CN106984677B - A kind of device marking pipeline bending section axis midpoint - Google Patents
A kind of device marking pipeline bending section axis midpoint Download PDFInfo
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- CN106984677B CN106984677B CN201710244275.3A CN201710244275A CN106984677B CN 106984677 B CN106984677 B CN 106984677B CN 201710244275 A CN201710244275 A CN 201710244275A CN 106984677 B CN106984677 B CN 106984677B
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- workpiece
- hole
- bending section
- section axis
- pipeline bending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The present invention provides a kind of devices for marking pipeline bending section axis midpoint, including workpiece A, workpiece B, workpiece C, workpiece D, further include a bracing wire;Workpiece A is identical with workpiece B length, and workpiece C is identical with workpiece D length;The one end workpiece A is flexibly connected with one end of workpiece B, and the other end is flexibly connected with one end of workpiece D;The other end of workpiece D is flexibly connected with one end of workpiece C, and the other end of workpiece C is flexibly connected with the other end of workpiece B;The junction of workpiece C, D are fixed in bracing wire one end, and the other end is free end.The present apparatus is the characteristic of symmetry axis using straight line where the diagonal line of the unequal pair of horns of zither shape, realize efficient, the accurate label at pipeline bending section axis midpoint, it is lower to solve personnel's visual marking pipeline bending section middle line efficiency, the poor problem of precision, the especially mode of bracing wire, can the pipeline to different-diameter accurately mark pipeline bending section axis midpoint.
Description
Technical field
It is especially a kind of for marking the device at pipeline bending section axis midpoint the present invention relates to bend pipe field.
Background technique
Using slidingtype or punching type bend pipe, such as Fig. 1 needs the Guan Youding tire of bending process and conduit saddle to fix, hydraulic curved
Pipe machine drives conduit saddle move to top tire direction when direction shown in arrow moves into figure, realization bend pipe.In the process, pipeline is bent
Section axis midpoint coincides with top tire center graduation mark, is the reference of determining pipeline inflection point, is also used for next referring to calculating
The reference position of pipeline inflection point, therefore usually need to mark cross section where the bending section axis midpoint of dog leg piping.It is existing
Pipeline bending section axis midpoint is marked with personnel's estimation mode, efficiency is lower, and precision is poor.
Summary of the invention
The object of the present invention is to provide a kind of devices for marking pipeline bending section axis midpoint, solve estimation mode and determine pipe
The problem of cross-sectional efficiency where bend tune midpoint is low, low precision.
Specifically, the present invention provides a kind of device for marking pipeline bending section axis midpoint, including workpiece A, processing
Part B, workpiece C, workpiece D further include a bracing wire;
The workpiece A is identical with workpiece B length, and workpiece C is identical with workpiece D length, workpiece A, workpiece
B, workpiece C, workpiece D are the rod-shaped workpiece of cuboid;
The one end the workpiece A is flexibly connected with one end of workpiece B, and one end of the workpiece A other end and workpiece D are living
Dynamic connection;The other end of workpiece D is flexibly connected with one end of workpiece C, and the other end of workpiece C is another with workpiece B's
End is flexibly connected;The junction of workpiece C and workpiece D are fixed in bracing wire one end, and the other end is free end.
Further, there is the step of sinking at the both ends the workpiece C, there is straight pin, other end step on the step surface of one end
Face is evenly equipped with multiple circular through holes from end face, and the spacing between through-hole is equal.
Further, there is the step of sinking in the one end the workpiece D, has circular through hole on step surface, the other end is evenly equipped with
Circular through hole identical with quantity on workpiece C, the spacing between through-hole is equal with the spacing between through-hole on workpiece C, and
The distance between first circular through hole and side end face are equal.
Further, the workpiece A is identical with the thickness of workpiece B, and workpiece C is identical with the thickness of workpiece D, adds
The thickness of workpiece C and workpiece D are greater than the thickness that workpiece A is greater than workpiece B, and not less than labeled pipeline diameter.
Further, there is the step of sinking at the both ends the workpiece A, there is a straight pin on step surface.
Further, there is the step of sinking at the both ends the workpiece B, are provided with circular through hole, the other end on the step surface of one end
There is straight pin on step surface.
Further, there are circular hole, the straight pin in the straight pin end of the workpiece A, workpiece B and workpiece C
After through-hole, fixed with the circular hole that B shape pin passes through straight pin end.
Further, one end of the workpiece A and the through hole end step of workpiece B are staggered relatively, the cylinder of workpiece A
Pin protrudes into the through-hole of workpiece B, and the straight pin of the workpiece B other end protrudes into the through-hole of workpiece C, the workpiece C other end
Straight pin protrude into the through-hole of workpiece D step surface, the straight pin of the workpiece A other end protrudes into the other end of workpiece D
In through-hole.
Further, the through-hole of used workpiece D is L1 at a distance from workpiece C and the junction workpiece D, is used
Workpiece C through-hole at a distance from workpiece C and the junction workpiece D be L2, L1=L2.
Particularly, a kind of application method of the device at the label pipeline bending section axis midpoint, including pipeline positioning
With label two, pipeline bending section axis midpoint process.
The present invention provides a kind of devices for marking pipeline bending section axis midpoint, utilize the unequal pair of horns of zither shape
Straight line is the characteristic of symmetry axis where diagonal line, realizes efficient, the accurate label at pipeline bending section axis midpoint, solves
Personnel's visual marking pipeline bending section middle line efficiency is lower, the poor problem of precision, the especially mode of bracing wire, can be to different straight
The pipeline of diameter accurately marks pipeline bending section axis midpoint.
Detailed description of the invention
Attached drawing is only used for showing the purpose of specific embodiment, and is not to be construed as limiting the invention, in entire attached drawing
In, identical reference symbol indicates identical component.
Fig. 1 is bend pipe schematic illustration;
Fig. 2 is overall structure diagram of the invention;
Fig. 3 is one embodiment of the present of invention overall structure figure;
Fig. 4 is each modular construction schematic diagram of the invention.
In figure: a- conduit saddle, the top b- tire, c- pipeline bending section axis midpoint, d- push up tire center graduation mark, 1- workpiece A, 2-
Workpiece B, 3- workpiece C, 4- workpiece D.
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
The mode at personnel's visual marking pipeline bending section axis midpoint, efficiency is lower, and precision is poor.The bending of this label pipeline
The device at section axis midpoint is the characteristic of symmetry axis using straight line where the diagonal line of the unequal pair of horns of zither shape, can be quick
Pipeline bending section midpoint is accurately provided, the efficiency and precision at label pipeline bending section axis midpoint are improved.
The purpose of the present invention is to provide a kind of devices for marking pipeline bending section axis midpoint, solve previous personnel's range estimation
The problem of marking pipeline bending section axis midpoint low efficiency, low precision.
A kind of device marking pipeline bending section axis midpoint, including workpiece A, workpiece B, workpiece C, workpiece D,
It further include a bracing wire.
As shown in Fig. 2, workpiece A, workpiece B, workpiece C and workpiece D are cuboid rod workpiece.Workpiece
A is identical with workpiece B length, and workpiece C is identical with workpiece D length.One end activity of the one end workpiece A and workpiece B connect
It connects, the other end is flexibly connected with one end of workpiece D;The other end of workpiece D is flexibly connected with one end of workpiece C, processing
The other end of part C is flexibly connected with the other end of workpiece B.The junction of workpiece C and workpiece D are fixed in bracing wire one end,
The other end is free end.
In the present embodiment, workpiece A specification is 300 × 20 × 20mm, and there is the step of sinking at both ends, and step surface is to combine
There is a straight pin in face on step surface, and the specification of one end straight pin isThe specification of other end straight pin isWorkpiece B specification is 300 × 20 × 20mm, and there is the step of sinking at both ends, and step surface is faying face, one end
Circular through hole is provided on step surface, through-hole diameter isThere is straight pin on other end step surface, the specification of straight pin isWorkpiece C specification is 600 × 20 × 60mm, and there is the step of sinking at both ends, and step surface is faying face, one end
There is straight pin on step surface, the specification of straight pin isOther end step surface is evenly equipped with circular through hole from end face,
Through-hole diameter isFirst circular through hole is 20mm at a distance from the side end face, between adjacent circular through-hole away from
From for 50mm;Workpiece D specification is 600 × 20 × 60mm, and there is the step of sinking in one end, and step surface is faying face, step surface
On have circular through hole, through-hole diameter isThe other end is evenly equipped with circular through hole, and through-hole diameter isFirst
A circular through hole is 20mm at a distance from the side end face, and the distance between adjacent circular through-hole is 50mm.In the present embodiment, processing
The thickness and length of part C and workpiece D are greater than the thickness and length of workpiece A or workpiece B, and the purpose is to make pipeline bending section
Adjacent tubes straight section can the side readily with workpiece C and workpiece D be adjacent to, guarantee measurement result it is accurate.In all cylinders
There is circular hole in the end of pin, for fixing straight pin position, will not deviate from from through-hole.
When installation, one end of workpiece A and the through hole end step of workpiece B are staggered relatively, and the straight pin of workpiece A protrudes into
In the through-hole of workpiece B, the straight pin of the workpiece B other end is protruded into the through-hole of workpiece C, the cylinder of the workpiece C other end
Pin protrudes into the through-hole of workpiece D step surface, in the through-hole for the other end that the straight pin of the workpiece A other end protrudes into workpiece D,
And the through-hole of used workpiece D is L1, the through-hole of the workpiece C used at a distance from workpiece C and the junction workpiece D
Be L2 at a distance from workpiece C and the junction workpiece D, need to guarantee L1=L2, the circular hole for passing through straight pin end with B shape pin is solid
Fixed, bracing wire is fixed on workpiece C and the straight pin of the junction workpiece D.After connection, there is platform in the junction of four workpiece
Rank concedes articulated position after connecting workpiece A with workpiece B, guarantees the position height one being bonded with pipeline
It causes.
In use, including that pipeline positions and mark pipeline bending section axis midpoint.
When pipeline positions, the straight tube outer wall being connected with pipeline bending section both ends is affixed with workpiece C and workpiece D respectively
It closes, guarantees, the position of the straight pin of adjusting workpiece A and workpiece B consistent with the position height that pipeline is bonded, and guarantee L1=
L2 realizes pipeline positioning.After pipeline positioning, bracing wire is fixed at the hinge joint of workpiece C and workpiece D, is bent around pipeline
Duan Shangfang pulls to AB hinge joint, then tenses drawstring, drawstring and pipeline bending section intersection location, as pipeline bending section axis
Midpoint position.
In another embodiment of the invention, as shown in Figure 3 and Figure 4, workpiece A, workpiece B, workpiece C and workpiece
D length is all the same.Workpiece A is rod workpiece, and there are two straight pins for faying face.Workpiece B is rod workpiece, faying face
There are two cylindrical holes.Workpiece C is rod workpiece, and bar thickness is larger, and there are two straight pins for faying face.Workpiece D is rod
Workpiece, bar thickness is larger, and there are two cylindrical holes for faying face.Two two straight pin spacing of workpiece A, workpiece B cylindrical holes
Spacing, two straight pin spacing of workpiece C and two cylinder pitchs of holes of workpiece D it is all the same.
There is a step of sinking at workpiece A and the both ends workpiece B, and effect is after connecting workpiece A with workpiece B,
Articulated position is conceded, is guaranteed consistent with the position height that pipeline is bonded.
When installation, workpiece A and workpiece B pass through straight pin and pass through straight pin to slotting connection, workpiece B and workpiece C
To slotting connection, workpiece C and workpiece D pass through straight pin and pass through straight pin to slotting company to slotting connection, workpiece D and workpiece A
It meets and is connected at pin shaft in workpiece C with workpiece D with bracing wire bolt, pull to workpiece A and connect pin shaft with workpiece B, bracing wire can be real
Existing workpiece the constituted angle of C and workpiece D is divided equally.
When work, pipeline bending section is placed in the zither shape that workpiece A, workpiece B, workpiece C and workpiece D are constituted,
Un-flexed section of outer wall of pipeline and rod workpiece C, the workpiece D of thickening are adjacent to simultaneously, pipeline bending section plane and workpiece C,
The connection pin shaft axis of workpiece D is vertical, with bracing wire bolt at the connecting cylinder pin of workpiece C and workpiece D, pulls to workpiece
At A and workpiece B connecting cylinder pin, bracing wire can realize dividing equally for workpiece the constituted angle of C and workpiece D, bracing wire and pipeline
Bending section intersection is pipeline bending section axis midpoint.
Optionally, in the straight pin junction of workpiece C and workpiece D, increase torsionspring, make device workpiece C, add
Workpiece D is in clamp position, is convenient to operation, and realizes same goal of the invention.
In conclusion the present invention provides a kind of device for marking pipeline bending section axis midpoint, it is unequal using zither shape
Pair of horns diagonal line where straight line be symmetry axis characteristic, realize the efficient, accurate of pipeline bending section axis midpoint
Label, it is lower to solve personnel's visual marking pipeline bending section middle line efficiency, the poor problem of precision, the especially side of bracing wire
Formula, can the pipeline to different-diameter accurately mark pipeline bending section axis midpoint.
Although having been combined preferred embodiment to be described in detail the present invention, those skilled in the art are answered
What it is when understanding is without prejudice to spirit of that invention and essence, and various amendments are all allowed, they both fall within this hair
Among bright scope of protection of the claims.
Claims (10)
1. a kind of device for marking pipeline bending section axis midpoint, which is characterized in that including workpiece A, workpiece B, workpiece
C, workpiece D further includes a bracing wire;
The workpiece A is identical with workpiece B length, and workpiece C is identical with workpiece D length, workpiece A, workpiece B, adds
Workpiece C, workpiece D are the rod-shaped workpiece of cuboid;
The one end the workpiece A is flexibly connected with one end of workpiece B, and one end activity of the workpiece A other end and workpiece D connect
It connects;The other end of workpiece D is flexibly connected with one end of workpiece C, and the other end of workpiece C and the other end of workpiece B are living
Dynamic connection;The junction of workpiece C and workpiece D are fixed in bracing wire one end, and the other end is free end;
The straight tube outer wall that the workpiece C and workpiece D is connected with pipeline bending section both ends fits;Adjust the workpiece A
With workpiece B, pipeline positioning is realized.
2. a kind of device for marking pipeline bending section axis midpoint according to claim 1, which is characterized in that the processing
There is the step of sinking at the both ends part C, there is straight pin on the step surface of one end, and other end step surface is evenly equipped with multiple round logical from end face
Hole, the spacing between through-hole are equal.
3. a kind of device for marking pipeline bending section axis midpoint according to claim 2, which is characterized in that the processing
There is the step of sinking at the both ends part D, there is circular through hole on the step surface of one end, and other end step surface is evenly equipped with and quantity on workpiece C
Identical circular through hole, the spacing between through-hole is equal with the spacing between through-hole on workpiece C, and first circular through hole with
The distance between end face is equal.
4. a kind of device for marking pipeline bending section axis midpoint according to claim 1 to 3, which is characterized in that institute
The thickness for stating workpiece C and workpiece D is greater than the thickness of workpiece A, greater than the thickness of workpiece B, and not less than tested pipeline
Diameter.
5. a kind of device for marking pipeline bending section axis midpoint according to claim 4, which is characterized in that the processing
There is the step of sinking at the both ends part A, there is a straight pin on step surface.
6. a kind of device for marking pipeline bending section axis midpoint according to claim 5, which is characterized in that the processing
There is the step of sinking at the both ends part B, and circular through hole is provided on the step surface of one end, has straight pin on other end step surface.
7. a kind of device for marking pipeline bending section axis midpoint according to claim 6, which is characterized in that the processing
After the straight pin end of part A, workpiece B and workpiece C have circular hole, the straight pin to pass through through-hole, cylinder is passed through with B shape pin
The circular hole of pin end is fixed.
8. a kind of device for marking pipeline bending section axis midpoint according to claim 7, which is characterized in that the processing
One end of part A and the through hole end step of workpiece B are staggered relatively, and the straight pin of workpiece A protrudes into the through-hole of workpiece B, adds
The straight pin of the workpiece B other end protrudes into the through-hole of workpiece C, and the straight pin of the workpiece C other end protrudes into workpiece D step surface
Through-hole in, in the through-hole for the other end that the straight pin of the workpiece A other end protrudes into workpiece D.
9. a kind of device for marking pipeline bending section axis midpoint according to claim 8, which is characterized in that used
The through-hole of workpiece D is L1, the through-hole and workpiece C of the workpiece C used at a distance from workpiece C and the junction workpiece D
Distance with the junction workpiece D is L2, L1=L2.
10. a kind of application method of the device at -9 any label pipeline bending section axis midpoints according to claim 1,
It is characterized in that, including pipeline positioning and label two, pipeline bending section axis midpoint process.
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CN201710244275.3A CN106984677B (en) | 2017-04-14 | 2017-04-14 | A kind of device marking pipeline bending section axis midpoint |
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CN201710244275.3A CN106984677B (en) | 2017-04-14 | 2017-04-14 | A kind of device marking pipeline bending section axis midpoint |
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CN106984677B true CN106984677B (en) | 2018-12-18 |
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TW434400B (en) * | 1999-08-30 | 2001-05-16 | Hm Co Ltd | Universal angle jig |
JP2002067584A (en) * | 2000-09-01 | 2002-03-08 | Takashi Yokoyama | Center line ruler for determining center of circle of columnar shape |
CN101806566B (en) * | 2010-03-10 | 2011-09-28 | 安徽中鼎金亚汽车管件制造有限公司 | Measuring scale of position of pipe fitting |
CN202974114U (en) * | 2012-12-18 | 2013-06-05 | 中国二冶集团有限公司 | Measuring and positioning device |
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