CN107576299A - Detection means for ball screw assembly, - Google Patents
Detection means for ball screw assembly, Download PDFInfo
- Publication number
- CN107576299A CN107576299A CN201710879745.3A CN201710879745A CN107576299A CN 107576299 A CN107576299 A CN 107576299A CN 201710879745 A CN201710879745 A CN 201710879745A CN 107576299 A CN107576299 A CN 107576299A
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- 238000001514 detection method Methods 0.000 title claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 230000010355 oscillation Effects 0.000 claims abstract description 20
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 238000012544 monitoring process Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000006698 induction Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
It is easy to operate the invention provides the detection means for ball screw assembly, the oscillation backlash and moment of friction of ball screw assembly, are can detect, precision is high；Including oscillation backlash detection means, moment of friction detection means, first workbench of the oscillation backlash detection means including the first frame and thereon, on first workbench push cylinder is provided with below first through hole, push cylinder connects the first placement mechanism, and leading screw is set to be installed in through the first workbench and screw in first through hole, leading screw external part both sides, which are provided with, surveys axle, surveys axis connection leverage, is provided with outside leading screw and surveys pen；Moment of friction detection means includes second workbench of the second frame and its underpart, working plate is installed in the second frame above the second placement mechanism on second workbench, and it is connected with the second frame top lift cylinder, working plate is provided with servomotor, torque sensor, the ball spline being connected, spline interlinked mechanism is connected with below ball spline, and is equipped with leading screw.
Description
Technical field
The present invention relates to ball screw assembly, technical field, particularly for the detection means of ball screw assembly,.
Background technology
Ball screw assembly, is actuated element most-often used on machine tool and precision optical machinery, and its major function is to rotate
Motion conversion linear movement, or moment of torsion is converted into axial repeated action power, while have high accuracy, invertibity and high efficiency concurrently
The characteristics of, due to the frictional resistance with very little, ball screw assembly, is widely used in various industrial equipments and precision instrument, right
In high-accuracy lathe, ball screw assembly, is very crucial part, can effectively improve the positioning precision of lathe.
Wherein, the oscillation backlash of ball screw assembly, and moment of friction are the important performance parameters of ball screw assembly,
And directly influence the positioning precision of product, transmission efficiency, kinetic stability, service life etc., the first pendulum of ball screw assembly,
Dynamic clearance, i.e. channel gap difference of the steel ball between screw and leading screw, the standard of existing qualified oscillation backlash value are
0.32mm ~ 0.7mm, and the method for existing detection oscillation backlash has and detected by clearance gauge, is by steel ball and screw, leading screw
It is interior（Outside）Clearance gauge is filled between circle, by the difference of obtained clearance gauge thickness value, to draw the oscillation backlash value of ball screw assembly, but
It is that such a detection method is not only cumbersome, and accuracy of detection is not also high；And the survey of the moment of friction for ball screw assembly,
Amount, the development level of the ball screw assembly, of China's production at present compare also no small gap with foreign countries, except raw material and add
Outside the factors such as the precision of construction equipment, imperfect testing inspection means are also to restrict a major reason of its development.
The content of the invention
In view of the above-mentioned problems, the invention provides the detection means for ball screw assembly, its is easy to operate, can be quickly
The oscillation backlash and moment of friction of ball screw assembly, are detected, accuracy of detection is high.
Its technical scheme is such, it is characterised in that it includes the oscillation backlash detection means positioned at same station, rubbed
Moment measuring device is wiped, the oscillation backlash detection means includes the first frame, and first frame is provided with the first workbench,
First workbench is provided with first through hole, and first bottom of the frame below the first through hole is provided with push gas
Cylinder, the push cylinder is connected with the first placement mechanism for placing ball screw assembly, and makes the rolling by the push cylinder
The screw of ballscrew secondary leading screw through first workbench and the ball screw assembly, is installed in the first through hole
Interior, the opposite sides of the leading screw projecting end is equipped with survey axle, and the survey axis connection has leverage, and by loading cylinder
Driving, the corresponding leading screw outside surveyed at axle, which is provided with, surveys pen；The moment of friction detection means includes the second frame, institute
State the second frame lower and be provided with the second workbench, second workbench is provided with the second placement for placing the ball screw assembly,
Mechanism, is slidably fitted with working plate in second frame above second placement mechanism, and with the second frame top
The lift cylinder at end is connected, and is sequentially provided with servomotor, torque sensor, ball spline on the working plate from top to bottom,
And connected between each other by shaft coupling, spline interlinked mechanism is connected with by connecting rod below the ball spline, and with it is described
The leading screw of ball screw assembly, is equipped with.
It is further characterized by：
The first frame sidepiece below first workbench is fixed with the first connecting plate, on first connecting plate
Provided with the slide rail arranged to first workbench, first placement mechanism is slidably mounted on the slide rail；
First placement mechanism includes the first placement block being installed on the slide rail, and described first places block bottom connection institute
Push cylinder is stated, is connected with the first hollow mounting table on the first placement block, the leading screw bottom is put loaded on described first
Put in platform；
The leverage includes balancing weight, lever, pressure sensor, and the lever top connects the balancing weight, the thick stick
Bar bottom is connected after being connected with the pressure sensor with one end of the survey axle, leading screw described in the other end face for surveying axle
Outer wall, be connected by bearing pin with support plate one end after its intermediate part connection fixing block, the support plate other end connects with riser
Connect, the riser top connects the loading cylinder, and the riser bottom is connected to the first frame upper end portion, the loading
Cylinder is located at below the balancing weight, and lever bar portion described in its piston rod face；It is described survey the axle other end end face for institute
The corresponding arc surface of leading screw outside wall surface is stated, the survey axle of both sides surrounds the outer wall of the leading screw by corresponding arc surface
Face；
The pen body for surveying pen is set in the fixed plate on first workbench, and the nib for surveying pen, which is connected with, to be dialled
Dynamic device, the striking gear include the seat board being fixed on first workbench, are fixed with the seat board and stir cylinder,
The piston rod for stirring cylinder is connected with swinging plate, outer wall of the nib for surveying pen through the swinging plate and the leading screw
Face is in contact；The seat board is arranged on first workbench at the leading screw, and the seat board, swinging plate are L-shaped；
Second placement mechanism includes second and places block, and the second placement block is fixed on second workbench, described
Second placement block is provided with the second hollow mounting table, and the screw of the ball screw assembly, is loaded in second mounting table；
In second frame immediately below the lift cylinder along its length on be provided with line slideway, the working plate
It is installed on the sliding block one of the line slideway；
The spline interlinked mechanism includes the terminal pad through connection with the connecting rod, and the terminal pad bottom is connected with spline
Set, is set with supporting spring on the spline housing, lower supporting spring is connected with by bearing pin one on the upper supporting spring outer shroud end face, under described
Chassis is installed, the chassis is connected with one end close-fitting of bearing pin two, the other end and the spline of the bearing pin two on supporting spring
Gap is covered to be connected；
The chassis is in T fonts, and is installed on the lower supporting spring, and the center chassis is provided with the second through hole, the ball wire
The secondary leading screw end set of thick stick is in second through hole；Hole on the spline housing is located at the second through hole on the chassis
On same center line, and the aperture in hole is more than the aperture of second through hole on the spline housing；
Mechanism for monitoring is connected with by the second connecting plate on the spline housing above the upper supporting spring, the mechanism for monitoring includes
The fixed mount being fixed in second frame and the displacement transducer being installed on the fixed mount, edge on the fixed mount
Its length direction is provided with guide rail, and one end of second connecting plate is connected on the spline housing, second connecting plate
The other end is installed on the sliding block two of the guide rail, is also connected on the sliding block two with one end of guide plate, the guide plate
The other end is set on the induction rod of institute's displacement sensors.
The invention has the advantages that oscillation backlash detection means, moment of friction detection means are located on same station, lead to
After crossing push cylinder and the leading screw of ball screw assembly, is installed in through the first workbench, screw in first through hole, the survey axle of both sides
Being coordinated by leverage, loading cylinder successively makes leading screw swing leading screw application loading force, then surveys pen and successively measure
The measured value that leading screw is swung, so as to go out the oscillation backlash of ball screw assembly, by measuring difference quick detection, pendulum is completed in detection
After dynamic clearance, ball-screw sub-quilt is transmitted and is installed in the second placement mechanism, and the lift cylinder plate that pushes the work forward vertically is transported up and down
Dynamic, the servomotor on working plate drives spline interlinked mechanism to rotate, and the leading screw of ball screw assembly, is matched somebody with somebody with spline interlinked mechanism
Close and set, then can be by servomotor precisely controlling displacement quantity, and moment of torsion can be monitored by torque sensor, so as to effectively measure
The moment of friction of ball screw assembly, measurement accuracy is high, and measurement sensitivity is also high.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the stereogram of oscillation backlash detection means；
Fig. 3 is the front view of oscillation backlash detection means；
Fig. 4 is the stereogram of moment of friction detection means；
Fig. 5 is the front view of moment of friction detection means；
Fig. 6 is the sectional view of spline interlinked mechanism.
Embodiment
As shown in Fig. 1 ~ Fig. 6, the present invention includes the oscillation backlash detection means positioned at same station, moment of friction detection dress
Put, oscillation backlash detection means includes the first frame 1, and the first frame 1 is provided with the first workbench 2, and the first workbench 2 is provided with
First through hole 3, push cylinder 4 is provided with positioned at the bottom of the first frame 1 of the lower section of first through hole 3, push cylinder 4 is connected with placement rolling
The first secondary placement mechanism of ballscrew, and by push cylinder 4 make the leading screw 5 of ball screw assembly, through the first workbench 2 and
The screw 6 of ball screw assembly, is installed in first through hole 3, and the opposite sides of the projecting end of leading screw 5, which is equipped with, surveys axle 7, surveys axle 7 and connects
Leverage is connected to, and is driven by loading cylinder 8, the corresponding outside of leading screw 5 surveyed at axle 7, which is provided with, surveys pen 9；
The sidepiece of the first frame 1 positioned at the lower section of the first workbench 2 is fixed with the first connecting plate 10, the first connecting plate 10 be provided with to
The slide rail 11 of first workbench 2 arrangement, the first placement mechanism are slidably mounted on slide rail 11；First placement mechanism includes being installed on
First on slide rail 11 places block 12, and first places block 12 bottom connection push cylinder 4, on the first placement block 12 be connected with it is hollow
The first mounting table 13, the bottom of leading screw 5 is loaded in the first mounting table 13；Leverage includes balancing weight 14, lever 15, pressure and passed
Sensor 16, the top of lever 15 connection balancing weight 14, the bottom of lever 15 connect after being connected with pressure sensor 16 with surveying one end of axle 7
Connect, survey the outer wall of the other end face leading screw 5 of axle 7, pass through bearing pin 18 and support plate 19 1 after the middle part connection fixing block 17 of lever 15
End connection, the other end of support plate 19 are connected with riser 20, and the top of riser 20 connection loading cylinder 8, the bottom of riser 20 is connected to first
The upper end of frame 1, loading cylinder 8 are located at the lower section of balancing weight 14, and its bar portion of piston rod face lever 15；Survey the other end of axle 7
End face is the arc surface corresponding with the outside wall surface of leading screw 5, and outer wall of the axle 7 by corresponding arc surface encirclement leading screw 5 is surveyed in both sides
Face；The pen body for surveying pen 9 is set in the fixed plate 21 on the first workbench 2, and the nib for surveying pen 9 is connected with striking gear,
Striking gear includes the seat board 22 being fixed on the first workbench 2, is fixed with seat board 22 and stirs cylinder 23, stirs cylinder 23
Piston rod is connected with swinging plate 24, and the nib for surveying pen 9 is in contact through swinging plate 24 with the outside wall surface of leading screw 5；Seat board 22 is set
On the first workbench 2 at the leading screw 5, seat board 22, swinging plate 24 are L-shaped.
As shown in Fig. 4 ~ Fig. 6, moment of friction detection means includes the second frame 25, and the bottom of the second frame 25 is provided with the second work
Make platform 26, the second workbench 26 is provided with the second placement mechanism for placing ball screw assembly, and second above the second placement mechanism
Be slidably fitted with working plate 27 in frame 25, i.e., in the second frame 25 immediately below lift cylinder 28 along its length on set
There is line slideway 29, working plate 27 is installed on the sliding block one of line slideway 29；The upper end of working plate 27 and the top of the second frame 25
Lift cylinder 28 be connected, servomotor 30, torque sensor 31, ball spline are sequentially provided with working plate 27 from top to bottom
32, and connected between each other by shaft coupling 33, the lower section of ball spline 32 is connected with spline interlinked mechanism by connecting rod 34, and with
The leading screw 5 of ball screw assembly, is equipped with.
Second placement mechanism includes second and places block 35, and the second placement block 35 is fixed on the second workbench 26, and second puts
Put block 35 and be provided with the second hollow mounting table 36, the screw 6 of ball screw assembly, is loaded in the second mounting table 36；Wherein, push
The table top of the first mounting table 13 and the table top of the second mounting table 36 before the push of cylinder 4 are located in same horizontal line；Spline interlocks
Mechanism includes the terminal pad 37 through connection with connecting rod 34, and the bottom of terminal pad 37 is connected with spline housing 38, is set with spline housing 38
There is a upper supporting spring 39, be connected with lower supporting spring 41 by 4 bearing pins 1 on the upper outer shroud end face of supporting spring 39, bottom is installed on lower supporting spring 41
Disk 42, chassis 42 are connected with upper supporting spring 39 by 12 bearing pins 2 43, i.e. chassis 42 and one end close-fitting of bearing pin 2 43 connects
Connect, the other end and the gap of spline housing 38 of bearing pin 2 43 are connected, and the gap length between bearing pin 2 43 and spline housing 38
The as oscillating quantity on chassis 42；Chassis 42 is in T fonts, and is installed on lower supporting spring 41, and the center of chassis 42 is provided with the second through hole 44,
The end set of leading screw 5 of ball screw assembly, is in the second through hole 44；Hole on spline housing 38 and the second through hole 44 on chassis 42
On same center line, and the aperture in hole is more than the aperture of the second through hole 44 on spline housing 38；The spline of the upper top of supporting spring 39
Mechanism for monitoring is connected with by the second connecting plate 45 on set 38, mechanism for monitoring includes the fixed mount 46 being fixed in the second frame 25
And the displacement transducer 47 on fixed mount 46 is installed on, guide rail 48 is provided with fixed mount 46 along its length, second connects
One end of fishplate bar 45 is connected on spline housing 38, and the other end of the second connecting plate 45 is installed on the sliding block 2 49 of guide rail 48, sliding
One end on block 2 49 also with guide plate 50 is connected, and the other end of guide plate 50 is set in the induction rod 51 of displacement transducer 47
On.
The course of work of the present invention is that the first placement mechanism is transported by push cylinder 4 along slide rail 11 to the first workbench 2
Dynamic, the fixing card of screw 6 of leading screw 5 through the first workbench 2 and the ball screw assembly, of ball screw assembly, is loaded on first through hole 3
It is interior, acted on respectively positioned at the loading cylinder 8 of the bar portion of lever 15 and promote lever 15, pass through lever principle, and pressure sensor 16
Monitoring, survey axle 7 and loading force 30N is applied to the outer wall of leading screw 5, then leading screw 5 swings, and stirs cylinder 23 and promotes swinging plate 24 to make survey
Pen 9 contacts the outer wall of leading screw 5, the measured value that the priority of pen 9 measures the swing of leading screw 5 is surveyed, so as to by measuring difference quick detection
Go out the oscillation backlash of ball screw assembly, and accuracy of detection is high；After oscillation backlash is completed in detection, ball screw assembly, passes through push cylinder
4 and first mounting table 13 return home position, then ball screw assembly, pass through the clamping jaw on production line（It is not drawn into figure）Quilt
Transmitting and be installed in the second placement mechanism, the plate 27 that pushes the work forward of lift cylinder 28 moves vertically along line slideway about 29,
Until the end of the leading screw 5 of ball screw assembly, is placed in second through hole 44 on chassis 42, the servomotor on subsequent working plate 27
30 drive spline interlinked mechanism to rotate, then can be by the precisely controlling displacement quantity of servomotor 30, and can pass through torque sensor 31
Moment of torsion is monitored, while mechanism for monitoring is connected with by the second connecting plate 45 on spline housing 38, is transported above and below spline interlinked mechanism
During dynamic, the connecting plate 45 of sliding block 2 49 and second also moves up and down therewith, and guide plate 50 is loaded on the sense of displacement transducer 47
Answer on bar 51, displacement transducer 47 can also monitor displacement, play the effect of double monitoring, measurement accuracy is high, so as to have
The moment of friction of effect measurement ball screw assembly, measurement sensitivity are also high.
Claims (10)
1. the detection means for ball screw assembly, it is characterised in that it includes the oscillation backlash detection dress positioned at same station
Put, moment of friction detection means, the oscillation backlash detection means includes the first frame, and first frame is provided with the first work
Make platform, first workbench is provided with first through hole, and first bottom of the frame below the first through hole is provided with
Push cylinder, the push cylinder is connected with the first placement mechanism for placing ball screw assembly, and is made by the push cylinder
The screw of the leading screw of the ball screw assembly, through first workbench and the ball screw assembly, is installed in described first
In through hole, the opposite sides of the leading screw projecting end is equipped with survey axle, and the survey axis connection has leverage, and passes through loading
Cylinder drives, and the corresponding leading screw outside surveyed at axle, which is provided with, surveys pen；The moment of friction detection means includes the second machine
Frame, second frame lower are provided with the second workbench, and second workbench, which is provided with, places the of the ball screw assembly,
Two placement mechanisms, are slidably fitted with working plate in second frame above second placement mechanism, and with described second
The lift cylinder on frame top is connected, and is sequentially provided with servomotor, torque sensor, ball on the working plate from top to bottom
Spline, and being connected between each other by shaft coupling, spline interlinked mechanism is connected with by connecting rod below the ball spline, and with
The leading screw of the ball screw assembly, is equipped with.
2. the detection means according to claim 1 for ball screw assembly, it is characterised in that positioned at the described first work
The first frame sidepiece below platform is fixed with the first connecting plate, and first connecting plate is provided with to first workbench
The slide rail of arrangement, first placement mechanism are slidably mounted on the slide rail.
3. the detection means according to claim 1 or 2 for ball screw assembly, it is characterised in that described first places
Mechanism includes the first placement block being installed on the slide rail, and described first, which places block bottom, connects the push cylinder, described
The first hollow mounting table is connected with first placement block, the leading screw bottom is loaded in first mounting table.
4. the detection means according to claim 1 for ball screw assembly, it is characterised in that the leverage includes
Balancing weight, lever, pressure sensor, the lever top connect the balancing weight, the lever bottom and the pressure sensing
One end after device connection with the survey axle is connected, the outer wall of leading screw, its intermediate part described in the other end face for surveying axle
It is connected after connection fixing block by bearing pin with support plate one end, the support plate other end is connected with riser, the riser top connection
The loading cylinder, the riser bottom are connected to the first frame upper end portion, and the loading cylinder is located at the balancing weight
Lower section, and lever bar portion described in its piston rod face；The end face for surveying the axle other end is corresponding with the leading screw outside wall surface
Arc surface, the survey axles of both sides passes through the outside wall surface that corresponding arc surface surrounds the leading screw.
5. the detection means according to claim 1 for ball screw assembly, it is characterised in that the pen body set for surveying pen
Loaded in the fixed plate on first workbench, the nib for surveying pen is connected with striking gear, the striking gear
Including the seat board being fixed on first workbench, it is fixed with the seat board and stirs cylinder, the piston for stirring cylinder
Bar is connected with swinging plate, and the nib for surveying pen is in contact through the swinging plate with the outside wall surface of the leading screw；The seat board
It is arranged on first workbench at the leading screw, the seat board, swinging plate are L-shaped.
6. the detection means according to claim 1 for ball screw assembly, it is characterised in that second placement mechanism
Block is placed including second, the second placement block is fixed on second workbench, and described second places block provided with hollow
The second mounting table, the screw of the ball screw assembly, is loaded in second mounting table.
7. the detection means according to claim 1 for ball screw assembly, it is characterised in that in the lift cylinder just
Line slideway is provided with along its length in second frame of lower section, and the working plate is installed on the line slideway
On sliding block one.
8. the detection means according to claim 1 for ball screw assembly, it is characterised in that the spline interlinked mechanism
Including the terminal pad with the connecting rod through connection, the terminal pad bottom is connected with spline housing, is set with the spline housing
Upper supporting spring, lower supporting spring is connected with by bearing pin one on the upper supporting spring outer shroud end face, chassis is installed on the lower supporting spring, it is described
Chassis is connected with one end close-fitting of bearing pin two, and the other end of the bearing pin two is connected with the spline housing gap.
9. the detection means according to claim 8 for ball screw assembly, it is characterised in that the chassis is in T fonts,
And be installed on the lower supporting spring, the center chassis is provided with the second through hole, the leading screw end set of the ball screw assembly, in
In second through hole；Hole on the spline housing is located on same center line with the second through hole on the chassis, and described
The aperture in hole is more than the aperture of second through hole on spline housing.
10. the detection means according to claim 8 for ball screw assembly, it is characterised in that above the upper supporting spring
The spline housing on mechanism for monitoring is connected with by the second connecting plate, the mechanism for monitoring includes being fixed on second frame
On fixed mount and the displacement transducer that is installed on the fixed mount, be provided with the fixed mount and lead along its length
Rail, one end of second connecting plate are connected on the spline housing, and the other end of second connecting plate is installed on described lead
On the sliding block two of rail, also it is connected on the sliding block two with one end of guide plate, the other end of the guide plate is set in institute's rheme
On the induction rod of displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710879745.3A CN107576299B (en) | 2017-09-26 | 2017-09-26 | Detection device for ball screw pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710879745.3A CN107576299B (en) | 2017-09-26 | 2017-09-26 | Detection device for ball screw pair |
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| Publication Number | Publication Date |
|---|---|
| CN107576299A true CN107576299A (en) | 2018-01-12 |
| CN107576299B CN107576299B (en) | 2024-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710879745.3A Active CN107576299B (en) | 2017-09-26 | 2017-09-26 | Detection device for ball screw pair |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759628A (en) * | 2018-02-23 | 2018-11-06 | 广州飞机维修工程有限公司 | A kind of adjustable air bleed valve lead screw assembly clearance measurement tooling of aircraft |
| CN109458912A (en) * | 2018-12-17 | 2019-03-12 | 山东建筑大学 | A kind of determination method in ball screw assembly, optimal radial gap |
| CN109916542A (en) * | 2019-03-22 | 2019-06-21 | 南京理工大学 | Hand-held lathe ball screw assembly, friction torque on-line measurement device and method |
| CN110243513A (en) * | 2019-06-28 | 2019-09-17 | 无锡双益精密机械有限公司 | Ball screw assembly, efficiency detection device |
| CN112414704A (en) * | 2020-11-17 | 2021-02-26 | 库卡机器人(广东)有限公司 | Spline lead screw testing device |
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| CN109458912A (en) * | 2018-12-17 | 2019-03-12 | 山东建筑大学 | A kind of determination method in ball screw assembly, optimal radial gap |
| CN109458912B (en) * | 2018-12-17 | 2020-10-16 | 山东建筑大学 | Method for determining optimal radial clearance of ball screw pair |
| CN109916542A (en) * | 2019-03-22 | 2019-06-21 | 南京理工大学 | Hand-held lathe ball screw assembly, friction torque on-line measurement device and method |
| CN109916542B (en) * | 2019-03-22 | 2020-11-06 | 南京理工大学 | Device and method for online measurement of friction torque of ball screw pair for handheld machine tool |
| CN110243513A (en) * | 2019-06-28 | 2019-09-17 | 无锡双益精密机械有限公司 | Ball screw assembly, efficiency detection device |
| CN110243513B (en) * | 2019-06-28 | 2024-02-06 | 无锡双益精密机械有限公司 | Ball screw pair efficiency detection device |
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