CN109945768B - Device for measuring and paying off nonstandard elbow and using method thereof - Google Patents
Device for measuring and paying off nonstandard elbow and using method thereof Download PDFInfo
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- CN109945768B CN109945768B CN201711396863.5A CN201711396863A CN109945768B CN 109945768 B CN109945768 B CN 109945768B CN 201711396863 A CN201711396863 A CN 201711396863A CN 109945768 B CN109945768 B CN 109945768B
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Abstract
The invention relates to the field of measuring gauges for measuring angles or tapers, which are characterized by using a mechanical measuring method, in particular to a device for measuring and paying off non-standard elbows and a using method thereof. A device for measuring and paying off non-standard elbows comprises a standard dial (1), a fixed marker post (21), a movable marker post (22), a fixing pin (3) and a clamping ring group (4), wherein the inner end of the fixed marker post (21) and the inner end of the movable marker post (22) are rotatably arranged at the circle center of the standard dial (1) through the fixing pin (3); the snap ring group (4) is composed of two symmetrical snap rings (41) and a positioning bolt (42). A use method of a nonstandard elbow measurement paying-off device is characterized by comprising the following steps: the method is implemented in sequence according to the following steps: firstly, pipe fixing; secondly, paying off; and thirdly, cutting. The invention reduces the cost, ensures the quality and improves the efficiency.
Description
Technical Field
The invention relates to the field of angle or taper measuring gauges characterized by using a mechanical measuring method, in particular to a device for measuring and paying off non-standard elbows and a using method thereof.
Background
In the engineering construction process, the pipeline specialty often can meet the problem of using nonstandard elbow, what and can adopt in the market purchase is standard elbow, need to carry out the processing to the standard elbow who buys back, constructor can be according to the number of degrees of the elbow of design usually, the bore of elbow, radius of gyration isoparametric, enlarge the appearance, then make the mark on the pipeline according to the curve numerical value of giving out, with mark point tie into the curve, cut the elbow, waste time and energy, and often can make the elbow that processes out and actual need's elbow have not little difference because of operation personnel proficiency, the operating error, calculation error etc., the deviation is too big can not use even.
Disclosure of Invention
The invention discloses a device for measuring and paying off a non-standard elbow and a using method thereof, aiming at overcoming the defects of the prior art and providing measuring equipment which reduces the cost, ensures the quality and improves the operation precision and the construction efficiency.
The invention achieves the purpose by the following technical scheme:
the utility model provides a device that is used for nonstandard elbow to measure unwrapping wire, includes the standard calibrated scale, and the standard calibrated scale is convex, draws the scale mark of angle on the standard calibrated scale, characterized by: also comprises a fixed marker post, a movable marker post, a fixed pin and a snap ring group,
the inner end of the fixed marker post and the inner end of the movable marker post are both rotatably arranged at the circle center of the standard dial by using a fixed pin;
the clamping ring group is composed of two symmetrical clamping rings and positioning bolts, the clamping rings are semicircular, the two clamping rings are oppositely spliced into a circular ring through openings, two ends of each clamping ring are fixed through one positioning bolt respectively, and one clamping ring of the clamping ring group is fixed on the movable mark post through a fastening bolt.
The device for measuring and paying off the nonstandard elbow is characterized in that:
the fixed marker post and the movable marker post are both telescopic rods in a sleeved mode, and the sleeved positions are fixed through bolts;
the fixed marker post is marked with scale marks with length;
the middle part of the movable mark post is provided with a sliding groove, and one snap ring of the snap ring group is fixed on the sliding groove of the movable mark post by a fastening bolt.
The using method of the device for measuring and paying off the non-standard elbow is characterized by comprising the following steps of: the method is implemented in sequence according to the following steps:
firstly, tube fixing: attaching the end face of one end of an elbow to be paid off to a fixed marker post, rotating a movable marker post to attach the end face of the other end of the elbow to the movable marker post, wherein a fixed pin is the circle center of the turning radius of the elbow, attaching a snap ring fixed on the movable marker post to the outer side face of one end of the elbow, then attaching the other snap ring of a snap ring group to the outer side face of one end of the elbow, enabling a ring formed by splicing the two snap rings to clamp the outer side face of one end of the elbow, and fixing the two snap rings by using positioning bolts;
paying off: rotating the movable marker post according to the angle requirement of the elbow to be intercepted, simultaneously enabling the clamping ring group to be attached to the outer side surface of the elbow to move, enabling the included angle (read through the standard dial) between the movable marker post and the fixed marker post to be equal to the required angle, and utilizing the outer side surface of the elbow to draw a boundary line according to the edge of the clamping ring;
cutting: and (4) removing the snap ring group, moving the fixed mark post and the movable mark post, and cutting a required non-standard elbow according to the boundary line marked on the elbow.
The use method of the device for measuring and paying off the nonstandard elbow is characterized in that: during the first step, the turning radius value of the elbow is directly read out through the scale marks of the fixed length on the marker post.
The invention has the following beneficial effects:
1. the manufacturing is simple, the cost is low, the installation is convenient and fast, the carrying is convenient, the labor cost and the accuracy of the manufacturing of the non-standard elbow can be greatly improved, the construction quality is ensured, and the construction efficiency is greatly improved;
2. the device is not limited by space when in use, and for large-caliber pipelines, the fixed marker post and the movable marker post can adopt telescopic structures to lengthen the length, so that the device is convenient to operate and assemble, and the application range is enlarged;
3. the invention can also accurately measure the angle and the turning radius of the existing non-standard elbow, and all elbows within 180 degrees which are usually used in the engineering field can be measured by using the measuring and marking device.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a view taken along line A-A of FIG. 1;
FIG. 3 is a schematic illustration of the pay-off steps of the present invention in use;
FIG. 4 is a schematic illustration of the completion of the payoff step when the present invention is in use;
fig. 5 is a schematic structural diagram of a finished non-standard elbow.
Detailed Description
The invention is further illustrated by the following specific examples.
Example 1
A device for measuring and paying off nonstandard elbows comprises a standard dial 1, a fixed mark post 21, a movable mark post 22, a fixed pin 3 and a snap ring group 4, and is specifically structured as shown in figures 1 and 2:
the standard dial 1 is in an arc shape, and scale marks with angles are marked on the standard dial 1;
the inner end of the fixed marker post 21 and the inner end of the movable marker post 22 are both rotatably arranged at the circle center of the standard dial 1 by using the fixed pin 3;
the snap ring group 4 is composed of two symmetrical snap rings 41 and positioning bolts 42, the snap rings 41 are semicircular, the two snap rings 41 are oppositely spliced into a circular ring through openings, two ends of each snap ring 41 are respectively fixed by one positioning bolt 42, and one snap ring 41 of the snap ring group 4 is fixed on the movable mark post 22 by a fastening bolt 43.
In this embodiment:
the fixed marker post 21 and the movable marker post 22 are telescopic rods in a sleeved mode, and the sleeved positions are fixed through bolts;
the fixed marker post 21 is marked with scale marks with length;
the movable post 22 has a sliding groove 221 at the center thereof, and one snap ring 41 of the snap ring set 4 is fixed to the sliding groove 221 of the movable post 2 by a fastening bolt 43.
When the method is used, the following steps are sequentially carried out:
firstly, tube fixing: attaching the end face of one end of an elbow 10 to be paid off to a fixed mark post 21, rotating a movable mark post 22 to attach the end face of the other end of the elbow 10 to the movable mark post 22, wherein a fixed pin 3 is the circle center of the turning radius of the elbow 10, directly reading the turning radius value of the elbow 10 through a scale mark of the length on the fixed mark post 21, attaching a snap ring 41 fixed on the movable mark post 22 to the outer side face of one end of the elbow 10, then attaching the other snap ring 41 of a snap ring group 4 to the outer side face of one end of the elbow 10, enabling the outer side face of one end of the elbow 10 to be clamped by the circular ring formed by splicing the two snap rings 41, and fixing the two snap rings 41 by using a positioning bolt 42;
wire paying-off: according to the angle requirement of the elbow 10 to be cut, the movable mark post 22 is rotated as shown by an arrow a in fig. 3, the snap ring group 4 is attached to the outer side surface of the elbow 10 to move, the included angle (read by the standard dial 1) between the movable mark post 22 and the fixed mark post 21 is equal to the required angle, and a boundary line is drawn along the edge of the snap ring 41 on the outer side surface of the elbow 10 as shown by a line segment b in fig. 4;
cutting: the snap ring set 4 is removed and the fixed and movable targets 21, 22 are removed and the desired non-standard bend 10 is cut according to the borderline scribed on the bend 10, as shown in fig. 5.
Claims (2)
1. The use method of the device for measuring and paying off the non-standard elbow comprises a standard dial (1), a fixed marker post (21), a movable marker post (22), a fixed pin (3) and a snap ring group (4),
the standard dial (1) is arc-shaped, and scale marks with angles are marked on the standard dial (1);
the inner end of the fixed marker post (21) and the inner end of the movable marker post (22) are both rotatably arranged at the circle center of the standard dial (1) by using the fixed pin (3);
the clamping ring group (4) is composed of two symmetrical clamping rings (41) and positioning bolts (42), the clamping rings (41) are semicircular, the two clamping rings (41) are oppositely spliced into a circular ring through an opening, two ends of each clamping ring (41) are respectively fixed by one positioning bolt (42), and one clamping ring (41) of the clamping ring group (4) is fixed on the movable mark post (22) through a fastening bolt (43);
the fixed marker post (21) and the movable marker post (22) are telescopic rods in a sleeved mode, and the sleeved positions are fixed through bolts;
the fixed marker post (21) is marked with scale marks with length;
a sliding groove (221) is formed in the middle of the movable mark post (22), and a clamping ring (41) of the clamping ring group (4) is fixed on the sliding groove (221) of the movable mark post (22) through a fastening bolt (43);
the method is characterized in that: the method is implemented in sequence according to the following steps:
firstly, tube fixing: attaching the end face of one end of an elbow (10) to be paid off to a fixed marker post (21), rotating a movable marker post (22) to attach the end face of the other end of the elbow (10) to the movable marker post (22), wherein a fixed pin (3) is the circle center of the turning radius of the elbow (10), attaching a snap ring (41) fixed on the movable marker post (22) to the outer side face of one end of the elbow (10), and then attaching the other snap ring (41) of a snap ring group (4) to the outer side face of one end of the elbow (10) in the same way, so that the outer side face of one end of the elbow (10) is clamped by the two split rings of the two snap rings (41), and fixing the two snap rings (41) by using a positioning bolt (42);
paying off: according to the angle requirement of the elbow (10) required to be cut, rotating the movable mark post (22), and simultaneously enabling the clamping ring group (4) to be attached to the outer side surface of the elbow (10) to move, so that the included angle between the movable mark post (22) and the fixed mark post (21) is equal to the required angle, and a boundary line is drawn on the outer side surface of the elbow (10) according to the edge of the clamping ring (41);
cutting: and (3) removing the snap ring group (4), removing the fixed mark post (21) and the movable mark post (22), and cutting the required non-standard elbow (10) according to the boundary line marked on the elbow (10).
2. The use method of the device for measuring and paying off the nonstandard elbow, according to claim 1, is characterized in that: during the first step, the gyration radius value of the elbow (10) is directly read out through the scale mark of the length of the fixed marker post (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711396863.5A CN109945768B (en) | 2017-12-21 | 2017-12-21 | Device for measuring and paying off nonstandard elbow and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711396863.5A CN109945768B (en) | 2017-12-21 | 2017-12-21 | Device for measuring and paying off nonstandard elbow and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109945768A CN109945768A (en) | 2019-06-28 |
| CN109945768B true CN109945768B (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711396863.5A Active CN109945768B (en) | 2017-12-21 | 2017-12-21 | Device for measuring and paying off nonstandard elbow and using method thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2041611U (en) * | 1987-09-07 | 1989-07-26 | 周贵岐 | Baiting unit for steel pipe bend |
| JPH0635471A (en) * | 1992-07-14 | 1994-02-10 | Yamaha Corp | Wearing tool with bending sensor |
| CN202572380U (en) * | 2012-05-16 | 2012-12-05 | 攀钢集团攀枝花钢钒有限公司 | Auxiliary despooling device for pipeline feeding |
| CN203282919U (en) * | 2013-05-22 | 2013-11-13 | 天津二十冶建设有限公司 | Convenient tool for assisting manufacturing of crane span structure bend |
| CN103395056A (en) * | 2013-07-29 | 2013-11-20 | 张家港化工机械股份有限公司 | Scribing tool for deep-hole welding cutting of U-shaped tube |
| CN106272657A (en) * | 2016-11-01 | 2017-01-04 | 四川多联实业有限公司 | Adjustable cutting plastic conduit elbow clamps system |
| CN206469815U (en) * | 2016-12-30 | 2017-09-05 | 江阴东联高压管件有限公司 | Elbow gage |
-
2017
- 2017-12-21 CN CN201711396863.5A patent/CN109945768B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2041611U (en) * | 1987-09-07 | 1989-07-26 | 周贵岐 | Baiting unit for steel pipe bend |
| JPH0635471A (en) * | 1992-07-14 | 1994-02-10 | Yamaha Corp | Wearing tool with bending sensor |
| CN202572380U (en) * | 2012-05-16 | 2012-12-05 | 攀钢集团攀枝花钢钒有限公司 | Auxiliary despooling device for pipeline feeding |
| CN203282919U (en) * | 2013-05-22 | 2013-11-13 | 天津二十冶建设有限公司 | Convenient tool for assisting manufacturing of crane span structure bend |
| CN103395056A (en) * | 2013-07-29 | 2013-11-20 | 张家港化工机械股份有限公司 | Scribing tool for deep-hole welding cutting of U-shaped tube |
| CN106272657A (en) * | 2016-11-01 | 2017-01-04 | 四川多联实业有限公司 | Adjustable cutting plastic conduit elbow clamps system |
| CN206469815U (en) * | 2016-12-30 | 2017-09-05 | 江阴东联高压管件有限公司 | Elbow gage |
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| Publication number | Publication date |
|---|---|
| CN109945768A (en) | 2019-06-28 |
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