CN102865843B - Measuring device for parameter of metal plate hole - Google Patents
Measuring device for parameter of metal plate hole Download PDFInfo
- Publication number
- CN102865843B CN102865843B CN201210342634.6A CN201210342634A CN102865843B CN 102865843 B CN102865843 B CN 102865843B CN 201210342634 A CN201210342634 A CN 201210342634A CN 102865843 B CN102865843 B CN 102865843B
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- measuring head
- hole
- slide block
- parameter
- metal plate
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a measuring device for a parameter of a metal plate hole, relating to the technical field of measurement and being invented to measure the parameter of the metal plate hole precisely. The measuring device for the parameter of the metal plate hole comprises a limiting base, a slide block, a measuring head and a displacement sensor, wherein the limiting base is internally provided with a first hole and a second hole, both of which are mutually connected and coaxial; the aperture of the first hole is greater than that of the second hole; a lug boss which is contained in the first hole is arranged at the sidewall of the top part of the slide block; the sidewall below the lug boss of the slide block is matched with the inner wall of the second hole in a sliding manner; the measuring head with a round cross section is fixed at the bottom of the slide block; the intersecting line of the lengthways section of the measuring head and the side surface of the measuring head is a beeline; the included angle between the intersecting line and the bottom of the measuring head is less than or equal to 90 degrees, but grater than 0 degree; ad the displacement sensor is used for detecting the displacement of the slide block from a starting position to a measured position. The measuring device for the parameter of the metal plate hole, disclosed by the invention, is used for measuring the parameter of the metal plate hole.
Description
Technical field
The present invention relates to field of measuring technique, particularly relate to a kind of measurement mechanism of parameter of metal plate hole.
Background technology
A lot of sheet metal component can be used in automobile manufacturing process, and need to make on sheet metal component the circular port (being called stamping holes) that diameter do not wait, with applicable different assembling needs.
In order to whether the stamping holes understanding making meets the demands, usually need to measure the parameter of stamping holes, parameter of metal plate hole comprises aperture and face poor (face, place, hole and the distance of installing fixing its opposite face rear).
Wherein, the measurement in aperture uses vernier caliper usually, and the survey pin by vernier caliper is stuck in stamping holes, then reads the numerical value on vernier caliper.
Place because needs are manual and survey pin, so stamping holes diametrical position is easily departed from the position surveying pin, make measuring accuracy low, meanwhile, do not have a kind of instrument can measure the face of stamping holes in prior art poor.
Summary of the invention
Embodiments of the invention provide a kind of measurement mechanism of parameter of metal plate hole, accurately can measure the parameter of stamping holes.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A measurement mechanism for parameter of metal plate hole, wherein, comprising: limit base, slide block, measuring head and displacement transducer; Have in described limit base and be interconnected and the first coaxial hole and the second hole, the aperture in described first hole is greater than the aperture in described second hole; The top sidewall of described slide block has boss, and described first pore volume receives described boss, and the inwall in the sidewall below the boss of described slide block and described second hole is slidably matched; Described measuring head is fixed on described slider bottom, the shape of cross section of described measuring head is circular, the longitudinal section of described measuring head and the intersection of described measuring head side are straight line, and the angle of described intersection and described measuring head bottom surface is less than or equal to 90 degree, is greater than 0 degree; Institute's displacement sensors, to move to the displacement of measuring position from reference position for detecting described slide block.
Wherein, described measuring head is rounding frustum or right cylinder.
Further, also supporting seat is comprised; Described supporting seat is fixed on described limit base top; Described supporting seat is provided with the first solenoid, and position relative with described first solenoid on described slide block is provided with the second solenoid.
Preferably, also comprise limited post, described limited post is located in the sidewall of described limit base, is in described reference position for making described slide block.
Wherein, when described slide block is in described reference position, described measuring head bottom surface is concordant with described limit base bottom surface.
Further, controller and display is also comprised; Described controller, for controlling energising or the power-off of described first solenoid and described second solenoid according to input signal, and calculates described parameter of metal plate hole according to the detection signal that described slide block produces described displacement time institute displacement sensors; Described display, for showing described parameter of metal plate hole.
Wherein, when described measuring head is rounding frustum, described parameter of metal plate hole is aperture m, m=m=a+2 × h × tan (90-c), and wherein, a is the basal diameter of described rounding frustum, and h is described displacement, and c is described angle.
Or when described measuring head is right cylinder, described parameter of metal plate hole is face difference n, n=h-t, and wherein, h is described displacement, and t is the sheet metal part thickness with described stamping holes.
Preferably, the end face of described measuring head is provided with conical projections.
Further, the sidewall in described first hole is provided with slide rail, and described boss is set on described slide rail.
In the measurement mechanism of the parameter of metal plate hole that the embodiment of the present invention provides, because the shape of measuring head is: shape of cross section is for circular, the longitudinal section of measuring head and the intersection of measuring head side are straight line, and the angle of this intersection and measuring head bottom surface is less than or equal to 90 degree, be greater than 0 degree, by skid, measuring head can be stretched in the hole of stamping holes, itself and stamping holes are suitable, the corresponding displacement of the slide block detected according to displacement transducer can calculate the corresponding parameter value of stamping holes, avoid the error of manual measurement, thus realize measuring accurately parameter of metal plate hole.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the measurement mechanism of a kind of parameter of metal plate hole that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the measurement mechanism of the another kind of parameter of metal plate hole that Fig. 2 provides for the embodiment of the present invention;
The structural representation of the measurement mechanism of another parameter of metal plate hole that Fig. 3 provides for the embodiment of the present invention;
Fig. 4 is the A-A schematic cross-section of Fig. 3;
The block scheme of the collecting of electrical controls in the measurement mechanism of the parameter of metal plate hole that Fig. 5 provides for the embodiment of the present invention;
The inside diameter measurement schematic diagram that Fig. 6 provides for the embodiment of the present invention;
The face difference measurements schematic diagram that Fig. 7 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of protection of the invention.
As shown in Figure 1, be an embodiment of the measurement mechanism of parameter of metal plate hole of the present invention, in the present embodiment, the measurement mechanism of described parameter of metal plate hole comprises: limit base 11, slide block 12, measuring head 13 and displacement transducer 14; Have in described limit base 11 and be interconnected and the first coaxial hole 111 and the second hole 112, the aperture in described first hole 111 is greater than the aperture in described second hole 112; The top sidewall of described slide block 12 has boss 121, and described first hole 111 holds described boss 121, and the sidewall of the boss less than 121 of described slide block 12 and the inwall in described second hole 112 are slidably matched; Described measuring head 13 is fixed on bottom described slide block 12, the shape of cross section of described measuring head 13 is circular, the longitudinal section of described measuring head 13 and the intersection of described measuring head 13 side are straight line, and the angle c of described intersection and described measuring head 13 bottom surface is less than or equal to 90 degree, is greater than 0 degree; Institute's displacement sensors 14, to move to the displacement of measuring position from reference position for detecting described slide block 12.
Specifically, when carrying out parameter of metal plate hole and measuring, slide block 12 to be arranged on initial position and to make measuring head 13 aim at stamping holes, the boss 121 of this slide block 12 is slided along the inwall in the first hole 111, measuring head 13 is driven to stretch out in base 11 while slide block 12 movement, because the shape of measuring head 13 is: shape of cross section is for circular, the longitudinal section of measuring head 13 and the intersection of described measuring head 13 side are straight line, and the angle c of the bottom surface of the connection sliding block 12 of this intersection and measuring head 13 (claiming measuring head bottom surface) is less than or equal to 90 degree, be greater than 0 degree, measuring head 13 can be stretched in the hole of stamping holes, and it is suitable with stamping holes, according to specifically measuring needs, after measuring head 13 stretches into stamping holes arrival relevant position, slide block 12 stops mobile, slide block 12 to move to measuring position displacement from reference position is detected by displacement transducer 14, the corresponding parameter value of stamping holes can be calculated according to this displacement.
In the measurement mechanism of the parameter of metal plate hole that the embodiment of the present invention provides, because the shape of measuring head 13 is: shape of cross section is for circular, the longitudinal section of measuring head 13 and the intersection of described measuring head 13 side are straight line, and the angle c of this intersection and measuring head 13 bottom surface is less than or equal to 90 degree, is greater than 0 degree; Be more than or equal to 90 degree, be less than 180 degree, being slided by slide block 12 makes measuring head can stretch in the hole of stamping holes, and itself and stamping holes are suitable, the corresponding displacement of the slide block 12 detected according to displacement transducer 14 can calculate the corresponding parameter value of stamping holes, avoid the error of manual measurement, thus realize measuring accurately parameter of metal plate hole.
In above-described embodiment, measuring head 13 can be inverted cone platform or right cylinder.As shown in Figure 1, measuring head 13 is rounding frustum, and this measuring head 13 may be used for the aperture measuring stamping holes; As shown in Figure 2, measuring head 23 is right cylinder, and when namely the angle c of measuring head 23 equals 90 degree, the face that this measuring head 23 may be used for measuring stamping holes is poor.Simultaneously the angle c of measuring head 13 can be arranged flexibly, converts different angles, with the needs of the different stamping holes of satisfied measurement and parameter.
As the further improvement of above-described embodiment, as shown in Figure 3, measurement mechanism can also comprise supporting seat 31, this supporting seat 31 is fixed on limit base 11 top, this supporting seat 31 is provided with the first solenoid 311, and position relative with this first solenoid 311 on slide block 12 is provided with the second solenoid 312.
When measuring stamping holes, connect same direction current between first solenoid 311 and the second solenoid 312 and make to produce to each other repulsion, this repulsion can make slide block 12 slide, thus make measuring head 13 can stretch into stamping holes inside, when the measurement is finished, connect inverse current between first solenoid 311 and the second solenoid 312 and make to produce to each other attractive force, this attractive force band movable slider 12 slides along the first hole 111 to supporting seat 31 direction, thus this slide block 12 drives measuring head 13 to regain from stamping holes inside, to realize the automatic control of slide block 12 position.
It should be noted that: supporting seat 31 can be metal, when the measurement is finished, close the power supply of the first solenoid 311, now produce attractive force between supporting seat 31 and the second solenoid 312, this attractive force band movable slider 12 slides along the first hole 111 to supporting seat 31 direction, thus this slide block 12 drives measuring head 13 to regain from stamping holes inside, and then realize the automatic control of slide block 12 position.
In the above-described embodiments, measurement mechanism can also comprise limited post 32, and this limited post 32 is located in the sidewall of limit base 11, is in reference position for making slide block 12.As shown in Figure 3 and Figure 4, when displacement sensor 14 detects before the displacement of slide block 12, limited post 32 is retracted, the boss 121 of slide block 12 is slided along the inwall in the first hole 111.
In the above-described embodiments, when slide block 12 is in reference position by limited post 32, measuring head 13 bottom surface is concordant with described limit base bottom surface.Make displacement sensor 14 detect the reference position of slide block 12 displacement closer to stamping holes like this, make measurement data more accurate.
In the above-described embodiments, as shown in Figure 5, measurement mechanism can also comprise controller 51 and display 52, this controller 51 is energising for controlling the first solenoid 311 and the second solenoid 312 according to input signal or power-off, and according to slide block 12 produce displacement time displacement transducer 14 detection signal calculate parameter of metal plate hole, this display 52 is the parameters for showing this stamping holes.
Due in measurement parameter of metal plate hole process, energising or the power-off of the first solenoid 311 and the second solenoid 312 is controlled by controller 51, repulsion or attractive force is produced between first solenoid 311 and the second solenoid 312, this controller 51 can also calculate the parameter value of stamping holes according to the displacement information of the slide block 12 of displacement transducer 14 transmission simultaneously, thus achieve from measuring the automatic operation calculating display, save manpower further, increase work efficiency.
In the above-described embodiments, as shown in Figure 6, when measuring head 13 is rounding frustum, parameter of metal plate hole is aperture m, m=a+2 × h × tan (90-c), and wherein, a is the basal diameter of this rounding frustum, and h is displacement, and c is angle.When needing to measure the aperture of stamping holes, the measuring head of rounding frustum can be used, the displacement h that the slide block detected by displacement transducer 1 is produced, calculates the pore size that can draw stamping holes by formula m=a+2 × h × tan (90-c).
In the above-described embodiments, as shown in Figure 7, when measuring head 13 is right cylinder, parameter of metal plate hole is face difference n, n=h-t, and wherein, h is described displacement, and t is the sheet metal part thickness with this stamping holes.When needing to measure the distance of face, the place T of stamping holes face T ' corresponding thereto, the displacement h that the slide block 12 detected by displacement transducer 14 is produced, the face that can be calculated stamping holes by formula n=h-t is poor, if when the face difference of the face difference and standard-required that calculate stamping holes does not wait, the distance in face corresponding thereto, the face, place that then can adjust stamping holes further, until the face that the face difference measuring the stamping holes calculated meets standard-required is poor.
For making the particular manufacturing craft with the sheet metal component of stamping holes, when measurement show that parameter of metal plate hole does not meet the numerical value of standard-required, such as, when the face difference n of stamping holes does not meet the face difference of standard-required, then can adjust this particular manufacturing craft according to the face difference of standard-required and the difference measured between the poor n in the face calculated, make shaping sheet metal component to make this particular manufacturing craft and meet standard-required, can be produced in batches the sheet metal component meeting standard-required by the particular manufacturing craft after this adjustment.
In the above-described embodiments, the end face of measuring head 13 can be provided with conical projections 131.Owing to being provided with conical projections 131 on the end face of measuring head 13, when measuring the face difference of stamping holes, this conical projections 131 can make the central alignment of measuring head and stamping holes more accurate.
In the above-described embodiments, as described in Figure 3, the sidewall in the first hole 111 can be provided with slide rail 33, described boss 121 is set on described slide rail 33.Axial-rotation can not be there is when making slide block 12 move along its axis like this.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection domain of claim.
Claims (8)
1. a measurement mechanism for parameter of metal plate hole, is characterized in that, comprising: limit base, slide block, measuring head and displacement transducer;
Have in described limit base and be interconnected and the first coaxial hole and the second hole, the aperture in described first hole is greater than the aperture in described second hole;
The top sidewall of described slide block has boss, and described first pore volume receives described boss, and the inwall in the sidewall below the boss of described slide block and described second hole is slidably matched;
Described measuring head is fixed on described slider bottom, the shape of cross section of described measuring head is circular, the longitudinal section of described measuring head and the intersection of described measuring head side are straight line, and the angle of described intersection and described measuring head bottom surface is less than or equal to 90 degree, is greater than 0 degree;
Institute's displacement sensors, to move to the displacement of measuring position from reference position for detecting described slide block;
Described measurement mechanism also comprises supporting seat, and described supporting seat is fixed on described limit base top; Described supporting seat is provided with the first solenoid, and position relative with described first solenoid on described slide block is provided with the second solenoid;
Described measurement mechanism also comprises controller and display;
Described controller, for controlling energising or the power-off of described first solenoid and described second solenoid according to input signal, and calculates described parameter of metal plate hole according to the detection signal that described slide block produces described displacement time institute displacement sensors;
Described display, for showing described parameter of metal plate hole.
2. measurement mechanism according to claim 1, is characterized in that, described measuring head is rounding frustum or right cylinder.
3. measurement mechanism according to claim 2, is characterized in that, also comprises limited post, and described limited post is located in the sidewall of described limit base, is in described reference position for making described slide block.
4. measurement mechanism according to claim 3, is characterized in that, when described slide block is in described reference position, described measuring head bottom surface is concordant with described limit base bottom surface.
5. measurement mechanism according to claim 2, is characterized in that, when described measuring head is rounding frustum, described parameter of metal plate hole is aperture m, m=a+2 × h × tan (90-c), wherein, a is the basal diameter of described rounding frustum, and h is described displacement, and c is described angle.
6. measurement mechanism according to claim 2, is characterized in that, when described measuring head is right cylinder, described parameter of metal plate hole is face difference n, n=h-t, and wherein, h is described displacement, and t is the sheet metal part thickness with described stamping holes.
7. measurement mechanism according to claim 2, is characterized in that, the end face of described measuring head is provided with conical projections.
8. measurement mechanism according to claim 1, is characterized in that, the sidewall in described first hole is provided with slide rail, and described boss is set on described slide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210342634.6A CN102865843B (en) | 2012-08-31 | 2012-09-14 | Measuring device for parameter of metal plate hole |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210318797 | 2012-08-31 | ||
| CN201210318797.0 | 2012-08-31 | ||
| CN201210342634.6A CN102865843B (en) | 2012-08-31 | 2012-09-14 | Measuring device for parameter of metal plate hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102865843A CN102865843A (en) | 2013-01-09 |
| CN102865843B true CN102865843B (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210342634.6A Expired - Fee Related CN102865843B (en) | 2012-08-31 | 2012-09-14 | Measuring device for parameter of metal plate hole |
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| CN (1) | CN102865843B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759655B (en) * | 2018-04-10 | 2020-06-26 | 湖南工业大学 | Elastic composite cylindrical roller deep hole angle detection tool |
| CN108931221A (en) * | 2018-05-19 | 2018-12-04 | 郭文英 | A kind of sheet metal part thickness test equipment |
| CN110486843B (en) * | 2019-08-21 | 2021-07-23 | 重庆海尔空调器有限公司 | Fragrance component and air conditioner indoor unit having the same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2924483Y (en) * | 2006-01-16 | 2007-07-18 | 翁清铿 | Central thread adjusting pin sleeve for measuring tool |
| CN201402213Y (en) * | 2009-04-29 | 2010-02-10 | 芜湖众力部件有限公司 | General detecting device for automobile door plate |
| CN201926407U (en) * | 2010-12-15 | 2011-08-10 | 马尔精密量仪（苏州）有限公司 | Chamfer edge length and inner diameter inspection instrument |
| CN202002606U (en) * | 2011-03-24 | 2011-10-05 | 伟创力(上海)金属件有限公司 | Sheet metal part planeness measuring device |
| CN202070682U (en) * | 2011-05-18 | 2011-12-14 | 昆山施耐特机械有限公司 | Riveting stamping device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002039735A (en) * | 2000-07-28 | 2002-02-06 | Toshiba Corp | Core measuring instrument |
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2012
- 2012-09-14 CN CN201210342634.6A patent/CN102865843B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2924483Y (en) * | 2006-01-16 | 2007-07-18 | 翁清铿 | Central thread adjusting pin sleeve for measuring tool |
| CN201402213Y (en) * | 2009-04-29 | 2010-02-10 | 芜湖众力部件有限公司 | General detecting device for automobile door plate |
| CN201926407U (en) * | 2010-12-15 | 2011-08-10 | 马尔精密量仪（苏州）有限公司 | Chamfer edge length and inner diameter inspection instrument |
| CN202002606U (en) * | 2011-03-24 | 2011-10-05 | 伟创力(上海)金属件有限公司 | Sheet metal part planeness measuring device |
| CN202070682U (en) * | 2011-05-18 | 2011-12-14 | 昆山施耐特机械有限公司 | Riveting stamping device |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2002-39735A 2002.02.06 * |
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