CN112518057A - Ultrasonic-assisted jet flow electrolytic machining device - Google Patents
Ultrasonic-assisted jet flow electrolytic machining device Download PDFInfo
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- CN112518057A CN112518057A CN202110179608.5A CN202110179608A CN112518057A CN 112518057 A CN112518057 A CN 112518057A CN 202110179608 A CN202110179608 A CN 202110179608A CN 112518057 A CN112518057 A CN 112518057A
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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
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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
- B23H3/10—Supply or regeneration of working media
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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
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/38—Influencing metal working by using specially adapted means not directly involved in the removal of metal, e.g. ultrasonic waves, magnetic fields or laser irradiation
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- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The embodiment of the application relates to an ultrasonic auxiliary jet flow electrolytic machining device, which comprises: electrolyte box, ultrasonic vibration device, nozzle and clamping head, the inlet has been seted up to one side of electrolyte box, the inlet is used for connecting the feed liquor pipe, the clamping head is fixed the nozzle in the bottom of electrolyte box, and the inside intercommunication of nozzle and electrolyte box, so that electrolyte gets into behind the electrolyte box from the feed liquor pipe, the nozzle blowout from the bottom of electrolyte box, in order to process the work piece, ultrasonic vibration device connects the top at the electrolyte box, in order to transmit the ultrasonic wave to the electrolyte in the electrolyte box, in order to improve efflux electrolytic machining's machining precision and machining efficiency.
Description
Technical Field
The application relates to the technical field of jet flow electrolytic machining, in particular to an ultrasonic auxiliary jet flow electrolytic machining device.
Background
The basic principle of the jet flow electrolytic machining is electrochemical anode dissolution, the reaction process is anode metal dissolution, and metal is separated out from a cathode. The jet flow electrolytic machining has the advantages of no influence of physical and mechanical properties such as material strength, hardness and the like, no hot recast layer and microcrack and the like. Therefore, the jet flow electrolytic machining has great development potential in the machining field and is concerned by people.
In the related art, the jet electrochemical machining has some drawbacks: the processed pore size is typically at least 2 times larger than the diameter of the liquid beam; the small hole outlet is easy to generate a corrosion fillet; as the depth increases, the walls of the hole exhibit a pronounced slope. Thus, the problems of poor machining precision and low machining efficiency exist.
Disclosure of Invention
The embodiment of the application provides an ultrasonic auxiliary jet flow electrolytic machining device, and aims to solve the problems of poor machining precision and low machining efficiency in jet flow electrolytic machining.
The embodiment of the application provides an ultrasonic-assisted jet flow electrolytic machining device which comprises an electrolyte box body, wherein a liquid inlet is formed in one side of the electrolyte box body and is used for being connected with a liquid inlet pipe;
the ultrasonic vibration device is connected to the top of the electrolyte box body;
the nozzle is fixed at the bottom of the electrolyte box body by the clamping head, and the nozzle is communicated with the inside of the electrolyte box body.
Optionally, the electrolyte tank body comprises an electrolyte top cover and an electrolyte cavity;
the electrolyte cavity is in a conical shape gradually decreasing from top to bottom, the electrolyte top cover is connected to the top of the electrolyte cavity, and the clamping head fixes the nozzle at the bottom of the electrolyte cavity;
the ultrasonic vibration device is connected to the top of the electrolyte top cover;
the liquid inlet is formed in the side face of the electrolyte top cover.
Optionally, a connecting column is arranged on the electrolyte top cover, and a threaded hole is formed in the connecting column;
and the bottom of the ultrasonic vibration device is provided with an external thread matched with the threaded hole.
Optionally, the electrolyte cavity and the electrolyte top cover are both provided with a connecting flange, a plurality of bolt holes are uniformly formed in the connecting flange, and the electrolyte cavity and the electrolyte top cover are connected through a plurality of bolts.
Optionally, a convex ring is arranged at the top of the electrolyte cavity, and a groove matched with the convex ring is arranged on the electrolyte top cover;
a first sealing groove is formed in the convex ring, and a first sealing ring is arranged in the first sealing groove.
Optionally, a connecting ring is arranged at the bottom of the electrolyte cavity, a stepped hole is formed in the connecting ring, and the stepped hole is communicated with the inside of the electrolyte cavity;
the nozzle comprises a connecting part and an injection part, an injection hole penetrates through the inside of the nozzle, the connecting part of the nozzle extends into the stepped hole, and the injection hole is communicated with the stepped hole;
the clamping head is sleeved outside the connecting ring and the nozzle, and the connecting ring is in threaded connection with the clamping head;
the clamping head is provided with a processing hole so as to enable the jet hole to be communicated with the outside;
when the connecting ring and the clamping head are fastened through threads, the clamping head extrudes the injection part of the nozzle, so that the injection part is abutted against the connecting ring.
Optionally, a second sealing groove is formed in a position, on the connecting ring, of a collision surface with the injection part, and a second sealing ring is arranged in the second sealing groove.
Optionally, the injection part and the processing hole are both provided with inclined surfaces with the same inclination angle;
the inclined surface gradually decreases the radius of the injection part in the injection direction of the nozzle.
Adopt the supplementary efflux electrolytic machining device of supersound that this application provided, the inlet has been seted up to one side of electrolyte box, the inlet is used for connecting the feed liquor pipe, the dress chuck is fixed the nozzle in the bottom of electrolyte box, and the inside intercommunication of nozzle and electrolyte box, so that electrolyte gets into the electrolyte box back from the feed liquor pipe, spout from the nozzle of the bottom of electrolyte box, in order to process the work piece, ultrasonic vibration device connects at the top of electrolyte box, in order to transmit the ultrasonic wave to the electrolyte in the electrolyte box, thereby reach following several effects:
1. the ultrasonic cavitation generates high-temperature high-pressure and other extreme effects in the liquid, so that the chemical activity of the electrolyte can be improved, and the electrochemical reaction is accelerated; the electrochemical corrosion effect of the electrolyte can be optimized in the jet flow electrolysis, and the overall processing efficiency of the jet flow electrolytic processing is improved.
2. The ultrasonic waves are transmitted in the liquid in the form of pressure waves, and when the deep hole is machined, the alternating jet pressure is favorable for improving the mobility of the electrolyte inside the hole and improving the utilization efficiency of the electrolyte.
3. Ultrasound can produce a series of mechanical actions: the liquid can be effectively stirred and flowed, so that the diffusivity of the electrolyte is enhanced and more uniform; strong jet flow and local micro-impulse flow are formed on a microscopic layer, so that the inert layer on the surface of the material to be processed is weakened, and the corrosion effect is enhanced; the application of ultrasonic wave can further enhance the removal effect of the jet flow liquid column on the alignment bottom material, and improve the over-cutting phenomenon of jet flow electrolysis.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments of the present application will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic exploded view of an ultrasonic assisted jet electrochemical machining apparatus according to an embodiment of the present application;
FIG. 2 is a schematic diagram of an internal structure of an ultrasonic-assisted jet electrochemical machining apparatus according to an embodiment of the present application;
fig. 3 is an enlarged schematic view of the structure at I in fig. 2.
Description of reference numerals:
1-electrolyte top cover, 11-liquid inlet, 12-connecting column, 2-electrolyte cavity, 21-connecting ring, 3-ultrasonic vibration device, 4-nozzle, 5-clamping head, 6-first sealing ring and 7-second sealing ring.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the related art, the jet electrochemical machining has some drawbacks: the processed pore size is typically at least 2 times larger than the diameter of the liquid beam; the small hole outlet is easy to generate a corrosion fillet; as the depth increases, the walls of the hole exhibit a pronounced slope. Thus, the problems of poor machining precision and low machining efficiency exist.
In view of this, the present application creatively provides an ultrasonic-assisted jet electrochemical machining apparatus, which aims to solve the problems of poor machining precision and low machining efficiency in jet electrochemical machining.
Referring to fig. 1 and 2, fig. 1 is an exploded structural schematic view of an ultrasonic auxiliary jet electrolytic processing device according to an embodiment of the present application, and fig. 2 is an internal structural schematic view of the ultrasonic auxiliary jet electrolytic processing device according to the embodiment of the present application. As shown in fig. 1 and 2, the ultrasonic-assisted jet electrochemical machining apparatus includes:
the electrolyte tank is characterized by comprising an electrolyte tank body, wherein one side of the electrolyte tank body is provided with a liquid inlet 11, and the liquid inlet 11 is used for being connected with a liquid inlet pipe;
the ultrasonic vibration device 3 is connected to the top of the electrolyte box body;
the nozzle 4 is fixed at the bottom of the electrolyte box body by the clamping head 5, and the nozzle 4 is communicated with the inside of the electrolyte box body.
In this embodiment, inlet 11 has been seted up to one side of electrolyte box, inlet 11 is used for connecting the feed liquor pipe, clamping head 5 fixes nozzle 4 in the bottom of electrolyte box, and the inside intercommunication of nozzle 4 and electrolyte box, so that electrolyte gets into behind the electrolyte box from the feed liquor pipe, 4 blowout of nozzle from the bottom of electrolyte box, in order to process the work piece, the top at the electrolyte box is connected to ultrasonic vibration device 3, in order to transmit the ultrasonic wave to the electrolyte in the electrolyte box, wherein, the feed liquor pipe is the silica gel hose, the feed liquor pipe is connected through the connecting pipe that pagoda connects with inlet 11, the other end and the hydraulic pump connection of feed liquor pipe, so that use the hydraulic pump to pass through the feed liquor pipe and carry electrolyte to the electrolyte box. Wherein, the ultrasonic power supply is connected with the electrode plate of the ultrasonic vibration device 3, the anode of the direct current power supply is connected with the workpiece to be processed, and the cathode of the direct current power supply is connected with the nozzle 4.
The specific working process is as follows: the ultrasonic vibration device 3 and the electrolyte box body are integrally inverted to enable a jet flow outlet of the nozzle 4 to be upward, the hydraulic pump is started until the electrolyte is sprayed out of the nozzle 4, the purpose of the step is to exhaust air in the cavity, and then the ultrasonic vibration device 3 and the electrolyte box body are inverted back; and then connecting the ultrasonic vibration device 3 with an ultrasonic power supply, respectively connecting the nozzle 4 and the workpiece to be processed with the cathode and the anode of a direct current power supply, adjusting the distance between the nozzle 4 and the workpiece to be processed to be about 2mm, setting the voltage of the direct current power supply and starting a hydraulic pump to start processing. This supplementary efflux electrochemical machining device during operation of supersound, the hydraulic pump takes electrolyte out from the electrolyte pond, and inside the middle return circuit carried to the electrolyte box, spout from the nozzle 4 of bottom again to the surface of treating the processing work piece, from the safety consideration, treat that the processing work piece is placed in a container, and this container can accept the electrolyte from nozzle 4 outflow, prevents to pollute the processing environment.
The ultrasonic auxiliary jet flow electrolytic machining device can achieve the following effects:
1. the ultrasonic cavitation generates high-temperature high-pressure and other extreme effects in the liquid, so that the chemical activity of the electrolyte can be improved, and the electrochemical reaction is accelerated; the electrochemical corrosion effect of the electrolyte can be optimized in the jet flow electrolysis, and the overall processing efficiency of the jet flow electrolytic processing is improved.
2. The ultrasonic waves are transmitted in the liquid in the form of pressure waves, and when the deep hole is machined, the alternating jet pressure is favorable for improving the mobility of the electrolyte inside the hole and improving the utilization efficiency of the electrolyte.
3. Ultrasound can produce a series of mechanical actions: the liquid can be effectively stirred and flowed, so that the diffusivity of the electrolyte is enhanced and more uniform; strong jet flow and local micro-impulse flow are formed on a microscopic layer, so that the inert layer on the surface of the material to be processed is weakened, and the corrosion effect is enhanced; the application of ultrasonic wave can further enhance the removal effect of the jet flow liquid column on the alignment bottom material, and improve the over-cutting phenomenon of jet flow electrolysis.
Based on the ultrasonic auxiliary jet flow electrolytic machining device, the following specific examples can be provided, and under the premise of no mutual conflict, the examples can be combined at will to form a new ultrasonic auxiliary jet flow electrolytic machining device. It should be understood that the new ultrasonic assisted jet electrochemical machining device formed by any combination of the examples is within the scope of the present application.
With continued reference to fig. 1-2, in one possible embodiment, the electrolyte tank includes an electrolyte top cover 1 and an electrolyte chamber 2;
the electrolyte cavity 2 is in a conical shape gradually decreasing from top to bottom, the electrolyte top cover 1 is connected to the top of the electrolyte cavity 2, and the nozzle 4 is fixed at the bottom of the electrolyte cavity 2 by the clamping head 5;
the ultrasonic vibration device 3 is connected to the top of the electrolyte top cover 1;
the liquid inlet 11 is formed in the side face of the electrolyte top cover 1.
In the present embodiment, the electrolyte tank includes an electrolyte top cover 1 and an electrolyte cavity 2;
wherein, electrolyte cavity 2 is the toper that from the top down reduces gradually, electrolyte top cap 1 is connected at electrolyte cavity 2's top, namely, electrolyte top cap 1 is connected in electrolyte cavity 2's great one end, clamping head 5 fixes nozzle 4 in electrolyte cavity 2's bottom, inlet 11 sets up in electrolyte top cap 1's side, electrolyte gets into from electrolyte top cap 1's side, be full of whole electrolyte box, and spout from electrolyte cavity 2 bottom nozzle 4, the top at electrolyte top cap 1 is connected to ultrasonic vibration device 3.
The specific working principle is as follows: ultrasonic vibration device 3 produces supersound longitudinal vibration under the drive of supersound power, and this longitudinal vibration converts bending vibration into through electrolyte top cap 1 to continue to propagate in the electrolyte of electrolyte cavity 2 with the form of pressure wave, pressure wave rethread toper structure constantly gathers to 4 exits of nozzle and reaches the biggest, and then strengthens the efflux impact effect that electrolyte was treated and is processed the work piece. Meanwhile, the cavitation effect, the mechanical effect, the chemical activation effect and the like generated by the ultrasonic wave in the electrolyte can improve the processing rate and improve the over-cutting phenomenon.
In a possible embodiment, the electrolyte top cover 1 is provided with a connecting column 12, and a threaded hole is formed in the connecting column 12;
and the bottom of the ultrasonic vibration device 3 is provided with an external thread matched with the threaded hole.
In this embodiment, be provided with spliced pole 12 on the electrolyte top cap 1 for fixed ultrasonic vibration device 3, specifically, spliced pole 12 on the electrolyte top cap 1 and 3 threaded connection of ultrasonic vibration device, wherein, the inside screw hole that has seted up of spliced pole 12, the bottom of ultrasonic vibration device 3 is provided with the screw hole matched with external screw thread on with spliced pole 12, so that rotating ultrasonic vibration device 3, make its and spliced pole 12 threaded connection, specifically, the vertical setting of spliced pole 12 is at the middle part of electrolyte top cap 1, and the screw hole on spliced pole 12 is vertical to be seted up, so that the installation of ultrasonic vibration device 3 and electrolyte top cap 1.
In a feasible implementation manner, the electrolyte cavity 2 and the electrolyte top cover 1 are both provided with a connecting flange, a plurality of bolt holes are uniformly formed in the connecting flange, and the electrolyte cavity 2 and the electrolyte top cover 1 are connected through a plurality of bolts.
In this embodiment, the junction of electrolyte cavity 2 and electrolyte top cap 1 is provided with flange, flange is last to have evenly seted up a plurality of bolt holes, and the bolt hole on the flange on electrolyte cavity 2 and the electrolyte top cap 1 is seted up in corresponding position, specifically, set up the bolt hole of six annular array equipartitions on every flange, electrolyte cavity 2 and electrolyte top cap 1 are connected through six bolt and nut, can reach better connection effect, and be convenient for the dismouting of electrolyte cavity 2 and electrolyte top cap 1.
In a possible embodiment, a convex ring is arranged at the top of the electrolyte cavity 2, and a groove matched with the convex ring is arranged on the electrolyte top cover 1;
a first sealing groove is formed in the convex ring, and a first sealing ring 6 is arranged in the first sealing groove.
In this embodiment, the top of the electrolyte cavity 2 is provided with a convex ring, the electrolyte top cap 1 is provided with a groove matched with the convex ring, so that the sealing effect can be improved, the convex ring is provided with a first sealing groove, the first sealing ring 6 is arranged in the first sealing groove, the sealing effect can be further improved by arranging the first sealing ring 6 on the sealing surfaces of the electrolyte cavity 2 and the electrolyte top cap 1, the electrolyte leakage is avoided, and the pressure of the electrolyte in the electrolyte box can be ensured.
Referring to fig. 1 to 3, fig. 3 is an enlarged schematic structural view at I in fig. 2, in a possible embodiment, a connecting ring 21 is disposed at the bottom of the electrolyte chamber 2, and a stepped hole is formed in the connecting ring 21 and is communicated with the inside of the electrolyte chamber 2;
the nozzle 4 comprises a connecting part and an injection part, an injection hole penetrates through the inside of the nozzle 4, the connecting part of the nozzle 4 extends into the stepped hole, and the injection hole is communicated with the stepped hole;
the clamping head 5 is sleeved outside the connecting ring 21 and the nozzle 4, and the connecting ring 21 is in threaded connection with the clamping head 5;
the clamping head 5 is provided with a processing hole so as to enable the jet hole to be communicated with the outside;
when the connection ring 21 and the collet 5 are fastened by screw threads, the collet 5 presses the injection part of the nozzle 4, so that the injection part is interfered with the connection ring 21.
In this embodiment, electrolyte cavity 2 bottom is provided with go-between 21, the shoulder hole has been seted up inside go-between 21, shoulder hole and electrolyte cavity 2's inside intercommunication, nozzle 4 includes connecting portion and injection portion, the jet orifice has been seted up in the inside of nozzle 4 runs through, the connecting portion of nozzle 4 stretch into the inside of shoulder hole, jet orifice and shoulder hole intercommunication, so that the electrolyte in electrolyte cavity 2 passes through the shoulder hole and gets into nozzle 4, from nozzle 4's jet orifice blowout, wherein, nozzle 4's connecting portion be with shoulder hole complex cylindrical, connecting portion stretch into the inside of shoulder hole, can restrict nozzle 4 radial ascending displacement in the shoulder hole.
The clamping head 5 is sleeved outside the connecting ring 21 and the nozzle 4, the connecting ring 21 is in threaded connection with the clamping head 5, the clamping head 5 is provided with a processing hole, so that the jet holes are communicated with the outside, specifically, the clamping head 5 is a cylinder with a fastening ring arranged at the bottom, the middle part of the fastening ring is a processing hole, the inside of the clamping head 5 is provided with internal threads, the outer side of the connecting ring 21 is provided with external threads matched with the internal threads of the clamping head 5, when assembling, the connecting part of the nozzle 4 extends into the stepped hole, the clamping head 5 is sleeved outside the connecting ring 21 and the nozzle 4, the clamping head 5 is rotated to enable the clamping head 5 to move towards one end of the electrolyte cavity 2, at the moment, the fastening ring on the collet 5 can abut against the injection part of the nozzle 4, causing the injection part to abut against the connection ring 21, to restrict the movement of the nozzle 4 in the axial direction of the stepped hole and facilitate the disassembly and replacement of the nozzle 4.
In a possible embodiment, a second sealing groove is opened on the contact surface of the connection ring 21 and the injection part, and a second sealing ring 7 is disposed in the second sealing groove.
In the present embodiment, a second seal groove is formed in the connection ring 21 at the contact surface with the injection portion, a second seal ring 7 is provided in the second seal groove, and the second seal ring 7 prevents the electrolyte from flowing out from the gap between the connection portion of the nozzle 4 and the stepped hole and the contact surface with the injection portion in the connection ring 21.
In a possible embodiment, the injection part and the machining hole are provided with inclined surfaces with the same inclination angle;
the inclined surface gradually decreases the radius of the jetting portion in the jetting direction of the nozzle 4.
In the present embodiment, the inclined surfaces with the same inclination angle are provided at the injection portion and the machining hole, and the inclined surfaces gradually reduce the radius of the injection portion along the injection direction of the nozzle 4, so that when the connection ring 21 and the clamping head 5 are screwed together, the clamping head 5 presses the injection portion of the nozzle 4 to make the injection portion contact with the connection ring 21, in order to machine the workpiece to be machined better and adjust the distance between the workpiece to be machined and the nozzle 4, the minimum diameter of the machining hole is not less than the minimum diameter of the injection portion, so that the bottom of the nozzle 4 is parallel to the bottom of the clamping head 5 or the bottom of the nozzle 4 slightly protrudes out of the bottom of the clamping head 5.
It should be understood that while the present specification has described preferred embodiments of the present application, additional variations and modifications of those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
The ultrasonic-assisted jet electrochemical machining device provided by the application is described in detail, specific examples are applied in the device to explain the principle and the implementation mode of the application, and the description of the examples is only used for helping to understand the method and the core idea of the application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (8)
1. An ultrasonic-assisted jet electrochemical machining apparatus, comprising:
the electrolyte tank is characterized by comprising an electrolyte tank body, wherein one side of the electrolyte tank body is provided with a liquid inlet (11), and the liquid inlet (11) is used for being connected with a liquid inlet pipe;
the ultrasonic vibration device (3), the ultrasonic vibration device (3) is connected to the top of the electrolyte box body;
the electrolyte tank comprises a nozzle (4) and a clamping head (5), wherein the clamping head (5) fixes the nozzle (4) at the bottom of the electrolyte tank body, and the nozzle (4) is communicated with the inside of the electrolyte tank body.
2. The ultrasonically assisted jet electrochemical machining apparatus of claim 1,
the electrolyte box body comprises an electrolyte top cover (1) and an electrolyte cavity (2);
the electrolyte cavity (2) is in a conical shape which is gradually reduced from top to bottom, the electrolyte top cover (1) is connected to the top of the electrolyte cavity (2), and the nozzle (4) is fixed at the bottom of the electrolyte cavity (2) by the clamping head (5);
the ultrasonic vibration device (3) is connected to the top of the electrolyte top cover (1);
the liquid inlet (11) is formed in the side face of the electrolyte top cover (1).
3. The ultrasonically assisted jet electrochemical machining apparatus of claim 2,
a connecting column (12) is arranged on the electrolyte top cover (1), and a threaded hole is formed in the connecting column (12);
and the bottom of the ultrasonic vibration device (3) is provided with an external thread matched with the threaded hole.
4. The ultrasonically assisted jet electrochemical machining apparatus of claim 2,
electrolyte cavity (2) with all be provided with flange on electrolyte top cap (1), a plurality of bolt holes have evenly been seted up on the flange, electrolyte cavity (2) with electrolyte top cap (1) is through a plurality of bolted connection.
5. The ultrasonically assisted jet electrochemical machining apparatus of claim 2,
a convex ring is arranged at the top of the electrolyte cavity (2), and a groove matched with the convex ring is arranged on the electrolyte top cover (1);
a first sealing groove is formed in the convex ring, and a first sealing ring (6) is arranged in the first sealing groove.
6. The ultrasonically assisted jet electrochemical machining apparatus of claim 2,
a connecting ring (21) is arranged at the bottom of the electrolyte cavity (2), a stepped hole is formed in the connecting ring (21), and the stepped hole is communicated with the inside of the electrolyte cavity (2);
the nozzle (4) comprises a connecting part and an injection part, an injection hole penetrates through the inside of the nozzle (4), the connecting part of the nozzle (4) extends into the stepped hole, and the injection hole is communicated with the stepped hole;
the clamping head (5) is sleeved outside the connecting ring (21) and the nozzle (4), and the connecting ring (21) is in threaded connection with the clamping head (5);
the clamping head (5) is provided with a processing hole so as to enable the jet hole to be communicated with the outside;
when the connecting ring (21) and the clamping head (5) are fastened through threads, the clamping head (5) extrudes the injection part of the nozzle (4) so that the injection part is abutted against the connecting ring (21).
7. The ultrasonically assisted jet electrochemical machining apparatus of claim 6,
and a second sealing groove is formed in the position of a collision surface of the connecting ring (21) and the injection part, and a second sealing ring (7) is arranged in the second sealing groove.
8. The ultrasonically assisted jet electrochemical machining apparatus of claim 6,
the spraying part and the processing hole are provided with inclined planes with the same inclination angle;
the inclined surface gradually reduces the radius of the jetting portion in the jetting direction of the nozzle (4).
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| CN208743860U (en) * | 2018-08-14 | 2019-04-16 | 苏州科技大学 | A kind of micro- pit array processing unit (plant) in metal surface |
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| CN210231813U (en) * | 2019-05-21 | 2020-04-03 | 苏州科技大学 | Spherical surface ultrasonic energy field assisted micro electrolytic milling device |
| CN110614428A (en) * | 2019-08-09 | 2019-12-27 | 江苏大学 | Laser and spray electrochemical discharge combined machining device and method |
| CN110508884A (en) * | 2019-09-09 | 2019-11-29 | 合肥工业大学 | Big depth-to-width ratio narrow slot structure rifling jet stream electrochemical machine tool and its processing method |
| CN210967354U (en) * | 2019-10-25 | 2020-07-10 | 苏州电加工机床研究所有限公司 | Electric spark micro-hole machining spindle head with outer-coated liquid beam holding wire |
| CN111299727A (en) * | 2020-03-09 | 2020-06-19 | 中国工程物理研究院机械制造工艺研究所 | Axial flushing micro electrolytic machining device and machining method |
| CN112276695A (en) * | 2020-12-04 | 2021-01-29 | 平顶山学院 | Multi-dimensional multi-angle controllable ultrasonic ELID inner circle grinding device |
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