CN1251830C - Numerical controlled screw helical flute mining machine - Google Patents
Numerical controlled screw helical flute mining machine Download PDFInfo
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- CN1251830C CN1251830C CN 02130047 CN02130047A CN1251830C CN 1251830 C CN1251830 C CN 1251830C CN 02130047 CN02130047 CN 02130047 CN 02130047 A CN02130047 A CN 02130047A CN 1251830 C CN1251830 C CN 1251830C
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- guide rail
- main shaft
- milling
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Abstract
The present invention discloses a milling machine for a milling helical groove, which comprises a machine body, a guideway, a main shaft, a motor, a transmitting mechanism, a workpiece clamping disk and a numerical control device. A stepping motor of a workpiece main shaft device drives a screw rod to push a carriage which carries out axial feed along the guideway through a transmitting wheel train. The other stepping motor arranged on the carriage drives the main shaft and the clamping disk of a workpiece to rotate. A cutter main shaft device is controlled by a revolving platform by adjusting, and a cutter cuts a helix angle. A cutter feeding mechanism composed of an elevating guideway seat, an elevating head, a feeding handwheel, a motor, a transmitting mechanism and the cutter main shaft realizes that the cutter main shaft carries out vertical feed along the guideway with an elevating head. The present invention is additionally provided with a vibration damping supporting sleeve device for cutting the workpiece. The present invention is special equipment and has the advantages of single function and simple structure, and the cost of the equipment is obviously lowered. Because a manual control microcomputer is used, characteristics of strong automation function, high processing precision, good consistency and simple and convenient operation are maintained, and the present invention is suitable for mechanical milling for various external spiral grooves.
Description
Technical field
The present invention and screw helical flute mining machine, the production miller that specifically a kind of milling spiral chute is used.
Background technology
The equipment that is used for helicla flute processing at present is a lot, as engine lathe, universal milling machine, roll the thread rolling lathe and all can realize its processing, and mostly adopt mechanical type control processing, see that China Machine Press publishes November nineteen ninety-five for details " mechanic cuts handbook the 4th edition.Helicla flute processing can be the workpiece rotation in principle, and cutter moves axially feeding, perhaps workpiece rotation, and move axially feeding, cutter work.For lathe, milling machine processing external spiral groove seems, and efficient is high and more applied widely, and milling machine milling cutter primary feed just can reach bigger cutting depth.Problem is that the structure of existing these equipment is all very complicated, operates also more numerous and diversely, and equipment cost is quite high, and it is outstanding inadequately that the specificity and the ratio of performance to price seem, can not satisfy user's instructions for use.
For example: universal milling machine, can milling spiral chute, milling flat and other special profile, many, the complicated operation of function, standard machinery formula price reaches ten thousand yuan of 5-10, and the digital control type price reaches ten thousand yuan of 30-300.Roll the thread rolling lathe and be exclusively used in helicla flute processing, easy and simple to handle, to the certain advantage of being processed with of small dimension, typical products in mass production, but every kind of specification needs a secondary particular manufacturing craft, the early investment cost is big, and few to processing capacity, required precision is high, specification is special or random coil groove product processing just seems powerless, and price is up to ten thousand yuan of 5-30.
Summary of the invention
In order to solve the problem of above-mentioned existence, the invention provides a kind of numerical controlled screw helical flute mining machine of special use.
Of the present invention being contemplated that: in workpiece spindle device, establish a stepper motor and be responsible for axial feed, work spindle rotates if another stepper motor is followed drive, milling cutter rotation is set in tool spindle device, in company with lifting platform feeding vertically downward, the adjustable angle joint of milling cutter, and adopt microcomputer to realize industry control.
Numerical controlled screw helical flute mining machine of the present invention comprises lathe bed, guide rail, main shaft, motor, transmission mechanism, workpiece chuck and numerical control device, it is characterized in that:
1), lathe bed is provided with a workpiece spindle device, its guide rail and screw mandrel are located at the below, guide rail bracket is provided with the stepper motor that axial feed is used, this stepper motor is connected with the axle head of screw mandrel by its train, guide rail is provided with planker, promotes the planker axial feed by screw mandrel, is provided with the stepper motor of a rotation usefulness on the planker in addition, be connected with work spindle through worm reducer, and drive the chuck rotation of main-axis end;
2), on the lathe bed table top of chuck front, be provided with a tool spindle device, its bottom is a fan-shaped panoramic table that is used to regulate milling cutter and work spindle angle, panoramic table is provided with a milling cutter feed mechanism that is made of riser guide seat, lift head, feeding handwheel, motor, transmission mechanism, cutter spindle, and cutter spindle is regulated the amount of feeding by the feeding handwheel and vertically moved along guide rail with lift head;
3), the position, corresponding workpiece top on the said panoramic table is provided with a weakening holder covering device that is used to adjust milling workpiece holder power and gap.
The guide rail at described planker place is two guide rail mechanisms.
The milling cutter feed mechanism that is provided with on described panoramic table, the riser guide seat is one automatically to be regulated by stepper motor and handwheel is regulated compound feed mechanism.
Good effect of the present invention is:
1), because of function singleness, so simple in structure, equipment cost is obviously reduced, compare with above-mentioned common apparatus, can reduce more than 50 percent.
2), specificity is strong, and is and full-automatic, semi-automatic optional
3), easy and simple to handle.Owing to adopted industrial control microcomputer, when the conversion processing work, need not to change the gear of lathe, the structure of screw mandrel, as long as after calling original program its processing length, spiral number of turns angle of circumference, process velocity are edited, stored.Converted products is corresponding with the program of this product during operation, as long as install workpiece, and changes the holder cover and adjusts lead angle (cutter), checks and verifies procedure, can the startup operation be set follow procedure, execution cycle processing automatically.
4), this lathe high conformity, fixed after adjusting the Tool in Cutting degree of depth, do not need to advance and retreat again cutter, avoided the advance and retreat cutter and influenced its reseting precision; Simultaneously, it is not high to environmental requirement, can be under common workshop condition condition operate as normal.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of workpiece spindle device.
Fig. 3 is the structural representation of tool spindle device.
Fig. 4 is the structural representation of weakening holder covering device.
Fig. 5 is the weakening holder covering device enlarged drawing of adjusting milling workpiece holder power and regulating the gap automatically.
The specific embodiment
Referring to the embodiment accompanying drawing.
Numerical controlled screw helical flute mining machine of the present invention, the same with machine tool, its basic structure formation comprises lathe bed, guide rail, main shaft, motor, transmission mechanism, workpiece chuck and numerical control device, it is characterized in that:
Lathe bed 1 is provided with a workpiece spindle device 3, its guide rail 11 and screw mandrel 12 are located at the below, guide rail bracket 10 is provided with the stepper motor 14 that axial feed is used, this stepper motor 14 is connected with the axle head of screw mandrel 12 by its train 13, guide rail 11 is provided with planker 17, promotes planker 17 axial feeds by screw mandrel 12, is provided with the stepper motor 15 of a workpiece rotation usefulness on the planker in addition, be connected with work spindle 18 through worm reducer 16, and drive chuck 4 rotations of main-axis end; On the lathe bed table top of chuck 4 fronts, be provided with tool spindle device 5, its bottom is a fan-shaped panoramic table 8 that is used to regulate cutter and work spindle angle, panoramic table is provided with a tool feeding mechanism that is made of riser guide seat 19, lift head 20, feeding handwheel 6, motor 7, transmission mechanism, cutter spindle 21, and cutter spindle 21 is regulated the amount of feeding by feeding handwheel 6 and vertically moved along guide rail with lift head 20; Position, corresponding workpiece top on the panoramic table is provided with a weakening holder covering device 9 that is used to adjust milling workpiece holder power and gap.
Wherein: Figure 1 shows that schematic perspective view, therefrom as seen, total of the present invention is more succinct, top numerical control device 2, workpiece spindle device 3, tool spindle device 5 and the weakening holder covering device 9 of having concentrated main components of lathe bed 1.Mainly be a part of transmission mechanism content of workpiece spindle device below the lathe bed, also have the control apparatus and the electric circuit of supply unit and motor.
Figure 2 shows that the vertical view of workpiece spindle device.These parts provide work spindle to rotate and the axial feed function.Its guide rail 11 is two guide rail mechanisms.It is simple in structure, also guarantees running precision easily.
Tool spindle device parts shown in Figure 3, the rotary power of its cutter-milling cutter provides with a threephase asynchronous machine, does not draw among the figure, and the traverse feed of milling cutter is realized by vertically disposed feeding handwheel.Primary feed (herein being fixing behind the toolsetting) just can reach milling depth.The stepper motor that also can set up a special use drives lift head and does feed motion, thereby makes the tool feeding mechanism that is provided with on panoramic table, the riser guide seat become one by automatic adjusting of stepper motor and the compound feed mechanism of handwheel adjusting.The 22nd, the locked component between panoramic table and riser guide seat.The 23rd, the panoramic table fixture block device that positioning and fixing is used that circles round.
Fig. 4 is the vertical view of Fig. 3 parts.Fan-shaped panoramic table can be regulated in predetermined lead angle scope and set.
Fig. 5 is the weakening holder covering device enlarged drawing that is used for adjusting milling workpiece holder power and regulates the gap automatically.This device is similar to the effect of lathe centre, by accurately processing is essential.
Below sketch the course of work of this lathe by the mode of industrial control microcomputer management:
1, opens the control power supply
2, enter init state
1) system initialization
2), call in the target program of corresponding processing work
3), power amplifier switch is placed off-state position, press start key, can check the dry running procedure
3, processing is prepared
1), run switch is allocated to manual position, opens power amplifier switch, make chuck move to the initial initial point of processing
2), workpiece is installed, and install the holder cover
3), installation is milled the type milling cutter, and is checked lead angle
4), check the trial run parameter
Press start key, check service data: whether length, spiral number of turns angle of circumference, the speed of service, threephase asynchronous machine state, equipment for cutter positioning and workpiece Working position be consistent
4, processing operation
1), cutter enters the processing district
2), put the operation function switch in the work running status
3), open function switch and three-phase power switch
4), startup work
Enter the processing running status, and note checking the dynamic machining situation of observing
5), machine, automatic withdrawal or location, and return working origin,
6), finish working procedure, wait for next work order, enter the next process-cycle.
Claims (3)
1, a kind of numerical controlled screw helical flute mining machine comprises lathe bed (1), guide rail (11), main shaft, motor, transmission mechanism, workpiece chuck (4) and numerical control device (2), it is characterized in that:
1), lathe bed (1) is provided with a workpiece spindle device (3), its guide rail (11) and screw mandrel (12) are located at the below, guide rail bracket (10) is provided with the stepper motor (14) that axial feed is used, this stepper motor is connected with the axle head of screw mandrel by its train (13), guide rail (11) is provided with planker (17), promote the planker axial feed by screw mandrel (12), be provided with the stepper motor (15) of a rotation usefulness on the planker (17) in addition, be connected with work spindle (18) through worm reducer (16), and drive chuck (4) rotation of main-axis end;
2), on lathe bed (1) table top of chuck front, be provided with a tool spindle device (5), its bottom is a fan-shaped panoramic table (8) that is used to regulate cutter and work spindle angle, panoramic table is provided with a milling cutter feed mechanism that is made of riser guide seat (19), lift head (20), feeding handwheel (6), motor (7), transmission mechanism, cutter spindle (21), and cutter spindle (21) is regulated the amount of feeding by feeding handwheel (6) and vertically moved along guide rail with lift head (20);
3), the position, corresponding workpiece top on the said panoramic table is provided with a weakening holder covering device (9) that is used to adjust milling workpiece holder power and gap.
2, numerical controlled screw helical flute mining machine according to claim 1 is characterized in that the guide rail (11) at planker (17) place is two guide rail mechanisms.
3, numerical controlled screw helical flute mining machine according to claim 1 is characterized in that the tool feeding mechanism that is provided with on panoramic table, the riser guide seat is one and is automatically regulated by stepper motor and handwheel is regulated compound feed mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02130047 CN1251830C (en) | 2002-08-15 | 2002-08-15 | Numerical controlled screw helical flute mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02130047 CN1251830C (en) | 2002-08-15 | 2002-08-15 | Numerical controlled screw helical flute mining machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1475321A CN1475321A (en) | 2004-02-18 |
| CN1251830C true CN1251830C (en) | 2006-04-19 |
Family
ID=34144378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02130047 Expired - Fee Related CN1251830C (en) | 2002-08-15 | 2002-08-15 | Numerical controlled screw helical flute mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1251830C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100558494C (en) * | 2006-05-18 | 2009-11-11 | 许晓华 | Worm and screw processing device |
| CN102364557A (en) * | 2011-11-08 | 2012-02-29 | 大连机床(数控)股份有限公司 | Production-practicability type assembly, adjustment and repair lathe for teaching purpose |
| CN102601464A (en) * | 2011-12-21 | 2012-07-25 | 宁波方力科技股份有限公司 | Production method of extruder screw |
| DE102013107884A1 (en) * | 2013-07-23 | 2015-01-29 | Ralf Daunheimer | Device for material-removing machining of the inner wall of a tubular hollow body |
-
2002
- 2002-08-15 CN CN 02130047 patent/CN1251830C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1475321A (en) | 2004-02-18 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060419 Termination date: 20120815 |