CN111730152B - Rotary milling head of internal gear rotary milling machine - Google Patents
Rotary milling head of internal gear rotary milling machine Download PDFInfo
- Publication number
- CN111730152B CN111730152B CN202010700214.5A CN202010700214A CN111730152B CN 111730152 B CN111730152 B CN 111730152B CN 202010700214 A CN202010700214 A CN 202010700214A CN 111730152 B CN111730152 B CN 111730152B
- Authority
- CN
- China
- Prior art keywords
- main shaft
- rotary milling
- worm wheel
- worm
- thrust ball
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/12—Other devices, e.g. tool holders; Checking devices for controlling workpieces in machines for manufacturing gear teeth
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F5/00—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made
- B23F5/20—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by milling
Abstract
The invention relates to a rotary milling head of an internal gear rotary milling machine, wherein an upper guide plate and a lower guide plate of a turntable assembly are respectively arranged on a turntable, a V-shaped female guide rail is formed between the upper guide plate and the lower guide plate, and pistons are respectively arranged on V-shaped side surfaces; the main shaft of the main shaft component is arranged in the main shaft body, and the rear part of the main shaft is provided with a high-speed main shaft motor; a pull rod of the workpiece clamping mechanism is elastically arranged in the main shaft, the front end of the pull rod is connected with a cutter bar joint, and the rear part of the main shaft body is provided with a hydraulic tensioning mechanism; an output shaft of a servo motor of the tangential feeding assembly is connected with a worm, the worm is arranged on a rotary table and meshed with a worm wheel, the worm wheel is arranged on a worm wheel shaft, the worm wheel shaft is arranged on the rotary table, a feed screw nut is arranged on the worm wheel shaft, and the feed screw nut is arranged on a main shaft body through a nut support. The servo motor rotates to drive the spindle assembly to perform precise tangential feeding on the turntable assembly, the rotary milling head has extremely high transmission rigidity, and the high-speed, radial and tangential synchronous cutting is stable, uniform and vibration-free and high in tooth cutting precision in the tooth cutting process of the cutter of the rotary milling head.
Description
Technical Field
The invention relates to the field of rotary milling machine equipment, in particular to a rotary milling head of an internal gear rotary milling machine.
Background
Because the internal gear machining is continuous combined machining, the cutter on the rotary milling head does not only rotate but also does tangential motion, and the precise machining of the internal gear can be completed only when the two motions are combined and carried out simultaneously. In the process of cutting the internal gear by rotary milling, the time is short, continuous cutting is realized, the rigidity of a machine tool is poor, slight shock occurs at any part, and the cutter not only can break teeth, but also seriously influences the machining precision of the gear.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a rotary milling head of an internal gear rotary milling machine, wherein a servo motor rotates to drive a spindle assembly to perform precise tangential feeding on a turntable assembly, the rotary milling head is compact in structure, a transmission chain of a tool spindle is ultrashort, and in the tooth cutting process, high-speed, radial and tangential cutting are stable and uniform simultaneously, and the tooth cutting precision is high.
The technical solution of the invention is as follows:
the utility model provides an internal gear mills machine soon and mills head, includes carousel subassembly, main shaft assembly and tangential feed subassembly, the carousel subassembly includes carousel, the main shaft body, upper guide and bottom guide, upper guide 17 and bottom guide are fixed respectively on the carousel, and form the female guide rail of V-arrangement between upper guide and the bottom guide, install one row of piston on the V-arrangement side of upper guide and bottom guide respectively, the piston leads to behind the oil, and upper guide and bottom guide can compress tightly the main shaft body.
The main shaft assembly comprises a main shaft, a high-speed main shaft motor, an absolute encoder and a workpiece clamping mechanism arranged in an inner cavity in the middle of the main shaft, the main shaft is arranged in a main shaft body in a matching way through a bearing, the rear part of the main shaft is provided with a built-in high-speed main shaft motor, and the tail end of the main shaft is provided with the absolute encoder; the workpiece clamping mechanism comprises a pull rod, a front sleeve, a disc spring, a rear sleeve and a cutter bar connector, a blind hole is formed in the inner side of the rear portion of the main shaft, the rear sleeve and the front sleeve are arranged in the blind hole, the disc spring is installed between the rear sleeve and the front sleeve, the pull rod penetrates through the rear sleeve, the disc spring and the front sleeve, the front portion of the pull rod penetrates through the main shaft, the front end of the pull rod is connected with the cutter bar connector, and a hydraulic tensioning mechanism capable of pushing the pull rod to move is installed at the rear portion of the main shaft body.
The tangential feeding assembly comprises a servo motor, a worm wheel shaft, a feed screw nut and a nut support, an output shaft of the servo motor is connected with the worm, the worm is installed on a turntable and meshed with the worm wheel, the worm wheel is installed on the worm wheel shaft, the worm wheel shaft is installed on the turntable, the feed screw nut is installed on the worm wheel shaft in a matched mode, the feed screw nut is installed on the nut support, and the nut support is installed on the main shaft body.
Preferably, the turntable is fixed with a middle cover plate for protecting the rotation central shaft of the rotary milling head through a hexagon socket head cap screw a.
Preferably, the rotary milling head is fixed on the rotary shaft of the sliding plate by using an inner hexagon screw b, and the inner hexagon screw b is protected by using a round cover plate.
Preferably, the front end of the main shaft is provided with four first radial thrust ball bearings in a matching manner, the four first radial thrust ball bearings are divided into two groups, one group is provided with three first radial thrust ball bearings, the other group is provided with one first radial thrust ball bearing, and the three first radial thrust ball bearings and the one first radial thrust ball bearing are arranged on the main shaft body by adopting an inner spacer ring and an outer spacer ring in the middle; a first nut is arranged on the main shaft and positioned at the right end of the three first radial thrust ball bearings; the outer rings of the three first radial thrust ball bearings are fixed by first glands, and the first glands are fixed on the main shaft body by inner hexagon screws c; and a second gland is installed at the rear end of the main shaft body, and a second radial thrust ball bearing is installed between the second gland and the main shaft for auxiliary support.
Preferably, a rotary seal ring a is attached to the main shaft at the right of the three first radial thrust ball bearings, and a rotary seal ring b is attached to the main shaft at the left of one first radial thrust ball bearing, thereby preventing the first radial thrust ball bearing from leaking the high-speed grease.
Preferably, a pull claw is arranged at the front part of the pull rod and between the cutter bar joint and the main shaft, a third gland is arranged at the right end of the main shaft through a first flange, and the pull claw can penetrate through the first flange and the third gland.
Preferably, the hydraulic tensioning mechanism comprises an oil cylinder body, a piston and an oil cylinder cover, the oil cylinder body is mounted at the rear end of the main shaft body through a second flange, the piston is arranged in the oil cylinder body, the oil cylinder cover is fastened at the rear end of the oil cylinder body through an inner hexagonal screw d, and a hydraulic cavity is formed between the oil cylinder cover and the piston.
Preferably, a flat key on an output shaft of the servo motor is connected with a worm; two third radial thrust ball bearings are mounted in a bearing sleeve at the upper end of the worm 40, and the bearing sleeve is fixed on the turntable by an inner hexagon screw e; the worm and the bearing sleeve are locked by a second nut, and a cushion cover is arranged between the bearing sleeve and the second nut outside the worm to adjust the installation size; the upper end of the worm is supported by a first radial bearing, the first radial bearing is locked by a third nut and protected by a bearing cover.
Preferably, the worm wheel is connected with a worm wheel shaft by adopting a flat key, the left end of the worm wheel shaft is fastened with the turntable by adopting a third flange through an inner hexagon screw f, and the outer end of the third flange is fastened with a first cover plate through an inner hexagon screw g for protection; two fourth radial thrust ball bearings are arranged in the third flange to support the worm wheel shaft and are fastened by fourth nuts; the right end of the worm wheel shaft is fastened on the turntable by adopting a fourth flange and an inner hexagon screw h, and a second radial bearing is arranged in the fourth flange to support the right end of the worm wheel shaft.
Preferably, the worm wheel shaft is a ball screw, the ball screw rotates to drive the screw nut to move, the nut support is provided with an adjusting gasket, and the nut support and the adjusting gasket are fastened on the main shaft body by adopting an inner hexagonal screw i and are positioned by a pin.
The invention has the beneficial effects that:
the servo motor of the invention can drive the main shaft assembly to perform precise tangential feeding on the turntable assembly by rotating. The whole rotary milling head has compact structure and ultrashort transmission chain of the tool spindle, and is initiated in China. And the rotary milling head has extremely high transmission rigidity, completely and powerfully ensures that the rotary milling head cutter can cut stably, uniformly without any vibration at high speed, in the radial direction and in the tangential direction in the process of cutting teeth, and has high tooth cutting precision.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view of B-B of FIG. 1;
FIG. 4 is a cross-sectional view of C-C of FIG. 1;
Detailed Description
The embodiment is shown in the attached figures 1 to 4, and the rotary milling head of the internal gear rotary milling machine comprises a turntable assembly, a spindle assembly and a tangential feeding assembly, wherein the turntable assembly comprises a turntable 21, a spindle body 14, an upper guide plate 17 and a lower guide plate 45, the upper guide plate 17 and the lower guide plate 45 are respectively fixed on the turntable 21 by adopting 18M 12 x 35 hexagon socket head cap screws j18, a V-shaped female guide rail is formed between the upper guide plate 17 and the lower guide plate 45, a row of pistons 16 are respectively arranged on the V-shaped side surfaces of the upper guide plate 17 and the lower guide plate 45, 9 pistons 16 are arranged in one row, and after the pistons 16 are filled with oil, the two surfaces of the upper guide plate 17 and the lower guide plate 45 can press the spindle body 14, so that the whole spindle assembly is flexibly connected with the turntable without gaps. Because the internal gear machining is continuous combined machining, the cutter on the rotary milling head does not only rotate but also does tangential motion, and the precise machining of the internal gear can be completed only when the two motions are combined and carried out simultaneously.
And a middle cover plate 22 for protecting the rotation central shaft of the rotary milling head is fixed on the rotary table 21 through 6M 6X 16 socket head cap screws a 23.
The whole rotary milling head is fixed on a rotary shaft of the sliding plate by adopting 5M 16X 60 hexagon socket head cap screws b77, and 5M 16X 60 hexagon socket head cap screws b77 are protected by 5 small circular cover plates 19 for the sake of attractiveness and chip contamination prevention, and the small circular cover plates 19 are fixed by three hexagon socket head cap screws k 20.
The main shaft assembly comprises a main shaft 91, a high-speed main shaft motor 58, an absolute encoder 52 and a workpiece clamping mechanism arranged in a middle inner cavity of the main shaft, wherein the main shaft 91 is arranged in a main shaft body 14 in a matching way through a bearing, the rear part of the main shaft is provided with the built-in 1FE10082-6W high-speed main shaft motor 58, and the tail end of the main shaft is provided with a phi 50 absolute encoder for detecting the rotation precision of the main shaft 91; the workpiece clamping mechanism comprises a pull rod 88, a front sleeve 87, a disc spring 57, a rear sleeve 82 and a cutter bar joint 95, a blind hole is formed in the inner side of the rear portion of the main shaft 91, the rear sleeve 82 and the front sleeve 87 are arranged in the blind hole, 50 disc springs 57 of 34 x 16.3 x 1.5 are arranged between the rear sleeve 82 and the front sleeve 87, the pull rod 88 penetrates through the rear sleeve 82, the disc spring 57 and the front sleeve 87, the front portion of the pull rod penetrates through the main shaft 91, the front end of the pull rod is connected with the cutter bar joint 95, and a hydraulic tensioning mechanism capable of pushing the pull rod to move is arranged at the rear portion of the main shaft body 14.
The front end of the main shaft 91 is provided with four 105 multiplied by 160 multiplied by 26SKF high-precision first radial thrust ball bearings 60 in a matching way, the four first radial thrust ball bearings are divided into two groups, one group is three first radial thrust ball bearings, the other group is one first radial thrust ball bearing, and the three first radial thrust ball bearings and the one first radial thrust ball bearing are arranged on the main shaft body 14 by adopting an inner spacer 90 and an outer spacer 89 in the middle; an M125 × 2 first nut 70 is mounted on the main shaft 91 and at the right end of the three first radial thrust ball bearings; outer rings of the three first radial thrust ball bearings are fixed by adopting first pressing covers 92, and the first pressing covers 92 are fixed on the main shaft body 14 by adopting 6M 5 x 40 inner hexagon screws c 72; the rear end of the main shaft body 14 is provided with a second gland 84, a 55 × 90 × 18SKF second radial thrust ball bearing 56 is arranged between the second gland 84 and the main shaft 91 for auxiliary support, and the second gland 84 and the high-speed main shaft motor 58 are fixedly connected through an inner hexagon screw l 54. A small gland 85 is installed at the rear part of the second gland 84 through a socket head cap screw m53, and an adjusting shim 86 is arranged between the small gland 85 and the second radial thrust ball bearing 56 for fixing.
A 75 × 95 × 10 rotary seal ring a71 is attached to the main shaft 91 at the right of the three first radial thrust ball bearings, and a 100 × 125 × 12 rotary seal ring b59 is attached to the main shaft 91 at the left of one first radial thrust ball bearing, thereby preventing the first radial thrust ball bearing from leaking high-speed grease.
The front part of the pull rod 88 is positioned between the cutter bar joint 95 and the main shaft and is provided with an HSK100 pull claw 76, the right end of the main shaft 91 is provided with a third pressing cover 94 through a first flange 93, the first flange 93 and the main shaft 91 are fixedly connected through an inner hexagon screw n74, the first flange 93 and the third pressing cover 94 are fixedly connected through an inner hexagon screw o75, and the pull claw 76 can penetrate through the first flange 93 and the third pressing cover 94.
The hydraulic tensioning mechanism comprises an oil cylinder body 80, a piston 79 and an oil cylinder cover 78, wherein the oil cylinder body 80 is installed at the rear end of a main shaft body 14 through a second flange 81, the main shaft body 14 is fixed on the oil cylinder body 80 on the second flange 81 through 5M 6X 16 inner hexagonal screws p51 at the rear end, the piston 79 is installed in the oil cylinder body 80, the oil cylinder cover is fastened at the rear end of the oil cylinder body 80 through 8M 8X 16 inner hexagonal screws d49, a hydraulic cavity is formed between the oil cylinder cover 78 and the piston 79, the piston 79 can penetrate through a through hole in the oil cylinder body 80, a sealing groove is formed in the oil cylinder body 80, and a sealing ring 50 for preventing hydraulic oil from leaking is installed in the sealing groove. The hydraulic tensioning mechanism can stably complete the actions of mechanically clamping and hydraulically loosening the cutter bar joint.
The tangential feeding assembly comprises a 1FT7062, a 1.7KN, a 3000rpm servo motor 15, a worm 40, a worm wheel 9, a worm wheel shaft 10, a feed screw nut and a nut support 41, an output shaft of the servo motor is connected with the worm 40, the worm 40 is installed on a turntable 21, the worm 40 is meshed with the worm wheel 9, the worm wheel 9 is installed on the worm wheel shaft 10, the worm wheel shaft 10 is installed on the turntable 21, the feed screw nut is installed on the worm wheel shaft 10 in a matched mode, the feed screw nut is installed on the nut support 41, and the nut support 41 is installed on a main shaft body 14.
An 8X 50 flat key 27 on an output shaft of the servo motor is connected with a worm 40; two third radial thrust ball bearings 25 of 40 multiplied by 62 multiplied by 12 7908C are arranged in a bearing sleeve 26 at the upper end of the worm 40, and the bearing sleeve 26 is fixed on the turntable 21 by adopting 6M 8 multiplied by 20 socket head cap screws e 28; the worm 40 and the bearing sleeve 26 are locked by the R-M40 multiplied by 1.5 second nut 24, and a cushion cover 29 is arranged between the bearing sleeve 26 and the second nut 24 outside the worm 40 to adjust the installation size; the upper end of the worm 40 is supported by a first radial bearing 46, and the first radial bearing 46 of 20 × 52 × 15 is locked by a third nut 47 of R-M20 × 1 and protected by a bearing cover 48.
The worm wheel 9 is connected with a worm wheel shaft 10 by adopting an 8X 28 flat key 8, the left end of the worm wheel shaft 10 is fastened with a turntable 21 by adopting a third flange 2 and 4M 8X 25 hexagon socket head cap screws f1, and the outer end of the third flange 2 is fastened with a first cover plate 4 for protection by using 4M 4X 8 hexagon socket head cap screws g 5; two 30X 55X 15 fourth radial thrust ball bearings 6 are arranged in the third flange 2 to support a worm gear shaft and are fastened by an F-M30X 1.5 fourth nut 3, and a positioning sleeve 7 is arranged between the two 30X 55X 15 fourth radial thrust ball bearings 6 and a worm gear 9; the right end of the worm gear shaft 10 adopts a fourth flange 12 and is fastened on a rotating disc 21 by 4M 6X 20 hexagon socket head cap screws h13, and a 20X 47X 14 second radial bearing 11 is arranged in the fourth flange 12 to support the right end of the worm gear shaft 10.
The worm wheel shaft is a ball screw, the ball screw rotates to drive a screw nut to move, an adjusting gasket 44 is installed on the nut support 41, and the nut support 41 and the adjusting gasket 44 are fastened on the main shaft body 14 through 4M 10 x 40 hexagon socket head cap screws i and are positioned through 2-46 x 40 pins.
The working principle of the invention is as follows: the servo motor drives the worm to rotate, the worm rotates to drive the worm wheel to rotate, and therefore the worm wheel shaft drives the turntable to rotate; the turntable rotates to drive the upper guide plate and the lower guide plate to move simultaneously, the lead screw nut on the worm wheel shaft moves simultaneously, the main shaft body moves through the nut support, the two sides of the upper guide plate and the lower guide plate can compress the main shaft body, the whole main shaft assembly is flexibly connected with the turntable assembly without gaps, a cutter on the rotary milling head does not only rotate but also does tangential movement, and the inner gear precision machining can be completed only when the two movements are synthesized simultaneously.
The above embodiments are specific descriptions of the present invention, which are only used for further illustration, and should not be construed as limiting the scope of the present invention, and the non-essential modifications and adaptations by those skilled in the art according to the above disclosure are within the scope of the present invention.
Claims (9)
1. The utility model provides an internal gear rotary milling machine revolves cutter head which characterized in that: the oil-feeding mechanism comprises a turntable assembly, a main shaft assembly and a tangential feeding assembly, wherein the turntable assembly comprises a turntable (21), a main shaft body (14), an upper guide plate (17) and a lower guide plate (45), the upper guide plate (17) and the lower guide plate (45) are respectively fixed on the turntable (21), a V-shaped female guide rail is formed between the upper guide plate (17) and the lower guide plate (45), a row of pistons (16) are respectively arranged on the V-shaped side surfaces of the upper guide plate (17) and the lower guide plate (45), and after the pistons (16) are filled with oil, the upper guide plate (17) and the lower guide plate (45) can tightly press the main shaft body (14);
the main shaft assembly comprises a main shaft (91), a high-speed main shaft motor (58), an absolute encoder (52) and a workpiece clamping mechanism arranged in an inner cavity in the middle of the main shaft, wherein the main shaft (91) is arranged in a main shaft body (14) in a matching way through a bearing, the rear part of the main shaft is provided with a built-in high-speed main shaft motor (58), and the tail end of the main shaft is provided with the absolute encoder; the workpiece clamping mechanism comprises a pull rod (88), a front sleeve (87), a disc spring (57), a rear sleeve (82) and a cutter bar joint (95), a blind hole is formed in the inner side of the rear portion of the main shaft (91), the rear sleeve (82) and the front sleeve (87) are arranged in the blind hole, the disc spring (57) is installed between the rear sleeve (82) and the front sleeve (87), the pull rod (88) penetrates through the rear sleeve (82), the disc spring (57) and the front sleeve (87), the front portion of the pull rod penetrates through the main shaft (91) and the front end of the pull rod is connected with the cutter bar joint (95), and a hydraulic tensioning mechanism capable of pushing the pull rod to move is installed at the rear portion of the main shaft body (14);
the tangential feeding assembly comprises a servo motor, a worm (40), a worm wheel (9), a worm wheel shaft (10), a feed screw nut and a nut support (41), an output shaft of the servo motor is connected with the worm (40), the worm (40) is installed on the turntable (21), the worm (40) is meshed with the worm wheel (9), the worm wheel (9) is installed on the worm wheel shaft (10), the worm wheel shaft (10) is installed on the turntable (21), the feed screw nut is installed on the worm wheel shaft (10) in a matched mode, the feed screw nut is installed on the nut support (41), and the nut support (41) is installed on the main shaft body (14);
the rotary milling head is fixed on the rotating shaft of the sliding plate by adopting an inner hexagon screw b (77), and the inner hexagon screw b (77) is protected by adopting a round cover plate (19).
2. The internal gear rotary milling machine rotary milling head according to claim 1, wherein: and a middle cover plate (22) for protecting the rotary central shaft of the rotary milling head is fixed on the rotary table (21) through an inner hexagon screw a (23).
3. The rotary milling head of the internal gear rotary milling machine according to claim 1, wherein: the front end of the main shaft (91) is provided with four first radial thrust ball bearings (60) in a matching way, the four first radial thrust ball bearings are divided into two groups, one group is three first radial thrust ball bearings, the other group is one first radial thrust ball bearing, and the three first radial thrust ball bearings and the one first radial thrust ball bearing are arranged on the main shaft body (14) by adopting an inner spacing ring (90) and an outer spacing ring (89) in the middle; a first nut (70) is arranged on the main shaft (91) and positioned at the right end of the three first radial thrust ball bearings; outer rings of the three first radial thrust ball bearings are fixed by adopting first pressing covers (92), and the first pressing covers (92) are fixed on a main shaft body (14) by adopting inner hexagon screws c (72); a second gland (84) is installed at the rear end of the main shaft body (14), and a second radial thrust ball bearing (56) is installed between the second gland (84) and the main shaft (91) for auxiliary support.
4. The internal gear rotary milling machine rotary milling head according to claim 3, wherein: and a rotary sealing ring a is arranged on the main shaft (91) and positioned at the right part of the three first radial thrust ball bearings, and a rotary sealing ring b is arranged on the main shaft (91) and positioned at the left part of one first radial thrust ball bearing, so that the leakage of high-speed lubricating grease for the first radial thrust ball bearings is prevented.
5. The internal gear rotary milling machine rotary milling head according to claim 3, wherein: the front portion of pull rod (88) just is located and installs between cutter arbor joint (95) and the main shaft and draws claw (76), third gland (94) are installed through first flange (93) to main shaft (91) right-hand member, and draw claw (76) to pass in can following first flange (93) and third gland (94).
6. The internal gear rotary milling machine rotary milling head according to claim 1, wherein: the hydraulic tensioning mechanism comprises an oil cylinder body (80), a piston (79) and an oil cylinder cover (78), wherein the oil cylinder body (80) is installed at the rear end of the main shaft body (14) through a second flange (81), the piston (79) is installed in the oil cylinder body (80), the oil cylinder cover is fastened at the rear end of the oil cylinder body (80) through an inner hexagon screw d (49), and a hydraulic cavity is formed between the oil cylinder cover (78) and the piston (79).
7. The rotary milling head of the internal gear rotary milling machine according to claim 1, wherein: a flat key (27) on an output shaft of the servo motor is connected with a worm (40); two third radial thrust ball bearings (25) are mounted in a bearing sleeve (26) at the upper end of the worm (40), and the bearing sleeve (26) is fixed on the turntable (21) by adopting an inner hexagon screw e (28); the worm (40) and the bearing sleeve (26) are locked by the second nut (24), and a cushion cover (29) is arranged between the bearing sleeve (26) and the second nut (24) outside the worm (40) to adjust the installation size; the upper end of the worm (40) is supported by a first radial bearing (46), the first radial bearing (46) is locked by a third nut (47), and the upper end of the worm is protected by a bearing cover (48).
8. The rotary milling head of the internal gear rotary milling machine according to claim 1, wherein: the worm wheel (9) is connected with a worm wheel shaft (10) by adopting a flat key (8), the left end of the worm wheel shaft (10) is fastened with the turntable (21) by adopting a third flange (2) through an inner hexagon screw f (1), and the outer end of the third flange (2) is fastened with a first cover plate (4) for protection through an inner hexagon screw g (5); two fourth radial thrust ball bearings (6) are arranged in the third flange (2) to support a worm wheel shaft and are fastened by a fourth nut (3); the right end of the worm wheel shaft (10) is fastened on the turntable (21) through a fourth flange (12) and an inner hexagon screw h (13), and a second radial bearing (11) is arranged in the fourth flange (12) to support the right end of the worm wheel shaft (10).
9. The rotary milling head of the internal gear rotary milling machine according to claim 1, wherein: the worm wheel shaft is a ball screw, the ball screw rotates to drive a screw nut to move, an adjusting gasket (44) is installed on a nut support (41), and the nut support (41) and the adjusting gasket (44) are fastened on the main shaft body (14) through an inner hexagonal screw i and are positioned through a pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010700214.5A CN111730152B (en) | 2020-07-20 | 2020-07-20 | Rotary milling head of internal gear rotary milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010700214.5A CN111730152B (en) | 2020-07-20 | 2020-07-20 | Rotary milling head of internal gear rotary milling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111730152A CN111730152A (en) | 2020-10-02 |
| CN111730152B true CN111730152B (en) | 2022-12-30 |
Family
ID=72655113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010700214.5A Active CN111730152B (en) | 2020-07-20 | 2020-07-20 | Rotary milling head of internal gear rotary milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111730152B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201376122Y (en) * | 2009-04-16 | 2010-01-06 | 常州锅炉有限公司 | Hydraulic vice bench for lathedog gear milling machine |
| CN102380673A (en) * | 2011-11-10 | 2012-03-21 | 天津第一机床总厂 | Digital control large curve-tooth bevel gear broaching machine |
| CN103990816A (en) * | 2014-06-05 | 2014-08-20 | 新昌县三特自动化科技有限公司 | Double-spindle hydraulic lathe using efficient intelligent spindles |
| JP2015006724A (en) * | 2013-06-19 | 2015-01-15 | クリンゲルンベルク・アクチェンゲゼルシャフトＫｌｉｎｇｅｌｎｂｅｒｇ ＡＧ | Improved cutter head and usage of the same |
| CN104985260A (en) * | 2015-08-10 | 2015-10-21 | 武汉理工大学 | Continuous hobbing method for straight bevel gear |
| CN107008957A (en) * | 2017-06-14 | 2017-08-04 | 河南科技大学 | A kind of equal-depth teeth processing facing cutter |
| EP3584025A1 (en) * | 2018-06-20 | 2019-12-25 | Klingelnberg GmbH | Method for topological grinding of a cogged workpiece and grinding machine with a controller for topological grinding of a cogged workpiece |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7048616B1 (en) * | 2004-11-18 | 2006-05-23 | Donato L. Ricci | Grinding apparatus for grinding an out-of-round trunnion or tire for a rotary kiln |
-
2020
- 2020-07-20 CN CN202010700214.5A patent/CN111730152B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201376122Y (en) * | 2009-04-16 | 2010-01-06 | 常州锅炉有限公司 | Hydraulic vice bench for lathedog gear milling machine |
| CN102380673A (en) * | 2011-11-10 | 2012-03-21 | 天津第一机床总厂 | Digital control large curve-tooth bevel gear broaching machine |
| JP2015006724A (en) * | 2013-06-19 | 2015-01-15 | クリンゲルンベルク・アクチェンゲゼルシャフトＫｌｉｎｇｅｌｎｂｅｒｇ ＡＧ | Improved cutter head and usage of the same |
| CN103990816A (en) * | 2014-06-05 | 2014-08-20 | 新昌县三特自动化科技有限公司 | Double-spindle hydraulic lathe using efficient intelligent spindles |
| CN104985260A (en) * | 2015-08-10 | 2015-10-21 | 武汉理工大学 | Continuous hobbing method for straight bevel gear |
| CN107008957A (en) * | 2017-06-14 | 2017-08-04 | 河南科技大学 | A kind of equal-depth teeth processing facing cutter |
| EP3584025A1 (en) * | 2018-06-20 | 2019-12-25 | Klingelnberg GmbH | Method for topological grinding of a cogged workpiece and grinding machine with a controller for topological grinding of a cogged workpiece |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111730152A (en) | 2020-10-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102240917B (en) | Direct drive type servo knife rest | |
| CN108620897B (en) | Automatic gap eliminating method for high-precision rotary workbench with automatic gap eliminating device | |
| CN203830743U (en) | Work-piece main shaft device of horizontal gear hobbing machine | |
| CN201189608Y (en) | Precision rotating table apparatus | |
| CN208880143U (en) | A kind of longitudinal sectional formula complex milling machine tool | |
| CN105108214A (en) | Novel single-spindle pentahedron machining CNC milling machine | |
| CN111097970A (en) | Beveling machine | |
| CN111730152B (en) | Rotary milling head of internal gear rotary milling machine | |
| CN111151777A (en) | Compact servo turret | |
| CN202162600U (en) | Direct-drive servo tool rest | |
| CN102407448A (en) | Ram boring-milling head with rotation function | |
| CN116197734A (en) | Long-life high-precision indexing component | |
| CN107791044B (en) | High-speed deep boring and milling head with C-axis indexing at any angle | |
| CN218836107U (en) | End face positioning locking turning and milling dual-purpose cutting spindle | |
| CN102658400A (en) | Digital control gear milling machine of spiral bevel gear | |
| CN202271170U (en) | Modularized B shaft turning and milling composite functional unit | |
| CN109571051A (en) | A kind of digital control vertical turn-milling complex machining center workbench | |
| CN203556965U (en) | Workpiece box of numerically-controlled gear milling machine for spiral bevel gear | |
| CN202461702U (en) | Double-direct-driving numerical control gear slotting machine | |
| CN111730144A (en) | Internal gear rotary milling machine | |
| CN205271553U (en) | Numerical control flat turning disc | |
| CN201346705Y (en) | Direct-drive double shaft precision rotary table | |
| CN203557170U (en) | Toolbox of numerical control spiral bevel gear milling machine | |
| CN203390216U (en) | Aluminum ingot lathe tail frame | |
| CN112872379A (en) | Multi-spindle axial fine adjustment mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |