CN108453306A - A kind of broaching tool and Broaching Technology of quincunx splined hole - Google Patents
A kind of broaching tool and Broaching Technology of quincunx splined hole Download PDFInfo
- Publication number
- CN108453306A CN108453306A CN201810453735.8A CN201810453735A CN108453306A CN 108453306 A CN108453306 A CN 108453306A CN 201810453735 A CN201810453735 A CN 201810453735A CN 108453306 A CN108453306 A CN 108453306A
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- broaching
- quincunx
- section
- tooth
- broaching tool
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- 238000005516 engineering process Methods 0.000 title claims abstract description 17
- 238000012937 correction Methods 0.000 claims abstract description 51
- 238000005520 cutting process Methods 0.000 claims abstract description 46
- 239000000446 fuel Substances 0.000 claims abstract description 40
- 238000012545 processing Methods 0.000 claims abstract description 32
- 230000007423 decrease Effects 0.000 claims abstract description 12
- 230000001186 cumulative effect Effects 0.000 claims abstract description 7
- 230000004913 activation Effects 0.000 claims abstract description 6
- 239000003921 oil Substances 0.000 claims description 82
- 238000000034 method Methods 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 8
- 239000010687 lubricating oil Substances 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000005461 lubrication Methods 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D43/00—Broaching tools
- B23D43/02—Broaching tools for cutting by rectilinear movement
Abstract
The present invention relates to technical fields of mechanical processing, it discloses a kind of broaching tools and Broaching Technology of quincunx splined hole, the broaching tool includes the first collet section, neck section, lead-in cable, broaching section, correct section, after lead section, end segment, the tooth top of quincunx cutting tooth is equipped with chip dividing groove in an axial direction, and the chip dividing groove in two neighboring quincunx cutting tooth shifts to install, the rise per tooth of the quincunx cutting tooth according to the outer diameter of quincunx cutting tooth increase, tooth top width is cumulative and is segmented and successively decreases, the end of the broaching tool end segment axially offers one section of fuel feed hole, in the correction section oil outlet for being connected to the fuel feed hole is radially offered between two neighboring quincunx correction tooth, the aperture of the fuel feed hole is equipped with oil nozzle.The Broaching Technology includes carrying out interior cooling and lubrication to quincunx correction tooth by the oil outlet on broaching tool when being broached and broached using ultrasonic activation.The present invention improves the broaching quality of quincunx splined hole, and broaching tool long lifespan, high in machining efficiency.
Description
Technical field
The present invention relates to technical fields of mechanical processing, and in particular to a kind of broaching tool and Broaching Technology of quincunx splined hole.
Background technology
There is a kind of nail nipping device assembly in hardware industry, rotary head therein is (as shown in Figure 7) to carry quincunx splined hole, tooth
Shape is special, required precision is higher (including size and roughness etc.), generally use wire cutting in the prior art, processing efficiency compared with
It is low.
In order to improve processing efficiency, it may be considered that broached using broaching tool.But since the shape of splined hole is plum blossom
Shape, and be used for the broaching tool of quincunx splined hole its cutting tooth have tooth top width, tooth root be thin, at the top of key teeth with strong tooth groove root circular arc
Larger feature, and spline teeth angle is smaller, the side relief angle formed by distance over bar back draught also very little, causes according to conventional design
There are probelem in two aspects for the broaching tool that method manufactures and designs：First, the cutting force of broaching tool is big, broaching quick abrasion, broaching tool short life,
Broaching tool fractures because cutting force is big；Second is that the splined hole surface quality of broaching is poor, roughness is relatively difficult to guarantee.
Invention content
To solve the above-mentioned problems, the present invention proposes a kind of broaching tool and Broaching Technology of quincunx splined hole, it is intended to improve
It broaches quality, extension broaching tool service life, specific technical solution is as follows：
A kind of broaching tool of quincunx splined hole, including by the first collet section, neck section, lead-in cable, broaching section, correction section,
Lead section afterwards, end segment is sequentially connected the integrated body of rod of composition, a number of quincunx cut is arranged in the broaching section
Tooth is cut, is arranged with a number of quincunx correction tooth in the correction section, the tooth top of the quincunx cutting tooth is set in an axial direction
There is chip dividing groove, and the chip dividing groove in two neighboring quincunx cutting tooth shifts to install, the rise per tooth of the quincunx cutting tooth is pressed
According to the increase of the outer diameter of quincunx cutting tooth, tooth top width is cumulative and is segmented and successively decreases, and the end of the broaching tool end segment axially opens up
There are one section of fuel feed hole, described correct radially to offer going out for the connection fuel feed hole between two neighboring quincunx correction tooth in section
The aperture of oilhole, the fuel feed hole is equipped with oil nozzle.
In above-mentioned technical proposal, the increase according to the outer diameter of quincunx cutting tooth of the rise per tooth of quincunx cutting tooth, tooth top
Width is cumulative and is segmented and successively decreases, so that keeping equilibrium and the stabilization of each tooth cutting force during broaching；Meanwhile in broaching tool
The end of end segment axially offers one section of fuel feed hole, is radially opened between two neighboring quincunx correction tooth in the correction section
It is quincunx when broaching in this way to correct in the closed space formed between tooth and splined hole equipped with the oil outlet for being connected to the fuel feed hole
Lubricating oil is provided by fueller, so as to improve lubricating condition when broaching correction tooth work, one side improves
On the other hand the surface quality of broaching decreases the abrasion of correction tooth, be conducive to the service life for increasing broaching tool.
In addition, the tooth top of quincunx cutting tooth staggeredly be provided with chip dividing groove, can improve appearance bits chip removal condition, prevent squeeze bits and
Broaching tool is caused to fracture.
Installation, centering in order to facilitate broaching tool, can also be arranged transition guide section between the neck section and lead-in cable.
As a further improvement, a kind of broaching tool of quincunx splined hole of the present invention further includes being sequentially connected with the body of rod
Ultrasonic variable amplitude bar, ultrasonic transducer, the first collet section on the body of rod connects ultrasonic variable amplitude bar, the ultrasonic wave
Amplitude transformer connects one end of ultrasonic transducer, and the other end of the ultrasonic transducer is equipped with to be connected for the main shaft with broaching machine
The the second collet section connect.
The setting of ultrasonic variable amplitude bar, ultrasonic transducer on the body of rod of above-mentioned broaching tool so that realized when broaching tool is broached super
Acoustic vibration is broached, and the surface quality of quincunx splined hole that is more efficient, broaching out of broaching is more preferable.
As the optimization to quincunx cutting tooth, the flank side clearance of the quincunx cutting tooth is 1.5~2 °, and there are
The land (wherein R is tooth top both sides radius of corner) of R+0.2mm wide, can be on the basis for ensureing quincunx cutting tooth intensity
On, it reduces flank and processes the friction of part, extend the broaching tool service life.
In the present invention, the chip dividing groove is V-arrangement chip dividing groove.
Preferably, the V-arrangement chip dividing groove is the V-arrangement chip dividing groove with 5 ° of relief angles.
As a preferred embodiment of the present invention, the aperture of the oil outlet is 0.2~0.8mm.
Above-mentioned oil outlet uses smaller aperture, is conducive to broaching tool and keeps higher intensity.
A kind of broaching tool using above-mentioned quincunx splined hole processes the Broaching Technology of quincunx splined hole, including following technique
Step：
Preparation before step 1, processing：Install the fuel feed hole fuel feeding of the broaching tool for quincunx splined hole additional in advance on broaching machine
Fueller, the controller for controlling fueller fuel feeding；The fueller is by the oil circuit of fuel feeding and is serially connected in
The oil nozzle on solenoid valve connection fuel feed hole on the oil circuit；Meanwhile press head is set on the arbitrary-movement articulator of broaching machine, in broaching machine bed
Oil circuit is respectively set on body to release the button and oil circuit close button, and the oil circuit releases the button and exists with the setting of oil circuit close button
On the path that press head passes through when broaching tool is broached so that when press head is released the button with oil circuit or oil circuit close button contacts, energy
The oil circuit is released the button respectively or oil circuit close button is pressed；The solenoid valve, oil circuit release the button, oil circuit close by
Button is connected with controller；
Step 2, the installation for processing part and broaching tool：Processing part with quincunx splined hole is installed on broaching machine,
And install broaching tool；
When step 3, broaching, opens ultrasonic transducer and carry out ultrasonic activation broaching.
Above-mentioned press head can be arranged on tail end arbitrary-movement articulator, can also be arranged on the arbitrary-movement articulator of front end.
In above-mentioned Broaching Technology, quincunx splined hole is broached using ultrasonic activation, can effectively improve the effect of broaching
The surface quality of rate and broaching, while being designed by special broaching tool fuel feed hole so that broaching timing is being carried out, quincunx
Lubricating oil is provided by fueller in the closed space formed between correction tooth and splined hole, to which carry out portion improves broaching
Surface quality, decrease abrasion, improve the service life of broaching tool.
Include that the body of rod of broaching tool is sequentially connected ultrasound in the installation procedure of the broaching tool in the step 2 in the present invention
Wave amplitude transformer, ultrasonic transducer, and the second collet section on ultrasonic transducer is connected with the main shaft of broaching machine.
In the present invention, in the preparatory process before the processing of the step 1, the position that the oil circuit is released the button is according to pressing
The correction section that head presses broaching tool when oil circuit is released the button is exactly in correction and processes the mode of operation initial position and determines, the oil
The correction section of broaching tool is exactly in correction processing operation when oil circuit close button is pressed in the position of road close button according to press head
The mode of end position determines.
In order to improve the reliability that press head carries out pressing operation, idler wheel is connected on the press head.
In order to improve the effect of lubrication, the fueller is high-pressure oil pump.
In the present invention, in the preparatory process before the processing of the step 1, the fuel feed hole position of broaching tool is located in broaching machine bed body
The broaching tool periphery set also adds the protective cover for preventing lubricating oil splash in fuel feed hole.
In the present invention, the controller is PLC controller.
When broaching, tail end arbitrary-movement articulator, front end arbitrary-movement articulator that the main shaft of broaching machine drives broaching tool and is arranged in broaching machine bed body
The spline internal broaching for realizing processing part is moved to the main shaft extreme direction of broaching machine together, its quincunx correction tooth is moved in broaching tool
When into spline hole site, the press head on arbitrary-movement articulator presses oil circuit and releases the button, and controller will be on oil circuit after obtaining signal
Solenoid valve is opened, and interior cooling and lubrication is carried out to quincunx correction tooth and splined hole, and at the end of correction, press head presses oil circuit pass
Button is closed, controller control solenoid valve closes oil circuit.
The beneficial effects of the invention are as follows：
First, the broaching tool and Broaching Technology of a kind of quincunx splined hole of the invention, the rise per tooth of quincunx cutting tooth are pressed
According to the increase of the outer diameter of quincunx cutting tooth, tooth top width is cumulative and is segmented and successively decreases, so that being kept during broaching each
The equilibrium of tooth cutting force and stabilization；Meanwhile one section of fuel feed hole is axially offered in the end of broaching tool end segment, in the correction section
The oil outlet for being connected to the fuel feed hole is radially offered between upper two neighboring quincunx correction tooth, quincunx school when broaching in this way
Lubricating oil is provided by fueller in the closed space formed between commutating tooth and splined hole, so as to improve broaching correction tooth
Lubricating condition when work, one side improve the surface quality of broaching, on the other hand decrease the abrasion of correction tooth, have
Conducive to the service life of increase broaching tool.
Second, the broaching tool and Broaching Technology of a kind of quincunx splined hole of the invention, ultrasonic variable amplitude on the body of rod of broaching tool
The setting of bar, ultrasonic transducer so that broaching tool broach when realize ultrasonic vibration broaching, broaching it is more efficient, broach out
Quincunx splined hole surface quality it is more preferable.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the broaching tool of quincunx splined hole of the present invention；
Fig. 2 is the section view of the quincunx cutting tooth in Fig. 1；
Fig. 3 is the structural schematic diagram of setting flank side clearance and land in quincunx cutting tooth in Fig. 2；
Fig. 4 is structural schematic diagram (the two neighboring plum blossom of the quincunx cutting tooth adjacent with the quincunx cutting tooth in Fig. 2
Chip dividing groove position in shape cutting tooth mutually staggers setting)；
Fig. 5 is the section view of the quincunx correction tooth in Fig. 1；
Fig. 6 is a kind of broaching tool of quincunx splined hole using the present invention, and the drawing of quincunx splined hole is carried out on broaching machine
The structural schematic diagram cut；
Fig. 7 is the design of part schematic diagram with quincunx spline.
In figure：1, broaching tool, the 2, first collet section, 3, neck section, 4, lead-in cable, 5, broaching section, 6, correction section, 7, after lead
Section, 8, end segment, 9, transition guide section, 10, quincunx cutting tooth, 11, quincunx correction tooth, 12, fuel feed hole, 13, oil outlet,
14, oil nozzle, 15, press head, 16, oil circuit, 17, oil circuit release the button, 18, oil circuit close button, 19, ultrasonic variable amplitude bar, 20,
Ultrasonic transducer, the 21, second collet section, 22, fueller, 23, idler wheel, 24, tail end arbitrary-movement articulator, 25, front end arbitrary-movement articulator,
26, fixed frame, 27, processing part.28, broaching machine, 29, the main shaft of broaching machine, 30, controller, 31, solenoid valve, 32, quincunx spline
Hole.
In figure：δ is flank side clearance, and P is chip dividing groove, and Q is point bits shifted to install with chip dividing groove P in adjacent teeth
Slot.
Specific implementation mode
With reference to the accompanying drawings and examples, the specific implementation mode of the present invention is further described.Following embodiment is only
For clearly illustrating technical scheme of the present invention, and not intended to limit the protection scope of the present invention.
Embodiment 1：
If Fig. 1 to 7 show a kind of embodiment of the broaching tool of quincunx splined hole of the present invention, including by the first collet section
2, neck section 3, lead-in cable 4, broaching section 5, correction section 6, after lead section 7, end segment 8 is sequentially connected the integrated body of rod of composition,
It is arranged with a number of quincunx cutting tooth 10 in the broaching section 5, a number of plum blossom is arranged in the correction section 6
Shape corrects tooth 11, and the tooth top of the quincunx cutting tooth 10 is equipped with chip dividing groove P, and two neighboring quincunx cutting tooth 10 in an axial direction
On chip dividing groove shift to install, the increase according to the outer diameter of quincunx cutting tooth of the rise per tooth of the quincunx cutting tooth 10, tooth
Top width is cumulative and is segmented and successively decreases, and the end of the broaching tool end segment 8 axially offers one section of fuel feed hole 12, in the correction section 6
The oil outlet 13 for being connected to the fuel feed hole 12 is radially offered between two neighboring quincunx correction tooth 11, the fuel feed hole 12
Aperture is equipped with oil nozzle 14.
In above-mentioned technical proposal, the increase according to the outer diameter of quincunx cutting tooth of the rise per tooth of quincunx cutting tooth 10, tooth
Top width is cumulative and is segmented and successively decreases, so that keeping equilibrium and the stabilization of each tooth cutting force during broaching；Meanwhile it drawing
The end of knife end segment 8 axially offers one section of fuel feed hole 12, in the correction section 6 two neighboring quincunx correction tooth 11 it
Between radially offer the oil outlet 13 for being connected to the fuel feed hole 12, in this way broaching when quincunx correction tooth 11 and splined hole between shape
At closed space in by fueller 22 provide lubricating oil, so as to improve broaching correction tooth work when lubricious strip
Part, one side improve the surface quality of broaching, on the other hand decrease the abrasion of correction tooth, are conducive to increase broaching tool
Service life.
In addition, the tooth top of quincunx cutting tooth 10 is staggeredly provided with chip dividing groove Q, P, appearance bits chip removal condition can be improved, prevented
It squeezes bits and broaching tool 1 is caused to fracture.
Installation, centering in order to facilitate broaching tool 1, can also be arranged transition guiding between the neck section 3 and lead-in cable 4
Section 9.
As a further improvement, a kind of broaching tool of quincunx splined hole of the present invention further includes being sequentially connected with the body of rod
Ultrasonic variable amplitude bar 19, ultrasonic transducer 20, the first collet section 2 on the body of rod connects ultrasonic variable amplitude bar 19, institute
State one end that ultrasonic variable amplitude bar 19 connects ultrasonic transducer 20, the other end of the ultrasonic transducer 20 be equipped with for
The second collet section 21 that the main shaft 29 of broaching machine is connected.
The setting of ultrasonic variable amplitude bar 19, ultrasonic transducer 20 on the body of rod of above-mentioned broaching tool 1 so that when broaching tool 1 is broached
Realize that ultrasonic vibration broaching, the surface quality of quincunx splined hole 32 that is more efficient, broaching out of broaching are more preferable.
As the optimization to quincunx cutting tooth 10, the flank side clearance δ of the quincunx cutting tooth 10 is 1.5~2 °,
And there are the land of R+0.2mm wide (wherein R is tooth top both sides radius of corner), it can ensure quincunx 10 intensity of cutting tooth
On the basis of, it reduces flank and processes the friction of part, extend the broaching tool service life.
In the present invention, the chip dividing groove P is V-arrangement chip dividing groove.
Preferably, the V-arrangement chip dividing groove is the V-arrangement chip dividing groove with 5 ° of relief angles.
As a preferred embodiment of the present invention, the aperture of the oil outlet 13 is 0.2~0.8mm.
Above-mentioned oil outlet 13 uses smaller aperture, is conducive to broaching tool and keeps higher intensity.
Embodiment:2：
The broaching work of quincunx splined hole is processed using the broaching tool of the quincunx splined hole of embodiment 1 as Fig. 1 to 7 is shown
The embodiment of skill, comprises the technical steps that：
Preparation before step 1, processing：Install the fuel feed hole of the broaching tool 1 for quincunx splined hole additional in advance on broaching machine 28
The fueller 22 of 12 fuel feeding, the controller 30 for controlling 22 fuel feeding of fueller；The fueller 22 passes through fuel feeding
Oil circuit 16 and the solenoid valve 31 being serially connected on the oil circuit 16 connect the oil nozzle 14 on fuel feed hole 12；Meanwhile broaching machine 1 with
Press head is set in moving frame, oil circuit is respectively set in 1 bed body of broaching machine and releases the button 17 and oil circuit close button 18, and the oil
Road release the button 17 and oil circuit close button 18 be arranged on the path that when broaching tool 1 is broached press head 15 passes through so that press head
15 with oil circuit release the button 17 or oil circuit close button 18 contact when, can respectively by the oil circuit release the button 17 or oil circuit close
Button 18 is closed to press；The solenoid valve 31, oil circuit 17, oil circuit close button 18 of releasing the button are connected with controller 30；
Step 2, the installation for processing part 27 and broaching tool 1：Processing part 27 with quincunx splined hole is installed to drawing
On bed 28, and install broaching tool 1；
When step 3, broaching, opens ultrasonic transducer 20 and carry out ultrasonic activation broaching.
Above-mentioned press head 15 can be arranged on tail end arbitrary-movement articulator 24, can also be arranged on front end arbitrary-movement articulator 25.
In above-mentioned Broaching Technology, quincunx splined hole 32 is broached using ultrasonic activation, can effectively improve broaching
The surface quality of efficiency and broaching, while being designed by special broaching tool fuel feed hole so that broaching timing is being carried out, in plum blossom
Shape corrects in the closed space formed between tooth and splined hole and provides lubricating oil by fueller, to which carry out portion improves drawing
The surface quality cut decreases abrasion, improves the service life of broaching tool.
Include being sequentially connected the body of rod of broaching tool 1 to surpass in the installation procedure of the broaching tool in the step 2 in the present invention
Sound wave amplitude transformer 19, ultrasonic transducer 20, and by the main shaft 29 of the second collet section 21 and broaching machine on ultrasonic transducer 20
It is connected.
In the present invention, in the preparatory process before the processing of the step 1, the oil circuit release the button 17 position according to by
Pressure head 15 press oil circuit release the button 17 when broaching tool 1 correction section 6 be exactly in correction processing operation initial position mode it is true
Fixed, the correction section 6 of broaching tool 1 is just when oil circuit close button 18 is pressed in the position of the oil circuit close button 18 according to press head 15
Mode in correction processing operation end position determines.
In order to improve the reliability that press head 15 carries out pressing operation, idler wheel 23 is connected on the press head 15.
In order to improve the effect of lubrication, the fueller 22 is high-pressure oil pump.
In the present invention, in the preparatory process before the processing of the step 1, the fuel feed hole of broaching tool 1 is located in 1 bed body of broaching machine
1 periphery of broaching tool of 12 positions, which also adds, prevents the protective cover of lubricating oil splash in fuel feed hole 12 from (wherein, not drawn in protective cover figure
Go out).
In the present invention, the controller 30 is PLC controller.
In the present embodiment, processing part 27 is mounted on the fixed frame 26 of broaching machine 1.When broaching, the main shaft 29 of broaching machine drives
Broaching tool 1 and the tail end arbitrary-movement articulator 24 being arranged in 28 bed body of broaching machine, front end arbitrary-movement articulator 25 are together to 29 end side of the main shaft of broaching machine
To the mobile spline internal broaching for realizing processing part 27, it is moved to its quincunx correction tooth 11 in broaching tool 1 and enters spline hole site
When, the press head 15 on arbitrary-movement articulator presses oil circuit and releases the button 17, and controller 30 obtains the solenoid valve on oil circuit 16 after signal
31 open, and interior cooling and lubrication is carried out to quincunx correction tooth 11 and splined hole, and at the end of correction, press head 15 presses oil circuit pass
Button 18 is closed, controller 30 controls solenoid valve 31 and closes oil circuit 16.
Broaching tool 1 in the present embodiment increases timeliness destressing treatment process during fabrication, compared to conventional broaching tool, by into
The ice-cold sizing treatment of row, improves the precision and non-deformability of broaching tool.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of broaching tool of quincunx splined hole, which is characterized in that including by the first collet section, neck section, lead-in cable, broaching
Section, correction section, after lead section, end segment is sequentially connected the integrated body of rod of composition, be arranged in the broaching section a number of
Quincunx cutting tooth, be arranged with a number of quincunx correction tooth, the tooth of the quincunx cutting tooth in the correction section
Top edge is axially arranged with chip dividing groove, and the chip dividing groove in two neighboring quincunx cutting tooth shifts to install, the quincunx cutting tooth
Rise per tooth according to the increase of outer diameter of quincunx cutting tooth, tooth top width is cumulative and is segmented and successively decreases, the end of the broaching tool end segment
Portion axially offers one section of fuel feed hole, is radially offered described in connection between two neighboring quincunx correction tooth in the correction section
The aperture of the oil outlet of fuel feed hole, the fuel feed hole is equipped with oil nozzle.
2. a kind of broaching tool of quincunx splined hole according to claim 1, which is characterized in that further include with the body of rod according to
Ultrasonic variable amplitude bar, the ultrasonic transducer of secondary connection, the first collet section on the body of rod connects ultrasonic variable amplitude bar, described
Ultrasonic variable amplitude bar connects one end of ultrasonic transducer, and the other end of the ultrasonic transducer is equipped with for the master with broaching machine
The second collet section that axis is connected.
3. a kind of broaching tool of quincunx splined hole according to claim 1, which is characterized in that the quincunx cutting tooth
Flank side clearance is 1.5~2 °.
4. a kind of broaching tool of quincunx splined hole according to claim 1, which is characterized in that the chip dividing groove is V-arrangement point
Consider slot to be worth doing.
5. a kind of broaching tool of quincunx splined hole according to claim 1, which is characterized in that the aperture of the oil outlet is
0.2~0.8mm.
6. a kind of broaching tool using the quincunx splined hole as described in any one of claim 1 to 5 processes quincunx splined hole
Broaching Technology, which is characterized in that comprise the technical steps that：
Preparation before step 1, processing：Install the confession of the fuel feed hole fuel feeding of the broaching tool for quincunx splined hole additional in advance on broaching machine
Oily device, the controller for controlling fueller fuel feeding；The fueller is by the oil circuit of fuel feeding and is serially connected in described
The oil nozzle on solenoid valve connection fuel feed hole on oil circuit；Meanwhile press head is set on the arbitrary-movement articulator of broaching machine, in broaching machine bed body
Oil circuit is respectively set to release the button and oil circuit close button, and the oil circuit is released the button and is arranged in broaching tool with oil circuit close button
On the path that press head passes through when broaching so that when press head is released the button with oil circuit or oil circuit close button contacts, can distinguish
The oil circuit is released the button or oil circuit close button is pressed；The solenoid valve, oil circuit are released the button, oil circuit close button is equal
It is connected with controller；
Step 2, the installation for processing part and broaching tool：Processing part with quincunx splined hole is installed on broaching machine, and is pacified
Install broaching tool；
When step 3, broaching, opens ultrasonic transducer and carry out ultrasonic activation broaching.
7. a kind of Broaching Technology of quincunx splined hole of processing according to claim 6, which is characterized in that the step 2
In broaching tool installation procedure in, include that the body of rod of broaching tool has been sequentially connected ultrasonic variable amplitude bar, ultrasonic transducer, and will
The second collet section on ultrasonic transducer is connected with the main shaft of broaching machine.
8. a kind of Broaching Technology of quincunx splined hole of processing according to claim 6, which is characterized in that the step 1
Processing before preparatory process in, broaching tool when oil circuit is released the button is pressed in the position that the oil circuit is released the button according to press head
The mode that correction section is exactly in correction processing operation initial position determines that the position of the oil circuit close button is according to press head
When pressing oil circuit close button the correction section of broaching tool be exactly in correction processing operation end position mode determine.
9. a kind of Broaching Technology of quincunx splined hole of processing according to claim 6, which is characterized in that the press head
On be connected with idler wheel, the fueller is high-pressure oil pump.
10. a kind of Broaching Technology of quincunx splined hole of processing according to claim 6, which is characterized in that the step 1
Processing before preparatory process in, in broaching machine bed body positioned at broaching tool oil inlet hole site broaching tool periphery also add prevent into
The protective cover that lubricating oil in oil hole splashes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810453735.8A CN108453306B (en) | 2018-05-14 | 2018-05-14 | Broach and broaching process for quincuncial spline hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810453735.8A CN108453306B (en) | 2018-05-14 | 2018-05-14 | Broach and broaching process for quincuncial spline hole |
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| Publication Number | Publication Date |
|---|---|
| CN108453306A true CN108453306A (en) | 2018-08-28 |
| CN108453306B CN108453306B (en) | 2024-02-02 |
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| CN201810453735.8A Active CN108453306B (en) | 2018-05-14 | 2018-05-14 | Broach and broaching process for quincuncial spline hole |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN109277645B (en) * | 2018-11-05 | 2020-04-10 | 中国航发成都发动机有限公司 | Broaching machining method for rectangular internal spline of titanium alloy thin-wall part |
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