CN105922045B - Spinning eccentric fixture rotating mechanism - Google Patents
Spinning eccentric fixture rotating mechanism Download PDFInfo
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- CN105922045B CN105922045B CN201610408113.4A CN201610408113A CN105922045B CN 105922045 B CN105922045 B CN 105922045B CN 201610408113 A CN201610408113 A CN 201610408113A CN 105922045 B CN105922045 B CN 105922045B
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- endoporus
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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
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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- Mechanical Engineering (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
Spinning eccentric fixture rotating mechanism is related to metal cutting process fixture.The spinning eccentric fixture rotating mechanism include lathe oil distributor, machine tool chief axis, steel oil pipe, with oil process orchid, rebound, rotary oil cylinder, clamp body, gyroaxis, two angular contact ball bearings, plane needle bearing, two locking nuts, two sets of pistons, oil cylinder cover, hole ring washer；Lathe hydraulic oil by lathe oil distributor, machine tool chief axis, steel oil pipe, with the two-piston that oil process is blue, rebound enters rotary oil cylinder, retreated by machine tool program control piston and promote gyroaxis rotate and drive clamp body automatic displacement adjustment bias.The present invention only needs clamped one time, process eccentric work piece it is cylindrical with one heart after, by numerical control of machine tools program adjust automatically eccentric processing eccentric inner hole, centering precision is high, high in machining efficiency, and automaticity is high, overall economic efficiency is notable.The present invention can promote the use the manufacturing enterprise for the processing eccentric cover class part that in all Mechanical Manufacturing Enterprises, is particularly suitable for use in.
Description
Technical field
The present invention relates to metal cutting process fixture, the spinning eccentric fixture for especially processing eccentric part fixture revolves
Rotation mechanism.
Background technology
Eccentric cover class part is usually to be processed using numerically controlled lathe, it is necessary to adopt after processing with one heart cylindrical or endoporus
With eccentric orfice is reprocessed after the second sleeve clamp again clamping, because workpiece needs secondary clamping, positioning precision is poor, the bias of part
Precision it is difficult to ensure that；And common eccentric fixture is eccentric using can be manually rotated fixture processing, process it is cylindrical with one heart after need to shut down
Rolling clamp adjustment is eccentric, therefore processing work efficiency is low, is unfavorable for producing in enormous quantities.To solve problem above, the applicant's design
It is a kind of high without secondary clamping, centering precision, realized without shutting down, by machine tool program control automatic rotary modulation it is whole it is eccentric,
It is high in machining efficiency, the spinning eccentric fixture rotating mechanism of the spinning eccentric fixture suitable for processing eccentric cover class part,
Satisfaction high accuracy, high efficiency demand, overall economic efficiency are notable.
According to retrieval, it is domestic there has been no with identical patent application of the present invention.
The content of the invention
For described above, the present invention provides a kind of compact-sized, dependable performance, high without secondary clamping, centering precision,
Realize that automatic rotary modulation is whole eccentric, high in machining efficiency without shutting down, by machine tool program control, process eccentric cover class part clamp
Spinning eccentric fixture rotating mechanism.
The technical solution adopted for the present invention to solve the technical problems is：A kind of spinning eccentric fixture rotating mechanism bag
Include lathe oil distributor 1, machine tool chief axis 2, steel oil pipe 3, with oil process orchid 4, rebound 5, rotary oil cylinder 6, clamp body 7, gyroaxis 8,
Angular contact ball bearing 1, angular contact ball bearing 2 10, plane needle bearing 11, locking nut 12, piston 2 13, oil cylinder cover 14,
Hole ring washer 15, piston 1；Described lathe oil distributor 1 is three boss-shaped closures of the device in the tail end of machine tool chief axis 2,
Top first boss is cylindrical make oil pipe D and oil pipe E penetrate and fixed bit, in the 3rd boss plane, circumference uniform distribution makees in 6
Hex screw hole, to penetrate soket head cap screw, be fixedly connected with lathe oil distributor 1 with the tail end of machine tool chief axis 2；Described lathe
Circumference uniform distribution makees 6 interior hexagonal screwed holes in the tail end annular end face of main shaft 2, to fixed lathe oil distributor 1；Described steel oil pipe
3 be to penetrate and be fixed on the oil pipe D and oil pipe E in the endoporus of machine tool chief axis 2；Described makees tapped through hole with blue 4 its center of oil process,
To be linked into an integrated entity by screw and the center of rebound 5, on blue 4 plane centrelines of oil process, make two at same radius R
Individual two ladders endoporus is fixedly connected with oil pipe D and oil pipe E respectively as oil pipe connector；Described its front center of rebound 5
Concave station in work, match somebody with somebody oil process orchid 4 to device, 6 soket head cap screw through holes are made, filling in circumference uniform distribution outer ring on front plan
Enter soket head cap screw be fixedly connected with rotary oil cylinder 6, inner ring make 6 through holes, to penetrate soket head cap screw and lathe from the back side
The interior hexagonal screwed hole connection made in the front end annular end face of main shaft 2, rebound 5 and machine tool chief axis 2 is integrally fixed, in transition
Soket head cap screw through hole is made at the back side center of plate 5, to penetrate soket head cap screw from the back side, by rebound 5 with being fixed with oil process orchid 4
Connection, make on the back side center line of rebound 5, at same radius two it is inside, be 45 ° with the axial line angle of rebound 5
Oblique through hole, the two through hole is connected respectively with oil pipe D on oil process orchid 4 and oil pipe E connectors；Described rotary oil cylinder 6 exists
Its front end face center make in concave station and blind hole, interior concave station is to device rebound 5, and the depth of blind hole is loading locking screw
Mother 12, circumference uniform distribution makees 6 screwed holes and makees 6 soket head cap screw through holes with the outer ring of rebound 5 on the interior concave station baseplane
It is corresponding, rebound 5 is fixedly connected integrally, in the rear end of rotary oil cylinder 6 with rotary oil cylinder 6 to load soket head cap screw
Make four-step endoporus on face, to take up gyroaxis 8, maximum endoporus be angular contact ball bearing 1 bearing position and the oil cylinder right side it is close
Feng Wei, the second ladder endoporus are the oil cylinder cavity of resorptions of piston 1 and piston 2 13, and the 3rd ladder endoporus is angular contact ball bearing two
10 bearing position and the left sealing position of oil cylinder, the bearing position of plane needle bearing 11, fourth order ladder endoporus and front end face blind hole phase
Logical, its aperture and the minimum diameter of axle gap of gyroaxis 8 coordinate, in, excessively second ladder endoporus vertical with the axial line of rotary oil cylinder 6
C-C sections at, on the excircle axial line of rotary oil cylinder 6 downwards is used as and horizontal center line angle be 10 ° inclined hole,
To load piston 1, the inclined hole be two ladder endoporus, the piston of its big endoporus and piston 1 be slidably matched, its small endoporus with
The small axle of piston 1 is dynamic to be coordinated, and downward inclined hole axial line is intersected with the center line at C-C sections vertically upward, its intersection point
It is 17mm with C-C sections central point distance, makees the male half coupling of oil cylinder cover 14 in this imperial palace nose end mouth and cut mounting hole ring washer 15
Ring washer groove, at the C-C section vertical with the axial line of rotary oil cylinder 6, under the excircle axial line of rotary oil cylinder 6 upwards
Make with horizontal center line angle be 28 ° inclined hole, to load piston 2 13, the inclined hole be two ladder endoporus, its big endoporus with
The piston of piston 2 13 is slidably matched, the dynamic cooperation of small axle of its small endoporus and piston 2 13, and makes upward hole axial line and C-C
Center line at section vertically upward intersects, and its intersection point is 20mm with C-C sections central point distance, is also made in this imperial palace nose end mouth
The male half coupling of oil cylinder cover 14 and the ring washer groove for cutting mounting hole ring washer 15, two inclined hole diameters are consistent；D, E oil on rebound 5
Mouth passes through the horizontal oil duct processed inside rotary oil cylinder 6 and D, E oil at piston one, piston two by the way of hydrostatic seal
Mouth communicates；Described clamp body 7 is the specific rotating part of spinning cam lock, its front end face make in concave station, returned to device
The maximum axle of rotating shaft 8, thereafter end face circumference uniform distribution outer ring make 6 interior hexagonal screwed holes, to by soket head cap screw by spinning
Eccentric fixture is fixedly connected with clamp body 7, and its inner ring makees 6 soket head cap screw holes, is made with the maximum axial end of gyroaxis 8
Screwed hole is corresponding, loads soket head cap screw and is fixedly connected with gyroaxis 8 with clamp body 7；Described gyroaxis 8 is five multi-diameter shafts,
Its maximum axle is cylindrical with the interior concave station interference fits of clamp body 7, and circumference uniform distribution makees 6 screwed holes in maximum axial end, with folder
6 soket head cap screw holes of specific 7 inner ring are corresponding, gyroaxis 8 to be fixedly connected with clamp body 7 by soket head cap screw, its
Grooving on second multi-diameter shaft, load the right sealing O-ring seal of oil cylinder, bearing position is made in its 3rd multi-diameter shaft front end, fills angular contact ball
Bearing 1, the 3rd ladder shaft rear end are processed as square axis, and cubic shaft rear end stays the shaft shoulder, and bearing position is made in its fourth order ladder axle front end,
Angular contact ball bearing 2 10 is filled, its rear end grooving loads the left sealing O-ring seal of oil cylinder, and fourth order ladder axial end is dress plane rolling
The bearing position of needle bearing 11, make screw thread on minimum axle, to two locking nuts 12 of device；Described piston 2 13 is made three ranks
Terraced axle, its big axle is piston, piston diameter is slidably matched with 28 ° of big endoporus of inclined hole, and piston circumferential slot loads O-ring seal,
Its small axle and the dynamic cooperation of 28 ° of small endoporus of inclined hole, small shaft end are made 34 ° of cones, its cone upper and lower surface milling flat；Described oil
Cylinder cap 14 is arranged on the port of two big endoporus of inclined hole, and the end face center of its one end outwardly makees dismounting screwed hole, and it is maximum straight
The dynamic cooperation of the male half coupling of footpath circumference and inclined hole, the second large-diameter circular week are slidably matched with inclined hole, the grooving mounting O-shaped on the circumference
Sealing ring；Described hole ring washer 15 is hole elastic scheibe, in the ring washer groove of two inclined holes, axially fixed to piston
Position；Described piston 1 is made three multi-diameter shafts, and its big axle is piston, piston diameter is slidably matched with 10 ° of big endoporus of inclined hole, living
Fill in circumferential slot and load O-ring seal, its small axle and the dynamic cooperation of 10 ° of small endoporus of inclined hole, small shaft end make unilateral inclined-plane, its oblique angle
For 20 °, inclined-plane upper and lower surface milling flat；Then spinning eccentric fixture rotating mechanism is completed in assembling after above part combination；
Lathe hydraulic oil enters lathe oil distributor 1 by D mouths or E mouths oil circuit, flows through the steel oil pipe of installation in machine tool chief axis 2
Oil process orchid 4 is matched somebody with somebody in 3 arrival, and is entered by the distribution of rebound 5 in piston 1 and piston 2 13 in rotary oil cylinder 6, works as number
When control program does not provide fuel feeding instruction, the epicoele of piston 2 13 can be continuously in oil condition, and lathe is in processing eccentric work piece
Concentric cylindrical position；When numerical control of machine tools program sends fuel feeding instruction, hydraulic oil is now lived by D mouths oil-feed E mouth oil returns simultaneously
Filling in one 16 advances, piston 2 13 retreats simultaneously, promotes piston 1 to be moved to axis direction, passes through the inclined-plane of the front end of piston 1
The square axis for stirring gyroaxis 8 rotate 45 °；Then it is high by machine tool hydraulic station time-delay relay magnetic valve automatic reverse function
Force feed is then by E mouths oil-feed D mouth oil returns simultaneously, and now piston 1 is retracted to abaxial direction, and piston 2 13 is to axle
Heart direction is moved, and the square axis that gyroaxis 8 is stirred by the inclined-plane of the front end of piston 2 13 are rotated further by 45 °, and it is real to complete a circulation
Existing gyroaxis 8 rotates 90 °；After machine tool program sends fuel feeding instruction again, above-mentioned action can come again, and gyroaxis 8 turns again
90 ° are moved, gyroaxis 8 have rotated 180 ° after lathe sends fuel feeding instruction by numerical control program twice, i.e. gyroaxis 8 drives fixture
Body 7 completes 180 ° of indexings of eccentric fixture, and now the epicoele of piston 2 13 can continue fuel feeding, makes eccentric fixture by processing eccentric work
Cylindrical position adjustment is processing eccentric work piece eccentric inner hole position to part with one heart, and simultaneously by the ramp effect pair of the front end of piston 2 13
Clamp body 7 is locked, and can now proceed by eccentric hole machined.
The beneficial effects of the invention are as follows：
1. the present invention is high without secondary clamping, centering precision, automatic rotation is realized without shutting down, by machine tool program control
Eccentric fixture adjustment is eccentric, high in machining efficiency, can meet the needs of high accuracy, high efficiency processing eccentric cover class part, comprehensive warp
Ji remarkable benefit.
2. compact-sized, dependable performance of the invention, function easy to use, having process automation, meet high-volume, height
The needs of precision eccentric cover lid class part processing, operating efficiency is improved, labor intensity is reduced, reduces product cost.
The present invention can promote the use the production enterprise for the processing eccentric cover class part that in all Mechanical Manufacturing Enterprises, is particularly suitable for use in
Industry.
Brief description of the drawings
Fig. 1 is the concentric cylindrical structural representation of present invention processing eccentric work piece.Fig. 2 is Fig. 1 A-A profiles.
Fig. 3 is the structural representation of present invention processing eccentric work piece eccentric inner hole.Fig. 4 is Fig. 3 A-A profiles.
Fig. 5 be the present invention match somebody with somebody oil process orchid structural representation.
Fig. 6 is the transition plate structure schematic diagram of the present invention.Fig. 7 is Fig. 6 B-B profiles.
Fig. 8 is the rotary oil cylinder structural representation of the present invention.Fig. 9 is Fig. 8 C-C profiles
Figure 10 is the gyroaxis structural representation of the present invention.
Figure 11 is the structural representation of piston one of the present invention.
Figure 12 is the structural representation of piston two of the present invention.
Figure 13 is the oil cylinder cover structural representation of the present invention.
Embodiment
Using drawings and examples, the invention will be further described.
As illustrated, a kind of spinning eccentric fixture rotating mechanism of the present invention includes lathe oil distributor 1, machine tool chief axis 2, steel
Oil pipe 3, with oil process orchid 4, rebound 5, rotary oil cylinder 6, clamp body 7, gyroaxis 8, angular contact ball bearing 1, angular contact ball axle
Hold 2 10, plane needle bearing 11, locking nut 12, piston 2 13, oil cylinder cover 14, hole ring washer 15, piston 1；By lathe
High-pressure oil pipe penetrates the D mouths of lathe oil distributor 1 and E mouths oil circuit is fixed with steel the oil pipe D and E installed in the endoporus of machine tool chief axis 2 and connected
After connecing, lathe oil distributor 1 is fixedly connected integrally with the tail end of machine tool chief axis 2 with soket head cap screw；It will be matched somebody with somebody with soket head cap screw
Oil process orchid 4 is fixed on the interior concave station of rebound 5, and rebound 5 is fixedly connected integrally with the front end of machine tool chief axis 2, then will rotation
Turn oil cylinder 6 to link into an integrated entity with rebound 5；Load plane needle bearing on the 3rd ladder endoporus baseplane of rotary oil cylinder 6
11,8 maximum end of gyroaxis is fixed in the interior concave station of clamp body 7 with soket head cap screw, filled on the multi-diameter shaft of gyroaxis 8 second
Upper right sealing O-ring seal, angular contact ball bearing 1 is loaded onto in the 3rd multi-diameter shaft front end, corner connection is loaded onto on fourth order ladder axle
Ball bearing 2 10 is touched, loads onto left sealing O-ring seal, then gyroaxis 8 is attached in the four-step hole of rotary oil cylinder 6, makes revolution
The minimum axle of axle 8 is penetrated in the front end face blind hole of rotary oil cylinder 6, screws locking nut 12, gyroaxis 8 and rotary oil cylinder 6 are connected
Integrally；Finally clamp body 7 and rotary oil cylinder 6 are linked into an integrated entity with soket head cap screw, it is inclined that eccentric work piece is fixed on spinning
On the clamp body 7 of heart fixture.
When lathe hydraulic oil enters lathe oil distributor 1 by D mouths or E mouths oil circuit, flows through the steel oil of installation in machine tool chief axis 2
Pipe 3, which reaches, matches somebody with somebody oil process orchid 4, and is entered by the distribution of rebound 5 in piston 1 and piston 2 13 in rotary oil cylinder 6, when
When numerical control program does not provide fuel feeding instruction, the epicoele of piston 2 13 can be continuously in oil condition, and lathe, which is in, processes eccentric work
On cylindrical position, it is cylindrical with one heart can now to process eccentric work piece with one heart for part；When numerical control of machine tools program sends fuel feeding instruction, high pressure
By D mouths oil-feed E mouth oil returns simultaneously, now piston 1 advances oil while piston 2 13 retreats, and promotes piston 1 to axle center
Direction is moved, and the square axis that gyroaxis 8 is stirred by the inclined-plane of the front end of piston 1 rotate 45 °；Then machine tool hydraulic station is passed through
Time-delay relay magnetic valve automatic reverse function, hydraulic oil then by the oil-feed of E mouths simultaneously D mouth oil returns, now piston 1 to
Abaxial direction is retracted, and piston 2 13 is moved to axis direction, and gyroaxis 8 is stirred by the inclined-plane of the front end of piston 2 13
Square axis are rotated further by 45 °, complete a circulation and realize that gyroaxis 8 rotates 90 °；After machine tool program sends fuel feeding instruction again,
Above-mentioned action can come again, and gyroaxis 8 have rotated 90 ° again, and lathe turns round after sending fuel feeding instruction twice by numerical control program
Axle 8 have rotated 180 °, i.e. gyroaxis 8 drives the epicoele meeting of the 180 ° of indexings, now piston 2 13 of the completion eccentric fixture of clamp body 7
Continue fuel feeding, making eccentric fixture, cylindrical position adjustment is processing eccentric work piece eccentric inner hole position with one heart by processing eccentric work piece,
And clamp body 7 is locked by the ramp effect of the front end of piston 2 13 simultaneously, it can now process the eccentric inner hole of eccentric work piece.
Spinning eccentric fixture rotating mechanism of the present invention and spinning eccentric fixture are an entirety.Eccentric cover class part makes
Only need clamped one time with the present invention, process eccentric work piece it is cylindrical with one heart after, by numerical control of machine tools program adjust automatically it is eccentric plus
Work eccentric inner hole, centering precision is high, high in machining efficiency, and automaticity is high, overall economic efficiency is notable.
The present invention can promote the use the production enterprise for the processing eccentric cover class part that in all Mechanical Manufacturing Enterprises, is particularly suitable for use in
Industry.
Claims (1)
- A kind of 1. spinning eccentric fixture rotating mechanism, it is characterised in that：A kind of spinning eccentric fixture rotating mechanism includes Lathe oil distributor (1), machine tool chief axis (2), steel oil pipe (3), with oil process blue (4), rebound (5), rotary oil cylinder (6), clamp body (7), gyroaxis (8), angular contact ball bearing one (9), angular contact ball bearing two (10), plane needle bearing (11), locking nut (12), piston two (13), oil cylinder cover (14), hole ring washer (15), piston one (16)；Described lathe oil distributor (1) is device In the three boss-shaped closures of machine tool chief axis (2) tail end, on top, first boss is cylindrical makees penetrating and consolidating for oil pipe D and oil pipe E Positioning, in the 3rd boss plane, 6 soket head cap screw holes of circumference uniform distribution work, to penetrate soket head cap screw, by lathe with oil Device (1) is fixedly connected with machine tool chief axis (2) tail end；Circumference uniform distribution is made in 6 in described machine tool chief axis (2) tail end annular end face Hexagonal screwed hole, to fixed lathe oil distributor (1)；Described steel oil pipe (3) is to penetrate and be fixed on machine tool chief axis (2) endoporus In oil pipe D and oil pipe E；Described makees tapped through hole with blue (4) its center of oil process, to by screw and rebound (5) The heart links into an integrated entity, and makees two two ladder endoporus as oil pipe on blue (4) plane centreline of oil process, at same radius R Connector, it is fixedly connected respectively with oil pipe D and oil pipe E；Concave station in described rebound (5) its front center work, to device It is blue (4) with oil process, on front plan circumference uniform distribution outer ring make 6 soket head cap screw through holes, to load soket head cap screw with Rotary oil cylinder (6) is fixedly connected, inner ring makees 6 through holes, to penetrate soket head cap screw and machine tool chief axis (2) front end from the back side The interior hexagonal screwed hole connection made in annular end face, rebound (5) and machine tool chief axis (2) is integrally fixed, in rebound (5) Soket head cap screw through hole is made at back side center, to penetrate soket head cap screw from the back side, rebound (5) is solid with matching somebody with somebody oil process blue (4) Fixed connection, make on the center line of rebound (5) back side, at same radius two it is inside, with rebound (5) axial line angle For 45 ° of oblique through hole, the two through hole is set to be connected respectively with oil pipe D on oil process blue (4) and oil pipe E connectors；Described rotation Oil cylinder (6) concave station and blind hole in the work of its front end face center, interior concave station are used to device rebound (5), the depth of blind hole To load locking nut (12), circumference uniform distribution makees 6 screwed holes and makees 6 with rebound (5) outer ring on the interior concave station baseplane Individual soket head cap screw through hole is corresponding, and rebound (5) and rotary oil cylinder (6) are fixedly connected into one to load soket head cap screw Body, make four-step endoporus on the rear end face of rotary oil cylinder (6), to take up gyroaxis (8), maximum endoporus is angular contact ball axle The bearing position and the right sealing position of oil cylinder of one (9) are held, the second ladder endoporus is the oil cylinder cavity of resorption of piston one (16) and piston two (13), 3rd ladder endoporus is bearing position and the left sealing position of oil cylinder, the bearing of plane needle bearing (11) of angular contact ball bearing two (10) Position, fourth order ladder endoporus communicates with front end face blind hole, its aperture and the minimum diameter of axle gap cooperation of gyroaxis (8), with rotation Turn oil cylinder (6) axial line it is vertical, cross at the C-C sections of the second ladder endoporus, rotary oil cylinder (6) excircle axial line it Upper to make the inclined hole for being 10 ° with horizontal center line angle downwards, to load piston one (16), the inclined hole is two ladder endoporus, it The piston of big endoporus and piston one (16) is slidably matched, the dynamic cooperation of small axle of its small endoporus and piston one (16), and makes to oblique Hole axial line intersects with the center line at C-C sections vertically upward, its intersection point and C-C sections central point distance are 17mm, herein Imperial palace nose end mouth makees the male half coupling of oil cylinder cover (14) and cuts the ring washer groove of mounting hole ring washer (15), with rotary oil cylinder (6) axle At the vertical C-C sections of heart line, work is with horizontal center line angle upwards under the excircle axial line of rotary oil cylinder (6) 28 ° of inclined hole, to load piston two (13), the inclined hole is that two ladder endoporus, the piston of its big endoporus and piston two (13) are slided Cooperation, the dynamic cooperation of small axle of its small endoporus and piston two (13) are moved, and is made at upward hole axial line and C-C sections vertically upward Center line intersect, its intersection point and C-C sections central point distance be 20mm, make the outer of oil cylinder cover (14) in this imperial palace nose end mouth and stop Mouth simultaneously cuts the ring washer groove of mounting hole ring washer (15), and two inclined hole diameters are consistent；D, E hydraulic fluid port on rebound (5) uses static pressure The mode of sealing is communicated by the horizontal oil duct processed inside rotary oil cylinder (6) with D, E hydraulic fluid port on piston one, piston two； Described clamp body (7) is the specific rotating part of spinning cam lock, its front end face make in concave station, to device gyroaxis (8) maximum axle, thereafter end face circumference uniform distribution outer ring make 6 interior hexagonal screwed holes, to by soket head cap screw that spinning is inclined Heart fixture is fixedly connected with clamp body (7), and its inner ring makees 6 soket head cap screw holes, is made with the maximum axial end of gyroaxis (8) Screwed hole it is corresponding, load soket head cap screw and be fixedly connected with gyroaxis (8) with clamp body (7)；Described gyroaxis (8) is five Multi-diameter shaft, its maximum axle is cylindrical with the interior concave station interference fits of clamp body (7), 6 spiral shells of circumference uniform distribution work in maximum axial end Pit, it is corresponding with 6 soket head cap screw holes of clamp body (7) inner ring, to by soket head cap screw by gyroaxis (8) and clamp body (7) it is fixedly connected, grooving on its second multi-diameter shaft, loads the right sealing O-ring seal of oil cylinder, bearing is made in its 3rd multi-diameter shaft front end Position, dress angular contact ball bearing one (9), the 3rd ladder shaft rear end are processed as square axis, and cubic shaft rear end stays the shaft shoulder, its fourth order ladder Bearing position, dress angular contact ball bearing two (10) are made in axle front end, and its rear end grooving loads the left sealing O-ring seal of oil cylinder, fourth order Terraced axial end makees screw thread, to two locking nuts (12) of device to fill the bearing position of plane needle bearing (11) on minimum axle； Described piston two (13) is made three multi-diameter shafts, and its big axle is piston, piston diameter is slidably matched with 28 ° of big endoporus of inclined hole, living Fill in circumferential slot and load O-ring seal, its small axle and the dynamic cooperation of 28 ° of small endoporus of inclined hole, small shaft end are made 34 ° of cones, and it is bored Body upper and lower surface milling flat；Described oil cylinder cover (14) is arranged on the port of two big endoporus of inclined hole, the end face of its one end outwardly Dismounting screwed hole is made at center, and the male half coupling of its maximum gauge circumference and inclined hole is dynamic to be coordinated, slides in the second large-diameter circular week and inclined hole It is dynamic to coordinate, the grooving mounting O-shaped sealing ring on the circumference；Described hole ring washer (15) is hole elastic scheibe, installed in two In the ring washer groove of individual inclined hole, to piston axially position；Described piston one (16) is made three multi-diameter shafts, and its big axle is piston, work Plug diameter is slidably matched with 10 ° of big endoporus of inclined hole, and piston circumferential slot loads O-ring seal, its small axle and 10 ° of small endoporus of inclined hole Dynamic to coordinate, small shaft end makees unilateral inclined-plane, its oblique angle is 20 °, inclined-plane upper and lower surface milling flat；Then assembled after above part combination Complete spinning eccentric fixture rotating mechanism；Lathe hydraulic oil enters lathe oil distributor (1) by D mouths or E mouths oil circuit, flows through the steel oil pipe of installation in machine tool chief axis (2) (3) piston one (16) and piston two blue (4) with oil process, and being entered by rebound (5) distribution in rotary oil cylinder (6) are reached (13) in, when numerical control program does not provide fuel feeding instruction, the epicoele of piston two (13) can be continuously in oil condition, and lathe is in Process eccentric work piece cylindrical position with one heart；When numerical control of machine tools program sends fuel feeding instruction, hydraulic oil passes through the oil-feed of D mouths while E Mouth oil return, now piston one (16) advances while piston two (13) retreats, and promotes piston one (16) to pass through to axis direction movement The square axis that gyroaxis (8) is stirred on the inclined-plane of piston one (16) front end rotate 45 °；Then machine tool hydraulic station time-delay relay is passed through Magnetic valve automatic reverse function, hydraulic oil is then by E mouths oil-feed D mouth oil returns simultaneously, and now piston one (16) is to abaxial Direction is retracted, and piston two (13) is moved to axis direction, and the four of gyroaxis (8) are stirred by the inclined-plane of piston two (13) front end Square shaft is rotated further by 45 °, completes a circulation and realizes that gyroaxis (8) rotates 90 °；After machine tool program sends fuel feeding instruction again, Above-mentioned action can come again, and gyroaxis (8) have rotated 90 ° again, and lathe returns after sending fuel feeding instruction twice by numerical control program Rotating shaft (8) have rotated 180 °, i.e. gyroaxis (8) drives 180 ° of indexings of clamp body (7) completion eccentric fixture, now piston two (13) epicoele can continue fuel feeding, and making eccentric fixture, cylindrical position adjustment is inclined for processing eccentric work piece with one heart by processing eccentric work piece Intracardiac hole site, and clamp body (7) is locked by the ramp effect of piston two (13) front end simultaneously, it can now proceed by Eccentric hole machined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610408113.4A CN105922045B (en) | 2016-06-08 | 2016-06-08 | Spinning eccentric fixture rotating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610408113.4A CN105922045B (en) | 2016-06-08 | 2016-06-08 | Spinning eccentric fixture rotating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN105922045A CN105922045A (en) | 2016-09-07 |
| CN105922045B true CN105922045B (en) | 2018-03-09 |
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| CN201610408113.4A Expired - Fee Related CN105922045B (en) | 2016-06-08 | 2016-06-08 | Spinning eccentric fixture rotating mechanism |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109001627B (en) * | 2018-05-23 | 2020-08-21 | 中车永济电机有限公司 | Motor test dragging device |
| CN112902791B (en) * | 2021-03-05 | 2023-01-31 | 湖北旭扬工贸有限公司 | Thin-wall precision positioning device for detection |
| CN114211325B (en) * | 2021-11-05 | 2023-11-14 | 重庆红江机械有限责任公司 | Indexable eccentric turning and grinding clamp and application method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4610585A (en) * | 1982-09-07 | 1986-09-09 | Fried. Krupp Gesellschaft Mit Beschrankter Haftung | Chuck for use with a cutting tool |
| CN102009368A (en) * | 2009-09-07 | 2011-04-13 | 旭东机械(昆山)有限公司 | Turntable automatic transposition device |
| CN104551800A (en) * | 2015-01-22 | 2015-04-29 | 德州德隆(集团)机床有限责任公司 | Lathe clamp used for machining bent axle connecting rod neck |
| CN105171464A (en) * | 2015-09-01 | 2015-12-23 | 无锡耐博机器人科技有限公司 | Automatic clamping device for workpieces |
| CN205996617U (en) * | 2016-06-08 | 2017-03-08 | 湖北三环汽车方向机有限公司 | Spinning eccentric fixture rotating mechanism |
-
2016
- 2016-06-08 CN CN201610408113.4A patent/CN105922045B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4610585A (en) * | 1982-09-07 | 1986-09-09 | Fried. Krupp Gesellschaft Mit Beschrankter Haftung | Chuck for use with a cutting tool |
| CN102009368A (en) * | 2009-09-07 | 2011-04-13 | 旭东机械(昆山)有限公司 | Turntable automatic transposition device |
| CN104551800A (en) * | 2015-01-22 | 2015-04-29 | 德州德隆(集团)机床有限责任公司 | Lathe clamp used for machining bent axle connecting rod neck |
| CN105171464A (en) * | 2015-09-01 | 2015-12-23 | 无锡耐博机器人科技有限公司 | Automatic clamping device for workpieces |
| CN205996617U (en) * | 2016-06-08 | 2017-03-08 | 湖北三环汽车方向机有限公司 | Spinning eccentric fixture rotating mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105922045A (en) | 2016-09-07 |
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