CN109877407A - A kind of processing unit (plant) and its processing method of thin slice catholyte direct-injection processing large pitch nut - Google Patents
A kind of processing unit (plant) and its processing method of thin slice catholyte direct-injection processing large pitch nut Download PDFInfo
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- CN109877407A CN109877407A CN201910130398.3A CN201910130398A CN109877407A CN 109877407 A CN109877407 A CN 109877407A CN 201910130398 A CN201910130398 A CN 201910130398A CN 109877407 A CN109877407 A CN 109877407A
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Abstract
The invention discloses a kind of processing unit (plant)s of thin slice catholyte direct-injection processing large pitch nut, including hollow supporting rod, cathode sheets and nut, cathode sheets to be installed on the lower end excircle of hollow supporting rod；The axis of hollow supporting rod is overlapped with the axis of nut, and the normal direction of cathode sheets is identical as the tangential direction of the spiral rolling track of nut；The lower end of hollow supporting rod is provided with the mouth spray being connected with slot, and electrolyte is parallel to the direction of cathode sheets outer surface from mouth spray and along the processing district that cathode sheets outer surface is directly injected between cathode sheets and nut.The invention also discloses a kind of processing methods.Electrolyte from the mouth spray of hollow supporting rod is parallel to the direction of cathode sheets outer surface and along the processing district that cathode sheets outer surface is directly injected between cathode sheets and nut, it highly shortened the travel of electrolyte, reduce the loss of kinetic energy, the electrolysate that can preferably wash away and take away processing district, improves the efficiency of work.
Description
Technical field
The present invention relates to a kind of processing unit (plant)s and its processing method for processing large pitch nut, refer in particular to a kind of thin slice yin
The processing unit (plant) and its processing method of pole electrolyte direct-injection processing large pitch nut.
Background technique
Great lead ball lead screw pair of nut due to having the characteristics that kinematic accuracy is high, frictional force is small, steady, low noise, and
It is widely used in the automation equipment for requiring movement speed high.Wherein, the interior rollaway nest of large pitch nut generallys use machinery
Grinding is to process, but due to interference problem, helix angle only up to reach 17 °, only using special process, complex device
In the case of helix angle can be just worked into 35 °.Germany proposes means of a hard-turning process, uses the enveloping surface of point of a knife motion profile
Raceway is formed, but structure is complicated for this device, processing efficiency is low, and the requirement to cutter is high, so as to cause processing cost height.
The patent No. " 201210596365.6 " discloses nut raceway electric machining process and lathe, which can add
Any lift angle raceway of work, but bulb cathode flow field is not easy to control, and efficiency is lower, and technique is cumbersome.
Patent " 201710194863.0 " discloses a kind of raceway processing unit (plant) of ball nut.The device is using thin slice yin
Pole Electrolyzed Processing large lead ball nuts.Thin slice cathode parallel is in nut end face, and thin slice cathode and the oblique intersection of spiral rolling track.
Electrolyte is introduced into cathode bottom surface and is transferred again into the main processing district in front of cathode direction of feed, and electrolyte kinetic energy rejection is big, no
Removal electrolysate easily is washed away, influences process velocity and stability.
Summary of the invention
It is an object of the invention in view of the above-mentioned problems, to provide a kind of structure simple, high in machining efficiency and reliable and stable
The processing unit (plant) and its processing method of thin slice catholyte direct-injection processing large pitch nut.
Following technical scheme can be used to reach in the purpose of the present invention:
A kind of processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut, including hollow supporting rod, cathode sheets
And nut, the cathode sheets are installed on the lower end excircle of hollow supporting rod；The axis of the hollow supporting rod and nut
Axis is overlapped, and the normal direction of cathode sheets is identical as the tangential direction of the spiral rolling track of nut；It is opened in the hollow supporting rod
There is a slot of external electrolyte, and the lower end of hollow supporting rod is provided with the mouth spray being connected with slot, electrolyte is from mouth spray
With the processing district for being parallel to the direction of cathode sheets outer surface and being directly injected to along cathode sheets outer surface between cathode sheets and nut
In；The cathode of the hollow supporting rod connection pulse electrolysis power supply, nut connect the anode of pulse electrolysis power supply.
As a preferred solution, the cathode sheets include mounting portion and processing sections, one end of processing sections and mounting portion
It is fixedly connected, the other end of mounting portion is connected through a screw thread part and is fixedly connected on hollow supporting rod, the fixed peace of the processing sections
The mouth spray being connected to the slot is provided on the other end loaded on mounting portion, and on mounting portion and processing sections；Electrolyte
From mouth spray to be parallel to the direction of processing sections front surface and be directly injected between processing sections and nut along processing sections front surface
Processing district in.Mouth spray mouth spray mouth spray
As a preferred solution, it is provided with arcuate socket on the mounting portion, arcuate socket is connected through a screw thread part and is installed on
On hollow supporting rod.
As a preferred solution, the cathode sheets are set as multiple, and are uniformly installed on outside the lower end of hollow supporting rod
On circumference.
As a preferred solution, the processing sections bottom edge of the cathode sheets is arcuate shape.
As a preferred solution, the mouth spray mouth spray is flat hole.
A kind of processing method of the processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut, including following step
It is rapid:
During installation, the mounting portion of cathode sheets is embedded in the slot of hollow supporting rod, and the arcuate socket of mounting portion passes through spiral shell
Line connector is fixed in cathode sheets；Cathode sheets connect the cathode of pulse electrolysis power supply, and nut is connecting pulse electrolysis power supply just
Pole；Hollow supporting rod rotates and cathode sheets is driven to rotate, and hollow supporting rod drives cathode sheets longitudinal along the axis direction of nut
Before feeding processes spiral rolling track to be electrolysed on nut, while electrolyte is parallel to the processing sections of cathode sheets from mouth spray
It the direction on surface and is directly injected in the processing district between cathode sheets and nut along the processing sections front surface of cathode sheets.
As a preferred solution, the processing content of the cathode sheets is as follows:
Cylindrical body turning is gone out into a revolving body, is then cut into cathode sheets in the axial direction again, cathode sheets two sides
Apart from constant；By adjusting the relative position between arcuate socket and threaded connector, different lift angle spiral rolling tracks are processed.
The invention has the following beneficial effects:
1, the present invention in hollow supporting rod drives cathode sheets rotation and when along the axis direction length feed of nut, electrolyte
Into in the slot of hollow supporting rod, then electrolyte is parallel to the direction of cathode sheets outer surface from the mouth spray of hollow supporting rod
And it is directly injected in the processing district between cathode sheets and nut along cathode sheets outer surface, i.e. the electrolyte table of being close to cathode sheets
Face is injected directly into processing gap, highly shortened the travel of electrolyte, reduces the loss of kinetic energy, can be preferably
The electrolysate for washing away and taking away processing district improves the efficiency of work, solves existing electrolyte and is introduced into cathode bottom surface again
Turnover enters the main processing district in front of cathode direction of feed, and electrolyte kinetic energy rejection is big, is not easy to wash away asking for removal electrolysate
Topic, has the advantages that structure is simple, high in machining efficiency and reliable and stable.
2, the present invention is by adjusting the relative position between arcuate socket and threaded connector, the processing of adjustable cathode sheets
The tilt angle in face, to process the spiral rolling track of different lift angles, and can be on the excircle of hollow supporting rod 1 uniformly
Multiple cathode sheets 2 are set, realize that primary feed synchronous processing goes out multiple spiral rolling tracks 31, easy to use, easy to adjust and processing
Range is wide.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut of the present invention；
Fig. 2 is the knot of the hollow supporting rod of the processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut of the present invention
Structure schematic diagram；
Fig. 3 is the cross-sectional view of Fig. 2 in the axial direction；
Fig. 4 is that the structure of the cathode sheets of the processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut of the present invention is shown
It is intended to；
Fig. 5 is the cathode sheets of the processing unit (plant) of invention thin slice catholyte direct-injection processing large pitch nut
Process figure；
Fig. 6 is the cathode sheets of the processing unit (plant) of invention thin slice catholyte direct-injection processing large pitch nut
First structure diagram；
Fig. 7 is the cathode sheets of the processing unit (plant) of invention thin slice catholyte direct-injection processing large pitch nut
Second structural schematic diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment
Referring to figs. 1 to Fig. 4, the present embodiment is related to processing the processing unit (plant) of large pitch nut, including hollow supporting rod 1, yin
Pole piece 2 and nut 3, the cathode sheets 2 are installed on the lower end excircle of hollow supporting rod 1；The axis of the hollow supporting rod 1
It is overlapped with the axis of nut 3, and the normal direction of cathode sheets 2 is identical as the tangential direction of spiral rolling track 31 of nut 3；The sky
The slot 11 of external electrolyte is provided in heart supporting rod 1, and the lower end of hollow supporting rod 1 is provided with the hydrojet being connected with slot 11
Mouth 23, electrolyte is parallel to the direction of 2 outer surface of cathode sheets from mouth spray and is directly injected to cathode along 2 outer surface of cathode sheets
In processing district between piece 2 and nut 3；The hollow supporting rod 1 connects the cathode of pulse electrolysis power supply, and nut 3 connects pulse
The anode of electrolysis power.It is seperated fixed to being formed on the excircle of hollow supporting rod 1 that cathode sheets 2 can be connected through a screw thread part 4
Formula structure can also directly process cathode sheets 2 on the excircle on hollow supporting rod 1, form monolithic construction.The spray
Liquid mouth is narrow slit structure.
The rotation of cathode sheets 2 is driven in hollow supporting rod 1 and when along the axis direction length feed of nut 3, electrolyte enters
In the slot 11 of hollow supporting rod 1, then electrolyte is parallel to the side of 2 outer surface of cathode sheets from the mouth spray of hollow supporting rod 1
It is directly injected in the processing district between cathode sheets 2 and nut 3 to and along 2 outer surface of cathode sheets, i.e., electrolyte is close to cathode
The surface of piece 2 is injected directly into processing gap, highly shortened the travel of electrolyte, reduces the loss of kinetic energy,
The electrolysate that can preferably wash away and take away processing district, improves the efficiency of work, solves existing electrolyte and is introduced into yin
Pole bottom surface is transferred again into the main processing district in front of cathode direction of feed, and electrolyte kinetic energy rejection is big, is not easy to wash away removal electrolysis
The problem of product, has the advantages that structure is simple, high in machining efficiency and reliable and stable.
The cathode sheets 2 include mounting portion 21 and processing sections 22, and processing sections 22 are fixedly connected with one end of mounting portion 21, are pacified
The other end in dress portion 21 is connected through a screw thread part 4 and is fixed on hollow supporting rod 1, and the processing sections 22 are fixedly installed in mounting portion
The mouth spray 23 being connected to the slot, the mouth spray are provided on 21 other end, and on mounting portion 21 and processing sections
23 are connected to slot 11.The mounting portion 21 of cathode sheets 2 is directly fixedly connected with hollow supporting rod 1, processing sections 22 for fixing end
Front end 24 be machined surface；Electrolyte is parallel to the direction of 22 front surface of processing sections and the table before processing sections 22 from mouth spray 23
Face is directly injected in the processing district between processing sections 22 and nut 3.
The cathode sheets 2 of the structure and hollow supporting rod 1 are split type structure.It is fixed that mounting portion 21 is connected through a screw thread part 4
In in cathode sheets 2, facilitating the replacement of cathode sheets 2, and then improve the stability and duration of processing.In hollow 1 band of supporting rod
The dynamic rotation of processing sections 22 and when along the axis direction length feed of nut 3, mouth spray 23 central diameter of the electrolyte from hollow supporting rod 1
To ejection, and electrolyte is close to the front surfaces of processing sections 22 and is injected directly into processing gap, i.e. electrolyte is injected directly into
Processing district, kinetic energy rejection is small, can preferably wash away and drive the electrolysate of processing district, improve the efficiency of work.
Arcuate socket 25 is provided on the mounting portion 21, arcuate socket 25 is connected through a screw thread part 4 and is installed on hollow supporting rod 1
On.By adjusting the relative position between arcuate socket 25 and threaded connector 4, the inclination of the machined surface of adjustable cathode sheets 2
Angle, to process the spiral rolling track 31 of different lift angles, easy to use, the easy to adjust and range of work is wide.
The cathode sheets 2 are set as multiple, and are uniformly installed on the lower end excircle of hollow supporting rod 1.For bull spiral shell
The spiral rolling track 31 of mother 3 is processed, and can be uniformly arranged multiple cathode sheets 2 on the excircle of hollow supporting rod 1, realize once into
Go out multiple spiral rolling tracks 31 to synchronous processing.
As shown in Figure 6 and Figure 7, the processing sections bottom edge 24 of the cathode sheets 2 is arcuate shape.The front end of cathode sheets 2 is to add
Work face.Different arc machined surfaces can process different screw threads.Cathode sheets 2 as shown in FIG. 6 can process ball
3 duplex circular ares profile race of nut；The semicircle cathode sheet of cathode sheets 2 as shown in Figure 7, can process single arc raceway.
The mouth spray 23 is flat hole, i.e., mouth spray 23 is narrow slit.Electrolyte sprays into processing district from narrow slit.
A kind of processing method of the processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut 3, including following step
It is rapid:
During installation, the mounting portion 21 of cathode sheets 2 is embedded in the slot 11 of hollow supporting rod 1, and the arc of mounting portion 21
Hole 25 is connected through a screw thread part 4 and is fixed in cathode sheets 2；Cathode sheets 2 connect the cathode of pulse electrolysis power supply, and nut 3 connects arteries and veins
Rush the anode of electrolysis power；Hollow supporting rod 1 rotates and cathode sheets 2 is driven to rotate, and hollow supporting rod 1 drives 2 edge of cathode sheets
The axis direction length feed of nut 3 processes spiral rolling track 31 to be electrolysed on nut 3, at the same electrolyte from mouth spray with
Be parallel to the direction of the processing sections front surface of cathode sheets 2 and along the processing sections front surface of cathode sheets 2 be directly injected to cathode sheets 2 with
In processing district between nut 3.The rotation of cathode sheets 2 is driven in hollow supporting rod 1 and along the axis direction length feed of nut 3
When, electrolyte enters in the slot 11 of hollow supporting rod 1, and then electrolyte is parallel to cathode from the mouth spray of hollow supporting rod 1
It the direction of the processing sections front surface of piece 2 and is directly injected between cathode sheets 2 and nut 3 along the processing sections front surface of cathode sheets 2
Processing district in, i.e., electrolyte close to the surface of cathode sheets 2 be injected directly into processing gap, highly shortened electrolyte
Travel reduces the loss of kinetic energy, can preferably wash away and take away the electrolysate of processing district, improve the effect of work
Rate solves existing electrolyte and is introduced into cathode bottom surface and transferred again into the main processing district in front of cathode direction of feed, electrolyte
Kinetic energy rejection is big, is not easy the problem of washing away removal electrolysate, and simple, high in machining efficiency and reliable and stable with structure is excellent
Point.
As shown in figure 5, the processing content of the cathode sheets 2 is as follows: cylindrical body turning being gone out a revolving body, then edge again
Axis direction is cut into cathode sheets 2, and the distance of 2 two sides of cathode sheets is constant；By adjust arcuate socket 25 and threaded connector 4 it
Between relative position, process different lift angle spiral rolling tracks 31.The spiral rolling track 31 of bull nut 3 is processed, it can be in sky
It is uniformly arranged multiple cathode sheets 2 on the excircle of heart supporting rod 1, realizes that primary feed synchronous processing goes out multiple spiral rolling tracks 31.
Different arc machined surfaces can process different screw threads.Cathode sheets 2 as shown in FIG. 6 can process ball nut 3
Duplex circular ares profile race；The semicircle cathode sheet of cathode sheets 2 as shown in Figure 7, can process single arc raceway.
Above disclosed is only a preferred embodiment of the present invention, cannot limit the power of the present invention with this certainly
Sharp range, therefore equivalent changes made in accordance with the claims of the present invention, are still within the scope of the present invention.
Claims (8)
1. a kind of processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut, which is characterized in that including hollow clamping
Bar, cathode sheets and nut, the cathode sheets are installed on the lower end excircle of hollow supporting rod；The axis of the hollow supporting rod
It is overlapped with the axis of nut, and the normal direction of cathode sheets is identical as the tangential direction of the spiral rolling track of nut；The hollow folder
The slot that external electrolyte is provided in bar is held, and the lower end of hollow supporting rod is provided with the mouth spray being connected with slot, electrolyte
From mouth spray to be parallel to the direction of cathode sheets outer surface and be directly injected between cathode sheets and nut along cathode sheets outer surface
Processing district in；The cathode of the hollow supporting rod connection pulse electrolysis power supply, nut connect the anode of pulse electrolysis power supply.
2. a kind of processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut according to claim 1, special
Sign is that the cathode sheets include mounting portion and processing sections, and processing sections are fixedly connected with one end of mounting portion, mounting portion it is another
End is connected through a screw thread part and is fixedly connected on hollow supporting rod, and the processing sections are fixedly installed on the other end of mounting portion,
And the mouth spray mouth spray being connected to the slot is provided on mounting portion and processing sections；Electrolyte is from mouth spray to be parallel to
It the direction of processing sections front surface and is directly injected in the processing district between processing sections and nut along processing sections front surface.
3. a kind of processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut according to claim 1, special
Sign is, arcuate socket is provided on the mounting portion, and arcuate socket is connected through a screw thread part and is installed on hollow supporting rod.
4. a kind of processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut according to claim 1, special
Sign is that the cathode sheets are set as multiple, and is uniformly installed on the lower end excircle of hollow supporting rod.
5. a kind of processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut according to claim 1, special
Sign is that the processing sections bottom edge of the cathode sheets is arcuate shape.
6. a kind of processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut according to claim 1, special
Sign is that the mouth spray mouth spray is flat hole.
7. a kind of processing unit (plant) based on a kind of thin slice catholyte direct-injection processing large pitch nut described in claim 1
Processing method, which comprises the following steps:
During installation, the mounting portion of cathode sheets is embedded in the slot of hollow supporting rod, and the arcuate socket of mounting portion is connected by screw thread
Fitting is fixed in cathode sheets；Cathode sheets connect the cathode of pulse electrolysis power supply, and nut connects the anode of pulse electrolysis power supply；It is empty
Heart supporting rod rotate and drive cathode sheets to rotate, and hollow supporting rod drive cathode sheets along nut axis direction length feed,
Spiral rolling track is processed to be electrolysed on nut, while electrolyte is parallel to the processing sections front surface of cathode sheets from mouth spray
It direction and is directly injected in the processing district between cathode sheets and nut along the processing sections front surface of cathode sheets.
8. a kind of processing of the processing unit (plant) of thin slice catholyte direct-injection processing large pitch nut according to claim 1
Method, which is characterized in that the processing content of the cathode sheets is as follows:
Cylindrical body turning is gone out into a revolving body, is then cut into cathode sheets, the distance of cathode sheets two sides in the axial direction again
It is constant；By adjusting the relative position between arcuate socket and threaded connector, different lift angle spiral rolling tracks are processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910130398.3A CN109877407A (en) | 2019-02-21 | 2019-02-21 | A kind of processing unit (plant) and its processing method of thin slice catholyte direct-injection processing large pitch nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910130398.3A CN109877407A (en) | 2019-02-21 | 2019-02-21 | A kind of processing unit (plant) and its processing method of thin slice catholyte direct-injection processing large pitch nut |
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| CN109877407A true CN109877407A (en) | 2019-06-14 |
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| CN201910130398.3A Pending CN109877407A (en) | 2019-02-21 | 2019-02-21 | A kind of processing unit (plant) and its processing method of thin slice catholyte direct-injection processing large pitch nut |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN112222545A (en) * | 2020-09-29 | 2021-01-15 | 扬州大学 | Electrochemical machining switching device for inner cavity of revolving body and design method thereof |
| CN113305378A (en) * | 2021-05-07 | 2021-08-27 | 广东工业大学 | Electrolytic machining device and machining method thereof |
| CN113305381A (en) * | 2021-06-16 | 2021-08-27 | 南京航空航天大学 | A sectional type negative pole instrument for rotary printing electrolytic machining |
| CN114473088A (en) * | 2022-03-07 | 2022-05-13 | 南京航空航天大学 | Discrete revolving body tool electrode for rotary printing electrolytic machining and method thereof |
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| CN114473088A (en) * | 2022-03-07 | 2022-05-13 | 南京航空航天大学 | Discrete revolving body tool electrode for rotary printing electrolytic machining and method thereof |
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