CN1640616A - Machine tool high speed small-inertia milling-cutter feeding power driving mechanism - Google Patents
Machine tool high speed small-inertia milling-cutter feeding power driving mechanism Download PDFInfo
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- CN1640616A CN1640616A CN 200410015639 CN200410015639A CN1640616A CN 1640616 A CN1640616 A CN 1640616A CN 200410015639 CN200410015639 CN 200410015639 CN 200410015639 A CN200410015639 A CN 200410015639A CN 1640616 A CN1640616 A CN 1640616A
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- milling cutter
- connecting rod
- radial feed
- motor
- feed planker
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Abstract
The present invention relates to a power transmission mechanism for feeding milling cutter by utilizing machine tool high speed and small inertia. It comprises axial feeding tool carriage, radial feeding tool carriage, milling cutter arbor and milling cutter power motor. It is characterized by that the milling cutter power motor is fixedly mounted on the axial feeding tool cariage whose kinematic acceleration is smaller, and the described power transmission mechanism is formed from mechanical arm knuckle transmission mechanism as intermediate transition transmission mechanism, fixed bearing shaft transmission mechanism mounted on the radial feeding tool carriage and belt wheel and belt which are matched with the above-mentioned transmission mechanisms. Said motor power can be transferred to milling cutter successively by means of them so as to make milling cutter implement radial feeding movement by using small inertia and high acceleration.
Description
Technical field
The present invention relates to a kind of machine tool feeding transmission mechanism, particularly a kind of power drive mechanism that is used for the little inertia milling cutter feeding of lathe is applicable to the lathe of shoe tree processing milling machine or other processed complex curved surfaces.
Technical background
The existing milling cutter radial feed system that is used for the shoe tree machining tool, the carriage arbor of its processing shoe tree and the power motor of milling cutter are fixedly to be assemblied on the same radial feed planker, motor directly drives milling cutter by transmission (skin) band and does the motion of high speed rotary cutting, owing on the radial feed planker, directly connect firmly motor, motor quality is bigger, whole feed system quality is increased causes radial feed system inertia big, be difficult to obtain higher acceleration, influenced the further raising of processing shoe tree productivity ratio.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency, thereby provide the power drive mechanism of the little inertia milling cutter of a kind of lathe high speed feeding, make to make milling cutter tip obtain higher feed speed and acceleration easily by the inertia that can reduce radial feed system, help improving the production efficiency of shoe tree.
The present invention realizes with following technical scheme, as shown in drawings, it still comprises frame seat, axial feed planker (also claiming that Z is to balladeur train) 15, radial feed planker (also claiming that X is to planker) 14, carriage arbor 13 (can have a plurality of), milling cutter power motor 12, compositions such as milling cutter power drive mechanism and power-control section, carriage arbor wherein is still and is fixedly installed on the radial feed planker 14 of requirement than high acceleration work, it is characterized in that described milling cutter power motor 12 is to be arranged to be fixedly mounted on the less axial feed planker 15 of acceleration of motion, the described transmission mechanism that is used to transmit motor power is by the joint of mechanical arm transmission mechanism as the middle transition transmission mechanism, be installed in the fixed bearing shaft transmission on the radial feed planker 14, and constitute with their supporting drive pulleys and driving-belt, motor power passes to milling cutter by them successively, thereby make milling cutter under the situation of radial feed planker, do the high-speed cutting campaign with little inertia feed motion.
Above-mentioned fixed bearing shaft transmission is made up of bearing support 9 and bolster 17 and supporting drive pulley 10 thereof, described intermediate mechanical shoulder joint transmission mechanism (being similar to the joint of mechanical arm structure of robot) is by drive pulley 4,5, middle bearing pin 16 and two movable connecting rods 3 that are hinged with middle bearing pin as supporting usefulness, 6 constitute, the described bearing support 9 that is fixedly installed on the radial feed planker 14 is hinged by the end of bolster 17 with connecting rod 6, the other end of connecting rod 6 is hinged with an end of another root connecting rod 3 by middle bearing pin 16, the other end of connecting rod 3 then flexibly connects (hinged) with motor shaft, during work, motor shaft axial line O
1-O
1With middle bearing pin axial line O
2-O
2Centre-to-centre spacing be by connecting rod 3 supporting decision and remain unchanged (promptly by the decision of connecting rod two ends hinge hole centre-to-centre spacing), connecting rod 3 is motor 12 axial line O relatively
1-O
1Do the swing in the certain limit, the axial line O of middle bearing pin
2-O
2Axial line O with bolster 17
3-O
3Between centre-to-centre spacing be by connecting rod 6 supporting decision and remain unchanged that connecting rod 6 is bolster 17 axial line O relatively
3-O
3Make the plane rocking in the certain limit.
Operation principle of the present invention: in the course of work, radial feed planker 14 drives carriage arbor 13 and bearing support 9 is made high acceleration reciprocating motion, connecting rod 3 relative electrical axis line O
1-O
1Swing within the specific limits, connecting rod 6 is bolster 17 axial line O relatively
3-O
3Make the plane rocking in the certain limit, bearing pin 16 in the middle of motor power is delivered to by drive pulley 1, driving-belt 2, drive pulley 4 successively, drive pulley 1 connects firmly on the cutter motor axle, drive pulley 4 and drive pulley 5 connect firmly all on middle bearing pin 16 that (or drive pulley 4 connects firmly mutually with drive pulley 5 and is integral, bearing pin is hinged relatively), the motion of middle bearing pin 16 is delivered to bolster 17 by drive pulley 5, driving-belt 7, drive pulley 8 successively; Drive pulley 8 connects firmly on bolster 17, and simultaneously, the two ends of bolster 17 connect firmly two drive pulleys 10, and bolster 17 and drive pulley 8, the relative together bearing support 9 of drive pulley 10 are around axial line O
3-O
3Do gyration, two drives 10 that move through its two ends and the driving-belt 11 of bolster 17 are passed to milling cutter, have realized that power transmission is in optimum state all the time, have realized high efficiency on the basis of reliable transmission, thereby have made milling cutter do the high-speed cutting campaign.
Compared with the prior art, because the present invention connects firmly the milling cutter power motor on the less axial feed planker 15 of work acceleration, the transmission mechanism configuration is new reasonable, radial feed planker 14, bearing support 9, connecting rod 3 and connecting rod 6 all can adopt density materials with smaller (as alloy aluminum) to make simultaneously, thereby significantly reduce the inertia that moves radially of radial feed planker system, make it easily at full speed, the high acceleration speed change moves back and forth, and can improve the working (machining) efficiency of shoe tree lathe greatly.
Description of drawings:
Fig. 1 is a kind of integral installation distribution structure schematic diagram of the present invention.
Fig. 2 is the B-B direction view of Fig. 1.
Fig. 3 is that the A of Fig. 1 is to view.
Wherein: 1～drive pulley (being installed on the motor shaft), 2～driving-belt (driving belt), 3～connecting rod (end is movably articulated on the motor shaft), 4～drive pulley (being installed on the middle bearing pin 16), 5～drive pulley (being installed on the middle bearing pin 16), 6～connecting rod (end and bolster 17 are hinged), 7～driving-belt, 8～drive pulley, 9～bearing support, 10～drive pulley (being installed on the bolster 17), 11～driving-belt, 12～milling cutter power motor, 13～carriage arbor (can have a plurality of), 14～radial feed planker (also claiming that X is to planker), 15～axial feed planker (also claiming that Z is to balladeur train), 16～middle bearing pin, 17～bolster.
The specific embodiment
With reference to accompanying drawing, radial feed planker 14 of the present invention, bearing support 9, connecting rod 3 and connecting rod 6 all can adopt the density materials with smaller (as density less than 5 gram per centimeters
3Alloy aluminum) makes, and on radial feed planker 14, also can leave loss of weight hole slot (accompanying drawing slightly), can further reduce the inertia that moves radially of whole radial feed planker.
With reference to accompanying drawing as can be known, radial feed planker 14 of the present invention can be to drive (or directly being driven by linear electric motors) by control motor (accompanying drawing slightly) by feed screw nut pair.Radial feed planker 14 mounting means can be that vertical direction is installed or horizontal direction is installed (accompanying drawing slightly).The mounting means of Fig. 1 is that vertical direction is installed (also claiming vertical mounting means).
Claims (4)
1, the power drive mechanism of the little inertia milling cutter of a kind of lathe high speed feeding, it comprises frame seat, axial feed planker (15), radial feed planker (14), carriage arbor (13), milling cutter power motor (12) and and power drive mechanism form, carriage arbor wherein is to be fixedly mounted on the radial feed planker (14), it is characterized in that described milling cutter power motor (12) is to be fixedly installed on the less axial feed planker (15) of acceleration of motion, described power drive mechanism is by the joint of mechanical arm transmission mechanism as the middle transition transmission mechanism, be installed in the fixed bearing shaft transmission on the radial feed planker (14), and constitute with their supporting drive pulleys and driving-belt, motor power passes to milling cutter by them successively, thereby makes milling cutter do the high-speed cutting campaign under the situation of radial feed planker with little inertia feed motion.
2, the power drive mechanism of the little inertia milling cutter of lathe high speed according to claim 1 feeding, it is characterized in that described fixed bearing shaft transmission is made up of bearing support (9) and bolster (17) and supporting drive pulley (10) thereof, described intermediate mechanical shoulder joint transmission mechanism is by drive pulley (4,5), middle bearing pin (16) and two the movable connecting rods (3 as supporting usefulness hinged with it, 6) constitute, the described bearing support (9) that is fixedly installed on the radial feed planker (14) is hinged by the end of bolster (17) with connecting rod (6), the other end of connecting rod (6) is hinged with an end of another root connecting rod (3) by middle bearing pin (16), the other end of connecting rod (3) is then hinged with motor shaft, during work, motor shaft axial line O
1-O
1With middle bearing pin axial line O
2-O
2Centre-to-centre spacing be to determine and remain unchanged that by connecting rod (3) supporting connecting rod (3) is motor (12) axial line O relatively
1-O
1Do the swing in the certain limit, the axial line O of middle bearing pin
2-O
2Axial line O with bolster (17)
3-O
3Between centre-to-centre spacing be to determine and remain unchanged that by connecting rod (6) supporting connecting rod (6) is bolster (17) axial line O relatively
3-O
3Make the plane rocking in the certain limit.
3, the power drive mechanism of the little inertia milling cutter of lathe high speed according to claim 1 feeding is characterized in that described radial feed planker (14), bearing support (9), connecting rod (3) and connecting rod (6) are that (density is less than 5 gram per centimeters with the density materials with smaller
3) make, and on radial feed planker (14), also can leave the loss of weight hole slot.
4, the power drive mechanism of the little inertia milling cutter of lathe high speed according to claim 1 feeding, it is characterized in that described radial feed planker (14) can be driven by feed screw nut pair by the control motor, or directly drive by linear electric motors, radial feed planker (14) mounting means can be that vertical direction is installed or horizontal direction is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410015639 CN1640616A (en) | 2004-01-05 | 2004-01-05 | Machine tool high speed small-inertia milling-cutter feeding power driving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410015639 CN1640616A (en) | 2004-01-05 | 2004-01-05 | Machine tool high speed small-inertia milling-cutter feeding power driving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1640616A true CN1640616A (en) | 2005-07-20 |
Family
ID=34868039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410015639 Pending CN1640616A (en) | 2004-01-05 | 2004-01-05 | Machine tool high speed small-inertia milling-cutter feeding power driving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1640616A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092228A (en) * | 2015-08-26 | 2015-11-25 | 华中科技大学 | Transmission switching apparatus |
| CN105643337A (en) * | 2016-03-31 | 2016-06-08 | 重庆工商职业学院 | Boring mechanical arm radial feed control segment structure |
| CN105666222A (en) * | 2016-03-31 | 2016-06-15 | 重庆工商职业学院 | Peripheral rotating control section structure of boring mechanical arm |
-
2004
- 2004-01-05 CN CN 200410015639 patent/CN1640616A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092228A (en) * | 2015-08-26 | 2015-11-25 | 华中科技大学 | Transmission switching apparatus |
| CN105092228B (en) * | 2015-08-26 | 2017-07-18 | 华中科技大学 | One kind transmission switching device |
| CN105643337A (en) * | 2016-03-31 | 2016-06-08 | 重庆工商职业学院 | Boring mechanical arm radial feed control segment structure |
| CN105666222A (en) * | 2016-03-31 | 2016-06-15 | 重庆工商职业学院 | Peripheral rotating control section structure of boring mechanical arm |
| CN105666222B (en) * | 2016-03-31 | 2018-01-09 | 重庆工商职业学院 | A kind of boring mechanical arm, which rotates in a circumferential direction, controls segment structure |
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