CN109342000A - A kind of deep hole machining vibration test platform - Google Patents
A kind of deep hole machining vibration test platform Download PDFInfo
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- CN109342000A CN109342000A CN201811450292.3A CN201811450292A CN109342000A CN 109342000 A CN109342000 A CN 109342000A CN 201811450292 A CN201811450292 A CN 201811450292A CN 109342000 A CN109342000 A CN 109342000A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/06—Multidirectional test stands
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/025—Measuring arrangements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- General Physics & Mathematics (AREA)
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of deep hole machining vibration test platforms, are related to Deep-Hole Drilling Technology testing field, including lathe, are sequentially installed with exciting module, intermediate module and feeding module from left to right on lathe；By the mutual cooperation of exciting module, intermediate module and feeding module effect realize drilling rod under workpiece difference rotary state composite condition, carry out twisting vibration load test, axial vibration load test, radial vibration, biradial vibrate four test in appoint individual event, Ren Liangxiang, wantonly three or wantonly four be combined test, to expand the whole range of Parameter adjustable of test platform, the functionality of test platform is increased.
Description
Technical field
The present invention relates to outsides in Deep-Hole Drilling Technology testing field more particularly to drilling rod there are under conditions of cutting fluid,
It realizes and a kind of deep hole machining vibration test platform tested is vibrated to drilling rod.
Background technique
In deep hole processing system, due to the complexity of cutting process, drilling rod during the cutting process by cutting fluid disturbance,
The influence of the factors such as radial vibration, axial vibration and twisting vibration is bored so that the machining accuracy of drilling rod is difficult to control in order to improve
The machining accuracy of bar determines that each factor sequence for influencing drilling rod susceptibility has become certainty, but due to work in actual processing
The volume of part and drilling rod is very big, directly carries out test and not only results in serious waste, and experimental condition is also difficult to realize, because
This build it is a kind of during deep hole machining can the various operating conditions of dynamic analog experiment porch it is imperative.
Chinese patent CN203858109U discloses a kind of experiment porch to machine tool chief axis mix-loaded, by being fixed on
Axial direction, radial loading device on lathe bed load loading bar, by the magnetic powder vibrator that is fixed on lathe bed to main shaft
End is loaded, and is realized the axial direction to machine tool chief axis, is radially and circumferentially loaded, and is realized and is loaded to the fixed position of main shaft.
Chinese patent CN207066741U discloses a kind of loading experimental apparatus for simulating Tool in Cutting power, by installation
Apply the load on three directions in the load bar on following loading platform, adjusts the thrust bolt of three-dimensional loading device to realize pair
The multi-stage loading of load bar, and then realize the simulation to Tool in Cutting power.
Summary of the invention
It is an object of that present invention to provide a kind of deep hole machining vibration test platforms；The technology taken in order to achieve the above objectives
Scheme is:
A kind of deep hole machining vibration test platform, including lathe, are sequentially installed with exciting module, centre from left to right on lathe
Module and feeding module；
The exciting module includes the left sliding rail being arranged on lathe, and the left sliding rail is arranged in left-right direction, on left sliding rail
First base and second base are slidably connected, reverse vibration generator, the output shaft of reverse vibration generator are fixed in first base
On be connected with expansion set shaft coupling for coaxially connected drilling rod, first mode vibration excitor, the second mould are fixed in second base
The mandril of state vibration excitor and third modality vibration exciter, the first mode vibration excitor is arranged in left-right direction, and first mode swashs
The mandril of vibration device is directed toward the setting of expansion set shaft coupling direction, the mandril of the second mode vibration excitor and the top of third modality vibration exciter
Bar is perpendicularly oriented to drilling rod setting, and the mandril of the mandril of second mode vibration excitor and third modality vibration exciter is perpendicular；
The intermediate module includes the spindle box being fixed on lathe, is rotatably connected on spindle box and is arranged in left-right direction
Main shaft is mounted on chuck in the left end of main shaft and right end, and the centre bore being arranged in left-right direction, work are equipped at the center of main shaft
Part crosses the centre bore of main shaft, is fixed by left and right chuck, is equipped with oil sealing device in the left end of workpiece, sets in the right end of workpiece
There is oil head, right sliding rail is fixed on the lathe on the right side of spindle box, third pedestal, oil head are slidably connected on right sliding rail
It is fixed on third pedestal；It is rotatably connected to driving pulley at the top of spindle box, the motor of rotational power is provided for driving pulley,
It is fixed with driven pulley on main shaft, transmission belt is equipped between driving pulley and driven pulley；
The feeding module is slidably connected on right sliding rail, and the main shaft electricity for driving drilling rod to rotate is fixed on feeding module
Machine.
Preferably, the first dovetail guide is equipped in second base, the first dovetail guide is along third modality vibration exciter
The setting of mandril direction, slidably connects the first dovetail slide, second mode vibration excitor is fixed on first on the first dovetail guide
On dovetail slide；In second base be equipped with the second dovetail guide, the second dovetail guide along second mode vibration excitor mandril
Direction setting, slidably connects the second dovetail slide, third modality vibration exciter is fixed on the second dovetail on the second dovetail guide
On slide.
Preferably, the rack gear being arranged in left-right direction is equipped in left sliding rail bottom, in first base and second base
It is rotatably connected to the gear being meshed with rack gear, is respectively and fixedly provided in first base and second base for being rotated with moving gear
Servo motor.
Preferably, the both ends of the main shaft are rotatablely connected by rolling bearing and spindle box, in the left end or the right side of main shaft
End is rotatablely connected by a pair of of thrust bearing and spindle box.
Preferably, centre frame, the centre frame packet are slidably connected on the right sliding rail between spindle box and third pedestal
The 4th pedestal is included, left arm and right arm is extended with upwards in the 4th base top, left wheel is rotatably connected on left arm, in right arm
On be rotatably connected to right idler wheel, the 4th base top be equipped with wedge mount, adjusting rod, rotation adjusting lever is to adjust wedge mount or more
It is mobile, bottom idler wheel is rotatably connected on wedge mount, left wheel, right idler wheel and the interaction of bottom idler wheel play support to workpiece and make
With.
Preferably, fluid-flywheel clutch, retarder and shaft coupling transmission connection are passed sequentially through between motor and driving pulley.
The advantageous effect of present invention is that: made by the mutual cooperation of exciting module, intermediate module and feeding module
With realizing in drilling rod under workpiece difference rotary state composite condition, progress twisting vibration load test, axial vibration are loaded
Test, radial vibration, biradial vibrate four test in appoint individual event, Ren Liangxiang, wantonly three or wantonly four be combined examination
It tests, so that the whole range of the Parameter adjustable for expanding test platform, increases the functionality of test platform.
Compact overall structure, size greatly reduces compared with existing deep hole working machine, has not only saved space, simultaneously
Also reduce experimentation cost.
Control of the servo motor to rack-and-pinion, it is ensured that Real-time and Dynamic Detection is carried out to the constant cross-section of drilling rod, is improved
The accuracy of test.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is in Fig. 1 along A direction view；
Fig. 3 is in Fig. 1 along line B-B cross-sectional view；
Fig. 4 is in Fig. 1 along line C-C cross-sectional view.
Specific embodiment
The present invention is further described with reference to the accompanying drawing.
As shown in Figures 1 to 4, the present invention includes lathe 1, be sequentially installed with from left to right on lathe 1 exciting module, in
Between module and feeding module 302；
The exciting module includes the left sliding rail 112 being arranged on lathe 1, and the left sliding rail 1012 is arranged in left-right direction,
First base 111 and second base 110 are slidably connected on left sliding rail 1012, is fixed with torsional excitation in first base 111
Device 101 is connected with the expansion set shaft coupling 102 for coaxially connected drilling rod 104 on the output shaft of reverse vibration generator 101, second
It is fixed with first mode vibration excitor 103, second mode vibration excitor 108 and third modality vibration exciter 105 on pedestal 109, described
The mandril of one modality vibration exciter 103 is arranged in left-right direction, and the mandril of first mode vibration excitor 103 is directed toward expansion set shaft coupling
The setting of 102 directions, the mandril of the second mode vibration excitor 108 and the mandril of third modality vibration exciter 105 are perpendicularly oriented to bore
Bar 104 is arranged, and the mandril of the mandril of second mode vibration excitor 108 and third modality vibration exciter 105 is perpendicular；
The intermediate module includes the spindle box 212 being fixed on lathe 1, is rotatably connected on spindle box 212 along right and left
To the main shaft 214 of setting, it is mounted on chuck 215 in the left end of main shaft 214 and right end, is equipped at the center of main shaft 214 along a left side
The centre bore of right direction setting needs the workpiece for carrying out deep hole machining 208 to cross the centre bore of main shaft 214, and passes through left and right card
Disk 215 is fixed, and is equipped with oil sealing device 216 in the left end of workpiece 208, oil head 209 is equipped in the right end of workpiece 208, in master
It is fixed with right sliding rail 303 on the lathe 1 on 212 right side of axle box, slidably connects third pedestal 210, oil head on right sliding rail 303
209 are fixed on third pedestal 210；It is rotatably connected to driving pulley 205 at the top of spindle box 212, is provided for driving pulley 205
The motor 201 of rotational power, is fixed with driven pulley 213 on main shaft 214, between driving pulley 205 and driven pulley 213
Equipped with transmission belt；Fluid-flywheel clutch 202, retarder 203 and shaft coupling are passed sequentially through between the motor 201 and driving pulley 205
Device 204 is sequentially connected.
The feeding module 302 is slidably connected on right sliding rail 303, is fixed on feeding module 302 and is bored for driving
The spindle motor 301 that bar 104 rotates.
As shown in Figure 1, the centering to drilling rod in order to realize second mode vibration excitor 108 and third modality vibration exciter 105
It adjusts, the first dovetail guide 107 is equipped in second base 109, the first dovetail guide 107 is along third modality vibration exciter 105
Mandril direction setting, as along vertical paper direction be arranged, slidably connect the first dovetail on the first dovetail guide 107
Slide 106, second mode vibration excitor 105 are fixed on the first dovetail slide 106；The second dovetail is equipped in second base 109
Guide rail, the second dovetail guide are arranged along the mandril direction of second mode vibration excitor 108, are as placed in the vertical direction,
The second dovetail slide is slidably connected on second dovetail guide, third modality vibration exciter 105 is fixed on the second dovetail slide.
The rack gear being arranged in left-right direction is equipped in left 112 bottom of sliding rail, in first base 111 and second base 109
It is rotatably connected to the gear 110 being meshed with rack gear, is respectively and fixedly provided in first base 111 and second base 109 for band
The servo motor 113 of moving gear rotation.
Further, the both ends of the main shaft 214 are rotatablely connected by rolling bearing 207 and spindle box 212, on the right side of main shaft
End is rotatablely connected by a pair of of thrust bearing 206 with 212 casees realizations of main shaft, to prevent 214 axial float of main shaft.
As shown in figure 4, slidably connecting centre frame on right sliding rail 303 between spindle box 212 and third pedestal 210
211, the centre frame 211 includes the 4th pedestal 225, is extended with left arm 219 and right arm 222 upwards at 225 top of the 4th pedestal,
It is rotatably connected to left wheel 220 on left arm 219, right idler wheel 221 is rotatably connected on right arm 222, is pushed up in the 4th pedestal 225
Portion is equipped with wedge mount 217, wedge block 223, adjusting rod 224, and rotation adjusting lever 224 is moved up and down with adjusting wedge mount 217, in wedge
Bottom idler wheel 218 is rotatably connected on shape seat 217, left wheel 220, right idler wheel 221 and the interaction of bottom idler wheel 218 are to workpiece 208
It plays a supportive role.
In the present invention, (1) reverse vibration generator 101 is that magnetic powder brake passes through the drive drilling rod of center expansion set shaft coupling 102
104 generate twisting vibration, realize the twisting vibration load test of drilling rod 104.(2) the mandril effect of first mode vibration excitor 103
On center expansion set shaft coupling 102, center expansion set shaft coupling 102 is connect with drilling rod 104, and drilling rod 104 is made to generate axial vibration, from
And realize the axial vibration load test of drilling rod 104.(3) mandril of second mode vibration excitor 108 and third modality vibration exciter 105
It acts on drilling rod 104, so that drilling rod 104 is generated radial vibration, to realize the radial vibration load test of drilling rod 104.(4) electric
Machine 201 drives main shaft 214 and workpiece 208 to rotate by the transmission effect between driving pulley 205, driven pulley 213.(5) main
Spindle motor 301 drives drilling rod 104 to rotate.(6) feeding module 302, first base 111, second base 110,210 and of third pedestal
Centre frame 211, which synchronizes, to be moved left and right.
It is tested in the following several ways at work:
1, drilling rod 104 rotation and workpiece 208 does not rotate, cutting fluid is passed through award oily device 209 entrance enter deep hole of workpiece and bore
Gap between on the outside of bar and form outer cutting pendular ring border, interior cutting pendular ring border is formed by the injection of cutting fluid in drilling rod,
To guarantee 104 medial and lateral of drilling rod simultaneously containing the effect of cutting fluid, finally opening spindle motor 301 makes drilling rod 104 generate rotation
Speed sets the feed speed of drilling rod 104 by feeding module 302, opens simultaneously servo motor 113, provides electric control letter
Number, it is consistent revolving speed of the gear 110 on rack gear and the feed speed of drilling rod 104, starts to carry out deep hole machining vibration examination
It tests.
Then four twisting vibration load test, axial vibration load test, radial vibration, biradial vibration tests are carried out
In appoint individual event, Ren Liangxiang, wantonly three or wantonly four be combined test.
2, drilling rod 104 does not rotate and workpiece 208 rotates, and cutting fluid is passed through and awards the entrance of oily device 209 and enters deep hole of workpiece
Drilling rod on the outside of between gap and form outer cutting pendular ring border, interior cutting pendular ring is formed by the injection of cutting fluid in drilling rod
Border, to guarantee 104 medial and lateral of drilling rod simultaneously containing the effect of cutting fluid, finally opening motor 201 makes workpiece 208 generate rotation
Speed sets the feed speed of drilling rod 104 by feeding module 302, opens simultaneously servo motor 113, provides electric control letter
Number, it is consistent revolving speed of the gear 110 on rack gear and the feed speed of drilling rod 104, starts to carry out deep hole machining vibration examination
It tests.
Then four twisting vibration load test, axial vibration load test, radial vibration, biradial vibration tests are carried out
In appoint individual event, Ren Liangxiang, wantonly three or wantonly four be combined test.
3, drilling rod 104 and workpiece 208 rotate simultaneously, cutting fluid is passed through award oily device 209 entrance enter deep hole of workpiece with
Gap between on the outside of drilling rod and form outer cutting pendular ring border, interior cutting pendular ring is formed by the injection of cutting fluid in drilling rod
Border, to guarantee 104 medial and lateral of drilling rod simultaneously containing the effect of cutting fluid, finally opening spindle motor 301 generates drilling rod 104
Velocity of rotation, opening motor 201 makes workpiece 208 generate velocity of rotation, and the feeding of drilling rod 104 is set by feeding module 302
Speed opens simultaneously servo motor 113, provides electric control signal, make revolving speed of the gear 110 on rack gear and drilling rod 104 into
It is consistent to speed, starts to carry out deep hole machining vibration test.
Then four twisting vibration load test, axial vibration load test, radial vibration, biradial vibration tests are carried out
In appoint individual event, Ren Liangxiang, wantonly three or wantonly four be combined test.
It is realized by the mutual cooperation effect of exciting module, intermediate module and feeding module 302 in drilling rod 104 and workpiece
Under 208 different rotary state composite conditions, twisting vibration load test, axial vibration load test, radial vibration, double diameters are carried out
To vibration four test in appoint individual event, Ren Liangxiang, wantonly three or wantonly four be combined test, thus expand test put down
The whole range of the Parameter adjustable of platform, increases the functionality of test platform.
Compact overall structure, size greatly reduces compared with existing deep hole working machine, has not only saved space, simultaneously
Also reduce experimentation cost.
Control of the servo motor 113 to 110 rack gear of gear, it is ensured that dynamic in real time is carried out to the constant cross-section of drilling rod 104 and is examined
It surveys, improves the accuracy of test.
If the words such as " first ", " second " are used herein come if limiting components, those skilled in the art are answered
This knows: the use of " first ", " second " is intended merely to facilitate the description present invention and simplifies description, does not in addition state such as,
Above-mentioned word has no special meaning.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
But these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (6)
1. a kind of deep hole machining vibration test platform, which is characterized in that including lathe, be sequentially installed with from left to right on lathe
Exciting module, intermediate module and feeding module；
The exciting module includes the left sliding rail being arranged on lathe, and the left sliding rail is arranged in left-right direction, on left sliding rail
First base and second base are slidably connected, reverse vibration generator, the output shaft of reverse vibration generator are fixed in first base
On be connected with expansion set shaft coupling for coaxially connected drilling rod, first mode vibration excitor, the second mould are fixed in second base
The mandril of state vibration excitor and third modality vibration exciter, the first mode vibration excitor is arranged in left-right direction, and first mode swashs
The mandril of vibration device is directed toward the setting of expansion set shaft coupling direction, the mandril of the second mode vibration excitor and the top of third modality vibration exciter
Bar is perpendicularly oriented to drilling rod setting, and the mandril of the mandril of second mode vibration excitor and third modality vibration exciter is perpendicular；
The intermediate module includes the spindle box being fixed on lathe, is rotatably connected on spindle box and is arranged in left-right direction
Main shaft is mounted on chuck in the left end of main shaft and right end, and the centre bore being arranged in left-right direction, work are equipped at the center of main shaft
Part crosses the centre bore of main shaft, is fixed by left and right chuck, is equipped with oil sealing device in the left end of workpiece, sets in the right end of workpiece
There is oil head, right sliding rail is fixed on the lathe on the right side of spindle box, third pedestal, oil head are slidably connected on right sliding rail
It is fixed on third pedestal；It is rotatably connected to driving pulley at the top of spindle box, the motor of rotational power is provided for driving pulley,
It is fixed with driven pulley on main shaft, transmission belt is equipped between driving pulley and driven pulley；
The feeding module is slidably connected on right sliding rail, and the main shaft electricity for driving drilling rod to rotate is fixed on feeding module
Machine.
2. deep hole machining vibration test platform according to claim 1, which is characterized in that be equipped with first in second base
Dovetail guide, the first dovetail guide are arranged along the mandril direction of third modality vibration exciter, the company of sliding on the first dovetail guide
It is connected to the first dovetail slide, second mode vibration excitor is fixed on the first dovetail slide；The second dovetail is equipped in second base
Guide rail, the second dovetail guide are arranged along the mandril direction of second mode vibration excitor, slidably connect on the second dovetail guide
Second dovetail slide, third modality vibration exciter are fixed on the second dovetail slide.
3. deep hole machining vibration test platform according to claim 1 or 2, which is characterized in that be equipped in left sliding rail bottom
The rack gear being arranged in left-right direction is rotatably connected to the gear being meshed with rack gear in first base and second base,
The servo motor for rotating with moving gear is respectively and fixedly provided in first base and second base.
4. deep hole machining vibration test platform according to claim 3, which is characterized in that the both ends of the main shaft pass through rolling
Dynamic bearing and spindle box are rotatablely connected, and pass through a pair of of thrust bearing in the left end of main shaft or right end and spindle box is rotatablely connected.
5. deep hole machining vibration test platform according to claim 3, which is characterized in that spindle box and third pedestal it
Between right sliding rail on slidably connect centre frame, the centre frame includes the 4th pedestal, is extended with upwards in the 4th base top
Left arm and right arm, are rotatably connected to left wheel on left arm, and right idler wheel is rotatably connected on right arm, set in the 4th base top
There are wedge mount, adjusting rod, rotation adjusting lever is moved up and down to adjust wedge mount, and bottom idler wheel is rotatably connected on wedge mount, left
Idler wheel, right idler wheel and the interaction of bottom idler wheel play a supportive role to workpiece.
6. deep hole machining vibration test platform according to claim 5, which is characterized in that between motor and driving pulley according to
It is secondary to be sequentially connected by fluid-flywheel clutch, retarder and shaft coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811450292.3A CN109342000B (en) | 2018-11-30 | 2018-11-30 | Deep hole processing vibration test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811450292.3A CN109342000B (en) | 2018-11-30 | 2018-11-30 | Deep hole processing vibration test platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109342000A true CN109342000A (en) | 2019-02-15 |
| CN109342000B CN109342000B (en) | 2023-08-15 |
Family
ID=65319458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811450292.3A Active CN109342000B (en) | 2018-11-30 | 2018-11-30 | Deep hole processing vibration test platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109342000B (en) |
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|---|---|---|---|---|
| CN1967202A (en) * | 2005-11-15 | 2007-05-23 | 中国石油大学(北京) | Petroleum drilling pipe shocking and sliding wear tester |
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| CN204556203U (en) * | 2015-02-10 | 2015-08-12 | 中国石油大学(华东) | The axial vibration of a kind of oil drilling pipe post subtracts friction loss characteristic indoor experimental apparatus |
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| Publication number | Publication date |
|---|---|
| CN109342000B (en) | 2023-08-15 |
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