CN110567336A - Valve body inner wall surfacing size detection inner clamp and detection method - Google Patents
Valve body inner wall surfacing size detection inner clamp and detection method Download PDFInfo
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- CN110567336A CN110567336A CN201910864980.2A CN201910864980A CN110567336A CN 110567336 A CN110567336 A CN 110567336A CN 201910864980 A CN201910864980 A CN 201910864980A CN 110567336 A CN110567336 A CN 110567336A
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- valve body
- welding
- wall
- build
- detection
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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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
the invention discloses an inner clamp for detecting the build-up welding size of the inner wall of a valve body and a detection method, relates to a detection tool, and aims to solve the problems that the build-up welding size of the inner wall of the existing valve seat is difficult to detect, and the period is influenced, so that the cost is increased. Through this detection inside callipers, can convenient and fast detect build-up welding size, guarantee the machining allowance, avoid because of the secondary welding that leads to of meat deficiency, heat treatment work, reduce manufacturing cycle, save manufacturing cost.
Description
Technical Field
the invention relates to a detection tool, in particular to a valve body inner wall surfacing size detection inner clamp and a detection method, and belongs to the technical field of measurement.
background
The valve seat and the pipe orifice of the inner wall of the valve body are subjected to surfacing operation, the surfacing position is deep, the space is narrow and small, the molded line is complex, the space position of a cavity of the valve body is limited, and a welded bead is uneven after welding, so that the conventional detection method is not suitable for detecting whether the surfacing quantity meets the design and subsequent processing requirements, and if the surfacing quantity is insufficient, the surfacing operation and the heat treatment operation are required again, so that the construction period and the cost are greatly influenced.
Disclosure of Invention
The invention provides an inner clamp for detecting the build-up welding size of the inner wall of a valve body, aiming at solving the problems that the build-up welding size of the inner wall of the existing valve seat is difficult to detect, and further the period is influenced and the cost is increased.
Technical scheme
The utility model provides a valve body inner wall build-up welding size detection inside callipers includes interior cardboard body, interior cardboard body is the rectangular plate body, interior cardboard body holds in the palm section, linkage segment and detection section by the card and from top to bottom links into an integrated entity from beginning to end in proper order and forms, the card is held in the palm and is equipped with the draw-in groove in the section, detects the section above-mentioned what has circular breach, draw-in groove and circular breach all are located same one side of interior cardboard body.
Further, the length (H) of the inner clamping plate body is 937mm, the width (B) of the inner clamping plate body is 200mm, and the thickness of the inner clamping plate body is 5 mm.
Further, the inner card body is 06cr19ni10 high alloy steel.
Further, the length (H1) of the card slot is 330 mm.
Further, the width (L) of the lower end of the detection section is 40mm, and the length (L1) of the circular arc notch is 205 mm.
Furthermore, the circular arc-shaped gap is formed by sequentially connecting a first smooth transition section, a second smooth transition section and a third smooth transition section from top to bottom end to end.
Further, the included angle (a) between the first smooth transition section and the horizontal plane is 31.5 degrees, the included angle (a1) between the second smooth transition section and the horizontal plane is 45 degrees, and the included angle (a2) between the third smooth transition section and the horizontal plane is 45 degrees.
Further, a method for detecting the size of the build-up welding of the inner wall of the valve body comprises the following steps:
Firstly, after the inner wall of the valve body is subjected to overlaying welding by adopting a welding method, inserting an inner clamping plate body into a cavity of the valve body;
secondly, the clamping groove is matched with the inner wall of the upper side of the valve body, and the upper end of the clamping groove is clamped at the upper edge of the upper side of the valve body;
Thirdly, rotating the inner clamping plate body for one circle, and detecting the welding overlaying amount of the molded line position on the lower side of the valve body by using the detection section;
And fourthly, after the inner clamping plate body rotates for a circle, comparing the position size distance of the inner clamping plate body and the molded line, and judging whether the build-up welding size of the inner wall of the valve body meets the requirements of a drawing and subsequent processing.
Further, the dimension distance described in the fourth step is not more than 20 mm.
Compared with the prior art, the invention has the following beneficial effects:
According to the valve body product structure line, the detection inner card is designed, the build-up welding amount of the valve body cavity is detected by using the detection inner card, the build-up welding size can be conveniently and rapidly detected by the detection inner card, the machining allowance is ensured, secondary welding and heat treatment work caused by meat shortage is avoided, the manufacturing period is shortened, and the manufacturing cost is saved.
drawings
FIG. 1 is a schematic diagram of the operation of the internal test card of the present invention;
FIG. 2 is a schematic diagram of the structure of the detection inner card;
fig. 3 is an enlarged schematic view of a portion I of fig. 1.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 3, and the inner clamp for detecting the size of the valve body inner wall by bead welding comprises an inner clamp plate body, wherein the inner clamp plate body is a rectangular plate body, the inner clamp plate body is formed by sequentially connecting a clamp support section 1, a connecting section 2 and a detection section 3 from top to bottom, the clamp support section 1 is provided with a clamping groove 1-1, the detection section 3 is provided with a circular notch 3-1, and the clamping groove 1-1 and the circular notch 3-1 are both located on the same side of the inner clamp plate body.
Selecting 06cr19ni10 with the thickness of 5mm, manufacturing an inner clamping plate body in a laser blanking mode, and after the inner clamping plate body is finished, performing surfacing welding on a product to be detected according to the process and technical requirements; and (5) carrying out size inspection on the surfacing area by using an inner clamping template in the surfacing process, and confirming that the requirements of a drawing and subsequent processing are met. And after the surfacing and the heat treatment are finished, processing a surfacing area, detecting the size of the surfacing after the processing, and confirming the effect of detecting the inner card. Through this detection inside callipers, can convenient and fast detect build-up welding size, guarantee the machining allowance, avoid because of the secondary welding that leads to of meat deficiency, heat treatment work, reduce manufacturing cycle, save manufacturing cost.
The second embodiment is as follows: referring to fig. 2, the length (H), width (B) and thickness of the inner clamping plate body of the present embodiment are 937mm, 200mm and 5mm, respectively.
Other components are connected in the same manner as in the first embodiment.
The third concrete implementation mode: referring to fig. 2, the inner card body according to the present embodiment is a 06cr19ni10 high alloy steel.
other components and connection relationships are the same as those in the first or second embodiment.
The fourth concrete implementation mode: in the present embodiment, the length (H1) of the card slot 1-1 is 330mm, which is described with reference to fig. 2.
other components and connections are the same as those in the first embodiment.
The fifth concrete implementation mode: referring to fig. 2, the width (L) of the lower end of the detection segment 3 is 40mm, and the length (L1) of the circular arc notch 3-1 is 205 mm.
Other components and connections are the same as those in the first embodiment.
the sixth specific implementation mode: referring to fig. 2, the circular arc notch 3-1 of the present embodiment is formed by connecting a first smooth transition section 3-1-1, a second smooth transition section 3-1-2, and a third smooth transition section 3-1-3 from top to bottom in sequence.
the other components and the connection relationship are the same as those in the fifth embodiment.
The seventh embodiment: referring to fig. 3, the angle a between the first smooth transition section 3-1-1 and the horizontal plane is 31.5 °, the angle a1 between the second smooth transition section 3-1-2 and the horizontal plane is 45 °, and the angle a2 between the third smooth transition section 3-1-3 and the horizontal plane is 45 °. According to the arrangement, the molded line area size of the valve body build-up welding size can be accurately detected, and the build-up welding size is determined to meet the molded line requirement.
Other components and connection relations are the same as those of the sixth embodiment.
the specific implementation mode is eight: the present embodiment is described with reference to fig. 1 to 3, and the detection method of the present embodiment includes the following steps:
Firstly, after the inner wall of the valve body 4 is welded by adopting a welding method, inserting the inner clamping plate body of claim 1 into a cavity of the valve body 4;
Secondly, the clamping groove 1-1 is matched with the inner wall of the upper side 4-1 of the valve body, and the upper end of the clamping groove 1-1 is clamped at the upper edge of the upper side 4-1 of the valve body;
Thirdly, rotating the inner clamping plate body for one circle, and detecting the welding surfacing quantity of the molded line position 4-3 of the lower side 4-2 of the valve body by using the detection section 3;
And fourthly, after the inner clamping plate body rotates for one circle, comparing the inner clamping plate body with the molded line position by the size distance of 4-3, and judging whether the build-up welding size of the inner wall of the valve body meets the requirements of a drawing and subsequent processing.
And (3) assembling the valve body to the shape of the first drawing, rotating the inner clamping plate body for one circle, determining the surfacing welding amount of the position welding of the profile line, enabling the profile line of the detection section of the inner clamping plate body to be 20mm of the profile line of the original valve body in finish machining, enabling the angle and the shape of the profile line to be the same as the profile line of the valve body, and after rotating the inner clamping plate body for one circle, representing that the surfacing welding size is qualified according to the fact that the size distance between the inner clamping plate.
Other components and connection relationships are the same as those in the eighth embodiment.
The specific implementation method nine: the present embodiment is described with reference to fig. 1, and the dimension distance in the fourth step of the present embodiment is not more than 20 mm.
Other components and connections are the same as those in the first embodiment.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a valve body inner wall build-up welding size detection inside callipers which characterized in that: the utility model provides a valve body inner wall build-up welding size detection inside callipers includes interior cardboard body, interior cardboard body is the rectangular plate body, interior cardboard body holds in the palm section (1), linkage segment (2) and detection section (3) by the card and from top to bottom connects gradually into an organic whole and forms, the card is equipped with draw-in groove (1-1) on holding in the palm section (1), detects what above-mentioned circular breach (3-1) of section (3), and draw-in groove (1-1) and circular breach (3-1) all are located same one side of interior cardboard body.
2. The valve body inner wall build-up welding size detection inside calliper of claim 1, characterized in that: the length (H) of the inner clamping plate body is 937mm, the width (B) of the inner clamping plate body is 200mm, and the thickness of the inner clamping plate body is 5 mm.
3. The valve body inside wall build-up welding size detection inside calliper of claim 1 or 2, characterized in that: the inner card body is 06cr19ni10 high alloy steel.
4. The valve body inner wall build-up welding size detection inside calliper of claim 1, characterized in that: the length (H1) of the clamping groove (1-1) is 330 mm.
5. The valve body inner wall build-up welding size detection inside calliper of claim 1, characterized in that: the width (L) of the lower end of the detection section (3) is 40mm, and the length (L1) of the circular notch (3-1) is 205 mm.
6. The valve body inside wall build-up welding size detection inside callipers of claim 5, characterized in that: the round gap (3-1) is formed by sequentially connecting a first smooth transition section (3-1-1), a second smooth transition section (3-1-2) and a third smooth transition section (3-1-3) from top to bottom end to end.
7. The valve body inside wall build-up welding size detection inside callipers of claim 6, characterized in that: the included angle (a) between the first smooth transition section (3-1-1) and the horizontal plane is 31.5 degrees, the included angle (a1) between the second smooth transition section (3-1-2) and the horizontal plane is 45 degrees, and the included angle (a2) between the third smooth transition section (3-1-3) and the horizontal plane is 45 degrees.
8. A detection method for the size of build-up welding of the inner wall of a valve body is characterized by comprising the following steps: the detection method comprises the following steps:
Firstly, after the inner wall of the valve body (4) is welded by adopting a welding method, inserting the inner clamping plate body of claim 1 into a cavity of the valve body (4);
Secondly, the clamping groove (1-1) is matched with the inner wall of the upper side (4-1) of the valve body, and the upper end of the clamping groove (1-1) is clamped at the upper edge of the upper side (4-1) of the valve body;
thirdly, rotating the inner clamping plate body for one circle, and detecting the welding overlaying amount of the molded line position (4-3) at the lower side (4-2) of the valve body by using the detection section (3);
And fourthly, after the inner clamping plate body rotates for a circle, comparing the size distance between the inner clamping plate body and the molded line position (4-3), and judging whether the build-up welding size of the inner wall of the valve body meets the requirements of a drawing and subsequent processing.
9. The method for detecting the size of the build-up welding of the inner wall of the valve body according to claim 8, wherein: the dimension distance described in the fourth step is not more than 20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910864980.2A CN110567336A (en) | 2019-09-09 | 2019-09-09 | Valve body inner wall surfacing size detection inner clamp and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910864980.2A CN110567336A (en) | 2019-09-09 | 2019-09-09 | Valve body inner wall surfacing size detection inner clamp and detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110567336A true CN110567336A (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910864980.2A Withdrawn CN110567336A (en) | 2019-09-09 | 2019-09-09 | Valve body inner wall surfacing size detection inner clamp and detection method |
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| Country | Link |
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| CN (1) | CN110567336A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1116574A (en) * | 1995-03-24 | 1996-02-14 | 鞍山钢铁公司 | High-chrome cast iron surfacing welding material and technique |
| US20040253866A1 (en) * | 2003-06-12 | 2004-12-16 | Yazaki Corporation | Terminal examination jig |
| CN201600104U (en) * | 2010-01-14 | 2010-10-06 | 重庆长安汽车股份有限公司 | Detection sample plate of backdoor limiter on miniature car body |
| CN202092532U (en) * | 2011-05-13 | 2011-12-28 | 无锡德乾能源设备有限公司 | Inner arc inspecting template |
| CN202176792U (en) * | 2011-07-28 | 2012-03-28 | 上海耐莱斯·詹姆斯伯雷阀门有限公司 | Valve body hard seal build-up welding structure |
| CN204043546U (en) * | 2014-08-27 | 2014-12-24 | 航天长征化学工程股份有限公司 | A kind of pick-up unit of quick test ball valve cast valve intracoelomic cavity |
| CN104359359A (en) * | 2014-10-30 | 2015-02-18 | 同济大学 | Form board for detecting contour of steel rail cross section |
| CN204757874U (en) * | 2015-07-22 | 2015-11-11 | 哈尔滨汽轮机厂有限责任公司 | Novel inside range finding instrument of valve body |
| CN206258057U (en) * | 2016-12-07 | 2017-06-16 | 南通环球转向器制造有限公司 | Valve body inside groove size checking device |
-
2019
- 2019-09-09 CN CN201910864980.2A patent/CN110567336A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1116574A (en) * | 1995-03-24 | 1996-02-14 | 鞍山钢铁公司 | High-chrome cast iron surfacing welding material and technique |
| US20040253866A1 (en) * | 2003-06-12 | 2004-12-16 | Yazaki Corporation | Terminal examination jig |
| CN201600104U (en) * | 2010-01-14 | 2010-10-06 | 重庆长安汽车股份有限公司 | Detection sample plate of backdoor limiter on miniature car body |
| CN202092532U (en) * | 2011-05-13 | 2011-12-28 | 无锡德乾能源设备有限公司 | Inner arc inspecting template |
| CN202176792U (en) * | 2011-07-28 | 2012-03-28 | 上海耐莱斯·詹姆斯伯雷阀门有限公司 | Valve body hard seal build-up welding structure |
| CN204043546U (en) * | 2014-08-27 | 2014-12-24 | 航天长征化学工程股份有限公司 | A kind of pick-up unit of quick test ball valve cast valve intracoelomic cavity |
| CN104359359A (en) * | 2014-10-30 | 2015-02-18 | 同济大学 | Form board for detecting contour of steel rail cross section |
| CN204757874U (en) * | 2015-07-22 | 2015-11-11 | 哈尔滨汽轮机厂有限责任公司 | Novel inside range finding instrument of valve body |
| CN206258057U (en) * | 2016-12-07 | 2017-06-16 | 南通环球转向器制造有限公司 | Valve body inside groove size checking device |
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Application publication date: 20191213 |
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| WW01 | Invention patent application withdrawn after publication |