CN116638109B - Gear box turning device and turning method thereof - Google Patents
Gear box turning device and turning method thereof Download PDFInfo
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- CN116638109B CN116638109B CN202310921730.4A CN202310921730A CN116638109B CN 116638109 B CN116638109 B CN 116638109B CN 202310921730 A CN202310921730 A CN 202310921730A CN 116638109 B CN116638109 B CN 116638109B
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000002184 metal Substances 0.000 claims abstract description 54
- 230000002093 peripheral effect Effects 0.000 claims abstract description 20
- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 11
- 238000012937 correction Methods 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 210000001847 jaw Anatomy 0.000 description 22
- 238000005457 optimization Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 210000003781 tooth socket Anatomy 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/103—Retention by pivotal elements, e.g. catches, pawls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/40—Expansion mandrels
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
Abstract
The application discloses a gear box turning device and a turning method thereof, wherein the gear box turning device comprises a chuck, a plurality of clamping jaw assemblies which are distributed in an annular mode at equal intervals are arranged on the chuck in a sliding mode, a clamping sleeve used for being connected with a lathe chuck is coaxially arranged on one side of the chuck, a circular hole communicated with the clamping sleeve is formed in the middle position of the chuck, an inward-expansion clamping assembly is arranged in the circular hole, the clamping jaw assemblies comprise clamping blocks, a slot arranged along the length direction of the clamping blocks is formed in one side of each clamping block, a pin hole communicated with the outside is formed in one end of the inner side of each slot, a first metal pin is inserted into each pin hole, and an annular check ring is arranged on the outer peripheral surface of each first metal pin, close to the inner side of each slot. According to the application, a clamping tool is not required to be replaced, the working efficiency is improved, and the arc-shaped supporting block and the internal expansion clamping assembly can improve the clamping stability of the end cover of the gear box.
Description
Technical Field
The application relates to the technical field of gear box machining, in particular to a gear box turning device and a turning method thereof.
Background
The gearbox bears the acting force from the wind wheel and the counter force generated during gear transmission, and has enough rigidity to bear the action of force and moment, prevent deformation and ensure transmission quality. The design of the gearbox body is carried out according to the requirements of layout arrangement, processing and assembly conditions, convenience in inspection and maintenance and the like of the power transmission of the wind turbine generator. With the continuous rapid development of the gear box industry, more and more industries and different enterprises are applied to the gear box.
The end cover on the gear box is required to be turned through a lathe, the inner ring and the outer ring of the gear box end cover are required to be turned, the gear box end cover is required to be clamped through different clamps in the turning process, the clamps are required to be replaced in the machining process, the operation is troublesome, and the efficiency is low, so that the gear box turning device and the turning method thereof are provided.
Disclosure of Invention
Based on the technical problems in the background technology, the application provides a gear box turning device and a turning method thereof.
The application provides a gear box turning device which comprises a chuck, wherein a plurality of clamping jaw assemblies distributed in an annular shape at equal intervals are arranged on the chuck in a sliding manner, a clamping sleeve used for being connected with a lathe chuck is coaxially arranged on one side of the chuck, a circular hole communicated with the clamping sleeve is formed in the middle of the chuck, and an inner expansion clamping assembly is arranged in the circular hole;
the clamping jaw assembly comprises a clamping block, a slot arranged along the length direction of the clamping block is formed in one side of the clamping block, a pin hole communicated with the outside is formed in one end of the inner side of the slot, a first metal pin is inserted in the pin hole, an annular check ring is arranged at the position, close to the inner side of the slot, of the outer peripheral surface of the first metal pin, first springs are sleeved on the positions, close to the two sides of the annular check ring, of the outer peripheral surface of the first metal pin, a sealing plate is sleeved on the outer side of the first metal pin, the sealing plate is fixed with one side of the clamping block through bolts, a round hole for the first metal pin to pass through is formed in the sealing plate, a blind hole is formed in one end, close to the sealing plate, of the first metal pin, a second metal pin is inserted in the blind hole, a convex column is arranged at one end, far from the first metal pin, of the second metal pin, a check ring is sleeved on the convex column, the check ring is fixedly connected with the end of the first metal pin, a second spring is sleeved on the inner side of the blind hole, the second spring is contacted with one end of the second metal pin, a hinge groove is formed in one side, a hinge arm is sleeved on the inner side of the first metal pin, a hinge arm is hinged on the inner side of the hinge arm, a rectangular hinge arm is arranged on the inner side of the hinge arm, a rectangular hinge arm is distributed on the hinge arm is arranged on the inner side of the hinge arm, and the hinge arm is far from the hinge arm is provided with a rectangular hinge joint opening, and the hinge arm is arranged at the rectangular joint opening;
the clamping sleeve outside rotates and is provided with the trigger subassembly that realizes a plurality of clamping jaw subassembly synchronous motion, trigger subassembly includes the swivel ring, swivel ring is close to chuck one side and is the arc groove that the equidistance was annular subsection, the clamp splice is close to swivel ring one side and is provided with the linkage post, the linkage post inserts and establishes in the arc inslot.
As a further optimization of the technical scheme, according to the gear box turning device, the clamping tooth grooves which are distributed in an annular mode at equal intervals are formed in the outer peripheral surface of the clamping sleeve, guide posts which are distributed in an annular mode at equal intervals are arranged on the outer peripheral surface of the movable sleeve, strip-shaped slide ways which are arranged along the length direction of the clamping sleeve are arranged on the outer peripheral surface of the clamping sleeve, the guide posts are inserted into the strip-shaped slide ways, arc-shaped abutting blocks which are distributed in an annular mode at equal intervals are arranged at one end, close to the chuck, of the movable sleeve, and the arc-shaped abutting blocks are located between two adjacent clamping jaw assemblies.
As a further optimization of the technical scheme, according to the gear box turning device, the clamping plates are provided with the strip-shaped grooves which are distributed in an annular mode at equal intervals, one ends of the strip-shaped grooves are communicated with the round holes, rectangular frames are arranged at positions, close to the strip-shaped grooves, on one sides of the clamping plates, away from the triggering assembly, of the clamping plates, strip-shaped guide grooves are formed in two sides of the strip-shaped grooves, the clamping blocks are arranged in the strip-shaped grooves in a sliding mode, guide ribs are arranged on two sides of the clamping blocks, and the two guide ribs are respectively arranged in the two strip-shaped guide grooves in a sliding mode.
As a further optimization of the technical scheme, the gear box turning device is characterized in that an annular groove is formed in one side, close to the chuck, of the rotating ring, an annular gear ring is coaxially arranged on one side, close to the rotating ring, of the chuck, the annular gear ring is rotatably arranged in the annular groove, a rotating groove communicated with the annular groove is formed in the outer peripheral surface of the rotating ring, a rotating grab handle is rotatably arranged in the rotating groove, the rotating grab handle comprises a rotating shaft rotatably connected with the inner side of the rotating groove, a rotating handle is connected to one end, far away from the rotating ring, of the annular groove, a mounting groove is formed in the position, close to the annular groove, of the rotating shaft, a mounting column is arranged on the inner side of the mounting groove, an elastic folded piece is arranged at one end of the mounting groove, a pin hole for the mounting column to penetrate through is formed in the rotating shaft, a metal shaft matched with the shaft hole is arranged on the inner side of the rotating shaft, the metal shaft is inserted in the shaft hole, one end, far away from the mounting column, is connected with the side wall of the metal shaft, the elastic folded piece is of an L-shaped structure, and the elastic folded piece is clamped at a tooth gap of the annular gear ring.
In this preferred scheme, here because elasticity fold piece sets up in the tooth clearance department of annular ring gear to cooperate its L type structure, can realize the unidirectional locking to annular ring gear, annular ring gear tooth and elasticity fold piece looks adaptation here, when rotatory grab handle, because elasticity fold piece one end is fixed on the metal shaft, can realize that elasticity fold piece takes place deformation in the rotation process, thereby release the locking to annular ring gear, thereby trigger the subassembly and can take place rotatoryly relative chuck.
As a further optimization of the technical scheme, the gear box turning device comprises the movable column coaxially arranged at the inner side of the circular hole, a conical surface part is arranged at one end, close to the chuck, of the movable column, the diameter, close to the chuck, of the movable column is larger than that of one end, far away from the chuck, of the movable column, a strip-shaped mounting groove which is annularly distributed is arranged at one end, close to the conical surface part, of the outer peripheral surface of the movable column, and an inner expansion clamping block is rotationally arranged at the movable column.
As a further optimization of the technical scheme, the gear box turning device is characterized in that the inner expansion clamping blocks are of triangular structures, a linkage arm is formed by extending one corner of each inner expansion clamping block, a rotary shaft hole is formed in the intersection of the linkage arm and each inner expansion clamping block, a rotary pin is inserted into each rotary shaft hole, and the inner expansion clamping blocks are in rotary connection with the inner wall of the strip-shaped mounting groove through the rotary pins and the rotary shaft holes.
As a further optimization of the technical scheme, according to the gear box turning device, the side wall of the inner expansion clamping block is provided with the strip-shaped opening, the elastic piece is inserted into the strip-shaped opening, and one end, far away from the inner expansion clamping block, of the elastic piece is fixed with the inner wall of the strip-shaped mounting groove.
As a further optimization of the technical scheme, according to the gear box turning device, the inner side of the clamping sleeve is fixedly provided with the fixed column, the fixed column is coaxially provided with the screw hole, the movable column is axially provided with the through hole, the fastening bolt is rotationally arranged in the through hole, one end of the fastening bolt is inserted into the screw hole, the screw hole and the fastening bolt form threaded fit, one end, close to the movable column, of the fixed column is coaxially provided with the sleeve part, the outer circumferential surface of the sleeve part is provided with the strip-shaped opening matched with the linkage arm, the linkage arm is inserted into the strip-shaped opening, the inner side of the sleeve part is provided with the guide groove intersecting the strip-shaped opening, and one end, close to the strip-shaped opening, of the guide groove is of an inclined surface structure.
In this preferred scheme, when rotatory fastening bolt, can adjust the interval between fixed column and the tight subassembly of internal expansion, when the in-process that the tight subassembly of internal expansion is close to the fixed column of internal expansion, the linking arm inserts and establishes in the bar breach, can restrict the tight subassembly of internal expansion and follow fastening bolt and rotate together, then under the effect of direction slot, drive the linking arm rotatory, thereby the linking arm drives the clamp splice rotation of internal expansion, thereby the clamp splice outwards expands, can carry out the tight fixed of internal expansion with the inner circle of gear box end cover, then rotatory swivel, drive clamping jaw subassembly each other and keep away from under the effect of the linking post and the arc wall that the cooperation set up, the pulling movable sleeve is to being close to the one end removal of the tight subassembly of internal expansion, thereby support the tight to the outer wall of gear to the end cover to the arc butt piece that the cooperation is movable sleeve, the tight effect has been promoted, rethread clamping jaw subassembly is fixed to the gear box outer lane in-process, realize that the movable post moves to fixed post one side, the taper portion that the cooperation set up, promote the projection to move, thereby support first metal pin tightly, strengthen the centre gripping to the gear box end cover.
As a further optimization of the technical scheme, according to the gear box turning device, the equidistant anti-skid tooth grooves are formed in the position, close to the pin hole, of one end of the clamping block.
A turning method of a gearbox turning device, comprising the steps of:
s1: the inner ring is turned, the outer ring of the gear box end cover is buckled on the chuck, the arranged first metal pin is in contact with the inner wall of the outer ring of the gear box end cover, one of the first springs provides a reset force for the first metal pin, the gear box end cover is primarily clamped, then the rotating ring is driven to rotate by holding the rotating grab handle, the clamping block is matched with the arc-shaped groove to expand to the outer side of the chuck, the outer ring of the gear box end cover is clamped, in the rotating process of the rotating ring, the elastic folding piece is matched with the annular gear ring, locking of the rotating ring is realized, then the clamping sleeve is clamped and fixed through the three-jaw chuck of the lathe, the clamping jaw of the three-jaw chuck is clamped into the clamping tooth socket, and then turning correction is carried out on the inner ring of the gear box end cover through the lathe;
s2: the outer ring of the gearbox is turned, the rotary grab handle is rotated to drive the elastic folding piece to deform, the locking limit between the elastic folding piece and the annular gear ring is relieved, therefore, the rotary ring can be rotated, the matched linkage column and the arc-shaped groove are arranged, the clamping of the outer ring of the gearbox end cover is relieved, the gearbox end cover is taken down, the gearbox end cover is turned over, the inner ring of the gearbox end cover is sleeved outside the inner expansion clamping assembly, then the movable column is closed to the fixed column through the rotary fastening bolt, the linkage arm slides in the strip-shaped opening and is matched with the action of the guide groove, the linkage arm is rotated, the inner expansion clamping blocks are driven to expand mutually, the inner ring of the gearbox end cover is clamped, then the rotary ring is rotated, the clamping jaw assemblies are driven to be away from each other, the matched hinged arm is pulled to move, the matched arc-shaped abutting block abuts against the gearbox end cover, and the lathe is started to carry out turning correction on the outer ring of the gearbox end cover.
In summary, the beneficial effects of the application are as follows:
through trigger subassembly, the clamping jaw subassembly that sets up, can press from both sides tightly the gear box end cover inner circle, the first metal round pin of cooperation setting can carry out simple fixed to the gear box end cover, conveniently gets to put the gear box end cover, combines the internal expanding clamping assembly that sets up simultaneously, can press from both sides tightly fixedly to the inner circle of gear box end cover, can conveniently turn the inner circle and the outer lane of gear box end cover, need not to change clamping tool, promotes work efficiency, and the arc supports piece and internal expanding clamping assembly, can promote the stability of the centre gripping of gear box end cover.
Drawings
FIG. 1 is a schematic diagram of a turning apparatus for a gear box according to the present application;
FIG. 2 is a schematic diagram of a gear box turning apparatus according to the present application with a chuck removed;
FIG. 3 is a schematic structural view of a rotating ring and a clamping sleeve of a turning device for a gear box according to the present application;
fig. 4 is a schematic structural view of a rotating ring of a turning device of a gear box according to the present application;
FIG. 5 is a schematic diagram of a side structure of a chuck of a turning device for a gear box according to the present application;
FIG. 6 is a schematic view of another side of a chuck of a turning apparatus for a gearbox according to the present application;
fig. 7 is a schematic structural view of a rotary handle of a turning device of a gear box according to the present application;
FIG. 8 is a schematic structural view of a fixed column, a movable sleeve, a clamping jaw assembly and an internal expansion clamping assembly of the gear box turning device according to the present application;
FIG. 9 is a schematic diagram of a jaw assembly of a turning apparatus for a gearbox according to the present application;
FIG. 10 is a schematic cross-sectional view of a jaw assembly of a gear box turning device in accordance with the present application;
FIG. 11 is a schematic structural view of a fixed column and an internal expansion clamping assembly of a gear box turning device according to the present application;
fig. 12 is a schematic structural view of a fixing column of a turning device of a gear box according to the present application;
FIG. 13 is a schematic view of the structure of an expansion clamp block in a gear box turning device according to the present application;
FIG. 14 is a schematic view of a turning apparatus for a gear box for clamping an end cap of a gear box according to the present application;
fig. 15 is a schematic structural view of a gearbox end cap.
In the figure: 1. a clamping sleeve; 101. clamping tooth sockets; 102. a strip-shaped slideway; 2. a chuck; 201. a bar-shaped groove; 2011. a strip-shaped guide groove; 202. a rectangular frame; 203. a circular hole; 204. an annular gear ring; 3. a jaw assembly; 301. clamping blocks; 3011. anti-slip tooth slots; 3012. a guide rib; 3013. a linkage column; 3014. a pin hole; 3015. a hinge groove; 3016. a slot; 302. an articulated arm; 303. a first metal pin; 3031. an annular retainer ring; 304. a first spring; 305. a sealing plate; 306. a retainer ring; 307. a second spring; 308. a second metal pin; 3081. a convex column; 4. an internal expansion clamping assembly; 401. a movable column; 4011. a strip-shaped mounting groove; 402. an inner expansion clamping block; 4021. a linkage arm; 403. a conical surface portion; 404. an elastic sheet; 405. a fastening bolt; 5. a trigger assembly; 501. a rotating ring; 5011. an arc-shaped groove; 5012. an annular groove; 5013. a rotary groove; 502. rotating the grab handle; 5021. a rotation shaft; 5022. a rotating handle; 5023. an elastic flap; 5024. a mounting groove; 50241. a mounting column; 6. a movable sleeve; 601. a guide post; 602. arc-shaped abutting blocks; 7. fixing the column; 701. a sleeve portion; 7011. a strip-shaped notch; 7012. a guide groove.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to fig. 1 to 15 in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1-15, a turning device of a gear box comprises a chuck 2, wherein a plurality of clamping jaw assemblies 3 which are distributed in an annular shape at equal distance are arranged on the chuck 2 in a sliding manner, a clamping sleeve 1 for connecting with a lathe chuck is coaxially arranged on one side of the chuck 2, a circular hole 203 which is communicated with the clamping sleeve 1 is arranged in the middle position of the chuck 2, and an internal expansion clamping assembly 4 is arranged in the circular hole 203;
the clamping jaw assembly 3 comprises a clamping block 301, a slot 3016 arranged along the length direction of the clamping block 301 is arranged on one side of the clamping block 301, a pin hole 3014 communicated with the outside is formed in one end of the inner side of the slot 3016, a first metal pin 303 is inserted into the pin hole 3014, an annular check ring 3031 is arranged on the outer peripheral surface of the first metal pin 303 close to the inner side of the slot 3016, a first spring 304 is sleeved on the outer peripheral surface of the first metal pin 303 close to the two sides of the annular check ring 3031, a sealing plate 305 is sleeved on the outer side of the first metal pin 303, the sealing plate 305 is fixed with one side of the clamping block 301 through bolts, a round hole for the first metal pin 303 to pass through is formed in the sealing plate 305, a blind hole is formed in one end of the first metal pin 303 close to the sealing plate 305, a second metal pin 308 is inserted into the blind hole, a convex post 3081 is sleeved on the convex post 308 away from the end of the first metal pin 303, a check ring 306 is fixedly connected with the end of the first metal pin 303, a second spring 307 is sleeved on the inner side of the blind hole, a rectangular hinge arm 307 is arranged on the inner side of the blind hole, a rectangular hinge arm is arranged on the second metal pin 307 is far from the inner side of the first metal pin 301, a rectangular hinge arm 301 is far from the rectangular hinge joint 302, and far from the inner side of the rectangular hinge arm 301 is far from the rectangular hinge joint 302 is arranged on the rectangular hinge arm 301, and far from the hinge joint end of the rectangular joint arm 301 is far from the hinge joint end of the hinge joint 1, and far from the hinge joint end is far from the hinge joint end 1;
the clamping sleeve 1 outside rotates and is provided with the trigger subassembly 5 that realizes the synchronous motion of a plurality of clamping jaw subassemblies 3, trigger subassembly 5 includes swivel collar 501, swivel collar 501 is close to chuck 2 one side and is provided with the equidistance and be the arc groove 5011 that the annular divides, clamp splice 301 is close to swivel collar 501 one side and is provided with the linkage post 3013, the linkage post 3013 inserts and establishes in arc groove 5011 inboard.
Referring to fig. 3 and 8, the outer circumferential surface of the clamping sleeve 1 is provided with clamping tooth slots 101 distributed in an annular shape at equal intervals, the outer circumferential surface of the movable sleeve 6 is provided with guide posts 601 distributed in an annular shape at equal intervals, the outer circumferential surface of the clamping sleeve 1 is provided with a strip-shaped slideway 102 arranged along the length direction of the clamping sleeve, the guide posts 601 are inserted into the strip-shaped slideway 102, one end, close to the chuck 2, of the movable sleeve 6 is provided with arc-shaped propping blocks 602 distributed in an annular shape at equal intervals, and the arc-shaped propping blocks 602 are positioned between two adjacent clamping jaw assemblies 3.
Referring to fig. 5 and 6, the chuck 2 is provided with a strip-shaped groove 201 with an annular distribution at equal distance, one end of the strip-shaped groove 201 is communicated with a circular hole 203, a rectangular frame 202 is arranged at a position, close to the strip-shaped groove 201, of one side, away from the trigger assembly 5, of the chuck 2, strip-shaped guide grooves 2011 are respectively arranged on two sides of the strip-shaped groove 201, the clamping blocks 301 are slidably arranged in the strip-shaped groove 201, guide ribs 3012 are respectively arranged on two sides of the clamping blocks 301, and the two guide ribs 3012 are slidably arranged in the two strip-shaped guide grooves 2011.
Referring to fig. 2, fig. 3 and fig. 7, rotatory ring 501 is close to chuck 2 one side and is provided with annular groove 5012, chuck 2 is close to rotatory ring 501 one side coaxial being provided with annular ring gear 204, annular ring gear 204 rotates and sets up in annular groove 5012, rotatory ring 501's outer peripheral face is provided with the rotary tank 5013 of intercommunication annular groove 5012, rotatory groove 5023 internal rotation is provided with rotatory grab handle 502, rotatory grab handle 502 includes the rotation axis 5021 of being connected with the inboard rotation of rotary tank 5013, rotatory ring gear 501 one end is kept away from to annular groove 5022 and is connected with rotatory handle 5022, rotation axis 5021 is close to annular groove 5012 position department and is provided with mounting groove 5024, the mounting groove 5024 inboard is provided with erection column 50241, the inboard elastic folded piece 5023 that is provided with of mounting column 50241 pass, be provided with the shaft hole of intercommunication mounting groove 5024 on the rotation axis 5021, the rotation axis 5021 inboard is provided with the metal axle of shaft hole looks adaptation, the metal axle is inserted in the rotation axis 5023, thereby can take place the annular ring gear 502, can take place the annular ring gear 204 with the annular ring gear 502, thereby the annular ring gear 502 is realized to take place at the annular ring gear 502, and the annular ring gear 502 is kept away from the corresponding one end, and the elastic lock flat-shaped ring gear 502 is realized, and the annular ring gear 502 is rotated, thereby the annular ring gear 204 is kept away from the annular ring gear 204, and the annular ring gear is connected with the annular ring gear 502.
Referring to fig. 2, 11, 12 and 13, the internal expansion clamping assembly 4 includes a movable column 401 coaxially disposed inside the circular hole 203, a conical surface portion 403 is disposed at one end of the movable column 401 near the chuck 2, a diameter of one end of the movable column 401 near the chuck 2 is larger than a diameter of one end of the movable column 401 far away from the chuck 2, a strip-shaped mounting groove 4011 distributed in a ring shape is disposed at one end of an outer peripheral surface of the movable column 401 near the conical surface portion 403, an internal expansion clamping block 402 is rotatably disposed on the movable column 401, the internal expansion clamping block 402 is in a triangular structure, a linkage arm 4021 extends along one corner of the internal expansion clamping block 402, a rotary shaft hole is disposed at an intersection of the linkage arm 4021 and the internal expansion clamping block 402, a rotary pin is disposed in the rotary shaft hole in an inserted manner, and the internal expansion clamping block 402 is rotatably connected with an inner wall of the mounting groove 4011 through the rotary pin and the rotary shaft hole.
Referring to fig. 13, a strip-shaped opening is formed in the side wall of the inner expansion clamping block 402, an elastic piece 404 is inserted into the strip-shaped opening, and one end of the elastic piece 404, which is far away from the inner expansion clamping block 402, is fixed to the inner wall of the strip-shaped mounting groove 4011.
Referring to fig. 11 and 12, a fixed column 7 is fixed on the inner side of the clamping sleeve 1, a screw hole is coaxially arranged on the fixed column 7, a through hole is axially arranged on the movable column 401, a fastening bolt 405 is rotatably arranged in the through hole, one end of the fastening bolt 405 is inserted into the screw hole, the screw hole and the fastening bolt 405 form a threaded fit, a sleeve part 701 is coaxially arranged on one end of the fixed column 7 close to the movable column 401, a strip-shaped opening 7011 matched with a linkage arm 4021 is arranged on the outer circumferential surface of the sleeve part 701, the linkage arm 4021 is inserted into the strip-shaped opening 7011, a guide groove 7012 intersecting with the strip-shaped opening is arranged on the inner side of the sleeve part 701, one end of the guide groove 7012 close to the strip-shaped opening 7011 is in a bevel structure, when the fastening bolt 405 is rotated, the interval between the fixed column 7 and the internal expansion clamping assembly 4 can be adjusted, when the internal expansion clamping assembly 4 approaches the fixed column 7, the linkage arm 4021 is inserted into the strip-shaped gap 7011, so that the internal expansion clamping assembly 4 can be limited to rotate along with the fastening bolt 405, then under the action of the guide groove 7012, the linkage arm 4021 is driven to rotate, the linkage arm 4021 drives the internal expansion clamping block 402 to rotate, the internal expansion clamping block 402 expands outwards, the internal expansion clamping assembly can be fixed with the inner ring of the end cover of the gear box, then the rotating ring 501 is rotated, the clamping jaw assembly 3 is driven to be mutually far away under the action of the linkage column 3013 and the arc groove 5011 which are matched, the movable sleeve 6 is pulled to move towards one end close to the internal expansion clamping assembly 4 by the hinge arm 302 which is matched, so that the arc-shaped abutting block 602 on the movable sleeve 6 abuts against the outer wall of the gear to the end cover, the clamping effect is improved, and then in the process of fixing the outer ring of the gear box by the clamping jaw assembly 3, the fastening bolt 405 is rotated, the movable column 401 moves to the side of the fixed column 7, and the convex column 3081 is pushed to move by the cone 403 which is matched with the movable column, so that the first metal pin 303 is abutted tightly, and the outer ring of the end cover of the gear box is clamped in a reinforcing manner.
The clamping block 301 is provided with equidistant anti-slip tooth grooves 3011 at the position close to the pin holes 3014.
A turning method of a gearbox turning device, comprising the steps of:
s1: the method comprises the steps of turning an inner ring, namely placing an outer ring of a gearbox end cover on a chuck 2 in a buckling manner, enabling a first metal pin 303 to be in contact with the inner wall of the outer ring of the gearbox end cover, enabling one of first springs 304 to provide a reset force for the first metal pin 303, primarily clamping the gearbox end cover, driving a rotating ring 501 to rotate through a handheld rotating grab handle 502, matching a connecting column 3013 and an arc-shaped groove 5011 to expand a clamping block 301 to the outer side of the chuck 2, clamping the outer ring of the gearbox end cover, matching an elastic folding piece 5023 with an annular gear ring 204 in the rotating process of the rotating ring 501, locking the rotating ring 501, clamping and fixing a clamping sleeve 1 through a three-jaw chuck of a lathe, clamping a clamping jaw of the three-jaw chuck into a clamping tooth socket 101, and turning and correcting the inner ring of the gearbox end cover through the lathe;
s2: the outer ring of the gearbox is driven to rotate, the rotary grab handle 502 is rotated to drive the elastic folding piece 5023 to deform, the locking limitation between the elastic folding piece 5023 and the annular gear ring 204 is relieved, therefore, the rotary ring 501 can be rotated, the linkage post 3013 and the arc-shaped groove 5011 which are matched with each other are arranged, the clamping jaw assembly 3 is mutually close, the clamping of the outer ring of the gearbox end cover is relieved, the gearbox end cover is taken down, the gearbox end cover is overturned, the inner ring of the gearbox end cover is sleeved on the outer side of the inner expansion clamping assembly 4, then the movable post 401 is closed towards the fixed post 7 through the rotary fastening bolt 405, the linkage arm 4021 slides in the strip-shaped notch 7011 and is matched with the action of the guide groove 7012, the linkage arm 4021 is rotated to drive the inner expansion clamping blocks 402 to mutually expand and expand, the inner ring of the gearbox end cover is fastened, then the rotary ring 501 is rotated, the clamping jaw assembly 3 is driven to be mutually far away from the lathe, the hinge arm 302 which is matched with the arrangement is pulled, the movable sleeve 6 is moved, the arc-shaped supporting block 602 is matched with the arc-shaped supporting block 602 to tightly support the outer ring of the gearbox end cover, and the turning correction of the gearbox end cover is started.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the application described herein may be capable of being practiced otherwise than as specifically illustrated and described. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is only a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art, who is within the scope of the present application, should make equivalent substitutions or modifications according to the technical scheme of the present application and the inventive concept thereof, and should be covered by the scope of the present application.
Claims (9)
1. The turning device of the gear box comprises a chuck (2), and is characterized in that a plurality of clamping jaw assemblies (3) which are distributed in an annular shape at equal distance are arranged on the chuck (2) in a sliding manner, a clamping sleeve (1) used for being connected with a lathe chuck is coaxially arranged on one side of the chuck (2), a circular hole (203) communicated with the clamping sleeve (1) is formed in the middle position of the chuck (2), and an inner expansion clamping assembly (4) is arranged in the circular hole (203);
the clamping jaw assembly (3) comprises a clamping block (301), a slot (3016) arranged along the length direction of the clamping block is arranged on one side of the clamping block (301), a pin hole (3014) communicated with the outside is formed in one side of the inner side of the slot (3016), a first metal pin (303) is inserted into the pin hole (3014), an annular check ring (3031) is arranged at the position, close to the inner side of the slot (3016), of the outer peripheral surface of the first metal pin (303), a first spring (304) is sleeved at the position, close to the two sides of the annular check ring (3031), of the outer peripheral surface of the first metal pin (303), a sealing plate (305) is sleeved on the outer side of the first metal pin (303), the sealing plate (305) is fixed with one side of the clamping block (301) through bolts, a round hole for the first metal pin (303) to pass through is formed in the pin hole, a blind hole is formed in one end, a second metal pin (308) is inserted into the blind hole, a second metal pin (308) is arranged in the position, close to the blind hole, the outer peripheral surface of the first metal pin (303) is far from the first metal pin (30307), a first spring (307) is sleeved at the two sides of the annular check ring (3031), a first end (307) is contacted with the first end (307), a first end (81) is fixedly connected with the first end (307) through the first end (307), a hinge groove (3015) is formed in one side, far away from the first metal pin (303), of the clamping block (301), a hinge arm (302) is hinged to the inner side of the hinge groove (3015), a movable sleeve (6) is movably arranged on the inner side of the clamping sleeve (1), rectangular openings distributed in an annular mode at equal distances are formed in the movable sleeve (6), and one end, far away from the clamping block (301), of the hinge arm (302) is hinged to the inner wall of each rectangular opening;
the clamping sleeve (1) is rotatably provided with a trigger assembly (5) for realizing synchronous movement of a plurality of clamping jaw assemblies (3), the trigger assembly (5) comprises a rotary ring (501), arc grooves (5011) which are equidistantly distributed in an annular shape are formed in one side, close to the clamping plate (2), of the rotary ring (501), a linkage column (3013) is arranged in one side, close to the rotary ring (501), of the clamping block (301), and the linkage column (3013) is inserted into the inner side of the arc grooves (5011); the inner expansion clamping assembly (4) comprises a movable column (401) coaxially arranged at the inner side of the circular hole (203), a conical surface portion (403) is arranged at one end, close to the chuck (2), of the movable column (401), the diameter, close to the end of the chuck (2), of the movable column (401) is larger than that of one end, far away from the chuck (2), of the movable column (401), a strip-shaped mounting groove (4011) which is distributed in an annular mode is formed in one end, close to the conical surface portion (403), of the outer peripheral surface of the movable column (401), and an inner expansion clamping block (402) is arranged in the movable column (401).
2. The gear box turning device according to claim 1, wherein the outer peripheral surface of the clamping sleeve (1) is provided with clamping tooth grooves (101) which are distributed in an annular mode at equal distances, the outer peripheral surface of the movable sleeve (6) is provided with guide posts (601) which are distributed in an annular mode at equal distances, the outer peripheral surface of the clamping sleeve (1) is provided with strip-shaped slide ways (102) which are arranged along the length direction of the clamping sleeve, the guide posts (601) are inserted into the strip-shaped slide ways (102), one end, close to the chuck (2), of the movable sleeve (6) is provided with arc-shaped abutting blocks (602) which are distributed in an annular mode at equal distances, and the arc-shaped abutting blocks (602) are located between two adjacent clamping jaw assemblies (3).
3. The gear box turning device according to claim 2, wherein the chuck (2) is provided with strip grooves (201) which are distributed in an annular mode at equal distances, one end of each strip groove (201) is communicated with a circular hole (203), a rectangular frame (202) is arranged at a position, close to the strip grooves (201), of one side, away from the trigger assembly (5), of each chuck (2), strip guide grooves (2011) are formed in two sides of each strip groove (201), the clamping blocks (301) are arranged in the strip grooves (201) in a sliding mode, guide ribs (3012) are arranged in two sides of each clamping block (301) in a sliding mode, and the two guide ribs (3012) are arranged in the two strip guide grooves (2011) in a sliding mode.
4. The turning device for the gear box according to claim 3, wherein an annular groove (5012) is formed in one side, close to the chuck (2), of the rotating ring (501), an annular gear ring (204) is coaxially arranged on one side, close to the rotating ring (501), of the chuck (2), the annular gear ring (204) is rotatably arranged in the annular groove (5012), a rotating groove (5013) communicated with the annular groove (5012) is formed in the outer peripheral surface of the rotating ring (501), a rotating grab handle (502) is rotatably arranged in the rotating groove (5013), the rotating grab handle (502) comprises a rotating shaft (5021) which is rotatably connected with the inner side of the rotating groove (5013), one end, close to the rotating shaft (5022), of the rotating shaft (5012) is connected with the rotating grab handle (5022), a mounting groove (5024) is formed in the position, close to the annular groove (5022), a mounting post (50241) is arranged on the inner side of the mounting groove (5024), an elastic folding piece (3) is arranged on the inner side of the mounting groove (5024), the elastic folding piece (5023) is rotatably arranged in the rotating shaft hole (5021), the rotating shaft is rotatably connected with the rotating shaft hole (5021) through the metal pin hole, one end, far away from the mounting column (50241), of the elastic folding piece (5023) is connected with the side wall of the metal shaft, the elastic folding piece (5023) is of an L-shaped structure, and the elastic folding piece (5023) is clamped at the tooth gap of the annular gear ring (204).
5. The gear box turning device according to claim 1, wherein the inner expansion clamping block (402) is of a triangular structure, a linkage arm (4021) is formed by extending one corner of the inner expansion clamping block (402), a rotary shaft hole is formed at the intersection of the linkage arm (4021) and the inner expansion clamping block (402), a rotary pin is inserted in the rotary shaft hole, and the inner expansion clamping block (402) is in rotary connection with the inner wall of the strip-shaped mounting groove (4011) through the rotary pin and the rotary shaft hole.
6. The turning device for the gear box according to claim 5, wherein a strip-shaped opening is formed in the side wall of the inner expansion clamping block (402), an elastic piece (404) is inserted into the strip-shaped opening, and one end, far away from the inner expansion clamping block (402), of the elastic piece (404) is fixed to the inner wall of the strip-shaped mounting groove (4011).
7. The gear box turning device according to claim 6, wherein a fixed column (7) is fixed on the inner side of the clamping sleeve (1), a screw hole is coaxially arranged on the fixed column (7), a through hole is axially formed in the movable column (401), a fastening bolt (405) is rotatably arranged in the through hole, one end of the fastening bolt (405) is inserted into the screw hole, the screw hole and the fastening bolt (405) form threaded fit, a sleeve part (701) is coaxially arranged on the outer circumferential surface of the fixed column (7) close to one end of the movable column (401), a strip-shaped opening (7011) matched with a linkage arm (4021) is formed in the outer circumferential surface of the sleeve part (701), the linkage arm (4021) is inserted into the strip-shaped opening (7011), a guide groove (7012) intersecting with the strip-shaped opening is formed in the inner side of the sleeve part (701), and one end of the guide groove (7012) close to the strip-shaped opening (7011) is of an inclined structure.
8. The gear box turning device according to claim 7, wherein the clamping block (301) is provided with equidistant anti-slip tooth grooves (3011) at one end near the pin hole (3014).
9. A turning method using the gear box turning device of claim 8, comprising the steps of:
s1: the inner ring is turned, the outer ring of the gear box end cover is buckled on the chuck (2), the arranged first metal pin (303) is in contact with the inner wall of the outer ring of the gear box end cover, one of the first springs (304) provides a reset force for the first metal pin (303), the gear box end cover is primarily clamped, then the rotating ring (501) is driven to rotate through the handheld rotating grab handle (502), the clamping block (301) is expanded to the outer side of the chuck (2) in cooperation with the arranged linkage column (3013) and the arc-shaped groove (5011), the outer ring of the gear box end cover is clamped, the elastic folding piece (5023) is matched with the annular gear ring (204) in the rotating process of the rotating ring (501), locking of the rotating ring (501) is achieved, then the clamping sleeve (1) is clamped and fixed through the three-jaw chuck of the lathe, the clamping jaw chuck clamps the clamping jaw (101), and then the inner ring of the gear box end cover is subjected to turning correction through the lathe;
s2: the automatic turning device comprises an outer ring, a rotary grab handle (502) and a movable column (401) which are driven to deform, locking limitation between an annular gear ring (204) is relieved, a rotary ring (501) is matched with a linkage column (3013) and an arc groove (5011) which are arranged, clamping jaw assemblies (3) are mutually close, clamping of the outer ring of the gear box end cover is relieved, the gear box end cover is taken down, the gear box end cover is overturned, an inner ring of the gear box end cover is sleeved on the outer side of an inner expansion clamping assembly (4), then the movable column (401) is close to a fixed column (7) through a rotary fastening bolt (405), the linkage arm (4021) slides in a strip-shaped notch (7011), and the action of a guide groove (7012) which is matched with the linkage arm (4021) is achieved, a plurality of inner expansion clamping blocks (402) are driven to mutually expand and expand, the inner ring of the gear box end cover is tightly pressed, then the rotary ring (501) is driven to mutually separate, the hinge arms (302) which are matched with the gear box end cover are arranged, the movable sleeve (6) is pulled, and the arc supporting blocks (602) are matched with the gear box end cover to tightly press the gear box end cover to start the lathe.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310921730.4A CN116638109B (en) | 2023-07-26 | 2023-07-26 | Gear box turning device and turning method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310921730.4A CN116638109B (en) | 2023-07-26 | 2023-07-26 | Gear box turning device and turning method thereof |
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| CN116638109B true CN116638109B (en) | 2023-09-26 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10040638A1 (en) * | 2000-08-17 | 2002-02-28 | Roehm Gmbh | Clamping device for a hollow shaft |
| CN212945485U (en) * | 2020-05-25 | 2021-04-13 | 威克迈动力***部件（廊坊）有限公司 | Automatic milling equipment |
| CN215237916U (en) * | 2021-04-02 | 2021-12-21 | 浙江聚利电动工具有限公司 | Multifunctional external expansion clamping head |
| CN114309691A (en) * | 2022-02-24 | 2022-04-12 | 呼和浩特众环工贸股份有限公司 | Chuck for realizing radial clamping based on joint bearing |
| CN217315937U (en) * | 2021-12-03 | 2022-08-30 | 珠海承鸥卫浴用品有限公司 | Internal expanding clamping device for four-axis machining machine tool |
-
2023
- 2023-07-26 CN CN202310921730.4A patent/CN116638109B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10040638A1 (en) * | 2000-08-17 | 2002-02-28 | Roehm Gmbh | Clamping device for a hollow shaft |
| CN212945485U (en) * | 2020-05-25 | 2021-04-13 | 威克迈动力***部件（廊坊）有限公司 | Automatic milling equipment |
| CN215237916U (en) * | 2021-04-02 | 2021-12-21 | 浙江聚利电动工具有限公司 | Multifunctional external expansion clamping head |
| CN217315937U (en) * | 2021-12-03 | 2022-08-30 | 珠海承鸥卫浴用品有限公司 | Internal expanding clamping device for four-axis machining machine tool |
| CN114309691A (en) * | 2022-02-24 | 2022-04-12 | 呼和浩特众环工贸股份有限公司 | Chuck for realizing radial clamping based on joint bearing |
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|---|---|
| CN116638109A (en) | 2023-08-25 |
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