CN104154849A - Three-axis linkage-based complicated part accurate measurement central path planning realizing method and device - Google Patents
Three-axis linkage-based complicated part accurate measurement central path planning realizing method and device Download PDFInfo
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- CN104154849A CN104154849A CN201410404840.4A CN201410404840A CN104154849A CN 104154849 A CN104154849 A CN 104154849A CN 201410404840 A CN201410404840 A CN 201410404840A CN 104154849 A CN104154849 A CN 104154849A
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Abstract
The invention provides a three-axis linkage-based complicated part accurate measurement central path planning realizing method and a device. the device comprises a base, a workpiece vertical column, and a measurement vertical column, wherein the measurement vertical column is provided with an electric sensing head capable of moving vertically and horizontally. Horizontal movement of the measurement vertical column is used for contotrlling the distance between the measuring head and the center of a spindle rotating shaft system, stepless adjustment of a basic circle can be realized, a series of basic circle discs do not need to assist measurement of a gear, the detection process is simplified, and detection errors due to wear of the basic circle discs can be solved. Through controlling vertical movement, horizontal movement of the measuring head and linkage of the spindle rotating shaft system, control of the measuring trajectory of the measuring head can be realized respectively, and helix, tooth profile and pitch error of the gear with any base circle radius value within the measuring range can be fully automatically measured. In addition, path planning of an eccentric gear can be realized, and full-automatic measurement on helix, tooth profile and pitch error of the eccentric gear can be realized.
Description
Technical field
The invention belongs to the precision measurement field of complicated molded line, be specifically related to a kind of complex parts locating tab assembly center path planning implementation method and device based on three-shaft linkage.
Background technology
Development along with machinery manufacturing industry, particularly along with the high speed development of auto industry and wind-power electricity generation industry, the demand of gear increases day by day, and the machining precision of gear has important impact to the quality of engineering goods, the too low meeting of the accuracy of gear makes plant equipment transmission unstable, and then causes vibration aggravation, produces noise, have a strong impact on the healthy of operating personnel, also can significantly shorten the life-span of plant equipment simultaneously.In order to improve the operation comfort of product, in the life-span of simultaneously improving product, more and more high to the requirement of Gear Processing quality, this just has higher requirement to gear testing equipment.
320 measurement series instrument of Harbin Ltd of Liang Liang cutlery group design are realized the path planning of gauge head by control X, the interlock of W axle, but these series of products need to have been assisted by a series of base disc (13) measurement of gear, process is complicated, and base disc can produce wearing and tearing, cause detection error.
For the measurement of eccentric gear, the most frequently used method designs eccentric frock exactly at present, by eccentric frock, makes the center of eccentric gear and the center superposition of main shaft gyration axle system, by the offset of eccentric frock compensation eccentric gear.But the method is higher to the accuracy requirement of frock, frock processing difficulties, and frock long meeting service time causes wearing and tearing, reduction accuracy of detection.
Summary of the invention
The object of the present invention is to provide a kind of complex parts locating tab assembly center path planning implementation method and device based on three-shaft linkage.
For achieving the above object, the present invention has adopted following technical scheme:
A kind of complex parts locating tab assembly center path planning implement device based on three-shaft linkage, this device comprises pedestal and is arranged at workpiece column and the main shaft gyration axle system on pedestal one end, on workpiece column, being provided with main shaft gyration axle is relative upper tail spindle system, on the other end of pedestal, be provided with the measurement column that can seesaw, measure column and adjust by described seesawing with the distance of workpiece column, on measurement column, being provided with can be vertically and the inductance probe of tangential movement.
Described device also comprises the manual Control Component seesawing for controlling described measurement column, and manually Control Component comprises the leading screw being arranged on pedestal and the handwheel being connected with leading screw, measures column and is connected with leading screw.
Described device also comprises driving Control Component, drive Control Component to comprise computing machine, the first grating scale for detection of described vertical motion displacement variable, for detection of the second grating scale of described tangential movement displacement variable and for detection of the 3rd grating scale of the described displacement variable that seesaws, computing machine respectively with the read head of the first grating scale, the read head of the second grating scale, the read head of the 3rd grating scale, motor for drive shaft rotary axis system, for driving the motor of inductance probe vertical motion and for driving the motor of inductance probe tangential movement to be connected.
The motor of described drive shaft rotary axis system is DC servo motor, and driving inductance probe motor vertical or tangential movement is AC servo motor.
The path planning implementation method of the above-mentioned complex parts locating tab assembly center path planning implement device based on three-shaft linkage, the method comprises the following steps:
For non-eccentricity gear, tested gear is clamped between upper tail spindle system and main shaft gyration axle system, make the center of tested gear and the center superposition of main shaft gyration axle system, then manually control survey column seesaws, the base radius that the distance that makes the Ce Qiuyu main shaft gyration axial center of inductance probe front end is tested gear, simultaneously, manually control inductance probe along vertical and horizontal motion, inductance probe is moved in arbitrary teeth groove of tested gear, or, for eccentric gear, tested gear is clamped between upper tail spindle system and main shaft gyration axle system, then manually control survey column seesaws, inductance probe is contacted with certain decrement with the tooth top of tested gear, then the position of fixation measuring column, then make the moving tested gear rotation of main shaft gyration axle frenulum, and by the tangential movement of inductance probe, when guaranteeing the decrement of inductance probe in the situation that contacting with the wheel toothed portion of tested gear, remain unchanged, record the position data of several gear teeth tooth tops of tested gear, by the position data recording is justified to matching, obtain the point circle center of circle O of tested gear
2in Yi main shaft gyration axial center, put O
1for the position in the coordinate system of true origin, O
1with O
2in same surface level, then by seesawing of measurement column, make the survey ball of inductance probe front end and cross the round heart O of tested gear teeth tips
2vertical straight line between distance equal the base radius of tested gear.
Described method is further comprising the steps of:
Keep measuring stud constant, the rotation that is by main shaft gyration axle makes inductance probe contact with certain decrement with tested gear teeth face, decrement is S/4～S/2, S is the range of inductance probe, then drive inductance probe vertical motion, inductance probe is moved along the facewidth direction of tested gear.
The distance that described inductance probe moves along the facewidth direction of tested gear is self-defined according to the facewidth of tested gear, or, inductance probe is first moved to below the lower surface of tested gear, more than then moving to the upper surface of tested gear by the lower surface of tested gear.
Described method is further comprising the steps of:
Keep measuring stud constant, the facewidth centre position that makes inductance probe move to tested gear by vertical motion is located, then the tested gear that rotarily drives that by main shaft gyration axle is rotates, make to have between inductance probe and the teeth groove either side flank of tooth decrement of S/4～S/2, the range that S is inductance probe; Then, for non-eccentricity gear, by controlling the interlock of the rotation of main shaft gyration axle system and the tangential movement of inductance probe, make the involute urve that inductance probe is tested gear with respect to the movement locus of the basic circle of tested gear, or, for eccentric gear, according to the point circle center of circle O of tested gear
2in Yi main shaft gyration axial center, put O
1for the position in the coordinate system of initial point, and by controlling the interlock of the rotation of main shaft gyration axle system and the tangential movement of inductance probe, make the involute urve that inductance probe is tested gear with respect to the movement locus of the basic circle of tested gear.
Described method is further comprising the steps of:
1) keep measuring stud constant; For non-eccentricity gear, by the moving tested gear left rotation and right rotation of main shaft gyration axle frenulum, and determine the teeth groove spacing of tested gear on basic circle according to the variation of inductance probe decrement size, then calculate the centre position of teeth groove, or, for eccentric gear, making main shaft gyration axle is left rotation and right rotation, and according to the point circle center of circle O of tested gear
2in Yi main shaft gyration axial center, put O
1for the position in the coordinate system of initial point, the rotation of the tangential movement of control inductance probe and main shaft gyration axle system links, the survey ball that guarantees inductance probe front end is all the time on the basic circle in tested gear, then according to the variation of inductance probe decrement size, determine the teeth groove spacing of tested gear on basic circle, then calculate the centre position of teeth groove;
2) detected after a teeth groove, make inductance probe leave teeth groove by vertical motion, then make the moving tested gear rotation of main shaft gyration axle frenulum, then make inductance probe enter adjacent next teeth groove by vertical motion, by step 1) calculate the centre position of this teeth groove;
3) repeating step 2), until obtain all teeth groove centre position of tested gear.
The rotation of the vertical motion of described inductance probe, tangential movement and main shaft gyration axle system is controlled by computing machine, described computing machine calculates and shows the distance of inductance probe and main shaft gyration axial center according to the reading of the 3rd grating scale for detection of the described displacement variable that seesaws, the vertical motion of described inductance probe and the displacement variable of tangential movement are gathered by the first and second grating scale by described computing machine respectively.
Beneficial effect of the present invention is embodied in:
1) the present invention utilizes the motion (measuring seesawing of column) of Y-axis to control the distance of gauge head and main shaft gyration axial center, can realize the stepless adjustment of basic circle, without assisted the measurement of gear by a series of base disc, simplify testing process, and solved the detection error that base disc wearing and tearing cause.
2) the present invention can be by controlling the motion (being the vertical motion of gauge head) of Z axis, and control X-axis (being the tangential movement of gauge head) and realize with the interlock philosophy of W axle (being main shaft gyration axle system) control that gauge head is measured track, and in conjunction with the measurement data of gauge head and the reading of grating scale, finally can realize all automatic measurement of teeth directional, profile of tooth and circular pitch error to thering is the gear of any base radius value in measurement range.
3) the present invention also can realize the path planning to eccentric gear, realizes all automatic measurement of teeth directional, profile of tooth and the circular pitch error of eccentric gear.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is one of tooth alignment error instrumentation plan (non-eccentricity gear);
Fig. 3 is two (non-eccentricity gears) of tooth alignment error instrumentation plan;
Fig. 4 is tooth error instrumentation plan (non-eccentricity gear);
Fig. 5 is measurement of pitch error schematic diagram (non-eccentricity gear);
Fig. 6 is one of eccentric gear instrumentation plan;
Fig. 7 is two of eccentric gear instrumentation plan;
In figure: 1 is basic circle, 2 is dedendum circle, and 3 is pedestal, and 4 is workpiece column, and 5 is main shaft gyration axle system, 6 for measuring column, and 7 is inductance probe, and 8 is handwheel, and 9 is tested gear, and 10 is tested flank profil, 11 is grating scale, and 12 is that upper tail spindle is, 13 is point circle, and A, B, C, D represent the gear teeth.
Embodiment
Below in conjunction with drawings and Examples, the present invention is elaborated.
(1) apparatus structure
Referring to Fig. 1, complex parts locating tab assembly center path planning implement device based on three-shaft linkage of the present invention, the workpiece column 4 and the main shaft gyration axle that comprise pedestal 3 and be arranged on pedestal 3 one end are 5, on workpiece column 4, being provided with main shaft gyration axle is that 5 relative upper tail spindles are 12, on the other end of pedestal 3, be provided with can before and after (Y-axis) motion measurement column 6, measure column 6 and adjust by described seesawing with the distance of workpiece column 4, measure and on column 6, be provided with the inductance probe 7 that vertically (Z axis) and level (X-axis) are moved.
Described device also comprises the manual Control Component seesawing for controlling described measurement column 6, and manually Control Component comprises the leading screw being arranged on pedestal 3 and the handwheel 8 being connected with leading screw, measures column 6 and is connected with leading screw.
Described device also comprises driving Control Component, drive Control Component to comprise computing machine, the first grating scale for detection of described vertical motion displacement variable, for detection of the second grating scale of described tangential movement displacement variable and for detection of the 3rd grating scale of the described displacement variable that seesaws, computing machine respectively with the read head of the first grating scale, the read head of the second grating scale, the read head of the 3rd grating scale, motor for drive shaft rotary axis system, for driving the motor of inductance probe vertical motion and for driving the motor of inductance probe tangential movement to be connected.
The motor of described drive shaft rotary axis system is DC servo motor, and driving inductance probe motor vertical or tangential movement is AC servo motor.
(2) the path planning implementation method of the complex parts locating tab assembly center path planning implement device based on three-shaft linkage of the present invention, comprises the following steps:
(2.1) tested gear is non-eccentricity gear
A1) tested gear is clamped in main shaft gyration axle be 5 and upper tail spindle be between 12, making the center of tested gear and main shaft gyration axle is 5 center superposition, then manually control survey column 6 seesaws, the base radius that the distance that makes the Ce Qiudao main shaft gyration axial center of inductance probe 7 front ends is tested gear, simultaneously, manually control inductance probe 7 along vertical and horizontal motion, inductance probe 7 is moved in arbitrary teeth groove of tested gear.
Referring to Fig. 2 and Fig. 3, described method further comprising the steps of (detection of tooth alignment error):
Through step a1) after, keep measuring column 6 positions (along Y-axis coordinate) constant, by main shaft gyration axle, be 5 to turn clockwise inductance probe 7 is contacted with certain decrement with the left flank of tooth of tested gear 9, decrement is S/4～S/2, S is the range of inductance probe 7, then drive inductance probe 7 vertical motions, inductance probe 7 is moved along the facewidth direction of tested gear 9, record along the data of a series of gauge head decrement size variation of tested gear tooth width direction, data are processed, obtained the tooth alignment error of tested gear.
The distance that described inductance probe 7 moves along tested gear 9 facewidth directions according to the facewidth of tested gear self-defined (selecting) within the scope of the facewidth, or, inductance probe 7 is first moved to below the lower surface of tested gear 9, more than then moving to the upper surface of tested gear 9 by the lower surface of tested gear 9.
Referring to Fig. 4, described method further comprising the steps of (detection of tooth error):
Through step a1) after, keep measuring column 6 positions (along Y-axis coordinate) constant, making inductance probe 7 move to the approximate facewidth centre position of tested gear by vertical motion locates, then the tested gear that rotarily drives that is 5 by main shaft gyration axle rotates, make to have between inductance probe 7 and the teeth groove either side flank of tooth decrement of S/4～S/2, S is the range of inductance probe 7, then by controlling the interlock (interlock of W axle and X-axis) that main shaft gyration axle is the tangential movement of 5 rotation and inductance probe 7, make the involute urve that inductance probe 7 is tested gear with respect to the movement locus of the basic circle of tested gear, and by the variation of gauge head decrement size, obtain the data of a series of description flank profil deflection sizes, data are processed, obtain tested tooth-formation of gear error.
Referring to Fig. 5, described method further comprising the steps of (detection of circular pitch error):
1) through step a1) after, keep measuring column 6 positions (along Y-axis coordinate) constant, by main shaft gyration axle, it is the tested gear left rotation and right rotation of 5 drive, and determine the teeth groove spacing of tested gear on basic circle according to the variation of inductance probe 7 decrement sizes, then calculate the centre position of teeth groove;
2) detected after a teeth groove, make inductance probe 7 move to straight up and leave teeth groove along Z axis, then making main shaft gyration axle is the tested gear rotating 360 degrees/n of 5 drive, n is the number of teeth of tested gear, then make inductance probe 7 be moved into straight down corresponding next teeth groove along Z axis, by step 1) calculate the centre position of this teeth groove;
3) repeating step 2), until obtain all teeth groove centre position of tested gear; Then by the data in each teeth groove centre position of tested gear are processed to the circular pitch error that obtains tested gear.
The vertical motion of described inductance probe 7, tangential movement and main shaft gyration axle are that 5 rotation is controlled by computing machine, described computing machine calculates according to the reading of the 3rd grating scale and shows that inductance probe 7 and main shaft gyration axle are the distance at 5 centers, and the vertical motion of described inductance probe 7 and the displacement variable of tangential movement are gathered by the first and second grating scale by described computing machine respectively.
(2.2) tested gear is eccentric gear
B1) referring to Fig. 6 and Fig. 7, for eccentric gear, by tested gear be clamped in upper tail spindle be 12 and main shaft gyration axle be between 5, then manually control survey column 6 seesaws, inductance probe 7 is contacted with certain decrement with the tooth top of tested gear, then the position of fixation measuring column, then make the moving tested gear rotation of main shaft gyration axle frenulum, and by the tangential movement of inductance probe, when guaranteeing the decrement of inductance probe in the situation that contacting with the wheel toothed portion of tested gear, remain unchanged, record the position data of several gear teeth of tested gear (being generally more than or equal to 3) tooth top, by the position data recording is justified to matching, obtain the point circle center of circle O of tested gear
2in Yi main shaft gyration axial center, put O
1for the position in the coordinate system of true origin, O
1with O
2in same surface level, then by seesawing of measurement column, make the survey ball of inductance probe front end and cross the round heart O of tested gear teeth tips
2vertical straight line between distance equal the base radius of tested gear.
The detection of tooth alignment error: identical with non-eccentricity gear.
The detection of tooth error: through step b1) after, keep measuring column 6 invariant positions, making inductance probe 7 move to the approximate facewidth centre position of tested gear by vertical motion locates, then the tested gear that rotarily drives that is 5 by main shaft gyration axle rotates, make to have between inductance probe 7 and the teeth groove either side flank of tooth decrement of S/4～S/2, S is the range of inductance probe, then, and according to the point circle center of circle O of tested gear
2in Yi main shaft gyration axial center, put O
1for the position in the coordinate system of initial point, and by controlling the interlock of the rotation of main shaft gyration axle system and the tangential movement of inductance probe, make the involute urve that inductance probe is tested gear with respect to the movement locus of the basic circle of tested gear.
The detection of circular pitch error:
1) through step b1) after, keep measuring column 6 invariant positions, making main shaft gyration axle is 5 left rotation and right rotation, and according to the point circle center of circle O of tested gear
2in Yi main shaft gyration axial center, put O
1for the position in the coordinate system of initial point, the rotation of the tangential movement of control inductance probe and main shaft gyration axle system links, the survey ball that guarantees inductance probe front end is all the time on the basic circle in tested gear, then according to the variation of inductance probe 7 decrement sizes, determine the teeth groove spacing of tested gear on basic circle, then calculate the centre position of teeth groove;
2) detected after a teeth groove, make inductance probe 7 leave teeth groove by vertical motion, then making main shaft gyration axle is the rotation of the tested gear of 7 drive, then makes inductance probe enter adjacent next teeth groove by vertical motion, by step 1) calculate the centre position of this teeth groove;
3) repeating step 2), until obtain all teeth groove centre position of tested gear.
Embodiment
Referring to Fig. 1, a kind of complex parts locating tab assembly center path planning implement device based on three-shaft linkage, the measurement column that can move along Y direction that comprises manual control, and be arranged at the gauge head that can move along X, Z-direction of controlling by servo drive system of measuring on column, also comprising can be along the rotating main shaft gyration axle of W direction of principal axis system.The distance of gauge head along Y direction apart from main shaft gyration axial center can show in real time by computing machine.
Described device also comprises pedestal, for the workpiece column of clamping workpiece and drive Control Component (computing machine and three grating scales 11 corresponding with X, Y, Z axis).
Gauge head is TESA inductance probe.
The non-eccentricity gear measurement process of take is example, after the parameter input computing machine of tested gear, by calculating base radius theoretical value, then carry out lathe adjustment (determining main shaft gyration axial center by standard plug), then manually shake Y-axis handwheel, the distance of Shi Ceqiudao main shaft gyration axial center is theoretical base radius, and after having adjusted, in the measuring process of this gear, Y-axis is no longer adjusted.Manually control X, Z axis motor, make gauge head move to the place, centre position in arbitrary teeth groove of tested gear.
The detection of tooth alignment error: the dextrorotation of W axle goes to gauge head and take certain decrement with the left flank of tooth of tested gear and contact (decrement is 1/4th of gauge head range), motor drives Z axis that gauge head is moved along facewidth direction, displacement can self-definedly also can first move to below tested gear lower surface, more than moving to upper surface by lower surface again, the data that gauge head is recorded are processed, and obtain the tooth alignment error of tested gear.
The detection of tooth error: gauge head is moved to place, approximate facewidth centre position in teeth groove, by the automatic rotation of W axle, make to have between gauge head and the flank of tooth decrement of 1/4th gauge head ranges, then by the interlock of software control W axle and X-axis, make the involute urve that gauge head is tested gear with respect to the movement locus of the basic circle of tested gear, by processing characterizing the data of gauge head decrement size, complete the measurement to tested gear form error.
The detection of circular pitch error: gauge head moves in teeth groove, by the left rotation and right rotation of W axle, confirm the teeth groove spacing of tested gear on basic circle, and the centre position that obtains teeth groove by calculating, having detected after a teeth groove, Z axis moves up and is greater than the distance of the facewidth, then W axle rotating 360 degrees/n (number of teeth that n is tested gear), gauge head falls and enters next teeth groove, repeats aforementioned activities, until complete measurement.By the contrast of gained teeth groove intermediate positional data is obtained to circular pitch error.
The present invention can realize the electrodeless adjustment of tested rolling circle, do not need to process different base discs, easy and simple to handle and increased substantially measuring accuracy, realize the planning of eccentric gear and non-eccentricity gear pahtfinder hard, and can realize the full-automatic of measuring process.
Claims (10)
1. the complex parts locating tab assembly center path based on three-shaft linkage is planned implement device, it is characterized in that: this device comprises pedestal (3) and is arranged at workpiece column (4) and the main shaft gyration axle system (5) on pedestal (3) one end, on workpiece column (4), be provided with the upper tail spindle system (12) relative with main shaft gyration axle system (5), on the other end of pedestal (3), be provided with the measurement column (6) that can seesaw, measuring column (6) adjusts by described seesawing with the distance of workpiece column (4), measure that on column (6), be provided with can be vertically and the inductance probe of tangential movement (7).
2. a kind of complex parts locating tab assembly center path based on three-shaft linkage is planned implement device according to claim 1, it is characterized in that: described device also comprises the manual Control Component seesawing for controlling described measurement column (6), manually Control Component comprises the handwheel (8) that is arranged at the leading screw on pedestal (3) and is connected with leading screw, measures column (6) and is connected with leading screw.
3. a kind of complex parts locating tab assembly center path based on three-shaft linkage is planned implement device according to claim 1, it is characterized in that: described device also comprises driving Control Component, drive Control Component to comprise computing machine, the first grating scale for detection of described vertical motion displacement variable, for detection of the second grating scale of described tangential movement displacement variable and for detection of the 3rd grating scale of the described displacement variable that seesaws, computing machine respectively with the read head of the first grating scale, the read head of the second grating scale, the read head of the 3rd grating scale, motor for drive shaft rotary axis system, for driving the motor of inductance probe vertical motion and for driving the motor of inductance probe tangential movement to be connected.
4. a kind of complex parts locating tab assembly center path based on three-shaft linkage is planned implement device according to claim 3, it is characterized in that: the motor of described drive shaft rotary axis system is DC servo motor, driving inductance probe motor vertical or tangential movement is AC servo motor.
5. a path planning implementation method for the complex parts locating tab assembly center path based on three-shaft linkage planning implement device as claimed in claim 1, is characterized in that: the method comprises the following steps:
For non-eccentricity gear, tested gear is clamped between upper tail spindle system (12) and main shaft gyration axle system (5), make the center of tested gear and the center superposition of main shaft gyration axle system, then manually control survey column (6) seesaws, the base radius that the distance that makes the Ce Qiuyu main shaft gyration axial center of inductance probe (7) front end is tested gear, simultaneously, manually control inductance probe (7) along vertical and horizontal motion, inductance probe is moved in arbitrary teeth groove of tested gear, or, for eccentric gear, tested gear is clamped between upper tail spindle system (12) and main shaft gyration axle system (5), then manually control survey column (6) seesaws, inductance probe (7) is contacted with certain decrement with the tooth top of tested gear, then the position of fixation measuring column, then make the moving tested gear rotation of main shaft gyration axle frenulum, and by the tangential movement of inductance probe, when guaranteeing the decrement of inductance probe in the situation that contacting with the wheel toothed portion of tested gear, remain unchanged, record the position data of several gear teeth tooth tops of tested gear, by the position data recording is justified to matching, obtain the point circle center of circle O of tested gear
2in Yi main shaft gyration axial center, put O
1for the position in the coordinate system of true origin, O
1with O
2in same surface level, then by seesawing of measurement column, make the survey ball of inductance probe front end and cross the round heart O of tested gear teeth tips
2vertical straight line between distance equal the base radius of tested gear.
6. a kind of path planning implementation method of complex parts locating tab assembly center path based on three-shaft linkage planning implement device according to claim 5, is characterized in that: described method is further comprising the steps of:
Keep measuring column (6) invariant position, rotation by main shaft gyration axle system (5) makes inductance probe (7) contact with certain decrement with tested gear teeth face, decrement is S/4～S/2, S is the range of inductance probe, then drive inductance probe (7) vertical motion, inductance probe (7) is moved along the facewidth direction of tested gear.
7. a kind of path planning implementation method of complex parts locating tab assembly center path based on three-shaft linkage planning implement device according to claim 6, it is characterized in that: the distance that described inductance probe (7) moves along the facewidth direction of tested gear is self-defined according to the facewidth of tested gear, or, inductance probe is first moved to below the lower surface of tested gear, more than then moving to the upper surface of tested gear by the lower surface of tested gear.
8. a kind of path planning implementation method of complex parts locating tab assembly center path based on three-shaft linkage planning implement device according to claim 5, is characterized in that: described method is further comprising the steps of:
Keep measuring column (6) invariant position, the facewidth centre position that makes inductance probe (7) move to tested gear by vertical motion is located, then by the tested gear rotation of rotarily driving of main shaft gyration axle system (5), make to have between inductance probe (7) and the teeth groove either side flank of tooth decrement of S/4～S/2, the range that S is inductance probe; Then, for non-eccentricity gear, by controlling the interlock of the system's rotation of (5) of main shaft gyration axle and the tangential movement of inductance probe, make the involute urve that inductance probe is tested gear with respect to the movement locus of the basic circle of tested gear, or, for eccentric gear, according to the point circle center of circle O of tested gear
2in Yi main shaft gyration axial center, put O
1for the position in the coordinate system of initial point, and by controlling the interlock of the rotation of main shaft gyration axle system and the tangential movement of inductance probe, make the involute urve that inductance probe is tested gear with respect to the movement locus of the basic circle of tested gear.
9. a kind of path planning implementation method of complex parts locating tab assembly center path based on three-shaft linkage planning implement device according to claim 5, is characterized in that: described method is further comprising the steps of:
1) keep measuring column (6) invariant position; For non-eccentricity gear, by main shaft gyration axle system (5), drive tested gear left rotation and right rotation, and determine the teeth groove spacing of tested gear on basic circle according to the variation of inductance probe (7) decrement size, then calculate the centre position of teeth groove, or, for eccentric gear, make main shaft gyration axle system (5) left rotation and right rotation, and according to the point circle center of circle O of tested gear
2in Yi main shaft gyration axial center, put O
1for the position in the coordinate system of initial point, the rotation of the tangential movement of control inductance probe and main shaft gyration axle system links, the survey ball that guarantees inductance probe front end is all the time on the basic circle in tested gear, then according to the variation of inductance probe (7) decrement size, determine the teeth groove spacing of tested gear on basic circle, then calculate the centre position of teeth groove;
2) detected after a teeth groove, make inductance probe (7) leave teeth groove by vertical motion, then make main shaft gyration axle system (7) drive tested gear rotation, then make inductance probe enter adjacent next teeth groove by vertical motion, by step 1) calculate the centre position of this teeth groove;
3) repeating step 2), until obtain all teeth groove centre position of tested gear.
10. according to claim 6, 7, a kind of path planning implementation method of the complex parts locating tab assembly center path planning implement device based on three-shaft linkage described in 8 or 9, it is characterized in that: the vertical motion of described inductance probe, the rotation of tangential movement and main shaft gyration axle system is controlled by computing machine, described computing machine calculates and shows the distance of inductance probe and main shaft gyration axial center according to the reading of the 3rd grating scale for detection of the described displacement variable that seesaws, the vertical motion of described inductance probe and the displacement variable of tangential movement are gathered by the first and second grating scale by described computing machine respectively.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN105674900A (en) * | 2016-03-22 | 2016-06-15 | 嘉兴市兴嘉汽车零部件制造有限公司 | Belt pulley location line detection device and detection method |
| CN105674900B (en) * | 2016-03-22 | 2018-04-03 | 嘉兴市兴嘉汽车零部件制造有限公司 | Belt pulley positions line detector and detection method |
| CN109556512A (en) * | 2018-11-20 | 2019-04-02 | 西安交通大学 | A kind of pipe screw thread is in part measuring device |
| CN109556512B (en) * | 2018-11-20 | 2020-03-17 | 西安交通大学 | Pipe thread is measuring device at piece |
| CN109539958A (en) * | 2019-01-08 | 2019-03-29 | 贵州大学 | A kind of impaired detection device of precision machinery gear tooth slot |
| CN109794856A (en) * | 2019-01-30 | 2019-05-24 | 西安交通大学 | Shaping mould crushing data capture method based on multi-shaft interlocked precision measurement system |
| CN112082476A (en) * | 2020-08-31 | 2020-12-15 | 哈尔滨智达测控技术有限公司 | Small-size gear measuring center |
| CN112729086A (en) * | 2020-12-28 | 2021-04-30 | 西安交通大学 | Vortex disc body error on-machine measurement method based on four-axis numerical control milling machine |
| CN112729086B (en) * | 2020-12-28 | 2022-03-08 | 西安交通大学 | Vortex disc body error on-machine measurement method based on four-axis numerical control milling machine |
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