CN113280708B - Rapid detection method for machining precision of complex-profile die insert - Google Patents
Rapid detection method for machining precision of complex-profile die insert Download PDFInfo
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- CN113280708B CN113280708B CN202110612162.0A CN202110612162A CN113280708B CN 113280708 B CN113280708 B CN 113280708B CN 202110612162 A CN202110612162 A CN 202110612162A CN 113280708 B CN113280708 B CN 113280708B
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- die insert
- detection
- plane
- machining precision
- detection plane
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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
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
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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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- 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
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The invention discloses a rapid detection method for machining precision of a complex-profile die insert, which comprises the following steps: 2-3 detection planes are processed at the corner positions of the die insert when the die insert molded surface is processed; measuring the height deviation value of the detection plane, and judging the machining precision of the mold surface of the corresponding area of the detection plane according to the height deviation value of the detection plane; and trimming and adjusting the molded surface of the die insert according to the detection result. The quick detection method for the machining precision of the die insert is simple and feasible, and can quickly judge the machining precision of the complex molded surface of the die insert, so that the production efficiency is improved, and the detection time and the cost are saved.
Description
Technical Field
The invention relates to the technical field of mold processing, in particular to a rapid detection method for machining precision of a complex-profile mold insert.
Background
The existing automobile sheet metal die generally has large and complex working molded surfaces, and is generally designed in an embedded manner for convenience in processing and carrying. In the independent machining process of the die inserts, the problem of inconsistent machining precision of molded surfaces exists, and dimensional deviation occurs, so that machining deviation values of all the die inserts are measured after machining, and die adjustment and die repair are carried out according to the machining deviation values. Because the complex mold surface mainly comprises curved surface characteristics, the processing error cannot be detected by using a simple caliper under the conventional condition, and the complex mold surface needs to be put on a three-dimensional measuring instrument for curved surface precision measurement.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide a rapid detection method for the machining precision of a complex-profile die insert.
The aim of the invention is achieved by the following technical scheme:
a rapid detection method for machining precision of complex-profile die inserts comprises the following steps:
step A, processing 2-3 detection planes at the corner positions of the die insert when the die insert molded surface is processed;
step B, measuring the height deviation value of the detection plane, and judging the machining precision of the mold surface of the corresponding area of the detection plane according to the height deviation value of the detection plane;
and C, repairing and adjusting the molded surface of the die insert according to the detection result.
One or more embodiments of the present invention may have the following advantages over the prior art:
the detection method is simple and feasible, the machining precision of the die insert with the complex molded surface can be rapidly judged by means of the detection plane and the vernier caliper, and the detection time and the detection cost can be saved.
The detection plane is simple to process, and no specific requirements are made on the processing shape, position, quantity, size and the like; the detection flexibility is very high.
The detection plane is arranged at the corner position of the die insert, and is used for processing the die insert profile with the reference, so that additional materials are not required to be added, extra working procedures are not required to be added, and the detection of the complex die surface processing precision of the die insert by using the detection plane has the characteristics of high efficiency, simplicity, labor hour saving, cost saving and the like.
Drawings
FIG. 1 is a flow chart of a rapid detection method for complex profile die insert machining accuracy;
fig. 2 is a schematic diagram of a test plan tooling specification on a die insert.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following examples and the accompanying drawings.
As shown in fig. 1, the method for rapidly detecting the machining precision of the complex-profile die insert comprises the following steps:
the positions of the detection planes can be arbitrarily selected at the corner positions of the die insert, and the number of the detection planes is at least 2; the detection plane consists of a plane and an arc-shaped inclined plane step; the outline shape of the detection plane is not limited, and can be different according to the processing position; the height of the detection plane does not need to be designed and marked, is determined by a processing person, and has no limitation on the size, but is necessarily an integer value.
when the precision detection of the detection plane is carried out, the actual absolute value of the height is not required to be concerned, and only the deviation value of the integral value of the height is required to be concerned; the height deviation values of the detection planes at different positions correspond to the machining precision of the mold surfaces of different areas;
and step 30, repairing and adjusting the molded surface of the die insert according to the detection result.
As shown in fig. 2, which is a schematic view of the inspection surface processing on the die insert, the method includes:
according to the specifications formulated in the step 10, two detection planes 11 are processed at the corner position of the first die insert 1; processing two detection planes 21 on the corner position of the second die insert 2 according to the specification formulated in the step 10; and assembling the first die insert 1 and the second die insert 2 together, measuring the height deviation values of the detection planes one by using a vernier caliper according to the specifications formulated in the step 20, and determining the strategy of die adjustment and repair according to the height deviation values.
Although the embodiments of the present invention are described above, the embodiments are only used for facilitating understanding of the present invention, and are not intended to limit the present invention. Any person skilled in the art can make any modification and variation in form and detail without departing from the spirit and scope of the present disclosure, but the scope of the present disclosure is still subject to the scope of the appended claims.
Claims (1)
1. The quick detection method for the machining precision of the complex-profile die insert is characterized by comprising the following steps of:
step A, processing 2-3 detection planes at the corner positions of the die insert when the die insert molded surface is processed;
step B, measuring the height deviation value of the detection plane, and judging the machining precision of the mold surface of the corresponding area of the detection plane according to the height deviation value of the detection plane;
step C, trimming and adjusting the molded surface of the die insert according to the detection result;
the positions of the detection planes are at the corner positions of the die insert, and the number of the detection planes is at least 2; the detection plane consists of a plane and an arc-shaped inclined plane step; the outline shape of the detection plane is different according to the processing position; the height of the detection plane is an integer value determined by the user;
when the precision of the detection plane is detected, the deviation value of the integral value of the height is required to be concerned, and the height deviation values of the detection planes at different positions correspond to the machining precision of the mold surfaces of different areas;
the die insert comprises a first die insert and a second die insert, and two detection planes are processed at the corner position of the first die insert; processing two detection planes at the corner position of the second die insert; assembling the first die insert and the second die insert together, measuring the height deviation value of the detection plane one by utilizing a vernier caliper, and determining a die adjusting and repairing strategy according to the height deviation value;
in the step A: the detection plane is the same as the machining reference and machining precision of the die insert molded surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110612162.0A CN113280708B (en) | 2021-06-02 | 2021-06-02 | Rapid detection method for machining precision of complex-profile die insert |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110612162.0A CN113280708B (en) | 2021-06-02 | 2021-06-02 | Rapid detection method for machining precision of complex-profile die insert |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113280708A CN113280708A (en) | 2021-08-20 |
| CN113280708B true CN113280708B (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110612162.0A Active CN113280708B (en) | 2021-06-02 | 2021-06-02 | Rapid detection method for machining precision of complex-profile die insert |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101700633B1 (en) * | 2015-07-23 | 2017-01-31 | 이점수 | Snap Fastener and Mould Test Device for Injection Molded Products with the Same |
| CN205642211U (en) * | 2016-05-30 | 2016-10-12 | 阿特斯(中国)投资有限公司 | Photovoltaic assembly frame detects frock |
| CN207066334U (en) * | 2017-08-04 | 2018-03-02 | 重庆平伟汽车科技股份有限公司 | A kind of flatness detecting tool |
| CN209485194U (en) * | 2019-03-21 | 2019-10-11 | 苏州绿创汽车设计有限公司 | Automobile cabin detects jig |
| CN110260836B (en) * | 2019-07-09 | 2021-06-08 | 中国航发哈尔滨东安发动机有限公司 | Method for rapidly measuring small blade profile bending angle |
| CN110465834A (en) * | 2019-08-22 | 2019-11-19 | 北京星航机电装备有限公司 | A kind of type face precision rapid detection method |
| CN112077214B (en) * | 2020-08-05 | 2022-08-19 | 格致汽车科技股份有限公司 | Machining method for functional insert of large stamping die |
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