CN111790954A - Clamp for machining thin-wall flexible gear of harmonic reducer - Google Patents
Clamp for machining thin-wall flexible gear of harmonic reducer Download PDFInfo
- Publication number
- CN111790954A CN111790954A CN202010672416.3A CN202010672416A CN111790954A CN 111790954 A CN111790954 A CN 111790954A CN 202010672416 A CN202010672416 A CN 202010672416A CN 111790954 A CN111790954 A CN 111790954A
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- Prior art keywords
- fixedly connected
- wall
- flexible gear
- plate
- mounting
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- 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
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
- B23F23/06—Chucking arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to a clamp for machining a thin-wall flexible gear of a harmonic reducer, which comprises a bottom plate and a supporting table fixedly connected to the top of the bottom plate. The flexible gear is convenient to fix, and deformation of the flexible gear during fixing is avoided.
Description
Technical Field
The invention relates to the field of harmonic reducer accessories, in particular to a fixture for machining a harmonic reducer thin-wall flexible gear.
Background
The harmonic reducer is widely applied to the precision positioning field of mechanisms, instrument equipment and the like of a control system of a space flight vehicle due to the characteristics of large transmission ratio, small volume, light weight, high transmission precision, small return difference and the like, and is a transmission technology developed on the basis of elastic deformation of a thin shell. The flexspline is a key element of harmonic drive, and the quality of the dynamic performance of the flexspline determines the performance of a system to a great extent. The flexible gear is generally a thin-wall part and needs to be fixed by a clamp in the machining process, a three-jaw chuck is generally adopted to support the inner wall of the flexible gear when the conventional thin-wall flexible gear is machined, and then the flexible gear is machined, but the flexible gear is deformed by the clamping mode, so that the machining is influenced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a clamp for machining a thin-wall flexible gear of a harmonic reducer.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a harmonic speed reducer ware thin wall anchor clamps for flexbile gear processing, includes bottom plate, rigid coupling at the brace table at bottom plate top, its characterized in that, the vertical rigid coupling of bottom plate top one end has the curb plate, the brace table top is equipped with the recess, and the flexbile gear of treating processing is vertical to be located in the recess, just be equipped with clamping mechanism one in the recess, the bottom plate top is close to the vertical rigid coupling of curb plate one end has electric jar one, the horizontal rigid coupling in piston rod top of electric jar one has electric jar two, just slide from top to bottom and locate electricity jar two on the curb plate, the piston rod end-to-end of electric jar two rotates and is connected with the mounting bracket that is the U-shaped, the mounting bracket is kept away from curb plate one end.
Particularly, the first clamping mechanism comprises a pair of clamping plates, one clamping plate is fixedly connected to one side wall in the groove in a vertical mode, the other clamping plate is arranged at the bottom in the groove in a sliding mode, the groove is close to the sliding mode, a cavity is formed in one side wall of the clamping plate, a third electric cylinder is fixedly connected to the inner wall of the cavity in a horizontal mode, and the tail end of a piston rod of the third electric cylinder penetrates into the groove and is fixedly connected with the clamping plate which is arranged in the sliding mode.
In particular, a rubber pad is fixedly connected with the opposite surface of the clamping plate.
Particularly, the second clamping mechanism comprises a mounting box, a first bevel gear and a second bevel gear, wherein the first bevel gear and the second bevel gear are arranged in the mounting box and meshed with the first bevel gear, a cylindrical mounting block is fixedly connected to the center of the inner wall of one side of the mounting box, a rotating shaft is rotatably connected to the center of the other side of the mounting box, one end of the rotating shaft penetrates into the mounting box and is rotatably connected with the mounting block, the first bevel gear is vertically and fixedly connected to the rotating shaft, a circular mounting plate is fixedly connected to the center of the side wall of one side of the mounting box, the first bevel gear is arranged in the mounting plate, a rotating rod is fixedly connected to the center of one side of the mounting block, the second bevel gear is rotatably connected to the side wall of the mounting block, a connecting block is fixedly connected to the center of one side of the mounting plate, the screw rod with the rigid coupling has the regulation pole between the connecting block opposite face, the screw rod is kept away from connecting block one end is worn out the rigid coupling has the arc clamp plate behind the mounting box.
Particularly, the rotating shaft penetrates out of one end of the mounting box and is fixedly connected with a hand wheel, and a plurality of salient points are fixedly connected to the outer side of the hand wheel.
Particularly, a plurality of bevel gear two circumferences equipartition are in on bevel gear one, when the flexbile gear is fixed the clamp plate equipartition is in the flexbile gear inner wall, and the clamp plate is kept away from mounting box one side rigid coupling has the rubber pad.
Particularly, the adjusting rod is a telescopic rod.
The invention has the beneficial effects that: according to the invention, the flexible gear is convenient to fix by arranging the bottom plate, the side plate, the first electric cylinder, the second electric cylinder, the supporting table, the first clamping mechanism, the second clamping mechanism and the mounting frame, and when the flexible gear is fixed, the contact area between the pressing plate and the inner wall of the flexible gear is large, so that deformation of the flexible gear during fixing can be avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the attachment of the mounting box and the pressure plate of the present invention;
in the figure: 1-a bottom plate; 2-side plate; 3-an electric cylinder I; 4-electric cylinder two; 5-mounting a frame; 6, supporting the table; 7-a groove; 8-a flexible gear; 9-clamping plate; 10-electric cylinder three; 11-a platen; 12-a screw; 13-mounting a plate; 14-mounting a box; 15-bevel gear one; 16-a mounting block; 17-bevel gear two; 18-connecting blocks; 19-adjusting the rod; 20-a hand wheel; 21-shaft hereinafter, a detailed description will be given with reference to the accompanying drawings in conjunction with the embodiments of the present invention.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in fig. 1-2, a harmonic speed reducer ware thin wall anchor clamps for flexbile gear processing, including bottom plate 1, rigid coupling brace table 6 at 1 top of bottom plate, its characterized in that, the vertical rigid coupling of 1 top one end of bottom plate has curb plate 2, 6 tops of brace table are equipped with recess 7, treat that the flexbile gear 8 of processing is vertical to be located in the recess 7, just be equipped with clamping mechanism one in the recess 7, bottom plate 1 top is close to the vertical rigid coupling of 2 one ends of curb plate has electric jar one 3, the horizontal rigid coupling in piston rod top of electric jar one 3 has electric jar two 4, just slide about electric jar two 4 and locate 2 are last, the end of piston rod of electric jar two 4 rotates and is connected with mounting bracket 5 that is the U-shaped, mounting bracket 5 is kept away from 2 one end of curb plate has set firmly to stretch into clamping mechanism two inside the flexbile gear.
Specially, one clamping mechanism includes a pair of splint 9, one the vertical rigid coupling of splint 9 is in a lateral wall in the recess 7, another splint 9 slides and locates the bottom in the recess 7, recess 7 is close to the slip setting the inside cavity that is equipped with of splint 9 lateral wall, the last horizontal rigid coupling of cavity inner wall has three electric jar 10, just the terminal penetration of piston rod of three electric jar 10 the splint 9 rigid coupling with the slip setting in the recess 7.
In particular, a rubber pad is fixedly connected with the opposite surface of the clamping plate 9.
Particularly, the second clamping mechanism comprises a mounting box 14, a first bevel gear 15 arranged in the mounting box 14, and a plurality of second bevel gears 17 meshed with the first bevel gear 15, wherein a cylindrical mounting block 16 is fixedly connected to the center of the inner wall of one side of the mounting box 14, a rotating shaft 21 is rotatably connected to the center of the other side of the mounting box 14, one end of the rotating shaft 21 penetrates into the mounting box 14 and is rotatably connected with the mounting block 16, the first bevel gear 15 is vertically and fixedly connected to the rotating shaft 21, a circular mounting plate 13 is fixedly connected to the center of one side wall of the mounting box 14, the first bevel gear 15 is positioned in the mounting plate 13, a rotating rod is fixedly connected to the center of one side of the second bevel gear 17, which is close to the mounting block 16, and is rotatably connected to the side wall of the mounting block 16, a connecting block 18 is fixedly connected to the center of one side of the second bevel gear 17, and a plurality of threaded, threaded hole female connection has screw rod 12, screw rod 12 with the rigid coupling has regulation pole 19 between the connecting block 18 opposite face, screw rod 12 is kept away from connecting block 18 one end is worn out the rigid coupling has arc clamp plate 11 behind the mounting box 14.
Particularly, a hand wheel 20 is fixedly connected to one end, penetrating out of the mounting box 14, of the rotating shaft 21, and a plurality of salient points are fixedly connected to the outer side of the hand wheel 20.
Particularly, a plurality of bevel gear II 17 are circumferentially and uniformly distributed on the bevel gear I15, when the flexible gear 8 is fixed, the pressing plate 11 is uniformly distributed on the inner wall of the flexible gear 8, and a rubber pad is fixedly connected to one side, far away from the mounting box 14, of the pressing plate 11.
In particular, the adjusting rod 19 is a telescopic rod.
When the flexible gear machining device works, a flexible gear 8 to be machined is vertically arranged in a groove 7, a first electric cylinder 3 and a second electric cylinder 4 are started, a mounting box 14 extends into the flexible gear 8, a hand wheel 20 is rotated, a first bevel gear 15 drives a second bevel gear 17 to rotate, a pressing plate 11 is pressed to the inner wall of the flexible gear 8 and contacts with the inner wall of the flexible gear 8 under the action of an adjusting rod 19 and a screw rod 12, the flexible gear 8 is further fixed, at the moment, the pressing plate 11 is arc-shaped and has a large contact area with the inner wall of the flexible gear 8, the flexible gear 8 can be prevented from deforming, a third electric cylinder 10 is started, the bottom of the flexible gear 8 is clamped by a clamping plate 9, the outer side wall of the flexible gear 8 is machined, after the clamping plate 9 is loosened, the mounting frame 5 is rotated to the next machining position, the flexible. The flexible gear is convenient to fix, and deformation of the flexible gear during fixing is avoided.
The invention has been described in connection with the accompanying drawings, it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, adaptations or uses of the invention, and all such modifications and variations are within the scope of the invention.
Claims (7)
1. A clamp for machining a thin-wall flexible gear of a harmonic reducer comprises a bottom plate (1) and a supporting table (6) fixedly connected to the top of the bottom plate (1), it is characterized in that one end of the top of the bottom plate (1) is vertically and fixedly connected with a side plate (2), a groove (7) is arranged at the top of the supporting platform (6), a flexible gear (8) to be processed is vertically arranged in the groove (7), a first clamping mechanism is arranged in the groove (7), a first electric cylinder (3) is vertically and fixedly connected at one end of the top of the bottom plate (1) close to the side plate (2), the top of the piston rod of the first electric cylinder (3) is horizontally and fixedly connected with a second electric cylinder (4), the second electric cylinder (4) is arranged on the side plate (2) in a vertically sliding manner, the tail end of a piston rod of the second electric cylinder (4) is rotatably connected with a U-shaped mounting rack (5), and one end of the mounting rack (5) far away from the side plate (2) is fixedly provided with a second clamping mechanism extending into the flexible gear (8).
2. The clamp for machining the thin-wall flexible gear of the harmonic reducer according to claim 1, wherein the first clamping mechanism comprises a pair of clamping plates (9), one clamping plate (9) is vertically and fixedly connected to one side wall in the groove (7), the other clamping plate (9) is slidably arranged at the bottom in the groove (7), a cavity is formed in the groove (7) close to one side wall of the sliding clamping plate (9), an electric cylinder III (10) is horizontally and fixedly connected to the inner wall of the cavity, and the tail end of a piston rod of the electric cylinder III (10) penetrates into the groove (7) and is fixedly connected with the sliding clamping plate (9).
3. The clamp for machining the thin-wall flexible gear of the harmonic reducer according to claim 2, wherein a rubber pad is fixedly connected to the opposite surface of the clamping plate (9).
4. The clamp for machining the thin-wall flexible gear of the harmonic reducer according to claim 3, wherein the second clamping mechanism comprises a mounting box (14), a first bevel gear (15) arranged in the mounting box (14), and a plurality of second bevel gears (17) meshed with the first bevel gears (15), a cylindrical mounting block (16) is fixedly connected to the center of the inner wall of one side of the mounting box (14), a rotating shaft (21) is rotatably connected to the center of the other side of the mounting box (14), one end of the rotating shaft (21) penetrates into the mounting box (14) and is rotatably connected with the mounting block (16), the first bevel gears (15) are vertically and fixedly connected to the rotating shaft (21), a circular mounting plate (13) is fixedly connected to the center of the inner side wall of the mounting box (14), the first bevel gears (15) are arranged in the mounting plate (13), and rotating rods are fixedly connected to the centers of the second bevel gears (17) close to the mounting block (16), just the dwang rotates to be connected on installation piece (16) lateral wall, two bevel gear (17) are close to mounting panel (13) one side center rigid coupling has connecting block (18), be equipped with on mounting panel (13) a plurality of with the screw hole that two bevel gear (17) correspond, screw hole female connection has screw rod (12), screw rod (12) with the rigid coupling has regulation pole (19) between connecting block (18) opposite face, screw rod (12) are kept away from connecting block (18) one end is worn out the rigid coupling has arc clamp plate (11) behind mounting box (14).
5. The clamp for machining the harmonic reducer thin-wall flexible gear according to claim 4, wherein a hand wheel (20) is fixedly connected to one end, penetrating out of the mounting box (14), of the rotating shaft (21), and a plurality of salient points are fixedly connected to the outer side of the hand wheel (20).
6. The clamp for machining the thin-wall flexible gear of the harmonic reducer according to claim 5, wherein a plurality of bevel gears II (17) are uniformly distributed on the bevel gears I (15) in the circumferential direction, the pressing plates (11) are uniformly distributed on the inner wall of the flexible gear (8) when the flexible gear (8) is fixed, and a rubber pad is fixedly connected to one side, far away from the mounting box (14), of each pressing plate (11).
7. The clamp for machining the thin-wall flexible gear of the harmonic reducer according to claim 6, wherein the adjusting rod (19) is a telescopic rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010672416.3A CN111790954A (en) | 2020-07-14 | 2020-07-14 | Clamp for machining thin-wall flexible gear of harmonic reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010672416.3A CN111790954A (en) | 2020-07-14 | 2020-07-14 | Clamp for machining thin-wall flexible gear of harmonic reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111790954A true CN111790954A (en) | 2020-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010672416.3A Pending CN111790954A (en) | 2020-07-14 | 2020-07-14 | Clamp for machining thin-wall flexible gear of harmonic reducer |
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| Country | Link |
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| CN (1) | CN111790954A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113353810A (en) * | 2021-04-20 | 2021-09-07 | 四川川交路桥有限责任公司 | Multi-functional haulage equipment is used in reinforcing bar processing |
-
2020
- 2020-07-14 CN CN202010672416.3A patent/CN111790954A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113353810A (en) * | 2021-04-20 | 2021-09-07 | 四川川交路桥有限责任公司 | Multi-functional haulage equipment is used in reinforcing bar processing |
| CN113353810B (en) * | 2021-04-20 | 2022-06-24 | 四川川交路桥有限责任公司 | Multi-functional haulage equipment is used in reinforcing bar processing |
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