CN102699735A - Travelling wheel transmission mechanisms of rotary machine tool - Google Patents
Travelling wheel transmission mechanisms of rotary machine tool Download PDFInfo
- Publication number
- CN102699735A CN102699735A CN2012102062889A CN201210206288A CN102699735A CN 102699735 A CN102699735 A CN 102699735A CN 2012102062889 A CN2012102062889 A CN 2012102062889A CN 201210206288 A CN201210206288 A CN 201210206288A CN 102699735 A CN102699735 A CN 102699735A
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- wheel
- travelling wheel
- machine tool
- pinion
- travelling
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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 travelling wheel transmission mechanisms of a rotary machine tool. The travelling wheel transmission mechanisms are respectively mounted at the left side and the right side of a working head frame through a mounting base; a wheel frame is provided with a driving travelling wheel and a driven travelling wheel; the mounting base is fixed on a rotating disk; the lower part of the rotating disk is pivoted to the wheel frame through an inner ring and a connecting axis pin; a pinion is arranged on an output shaft of a servo motor driven reduction box; a big gear ring is sleeved and fixed at the peripheral step surface of the driving travelling wheel; and the pinion is engaged with the big gear ring. According to the travelling wheel transmission mechanisms of the rotary machine tool, the servo motor with high precision can efficiently guarantee consistent linear speed of the travelling wheels as a variable-frequency motor of the travelling wheel transmission mechanism is replaced by the servo motor for driving; amplification of a tooth space error of the transmission mechanism is avoided through circumferential driving and movement precision can be guaranteed very well; and the left and right travelling wheels distributed at two sides of a working head can be always kept in the tangential line direction of the circumference through the adjustable rotating disk. Therefore, both roughness and flatness of the surface of a work-piece processed by the big rotating disk is guaranteed efficiently.
Description
Technical field
The present invention relates to field of machine tool equipment, especially a kind of traction drive mechanism that processes the rotary machine tool of big disk.
Background technology
In the ocean, engineering field such as oil, heavy-duty machinery; For example need superhuge disc-like workpiece in the structures such as hauling rope, coastal waters floating structure, radiotelescope and pressure vessel; The ring-type class surface of these workpiece all needs processing; To guarantee surface planarity and roughness, traditional lathe can't be processed at all, needs the special purpose machine tool of huge revolving class.The Chinese patent " CN201110202251.4---laser is from horizontal big disk finishing machine " of the applicant's application discloses a kind of around the rotating lathe of central point; The lathe other end is provided with milling unit head; Add man-hour, an end of milling unit head carries out Milling Process in the walking limit in the surface of the work top; Two cover road wheel mechanisms are installed in the frame both sides respectively; Thereby traction drive mechanism drives complete machine through variable-frequency motor ground-engaging wheel walking to be walked in that the workpiece anchor ring is up, and through the machining accuracy of road wheel height adjustment mechanism with laser detector assurance surface of the work.But there is following problem in original structure: (1) road wheel mechanism adopts variable-frequency motor to drive, and can not accurately guarantee the synchronous walking speed of two cover road wheels; (2) motor is exported the axis of direct ground-engaging wheel, because there is backlash in the gear of transmission system, thereby the error effect of backlash is very big when directly rotating is regulated, and causes error very big; (3) when the workpiece of processing different-diameter, be distributed in the frame both sides about two cover road wheels can't suit the tangent line of circumference well, take place to reverse by force when therefore causing the directive wheel revolution, be unfavorable for the life-span of directive wheel, also scraping damage surface of the work easily.There is very high processing request on the surface of big disk workpiece, the disadvantages affect of above-mentioned traction drive mechanism the surface planarity and the roughness of workpiece to be machined.
Summary of the invention
The applicant adopts variable-frequency motor to drive to above-mentioned existing traction drive mechanism; Four shortcomings such as the road wheel linear velocity is inconsistent, error is big, directive wheel is dumb; A kind of traction drive mechanism of rotary machine tool rational in infrastructure is provided; Its good rigidly, regulate easy to operately, be convenient to safety and stability and drive the complete machine walking, thereby fully improved workpiece milling surface roughness and flatness.
The technical scheme that the present invention adopted is following:
A kind of traction drive mechanism of rotary machine tool; Be installed in the left and right sides of working head frame respectively through mount pad; Mount pad articulates through connecting bearing pin and wheel carrier; Wheel carrier is provided with positive transport wheel and driven road wheel, and the Connection Block of mount pad is fixed on the rotating disc, and the rotating disc bottom is articulated on the wheel carrier through inner ring, connection bearing pin; On the output shaft of driven by servomotor reduction box pinion is set, sheathed and be fixed with bull gear on positive transport wheel periphery step surface, the engagement through pinion and bull gear drives the positive transport wheel rotation.
Beneficial effect of the present invention is following:
The present invention changes the variable-frequency motor of traction drive mechanism into servomotor reduction box deceleration, and high-precision servomotor can guarantee effectively that the linear velocity of four road wheels of two cover road wheel mechanisms is consistent; And, can not amplify the gash spacing error in the transmission mechanism through the circumference driving, can guarantee mobile accuracy well; Through can adjust rotating disc can guarantee to be distributed in the working head both sides about two cover road wheels remain at the tangential direction of circumference, thereby effectively guarantee the roughness and the flatness on traffic cycle processing work surface.
Description of drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is an A-A cutaway view among Fig. 1.
Fig. 3 is a B-B cutaway view among Fig. 1.
Among the figure: 1, reduction box; 2, servomotor; 3, servomotor case; 4, mount pad; 5, motor mounting plate; 6, pinion; 7, minor flaps; 8, gear house; 9, bull gear; 10, positive transport wheel; 11, pass through lid; 12, large cover; 13, wheel shaft; 14, wheel carrier; 15, bearing cap; 16, adjustment circle; 17, driven road wheel; 18, Connection Block; 19, connecting axle; 20, rotating disc; 21, connect bearing pin; 22, inner ring; 23, working head frame.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
Extremely shown in Figure 3 like Fig. 1; Traction drive of the present invention mechanism is provided with two covers; Be installed in the left and right sides of working head frame 23 respectively through mount pad 4, mount pad 4 articulates with wheel carrier 14 through connecting bearing pin 21, and wheel carrier 14 is provided with positive transport wheel 10 and driven road wheel 17.The wheel shaft 13 of road wheel is bearing on the wheel carrier 14 through bearings at both ends, utilizes adjustment circle 16 axially to adjust, and utilizes the flat key ground-engaging wheel, and wheel shaft 13 1 ends are equipped with bearing air cover 11 and large cover 12, and the other end is equipped with bearing cap 15.
As shown in Figure 2; The connecting axle 19 of mount pad 4 of the present invention is installed on the Connection Block 18; Connection Block 18 is installed on the rotating disc 20 through the outer-hexagonal bolt; Rotating disc 20 bottoms through inner ring 22, connect bearing pin 21 and be articulated on the wheel carrier 14, rotating disc 20 rotates the adjustment back and adopts bolts locking, therefore can guarantee to be distributed in the working head both sides about two cover road wheels remain at the tangential direction of circumference.
As shown in Figure 3, the present invention adopts and can pass through reduction box 1 deceleration rear drive positive transport wheel 10 by the accurate servomotor of controlling 2, and servomotor 2, reduction box 1 are installed on the wheel carrier 14 through motor mounting plate 5, and utilize servomotor case 3 to protect.Motor of the present invention output is direct ground-engaging wheel wheel shaft, but on reduction box 1 output shaft, pinion 6 is set, and is sheathed and be fixed with bull gear 9 on positive transport wheel 10, drives positive transport wheel 10 rotations through pinion 6 and being meshing with each other of bull gear 9.In order to prevent pinion 6 axial floats, minor flaps 7 is installed in pinion 6 axle heads through soket head cap screw.In order to protect operator's safety, there is gear house 8 pinion 6 outsides.The mode of this gears engaged has reduced the influence of the gash spacing error in the transmission mechanism to adjustment greatly.If directly adopt axle to drive, this error can be amplified to the periphery circumference so, and adopts circumference of the present invention to drive, and this error can not be exaggerated, and can guarantee the precision that moves well.
During real work; Servomotor 2 slows down through reduction box 1, passes to the pinion 6 on the output shaft with rotatablely moving, pinion 6 and bull gear 9 engagements that are installed on the positive transport wheel 10; Bull gear 9 passes through the key transmission with positive transport wheel 10, and driven road wheel 17 is followed rotation simultaneously.Mill in the boring machine turning course when swinging, utilization can be adjusted rotating disc 20 and road wheel lifting regulating mechanism, can guarantee to be distributed in the working head both sides about two cover road wheels remain at the tangential direction of circumference.
More than describing is to explanation of the present invention, is not to qualification of the present invention, and institute of the present invention restricted portion is referring to claim, and under the situation of spirit of the present invention, the present invention can do any type of modification.
Claims (1)
1. the traction drive mechanism of a rotary machine tool; Be installed in the left and right sides of working head frame (23) respectively through mount pad (4); Mount pad (4) articulates with wheel carrier (14) through connecting bearing pin (21); Wheel carrier (14) is provided with positive transport wheel (10) and driven road wheel (17); It is characterized in that: the Connection Block (18) of mount pad (4) is fixed on the rotating disc (20), and rotating disc (20) bottom is articulated on the wheel carrier (14) through inner ring (22), connection bearing pin (21); On the output shaft of servomotor (2) driving reduction box (1) pinion (6) is set; Sheathed and be fixed with bull gear (9) on positive transport wheel (10) periphery step surface, the engagement through pinion (6) and bull gear (9) drives positive transport wheel (10) rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102062889A CN102699735A (en) | 2012-06-21 | 2012-06-21 | Travelling wheel transmission mechanisms of rotary machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102062889A CN102699735A (en) | 2012-06-21 | 2012-06-21 | Travelling wheel transmission mechanisms of rotary machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102699735A true CN102699735A (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102062889A Pending CN102699735A (en) | 2012-06-21 | 2012-06-21 | Travelling wheel transmission mechanisms of rotary machine tool |
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| CN (1) | CN102699735A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2230677Y (en) * | 1995-05-13 | 1996-07-10 | 陈勇 | Universal wheel with carrier brake |
| CN1356251A (en) * | 2000-12-01 | 2002-07-03 | 弗兰茨普拉塞铁路机械工业股份有限公司 | Machinery for setting up contact cable and its job method |
| CN201136759Y (en) * | 2007-11-26 | 2008-10-22 | 华为技术有限公司 | Forklift |
| CN201922851U (en) * | 2011-01-28 | 2011-08-10 | 浙江诺力机械股份有限公司 | Adjusting shim and steering wheel connecting mechanism using same |
| CN102335821A (en) * | 2011-07-19 | 2012-02-01 | 无锡华联精工机械有限公司 | Laser self-leveling large-disc finishing machine |
| CN202668216U (en) * | 2012-06-21 | 2013-01-16 | 无锡华联精工机械有限公司 | Transmission mechanism of travelling wheel of rotary tool |
-
2012
- 2012-06-21 CN CN2012102062889A patent/CN102699735A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2230677Y (en) * | 1995-05-13 | 1996-07-10 | 陈勇 | Universal wheel with carrier brake |
| CN1356251A (en) * | 2000-12-01 | 2002-07-03 | 弗兰茨普拉塞铁路机械工业股份有限公司 | Machinery for setting up contact cable and its job method |
| CN201136759Y (en) * | 2007-11-26 | 2008-10-22 | 华为技术有限公司 | Forklift |
| CN201922851U (en) * | 2011-01-28 | 2011-08-10 | 浙江诺力机械股份有限公司 | Adjusting shim and steering wheel connecting mechanism using same |
| CN102335821A (en) * | 2011-07-19 | 2012-02-01 | 无锡华联精工机械有限公司 | Laser self-leveling large-disc finishing machine |
| CN202668216U (en) * | 2012-06-21 | 2013-01-16 | 无锡华联精工机械有限公司 | Transmission mechanism of travelling wheel of rotary tool |
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Application publication date: 20121003 |