CN207730150U - Connecting rod neck follow-up detector - Google Patents
Connecting rod neck follow-up detector Download PDFInfo
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- CN207730150U CN207730150U CN201721405446.8U CN201721405446U CN207730150U CN 207730150 U CN207730150 U CN 207730150U CN 201721405446 U CN201721405446 U CN 201721405446U CN 207730150 U CN207730150 U CN 207730150U
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- servo
- actuated
- seat
- connecting rod
- rod neck
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Abstract
The utility model is related to a kind of detection devices, especially connecting rod neck follow-up detector, including guide rod, lifting seat, servo-actuated seat and inductance sensor；The lifting seat is movably arranged on lateral shaft, and the both ends of lateral shaft are equipped with bracing strut, and bracing strut is fixed on crossbeam；There are two the guide rod is set, guide rod activity is inserted on lifting seat, and symmetrically；Guide rod is mutually perpendicular to lateral shaft, and one end of guide rod is equipped with connecting plate, and the other end is equipped with servo-actuated seat；The bottom of the servo-actuated seat is equipped with bit-avoiding slot, and the both ends of bit-avoiding slot are equipped with servo-actuated bearing, it is symmetrical to be servo-actuated bearing；The inductance sensor is symmetrically fixed on the both sides of servo-actuated seat.Connecting rod neck follow-up detector provided by the utility model is simple in structure, reliable, high degree of automation, high certainty of measurement, detection efficiency are high, it is easy to maintain, be applicable in different bent axles.
Description
Technical field
The utility model is related to a kind of detection devices, especially connecting rod neck follow-up detector.
Background technology
Major part of the bent axle as engine, processing is complicated, dimensional accuracy is high, undoubtedly, without discussing.It is more in the past
Manually manually whether qualified mode is come the diameter for detecting trunnion and connecting rod neck.With the development of technology and cost of labor
It is high, it is desirable that full-automatic detection changes more and more urgent.Existing technology is regardless of artificial detection or automatic detection, principle
Static detection is belonged to, that is, when measuring, is relatively stationary between sensor and workpiece, data acquisition is static.It measures straight
Diameter is exactly the differential values between 2 sensors.This technology is relatively easy, easy to implement manually and automatically to apply.And in fact,
The diameter of trunnion and connecting rod neck has deviation from circular from, static mode can not on-line checking circularities.And as user, it is right
In the trunnion and connecting rod neck size of bent axle, circularity is also to need 100% detection, needs to realize automatic measurement.Existing technology,
It cannot achieve by the way of static.
Utility model content
To solve the above problems, the utility model provides one kind simple in structure, reliable, high certainty of measurement, the degree of automation
High connecting rod neck follow-up detector, specific technical solution are：
Connecting rod neck follow-up detector, including guide rod, lifting seat, servo-actuated seat and inductance sensor；The lifting seat activity
On lateral shaft, the both ends of lateral shaft are equipped with bracing strut, and bracing strut is fixed on crossbeam；The guide rod is led there are two setting
Bar activity is inserted on lifting seat, and symmetrically；Guide rod is mutually perpendicular to lateral shaft, and one end of guide rod is equipped with connecting plate, another
End is equipped with servo-actuated seat；The bottom of the servo-actuated seat is equipped with bit-avoiding slot, and the both ends of bit-avoiding slot are equipped with servo-actuated bearing, it is mutual to be servo-actuated bearing
Symmetrically；The inductance sensor is symmetrically fixed on the both sides of servo-actuated seat.
Preferably, the bottom of the servo-actuated seat is equipped with bearing groove, is servo-actuated bearing and is mounted in bearing groove, and servo-actuated bearing does not surpass
Go out the surface of servo-actuated seat.
Preferably, two sides of the servo-actuated seat are symmetrically equipped with fixed block, and fixed block is equipped with locating slot and mounting groove；
Two sides of servo-actuated seat are arranged with convex, and convex matches with locating slot；It is sensed equipped with inductance in the mounting groove
Device.
Preferably, the bottom of the fixed block is equipped with guide pad, and the guide pad is L-shaped, and guide pad is located at bit-avoiding slot
The inductive head of side, inductance sensor is not higher than guide pad.
Preferably, the guide pad is equipped with positive guiding surface and side guiding surface, and the positive guiding surface, which is located at, to be oriented to
The end of block is located at the side of bit-avoiding slot, the side guiding surface is symmetrically positioned in the both sides of guide pad, and with positive guiding surface
Intersection.
Preferably, dovetail guide is housed between the bracing strut and crossbeam, bracing strut is equipped with dovetail groove and lock-screw,
The lock-screw is communicated with dovetail groove, and dovetail groove is inserted on dovetail guide, and lock-screw is pressed on dovetail guide.
Preferably, the bottom of the lifting seat be equipped with displacement sensor, be servo-actuated seat top be equipped with measurement column, measurement column with
Displacement sensor is on the same axis.
Preferably, institute's displacement sensors are mounted on the bottom of lifting seat by connecting plate.
Preferably, the top of the servo-actuated seat is equipped with bunch plate, and the cable of inductance sensor is fixed on bunch plate.
Preferably, linear bearing is housed, the guide rod activity is inserted in linear bearing on the lifting seat.
Lifting seat can be freely rotated around lateral shaft, and guide rod can be freely lifted, be servo-actuated seat under gravity with
Connecting rod neck is lifted.Bit-avoiding slot is stuck in connecting rod neck for being servo-actuated seat, and servo-actuated bearing makes servo-actuated to be rolling between seat and connecting rod neck
Dynamic friction avoids damage to the surface of connecting rod neck.The inductive head of inductance sensor faces the axle center of connecting rod neck.Connecting rod neck and revolution
Center is eccentric, and servo-actuated seat follows connecting rod neck to move under the action of servo-actuated bearing.
The frictional force of linear bearing is small, enables the free oscilaltion of servo-actuated seat, tightly follows connecting rod neck.
Bearing groove is used to install servo-actuated bearing, and bearing groove avoids the width of servo-actuated seat from reducing, and servo-actuated seat is made to keep centainly
Weight, to ensure that servo-actuated seat can be by gravity pressure on connecting rod neck.Bearing groove can be arranged in the both sides of servo-actuated seat, keeping away
Symmetrically dress ensures that servo-actuated is rolling friction between seat and connecting rod neck there are four servo-actuated bearing at the both ends of position slot.
Convex and locating slot are for positioning fixed block, and the mounting groove on fixed block is for positioning inductance sensor
And installation, to ensure that the inductive head of mounted inductance sensor can improve measurement accuracy in the same plane.By inductance
Sensor is convenient for disassembly and assembly on fixed block, need not dismount servo-actuated seat.
Guide pad uses Copper fabrication, and material is soft, not the surface of easy damaged connecting rod neck.Guide pad partly encases the bottom of fixed block
Portion avoids fixed block from being contacted with connecting rod neck, protects connecting rod neck.Guide pad, which is higher by inductance sensor, can protect the sense of inductance sensor
Head is answered, prevents inductive head from being broken on connecting rod neck, can also prevent inductive head from sending out collision with connecting rod neck influences measurement result.It is oriented to
Positive guiding surface on block facilitates the position corrected and be servo-actuated seat, and servo-actuated seat is enable to be successfully inserted on connecting rod neck.Side is oriented to oblique
Face prevents guide pad formation wedge angle from colliding with connecting rod neck, to cause connecting rod neck to damage or detection device damage.
Dovetail groove is used cooperatively with dovetail guide, and connection is reliable, while adjusting position conveniently, enables a device to adapt to different
The bent axle of specification improves the scope of application of equipment.
Displacement sensor is used to measure the stroke of connecting rod neck, and since bent axle is mounted on top, top axis is to most
The distance of high point is 1/2 stroke, therefore can accurately measure stroke.Displacement sensor is mounted on by connecting plate on lifting seat,
Facilitate adjustment position, is applicable in the bent axle of different strokes.
Bunch plate and connecting plate fix the cable of sensor, keep appearance neat, while preventing line random.
The both sides of servo-actuated seat respectively fills there are three inductance sensor, three inductance sensors be respectively used to measurement diameter,
Circularity and cylindricity.Inductance sensor be it is special around property advise structure, can adapt to high-speed motion while keeping the repetition of data
Property and precision stability, with accurate guide wheel so that the measuring point of sensor remains at the position for crossing center of diameter.
After inductance sensor and servo-actuated seat integrate one, crankshaft installed on crank shaft gear, by thimble fixed by the both ends of bent axle,
And driven and rotated by thimble, connecting rod neck, which drives, is servo-actuated seat swing, rotates, can be obtained on complete circumference by 360 °
The acquisition of 4000-5000 point datas, these numerical value can obtain diameter, circularity and cylindricity by processing.These values by with
The true value obtained in laboratory relatively after, be modified by software, can finally obtain satisfied result.
The utility model has the advantages that compared with prior art：
Connecting rod neck follow-up detector provided by the utility model is simple in structure, reliable, high degree of automation, measurement accuracy
It is high, detection efficiency is high, it is easy to maintain, be applicable in different bent axles.
Description of the drawings
Fig. 1 is the front view of the utility model；
Fig. 2 is the structural schematic diagram that servo-actuated seat is located at the rightmost side；
Fig. 3 is the structural schematic diagram that servo-actuated seat is located at lowest point；
Fig. 4 is the enlarged structure schematic diagram of servo-actuated seat.
Specific implementation mode
In conjunction with attached drawing, the utility model is described in further detail.
Connecting rod neck follow-up detector, including guide rod 21, lifting seat 22, servo-actuated seat 3 and inductance sensor 7；The lifting
Seat 22 is movably arranged on lateral shaft 24, and the both ends of lateral shaft 24 are equipped with bracing strut 25, and bracing strut 25 is fixed on crossbeam 11；Institute
It states there are two guide rod 21 sets, 21 activity of guide rod is inserted on lifting seat 22, and symmetrically；Guide rod 21 mutually hangs down with lateral shaft 24
Directly, one end of guide rod 21 is equipped with connecting plate 23, and the other end is equipped with servo-actuated seat 3；The bottom of the servo-actuated seat 3 is equipped with bit-avoiding slot 31,
The both ends of bit-avoiding slot 31 are equipped with servo-actuated bearing 32, are servo-actuated bearing 32 symmetrically；The inductance sensor 7 is symmetrically fixed on servo-actuated
The both sides of seat 3.
The bottom of servo-actuated seat 3 is equipped with bearing groove, is servo-actuated bearing 32 and is mounted in bearing groove, be servo-actuated bearing 32 without departing from
The surface of dynamic seat 3.
Two sides of servo-actuated seat 3 are symmetrically equipped with fixed block 4, and fixed block 4 is equipped with locating slot 41 and mounting groove 42；It is servo-actuated
Two sides of seat 3 are arranged with convex 34, and convex 34 matches with locating slot 41；Inductance is housed in the mounting groove 42
Sensor 7.
The bottom of fixed block 4 is equipped with guide pad 5, and the guide pad 5 is L-shaped, and guide pad 5 is located at the side of bit-avoiding slot 31,
The inductive head 71 of inductance sensor 7 is not higher than guide pad 5.
Guide pad 5 is equipped with positive guiding surface 51 and side guiding surface 52, and the positive guiding surface 51 is located at guide pad 5
End is located at the side of bit-avoiding slot 31, the side guiding surface 52 is symmetrically positioned in the both sides of guide pad 5, and is oriented to tiltedly with positive
Intersect in face 51.
Dovetail guide 26 is housed, bracing strut 25 is equipped with dovetail groove and lock-screw, institute between bracing strut 25 and crossbeam 11
It states lock-screw to communicate with dovetail groove, dovetail groove is inserted on dovetail guide 26, and lock-screw is pressed on dovetail guide 26.
The bottom of lifting seat 22 is equipped with displacement sensor 29, and the top for being servo-actuated seat 3 is equipped with measurement column 35, measurement column 35 and position
Displacement sensor 29 is on the same axis.
Displacement sensor 29 is mounted on the bottom of lifting seat 22 by connecting plate 23.
The top of servo-actuated seat 3 is equipped with bunch plate 37, and the cable of inductance sensor 7 is fixed on bunch plate 37.
Linear bearing 27 is housed, 21 activity of the guide rod is inserted in linear bearing 27 on lifting seat 22.
Lifting seat 22 can be freely rotated around lateral shaft 24, and guide rod 21 can be freely lifted, and be servo-actuated effect of the seat 3 in gravity
Under lifted with connecting rod neck 61.Bit-avoiding slot 31 is stuck in connecting rod neck 61 for being servo-actuated seat 3, and servo-actuated bearing 32 makes servo-actuated seat 3
It is rolling friction between connecting rod neck 61, avoids damage to the surface of connecting rod neck 61.The inductive head 71 of inductance sensor 7 faces
The axle center of connecting rod neck 61.Connecting rod neck 61 is eccentric with the centre of gyration, and servo-actuated seat 3 follows connecting rod under the action of servo-actuated bearing 32
Neck 61 moves.
The frictional force of linear bearing 27 is small, enables the 3 free oscilaltion of servo-actuated seat, tightly follows connecting rod neck 61.
Bearing groove avoids the width of servo-actuated seat 3 from reducing for installing servo-actuated bearing 32, bearing groove, and servo-actuated seat 3 is made to keep one
Fixed weight, to ensure that servo-actuated seat 3 can be by gravity pressure on connecting rod neck 61.Axis can be arranged in the both sides of servo-actuated seat 3
Slot is held, symmetrically there are four servo-actuated bearing 32, guarantee is servo-actuated to rub between seat 3 and connecting rod neck 61 to roll dress at the both ends of bit-avoiding slot 31
It wipes.
For positioning fixed block 4, the mounting groove 42 on fixed block 4 is used for inductance sensor for convex 34 and locating slot 41
7 are positioned and are installed, to ensure that the inductive head 71 of mounted inductance sensor 7 can improve and survey in the same plane
Accuracy of measurement.Inductance sensor 7 is convenient for disassembly and assembly on fixed block 4, servo-actuated seat 3 need not be dismounted.
Guide pad 5 uses Copper fabrication, and material is soft, not the surface of easy damaged connecting rod neck 61.Guide pad 5 half encases fixed block 4
Bottom, avoid fixed block 4 from being contacted with connecting rod neck 61, protect connecting rod neck 61.Guide pad 5, which is higher by inductance sensor 7, can protect electricity
The inductive head 71 of propagated sensation sensor 7, prevents inductive head 71 from being broken on connecting rod neck 61, can also prevent inductive head 71 and connecting rod neck 61
Sending out collision influences measurement result.Positive guiding surface 51 on guide pad 5 facilitates the position corrected and be servo-actuated seat 3, enables servo-actuated seat 3
It is enough successfully inserted on connecting rod neck 61.Side guiding surface 52 prevents the formation wedge angle of guide pad 5 from colliding with connecting rod neck 61, from
And cause the damage of connecting rod neck 61 or detection device damage.
Dovetail groove is used cooperatively with dovetail guide 26, and connection is reliable, while adjusting position conveniently, enables a device to adapt to not
The bent axle 6 of same specification, improves the scope of application of equipment.
Displacement sensor 29 is used to measure the stroke of connecting rod neck 61, since bent axle 6 is mounted on top, top axis
Distance to peak is 1/2 stroke, therefore can accurately measure stroke.Displacement sensor 29 is mounted on by connecting plate 23
On lifting seat 22, facilitates adjustment position, be applicable in the bent axle 6 of different strokes.
Bunch plate 37 and connecting plate 23 fix the cable of sensor, keep appearance neat, while preventing line random.
The both sides of servo-actuated seat 3 are respectively filled there are three inductance sensor 7, and three inductance sensors 7 are respectively used to measure straight
Diameter, circularity and cylindricity.Inductance sensor 7 be it is special around property advise structure, can adapt to high-speed motion while keeping data
The stability of repeatability and precision, with accurate guide wheel so that the measuring point of sensor remains at the center of crossing of diameter
Position.After inductance sensor 7 and servo-actuated seat 3 integrate one, bent axle 6 is mounted on crank shaft gear, and the both ends of bent axle 6 are logical
It crosses thimble to fix, and is driven and rotated by thimble, connecting rod neck 61, which drives, is servo-actuated the swing of seat 3, rotates, can obtain complete by 360 °
Circumference on 4000-5000 point datas acquisition, these numerical value can obtain diameter, circularity and cylindricity by processing.This
A little values by with the true value that is obtained in laboratory relatively after, be modified by software, can finally obtain satisfied result.
Claims (10)
1. connecting rod neck follow-up detector, which is characterized in that passed including guide rod (21), lifting seat (22), servo-actuated seat (3) and inductance
Sensor (7)；The lifting seat (22) is movably arranged on lateral shaft (24), and the both ends of lateral shaft (24) are equipped with bracing strut (25),
Bracing strut (25) is fixed on crossbeam (11)；There are two the guide rod (21) sets, guide rod (21) activity is inserted on lifting seat (22),
And symmetrically；Guide rod (21) is mutually perpendicular to lateral shaft (24), and one end of guide rod (21) is equipped with connecting plate (23), other end dress
There is servo-actuated seat (3)；The bottom of the servo-actuated seat (3) is equipped with bit-avoiding slot (31), and the both ends of bit-avoiding slot (31) are equipped with servo-actuated bearing
(32), it is symmetrical to be servo-actuated bearing (32)；The inductance sensor (7) is symmetrically fixed on the both sides of servo-actuated seat (3).
2. connecting rod neck follow-up detector according to claim 1, which is characterized in that the bottom of the servo-actuated seat (3) is set
There is bearing groove, be servo-actuated bearing (32) and be mounted in bearing groove, is servo-actuated surface of the bearing (32) without departing from servo-actuated seat (3).
3. connecting rod neck follow-up detector according to claim 1, which is characterized in that two sides of the servo-actuated seat (3)
Face is symmetrically equipped with fixed block (4), and fixed block (4) is equipped with locating slot (41) and mounting groove (42)；Two sides of servo-actuated seat (3)
It is arranged with convex (34), convex (34) matches with locating slot (41)；It is sensed equipped with inductance in the mounting groove (42)
Device (7).
4. connecting rod neck follow-up detector according to claim 3, which is characterized in that the bottom of the fixed block (4) fills
It is L-shaped to have guide pad (5), the guide pad (5), and guide pad (5) is located at the side of bit-avoiding slot (31), inductance sensor (7)
Inductive head (71) is not higher than guide pad (5).
5. connecting rod neck follow-up detector according to claim 4, which is characterized in that the guide pad (5) is equipped with just
Guiding surface (51) and side guiding surface (52), the positive guiding surface (51) are located at the end of guide pad (5), that is, are located at and keep away position
The side of slot (31), the side guiding surface (52) are symmetrically positioned in the both sides of guide pad (5), and with positive guiding surface (51) phase
It hands over.
6. connecting rod neck follow-up detector according to claim 1, which is characterized in that the bracing strut (25) and crossbeam
(11) dovetail guide (26) is housed, bracing strut (25) is equipped with dovetail groove and lock-screw, the lock-screw and dovetail between
Slot communicates, and dovetail groove is inserted on dovetail guide (26), and lock-screw is pressed on dovetail guide (26).
7. connecting rod neck follow-up detector according to claim 1, which is characterized in that the bottom of the lifting seat (22) fills
There is displacement sensor (29), the top for being servo-actuated seat (3) is equipped with measurement column (35), and measurement column (35) is with displacement sensor (29) same
On one axis.
8. connecting rod neck follow-up detector according to claim 7, which is characterized in that institute's displacement sensors (29) pass through
Connecting plate (23) is mounted on the bottom of lifting seat (22).
9. connecting rod neck follow-up detector according to claim 1, which is characterized in that the top of the servo-actuated seat (3) fills
There are bunch plate (37), the cable of inductance sensor (7) to be fixed on bunch plate (37).
10. connecting rod neck follow-up detector according to claim 1, which is characterized in that
Linear bearing (27) is housed, guide rod (21) activity is inserted in linear bearing (27) on the lifting seat (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721405446.8U CN207730150U (en) | 2017-10-29 | 2017-10-29 | Connecting rod neck follow-up detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721405446.8U CN207730150U (en) | 2017-10-29 | 2017-10-29 | Connecting rod neck follow-up detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207730150U true CN207730150U (en) | 2018-08-14 |
Family
ID=63091188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721405446.8U Active CN207730150U (en) | 2017-10-29 | 2017-10-29 | Connecting rod neck follow-up detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207730150U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107643043A (en) * | 2017-10-29 | 2018-01-30 | 无锡万奈特测量设备有限公司 | Connecting rod neck follow-up detector |
-
2017
- 2017-10-29 CN CN201721405446.8U patent/CN207730150U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107643043A (en) * | 2017-10-29 | 2018-01-30 | 无锡万奈特测量设备有限公司 | Connecting rod neck follow-up detector |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214192 east of Qingyun No.1 building, 99 Furong Zhongsan Road, Xishan Economic Development Zone, Wuxi City, Jiangsu Province Patentee after: Wuxi Wannaite Automation Equipment Co.,Ltd. Address before: 214192 east of Qingyun No.1 building, 99 Furong Zhongsan Road, Xishan Economic Development Zone, Wuxi City, Jiangsu Province Patentee before: WUXI VGAGE MEASURING EQUIPMENT Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |