CN108225240B - U-shaped elastic measurement module - Google Patents
U-shaped elastic measurement module Download PDFInfo
- Publication number
- CN108225240B CN108225240B CN201810186036.1A CN201810186036A CN108225240B CN 108225240 B CN108225240 B CN 108225240B CN 201810186036 A CN201810186036 A CN 201810186036A CN 108225240 B CN108225240 B CN 108225240B
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- China
- Prior art keywords
- vertical part
- displacement sensor
- hole
- long vertical
- screw
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Links
- 238000005259 measurement Methods 0.000 title claims abstract description 12
- 238000006073 displacement reaction Methods 0.000 claims abstract description 46
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
Abstract
The invention discloses a U-shaped elasticity measurement module. The U-shaped elastic measuring module is used for detecting the aperture width, the height and the length of a hole in a workpiece. The device is characterized by comprising a bottom plate and a controller, wherein the bottom plate is provided with a U-shaped seat, the U-shaped seat comprises a short vertical part and a long vertical part, the inner side of the root part of the long vertical part is provided with a lateral groove, the upper end of the long vertical part is connected with a measuring rod parallel to the long vertical part, the position, adjacent to the upper end of the short vertical part, of the short vertical part is provided with a horizontal hole, a displacement sensor is arranged in the horizontal hole, and the displacement sensor is connected with the controller by virtue of a wire. The displacement sensor is in a rod shape, and the longitudinal directions of the displacement sensor are perpendicular to the longitudinal directions of the short vertical part, the long vertical part and the measuring rod. The long vertical part corresponding to the displacement sensor is provided with a reference block, and the inner end of the displacement sensor is propped against the reference block. The invention can be used for detecting the automobile parts with larger position space and also can be used for detecting the automobile parts with smaller position space, and the application range is not limited. The method is particularly suitable for detecting automobile parts.
Description
Technical Field
The present invention relates to a measuring device. The U-shaped elastic measuring module is used for detecting the aperture width, the height and the length of a hole in a workpiece, and can also be used for measuring parameters such as the aperture position, the end face length of a shaft, the position and the like. The method is particularly suitable for detecting automobile parts.
Background
Currently, the measurement of parameters such as aperture width, height, length and the like of holes on automobile parts is realized by adopting a displacement sensor. Although the displacement sensor can be used for measuring parameters such as aperture width, height and length of the hole on the automobile part, the displacement sensor is long in length and large in diameter, and is only suitable for the automobile part with larger detection position space, and cannot be used for the automobile part with smaller detection position space, so that the application range is limited.
Disclosure of Invention
The invention aims to provide a U-shaped elastic measurement module. The U-shaped elastic measurement module can be used for detecting automobile parts with larger position space and automobile parts with smaller position space, and the application range is not limited.
The above problems to be solved by the present invention are realized by the following technical solutions:
the invention relates to a U-shaped elastic measurement module which is characterized by comprising a bottom plate and a controller, wherein the bottom plate is provided with a U-shaped seat, the U-shaped seat comprises a short vertical part and a long vertical part, the inner side of the root part of the long vertical part is provided with a lateral groove, the upper end of the long vertical part is connected with a measuring rod parallel to the long vertical part, the position, adjacent to the upper end, of the short vertical part is provided with a horizontal hole, a displacement sensor is arranged in the horizontal hole, and the displacement sensor is connected with the controller by virtue of a wire. The displacement sensor is in a rod shape, and the longitudinal directions of the displacement sensor are perpendicular to the longitudinal directions of the short vertical part, the long vertical part and the measuring rod. The long vertical part corresponding to the displacement sensor is provided with a reference block, and the inner end of the displacement sensor is propped against the reference block.
The invention further improves the scheme that a compression spring is arranged between a long vertical part and a short vertical part below the displacement sensor.
The invention further adopts the improvement that the short vertical part and the long vertical part corresponding to the two ends of the compression spring are respectively provided with a pin hole, a first jacking column and a second jacking column are respectively fixed in the two pin holes, and the two ends of the compression spring are respectively connected with the adjacent ends of the first jacking column and the second jacking column.
The invention further improves the scheme that a first screw hole is arranged on a short vertical part between the first jacking column and the displacement sensor, a first rod hole is arranged on a long vertical part corresponding to the first screw hole, a first screw is arranged between the first rod hole and the first screw hole, the front end of the first screw passes through the first rod hole from the outer side of the first rod hole and then is screwed into the first screw hole, and a gap is reserved between a screw cover of the first screw and the outer side of the long vertical part.
According to a further improvement scheme of the invention, a second screw hole is formed in the short vertical part below the first jacking column, and a second screw is arranged in the second screw hole. A long vertical part corresponding to the second screw hole is provided with a lower pin hole, and a limiting pin is arranged in the lower pin hole; the adjacent ends of the limiting pin and the second screw extend out of the space between the short vertical part and the long vertical part, and a gap is reserved between the limiting pin and the second screw.
According to a further improvement scheme of the invention, one end of the lower limiting pin adjacent to the second screw is provided with a pin cover, and the pin cover protrudes out of the inner side of the long vertical part.
The reference block is a pin, one end of the reference block adjacent to the displacement sensor is provided with a pin cover, and the inner end of the displacement sensor abuts against the pin cover.
The thickness of the bottom of the lateral groove is 0.3-0.4 mm
The lateral groove is an arc-shaped groove, and the axial direction of the lateral groove is perpendicular to the connecting line between the short vertical parts and the long vertical parts.
According to the scheme, the invention comprises a bottom plate and a controller, wherein the bottom plate is provided with a U-shaped seat, the U-shaped seat comprises a short vertical part and a long vertical part, the inner side of the root of the long vertical part is provided with a lateral groove, the upper end of the long vertical part is connected with a measuring rod parallel to the long vertical part, the short vertical part is provided with a horizontal hole adjacent to the upper end of the short vertical part, a displacement sensor is arranged in the horizontal hole, and the displacement sensor is connected with the controller by virtue of a wire. The displacement sensor is in a rod shape, and the longitudinal directions of the displacement sensor are perpendicular to the longitudinal directions of the short vertical part, the long vertical part and the measuring rod. The long vertical part corresponding to the displacement sensor is provided with a reference block, and the inner end of the displacement sensor is propped against the reference block. During measurement, under the action of the reference block, the spring and the displacement sensor, the distance between the long vertical part and the short vertical part with the measuring rod can be adjusted within a limited range, and even if the deviation of a measured round hole is larger, the measuring rod can still enter the measured round hole. And the inner side of the root of the long vertical part is provided with a lateral groove, so that the thickness between the inner side and the outer side of the root of the long vertical part is only 0.3-0.4 mm. In this way, the upstand is made to have good resilience. When the upper end of the measuring rod contacts the inner circle of the measured round hole, if the position of the round hole has deviation, the measuring rod can generate deformation under the action of the elastic force of the vertical part, and the deformation is transmitted to the sensor through the change of the elastic U-shaped base, so that the automatic detection of the workpiece is realized. Because only the front end of the measuring rod stretches into the measured hole during measurement, the measuring rod can be used for detecting automobile parts with larger position space and automobile parts with smaller position space, and the application range is not limited.
Drawings
FIG. 1 is a schematic diagram of a U-shaped elasticity measuring module according to the present invention.
Detailed Description
As shown in fig. 1, the U-shaped elasticity measuring module of the present invention includes a base plate 1 and a controller 17, and a U-shaped seat is provided on the base plate 1. The U-shaped seat is formed by processing steel plate blocks and comprises a short vertical part 2 and a long vertical part 7, wherein the short vertical part 2 is parallel to the long vertical part 7. The inside processing of root of long perpendicular portion 7 has side slot 16, side slot 16 is the circular arc groove, and its axial is perpendicular with the line between short perpendicular portion 2, the long perpendicular portion 7, and its tank bottom thickness can be between 0.3~0.4mm, and tank bottom thickness in this embodiment is 0.35mm for the root of long perpendicular portion has higher elasticity.
The upper end of the long vertical part 7 is connected with a measuring rod 8 which is parallel to the vertical direction of the long vertical part, a horizontal hole is processed at the position, adjacent to the upper end, of the short vertical part 2, a displacement sensor 6 is arranged in the horizontal hole, and the displacement sensor is connected with a controller 17 by virtue of a wire. The displacement sensor 6 is in a rod shape, and the longitudinal directions of the displacement sensor are perpendicular to the longitudinal directions of the short vertical part 2, the long vertical part 7 and the measuring rod 8. A reference block 9 is mounted on the long vertical part 7 corresponding to the displacement sensor 6, and the inner end of the displacement sensor 6 is propped against the reference block 9.
A hold-down spring 12 is arranged between the long vertical part 7 and the short vertical part 2 below the displacement sensor 6. Pin holes are formed in the short vertical part 2 and the long vertical part 7 corresponding to the two ends of the compression spring 12, a first jacking column 4 and a second jacking column 13 are respectively fixed in the two pin holes, and the two ends of the compression spring 12 are respectively connected with the adjacent ends of the first jacking column 4 and the second jacking column 13.
A first screw hole 5 is formed in the short vertical part 2 between the first top column 4 and the displacement sensor 6, a first rod hole is formed in the long vertical part 7 corresponding to the first screw hole 5, a first screw 11 is arranged between the first rod hole and the first screw hole 5, and the front end of the first screw 11 penetrates through the first rod hole from the outer side of the first rod hole and then is screwed into the first screw hole 5. Wherein, the inner diameter of the first rod hole is larger than the outer diameter of the first screw 11, so that a first gap 10 is reserved between the first screw 11 and the first rod hole, between the inner end of the nail cover 111 of the first screw 11 and the outer circle, and between the outer side surface of the long vertical part and the counter bore.
A second screw hole is formed in the short vertical part 2 below the first jacking column 4, and a second screw 3 is arranged in the second screw hole. The long vertical part 7 corresponding to the second screw hole is provided with a lower pin hole, and a limiting pin 14 is arranged in the lower pin hole. The adjacent ends of the limiting pin 14 and the second screw 3 extend out of the space between the short vertical part 2 and the long vertical part 7, and a second gap 15 is reserved between the limiting pin and the long vertical part 7.
Wherein, a pin cover 141 is processed at one end of the limiting pin 14 adjacent to the second screw 3, and the pin cover 141 protrudes inside the long vertical part 7.
The reference block 9 is a pin, a pin cover is processed at one end of the reference block adjacent to the displacement sensor 6, and the inner end of the displacement sensor abuts against the pin cover.
Claims (5)
1.U elastic measuring module, characterized by comprising a bottom plate and a controller, wherein the bottom plate is provided with a U-shaped seat, the U-shaped seat comprises a short vertical part and a long vertical part, the inner side of the root of the long vertical part is provided with a lateral groove, the upper end of the long vertical part is connected with a measuring rod parallel to the long vertical part, the position, adjacent to the upper end, of the short vertical part is provided with a horizontal hole, a displacement sensor is arranged in the horizontal hole, and the displacement sensor is connected with the controller by virtue of a wire; the displacement sensor is in a rod shape, and the longitudinal directions of the displacement sensor are perpendicular to the longitudinal directions of the short vertical part, the long vertical part and the measuring rod; a reference block is arranged on the long vertical part corresponding to the displacement sensor, and the inner end of the displacement sensor is propped against the reference block; a compression spring is arranged between the long vertical part and the short vertical part below the displacement sensor; the short vertical part and the long vertical part corresponding to the two ends of the compression spring are respectively provided with a pin hole, a first jacking column and a second jacking column are respectively fixed in the two pin holes, and the two ends of the compression spring are respectively connected with the adjacent ends of the first jacking column and the second jacking column; a first screw hole is formed in the short vertical part between the first top column and the displacement sensor, a first rod hole is formed in the long vertical part corresponding to the first screw hole, a first screw is arranged between the first rod hole and the first screw hole, the front end of the first screw penetrates through the first rod hole from the outer side of the first rod hole and then is screwed into the first screw hole, and a gap is reserved between the screw cover of the first screw and the outer side of the long vertical part; a second screw hole is formed in the short vertical part below the first jacking column, and a second screw is arranged in the second screw hole; a long vertical part corresponding to the second screw hole is provided with a lower pin hole, and a limiting pin is arranged in the lower pin hole; the adjacent ends of the limiting pin and the second screw extend out of the space between the short vertical part and the long vertical part, and a gap is reserved between the limiting pin and the second screw.
2. The U-shaped elasticity measuring module of claim 1, wherein the end of the limiting pin adjacent to the second screw has a pin cover protruding inside the long upright.
3. The U-shaped elasticity measurement module of claim 1, wherein the reference block is a pin having a pin cover at an end adjacent to the displacement sensor, and an inner end of the displacement sensor abuts against the pin cover.
4. The U-shaped elasticity measurement module according to claim 1, wherein the groove bottom thickness of the lateral groove is 0.3-0.4 mm.
5. The U-shaped elasticity measurement module according to any one of claims 1 to 4, wherein the lateral groove is an arc-shaped groove, and an axial direction of the arc-shaped groove is perpendicular to a connecting line between the short vertical portion and the long vertical portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810186036.1A CN108225240B (en) | 2018-03-07 | 2018-03-07 | U-shaped elastic measurement module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810186036.1A CN108225240B (en) | 2018-03-07 | 2018-03-07 | U-shaped elastic measurement module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108225240A CN108225240A (en) | 2018-06-29 |
| CN108225240B true CN108225240B (en) | 2024-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810186036.1A Active CN108225240B (en) | 2018-03-07 | 2018-03-07 | U-shaped elastic measurement module |
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| Country | Link |
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| CN (1) | CN108225240B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375689A (en) * | 2019-08-05 | 2019-10-25 | 北京海格立斯智能装备技术有限公司 | A kind of mining site automation equipment Compressible position sensor protector |
Citations (7)
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|---|---|---|---|---|
| US3452742A (en) * | 1966-05-31 | 1969-07-01 | Us Catheter & Instr Corp | Controlled vascular curvable spring guide |
| DE10106478A1 (en) * | 2001-02-13 | 2002-08-29 | Asm Automation Sensorik Messte | Length measurement device comprises a scale and a sensor unit which can be moved in the measurement direction relative to the scale |
| GB0302625D0 (en) * | 2002-02-06 | 2003-03-12 | Gentech Internat Ltd | Displacement measurement or detection |
| CN2791607Y (en) * | 2005-04-25 | 2006-06-28 | 北京航空航天大学 | Quarter bend measuring bar displacement sensor for deep aperture measurment |
| CN2898758Y (en) * | 2006-01-12 | 2007-05-09 | 上海大学 | Engineering-structured displacement-deforming measuring apparatus |
| CN107464491A (en) * | 2017-07-18 | 2017-12-12 | 南京理工大学 | Cam mechanism experimental bench is used in one kind teaching |
| CN208091407U (en) * | 2018-03-07 | 2018-11-13 | 埃恩精工无锡有限公司 | U-shaped elasticity measurement module |
-
2018
- 2018-03-07 CN CN201810186036.1A patent/CN108225240B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3452742A (en) * | 1966-05-31 | 1969-07-01 | Us Catheter & Instr Corp | Controlled vascular curvable spring guide |
| DE10106478A1 (en) * | 2001-02-13 | 2002-08-29 | Asm Automation Sensorik Messte | Length measurement device comprises a scale and a sensor unit which can be moved in the measurement direction relative to the scale |
| GB0302625D0 (en) * | 2002-02-06 | 2003-03-12 | Gentech Internat Ltd | Displacement measurement or detection |
| CN2791607Y (en) * | 2005-04-25 | 2006-06-28 | 北京航空航天大学 | Quarter bend measuring bar displacement sensor for deep aperture measurment |
| CN2898758Y (en) * | 2006-01-12 | 2007-05-09 | 上海大学 | Engineering-structured displacement-deforming measuring apparatus |
| CN107464491A (en) * | 2017-07-18 | 2017-12-12 | 南京理工大学 | Cam mechanism experimental bench is used in one kind teaching |
| CN208091407U (en) * | 2018-03-07 | 2018-11-13 | 埃恩精工无锡有限公司 | U-shaped elasticity measurement module |
Non-Patent Citations (1)
| Title |
|---|
| 测量轴向移动量的位移转换器系统;宋正华;;上海计量测试(05);全文 * |
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| CN108225240A (en) | 2018-06-29 |
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