CN114559337A - Double-shaft continuous dressing type grinding center and control method thereof - Google Patents
Double-shaft continuous dressing type grinding center and control method thereof Download PDFInfo
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- CN114559337A CN114559337A CN202210195883.0A CN202210195883A CN114559337A CN 114559337 A CN114559337 A CN 114559337A CN 202210195883 A CN202210195883 A CN 202210195883A CN 114559337 A CN114559337 A CN 114559337A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/14—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding turbine blades, propeller blades or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B45/00—Means for securing grinding wheels on rotary arbors
- B24B45/006—Quick mount and release means for disc-like wheels, e.g. on power tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/04—Devices or means for dressing or conditioning abrasive surfaces of cylindrical or conical surfaces on abrasive tools or wheels
- B24B53/053—Devices or means for dressing or conditioning abrasive surfaces of cylindrical or conical surfaces on abrasive tools or wheels using a rotary dressing tool
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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
Abstract
The invention relates to a double-shaft continuous finishing type grinding center and a control method thereof, belonging to the technical field of grinding center equipment. The tool machining table comprises a tool table, a rotary table plate is arranged on the tool table, a rotary table connecting seat is arranged on the rotary table plate, a driving bearing seat in rotary shaft type insertion connection with the rotary table plate is arranged on one side of the rotary table plate, and a fixed bearing seat in rotary shaft type insertion connection with the rotary table plate is arranged on the other side of the rotary table plate. The grinding head driving assembly comprises a grinding rack, a grinding head driving box which slides up and down is arranged on the grinding rack, and a grinding fixing frame which slides back and forth with the grinding rack is arranged between the grinding head driving box and the grinding rack. The device has the characteristics of simple structure, good operation stability and high efficiency. The problem of the work piece multiarc face abrasive machining degree of difficulty is big is solved.
Description
Technical Field
The invention relates to the technical field of grinding center equipment, in particular to a double-shaft continuous finishing type grinding center and a control method thereof.
Background
The machining industry is various in product types and different in workpiece size, but most of workpieces need to be ground after machining is completed, so that the surface precision of the workpieces meets the required requirements. A grinding machine is a machine tool for grinding a surface of a workpiece with a grinding tool, and most grinding machines perform grinding with a grinding wheel rotating at a high speed. However, the existing grinding machine often only has three-axis motion capability, that is, the grinding wheel is driven by structures such as a sliding plate to move in the directions of the X axis, the Y axis and the Z axis so as to grind the surfaces of different positions on a workpiece.
Disclosure of Invention
The invention mainly solves the defects of complex structure, poor operation stability and low efficiency in the prior art, and provides a double-shaft continuous finishing type grinding center and a control method thereof. The problem of the work piece multiarc face abrasive machining degree of difficulty is big is solved.
The technical problem of the invention is mainly solved by the following technical scheme:
the utility model provides a biax is repairment formula grinding center in succession, includes the lathe, lathe upper end be equipped with frock processing platform, the lathe rear end be equipped with bistrique drive assembly, frock processing platform and lathe between be equipped with the frock platform sideslip motor of drive frock processing platform sideslip. The tooling processing table comprises a tooling table, a rotary table plate is arranged on the tooling table, a rotary table connecting seat is arranged on the rotary table plate, a driving bearing seat which is in rotary shaft type insertion connection with the rotary table plate is arranged on one side of the rotary table plate, and a fixed bearing seat which is in rotary shaft type insertion connection with the rotary table plate is arranged on the other side of the rotary table plate. The grinding head driving assembly comprises a grinding rack, a grinding head driving box which slides up and down is arranged on the grinding rack, and a grinding fixing frame which slides back and forth with the grinding rack is arranged between the grinding head driving box and the grinding rack.
Preferably, a tool magazine fixedly connected with the grinding rack through bolts is arranged on the side edge of the grinding fixing frame, and a tool changing assembly is arranged between the tool magazine and the grinding head driving assembly.
Preferably, the tool changing assembly comprises a tool changing box, a tool changing arm which is in rotary compression joint with the tool magazine and the grinding head driving box respectively is arranged at the front end of the tool changing box, and a tool changing driving motor for driving the tool changing arm to rotate is arranged at the upper end of the tool changing box.
Preferably, the tool magazine comprises a tool magazine disc, a tool magazine rotating motor is arranged at the rear end of the tool magazine disc, a tool magazine rotating shaft in tooth-shaped meshing transmission with the tool magazine rotating motor is arranged between the tool magazine rotating motor and the tool magazine disc, a plurality of tool storage cylinders are arranged on the periphery of the tool magazine disc and are distributed in an annular shape at equal intervals, a tool discharging push frame is arranged between the lower end of each tool storage cylinder and the corresponding tool changing arm, a pull rod reciprocating motor is arranged between the tool discharging push frame and the tool magazine disc, and a pull rod is arranged between the pull rod reciprocating motor and the tool discharging push frame.
Preferably, the side edge of the fixed bearing seat is provided with a grinding wheel dressing component fixedly connected with the tooling platform through bolts. The grinding wheel trimming assembly comprises a trimming fixed box body, a grinding wheel driving shaft extending out of the front end of the trimming fixed box body is arranged in the trimming fixed box body, a grinding wheel which is in limit nested connection with the grinding wheel driving shaft is arranged at the front end of the grinding wheel driving shaft, a telescopic trimming rack is arranged at the upper end of the trimming fixed box body, an overhead box body which slides up and down along the telescopic trimming rack is arranged at the front end of the telescopic trimming rack, trimming rollers which are in movable contact with the grinding wheel are arranged at the lower end of the overhead box body, a roller fixing and connecting seat is arranged between the trimming rollers and the overhead box body, and a roller driving motor which drives the trimming rollers to rotate is arranged in the driving telescopic trimming rack.
Preferably, a roller lifting motor for driving the overhead box to lift up and down is arranged in the overhead box, an up-down lifting screw rod is arranged between the overhead box and the telescopic correction frame, a front-back driving motor for driving the telescopic correction frame to slide back and forth is arranged at the rear end of the telescopic correction frame, a front-back contraction screw rod is arranged between the telescopic correction frame and the trimming fixed box, and belt driving wheels are arranged between the up-down lifting screw rod and the roller lifting motor and between the front-back contraction screw rod and the front-back driving motor. And the rear end of the trimming fixing box body is provided with a grinding wheel trimming rotating motor which is connected with a grinding wheel driving shaft in a limiting and inserting manner through a clamping spring.
Preferably, the rear end of the grinding fixing frame is provided with a grinding feeding motor for driving the grinding fixing frame to slide back and forth along the grinding rack, and the upper end of the grinding fixing frame is provided with a lifting motor for driving the grinding head driving box to slide up and down along the grinding fixing frame.
A double-shaft continuous dressing type grinding center and a control method thereof comprise the following operation steps:
the first step is as follows: the turbine blade with rough machining is installed on the rotary table connecting seat through the tool fixture, the grinding head on the grinding head driving box is driven by the lifting motor and the grinding feeding motor to be close to the turbine blade, and meanwhile the grinding head driving box drives the grinding head to rotate to grind the turbine blade.
The second step: the turbine blades are multi-angle, the tool machining table adopts the driving bearing seat to drive the rotary table connecting seat on the rotary table plate to rotate according to the angle, and meanwhile, the tool table transverse moving motor drives the turbine blades on the tool table to transversely move.
The third step: when the surface of a grinding head on the grinding head driving box is abraded, the tool table transverse moving motor drives the grinding wheel dressing component on the tool table to move to the position below the grinding head, and the grinding wheel on the grinding wheel dressing component rotates to repair the grinding head.
Preferably, when the grinding head needs to be replaced, the grinding head in the tool storage cylinder in the tool magazine drives a tool magazine rotating shaft through a tool magazine rotating motor to rotate the required grinding head to the tool ejection push frame from a tool magazine disc, the pull rod reciprocating motor drives the pull rod to contract, the grinding head is inserted into the tool changing arm, and then the tool changing driving motor drives the tool changing arm to rotate so as to replace the grinding head on the grinding head driving box.
Preferably, when the grinding wheel on the grinding wheel dressing assembly is worn, the roller lifting motor and the front and back driving motors drive the dressing roller at the lower end of the roller fixing and connecting seat to move to the upper end of the grinding wheel, the grinding wheel rotates through the grinding wheel driving shaft and the grinding wheel dressing rotating motor, and the dressing roller is driven to rotate by the roller driving motor.
The invention can achieve the following effects:
compared with the prior art, the double-shaft continuous finishing type grinding center and the control method thereof have the characteristics of simple structure, good operation stability and high efficiency. The problem of the work piece multiarc face abrasive machining degree of difficulty is big is solved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is an exploded view of the front view structure of the present invention.
Fig. 3 is a schematic top view of the present invention.
FIG. 4 is a schematic diagram of the wheel dresser assembly of the present invention.
Figure 5 is a cross-sectional structural view of the wheel dresser assembly of the present invention.
Fig. 6 is a structural sectional view of the tool magazine of the present invention.
In the figure: a grinding head driving assembly 1, a tool machining table 2, a grinding wheel dressing assembly 3, a machine tool 4, a tool magazine 5, a tool changing assembly 6, a tool magazine rotating motor 7, a tool changing box 8, a tool changing driving motor 9, a grinding fixing frame 10, a lifting motor 11, a grinding head driving box 12, a turntable connecting seat 13, a turntable plate 14, a fixed bearing seat 15, a tool table transverse moving motor 16, a tool table 17, a driving bearing seat 18, a tool changing arm 19, a pull rod 20, a pull rod reciprocating motor 21, a grinding feeding motor 22, a grinding rack 23, an overhead box 24, a belt driving wheel 25, a telescopic correcting rack 26, a front and rear driving motor 27, a grinding wheel dressing rotating motor 28, a dressing fixing box 29, a dressing roller 30, a grinding wheel driving shaft 31, a grinding wheel 32, a roller fixing connecting seat 33, a roller lifting motor 34, an up and down lifting screw 35, a roller driving motor 36, a front and rear shrinkage screw 37 and a knife placing cylinder 38, a tool-out pushing frame 39, a tool magazine rotating shaft 40 and a tool magazine disc 41.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b): as shown in fig. 1-6, a double-shaft continuous dressing type grinding center comprises a machine tool 4, a tooling platform 2 is arranged at the upper end of the machine tool 4, a grinding head driving assembly 1 is arranged at the rear end of the machine tool 4, and a tooling platform transverse moving motor 16 for driving the tooling platform 2 to transversely move is arranged between the tooling platform 2 and the machine tool 4. The tooling processing table 2 comprises a tooling table 17, a rotating table plate 14 is arranged on the tooling table 17, a rotating table connecting seat 13 is arranged on the rotating table plate 14, a driving bearing seat 18 which is in rotating shaft type insertion connection with the rotating table plate 14 is arranged on one side of the rotating table plate 14, and a fixed bearing seat 15 which is in rotating shaft type insertion connection with the rotating table plate 14 is arranged on the other side of the rotating table plate 14. The grinding head driving assembly 1 comprises a grinding frame 23, a grinding head driving box 12 which slides up and down is arranged on the grinding frame 23, and a grinding fixing frame 10 which slides back and forth with the grinding frame 23 is arranged between the grinding head driving box 12 and the grinding frame 23. The rear end of the grinding fixing frame 10 is provided with a grinding feeding motor 22 for driving the grinding fixing frame 10 to slide back and forth along a grinding rack 23, and the upper end of the grinding fixing frame 10 is provided with a lifting motor 11 for driving the grinding head driving box 12 to slide up and down along the grinding fixing frame 10.
And a grinding wheel dressing component 3 fixedly connected with a tooling table 17 through bolts is arranged on the side edge of the fixed bearing seat 15. The grinding wheel dressing assembly 3 comprises a dressing fixing box body 29, a grinding wheel driving shaft 31 extending out of the front end of the dressing fixing box body 29 is arranged in the dressing fixing box body 29, a grinding wheel 32 in limit nested connection with the grinding wheel driving shaft 31 is arranged at the front end of the grinding wheel driving shaft 31, a telescopic dressing rack 26 is arranged at the upper end of the dressing fixing box body 29, an overhead box body 24 sliding up and down along the telescopic dressing rack 26 is arranged at the front end of the telescopic dressing rack 26, a dressing roller 30 in movable contact with the grinding wheel 32 is arranged at the lower end of the overhead box body 24, a roller fixing and connecting seat 33 is arranged between the dressing roller 30 and the overhead box body 24, and a roller driving motor 36 driving the dressing roller 30 to rotate is arranged in the driving telescopic dressing rack 26. A roller lifting motor 34 for driving the overhead box 24 to lift up and down is arranged in the overhead box 24, an up-and-down lifting screw rod 35 is arranged between the overhead box 24 and the telescopic correcting rack 26, a front-and-back driving motor 27 for driving the telescopic correcting rack 26 to slide back and forth is arranged at the rear end of the telescopic correcting rack 26, a front-and-back contraction screw rod 37 is arranged between the telescopic correcting rack 26 and the trimming fixed box 29, and belt driving wheels 25 are arranged between the up-and-down lifting screw rod 35 and the roller lifting motor 34 and between the front-and-back contraction screw rod 37 and the front-and-back driving motor 27. The rear end of the dressing fixing box body 29 is provided with a grinding wheel dressing rotating motor 28 which is connected with a grinding wheel driving shaft 31 in a limiting and inserting manner through a clamping spring.
The side edge of the grinding fixing frame 10 is provided with a tool magazine 5 fixedly connected with the grinding rack 23 through bolts, the tool magazine 5 comprises a tool magazine disc 41, the rear end of the tool magazine disc 41 is provided with a tool magazine rotating motor 7, a tool magazine rotating shaft 40 in tooth-shaped meshing transmission with the tool magazine rotating motor 7 is arranged between the tool magazine rotating motor 7 and the tool magazine disc 41, the periphery of the tool magazine disc 41 is provided with 36 tool placing cylinders 38 which are distributed in an equally-spaced annular mode, a tool discharging push frame 39 is arranged between the lower end of each tool placing cylinder 38 and the tool changing arm 19, a pull rod reciprocating motor 21 is arranged between each tool discharging push frame 39 and the tool magazine disc 41, and a pull rod 20 is arranged between each pull rod reciprocating motor 21 and the tool discharging push frame 39. A tool changing assembly 6 is arranged between the tool magazine 5 and the grinding head driving assembly 1. The tool changing assembly 6 comprises a tool changing box 8, a tool changing arm 19 which is respectively in rotary compression joint with the tool magazine 5 and the grinding head driving box 12 is arranged at the front end of the tool changing box 8, and a tool changing driving motor 9 for driving the tool changing arm 19 to rotate is arranged at the upper end of the tool changing box 8.
A control method of a double-shaft continuous dressing type grinding center comprises the following operation steps:
the first step is as follows: the rough-machined turbine blade is installed on the rotary table connecting seat 13 through a tool fixture, a grinding head on the grinding head driving box 12 is driven to be close to the turbine blade through the lifting motor 11 and the grinding feeding motor 22, and meanwhile, the grinding head driving box 12 drives the grinding head to rotate to grind the turbine blade.
When the grinding heads need to be replaced, the grinding heads in the tool storage barrel 38 in the tool magazine 5 drive the tool magazine rotating shaft 40 through the tool magazine rotating motor 7 to rotate the required grinding heads to the tool ejection pushing frame 39 through the tool magazine disc 41, the pull rod reciprocating motor 21 drives the pull rod 20 to contract, the grinding heads are inserted into the tool changing arm 19, and then the tool changing driving motor 9 drives the tool changing arm 19 to rotate so as to replace the grinding heads on the grinding head driving box 12.
The second step is that: because the turbine blade is multi-angle, frock processing platform 2 adopts drive bearing frame 18 drive revolving stage connecting seat 13 on revolving stage board 14 to rotate according to the angle, and frock platform sideslip motor 16 drives the turbine blade on frock platform 17 and carries out lateral shifting simultaneously.
The third step: when the surface of the grinding head on the grinding head driving box 12 is abraded, the tool table transverse moving motor 16 drives the grinding wheel dressing component 3 on the tool table 17 to move to the position below the grinding head, and the grinding wheel 32 on the grinding wheel dressing component 3 rotates to repair the grinding head.
When the grinding wheel 32 on the grinding wheel dressing assembly 3 is worn, the roller lifting motor 34 and the front and rear driving motor 27 drive the dressing roller 30 at the lower end of the roller fixing and connecting seat 33 to move to the upper end of the grinding wheel 32, meanwhile, the grinding wheel 32 rotates through the grinding wheel driving shaft 31 and the grinding wheel dressing rotating motor 28, and the dressing roller 30 is driven to rotate by the roller driving motor 36.
In conclusion, the double-shaft continuous finishing type grinding center and the control method thereof have the characteristics of simple structure, good operation stability and high efficiency. The problem of the work piece multiarc face abrasive machining degree of difficulty is big is solved.
The above description is only an embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any changes or modifications within the scope of the present invention by those skilled in the art are covered by the present invention.
Claims (10)
1. The utility model provides a biax is repaiied formula grinding center in succession which characterized in that: the grinding head device comprises a machine tool (4), wherein a tool machining table (2) is arranged at the upper end of the machine tool (4), a grinding head driving assembly (1) is arranged at the rear end of the machine tool (4), and a tool table transverse moving motor (16) for driving the tool machining table (2) to transversely move is arranged between the tool machining table (2) and the machine tool (4); the tool machining table (2) comprises a tool table (17), a rotating table plate (14) is arranged on the tool table (17), a rotating table connecting seat (13) is arranged on the rotating table plate (14), a driving bearing seat (18) which is in rotating shaft type insertion connection with the rotating table plate (14) is arranged on one side of the rotating table plate (14), and a fixed bearing seat (15) which is in rotating shaft type insertion connection with the rotating table plate (14) is arranged on the other side of the rotating table plate (14); the grinding head driving assembly (1) comprises a grinding frame (23), a grinding head driving box (12) which slides up and down is arranged on the grinding frame (23), and a grinding fixing frame (10) which slides back and forth with the grinding frame (23) is arranged between the grinding head driving box (12) and the grinding frame (23).
2. The dual-spindle continuous dressing grinding center according to claim 1, wherein: the side edge of the grinding fixing frame (10) is provided with a tool magazine (5) fixedly connected with the grinding rack (23) through a bolt, and a tool changing assembly (6) is arranged between the tool magazine (5) and the grinding head driving assembly (1).
3. The dual-spindle continuous dressing grinding center according to claim 2, wherein: the tool changing assembly (6) comprises a tool changing box (8), a tool changing arm (19) which is respectively connected with a tool magazine (5) and a grinding head driving box (12) in a rotating and pressing mode is arranged at the front end of the tool changing box (8), and a tool changing driving motor (9) for driving the tool changing arm (19) to rotate is arranged at the upper end of the tool changing box (8).
4. The biaxial continuous truing grinding center according to claim 3, wherein: tool magazine (5) including tool magazine dish (41), tool magazine dish (41) rear end be equipped with tool magazine rotating electrical machines (7), tool magazine rotating electrical machines (7) and tool magazine dish (41) between be equipped with tool magazine rotating electrical machines (7) looks tooth form meshing driven tool magazine pivot (40), tool magazine dish (41) periphery be equipped with a plurality of equidistant annular distribution put tool cylinder (38), put tool cylinder (38) lower extreme and trade tool arm (19) between be equipped with out sword push frame (39), play sword push frame (39) and tool magazine dish (41) between be equipped with pull rod reciprocating motor (21), pull rod reciprocating motor (21) and play sword push frame (39) between be equipped with pull rod (20).
5. The dual-spindle continuous dressing grinding center according to claim 1, wherein: a grinding wheel dressing assembly (3) fixedly connected with the tooling table (17) through bolts is arranged on the side edge of the fixed bearing seat (15); the grinding wheel dressing component (3) comprises a dressing fixing box body (29), a grinding wheel driving shaft (31) extending out of the front end of the dressing fixing box body (29) is arranged in the dressing fixing box body (29), the front end of the grinding wheel driving shaft (31) is provided with a grinding wheel (32) which is in limit nested connection with the grinding wheel driving shaft (31), the upper end of the trimming fixed box body (29) is provided with a telescopic correcting frame (26), the front end of the telescopic correcting frame (26) is provided with an overhead box body (24) which slides up and down along the telescopic correcting frame (26), the lower end of the overhead box body (24) is provided with a dressing roller (30) which is movably contacted with a grinding wheel (32), a roller fixing and connecting seat (33) is arranged between the trimming roller (30) and the overhead box body (24), a roller driving motor (36) for driving the dressing roller (30) to rotate is arranged in the driving telescopic correction rack (26).
6. The dual-spindle continuous dressing grinding center according to claim 5, wherein: a roller lifting motor (34) for driving the overhead box body (24) to lift up and down is arranged in the overhead box body (24), an up-and-down lifting screw rod (35) is arranged between the overhead box body (24) and the telescopic correcting rack (26), a front-and-back driving motor (27) for driving the telescopic correcting rack (26) to slide back and forth is arranged at the rear end of the telescopic correcting rack (26), a front-and-back contraction screw rod (37) is arranged between the telescopic correcting rack (26) and the finishing fixed box body (29), and belt driving wheels (25) are arranged between the up-and-down lifting screw rod (35) and the roller lifting motor (34) and between the front-and-back contraction screw rod (37) and the front-and-back driving motor (27); and a grinding wheel dressing rotating motor (28) connected with a grinding wheel driving shaft (31) in a limiting and inserting manner is arranged at the rear end of the dressing fixing box body (29).
7. The dual-spindle continuous dressing grinding center according to claim 1, wherein: the grinding machine is characterized in that a grinding feeding motor (22) for driving the grinding fixing frame (10) to slide back and forth along the grinding rack (23) is arranged at the rear end of the grinding fixing frame (10), and a lifting motor (11) for driving the grinding head driving box (12) to slide up and down along the grinding fixing frame (10) is arranged at the upper end of the grinding fixing frame (10).
8. A control method of a double-shaft continuous dressing type grinding center is characterized by comprising the following operation steps:
the first step is as follows: mounting a rough-machined turbine blade on a rotary table connecting seat (13) by using a tool fixture, driving a grinding head on a grinding head driving box (12) to be close to the turbine blade by using a lifting motor (11) and a grinding feeding motor (22), and simultaneously driving the grinding head to rotate by using the grinding head driving box (12) to grind the turbine blade;
the second step: because the turbine blades are in multiple angles, the tooling machining table (2) adopts a driving bearing seat (18) to drive a rotary table connecting seat (13) on a rotary table plate (14) to rotate according to the angles, and meanwhile, a tooling table transverse moving motor (16) drives the turbine blades on a tooling table (17) to transversely move;
the third step: when the surface of a grinding head on the grinding head driving box (12) is abraded, the tooling table transverse moving motor (16) drives the grinding wheel dressing component (3) on the tooling table (17) to move to the lower part of the grinding head, and a grinding wheel (32) on the grinding wheel dressing component (3) rotates to repair the grinding head.
9. The method of controlling a dual spindle continuous dressing grinding center according to claim 8, wherein: when the grinding heads need to be replaced, the grinding heads in the tool storage cylinder (38) in the tool magazine (5) drive the tool magazine rotating shaft (40) through the tool magazine rotating motor (7) to rotate the required grinding heads to the tool discharging push frame (39) from the tool magazine disc (41), the pull rod reciprocating motor (21) drives the pull rod (20) to contract, so that the grinding heads are inserted into the tool changing arm (19), and the tool changing driving motor (9) drives the tool changing arm (19) to rotate so as to replace the grinding heads on the grinding head driving box (12).
10. The method of controlling a dual spindle continuous dressing grinding center according to claim 8, wherein: when a grinding wheel (32) on the grinding wheel dressing assembly (3) is abraded, the roller lifting motor (34) and the front and rear driving motors (27) drive the dressing roller (30) at the lower end of the roller fixing and connecting seat (33) to move to the upper end of the grinding wheel (32), meanwhile, the grinding wheel (32) rotates through the grinding wheel driving shaft (31) and the grinding wheel dressing rotating motor (28), and the dressing roller (30) is driven to rotate by the roller driving motor (36).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210195883.0A CN114559337A (en) | 2022-03-02 | 2022-03-02 | Double-shaft continuous dressing type grinding center and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210195883.0A CN114559337A (en) | 2022-03-02 | 2022-03-02 | Double-shaft continuous dressing type grinding center and control method thereof |
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| CN202210195883.0A Pending CN114559337A (en) | 2022-03-02 | 2022-03-02 | Double-shaft continuous dressing type grinding center and control method thereof |
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| CN112355816A (en) * | 2020-11-26 | 2021-02-12 | 杭州莱格曼特科技有限公司 | Novel five-axis linkage grinding center |
| CN212734975U (en) * | 2020-07-23 | 2021-03-19 | 深圳市智控精密机械制造有限公司 | Rotary machine tool drilling machine table |
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2022
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| JP2000237957A (en) * | 1999-02-22 | 2000-09-05 | Hitachi Seiki Co Ltd | Grinding machine |
| CN1338354A (en) * | 2000-08-11 | 2002-03-06 | 福裕事业股份有限公司 | Cutting tool storage and exchange unit of special machine tool |
| CN101513686A (en) * | 2009-03-28 | 2009-08-26 | 广州市敏嘉制造技术有限公司 | Five-axis multi-functional thread grinding machining center |
| CN207669121U (en) * | 2017-12-01 | 2018-07-31 | 杭州热图科技有限公司 | A kind of novel top formula wheel dresser |
| CN212734975U (en) * | 2020-07-23 | 2021-03-19 | 深圳市智控精密机械制造有限公司 | Rotary machine tool drilling machine table |
| CN112355816A (en) * | 2020-11-26 | 2021-02-12 | 杭州莱格曼特科技有限公司 | Novel five-axis linkage grinding center |
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