CN108526635B - A kind of Electrolyzed Processing cam hydraulic formula vibration device - Google Patents
A kind of Electrolyzed Processing cam hydraulic formula vibration device Download PDFInfo
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- CN108526635B CN108526635B CN201810311278.9A CN201810311278A CN108526635B CN 108526635 B CN108526635 B CN 108526635B CN 201810311278 A CN201810311278 A CN 201810311278A CN 108526635 B CN108526635 B CN 108526635B
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- oil tank
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H11/00—Auxiliary apparatus or details, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
Abstract
The invention discloses a kind of Electrolyzed Processing cam hydraulic formula vibration devices, belong to vibrating mechanism field.Cam hydraulic formula vibration device of the invention, its cabinet has input shaft chamber and vibrating shaft chamber, vibrating shaft is installed in vibrating shaft chamber using piston cylinder structure, two groups of cams are installed on input shaft, two groups of cams respectively match with one group of small oil tank, two groups of small oil tanks are connected to the rod chamber and rodless cavity of vibrating shaft chamber by oil pipe respectively, and cam rotates two groups of small oil tank stretching motions of driving with input shaft to drive vibrating shaft to vibrate up and down.The present invention dexterously utilizes input shaft band moving cam to rotate, and vibrating shaft up and down reciprocatingly straight-line oscillation campaign is realized using hydraulic chamber's spatial variations of cam locus driving vibrating shaft, the rotary motion of driving motor is converted into linear vibration, Oscillation Amplitude is i.e. controllable by cam locus, with hydraulicdriven buffer damping effect, and without complicated hydraulic control system, structure design is simple and compact, flexible and convenient to use.
Description
Technical field
The present invention relates to a kind of straight-line oscillation mechanisms, shake more specifically to a kind of Electrolyzed Processing cam hydraulic formula
Dynamic device.
Background technique
In field of machining technology, a kind of mechanism of straight reciprocating motion is generally required.For example, in Electrolyzed Processing
In, the main shaft of electrolytic machine tool usually requires that cathode tool is driven to move up and down to carry out Electrolyzed Processing.Existing straight line fortune
Motivation structure have many modes, such as linear motor, cylinder, oil cylinder and using gear and rack teeth mechanism, slider-crank mechanism or
The rotary motion of motor is converted to the structures such as linear motion by feed screw nut's vice mechanism etc..Linear motor is compared with cylinder and oil cylinder
Compared with dynamic stiffiness is lower, cannot play the role of buffer damping.Cylinder and oil cylinder need to be equipped with air pressure and oil hydraulic system, cause
Device structure is complicated.Using gear and rack teeth mechanism, slider-crank mechanism or feed screw nut's vice mechanism etc. by the rotary motion of motor
The mechanisms such as linear motion are converted to, buffer damping can not be played the role of, and such mechanism is influenced by mechanical structure, need to examine
Consider factors, gear and rack teeth mechanism and feed screw nut's vice mechanisms such as the installation site of movement mechanism and needs to control motor positive and inverse to control
Mechanism processed is of reciprocating vibration, and vibrating effect is undesirable.
For this purpose, needing exploitation in order to meet Electrolyzed Processing needs and designing the novel straight-line oscillation device of one kind to meet electricity
The use of solution processing needs.
Summary of the invention
1. technical problems to be solved by the inivention
It is an object of the invention to overcome existing straight-line oscillation mechanism to exist, structure is complicated, buffer damping acts on difference etc. no
Foot, provides a kind of Electrolyzed Processing cam hydraulic formula vibration device, using technical solution of the present invention, dexterously utilizes input shaft
Band moving cam rotates, and realizes vibrating shaft or more using hydraulic chamber's spatial variations of the cam locus of cam driving vibrating shaft
The rotary motion of driving motor is converted to linear vibration by reciprocating linear vibration motion, and Oscillation Amplitude is by cam locus
It is controllable, there is hydraulicdriven buffer damping effect, and without complicated hydraulic control system, structure design is simple and compact,
It is flexible and convenient to use, greatly meet the straight-line oscillation needs of Electrolyzed Processing.
2. technical solution
In order to achieve the above objectives, technical solution provided by the invention are as follows:
A kind of Electrolyzed Processing of the invention cam hydraulic formula vibration device, including it is cabinet, input shaft, lower cam, convex
Wheel, the first small oil tank, the second small oil tank and vibrating shaft, the cabinet has input shaft chamber and vibrating shaft chamber, described
Vibrating shaft is installed in vibrating shaft chamber, and one end of vibrating shaft has a piston, which is divided into vibrating shaft chamber closed
Rod chamber and rodless cavity；The input shaft chamber sidewall of the cabinet is equipped with two groups and is connected to rod chamber by oil pipe respectively
First small oil tank and the second small oil tank for being connected to rodless cavity, the rod chamber, rodless cavity, oil pipe, the first small oil tank and second
Hydraulic oil is full of in small oil tank；In in input shaft chamber, the lower cam and overhead cam divide for the input shaft rotational installation
It is not fixed on input shaft, and there is the cam contour of lower cam lower cam impulse stroke profile and lower cam to stop journey profile, on
The cam contour of cam have overhead cam impulse stroke profile and convex journey profile of having holidays by turns, the cam contour of the lower cam with
The the first small oil tank piston rod of the first small oil tank for being connected to rod chamber offsets, the cam contour of the overhead cam be connected to no bar
Second small oil tank piston rod of the second small oil tank of chamber offsets；
When the first small oil tank piston rod of the first small oil tank of connection rod chamber is in the first impulse stroke wheel of lower cam
When wide, it is connected to convex have holidays by turns journey profile of the second small oil tank piston rod just at overhead cam of the second small oil tank of rodless cavity；
When the lower cam that the first small oil tank piston rod of the first small oil tank of connection rod chamber is in lower cam stops journey profile, it is connected to nothing
Overhead cam impulse stroke profile of the second small oil tank piston rod of the second small oil tank of rod cavity just at overhead cam.
Further, first small oil tank includes the first small oil tank cylinder body and the first small oil tank piston rod, described
The first small oil tank cylinder body and the input shaft chamber sidewall of cabinet be connected through a screw thread, the first small oil tank piston rod passes through
It is matched after first small oil tank cylinder body with the cam contour of lower cam；Second small oil tank include the second small oil tank cylinder body and
The input shaft chamber sidewall of second small oil tank piston rod, the second small oil tank cylinder body and cabinet is connected through a screw thread, described
The second small oil tank piston rod pass through the second small oil tank cylinder body after matched with the cam contour of overhead cam.
Further, there is lower cam sliding slot on the cam contour of the lower cam, first small oil tank
First small oil tank piston rod end is equipped with the first ball matched with above-mentioned lower cam sliding slot；The cam of the overhead cam
There is overhead cam sliding slot, the second small oil tank piston rod end of second small oil tank is equipped with and above-mentioned overhead cam on profile
The second ball that sliding slot matches.
Further, the lower cam is identical with the cam profile of overhead cam, and lower cam impulse stroke wheel
Wide and lower cam is stopped journey profile junction and is seamlessly transitted using arc, overhead cam impulse stroke profile and convex journey profile company of having holidays by turns
Place is met to seamlessly transit using arc.
Further, the cam contour phase of the lower cam and overhead cam on input shaft is identical, with lower cam
The installation site of the first small oil tank matched and the second small oil tank matched with overhead cam on wall box is mutually in 180 °.
Further, one end of the input shaft is installed on cabinet by first bearing, the other end of input shaft
It is installed on the upper end cover of cabinet by second bearing, the bearing for fixing second bearing is additionally provided on the upper end cover
Lid.
Further, the input shaft is equipped with cam erecting bed, and the lower cam is equipped with and above-mentioned cam
The identical lower cam rotation stop mounting hole of erecting bed cross sectional shape, the overhead cam are equipped with and above-mentioned cam erecting bed section shape
The identical overhead cam rotation stop mounting hole of shape, the lower cam and overhead cam respectively by corresponding lower cam rotation stop mounting hole and
Overhead cam rotation stop mounting hole is set on the cam erecting bed of input shaft, and the axle sleeve by being set on input shaft positions.
Further, the vibrating shaft chamber of the cabinet is blocked using lower cover, between the lower cover and vibrating shaft
Equipped with lower cover sealing ring；Rotation stop groove is additionally provided on the lower cover, the vibrating shaft is equipped with and above-mentioned rotation stop groove
The rotation stop platform matched.
Further, the straight-line ball flange matched with vibrating shaft is additionally provided on the lower cover.
Further, the course of work is as follows: the described input shaft rotation drives lower cam and overhead cam rotation, makes the
First small oil tank piston rod of one small oil tank and the second small oil tank piston rod of the second small oil tank are respectively in lower cam and overhead cam
Cam contour on alternately stretching motion, drive the hydraulic oil spatial variations in rod chamber and rodless cavity, and then drive vibrating shaft
It is of reciprocating vibration.
3. beneficial effect
Using technical solution provided by the invention, compared with existing well-known technique, there is following remarkable result:
(1) a kind of Electrolyzed Processing of the invention cam hydraulic formula vibration device, cabinet have input shaft chamber and vibration
Moving axis chamber, vibrating shaft are installed in vibrating shaft chamber, and one end of vibrating shaft has a piston, and the piston is by vibrating shaft chamber
It is divided into closed rod chamber and rodless cavity；The input shaft chamber sidewall of cabinet passes through oil pipe equipped with two groups respectively and is connected to rod chamber
With the small oil tank of rodless cavity, rod chamber, rodless cavity, oil pipe and small oil tank are interior to be full of hydraulic oil；Input shaft is rotatablely installed in input
In axocoel room, the lower cam and overhead cam are separately fixed on input shaft, and the cam contour of lower cam and overhead cam is equal
With impulse stroke profile and not journey profile, the small oil tank piston rod of the cam contour of lower cam and the small oil tank for being connected to rod chamber
It offsets, the cam contour of overhead cam offsets with the small oil tank piston rod for the small oil tank for being connected to rodless cavity；When connection rod chamber it is small
When the small oil tank piston rod of oil cylinder is in the impulse stroke profile of lower cam, it is connected to the small oil tank piston rod of the small oil tank of rodless cavity
Stop journey profile just at overhead cam；When the small oil tank piston rod of the small oil tank of connection rod chamber is in the not journey wheel of lower cam
When wide, it is connected to impulse stroke profile of the small oil tank piston rod just at overhead cam of the small oil tank of rodless cavity；Dexterously utilize
Input shaft band moving cam rotates, and realizes vibration using hydraulic chamber's spatial variations of the cam locus of cam driving vibrating shaft
The rotary motion of driving motor is converted to linear vibration by axis up and down reciprocatingly straight-line oscillation campaign, and Oscillation Amplitude is by cam
Track is i.e. controllable, has hydraulicdriven buffer damping effect, and without complicated hydraulic control system, structure design is simple
It is compact, it is flexible and convenient to use, greatly meet the straight-line oscillation needs of Electrolyzed Processing；
(2) a kind of Electrolyzed Processing of the invention cam hydraulic formula vibration device, small oil tank include small oil tank cylinder body and
The input shaft chamber sidewall of small oil tank piston rod, small oil tank cylinder body and cabinet is connected through a screw thread, and small oil tank piston rod passes through small
It is matched after cylinder block with the cam contour of lower cam and overhead cam, structure is simple, easy for installation；Also, lower cam and upper
Sliding slot is all had on the cam contour of cam, the small oil tank piston rod end of small oil tank is equipped with the rolling matched with above-mentioned sliding slot
Pearl is cooperated using ball and cam race, reduces frictional resistance, and power transmission efficiency is high, is driven more reliable and more stable；
(3) a kind of Electrolyzed Processing of the invention cam hydraulic formula vibration device, the cam wheel of lower cam and overhead cam
Profile shape is identical, and impulse stroke profile and not journey profile junction using arc seamlessly transit, it is defeated using above-mentioned cam contour
Enter one circle of axis rotation while driving vibrating shaft of reciprocating vibration primary, meets the vibration needs of Electrolyzed Processing main shaft, and use
It is hydraulic that vibrating shaft is driven to move up and down, have many advantages, such as hydraulicdriven；
(4) a kind of Electrolyzed Processing of the invention cam hydraulic formula vibration device, lower cam and overhead cam are in input shaft
On cam contour phase it is identical, installation site of the two groups of small oil tanks matched with lower cam and overhead cam on wall box
It is mutually in 180 °, arrangement of two groups of small oil tanks on cabinet is more reasonable, and structure is more compact；
(5) a kind of Electrolyzed Processing of the invention cam hydraulic formula vibration device, input shaft are equipped with cam erecting bed,
Lower cam and overhead cam are equipped with rotation stop mounting hole identical with above-mentioned cam erecting bed cross sectional shape, and lower cam and overhead cam are logical
It crosses rotation stop mounting hole to be set on the cam erecting bed of input shaft, and the axle sleeve by being set on input shaft positions；The vibration of cabinet
Moving axis chamber is blocked using lower cover, and rotation stop groove is additionally provided on lower cover, and vibrating shaft is equipped with and matches with above-mentioned rotation stop groove
Rotation stop platform；Input shaft and vibration axle construction are simple, convenient for production and assembly；
(6) a kind of Electrolyzed Processing of the invention cam hydraulic formula vibration device, is additionally provided on lower cover and vibrating shaft
The straight-line ball flange matched further improves the stability of vibration axis straight line oscillation.
Detailed description of the invention
Fig. 1 is a kind of schematic cross-sectional view of Electrolyzed Processing cam hydraulic formula vibration device of the invention；
Fig. 2 is the structural schematic diagram of the small oil tank in the present invention；
Fig. 3 is the structural schematic diagram of the cam in the present invention；
Fig. 4 is the structural schematic diagram of the input shaft in the present invention；
Fig. 5 is the structural schematic diagram of the vibrating shaft in the present invention；
Fig. 6 is the structural schematic diagram of the lower cover in the present invention.
Label declaration in schematic diagram:
1, vibrating shaft；1-1, rotation stop platform；1-2, liquid-passing hole；2, straight-line ball flange；3, lower cover sealing ring；4, piston is close
Seal；5, first bearing；6, lower cam；6-1, lower cam impulse stroke profile；6-2, lower cam stop journey profile；6-3, lower cam
Sliding slot；6-4, lower cam rotation stop mounting hole；7, axle sleeve；8, second bearing；9, input shaft；9-1, cam erecting bed；10, bearing
Lid；11, upper end cover；12, cabinet；13, overhead cam；13-1, overhead cam impulse stroke profile；13-2, convex journey profile of having holidays by turns；
13-3, overhead cam sliding slot；13-4, overhead cam rotation stop mounting hole；14, the first small oil tank；14-1, the first small oil tank cylinder body；14-2,
First small oil tank piston rod；14-3, the first ball；15, oil pipe；16, hydraulic oil；17, lower cover；17-1, rotation stop groove；18, solid
Determine bolt；19, the second small oil tank；19-1, the second small oil tank cylinder body；19-2, the second small oil tank piston rod；19-3, the second ball；
A, rod chamber；B, rodless cavity.
Specific embodiment
To further appreciate that the contents of the present invention, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment
Referring to figs. 1 and 2, a kind of Electrolyzed Processing of the present embodiment cam hydraulic formula vibration device, including cabinet
12, input shaft 9, lower cam 6, overhead cam 13, the first small oil tank 14, the second small oil tank 19 and vibrating shaft 1, cabinet 12 is as vibration
The main part of device is used for installing each components, and input shaft 9 can be connect with external motor, in the drive of external motor
It making rotating motion under dynamic, cabinet 12 has input shaft chamber and vibrating shaft chamber, and vibrating shaft 1 is installed in vibrating shaft chamber, and
One end of vibrating shaft 1 has a piston, which is divided into vibrating shaft chamber closed rod chamber A and rodless cavity B, vibrating shaft 1
Piston can be integrally formed at the end of vibrating shaft 1, can be slided up and down in vibrating shaft chamber, and to be equipped with piston close for piston
Seal 4；The input shaft chamber sidewall of cabinet 12 is equipped with two groups and passes through the first small oil tank 14 that oil pipe 15 is connected to rod chamber A respectively
With the second small oil tank 19 for being connected to rodless cavity B, rod chamber A, rodless cavity B, oil pipe 15, the first small oil tank 14 and the second small oil tank 19
Interior to be full of hydraulic oil 16, the first small oil tank 14 and 19 stretching motion of the second small oil tank are the rodless cavity B of changeable vibrating shaft chamber
With the hydraulic oil space in rod chamber A, so as to drive the stretching motion in vibrating shaft chamber of vibrating shaft 1.Input shaft 9 rotates
It is installed in input shaft chamber, lower cam 6 and overhead cam 13 are separately fixed on input shaft 9, and the cam contour tool of lower cam 6
There are lower cam impulse stroke profile 6-1 and lower cam to stop journey profile 6-2, the cam contour of overhead cam 13 has overhead cam working line
The journey profile 13-1 and convex journey profile 13-2 that has holidays by turns, wherein impulse stroke profile is the small oil tank piston rod for compressing small oil tank
Cam contour, not journey profile are the cam contour for discharging the small oil tank piston rod of small oil tank, the cam contour of lower cam 6 and company
The the first small oil tank piston rod 14-2 for being connected with the first small oil tank 14 of rod cavity A offsets, the cam contour of overhead cam 13 be connected to nothing
Second small oil tank piston rod 19-2 of the second small oil tank 19 of rod cavity B offsets；Also, when the first small oil tank of connection rod chamber A
When 14 the first small oil tank piston rod 14-2 is in the lower cam impulse stroke profile 6-1 of lower cam 6, the of connection rodless cavity B
Convex have holidays by turns journey profile 13-2 of the second small oil tank piston rod 19-2 of two small oil tanks 19 just at overhead cam 13；When being communicated with
When the lower cam that first small oil tank piston rod 14-2 of the first small oil tank 14 of rod cavity A is in lower cam 6 stops journey profile 6-2, even
Overhead cam impulse stroke of the second small oil tank piston rod 19-2 of the second small oil tank 19 of logical rodless cavity B just at overhead cam 13
Profile 13-1.In this way, the rotation of input shaft 9 drives lower cam 6 and overhead cam 13 to rotate, while the small oil tank piston of two groups of small oil tanks
Bar on the cam contour of lower cam 6 and overhead cam 13 replace stretching motion, thus drive vibrating shaft 1 in vibrating shaft chamber on
Lower movement.A kind of Electrolyzed Processing of the present embodiment cam hydraulic formula vibration device is dexterously revolved using input shaft 9 with moving cam
Turn, and realizes vibrating shaft up and down reciprocatingly straight line using hydraulic chamber's spatial variations of the cam locus of cam driving vibrating shaft 1
The rotary motion of driving motor is converted to linear vibration by vibration motion, and Oscillation Amplitude is i.e. controllable by cam locus, tool
There is hydraulicdriven buffer damping effect, and without complicated hydraulic control system, structure designs simple and compact, using flexible side
Just, the straight-line oscillation needs of Electrolyzed Processing are greatly met.
Shown in hookup 2, in the present embodiment, the first small oil tank 14 includes the first small oil tank cylinder body 14-1 and the first small oil
Cylinder piston rod 14-2, one end of the first small oil tank cylinder body 14-1 are machined with external screw thread, and cabinet 12 is equipped with internal thread hole, and first is small
Cylinder block 14-1 and the input shaft chamber sidewall of cabinet 12 are connected through a screw thread, and the first small oil tank piston rod 14-2 and first is small
Cylinder block 14-1 is cooperated by piston, and the first small oil tank piston rod 14-2 is convex under after the first small oil tank cylinder body 14-1
The cam contour of wheel 6 matches；Second small oil tank 19 includes the second small oil tank cylinder body 19-1 and the second small oil tank piston rod 19-2,
The input shaft chamber sidewall of second small oil tank cylinder body 19-1 and cabinet 12 are connected through a screw thread, and the second small oil tank piston rod 19-2 is worn
It is matched after crossing the second small oil tank cylinder body 19-1 with the cam contour of overhead cam 13, when the first small oil tank piston rod 14-2 is convex by under
When wheel 6 squeezes, the piston cylinder rod chamber space of the first small oil tank piston rod 14-2 compressional vibration axis 1, when the second small oil tank piston
When bar 19-2 is squeezed by overhead cam 13, the piston cylinder rodless cavity space of the second small oil tank piston rod 19-2 compressional vibration axis 1, thus
Drive 1 stretching motion of vibrating shaft.Above-mentioned the first small oil tank 14 and the second small oil tank 19 has structure simple, easy for installation to wait spies
Point.In order to guarantee that it is more suitable that the first small oil tank piston rod 14-2 and the second small oil tank piston rod 19-2 are moved on corresponding cam
Freely, there is lower cam sliding slot 6-3, the first small oil tank piston rod 14-2 of the first small oil tank 14 on the cam contour of lower cam 6
End is equipped with the first ball 14-3 matched with above-mentioned lower cam sliding slot 6-3；Have on the cam contour of overhead cam 13 upper
The second small oil tank end piston rod 19-2 of cam channel 13-3, the second small oil tank 19 are equipped with and above-mentioned overhead cam sliding slot 13-3
The the second ball 19-3 matched is cooperated using ball and cam race, reduces frictional resistance, and power transmission efficiency is high, passes
It is dynamic more reliable and more stable.
As shown in figure 3, in the present embodiment preferably, lower cam 6 is identical with the cam profile of overhead cam 13, and under
Cam work lift profile 6-1 and lower cam are stopped the journey junction profile 6-2 and are seamlessly transitted using arc, overhead cam impulse stroke wheel
Wide 13-1 and the convex journey junction profile 13-2 of having holidays by turns are seamlessly transitted using arc, and using above-mentioned cam contour, input shaft 9 is rotated
One encloses while driving vibrating shaft 1 of reciprocating vibration primary, meets the vibration needs of Electrolyzed Processing main shaft, and drive using hydraulic
Dynamic vibrating shaft moves up and down, and has many advantages, such as hydraulicdriven.In addition, for the ease of the installation of two groups of small oil tanks, in this reality
It applies in example preferably, the cam contour phase of lower cam 6 and overhead cam 13 on input shaft 9 is identical, matches with lower cam 6
The installation site of first small oil tank 14 and the second small oil tank 19 matched with overhead cam 13 on 12 side wall of cabinet is mutually in 180 °,
Arrangement of two groups of small oil tanks on cabinet 12 is more reasonable, and structure is more compact.
It returns shown in Fig. 1, a kind of Electrolyzed Processing cam hydraulic formula vibration device of the present embodiment, the one of input shaft 9
End is installed on cabinet 12 by first bearing 5, and the other end of input shaft 9 is installed on the upper end of cabinet 12 by second bearing 8
On lid 11, the bearing cap 10 for fixing second bearing 8 is additionally provided on upper end cover 11.Input shaft 9 is equipped with cam erecting bed 9-1
(as shown in Figure 4), lower cam 6 are equipped with lower cam rotation stop mounting hole 6-4 identical with above-mentioned cam erecting bed 9-1 cross sectional shape
(as shown in Figure 3), overhead cam 13 are equipped with overhead cam rotation stop mounting hole identical with above-mentioned cam erecting bed 9-1 cross sectional shape
13-4, lower cam 6 and overhead cam 13 pass through corresponding lower cam rotation stop mounting hole 6-4 and overhead cam rotation stop mounting hole 13-4 respectively
It is set on the cam erecting bed 9-1 of input shaft 9, and the axle sleeve 7 by being set on input shaft 9 positions.Specifically, cam is installed
Platform 9-1 uses planar structure, and lower cam rotation stop mounting hole 6-4 and overhead cam rotation stop mounting hole 13-4 also use planar structure, and two
Person's cooperation can play fixed function well, and lower cam 6 and 13 one of both of overhead cam have step structure, make lower cam 6
After installing with overhead cam 13, the cam locus of the two is spaced apart, to prevent from interfering two groups of small oil tanks；It is inputting
Cam one end erecting bed 9-1 of axis 9 is equipped with the shaft shoulder, and lower cam 6 and overhead cam 13 are sequentially sleeved on cam erecting bed 9-1, so
It is compressed afterwards by axle sleeve 7, axle sleeve 7 is fixed by upper end cover 11, and the installation of input shaft 9 and cam is simple and convenient, convenient for assembly.Case
The vibrating shaft chamber of body 12 is blocked using lower cover 17, and sealing ring is equipped between lower cover 17 and cabinet 12, and lower cover 17 is specific
Fixing bolt 18 can be used to be fixedly connected with cabinet 12, lower cover sealing ring 3 is equipped between the lower cover 17 and vibrating shaft 1.For
Prevent vibrating shaft 1 from rotating, be additionally provided on lower cover 17 rotation stop groove 17-1 (as shown in Figure 6), vibrating shaft 1 equipped with it is above-mentioned
Rotation stop groove 17-1 the rotation stop platform 1-1 (as shown in Figure 5), rotation stop groove 17-1 and rotation stop platform 1-1 that match also use planar structure
Cooperation, processing and fabricating are simple and convenient；It should be pointed out that rotation stop groove 17-1 and the engagement height of rotation stop platform 1-1 should be greater than vibrating
The vibratility adjustment of axis 1, when vibrating shaft 1 being made to move upward to range, rotation stop groove 17-1 can still match with rotation stop platform 1-1
It closes.In order to guarantee that the movement of vibrating shaft 1 is more steady, the straight-line ball method matched with vibrating shaft 1 is additionally provided on lower cover 17
Orchid 2, further improves the stability of 1 straight-line oscillation of vibrating shaft.
Shown in Figure 1, a kind of Electrolyzed Processing cam hydraulic formula vibration device of the present embodiment, the course of work is such as
Under: input shaft 9 rotates, and drives lower cam 6 and overhead cam 13 to rotate, makes the first small oil tank piston rod 14-2 of the first small oil tank 14
It is alternately stretched on the cam contour of lower cam 6 and overhead cam 13 respectively with the second small oil tank piston rod 19-2 of the second small oil tank 19
Contracting movement drives the hydraulic oil spatial variations in rod chamber A and rodless cavity B, and then drives vibrating shaft 1 of reciprocating vibration.It is specific and
Speech, input shaft 9 rotate under external drive motors drive, and lower cam 6 and overhead cam 13 are rotated with input shaft 9 at this time, under
In 13 rotary course of cam 6 and overhead cam, the cam contour of lower cam 6 and overhead cam 13 and the of corresponding first small oil tank 14
The second small oil tank piston rod 19-2 phase separation of one small oil tank piston rod 14-2 and the second small oil tank 19, make the first small oil tank 14
Second small oil tank piston rod 19-2 of the first small oil tank piston rod 14-2 and the second small oil tank 19 replaces stretching motion, thus by right
Hydraulic oil 16 in the small oil tank answered is by oil pipe 15 alternately the rod chamber A and rodless cavity B of indentation vibrating shaft chamber, with having
The spatial variations of rod cavity A and rodless cavity B, hydraulic oil 16 drive vibrating shaft 1 to pump.It is sprayed to meet in Electrolyzed Processing
The needs for penetrating electrolyte are additionally provided with liquid-passing hole 1-2 and channel on vibrating shaft 1.
A kind of Electrolyzed Processing of the invention cam hydraulic formula vibration device is dexterously revolved using input shaft band moving cam
Turn, and realizes vibrating shaft up and down reciprocatingly straight line vibration using hydraulic chamber's spatial variations of the cam locus of cam driving vibrating shaft
The rotary motion of driving motor is converted to linear vibration by dynamic movement, and Oscillation Amplitude is i.e. controllable by cam locus, has
Hydraulicdriven buffer damping effect, and without complicated hydraulic control system, structure designs simple and compact, using flexible side
Just, the straight-line oscillation needs of Electrolyzed Processing are greatly met.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, without creatively designing and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.
Claims (10)
1. a kind of Electrolyzed Processing cam hydraulic formula vibration device, it is characterised in that: including cabinet (12), input shaft (9), under it is convex
Wheel (6), overhead cam (13), the first small oil tank (14), the second small oil tank (19) and vibrating shaft (1), the cabinet (12) have
Input shaft chamber and vibrating shaft chamber, the vibrating shaft (1) are installed in vibrating shaft chamber, and one end tool of vibrating shaft (1)
There is a piston, which is divided into closed rod chamber (A) and rodless cavity (B) for vibrating shaft chamber；The cabinet (12) it is defeated
Enter axis chamber sidewall equipped with two groups pass through respectively oil pipe (15) connection rod chamber (A) the first small oil tank (14) be connected to no bar
The second small oil tank (19) of chamber (B), the rod chamber (A), rodless cavity (B), oil pipe (15), the first small oil tank (14) and second
Hydraulic oil (16) are full of in small oil tank (19)；Described input shaft (9) rotational installation is in input shaft chamber, the lower cam
(6) it is separately fixed on input shaft (9) with overhead cam (13), and the cam contour of lower cam (6) has lower cam impulse stroke
Profile (6-1) and lower cam are stopped journey profile (6-2), and the cam contour of overhead cam (13) has overhead cam impulse stroke profile (13-
1) and it is convex have holidays by turns journey profile (13-2), the cam contour of the lower cam (6) and the first small oil tank for being connected to rod chamber (A)
(14) the first small oil tank piston rod (14-2) offsets, the cam contour of the overhead cam (13) be connected to rodless cavity (B)
Second small oil tank piston rod (19-2) of the second small oil tank (19) offsets；
When the first small oil tank piston rod (14-2) of the first small oil tank (14) of connection rod chamber (A) is under lower cam (6)
When cam work lift profile (6-1), it is connected to the second small oil tank piston rod (19-2) of second small oil tank (19) of rodless cavity (B)
Just at convex have holidays by turns journey profile (13-2) of overhead cam (13)；When the of the first small oil tank (14) of connection rod chamber (A)
When the lower cam that one small oil tank piston rod (14-2) is in lower cam (6) stops journey profile (6-2), the second of connection rodless cavity (B)
Overhead cam impulse stroke profile (13- of the second small oil tank piston rod (19-2) of small oil tank (19) just at overhead cam (13)
1)。
2. a kind of Electrolyzed Processing according to claim 1 cam hydraulic formula vibration device, it is characterised in that: described
One small oil tank (14) includes the first small oil tank cylinder body (14-1) and the first small oil tank piston rod (14-2), first small oil tank
Cylinder body (14-1) and the input shaft chamber sidewall of cabinet (12) are connected through a screw thread, the first small oil tank piston rod (14-2)
It is matched afterwards with the cam contour of lower cam (6) across the first small oil tank cylinder body (14-1)；Second small oil tank (19) packet
Include the second small oil tank cylinder body (19-1) and the second small oil tank piston rod (19-2), the second small oil tank cylinder body (19-1) and case
The input shaft chamber sidewall of body (12) is connected through a screw thread, and the second small oil tank piston rod (19-2) passes through the second small oil tank
Cylinder body (19-1) is matched with the cam contour of overhead cam (13) afterwards.
3. a kind of Electrolyzed Processing according to claim 2 cam hydraulic formula vibration device, it is characterised in that: under described
There is lower cam sliding slot (6-3) on the cam contour of cam (6), the first small oil tank piston rod of first small oil tank (14)
The end (14-2) is equipped with the first ball (14-3) matched with above-mentioned lower cam sliding slot (6-3)；The overhead cam (13)
Cam contour on have overhead cam sliding slot (13-3), the second small oil tank piston rod (19-2) of second small oil tank (19)
End is equipped with the second ball (19-3) matched with above-mentioned overhead cam sliding slot (13-3).
4. a kind of Electrolyzed Processing according to claim 1 or 2 or 3 cam hydraulic formula vibration device, it is characterised in that: institute
The lower cam (6) stated is identical with the cam profile of overhead cam (13), and lower cam impulse stroke profile (6-1) and lower cam
Not the journey profile junction (6-2) is seamlessly transitted using arc, overhead cam impulse stroke profile (13-1) and convex journey profile of having holidays by turns
The junction (13-2) is seamlessly transitted using arc.
5. a kind of Electrolyzed Processing according to claim 4 cam hydraulic formula vibration device, it is characterised in that: under described
Cam (6) is identical with cam contour phase of the overhead cam (13) on input shaft (9), and first matched with lower cam (6) is small
The installation site of oil cylinder (14) and the second small oil tank (19) matched with overhead cam (13) on cabinet (12) side wall is mutually in
180°。
6. a kind of Electrolyzed Processing according to claim 5 cam hydraulic formula vibration device, it is characterised in that: described is defeated
The one end for entering axis (9) is installed on cabinet (12) by first bearing (5), and the other end of input shaft (9) passes through second bearing (8)
It is installed on the upper end cover (11) of cabinet (12), the axis for fixing second bearing (8) is additionally provided on the upper end cover (11)
Hold lid (10).
7. a kind of Electrolyzed Processing according to claim 6 cam hydraulic formula vibration device, it is characterised in that: described is defeated
Enter axis (9) equipped with cam erecting bed (9-1), the lower cam (6) is equipped with and above-mentioned cam erecting bed (9-1) section shape
The identical lower cam rotation stop mounting hole (6-4) of shape, the overhead cam (13) are equipped with and above-mentioned cam erecting bed (9-1) section
The identical overhead cam rotation stop mounting hole (13-4) of shape, the lower cam (6) and overhead cam (13) are respectively by under corresponding
Cam rotation stop mounting hole (6-4) and overhead cam rotation stop mounting hole (13-4) are set in the cam erecting bed (9-1) of input shaft (9)
On, and the axle sleeve (7) by being set on input shaft (9) positions.
8. a kind of Electrolyzed Processing according to claim 7 cam hydraulic formula vibration device, it is characterised in that: the case
The vibrating shaft chamber of body (12) is blocked using lower cover (17), and it is close that lower cover is equipped between the lower cover (17) and vibrating shaft (1)
Seal (3)；It is additionally provided with rotation stop groove (17-1) on the lower cover (17), the vibrating shaft (1) is equipped with to be stopped with above-mentioned
The rotation stop platform (1-1) that turn trough (17-1) matches.
9. a kind of Electrolyzed Processing according to claim 8 cam hydraulic formula vibration device, it is characterised in that: under described
The straight-line ball flange (2) matched with vibrating shaft (1) is additionally provided on end cap (17).
10. a kind of Electrolyzed Processing according to claim 1 cam hydraulic formula vibration device, it is characterised in that: worked
Journey is as follows: described input shaft (9) rotation drives lower cam (6) and overhead cam (13) to rotate, and makes the of the first small oil tank (14)
Second small oil tank piston rod (19-2) of one small oil tank piston rod (14-2) and the second small oil tank (19) respectively in lower cam (6) and
Replace stretching motion on the cam contour of overhead cam (13), the hydraulic oil space in rod chamber (A) and rodless cavity (B) is driven to become
Change, and then drives vibrating shaft (1) of reciprocating vibration.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810311278.9A CN108526635B (en) | 2018-04-09 | 2018-04-09 | A kind of Electrolyzed Processing cam hydraulic formula vibration device |
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| CN110539043B (en) * | 2019-09-26 | 2020-10-30 | 哈尔滨理工大学 | Electrolytic machining vibration feed motion realization device |
| CN113458429B (en) * | 2021-07-19 | 2023-09-08 | 长春工业大学 | Axial bidirectional vibration electric spindle |
| CN116604118B (en) * | 2023-07-06 | 2023-12-22 | 兰州工业学院 | Main shaft structure of electrolytic machining machine tool |
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| US6562203B1 (en) * | 1983-09-08 | 2003-05-13 | The United States Of America As Represented By The United States Department Of Energy | Electrochemical machining apparatus incorporating a mechanism for maintaining a uniform electrolyte flow gap |
| US5324907A (en) * | 1993-09-03 | 1994-06-28 | B&W Nuclear Service Company | EDM apparatus with a cam arm for moving an electrode |
| CN104148754B (en) * | 2014-08-22 | 2016-03-09 | 常州工学院 | A kind of numerical control electrolytic machine tool main shaft oscillating movement device |
| CN106825800B (en) * | 2017-03-01 | 2019-03-01 | 广东工业大学 | A kind of Electrolyzed Processing vibration device |
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Effective date of registration: 20201124 Address after: No.32, Lvshu East Road, Xuejia Town, Xinbei District, Changzhou City, Jiangsu Province Patentee after: Changzhou Xinjiang Intelligent Equipment Co., Ltd Address before: 213032 No. 666 Liaohe Road, Xinbei District, Jiangsu, Changzhou Patentee before: CHANGZHOU INSTITUTE OF TECHNOLOGY |