CN107457574B - A kind of pulley type amplitude stepless adjusting shake table - Google Patents
A kind of pulley type amplitude stepless adjusting shake table Download PDFInfo
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- CN107457574B CN107457574B CN201710637764.5A CN201710637764A CN107457574B CN 107457574 B CN107457574 B CN 107457574B CN 201710637764 A CN201710637764 A CN 201710637764A CN 107457574 B CN107457574 B CN 107457574B
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- splined shaft
- sleeve
- amplitude modulation
- shaft
- cabinet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/03—Stationary work or tool supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/10—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy
- B06B1/12—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy operating with systems involving reciprocating masses
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- Transmission Devices (AREA)
Abstract
The present invention provides a kind of pulley type amplitude stepless adjusting shake table, including cabinet, shaking table, vibrating shaft, amplitude modulation mechanism, driving splined shaft, shifting fork mechanism, splined shaft and camshaft；Placement driving splined shaft is symmetrically arranged at left and right sides of the cabinet, splined shaft, the aperture of camshaft, top is equipped with the aperture for placing vibrating shaft, the driving splined shaft, splined shaft, camshaft is connected by the ball bearing at both ends with cabinet, and it is fixed using outer end cap in two sides, the amplitude modulation mechanism includes amplitude modulation sleeve and roller slot sleeve, the amplitude modulation sleeve covers at the middle part of driving splined shaft, the roller slot sleeve covers on amplitude modulation sleeve, the shifting fork mechanism includes the prominent bearing of inner ring, shift fork and inner end cap, the present invention is adjusted by horizontal position of the shifting fork mechanism to amplitude modulation sleeve, and then realize the step-less adjustment of shake table amplitude, shake table is set to select different amplitudes according to different materials, structure is simple, it is easy to operate, be conducive to the processing of material.
Description
Technical field
The present invention relates to technical fields of mechanical processing, adjust shake table more particularly to a kind of pulley type amplitude stepless.
Background technique
Currently, the hole machined of hard brittle material mostly uses greatly traditional machining process, but when rapidoprint, can exist than
Such as the problems such as processing temperature, low efficiency.
Mainly solve the problems, such as the hole machined of difficult-to-machine material by the way of vibration machining both at home and abroad at present.Vibration machining
Technology is that low frequency or the ultrasonic vibration of one or more different directions are added on tool, and make traditional processing continuously contacts with processing
Become interruption, moment, reciprocal makes discontinuous contact processing.The core technology of vibration machining is vibrator, vibration power supply.Vibration machining
System can be made special machine bed, machine tool accessories formula, machining center formula.
Mechanical vibration is due to its stability and low cost, using relatively conventional since the motion mode mechanically vibrated is
It is realized by up and down motion of the idler wheel in the slot rolling of roller slot sleeve, but existing roller is generally after completing, only
Several fixed roller slots, corresponding realize concentrate discontinuous amplitude to adjust.Machined parameters in vibration machining, especially amplitude ginseng
Number is not easy to adjust, especially the step-less adjustment of amplitude, limits the development of mechanical vibration device, hinders machine to a certain extent
The further genralrlization of tool drilling processing technology.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the present invention provides a kind of pulley type amplitude stepless to adjust shake table,
It is adjusted by horizontal position of the shifting fork mechanism to amplitude modulation sleeve, and then realizes the step-less adjustment of shake table amplitude, make to vibrate
Platform can select different amplitudes according to different materials, and structure is simple, novel, easy to operate, be conducive to the processing of material, and
It is low in cost.
The technical scheme adopted by the invention is that: a kind of pulley type amplitude stepless adjusting shake table, including cabinet, vibration work
Make platform, vibrating shaft, amplitude modulation mechanism, driving splined shaft, shifting fork mechanism, splined shaft and camshaft；
The cabinet is horizontal positioned on the ground, and the left and right sides is symmetrically arranged with placement driving splined shaft, splined shaft and cam
The aperture of axis, top are equipped with the aperture for placing vibrating shaft, and driving splined shaft, splined shaft and the camshaft pass through both ends respectively
In the corresponding aperture for being mounted on cabinet two sides of ball bearing, and it is fixed using outer end cap outside two side opening, and
One end of driving splined shaft is equipped with the belt pulley being screwed, and the vibrating shaft is connected by linear bearing with cabinet, shakes
The top of moving axis is placed with shaking table, and the bottom end of vibrating shaft and idler wheel are rotatablely connected, one end of the linear bearing and case
Body connection, the other end are placed in cabinet and are placed in the intracorporal part of case equipped with return elastic construction；
The amplitude modulation mechanism includes amplitude modulation sleeve and roller slot sleeve, and the amplitude modulation sleeve covers at the middle part of driving splined shaft,
The roller slot sleeve covers on amplitude modulation sleeve, and idler wheel is placed in the slot rolling of roller slot cartridge exterior, can the free movement in slot rolling；
The shifting fork mechanism includes the prominent bearing of inner ring, shift fork and inner end cap, and the prominent bearing holder (housing, cover) of the inner ring is spent in driving
On key axis, and amplitude modulation sleeve is blocked in the prominent side of inner ring, and periphery is cased with shift fork, it is fixed by inner end cap, shift fork
Tail end and cam axis connection.
In above scheme, the amplitude modulation sleeve is oblique circular cylinder, and is clearance fit with driving splined shaft, and amplitude modulation sleeve can be with
It is moved on driving splined shaft under the promotion of shifting fork mechanism, realizes the electrodeless adjustment of Oscillation Amplitude.
In above scheme, the centre bore axis of the roller slot sleeve is parallel with the bus of amplitude modulation sleeve, and periphery
Equipped with the slot rolling for placing idler wheel, when amplitude modulation sleeve moves left and right, the variation of roller slot sleeve eccentricity can be realized, generate different
Eccentricity, realize different amplitudes, range value is twice of eccentricity.
In above scheme, the shift fork front end be annular shape, axle center be place splined shaft through-hole, tail end be it is cylindric,
Tail end is placed in the groove of camshaft, and shift fork is moved with the rotation of camshaft.
In above scheme, the inner end cap is multi-diameter shaft, and axle center is equipped with the through-hole that driving splined shaft passes through, and ladder axle sleeve exists
It drives on splined shaft, multi-diameter shaft includes small axis and big axis, and the diameter of small axis is less than the diameter of big axis, and the small axis of multi-diameter shaft withstands on interior
The side of prominent bearing is enclosed, the axle journal of the big axis of multi-diameter shaft is equipped with bolt hole, is fixedly connected by bolt with shift fork, realizes plug
Mechanism is in close contact always with amplitude modulation sleeve, prevents amplitude modulation sleeve along axial float, the stabilization after guaranteeing amplitude adjusted.
In above scheme, one end of the linear bearing is fixedly connected by screw with cabinet.
In above scheme, it is return bullet that the linear bearing, which is placed in the return elastic construction being cased with outside the intracorporal part of case,
Spring.
In above scheme, the bottom end of the vibrating shaft is connected by fixed pin with the roller bearing in idler wheel.
Compared with prior art, the beneficial effects of the present invention are:
1. the present invention passes through the cooperation of roller slot sleeve and amplitude modulation sleeve, it is equivalent to and eccentric wheel is separated into two sleeves, adjusts
The horizontal position of amplitude modulation sleeve, roller slot sleeve and amplitude modulation sleeve relative motion are saved, different eccentricities can be generated, and then realize machine
The step-less adjustment of tool formula vibration device amplitude allows shake table to select different amplitudes, and structure letter according to different materials
It is single, it is easy to operate, be conducive to the processing of material.
2. the present invention reduces the friction between shift fork and amplitude modulation sleeve, to improve by the prominent bearing of installation inner ring
Transmission efficiency.
Detailed description of the invention
Fig. 1 is the generally longitudinally cross-sectional view of an embodiment of the present invention；
Fig. 2 is the whole transverse sectional view of an embodiment of the present invention；
Fig. 3 is the whole side view of an embodiment of the present invention；
Fig. 4 is the amplitude modulation mechanism cross-sectional view of an embodiment of the present invention；
Fig. 5 is the main view of the shift fork of an embodiment of the present invention；
Fig. 6 is the top view of the shift fork of an embodiment of the present invention.
In figure: 1-shaking table, 2-vibrating shafts, 3-linear bearings, 4-return springs, 5-idler wheels, 6-idler wheels
Bearing, 7-fixed pins, 8-roller slot sleeves, 9-amplitude modulation sleeves, 10-driving splined shafts, the prominent bearing of 11-inner rings, 12-dial
Fork, 13-inner end caps, 14-screws, 15-cabinets, 16-ball bearings, 17-outer end caps, 18-belt pulleys, 19-splines
Axis, 20-camshafts.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and detailed description, but protection scope of the present invention
It is not limited to this.
Fig. 1-3 show a kind of embodiment that pulley type amplitude stepless of the present invention adjusts shake table, the roller
Formula amplitude stepless adjust shake table, including cabinet 15, shaking table 1, vibrating shaft 2, amplitude modulation mechanism, driving splined shaft 10, dial
Pitch mechanism, splined shaft 19 and camshaft 20.
The cabinet 15 is horizontal positioned on the ground, and the left and right sides is symmetrically arranged with placement driving splined shaft 10, splined shaft 19
With the aperture of camshaft 20, top is equipped with the aperture for placing vibrating shaft 2, the driving splined shaft 10, splined shaft 19 and camshaft
20 pass through respectively in the corresponding aperture for being mounted on 15 two sides of cabinet of ball bearing 16 at both ends, and using outer outside two side opening
It is fixed in end cap 17, and drives one end of splined shaft 10 that the belt pulley 18 being screwed, the vibrating shaft 2 are housed
It is connected by linear bearing 3 with cabinet 15, the top of vibrating shaft 2 is placed with shaking table 1, and the bottom end of vibrating shaft 2 passes through solid
Rationed marketing 7 is connected with the roller bearing 6 in idler wheel 5, and one end of the linear bearing 3 is fixedly connected by screw 14 with cabinet 15,
The other end is placed in cabinet 15, and return spring 4 is cased with outside the part being placed in cabinet 15.
As shown in figure 4, the amplitude modulation mechanism includes amplitude modulation sleeve 9 and roller slot sleeve 8,9 sets of the amplitude modulation sleeve is being driven
The middle part of splined shaft 10, described 8 sets of roller slot sleeve on amplitude modulation sleeve 9, idler wheel 5 is placed in the slot rolling outside roller slot sleeve 8, and
It is moved freely in slot rolling.
As it can be seen in figures 5 and 6, the shifting fork mechanism includes the prominent bearing 11 of inner ring, shift fork 12 and inner end cap 13, the inner ring
11 sets of prominent bearing is on driving splined shaft 10, and amplitude modulation sleeve 9 is blocked in the prominent side of inner ring, and periphery is cased with shift fork 12, leads to
Inner end cap 13 is crossed it is fixed.
The amplitude modulation sleeve 9 is oblique circular cylinder, and is clearance fit with driving splined shaft 10, and amplitude modulation sleeve 9 can be in shift fork
It is moved on driving splined shaft 10 under the promotion of mechanism.
The centre bore axis of the roller slot sleeve 8 is parallel with the bus of amplitude modulation sleeve 9, and being equipped with for periphery places rolling
The slot rolling of wheel 5.
The protrusion diameter of the prominent bearing 11 of the inner ring is greater than the center-hole diameter of amplitude modulation sleeve 9.
12 front end of shift fork be annular shape, axle center be equipped with for place splined shaft 19 through-hole, tail end be it is cylindric, it is described
Tail end is placed in the groove of camshaft 20.
The inner end cap 13 is multi-diameter shaft, and centre is equipped with the through-hole that driving splined shaft 10 passes through, and ladder axle sleeve is spent in driving
On key axis 10, small axis withstands on the side of the prominent bearing 11 of inner ring, and the axle journal of big axis is equipped with bolt hole, solid by bolt and shift fork 12
Fixed connection.
The working principle of the invention:
When shake table is in running order, at this time motor drive belt pulley 18 rotate, and then make drive splined shaft 10 with
And amplitude modulation mechanism rotates, idler wheel 5, with the eccentric motion of roller slot sleeve 8, moves up and down in slot rolling, to drive vibration
Moving axis 2 and shaking table 1 vibrate.
When needing the vibration amplitude to shake table to make adjustment, rotation cam axis 20 is placed in 20 track of camshaft
12 tail end of shift fork moves under the rotation of camshaft 20 along its track, by the fixation of the prominent bearing 11 of inner ring, and then drives
Amplitude modulation sleeve 9 moves horizontally, and roller slot sleeve 8 can not be moved left and right due to the limitation of idler wheel 5, when amplitude modulation sleeve 9 is mobile, with
Roller slot sleeve 8 relatively moves, and is equivalent to and forms different eccentric wheel mechanisms, to realize the step-less adjustment of shake table amplitude.
The series of detailed descriptions listed above are illustrated only for possible embodiments of the invention,
The protection scope that they are not intended to limit the invention, it is all without departing from equivalent embodiment made by technical spirit of the present invention or change
It should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of pulley type amplitude stepless adjusts shake table, which is characterized in that including cabinet (15), shaking table (1), vibration
Axis (2), amplitude modulation mechanism, driving splined shaft (10), shifting fork mechanism, splined shaft (19) and camshaft (20)；
It is symmetrically arranged at left and right sides of the cabinet (15) and places driving splined shaft (10), splined shaft (19) and camshaft (20) are opened
Hole, top are equipped with the aperture for placing vibrating shaft (2), and the driving splined shaft (10), splined shaft (19) and camshaft (20) are respectively
By in the corresponding aperture for being mounted on cabinet (15) two sides of the ball bearing (16) at both ends, and pass through respectively outside two side opening
Outer end cap (17) is fixed, and drives the one end of splined shaft (10) that belt pulley (18) are housed, and the vibrating shaft (2) passes through straight line
Bearing (3) is connected with cabinet (15), and the top of vibrating shaft (2) is equipped with shaking table (1), the bottom end of vibrating shaft (2) and idler wheel
(5) it is rotatablely connected, one end of the linear bearing (3) is connect with cabinet (15), and the other end is placed in cabinet (15) and is placed in case
Part in body (15) is equipped with return elastic construction；
The amplitude modulation mechanism includes amplitude modulation sleeve (9) and roller slot sleeve (8), and the amplitude modulation sleeve (9) covers in driving splined shaft
(10) middle part, the roller slot sleeve (8) cover on amplitude modulation sleeve (9), and idler wheel (5) is located at the external roller slot of roller slot sleeve (8)
It is interior, can the free movement in roller slot；
The shifting fork mechanism includes inner ring prominent bearing (11), shift fork (12) and inner end cap (13), the prominent bearing of the inner ring
(11) it covers in driving splined shaft (10), and the prominent side of inner ring is in contact with amplitude modulation sleeve (9), periphery is cased with shift fork
(12), it and by inner end cap (13) is fixed, the tail end of shift fork (12) is connect with camshaft (20).
2. a kind of pulley type amplitude stepless according to claim 1 adjusts shake table, which is characterized in that the amplitude modulation sleeve
(9) be oblique circular cylinder, and with driving splined shaft (10) be clearance fit, amplitude modulation sleeve (9) can under the promotion of shifting fork mechanism
It is moved in driving splined shaft (10).
3. a kind of pulley type amplitude stepless according to claim 1 adjusts shake table, which is characterized in that the roller slot sleeve
(8) centre bore axis is parallel with the bus of amplitude modulation sleeve (9), and the slot rolling for being equipped with placement idler wheel (5) of periphery.
4. a kind of pulley type amplitude stepless according to claim 1 adjusts shake table, which is characterized in that the shift fork (12)
Front end be annular shape, axle center be equipped with for place splined shaft (19) through-hole, tail end be it is cylindric, the tail end is placed in camshaft
(20) in groove.
5. a kind of pulley type amplitude stepless according to claim 1 adjusts shake table, which is characterized in that the inner end cap
It (13) is multi-diameter shaft, centre is equipped with the through-hole that driving splined shaft (10) passes through, and ladder axle sleeve is in driving splined shaft (10), ladder
The small axis of axis withstands on the side of inner ring prominent bearing (11), and the axle journal of the big axis of multi-diameter shaft is equipped with bolt hole, by bolt and dials
Fork (12) is fixedly connected.
6. a kind of pulley type amplitude stepless according to claim 1 adjusts shake table, which is characterized in that the linear bearing
(3) one end is fixedly connected by screw (14) with cabinet (15).
7. a kind of pulley type amplitude stepless according to claim 1 or 6 adjusts shake table, which is characterized in that the straight line
The return elastic construction being cased with outside the part that bearing (3) is placed in cabinet (15) is return spring (4).
8. a kind of pulley type amplitude stepless according to claim 1 adjusts shake table, which is characterized in that the vibrating shaft
(2) bottom end is connected by fixed pin (7) with the roller bearing (6) in idler wheel (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710637764.5A CN107457574B (en) | 2017-07-31 | 2017-07-31 | A kind of pulley type amplitude stepless adjusting shake table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710637764.5A CN107457574B (en) | 2017-07-31 | 2017-07-31 | A kind of pulley type amplitude stepless adjusting shake table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107457574A CN107457574A (en) | 2017-12-12 |
| CN107457574B true CN107457574B (en) | 2019-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710637764.5A Active CN107457574B (en) | 2017-07-31 | 2017-07-31 | A kind of pulley type amplitude stepless adjusting shake table |
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| CN (1) | CN107457574B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987341B (en) * | 2019-12-16 | 2021-03-16 | 中国矿业大学 | Horizontal one-way vibration table with adjustable amplitude and frequency |
| CN111761084B (en) * | 2020-04-26 | 2021-08-06 | 上海工程技术大学 | Eccentric wheel vibration drilling machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1240909C (en) * | 2001-09-07 | 2006-02-08 | 孙祖望 | Combined vibrationg roller with adjustable stepless amplitudes of vibration |
| CN2749925Y (en) * | 2004-05-28 | 2006-01-04 | 福州大学 | Striking mechanism of road roller with stepless adjustable vibration mode |
| JP4109700B2 (en) * | 2006-10-27 | 2008-07-02 | 酒井重工業株式会社 | Vibration tire roller |
| CN201586625U (en) * | 2009-12-10 | 2010-09-22 | 贵阳铝镁设计研究院 | Amplitude modulation structure of mechanical vibration device |
| CN206185189U (en) * | 2016-11-01 | 2017-05-24 | 河南理工大学 | Roller formula low frequency vibration drilling workstation |
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- 2017-07-31 CN CN201710637764.5A patent/CN107457574B/en active Active
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| CN107457574A (en) | 2017-12-12 |
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Effective date of registration: 20191227 Address after: 472000 room 206, building B, shuangchuangyuan, dizhu Road, development zone, Sanmenxia City, Henan Province Patentee after: Henan gangzhiyun automation equipment Technology Co., Ltd Address before: Zhenjiang City, Jiangsu Province, 212013 Jingkou District Road No. 301 Patentee before: jiangsu university |
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Effective date of registration: 20200925 Address after: 472000 east section of Weiliu Road, Sanmenxia Industrial Park, Henan Province Patentee after: SANMENXIA ZHONGYUAN PRECISION Co.,Ltd. Address before: 472000 room 206, building B, shuangchuangyuan, dizhu Road, development zone, Sanmenxia City, Henan Province Patentee before: Henan gangzhiyun automation equipment Technology Co.,Ltd. |