CN101885154B - Automatic rotary locking air-flotation workbench of axle grinder - Google Patents
Automatic rotary locking air-flotation workbench of axle grinder Download PDFInfo
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- CN101885154B CN101885154B CN 201010238949 CN201010238949A CN101885154B CN 101885154 B CN101885154 B CN 101885154B CN 201010238949 CN201010238949 CN 201010238949 CN 201010238949 A CN201010238949 A CN 201010238949A CN 101885154 B CN101885154 B CN 101885154B
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Abstract
The invention belongs to the technical field of machinery, in particular relates to an automatic rotary locking air-flotation workbench of an axle grinder. The rotary locking air-flotation workbench specifically comprises a table surface servo automatic conicity-adjusting mechanism, four table surface locking mechanisms and a pneumatic device, wherein the table surface servo automatic conicity-adjusting mechanism is connected with an eccentric shaft through a servo motor so as to automatically adjust the conicity of the workbench; the table surface locking mechanisms are four hydraulic disc spring energy storage clamps, arranged at two ends of the table surface of the workbench and are used for finishing the locking and loosening action of the table surface; and the pneumatic device comprises six paths of air floatation points respectively arranged at the lateral sides of the workbench, and the friction between the upper table surface and the lower table surface is reduced by carrying out air flushing on the pneumatic device. When the automatic rotary locking air-flotation workbench is used for grinding axle-like parts, the grinding of excircles at two ends is finished just by once clamping, therefore, the time for turning and adjusting upper and lower workpiece is shortened, and the machining production of parts is greatly improved.
Description
Technical field
The invention belongs to field of mechanical technique, be specifically related to a kind of automatic rotary locking air-flotation workbench of axle grinder.
Background technology
Continuous development along with the grinding machine manufacturing technology; The continuous progress of numerical control electronic technology; And the continuous lifting of processing parts precision and production efficiency; It is increasingly automated to require numerically control grinder to possess, and high level of accuracy and high production rate become a kind of trend of domestic and international numerically control grinder, to satisfy the specification requirement of the part processing that constantly promotes.And whether can have the automatic slew gear of high-precision workbench in the axletree special purpose grinder is one of the whole axle grinder machining accuracy of influence and the principal element of enhancing productivity.The sensitivity height of workbench trace revolution cone adjusting; The accuracy of rotary table location and the stability in the grinding process; All influence the numerical control axle grinder greatly to the axletree part processing precision; And can influence realize the clamping axletree No. one time, and need not reverse end for end can automatic grinding axletree two ends wheel seat and dust guard seat cylindrical, thereby improves the production efficiency of part processing.Since the not cylindricity of the cylindrical of axletree two wheel seat and dust guard seat big end and little extreme direction just opposite, need unclamp table top before the grinding machine axletree class part, the adjustment workbench in the past; Make it have certain taper to guarantee the requirement of this cylindricity, and then compress following table with pressing plate and carry out grinding, grind one after; Unload part; Tune repeats said process adjustment workbench, accomplishes the cylindricalo grinding of other end.Adjustment bothers, and precision need be regulated the table top tapering through the artificial table of beating, and the grinding axletree needs twice clamping at every turn, and the lifting workpiece time is long, influences the production efficiency of processing parts.
Thereby the table mechanism that needs a kind of automatic revolution, auto lock is accomplished the grinding of a clamping axletree completion two ends cylindrical and is guaranteed machining accuracy, thereby improves the production efficiency of grinding axletree class part.
Summary of the invention
The object of the present invention is to provide a kind of clamping axletree of can realizing No. a time, need not reverse end for end to get final product automatic grinding axletree two ends wheel seat and dust guard seat cylindrical, thereby improve the axle grinder automatic revolving table of working (machining) efficiency.
Axle grinder automatic revolving table provided by the invention comprises: the servo automatic cone adjusting of table top mechanism, four table top retaining mechanisms and a pneumatic means; Wherein:
The servo automatic cone adjusting of described table top mechanism connects eccentric shaft adjustment workbench tapering automatically through servomotor; Described table top retaining mechanism is four hydraulic disk spring energy storage folders, is arranged at the table surface two ends, accomplishes the locking of table top automatically and unclamps action; Described pneumatic means is made up of 6 tunnel air supporting points; Be arranged at the lower table side respectively; Pore is opened in the lower table upper surface, through to the pneumatic means qi of chong channel ascending adversely, the upper table table top is floated; Servomotor reduces the friction between upper table surface and the following table, so that can rotate this heavy machine tool table surface easily.
The servo automatic cone adjusting of table top mechanism is positioned at the workbench left side; Four table top retaining mechanisms are divided into two covers, lay respectively at the workbench two ends; Pneumatic means is made up of 6 tunnel air supporting points, is positioned at lower table the place ahead.
Described servo automatic cone adjusting mechanism is by servomotor 1, the body shell 2 of cone adjusting mechanism, and angular contact ball bearing 3, shaft coupling 4, eccentric shaft 5, Connection Block 6, needle bearing 7, base 8 compositions such as grade are seen shown in Figure 1.Servomotor 1 connects with eccentric shaft 5 upper ends through shaft coupling 4, and drives its rotation, and eccentric shaft 5 middle parts place angular contact ball bearing 3, and eccentric shaft 5 lower end eccentric segments cooperate with base 8, and base 8 is fixed in lower table 17; Eccentric shaft 5 and needle bearing 7 close-fitting Connection Blocks 6, Connection Block 6 is fixed in upper table 16, and is connected with cone adjusting mechanism body shell 2.
Mechanism is in rotary course, and the bottom of mechanism is connected in lower table 17, and is fixed; And eccentric shaft 5 and needle bearing 7 close-fitting Connection Blocks 6, Connection Block 6 is fixed in upper table 16 again and is connected with cone adjusting mechanism body shell 2, so Connection Block 6 lead agency tops with upper table 16 rotations, thereby reach the effect of automatic micro-cone adjusting.
Described table top retaining mechanism encloses 9 by filling out, cylinder body gland 10, and locking nut 11, gland 12, disk spring 13, cylinder body 14, spacer ring 15, axle 18 compositions such as grade are seen shown in Figure 2.This mechanism is fixedly connected with lower table 17 through bottom thread by axle 18, and this axle passes upper table 16, and possesses the gap with upper table surface, so as table top when rotating upper table 16 with axle 18 generation interference; Cylinder body 14 places on the upper table 16, fills out circle 9, and spacer ring 15 is located at cylinder body 14 inside, as seal; Being cylinder body gland 10 above the cylinder body 14, is disk spring 13, gland 12, locking nut 11 successively above the cylinder body gland 10.When oil gets in the gap of cylinder body gland 10 and spacer ring 15 through cylinder body; Because spacer ring 15 is withstood by the step surface of axle 18; And spacer ring 9 leaves the gap value that cylinder body moves upward with spacer ring 15, so make after oil is squeezed into that cylinder body gland 10 can move upward together with cylinder body 14.The locking nut 11 on mechanism top, gland 12, disk spring 13, thus be to be used for before oil is not squeezed into cylinder body rotation compression disk spring 13 through gland 12 power is passed to upper table surface through cylinder body 14 to play the effect that compresses table top.And after oil is squeezed into mechanism, mechanism is upwards lifted unclamp table top thereby cylinder body 14 overcomes the energy storage of disk spring 13 together with cylinder body gland 10.
Said pneumatic means C has six admissions, floats upper table from the lower table air inlet, thereby reduces the friction in upper and lower workbench rotation cone adjusting process.
The present invention is primarily aimed at axletree class part two to the not cylindricity of wheel seat and dust guard seat cylindrical and for along the coning angle situation; Drive the eccentric shaft draw top through the table top servomotor; Make table top can clockwise or be rotated counterclockwise micro-angle, to realize of the requirement of workpiece two along awl; And compress table top after utilizing the butterfly spring energy storage to be clipped in adjustment table top angle, when Table top able to be rotated, by the hydraulic brace disk spring; Unclamp table top; Upper table surface is separated with following table, and, reduce the friction of upper table and lower table rotation through air cavity inflation to the pneumatic means between upper table and lower table; Thereby make table top turn round automatically; This axletree class part of grinding only needs a grinding that clamping is accomplished two cylindrical, has reduced the time of lifting workpiece tune and adjustment, has improved the production efficiency of part processing greatly.
Description of drawings
Fig. 1 is servo cone adjusting structure of table top of the present invention and table top retaining mechanism cutaway view.
Fig. 2 is a table top general structure sketch map side view of the present invention.
Fig. 3 is a table top general structure sketch map vertical view of the present invention.
Label among the figure: 1 is servomotor, and 2 is the body shell, and 3 is angular contact ball bearing, and 4 is shaft coupling, and 5 is eccentric shaft; 6 is Connection Block, and 7 is needle bearing, and 8 is base, and 9 is spacer ring, and 10 is the cylinder body gland; 11 is locking nut, and 12 is gland, and 13 is disk spring, and 14 is cylinder body; 15 is cylinder body, and 16 is upper table, and 17 is lower table, and 18 is axle.The servo automatic cone adjusting of A table top mechanism, B table top retaining mechanism, C pneumatic means.
The specific embodiment
Be further described the present invention is novel below in conjunction with accompanying drawing and embodiment.
Like Fig. 1, shown in Figure 2, the automatic rotary locking air-flotation workbench system comprises the servo automatic cone adjusting A of mechanism of cover and a quadruplet table top retaining mechanism B and a pneumatic means C (six tunnel air supportings point) etc.
In Fig. 1, servo automatic cone adjusting mechanism is by servomotor 1, the body shell 2 of cone adjusting mechanism, angular contact ball bearing 3, shaft coupling 4, eccentric shaft 5, Connection Block 6, needle bearing 7, base 8 compositions such as grade.
This mechanism bottom is to be fixedly connected on lower table 17 through base 8; Its center opening square hole cooperates with eccentric shaft 5; Eccentric shaft 5 is packed in the square hole of opening in the base 8; And two planes and eccentric shaft 5 matched in clearance that are parallel to workbench in the assurance square hole, and in addition the two sides guarantees and does not contact during eccentric shaft 5 rotates.Guarantee to have only in eccentric shaft 5 rotary courses both direction to produce relative displacement like this.This mechanism top is to be connected with eccentric shaft 5 through shaft coupling 4 by servomotor 1 to drive its rotation.Because eccentric shaft 5 lower end eccentric segments cooperate with base 8; And base 8 is fixed in lower table 17; So mechanism is in rotary course, it is fixed that the bottom connects lower table 17, and eccentric shaft 5 and needle bearing 7 close-fitting Connection Blocks 6; Connection Block 6 is fixed in upper table 16 and is connected with cone adjusting mechanism body shell 2, causes Connection Block 6 lead agency tops to be rotated with upper table 16.Thereby reach the effect of automatic micro-cone adjusting.
The table top retaining mechanism is by spacer ring 9 in Fig. 1, cylinder body gland 10, locking nut 11, locking nut, gland 12, disk spring 13, cylinder body 14, spacer ring 15, axle 18 compositions such as grade.
This mechanism is fixedly connected with following table 17 through bottom thread by axle 18; And this axle during through upper table surface and upper table surface possess the gap; So that upper table surface 16 can not produce with axle 18 and interfere during the table top rotation; Cylinder body 14 places on the upper table surface 16, and it is inner through spacer ring 9, spacer ring 15 and organize seal more and form.When oil gets in the gap of cylinder body gland 10 and spacer ring 15 through cylinder body; Because spacer ring 15 is withstood by the step surface of axle 18; And spacer ring 9 leaves the gap value that cylinder body moves upward with spacer ring 15, so make after oil is squeezed into that cylinder body gland 10 can move upward together with cylinder body 14.The locking nut 11 on mechanism top, gland 12, disk spring 13, thus be to be used for before oil is not squeezed into cylinder body rotation compression disk spring 13 through gland 12 power is passed to upper table surface through cylinder body 14 to play the effect that compresses table top.And after oil is squeezed into mechanism, mechanism is upwards lifted unclamp table top thereby cylinder body 14 overcomes the energy storage of disk spring 13 together with cylinder body gland 10.
Can know by Fig. 2 and Fig. 3; The two cover table top retaining mechanism B that this table top mechanism is provided with respectively through two; Locking plays upper and lower table top with pine, and pneumatic means C has six admissions to float upper table surface from the following table air inlet, thereby reduces the friction in upper and lower table top rotation cone adjusting process; Adjust the table top tapering one of table top through the automatic servo cone adjusting A of mechanism, accomplish grinding axletree class part.
Claims (2)
1. automatic rotary locking air-flotation workbench of axle grinder is characterized in that comprising: the servo automatic cone adjusting of table top mechanism, four table top retaining mechanisms and a pneumatic means; Wherein:
The servo automatic cone adjusting of described table top mechanism is positioned at the workbench left side, connects eccentric shaft adjustment workbench tapering automatically through servomotor; Described table top retaining mechanism is four hydraulic disk spring energy storage folders, is arranged at the table surface two ends respectively, accomplishes the locking of table top and unclamps action; Described pneumatic means is made up of 6 tunnel air supporting points; Be arranged at lower table table top side respectively; Pore is opened in the lower table upper surface, through to the pneumatic means qi of chong channel ascending adversely, the upper table table top is floated; Servomotor reduces the friction between upper table surface and the following table, so that can rotate this heavy machine tool upper table table top easily;
Described servo automatic cone adjusting mechanism is made up of body shell (2), angular contact ball bearing (3), shaft coupling (4), eccentric shaft (5), Connection Block (6), needle bearing (7) and the base (8) of servomotor (1), cone adjusting mechanism; Wherein, Servomotor (1) connects with eccentric shaft (5) upper end through shaft coupling (4), and drives its rotation, and eccentric shaft (5) middle part places angular contact ball bearing (3); Eccentric shaft (5) lower end eccentric segment cooperates with base (8), and base (8) is fixed on the lower table (17); Eccentric shaft (5) and needle bearing (7) close-fitting Connection Block (6), Connection Block (6) is fixed on the upper table (16), and is connected with cone adjusting mechanism body shell (2).
2. automatic rotary locking air-flotation workbench of axle grinder according to claim 1 is characterized in that described table top retaining mechanism is by filling out circle (9), cylinder body gland (10), locking nut (11), gland (12), disk spring (13), cylinder body (14), spacer ring (15) and axle (18) is formed; This mechanism is fixedly connected with lower table (17) through bottom thread by axle (18), and this axle passes upper table (16), and possesses the gap with upper table surface; Cylinder body (14) places on the upper table (16), fills out circle (9) and spacer ring (15) and is located at cylinder body (14) inside, as seal; Being cylinder body gland (10) above the cylinder body (14), is disk spring (13), gland (12), locking nut (11) successively above the cylinder body gland (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010238949 CN101885154B (en) | 2010-07-28 | 2010-07-28 | Automatic rotary locking air-flotation workbench of axle grinder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010238949 CN101885154B (en) | 2010-07-28 | 2010-07-28 | Automatic rotary locking air-flotation workbench of axle grinder |
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| Publication Number | Publication Date |
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| CN101885154A CN101885154A (en) | 2010-11-17 |
| CN101885154B true CN101885154B (en) | 2012-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010238949 Active CN101885154B (en) | 2010-07-28 | 2010-07-28 | Automatic rotary locking air-flotation workbench of axle grinder |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105171443A (en) * | 2015-09-16 | 2015-12-23 | 山东永华机械有限公司 | Rotary working table tight braking device of numerical control machine tool |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2124790U (en) * | 1992-05-14 | 1992-12-16 | 四平市机床附件科技研究所 | Multi-funciton rotating table |
| CN2174289Y (en) * | 1993-04-30 | 1994-08-17 | 四平市机床附件科技研究所 | Multi-purpose revolving working table |
| GB2448388A (en) * | 2006-12-28 | 2008-10-15 | Univ Tsinghua | Rotary scanner worktable |
| CN201783861U (en) * | 2010-07-28 | 2011-04-06 | 上海机床厂有限公司 | Automatic revolving locking air-float worktable of shaft grinding machine |
-
2010
- 2010-07-28 CN CN 201010238949 patent/CN101885154B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2124790U (en) * | 1992-05-14 | 1992-12-16 | 四平市机床附件科技研究所 | Multi-funciton rotating table |
| CN2174289Y (en) * | 1993-04-30 | 1994-08-17 | 四平市机床附件科技研究所 | Multi-purpose revolving working table |
| GB2448388A (en) * | 2006-12-28 | 2008-10-15 | Univ Tsinghua | Rotary scanner worktable |
| CN201783861U (en) * | 2010-07-28 | 2011-04-06 | 上海机床厂有限公司 | Automatic revolving locking air-float worktable of shaft grinding machine |
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| Publication number | Publication date |
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| CN101885154A (en) | 2010-11-17 |
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