CN209027488U - A kind of ball screw automatic detection device - Google Patents
A kind of ball screw automatic detection device Download PDFInfo
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- CN209027488U CN209027488U CN201821466703.3U CN201821466703U CN209027488U CN 209027488 U CN209027488 U CN 209027488U CN 201821466703 U CN201821466703 U CN 201821466703U CN 209027488 U CN209027488 U CN 209027488U
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Abstract
The utility model provides a kind of ball screw automatic detection device, it can detect the vibration of screw rod automatically to guarantee the accuracy of ball screw, accuracy that is time saving and energy saving and effectively improving detection, it includes rack, bearing plate is connected in rack, hanger is vertically connected on bearing plate, in front of hanger, bearing plate is equipped with testing agency, testing agency includes workpiece lifting plate and workpiece sensor mounting plate, workpiece lifting plate is installed on jacking apparatus and both ends are connected with guiding axis, above workpiece lifting plate, hanger is connected with rotating device, the rotary shaft of rotating device is connected with workpiece collet, rotating device is equipped with the first acceleration transducer, workpiece lifting plate is equipped with the second acceleration transducer, workpiece sensor mounting plate is between workpiece collet and workpiece lifting plate and is equipped with third acceleration transducer.
Description
Technical field
The utility model relates to ball screw detection technique field, specially a kind of ball screw automatic detection device.
Background technique
Ball screw is using steel ball as the worm drive element of rolling element between screw rod and nut, and major function is will to revolve
Transhipment turn turns to linear movement or torque is converted to axial repeated action power, due to the frictional resistance with very little
It is widely used in various industrial equipments and precision instrument, if ball screw breaks down, will affect industrial equipment and essence
The use of close instrument, therefore when whether breaking down before being put into use or in use process, it requires to examine it
Survey to ensure the accuracy of ball screw, the detection of ball screw at present be usually use dial gauge or amesdial manually into
Row, time-consuming effort and accuracy is low.
Utility model content
The low disadvantage of effort, accuracy, the utility model provide a kind of ball when for existing ball screw check fee
Screw rod automatic detection device, can detect the vibration of screw rod automatically to guarantee the accuracy of ball screw, time saving and energy saving and effective
Improve the accuracy of detection.
The utility model adopts the following technical solution: it is characterized by: it includes rack, being connected with load-bearing in the rack
Plate is vertically connected with hanger on the bearing plate, and in front of the hanger, the bearing plate is equipped with testing agency, the inspection
Surveying mechanism includes workpiece lifting plate and workpiece sensor mounting plate, and the workpiece lifting plate is installed on jacking apparatus and both ends connect
Be connected to guiding axis, above the workpiece lifting plate, the hanger is connected with rotating device, the rotary shaft of the rotating device with
Workpiece collet is connected, and the rotating device is equipped with the first acceleration transducer, and the workpiece lifting plate is passed equipped with the second acceleration
Sensor, the workpiece sensor mounting plate is between the workpiece collet and the workpiece lifting plate and is equipped with third acceleration
Sensor.
It is further characterized by:
The rotating device includes hydrostatic spindle and rotating electric machine, mandrel one end and the workpiece clamp of the hydrostatic spindle
The other end of set socket, the mandrel is connected by synchronous pulley, synchronous belt with the rotating electric machine, outside the hydrostatic spindle
Shell is fixedly attached with the hanger, and the shell of the hydrostatic spindle is equipped with the first acceleration transducer；
Resilient cushion is pressed on the workpiece lifting plate, second acceleration transducer is close to the resilient cushion；
Clump weight, the clump weight and the third acceleration transducer pair are additionally provided on the workpiece sensor mounting plate
Claim the both ends for being located at the sensor mounting plate；
The jacking apparatus includes the T-type guide sleeve and T-type guide post of opposite socket, in the T-type guide sleeve and the T-type guide post
Transverse part between, longitudinal portion's outer wall of the T-type guide sleeve and the T-type guide post is set with loading spring, the T-type guide sleeve
There are spacing between longitudinal portion end and the transverse part of the T-type guide post, the transverse part of the T-type guide post is pressed in pressure sensing
Device, the pressure sensor are installed on support base, and the support base is connected with electrical pushing cylinder, and the electrical pushing cylinder is connected with motor；
The workpiece collet is telescopic screw collet, and the both ends of the workpiece collet are respectively equipped with split ring, both ends
For the split ring opening direction on the contrary, in the split ring opening, two ends of the split ring are respectively equipped with lockhole, and two
A lockhole is opposite, small one and large one and it is coaxial；
The both ends of the workpiece lifting plate pass through bushing respectively and the guiding axis is socketed, and one end of the guiding axis is fixed
In on the bearing plate, in the top of the workpiece lifting plate, guiding axis is connected between the other end of the guiding axis and is fixed
Plate；
The rack includes base and four columns, is connected between the top of each column by connecting plate, described
Rotating electric machine is fixed therein on the connecting plate and is suspended to above the hanger；
First acceleration transducer, second acceleration transducer and the third acceleration transducer are three
Axle acceleration sensor；
In the both sides of the bearing plate, the rack is equipped with environmental noise monitor.
The utility model after adopting the above structure, connects the workpiece collet of rotating device and the work being installed on jacking apparatus
Part lifter plate can by ball screw workpiece to be detected longitudinally fixed, starting rotating device can drive workpiece collet be rotated into and
Ball screw rotation is driven, basis vibration, the workpiece liter of rotary shaft are measured by the first acceleration transducer on rotating device
The second acceleration transducer measurement jacking apparatus on plate is dropped with the basis vibration of workpiece motion s and workpiece sensor mounting plate
On third acceleration transducer measure ball screw workpiece to be detected vibration can be detected it is close with ball screw precision
Relevant screw rod vibration, it is time saving and energy saving, and accuracy can be effectively improved.
Detailed description of the invention
Fig. 1 is the main view of the utility model.
Fig. 2 is the longitudinal section view of the utility model side-looking direction.
Fig. 3 is the enlarged diagram in Fig. 2 at A.
Specific embodiment
The utility model will be further described below with reference to the accompanying drawings:
As shown in Fig. 1 ~ 3, the utility model provides a kind of ball screw automatic detection device comprising rack 1, rack 1
On be connected with bearing plate 28, hanger 3 is vertically connected on bearing plate 28, in the front of hanger 3, bearing plate 28 is equipped with detection machine
Structure, testing agency include workpiece lifting plate 20 and workpiece sensor mounting plate 18, and workpiece lifting plate 20 is installed on jacking apparatus
And both ends are connected with guiding axis 33, above workpiece lifting plate 20, hanger 3 is connected with rotating device, the rotary shaft of rotating device
It is connected with workpiece collet 13, rotating device is equipped with the first acceleration transducer 10, and workpiece lifting plate 20 is passed equipped with the second acceleration
Sensor 34, workpiece sensor mounting plate 18 is between workpiece collet 13 and workpiece lifting plate 20 and is equipped with third acceleration sensing
Device 16.
Rotating device includes hydrostatic spindle 9 and rotating electric machine 4,8 one end of mandrel of hydrostatic spindle 9 with 13 sets of workpiece collet
It connects, the other end of mandrel 8 is connected by synchronous pulley 6, synchronous belt 7 with rotating electric machine 4, and the shell and hanger 3 of hydrostatic spindle 9 are solid
The shell of fixed socket, hydrostatic spindle 9 is equipped with the first acceleration transducer 10；Hydrostatic spindle is by externally supplying pressure oil, such as
Shown in Fig. 2,2 be the oil pipe of hydrostatic spindle, and hydrostatic spindle works under hydrodynamic lubrication always from stopping is started to, so not grinding
Damage, long service life, startup power is small, can also apply under the speed of extremely low (even zero), and the vibration of foundation is low, can reduce
Influence of the vibration of rotating device to vibration of workpiece is further ensured that the accuracy of measurement of screw rod vibration；
Resilient cushion 19 is pressed on workpiece lifting plate 20, the second acceleration transducer 34 is close to resilient cushion 19；Resilient cushion can
To play cushioning effect, to guarantee accurate measurement.
Clump weight 15, clump weight 15 and the symmetrical position of third acceleration transducer 16 are additionally provided on workpiece sensor mounting plate 18
In the both ends of sensor mounting plate 18；Third acceleration transducer 16 is used to detect the shake of workpiece when ball screw workpiece 14 moves
Dynamic value, clump weight 15 can prevent third acceleration transducer 16 unbalance, be further ensured that accurate measurement.
Jacking apparatus includes the T-type guide sleeve 21 and T-type guide post 23 of opposite socket, in the cross of T-type guide sleeve 21 and T-type guide post 23
To between portion, longitudinal portion's outer wall of T-type guide sleeve 21 and T-type guide post 23 is set with loading spring 24, longitudinal portion end of T-type guide sleeve 23
There are spacing between end and the transverse part of T-type guide post 23, in pressure sensor 25, pressure is passed for the transverse part press fitting of T-type guide post 23
Sensor 25 is installed on support base 26, and support base 26 is connected with electrical pushing cylinder 30, and electrical pushing cylinder 30 is connected with motor 31；Preferably, such as Fig. 2
Shown, support base 26 lock onto the push rod 27 of electrical pushing cylinder, and the push rod 27 of electrical pushing cylinder and 29 axis of mandril of electrical pushing cylinder 30 connect, and facilitates control
The stroke of jacking apparatus processed, adjusts ball screw workpiece to be detected and workpiece lifting plate contacts the elasticity of one end, can both prevent
Bad workpiece to be detected is stopped loss, can also be further ensured that the accuracy of measurement.
Workpiece collet 13 is telescopic screw collet, and the both ends of workpiece collet 13 are respectively equipped with split ring 32, and both ends are opened
32 opening direction of choma is opposite；In 32 opening of split ring, two ends of split ring 32 are respectively equipped with lockhole 12, two lockholes
It is 12 opposite, small one and large one and it is coaxial；Telescopic screw collet one end is connected with the rotary shaft of rotating device, the other end with it is to be detected
Ball screw workpiece screw socket, starting rotating device screw can be driven to rotate, to make ball screw workpiece to be detected
Screw rod movement, can to ball screw workpiece to be detected carry out vibration survey；Both ends are equipped with the telescopic workpiece clamp of split ring
Set can be fastenedly connected the screw of ball screw workpiece and the rotary shaft of rotating device by opposite lockhole, as shown in Figure 3
Hydrostatic spindle plug can both make rotating device drive screw rotation to measure the vibration of screw rod, and also can guarantee workpiece and rotation
Having between axis can the mobile stroke space of screw mandrel.
The both ends of workpiece lifting plate 20 pass through bushing 22 respectively and guiding axis 33 is socketed, and one end of guiding axis 33, which is fixed on, holds
On weight plate 28, in the top of workpiece lifting plate 20, guiding axis fixing plate 11 is connected between the other end of guiding axis 33；Jacking dress
Setting can both match with guiding axis collective effect with the workpiece collet for being connected with rotating device, ball screw workpiece is fixed on perpendicular
Straight plane can also make the present apparatus be suitable for difference to drive screw rotation to carry out vibration survey to screw rod by rotating device
The measurement of length ball screw, the scope of application are bigger.
As shown in Figure 1, rack 1 includes base 1a and four column 1b, by 5 phase of connecting plate between the top of each column 1b
Company surround to be formed it is trapezoidal, as shown in Fig. 2, rotating electric machine 4 is fixed therein on a connecting plate 5 and is suspended to the top of hanger 3；It can
To reduce vibration caused by rotating electric machine high-frequency positive and negative rotation, and the top of rotating electric machine and hydrostatic spindle is made to be in same
Horizontal line guarantees the two synchronous rotary, to guarantee the accuracy of detection.
First acceleration transducer 10, the second acceleration transducer 34 and third acceleration transducer 16 are that three axis accelerate
Spend sensor；In 28 two sides of bearing plate, rack 1 is equipped with environmental noise monitor 17；In addition, marble can be used in bearing plate
Matter can also install hood along rack surrounding on the rack, and marble material linear expansion coefficient is small, and mechanical precision is high, and antirust is prevented
Magnetic, insulation, hood can be prevented by external interference, to be further ensured that the accuracy of screw rod vibration survey.
Its working principle is that: one end of workpiece collet 13 is connected with the mandrel 8 of hydrostatic spindle 9, the other end and rolling to be detected
The screw of ballscrew workpiece 14 is socketed, and respectively by the lockhole 12 on both ends open ring 32 through nut check, stay bolt 35 blocks
Mounted in hollow and have in 14 screw rod of ball screw workpiece to be detected of step, and locked in 35 bottom of stay bolt by big nut 36
Tightly, big nut 36 is connected on the resilient cushion 19 of workpiece lifting plate 20, thus make ball screw workpiece 14 to be detected erect and
Longitudinally fixed, workpiece sensor mounting plate 18 is assemblied on big nut 36 and is respectively equipped with clump weight 15 and third acceleration at both ends
Sensor 16 is spent, big nut 36 can adjust by the guiding axis 33 that the jacking apparatus of 20 bottom of workpiece lifting plate and both ends connect
The elasticity abutted with resilient cushion 19 starts rotating electric machine 4, drives hydrostatic spindle 9 to be rotated by synchronous belt 7, synchronous pulley 6
And screw is driven to rotate, so that screw rod be made to move, loaded in the guiding axis 33 and jacking apparatus at 20 both ends of workpiece lifting plate
Under the buffer function of spring 24, screw rod can be for linear motion in longitudinal direction, passes through the first acceleration sensing on 9 shell of hydrostatic spindle
Shake the second acceleration transducer 34 measurement jacking dress on I, workpiece lifting plate 20 in the basis that device 10 measures rotary shaft, that is, mandrel 8
It sets with the basis vibration II of workpiece motion s and is measured by the third acceleration transducer 16 on workpiece sensor mounting plate 18
The vibration III of the ball screw workpiece 14 to be detected transferred out from stay bolt 35, then mechanical shock is rejected from the vibration III of workpiece
I and II influence can be measured and be shaken with the closely related screw rod of ball screw precision, time saving and energy saving, and can effectively improve standard
Exactness.
Claims (10)
1. a kind of ball screw automatic detection device, it is characterised in that: it includes rack, is connected with bearing plate in the rack,
It is vertically connected with hanger on the bearing plate, in front of the hanger, the bearing plate is equipped with testing agency, the detection machine
Structure includes workpiece lifting plate and workpiece sensor mounting plate, and the workpiece lifting plate is installed on jacking apparatus and both ends are connected with
Guiding axis, above the workpiece lifting plate, the hanger is connected with rotating device, the rotary shaft and workpiece of the rotating device
Collet is connected, and the rotating device is equipped with the first acceleration transducer, and the workpiece lifting plate is equipped with the second acceleration transducer,
The workpiece sensor mounting plate is between the workpiece collet and the workpiece lifting plate and is equipped with third acceleration sensing
Device.
2. a kind of ball screw automatic detection device according to claim 1, it is characterised in that: the rotating device includes
Hydrostatic spindle and rotating electric machine, mandrel one end of the hydrostatic spindle and the workpiece collet are socketed, the other end of the mandrel
It is connected by synchronous pulley, synchronous belt with the rotating electric machine, the shell of the hydrostatic spindle is fixedly attached with the hanger, institute
The shell for stating hydrostatic spindle is equipped with the first acceleration transducer.
3. a kind of ball screw automatic detection device according to claim 1, it is characterised in that: on the workpiece lifting plate
It is pressed with resilient cushion, second acceleration transducer is close to the resilient cushion.
4. a kind of ball screw automatic detection device according to claim 1, it is characterised in that: the workpiece sensor peace
Clump weight is additionally provided in loading board, the clump weight and the third acceleration transducer are symmetrically positioned in the sensor mounting plate
Both ends.
5. a kind of ball screw automatic detection device according to claim 1, it is characterised in that: the jacking apparatus includes
The T-type guide sleeve and T-type guide post of opposite socket, between the T-type guide sleeve and the transverse part of the T-type guide post, the T-type guide sleeve
Loading spring, longitudinal portion end of the T-type guide sleeve and the T-type guide post are set with longitudinal portion's outer wall of the T-type guide post
Transverse part between there are spacing, the transverse part of the T-type guide post is pressed in pressure sensor, and the pressure sensor is installed on
Support base, the support base are connected with electrical pushing cylinder, and the electrical pushing cylinder is connected with motor.
6. a kind of ball screw automatic detection device according to claim 1, it is characterised in that: the workpiece collet is set
Cartridge type screw collet, the both ends of the workpiece collet are respectively equipped with split ring, the split ring opening direction at both ends on the contrary,
The split ring opening, two ends of the split ring are respectively equipped with lockhole, two lockholes are opposite, small one and large one and
Coaxially.
7. a kind of ball screw automatic detection device according to claim 1 or 3, it is characterised in that: the workpiece lifting
The both ends of plate pass through bushing respectively and the guiding axis is socketed, and one end of the guiding axis is fixed on the bearing plate, in institute
The top of workpiece lifting plate is stated, guiding axis fixing plate is connected between the other end of the guiding axis.
8. a kind of ball screw automatic detection device according to claim 2, it is characterised in that: the rack includes base
With four columns, it is connected between the top of each column by connecting plate, the rotating electric machine is fixed therein an institute
It states on connecting plate and is suspended to above the hanger.
9. a kind of ball screw automatic detection device according to claim 1, it is characterised in that: first acceleration passes
Sensor, second acceleration transducer and the third acceleration transducer are 3-axis acceleration sensor.
10. a kind of ball screw automatic detection device according to claim 1, it is characterised in that: in the bearing plate two
Side, the rack are equipped with environmental noise monitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821466703.3U CN209027488U (en) | 2018-09-08 | 2018-09-08 | A kind of ball screw automatic detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821466703.3U CN209027488U (en) | 2018-09-08 | 2018-09-08 | A kind of ball screw automatic detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209027488U true CN209027488U (en) | 2019-06-25 |
Family
ID=66877951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821466703.3U Active CN209027488U (en) | 2018-09-08 | 2018-09-08 | A kind of ball screw automatic detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209027488U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931219A (en) * | 2018-09-08 | 2018-12-04 | 无锡双益精密机械有限公司 | Ball screw automatic detection device |
-
2018
- 2018-09-08 CN CN201821466703.3U patent/CN209027488U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931219A (en) * | 2018-09-08 | 2018-12-04 | 无锡双益精密机械有限公司 | Ball screw automatic detection device |
| CN108931219B (en) * | 2018-09-08 | 2024-03-12 | 慈兴集团有限公司 | Automatic detection device for ball screw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190904 Address after: 315300 Xinxing Road 188, Cixi High-tech Zone, Ningbo City, Zhejiang Province Co-patentee after: Wuxi Shuangyi Precision Machinery Co., Ltd. Patentee after: Cixing Group Co., Ltd. Address before: 214104 Rongdao 17-1, Xishan District, Wuxi City, Jiangsu Province Patentee before: Wuxi Shuangyi Precision Machinery Co., Ltd. |
|
| TR01 | Transfer of patent right |