CN111609782A - Detection tool for monitoring critical dimension of casting and use method - Google Patents
Detection tool for monitoring critical dimension of casting and use method Download PDFInfo
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- CN111609782A CN111609782A CN202010453047.9A CN202010453047A CN111609782A CN 111609782 A CN111609782 A CN 111609782A CN 202010453047 A CN202010453047 A CN 202010453047A CN 111609782 A CN111609782 A CN 111609782A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
- G01B5/061—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness height gauges
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Abstract
The invention relates to measurement and monitoring of casting dimensions, and provides a gauge for monitoring casting critical dimensions, which comprises: fixed benchmark subassembly, regulation benchmark subassembly, removal measurement element and coupling assembling. The fixed reference assembly consists of a reference rod main body and a fixed rod; the adjusting reference assembly consists of an adjusting rod main body and an adjusting rod; the mobile measuring component consists of a measuring rod main body and a measuring rod; the reference rod main body on the fixed reference assembly is fixedly connected with the adjusting rod main body on the adjusting reference assembly; the movable measuring assembly is connected with the fixed reference assembly and the adjusting reference assembly through the connecting assembly. The fixed datum assembly sets a fixed point, the datum assembly is adjusted to ensure the parallelism of the measured object and the checking fixture, and the measuring point measures the key dimension. The invention is convenient to carry, use and range is wide; no requirement on measurement site, environment and equipment; the deformation degree and the critical dimension of the casting can be monitored at any time.
Description
Technical Field
The invention is suitable for the technical field of measurement and monitoring of casting sizes, and particularly relates to a method capable of monitoring the size of a small and medium-sized casting in the height direction.
Background
The size control of the casting is one of the casting problems, and particularly for thin-wall castings, the problems of deformation, uneven size, over-tolerance of outline size and the like frequently occur. The final formed dimensions of the casting directly affect its performance and therefore the casting dimensions serve as a necessary monitoring item. The size of the casting in the height direction can be visually judged to judge the size of the local structure of the casting and the problem of whether the casting is distorted or deformed integrally.
At present, the commonly used means for monitoring the size of the casting are as follows: the three-dimensional marking-off, digital-analog measurement, 3D scanning and the like have high accuracy on the whole size of a casting, have high requirements on fields, environments and equipment, have relatively low efficiency and high cost, are not suitable for being used as a conventional means for monitoring key sizes, and need to provide a portable checking fixture capable of being monitored at any time.
Disclosure of Invention
The invention introduces a gauge capable of effectively measuring the key dimension of a casting in the height direction, so that the operation is convenient, the requirements on fields, environments, equipment and operation methods are avoided, the monitoring can be carried out at any time, and the accurate judgment can be made.
A check tool for monitoring casting critical dimensions comprises: fixed benchmark subassembly, regulation benchmark subassembly, removal measurement element and coupling assembling.
Fixed benchmark subassembly comprises benchmark pole main part and two equal-height dead levers, and dead lever cooperation groove has been seted up to the end at benchmark pole main part both ends, and the dead lever root is "H" type, and two dead levers block respectively on dead lever cooperation groove through the root, and the dead lever cooperates the groove with the dead lever and can use benchmark pole main part mid point to carry out the equidistance after linking to each other and slide in order to adjust the span between two dead levers as the center.
The adjusting reference assembly is composed of an adjusting rod main body and an adjusting rod, an adjusting rod matching groove is formed in one end of the adjusting rod main body, and one end of the adjusting rod without an open groove is fixed in the center of the reference rod main body, so that the fixing reference assembly is fixedly connected with the adjusting reference assembly in a perpendicular mode. The adjusting rod is provided with an adjusting positioning block and an adjusting positioning block knob, the adjusting positioning block is clamped on the adjusting rod matching groove, and the adjusting rod and an opening of the adjusting positioning block are matched and slide to realize height position adjustment; after the height position of the adjusting rod at the adjusting positioning block is determined, the positioning block knob is matched with the adjusting positioning block to fix the adjusting rod, and the adjusting rod is propped against by screwing the positioning block knob to fix the height of the adjusting rod. The adjusting positioning block and the adjusting rod matching groove can drive the adjusting rod to slide when sliding in a matching way so as to adjust the horizontal position of the adjusting rod. The adjusting rod is provided with scales for reading the height value.
The mobile measurement assembly is composed of a measurement rod main body and a measurement rod, and a measurement rod matching groove is formed in one end of the measurement rod main body. One end of the movable measuring component without an open slot is connected with the fixed reference component and the adjusting reference component through the connecting component, and the movable measuring component can rotate in the horizontal direction. Be equipped with on the measuring stick and measure the locating piece card on the measuring stick cooperation groove, the measuring stick is through carrying out the regulation that the cooperation slided realization height position with the opening of measuring the locating piece. And when the measuring positioning block and the measuring rod matching groove are matched and slide, the measuring rod is driven to slide to adjust the horizontal position. The measuring rod is provided with scales for reading the height value.
A check tool for monitoring casting critical dimension is used as follows:
1) selecting two equal-height points on a reference surface of a measured casting as fixed pivots, selecting the far end of the pivot in the length or width direction of the casting as a good pivot, and sliding the fixed rod to the fixed pivots;
2) selecting an adjusting point, locating at the far end of the other side of the fixed fulcrum as far as possible, determining the theoretical height difference between the adjusting fulcrum and the fixed fulcrum, adjusting the adjusting rod according to the scale on the premise of ensuring that the plane of the checking fixture is parallel to the casting, and fixing the adjusting positioning block by screwing down a knob of the adjusting positioning block after adjustment;
3) and rotating and moving the measuring assembly, and driving the measuring rod to a measuring point through the measuring positioning block, and then contacting the measuring rod with the measuring point to read the effective height value and record the effective height value.
4) And measuring and recording other heights of the casting in the placement direction, and determining the deformation degree of the casting and the size of the critical height direction through analysis.
The gauge for monitoring the height and the size of the casting structure is convenient to carry and use; no requirement on measurement site, environment and equipment; the deformation degree and the key size of the casting can be monitored at any time; the application range is wide, and the detection tool of one type is suitable for monitoring various castings with similar sizes.
Drawings
FIG. 1: examine a schematic diagram
FIG. 2: schematic diagram of using process of checking fixture
The measuring device comprises a fixed datum component 1, a fixed rod main body 11, a fixed rod matching groove 111, a fixed rod 12, a fixed rod H-shaped root 121, an adjusting datum component 2, an adjusting rod main body 21, an adjusting rod matching groove 211, an adjusting rod 22, an adjusting rod 221, an adjusting rod positioning block 222, a positioning block knob 3, a movable measuring component 31, a measuring rod main body 311, a measuring rod matching groove 32, a measuring rod 321, a measuring rod positioning block 4, a measured casting 5, a fulcrum 1, a fulcrum 2, a fulcrum 3 and a measuring point 54
Detailed Description
In order to more clearly illustrate the technical solution of the present invention, the present invention is further described in detail with reference to the following specific examples. Note that the following described embodiments are illustrative only for explaining the present invention, and are not to be construed as limiting the present invention.
With reference to fig. 1, a gauge for monitoring the height dimension of a casting structure comprises: the device comprises a fixed reference assembly (1), an adjusting reference assembly (2), a movable measuring assembly (3) and a connecting assembly (4);
wherein, fixed benchmark subassembly (1) comprises rectangular shape benchmark pole main part (11) and two dead levers (12) of uniform height, the height of dead lever (12) is 200mm, square open-ended dead lever cooperation groove (111) is seted up to benchmark pole main part (11) end, dead lever root (121) are "H" type, two dead levers (12) are blocked through dead lever root (121) respectively and are carried out the cooperation on dead lever cooperation groove (111) and link to each other, use benchmark pole main part (11) mid point to carry out the equidistance and slide in order to adjust the span as the center.
The adjusting reference assembly (2) is composed of a strip-shaped adjusting rod main body (21) and an adjusting rod (22), and the adjusting rod main body (21) is provided with an adjusting rod matching groove (211) with a strip-shaped square opening. An adjusting positioning block (221) and an adjusting positioning block knob (222) are arranged on the adjusting rod (22), the adjusting positioning block (221) is H-shaped and clamped on the adjusting rod matching groove (211), and the adjusting rod (22) is matched through a square opening of the adjusting positioning block (221) to realize height position adjustment sliding. The adjusting and positioning block (221) is provided with a thread structure, the positioning block knob (222) can be matched with the thread, and after the height position of the adjusting rod (22) at the adjusting and positioning block (221) is determined, the adjusting rod (22) is propped by screwing the knob (222) to fix the position of the adjusting rod (22). When the adjusting positioning block (221) is matched with the adjusting rod opening groove (211) to slide, the adjusting rod (22) can be driven to horizontally slide to adjust the horizontal position of the adjusting rod. The adjusting rod (22) is provided with scales for reading the height value.
The mobile measuring component (3) is composed of a strip-shaped measuring rod main body (31) and a measuring rod (32), and the measuring rod main body (31) is provided with a measuring rod matching groove (311) with a strip-shaped square opening. The measuring rod (32) is provided with a measuring positioning block (321) which is H-shaped and clamped on the measuring rod matching groove (311), and the measuring rod (32) is matched through a square opening of the measuring positioning block (321) to slide at a height position. The measuring positioning block (321) is matched with the measuring rod opening groove (311) to horizontally slide, and can drive the measuring rod (32) to slide to adjust the horizontal position. The measuring rod (32) is provided with scales for reading the height value.
The fixed reference assembly (1) is fixedly connected with the adjusting reference assembly (2); the connecting component (4) is a central shaft; the mobile measuring component (3) is connected with the reference component (1) and the adjusting reference component (2) through the connecting component (4) and can rotate in the horizontal direction.
As shown in FIG. 2, the casting (5) needs to measure the deformation degree of the plane and the size of the key part, the length of the casting is 2500mm, the width of the casting is 2000mm, and the measuring method by using the gauge of the invention is as follows:
s01, adjusting the span of the fixed rod (12) to about 1900mm, wherein the pivot points 1(51) and 2(52) are positioned on the equal-height plane of the casting and are used as fixed points;
s02, adjusting the adjusting rod (22) to the far end pivot 3(53) in the length direction in a sliding way, adjusting the effective height of the adjusting rod to 220mm according to the scale as the pivot of the adjusting rod (22) is 20mm lower than the pivot (51) of the fixed rod, and screwing and fixing the knob (222) of the adjusting positioning block;
s03, the measuring component (3) is rotationally moved through the connecting component (4), the measuring positioning block (321) drives the measuring rod (32) to the measuring point (54), and then the effective height value is read and recorded;
and S04, measuring and recording other heights of the casting in the placement direction in the same way, and confirming the deformation degree of the casting and the size of the critical height direction through analysis.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "fixed," and the like are used broadly and can be, for example, fixedly connected, detachably connected, or integrated, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, connected between two elements, or in an interaction relationship between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it is understood that the embodiments are illustrative and not restrictive, that various changes, modifications, substitutions and alterations may be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. A check tool for monitoring the critical dimension of a casting is characterized by comprising a fixed reference assembly, an adjusting reference assembly, a movable measuring assembly and a connecting assembly;
the fixed reference assembly consists of a reference rod main body and a fixed rod;
the adjusting reference assembly consists of an adjusting rod main body and an adjusting rod;
the mobile measuring component consists of a measuring rod main body and a measuring rod;
the reference rod main body on the fixed reference assembly is fixedly connected with the adjusting rod main body on the adjusting reference assembly;
the mobile measuring assembly is connected with the fixed reference assembly and the adjusting reference assembly through the connecting assembly;
the adjusting rod and the measuring rod are provided with scales.
2. The tool of claim 1, wherein the reference bar body is provided with fixing bar fitting grooves at ends thereof, the fixing bars are arranged on the fixing bar fitting grooves, and the fixing bars are arranged to slide equidistantly around the reference bar body and fit with the fixing bar fitting grooves.
3. The detecting tool for monitoring the critical dimension of the casting according to claim 1, wherein one end of the adjusting rod main body is provided with an adjusting rod matching groove; and the adjusting rod is provided with an adjusting positioning block and an adjusting positioning block knob.
4. The tool for monitoring the critical dimension of the casting according to claim 3, wherein the adjusting positioning block is matched with the adjusting rod matching groove to slide so as to adjust the horizontal position.
5. The tool of claim 4, wherein the knob and the knob are connected to the adjustment rod.
6. The detecting tool for monitoring the key size of the casting according to claim 1, wherein one end of the measuring rod main body is provided with a measuring rod matching groove; and the measuring rod is provided with a measuring positioning block.
7. The tool of claim 6, wherein the measuring positioning block is clamped on the measuring rod matching groove, the measuring positioning block is matched with the measuring rod matching groove to slide and adjust the horizontal position, and the measuring positioning block is matched with the measuring rod to adjust the height position.
8. The tool of claim 1, wherein the movable measuring assembly is horizontally rotatable.
9. A gauge for monitoring casting critical dimensions as claimed in claim 5 or 7, the method of use comprising the steps of:
two equal-height points at the far end in the length or width direction on the reference surface of the measured casting are used as fixed pivots, and the fixed rod is slid onto the fixed pivots;
the other side far end of the fixed fulcrum is used as an adjusting fulcrum;
determining the theoretical height difference between the adjusting fulcrum and the fixed fulcrum, ensuring that the plane of the checking fixture is parallel to the casting, adjusting the adjusting rod according to the scale, and matching the knob of the adjusting positioning block with the adjusting positioning block to fix the adjusting rod;
and the measuring assembly is rotationally moved, and the measuring positioning block drives the measuring rod to the measuring point and is in contact with the measuring point, so that the effective size value is read.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010453047.9A CN111609782A (en) | 2020-05-27 | 2020-05-27 | Detection tool for monitoring critical dimension of casting and use method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010453047.9A CN111609782A (en) | 2020-05-27 | 2020-05-27 | Detection tool for monitoring critical dimension of casting and use method |
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| CN111609782A true CN111609782A (en) | 2020-09-01 |
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| CN202010453047.9A Pending CN111609782A (en) | 2020-05-27 | 2020-05-27 | Detection tool for monitoring critical dimension of casting and use method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114018131A (en) * | 2021-10-27 | 2022-02-08 | 共享装备股份有限公司 | Counter bore hole depth measuring device |
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| KR101544003B1 (en) * | 2014-08-25 | 2015-08-12 | (주)케이에이씨 | Inspecting apparatus for casting products |
| CN105333789A (en) * | 2015-12-11 | 2016-02-17 | 天津爱田汽车部件有限公司 | General type die-casting hole series detection device |
| JP2016200446A (en) * | 2015-04-08 | 2016-12-01 | トヨタ自動車株式会社 | Method for measuring distortion of mold inside |
| CN106767314A (en) * | 2016-12-16 | 2017-05-31 | 四川成发普睿玛机械工业制造有限责任公司 | Big-and-middle-sized casting hole position detection instrument |
| CN107883854A (en) * | 2016-09-29 | 2018-04-06 | 共享铸钢有限公司 | Casting curved surface deformation detection instrument and casting curved surface deformation detection method |
| CN209495625U (en) * | 2019-01-22 | 2019-10-15 | 河北国控工程项目管理有限公司 | A kind of floor measuring thickness device |
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2020
- 2020-05-27 CN CN202010453047.9A patent/CN111609782A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101544003B1 (en) * | 2014-08-25 | 2015-08-12 | (주)케이에이씨 | Inspecting apparatus for casting products |
| JP2016200446A (en) * | 2015-04-08 | 2016-12-01 | トヨタ自動車株式会社 | Method for measuring distortion of mold inside |
| CN105333789A (en) * | 2015-12-11 | 2016-02-17 | 天津爱田汽车部件有限公司 | General type die-casting hole series detection device |
| CN107883854A (en) * | 2016-09-29 | 2018-04-06 | 共享铸钢有限公司 | Casting curved surface deformation detection instrument and casting curved surface deformation detection method |
| CN106767314A (en) * | 2016-12-16 | 2017-05-31 | 四川成发普睿玛机械工业制造有限责任公司 | Big-and-middle-sized casting hole position detection instrument |
| CN209495625U (en) * | 2019-01-22 | 2019-10-15 | 河北国控工程项目管理有限公司 | A kind of floor measuring thickness device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114018131A (en) * | 2021-10-27 | 2022-02-08 | 共享装备股份有限公司 | Counter bore hole depth measuring device |
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