CN204988247U - Work piece height finding device - Google Patents
Work piece height finding device Download PDFInfo
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- CN204988247U CN204988247U CN201520666784.1U CN201520666784U CN204988247U CN 204988247 U CN204988247 U CN 204988247U CN 201520666784 U CN201520666784 U CN 201520666784U CN 204988247 U CN204988247 U CN 204988247U
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Abstract
The utility model discloses a work piece height finding device, locate the support body on, including crimping portion, height finding portion, extension spring subassembly and three sharp driver, height finding portion and crimping portion are setting side by side, the extension spring subassembly links to each other with height finding portion, crimping portion installs on the output of first sharp driver, crimping portion moves to the position with the measured workpiece butt along vertical orientation under of the ordering about of a linear actuator, third straight line driver is installed on the output of second straight line driver, height finding portion installs on the output of third straight line driver, height finding portion does flexible motion along vertical direction through the extension spring subassembly under of the ordering about of the 2nd linear actuator, height finding portion moves along the horizontal direction under of the ordering about of third straight line driver, height finding portion by along level and the motion of vertical direction aims at the subsides dress portion that arranges the measured workpiece in the holding district in and measures the high coordinate of this subsides dress portion. The whole structure is simple and compact, effective the cost is reduced to the work piece has been protected.
Description
Technical field
The utility model relates to a kind of Full Vision equipment, particularly relates to a kind of workpiece height measuring device.
Background technology
Along with the fast development of science and technology, to trend toward miniaturization development obviously, electronic component is also therefore towards high-density integrated and superfinishing refinement development, and accordingly, the requirement for the mounting device of electronic devices and components is also more and more higher for electronic and electrical equipment.
Wherein, in order to ensure the degree of accuracy that electronic devices and components mount, usually need to measure the height coordinate of electronic devices and components, to ensure the degree of accuracy of follow-up attachment when mounting.During as non-standard electronic devices and components are mounted on the substrate such as pcb board, panel, need to measure the height coordinate in the attachment portion on the workpiece such as substrate.But the existing general all more complicated of structure carrying out surveying high height measuring device to workpiece, cost is high, and structure is simple, the measuring accuracy of the height measuring device that cost is low is not high again, and because existing height measuring device is all generally that to carry out survey by actuator Direct driver height measuring device high, the high process of whole survey is rigid motion, therefore often cause with the contact force of workpiece excessive because actuator overexerts when measuring, and then cause measurement data to be not problem very accurately, so that affect the degree of accuracy of follow-up attachment, even also there will be the too fast too quickly and problem of the workpiece damage caused of driving due to actuator.
Therefore, need badly a kind of structure simple and compact, effectively reduce costs and the workpiece height measuring device of compliant motion can be realized to overcome the problems referred to above.
Utility model content
The purpose of this utility model be to provide a kind of structure simple and compact, effectively reduce costs and the workpiece height measuring device of compliant motion can be realized.
To achieve these goals, the utility model discloses a kind of workpiece height measuring device, be located on support body, described workpiece height measuring device comprises pressure contact portion, survey high portion, tension spring component, first linear actuator, second linear actuator and the 3rd linear actuator, described pressure contact portion has a disposal area, the high portion of described survey and described pressure contact portion are setting arranged side by side, and described survey high-order bit is in the top of described disposal area, described tension spring component is connected with the high portion of described survey, described first linear actuator is arranged on described support body, described pressure contact portion is arranged on the output terminal of described first linear actuator, described pressure contact portion vertically moves to the position abutted with measured workpiece under the ordering about of described first linear actuator, described second linear actuator is arranged on described support body, described 3rd linear actuator is arranged on the output terminal of described second linear actuator, the high portion of described survey is arranged on the output terminal of described 3rd linear actuator, flexible motion is vertically done by described tension spring component under the ordering about of described second linear actuator by the high portion of described survey, the high portion of described survey moves in the horizontal direction under the ordering about of described 3rd linear actuator, aim at the attachment portion of the measured workpiece be placed in described disposal area by the high portion of the survey of moving along level and vertical direction and the height coordinate in this attachment portion is measured.
Preferably, described pressure contact portion comprises pressing plate and web joint, described web joint is slidedly arranged on the housing of described first linear actuator, described web joint is also connected with the output terminal of described first linear actuator, described pressing plate is connected with described web joint, described pressing plate offers groove, and described groove forms described disposal area.
Preferably, described pressure contact portion also comprises crimping bar, and described crimping bar symmetrically is located at left side and the right side of described pressing plate, described crimping bar survey high time and described measured workpiece abut against.
Preferably, described crimping bar is arranged with spring, and described spring crimps between bar with described at described pressing plate.
Preferably, described crimping bar is the plastic cement rod of hard.
Preferably, the high portion of described survey comprises altimeter and fixed head, described altimeter is in the top of groove being positioned at described pressing plate, described altimeter is connected with described fixed head, one end of described tension spring component is connected with described fixed head, the other end of described tension spring component is connected with described altimeter, described fixed head is slidedly arranged on the housing of described 3rd linear actuator, described fixed head is also connected with the output terminal of described 3rd linear actuator, described second linear actuator orders about described 3rd linear actuator and vertically slides, described altimeter is driven vertically to move by described 3rd linear actuator slided, described 3rd linear actuator orders about described fixed head and slides in the horizontal direction, described altimeter is driven to slide in the horizontal direction by the described fixed head slided.
Preferably, described tension spring component comprises slide plate, extension spring and locating piece, described slide plate is slidedly arranged on described fixed head, and described slide plate and described altimeter are the parallel settings in front and back, one end of described extension spring is connected with described slide plate, the other end of described extension spring is connected with described locating piece, and described locating piece is connected on described altimeter; When described altimeter contacts with described attachment portion, described slide plate is vertically upward sliding and the described extension spring that stretches under the driving of described second linear actuator.
Preferably, described tension spring component also comprises limiting section, described limiting section is located at the end of described fixed head towards described slide plate, described sliding plate sleeve is located on described limiting section, and described slide plate is slided on described fixed head by described limiting section, described limiting section limits the distance of described slide plate vertically upward sliding on described fixed head.
Preferably, described limiting section is a screw rod.
Preferably, described first linear actuator, the second linear actuator and the 3rd linear actuator are linear drive motor.
Compared with prior art, workpiece height measuring device of the present utility model comprises pressure contact portion, survey high portion, tension spring component and three linear actuators, wherein, described pressure contact portion has a disposal area, the high portion of described survey and described pressure contact portion are setting arranged side by side, the high portion of described survey is also positioned at above described disposal area, described first linear actuator and the second linear actuator are all located on described support body, described pressure contact portion is arranged on the output terminal of described first linear actuator, described 3rd linear actuator is arranged on the output terminal of described second linear actuator, the high portion of described survey is arranged on the output terminal of described 3rd linear actuator.Described pressure contact portion vertically moves to the position abutted with measured workpiece under the ordering about of described first linear actuator, the high portion of described survey moves in the horizontal direction under the ordering about of described 3rd linear actuator, aims at the attachment portion of the measured workpiece be placed in described disposal area and measure the height coordinate in this attachment portion by the high portion of the survey of moving along level and vertical direction.Whole apparatus structure is simple and compact, effectively reduces cost.And; flexible motion is vertically done by described tension spring component under the ordering about of described second linear actuator by the high portion of described survey; make when surveying high; the rigid motion of described second linear actuator is converted into compliant motion; avoid and survey the excessive and inaccurate problem of measurement data that is that cause of contact force between high portion and measured workpiece; effectively improve the degree of accuracy of measurement; ensure the degree of accuracy of follow-up attachment; and it also avoid the high portion of described survey because moving too fast or the too quickly and problem of defective work piece, effectively protecting workpiece.
Accompanying drawing explanation
Fig. 1 is the perspective view of an angle of workpiece height measuring device of the present utility model.
Fig. 2 is the perspective view of another angle of workpiece height measuring device of the present utility model.
Fig. 3 is the perspective view of workpiece of the present utility model.
Embodiment
By describing technology contents of the present utility model, structural attitude in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
Refer to Fig. 1 to Fig. 3, the more excellent and existing controller (not shown) of workpiece height measuring device 100 of the present utility model is electrically connected, but not as limit.Wherein, workpiece height measuring device 100 of the present utility model is for the mensuration of the height coordinate in the attachment portion 210 to measured workpiece 200, and workpiece height measuring device 100 is set up in the top of the transmission track of workpiece 200 by support body 10.Workpiece height measuring device 100 of the present utility model comprises pressure contact portion 20, surveys high portion 30, tension spring component 40, first linear actuator 50, second linear actuator 60 and the 3rd linear actuator 70.More preferably, the first linear actuator 50, second linear actuator 60 and the 3rd linear actuator 70 are linear drive motor.Wherein, pressure contact portion 20 has a disposal area 20a, and survey high portion 30 with pressure contact portion 20 in setting arranged side by side, and survey the top that high portion 30 is positioned at disposal area 20a, tension spring component 40 is connected with the high portion 30 of survey.First linear actuator 50 is arranged on support body 10, and pressure contact portion 20 is arranged on the output terminal of the first linear actuator 50, pressure contact portion 20 under the ordering about of the first linear actuator 50 vertically on move to the position abutted against with measured workpiece 200.Second linear actuator 60 is also arranged on support body 10, and the 3rd linear actuator 70 is arranged on the output terminal of the second linear actuator 60, surveys high portion 30 and is arranged on the output terminal of the 3rd linear actuator 70.Survey high portion 30 and vertically do flexible motion by tension spring component 40 under the ordering about of the second linear actuator 60, survey high portion 30 to move in the horizontal direction under the ordering about of the 3rd linear actuator 70, aim at the attachment portion 210 of the measured workpiece 200 be placed in the 20a of disposal area by the high portion 30 of the survey of moving along level and vertical direction and the height coordinate in this attachment portion 210 is measured.Measurement result can directly be shown by the high portion 30 of survey, also by measurement feedback to controller, can show by after controller process again, therefore not as limit.More specifically:
Pressure contact portion 20 comprises pressing plate 21 and web joint 22.Web joint 22 is slidedly arranged on the housing of the first linear actuator 50, and web joint 22 is also connected with the output terminal of the first linear actuator 50, and pressing plate 21 is connected with web joint 22, and pressing plate 21 offers groove, and this groove forms disposal area 20a.Particularly, can reduce the surface of contact of pressing plate 21 and workpiece 200, make with the contact of workpiece 200 more accurate, pressure contact portion 20 also comprises crimping bar 23, and crimping bar 23 symmetrically is located at left side and the right side of pressing plate 21.Crimping bar 23 when surveying high and measured workpiece 200 abut against, thus fixation workpiece 200.And the setting of symmetry can ensure the consistance with the power that abuts on the left side of workpiece 200 and right side, and the levelness of workpiece 200 during to ensure to survey high, to improve survey pinpoint accuracy.More preferably, in order to better protect workpiece 200, crimping bar 23 is the plastic cement rod of hard.
Further, in order to prevent crimping bar 23 under the driving of the first linear actuator 50, because of move too quickly cause with workpiece 200 to compress power excessive, to affect the degree of accuracy of follow-up measurement, or because moving too fast and disfiguring workpiece 200, can crimping bar 23 on be arranged with spring 24, and spring 24 pressing plate 21 with crimp between bar 23.Particularly, the lower end of spring 24 connects with the middle and lower part of crimping bar 23, and the upper end of spring 24 connects with the bottom surface of pressing plate 21.After crimping bar 23 contacts with workpiece 200, under the driving of the first linear actuator 50, spring 24 is compressed between pressing plate 21 and connecting link 23, with this, rigid motion of the first linear actuator 50 is converted to compliant motion, to protect workpiece 200.
Further, survey high portion 30 and comprise altimeter 31 and fixed head 32, altimeter 31 is positioned at the top of the groove of pressing plate 21, and altimeter 31 is connected with fixed head 32, and one end of tension spring component 40 is connected with fixed head 32, and the other end of tension spring component 40 is connected with altimeter 31.Fixed head 32 is slidedly arranged on the housing of the 3rd linear actuator 70, and fixed head 32 is also connected with the output terminal of the 3rd linear actuator 70.Second linear actuator 60 orders about the 3rd linear actuator 70 and vertically slides, and drives altimeter 31 vertically to move by the 3rd linear actuator 70 slided.3rd linear actuator 70 orders about fixed head 32 and slides in the horizontal direction, drives altimeter 31 to move in the horizontal direction by the fixed head 32 slided.
Particularly, tension spring component 40 comprises slide plate 41, extension spring 42 and locating piece 43, and slide plate 41 is slidedly arranged on fixed head 32, and the setting that slide plate 41 is parallel in front and back with altimeter 31.One end of extension spring 42 is connected with slide plate 41, and the other end of extension spring 42 is connected with locating piece 43, and locating piece 43 is connected on altimeter 31.When altimeter 31 contacts with attachment portion 210; slide plate 41 is vertically upward sliding and the extension spring 42 that stretches under the driving of the second linear actuator 60; with this, rigid motion of the second linear actuator 60 is converted into compliant motion; too quickly and excessive with the contact force of workpiece 200 to prevent altimeter 31 from moving; so that affect measuring accuracy; also prevent altimeter 31 to move block and disfiguring workpiece 200, protect workpiece 200 further.
Further, tension spring component 40 also comprises limiting section 44, limiting section 44 is located at the end of fixed head 32 towards slide plate 41, slide plate 41 is sheathed on limiting section 44, and slide plate 41 is slided on fixed head 32 by this limiting section 44, limiting section 44 limits the distance of slide plate 41 vertically upward sliding on fixed head 32.More preferably, limiting section 44 is a screw rod.
1 to accompanying drawing 3 by reference to the accompanying drawings, as follows to the specific works principles illustrated of the workpiece height measuring device 100 of the application:
When surveying high, according to the instruction of controller, first linear actuator 50 orders about web joint 22 and is with dynamic pressure plate 21 to move straight down, abut against to crimping bar 23 with measured workpiece 200, under the driving of the first linear actuator 50, spring 24 is compressed, with this, rigid motion of the first linear actuator 50 is converted into compliant motion, to prevent the result that causes because crimping bar 23 and the power that compresses of workpiece 200 are excessive measuring accurate not, also prevent and crimp bar 23 and move the too fast and problem of disfiguring workpiece 200 that is that cause.Then the 3rd linear actuator 70 orders about altimeter 31 and moves in the horizontal direction, second linear actuator 60 orders about altimeter 31 and moves straight down, aims at the attachment portion 210 of the measured workpiece 200 be placed in the 20a of disposal area and measure the height coordinate in this attachment portion 210 by the altimeter 31 moved along level and vertical direction.Wherein, when altimeter 31 contacts with attachment portion 210; under the driving of the second linear actuator 60; slide plate 41 vertically moves upward and the extension spring 42 that stretches; with this, rigid motion of the second linear actuator 60 is converted into compliant motion, too quickly and excessive with the contact force of workpiece 200 to prevent altimeter 31 from moving, so that affect measuring accuracy; also prevent altimeter 31 to move block and disfiguring workpiece 200, protect workpiece 200 further.
Compared with prior art, workpiece height measuring device 100 of the present utility model comprise pressure contact portion 20, survey high portion 30, tension spring component 40, first linear actuator 50, second linear actuator 60 and the 3rd linear actuator 70.Wherein, pressure contact portion 20 has a disposal area 20a, survey high portion 30 with pressure contact portion 20 in setting arranged side by side, survey the top that high portion 30 is also positioned at disposal area 20a, first linear actuator 50 and the second linear actuator 60 are all located on support body 10, pressure contact portion 20 is arranged on the output terminal of the first linear actuator 50, and the 3rd linear actuator 70 is arranged on the output terminal of the second linear actuator 60, surveys high portion 30 and is arranged on the output terminal of the 3rd linear actuator 70.Pressure contact portion 20 vertically moves to the position abutted with measured workpiece 200 under the ordering about of the first linear actuator 50, survey high portion 30 to move in the horizontal direction under the ordering about of the 3rd linear actuator 70, aim at the attachment portion 210 of the measured workpiece 200 be placed in the 20a of disposal area by the high portion 30 of the survey of moving along level and vertical direction and the height coordinate in this attachment portion 210 is measured.Whole apparatus structure is simple and compact, effectively reduces cost.And, survey high portion 30 and vertically do flexible motion by tension spring component 40 under the ordering about of the second linear actuator 60, make when surveying high, the rigid motion of the second linear actuator 60 is converted into compliant motion, avoid and survey the excessive and inaccurate problem of measurement data that is that cause of contact force between high portion 30 and measured workpiece 200, effectively improve the degree of accuracy of measurement, ensure the degree of accuracy of follow-up attachment, and it also avoid and survey high portion 30 and damage the problem of measured workpiece 200 because moving too fast or too quickly.
Above disclosedly be only preferred embodiment of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (10)
1. a workpiece height measuring device, be located on support body, it is characterized in that, described workpiece height measuring device comprises pressure contact portion, survey high portion, tension spring component, first linear actuator, second linear actuator and the 3rd linear actuator, described pressure contact portion has a disposal area, the high portion of described survey and described pressure contact portion are setting arranged side by side, and described survey high-order bit is in the top of described disposal area, described tension spring component is connected with the high portion of described survey, described first linear actuator is arranged on described support body, described pressure contact portion is arranged on the output terminal of described first linear actuator, described pressure contact portion vertically moves to the position abutted with measured workpiece under the ordering about of described first linear actuator, described second linear actuator is arranged on described support body, described 3rd linear actuator is arranged on the output terminal of described second linear actuator, the high portion of described survey is arranged on the output terminal of described 3rd linear actuator, flexible motion is vertically done by described tension spring component under the ordering about of described second linear actuator by the high portion of described survey, the high portion of described survey moves in the horizontal direction under the ordering about of described 3rd linear actuator, aim at the attachment portion of the measured workpiece be placed in described disposal area by the high portion of the survey of moving along level and vertical direction and the height coordinate in this attachment portion is measured.
2. workpiece height measuring device as claimed in claim 1, it is characterized in that, described pressure contact portion comprises pressing plate and web joint, described web joint is slidedly arranged on the housing of described first linear actuator, described web joint is also connected with the output terminal of described first linear actuator, described pressing plate is connected with described web joint, and described pressing plate offers groove, and described groove forms described disposal area.
3. workpiece height measuring device as claimed in claim 2, it is characterized in that, described pressure contact portion also comprises crimping bar, and described crimping bar symmetrically is located at left side and the right side of described pressing plate, described crimping bar when surveying high and described measured workpiece abut against.
4. workpiece height measuring device as claimed in claim 3, it is characterized in that, described crimping bar is arranged with spring, and described spring crimps between bar with described at described pressing plate.
5. the workpiece height measuring device as described in claim 3 or 4, is characterized in that, described crimping bar is the plastic cement rod of hard.
6. workpiece height measuring device as claimed in claim 2, it is characterized in that, the high portion of described survey comprises altimeter and fixed head, described altimeter is in the top of groove being positioned at described pressing plate, described altimeter is connected with described fixed head, one end of described tension spring component is connected with described fixed head, the other end of described tension spring component is connected with described altimeter, described fixed head is slidedly arranged on the housing of described 3rd linear actuator, described fixed head is also connected with the output terminal of described 3rd linear actuator, described second linear actuator orders about described 3rd linear actuator and vertically slides, described altimeter is driven vertically to move by described 3rd linear actuator slided, described 3rd linear actuator orders about described fixed head and slides in the horizontal direction, described altimeter is driven to slide in the horizontal direction by the described fixed head slided.
7. workpiece height measuring device as claimed in claim 6, it is characterized in that, described tension spring component comprises slide plate, extension spring and locating piece, described slide plate is slidedly arranged on described fixed head, and described slide plate and described altimeter are the parallel settings in front and back, one end of described extension spring is connected with described slide plate, and the other end of described extension spring is connected with described locating piece, and described locating piece is connected on described altimeter; When described altimeter contacts with described attachment portion, described slide plate is vertically upward sliding and the described extension spring that stretches under the driving of described second linear actuator.
8. workpiece height measuring device as claimed in claim 7, it is characterized in that, described tension spring component also comprises limiting section, described limiting section is located at the end of described fixed head towards described slide plate, described sliding plate sleeve is located on described limiting section, and described slide plate is slided on described fixed head by described limiting section, described limiting section limits the distance of described slide plate vertically upward sliding on described fixed head.
9. workpiece height measuring device as claimed in claim 8, it is characterized in that, described limiting section is a screw rod.
10. workpiece height measuring device as claimed in claim 1, it is characterized in that, described first linear actuator, the second linear actuator and the 3rd linear actuator are linear drive motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520666784.1U CN204988247U (en) | 2015-08-31 | 2015-08-31 | Work piece height finding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520666784.1U CN204988247U (en) | 2015-08-31 | 2015-08-31 | Work piece height finding device |
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| Publication Number | Publication Date |
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| CN204988247U true CN204988247U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520666784.1U Active CN204988247U (en) | 2015-08-31 | 2015-08-31 | Work piece height finding device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547222A (en) * | 2016-03-08 | 2016-05-04 | 苏州菱欧自动化科技股份有限公司 | Terminal height inspecting mechanism of automatic welding line |
| CN110530309A (en) * | 2019-09-24 | 2019-12-03 | 东莞市沃德精密机械有限公司 | The detection device of harmonic speed reducer axial runout and circular runout |
-
2015
- 2015-08-31 CN CN201520666784.1U patent/CN204988247U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547222A (en) * | 2016-03-08 | 2016-05-04 | 苏州菱欧自动化科技股份有限公司 | Terminal height inspecting mechanism of automatic welding line |
| CN110530309A (en) * | 2019-09-24 | 2019-12-03 | 东莞市沃德精密机械有限公司 | The detection device of harmonic speed reducer axial runout and circular runout |
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