CN109202844A - Equal diameter any angle cross pipeline scoring tool and scribble method - Google Patents
Equal diameter any angle cross pipeline scoring tool and scribble method Download PDFInfo
- Publication number
- CN109202844A CN109202844A CN201811274775.2A CN201811274775A CN109202844A CN 109202844 A CN109202844 A CN 109202844A CN 201811274775 A CN201811274775 A CN 201811274775A CN 109202844 A CN109202844 A CN 109202844A
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- iron wire
- pipeline
- support ring
- notch
- self
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
- B25H7/04—Devices, e.g. scribers, for marking
Abstract
The present invention relates to equal diameter any angle cross pipeline scoring tool and scribble methods, including support ring maker, angle adjusting mechanism, finer wire and iron wire, support ring maker includes a tool body and the tension device and positioning device that are mounted on tool body, tension device includes shaft and the ratchet that is sleeved in shaft, the positioning device includes gag lever post and covers the spring on gag lever post, the iron wire being wrapped on pipeline is drawn by the wireline reel volume in support ring maker upper shaft, iron wire is set to be tightened the support ring for being formed on nicked duct wall and there is one fixed width, to make the support ring of at least two one fixed widthes on the pipeline of notch, then it arranges to form the simulation tube close with support ring diameter around this support ring with more finer wires, then pass through angle adjusting mechanism with the adapter tube to be welded of same diameter Spliced according to certain angle, finer wire moves axially to form splicing shape, and further according to splicing shape scribing line, notch is polished, welding.
Description
Technical field
The present invention relates to the technical fields of the pipeline welding intersection technique of painting, in particular to equal diameter any angle cross pipeline
Scoring tool and scribble method.
Background technique
According to the connection relationship between pipeline and pipeline, intersection is drawn in the junction of pipeline, and intersection is wrapped
The excess stock of network removes, and then, then connected pipeline is moved to the oral area of intersection, then by firm welding between pipeline.
Currently, the connection intersection drawn between tubing giving sufficient strength does not have special tool in pipeline construction field, craft or sample pipe are generally used
Method draw tubing giving sufficient strength between connect intersection, so, not only have the shortcomings that trouble, meanwhile, there is drawn intersection well
Precision is poor, not can guarantee the connection between pipeline and pipeline when serious even, brings serious interference to pipeline construction.
The contents of the present invention
To solve the above-mentioned problems, the present invention proposes equal diameter any angle cross pipeline scoring tool and scribble method.
Particular content is as follows: equal diameter any angle cross pipeline scoring tool, which includes support ring production
Device, finer wire, iron wire and angle adjusting mechanism further include equal diameter pipeline to be welded, it is characterised in that: the support ring
Maker includes a tool body and the tension device and positioning device that are mounted on tool body, and the tool body is both ends
The shell of the rectangular-shape of opening is equipped with a long partition in the tool body for tool body inside division into two along its length
The identical iron wire channel of size；The place open at one end of tool body is equipped with slanting notch, and above-mentioned long partition stretches out the notch and stretches
The lower end of part is equipped with the arc-shaped iron wire fixing groove along long block board thickness direction out, and the other end face of tool body is equipped with
Two pieces parallel and respectively correspond along the outwardly directed otic placode of tool body centerline direction, two pieces of otic placodes equipped with an axis hole, axis
The centerline parallel of the axis in hole and iron wire fixing groove, the space between two axis holes is as rolled steel wire holding tank；The tool body
Side wall on be additionally provided with two boss vertical with side wall, respectively corresponded on two boss equipped with an axis and tool body center
The parallel location hole of line；
The tension device includes shaft and the ratchet that is sleeved in shaft, and the shaft includes lateral wireline reel and one
Hold vertical with one end of the wireline reel rotational handle fixed, the size of the size of wireline reel and above-mentioned axis hole is identical and and axis hole
Connection, is provided with the joint-cutting of a perforation wireline reel side inward in the middle part of the end face of the wireline reel one end, and the length of the joint-cutting is covered
The width for stating rolled steel wire holding tank is covered, the coaxial ratchet is fixed on wireline reel and is not provided on one end of joint-cutting and is located at one
The outside of otic placode；
The positioning device includes gag lever post and covers the spring on gag lever post, which is mounted on determining for above-mentioned two boss
In the hole of position, one end of gag lever post is equipped with clamp, the through-hole along gag lever post radial direction is equipped with close to the one end of gag lever post, in the through-hole
Fixed bracket is installed, described one end for covering the spring on gag lever post is pressed against positioned at the upper, another of ratchet distal end boss
End presses against on fixed bracket, and the clamp on gag lever post is made to be stuck in the wheel tooth socket of above-mentioned ratchet under the action of the elastic force of spring
It is interior；
The angle adjusting mechanism includes self-centering fixture and scale plate, and the self-centering fixture includes cramping body, swing rod
And fixed link, hinged two two swing rods are corresponded on one end of the fixed link, and the hinge joint of every swing rod is located at swing rod
On central point, a cramping body is respectively articulated on the both ends of two swing rod same sides, two cramping bodies and two swing rods are constituted
Parallelogram mechanism, two cramping bodies are symmetrical about fixed link center line；The upper surface of the scale plate is equipped with 180 °
Angle scale, two self-centering fixture first are fixed on the upper surface of scale plate by fixed link first correspondence, two self-centering folders
Has the centerline collineation of fixed plate first in first and parallel with the zero graduation line of angle scale, two self-centering fixture second pass through solid
Fixed board second is corresponding to fix, the centerline collineation of two fixed plate second, the fixed plate second in one of self-centering fixture second from
It is hinged on the upper surface of scale plate by end, the hinge joint of fixed plate second and scale plate is located at the center of angle scale zero graduation line
On；
Preferably, the fixation bracket includes the lateral bolt being inserted in through-hole and the supporting leg for being connected to bolt both ends, and two
Supporting leg is supported on the lateral wall of tool body.
Preferably, the diametrical direction of the center line of the gag lever post and ratchet is collinearly and the center of ratchet is in gag lever post
On center line.
Preferably, the size of the ratchet slot on the ratchet and the size of gag lever post upper chuck match.
Preferably, self-centering fixture first described in two is located at the two sides of scale plate high scale disk.
Preferably, the upper surface of the fixed plate first is coplanar with the upper surface of fixed plate second.
A kind of scribble method using above-mentioned equal diameter any angle cross pipeline scoring tool, the specific steps are as follows:
1. an iron leg silk doubling is in U-shape by needing the pipeline of notch to take out in two isodiametric pipelines to be welded；
2. the tube wall of the pipeline to notch is close at the U-shaped end of iron wire and is press...withed one's finger, two free ends of iron wire are simultaneously around pipe
Wall winds N circle, and when each circle iron wire of winding, two free ends of iron wire are passed through out of iron wire the end U；
3. after iron wire winding, the length of two free ends of iron wire is there are certain surplus, by two free ends of iron wire from support ring
One end in maker where iron wire fixing groove is each passed through two iron wire channels, and also cross the joint-cutting on wireline reel, so
The U-shaped end of iron wire is placed afterwards and is stuck in iron wire fixing groove；
4. making wireline reel gradually wind two freedom of iron wire by the rotation rotational handle in the opposite direction along the ratchet gear teeth
End, since the U-shaped end of iron wire is stuck in the iron wire fixing groove of support ring maker, wireline reel makes while winding iron wire free end
The iron wire being wrapped on the pipeline to notch is gradually tightened up, and is tightened entire iron wire and is tightly attached to the tube wall to notch pipeline
On；
5. support ring maker is rotated around end where iron wire fixing groove after the iron wire on the pipeline of notch is tightened up,
So that two free ends of iron wire was carried on the back the U-shaped end of iron wire and be pressed on U-shaped end, support ring maker is removed, hand vice are then used
The extra part in the free end of iron wire is cut, and beaing iron wire head with hand vice makes it be close to the U-shaped end of iron wire, wind on pipeline
Iron wire ring be that there is the support ring of one fixed width.
6. at least two support rings are made on the pipeline that same root waits for notch according to the method described above, then by support ring pair
It should place, closely be surround using several identical finer wires along the circumferencial direction of support ring and be arranged to connect with support ring diameter
Close simulation tube, then using tighten band finer wire is tightened in support ring and make the same end section of finer wire with
One end face of the pipeline to notch is concordant, and the pipeline to notch is then detached support ring；
7. pipeline to be welded is clamped in self-centering fixture first by the cramping body first in self-centering fixture first and with tightening
Band is tightened, and will closely be clamped around the simulation tube of arrangement by the cramping body second in self-centering fixture second by several finer wires
It is tightened in self-centering fixture second and with band is tightened, the axis of pipeline to be welded is coplanar with the simulation axial direction of tube at this time,
Rotate self-centering fixture second, make to simulate tube it is concordant hold with the pipeline to be welded that is clamped in self-centering fixture first according to
Specified angle is spliced, and the finer wire of splice ends moves axially to form splicing shape in splicing；
8. the simulation tube for being formed with splicing shape is sleeved on again on the pipeline to notch, using marking pen according to simulation
The splicing shape of one end is crossed on the pipeline to notch on tube, the line substantially two isodiametric pipelines to be welded
Intersection when being welded by specified angle；
9. according to step 8. in the line drawn notch is carried out to pipeline, polish and weld.
Beneficial effects of the present invention
The present invention relates to equal diameter any angle cross pipeline scoring tool and scribble methods, including support ring maker, angle
Regulating mechanism, finer wire and iron wire, support ring maker include a tool body and the tension device that is mounted on tool body
And positioning device, tension device include shaft and the ratchet that is sleeved in shaft, the positioning device includes gag lever post and set
Spring on gag lever post draws the iron wire being wrapped on pipeline by the wireline reel volume in support ring maker upper shaft, makes iron
Silk is tightened the support ring for being formed on nicked duct wall and having one fixed width, to make at least two on the pipeline of notch
Then the support ring of one fixed width arranges to form the mould close with support ring diameter with more finer wires around this support ring
Quasi- tube, is then spliced by angle adjusting mechanism according to certain angle with the adapter tube to be welded of same diameter, finer wire axis
Splicing shape is formed to mobile, further according to splicing shape scribing line, notch is polished, welding.The support ring maker is simple and practical,
Tension effect is good, and the support ring of arbitrary diameter pipeline can be made using the support ring maker, and the good limitation of adaptability is small, and
And any angle scribing line being able to carry out for isodiametric pipeline, while support ring production can gather materials on the spot, materials are convenient, make
Make it is at low cost, greatly improve pipeline welding field pipes welding the intersection technique of painting efficiency.
Detailed description of the invention
Fig. 1 is the schematic perspective view one of support ring maker；
Fig. 2 is the schematic perspective view two of support ring maker；
Fig. 3 is the main view of the side where support ring maker ratchet；
Fig. 4 is the schematic perspective view of tool body；
Fig. 5 is the schematic perspective view that ratchet is mounted in volume shaft；
Fig. 6 is the enlarged diagram of A in Fig. 3；
Fig. 7 is the schematic perspective view of self-centering fixture；
Fig. 8 is the schematic perspective view of angle adjusting mechanism；
Fig. 9 is the top view of angle adjusting mechanism；
Figure 10 is the status diagram that canoe and support ring maker of the iron wire on pipeline tighten iron wire；
Figure 11 is the schematic perspective view of molding support ring；
Figure 12 is that finer wire surrounds the schematic perspective view in support ring；
Figure 13 is that similar tube and pipeline to be welded carry out simulation splicing schematic diagram on angle adjusting mechanism；
Figure 14 is the schematic diagram crossed on pipeline one end to notch according to the splicing shape on similar tube；
In figure: 101. tool bodies, 102. long partitions, 103. otic placodes, 104. wireline reels, 105. rotational handles, 106. ratchets, 107.
Gag lever post, 108. boss, 109. bolts, 110. springs, 111. supporting legs, 112. joint-cuttings, 113. iron wire fixing grooves, 114. iron wires are logical
Road, 115. axis holes, 116. location holes, 117. clamps, 118. to notch pipeline, 119. be wrapped in iron wire on pipeline, 120.
Support ring maker, 121. iron wires to be tightened, the 122. molding support rings of production, 1221. bracing rings, 1222. cramping bodies,
Band, 124. finer wires, 125. pipelines to be welded, 126. mutually passing through according to splicing shape stroke are tightened in 1223. connectors, 123.
Line, 127. notch, 201. cramping bodies, 202. swing rods, 203. fixed links, 204. scale plates, 205. angle scales, 206. zero graduations
Line, 207. fixed plate first, 208. cramping body first, 209. swing rod first, 210. fixed link second, 211. swing rod second, 212. cramping body second.
Specific embodiment
Case study on implementation one, referring to Fig. 1-14, equal diameter any angle cross pipeline scoring tool, which includes
Support ring maker, finer wire, iron wire and angle adjusting mechanism further include equal diameter pipeline to be welded, the support ring
Maker includes a tool body and the tension device and positioning device that are mounted on tool body, and the tool body is both ends
The shell of the rectangular-shape of opening is equipped with a long partition in the tool body for tool body inside division into two along its length
The identical iron wire channel of size；Long partition has one fixed width, guarantees that the support ring of production has one fixed width, makes finer wire packet
It is wound on that support ring upward stability is more preferable, the place open at one end of tool body is equipped with slanting notch, and above-mentioned long partition stretches out the notch
And the lower end of extension is equipped with the arc-shaped iron wire fixing groove along long block board thickness direction, in the other end face of tool body
It is parallel and respectively correspond along the outwardly directed otic placode of tool body centerline direction, two pieces of otic placodes equipped with an axis equipped with two pieces
The centerline parallel of hole, the axis of axis hole and iron wire fixing groove, the space between two axis holes is as rolled steel wire holding tank；The work
Two boss vertical with side wall are additionally provided on specific side wall, are respectively corresponded on two boss equipped with an axis and tool body
The location hole of centerline parallel；
The tension device includes shaft and the ratchet that is sleeved in shaft, and the shaft includes lateral wireline reel and one
Hold vertical with one end of the wireline reel rotational handle fixed, the size of the size of wireline reel and above-mentioned axis hole is identical and and axis hole
Connection, wireline reel can be pulled out from axis hole to be come, and is provided with a perforation winding inward in the middle part of the end face of the wireline reel one end
The joint-cutting of axis side, the length of the joint-cutting cover the width of above-mentioned rolled steel wire holding tank, and joint-cutting is for interting iron wire convenient for winding
Iron wire is tensed, the coaxial ratchet is fixed on wireline reel and is not provided with the outside on one end of joint-cutting and being located at an otic placode；
The positioning device includes gag lever post and covers the spring on gag lever post, which is mounted on determining for above-mentioned two boss
In the hole of position, one end of gag lever post is equipped with clamp, the through-hole along gag lever post radial direction is equipped with close to the one end of gag lever post, in the through-hole
Fixed bracket is installed, described one end for covering the spring on gag lever post is pressed against positioned at the upper, another of ratchet distal end boss
End presses against on fixed bracket, and the clamp on gag lever post is made to be stuck in the wheel tooth socket of above-mentioned ratchet under the action of the elastic force of spring
It is interior；
The angle adjusting mechanism includes self-centering fixture and scale plate, and the self-centering fixture includes cramping body, swing rod
And fixed link, hinged two two swing rods are corresponded on one end of the fixed link, and the hinge joint of every swing rod is located at swing rod
On central point, a cramping body is respectively articulated on the both ends of two swing rod same sides, two cramping bodies and two swing rods are constituted
Parallelogram mechanism, two cramping bodies are symmetrical about fixed link center line；Two cramping bodies are swung by swing rod, and two
Cramping body remains that the upper surface of scale plate symmetrical about fixed link center line, described is equipped with 180 ° of angle scale, root
Determine that corresponding angle, two self-centering fixture first pass through the corresponding upper surface for being fixed on scale plate of fixed link first according to dial
On, the centerline collineation of the fixed plate first in two self-centering fixture first and parallel with the zero graduation line of angle scale, two from
Centralizer second is fixed by the way that fixed plate second is corresponding, the centerline collineation of two fixed plate second, one of self-centering fixture second
On the free end of fixed plate second be hinged on the upper surface of scale plate, the hinge joint of fixed plate second and scale plate is located at angle scale
On the center of zero graduation line；
The fixation bracket includes the lateral bolt being inserted in through-hole and the supporting leg for being connected to bolt both ends, the support of two supporting legs
On the lateral wall of tool body, prevent fixed bracket from falling from through-hole.
The diametrical direction of the center line of the gag lever post and ratchet is conllinear and the center of ratchet gag lever post center line
On.
The size of ratchet slot on the ratchet and the size of gag lever post upper chuck match.
Self-centering fixture first described in two is located at the two sides of scale plate high scale disk.
The upper surface of the fixed plate first is coplanar with the upper surface of fixed plate second, guarantees self-centering fixture first and self-centering
The center line of the pipeline of fixture second clamping is in the same plane.
Case study on implementation two, referring to Fig. 1-14,
A kind of scribble method of equal diameter any angle cross pipeline scoring tool described in application implementation case one, specific steps
It is as follows:
1. an iron leg silk doubling is in U-shape by needing the pipeline of notch to take out in two isodiametric pipelines to be welded；
2. the tube wall of the pipeline to notch is close at the U-shaped end of iron wire and is press...withed one's finger, two free ends of iron wire are simultaneously around pipe
Wall winds N circle, and when each circle iron wire of winding, two free ends of iron wire are passed through out of iron wire the end U；
3. after iron wire winding, the length of two free ends of iron wire is there are certain surplus, by two free ends of iron wire from support ring
One end in maker where iron wire fixing groove is each passed through two iron wire channels, and also cross the joint-cutting on wireline reel, so
The U-shaped end of iron wire is placed afterwards and is stuck in iron wire fixing groove；
4. making wireline reel gradually wind two freedom of iron wire by the rotation rotational handle in the opposite direction along the ratchet gear teeth
End, since the U-shaped end of iron wire is stuck in the iron wire fixing groove of support ring maker, wireline reel makes while winding iron wire free end
The iron wire being wrapped on the pipeline to notch is gradually tightened up, and is tightened entire iron wire and is tightly attached to the tube wall to notch pipeline
On；
5. support ring maker is rotated around end where iron wire fixing groove after the iron wire on the pipeline of notch is tightened up,
So that two free ends of iron wire was carried on the back the U-shaped end of iron wire and be pressed on U-shaped end, support ring maker is removed, hand vice are then used
The extra part in the free end of iron wire is cut, and beaing iron wire head with hand vice makes it be close to the U-shaped end of iron wire, just by iron wire system
At a support ring, which includes that two sides circle number is identical and symmetrical bracing ring, passes through iron wire between circle supported on both sides
U-shaped end as connector, the free end of each collateral support ring formed the cramping body of a drops around connector one week, pressed from both sides
It holds body to be clamped on connector, the bracing ring of two sides is formed in the branch in bracing ring axial direction with one fixed width by connector connection
Pushing out ring.
6. at least two support rings are made on the pipeline that same root waits for notch according to the method described above, then by support ring pair
It should place, closely be surround using several identical finer wires along the circumferencial direction of support ring and be arranged to connect with support ring diameter
Close simulation tube, then using tighten band finer wire is tightened in support ring and make the same end section of finer wire with
One end face of the pipeline to notch is concordant, and the pipeline to notch is then detached support ring, since the size of finer wire is smaller,
So the diameter relative to pipeline can be ignored；
7. pipeline to be welded is clamped in self-centering fixture first by the cramping body first in self-centering fixture first and with tightening
Band is tightened, and will closely be clamped around the simulation tube of arrangement by the cramping body second in self-centering fixture second by several finer wires
It is tightened in self-centering fixture second and with band is tightened, the axis of pipeline to be welded is coplanar with the simulation axial direction of tube at this time,
Rotate self-centering fixture second, make to simulate tube it is concordant hold with the pipeline to be welded that is clamped in self-centering fixture first according to
Specified angle is spliced, and the finer wire of splice ends moves axially to form splicing shape in splicing；
8. the simulation tube for being formed with splicing shape is sleeved on again on the pipeline to notch, using marking pen according to simulation
The splicing shape of one end is crossed on the pipeline to notch on tube, the line substantially two isodiametric pipelines to be welded
Intersection when being welded by specified angle；
9. according to step 8. in the line drawn notch is carried out to pipeline, polish and weld.
Claims (7)
1. equal diameter any angle cross pipeline scoring tool, the scoring tool include support ring maker, finer wire, iron wire and
Angle adjusting mechanism further includes equal diameter pipeline to be welded, it is characterised in that: the support ring maker includes a work
Tension device and positioning device specific and be mounted on tool body, the tool body are the rectangular-shape of both ends open
Shell is equipped with a long partition in the tool body along its length and leads to tool body inside division at the identical iron wire of two sizes
Road；The place open at one end of tool body is equipped with slanting notch, and above-mentioned long partition stretches out the notch and the lower end of extension is equipped with
Arc-shaped iron wire fixing groove along long block board thickness direction, the other end face of tool body are equipped with two pieces in parallel and along tool
The outwardly directed otic placode of body centerline direction respectively corresponds on two pieces of otic placodes equipped with an axis hole, and the axis and iron wire of axis hole are solid
Determine the centerline parallel of slot, the space between two axis holes is as rolled steel wire holding tank；Two are additionally provided on the side wall of the tool body
A boss vertical with side wall respectively corresponds the location hole equipped with an axis and tool body centerline parallel on two boss；
The tension device includes shaft and the ratchet that is sleeved in shaft, and the shaft includes lateral wireline reel and one
Hold vertical with one end of the wireline reel rotational handle fixed, the size of the size of wireline reel and above-mentioned axis hole is identical and and axis hole
Connection, is provided with the joint-cutting of a perforation wireline reel side inward in the middle part of the end face of the wireline reel one end, and the length of the joint-cutting is covered
The width for stating rolled steel wire holding tank is covered, the coaxial ratchet is fixed on wireline reel and is not provided on one end of joint-cutting and is located at one
The outside of otic placode；
The positioning device includes gag lever post and covers the spring on gag lever post, which is mounted on determining for above-mentioned two boss
In the hole of position, one end of gag lever post is equipped with clamp, the through-hole along gag lever post radial direction is equipped with close to the one end of gag lever post, in the through-hole
Fixed bracket is installed, described one end for covering the spring on gag lever post is pressed against positioned at the upper, another of ratchet distal end boss
End presses against on fixed bracket, and the clamp on gag lever post is made to be stuck in the wheel tooth socket of above-mentioned ratchet under the action of the elastic force of spring
It is interior；
The angle adjusting mechanism includes self-centering fixture and scale plate, and the self-centering fixture includes cramping body, swing rod
And fixed link, hinged two two swing rods are corresponded on one end of the fixed link, and the hinge joint of every swing rod is located at swing rod
On central point, a cramping body is respectively articulated on the both ends of two swing rod same sides, two cramping bodies and two swing rods are constituted
Parallelogram mechanism, two cramping bodies are symmetrical about fixed link center line；The upper surface of the scale plate is equipped with 180 °
Angle scale, two self-centering fixture first are fixed on the upper surface of scale plate by fixed link first correspondence, two self-centering folders
Has the centerline collineation of fixed plate first in first and parallel with the zero graduation line of angle scale, two self-centering fixture second pass through solid
Fixed board second is corresponding to fix, the centerline collineation of two fixed plate second, the fixed plate second in one of self-centering fixture second from
It is hinged on the upper surface of scale plate by end, the hinge joint of fixed plate second and scale plate is located at the center of angle scale zero graduation line
On.
2. equal diameter any angle cross pipeline scoring tool according to claim 1, it is characterised in that: the fixation
Bracket includes that the lateral bolt being inserted in through-hole and the supporting leg for being connected to bolt both ends, two supporting legs are supported on the outside of tool body
On wall.
3. equal diameter any angle cross pipeline scoring tool according to claim 1, it is characterised in that: the limit
The diametrical direction of the center line of bar and ratchet is conllinear and the center of ratchet is on the center line of gag lever post.
4. equal diameter any angle cross pipeline scoring tool according to claim 1, it is characterised in that: the ratchet
On the size of ratchet slot and the size of gag lever post upper chuck match.
5. equal diameter any angle cross pipeline scoring tool according to claim 1, it is characterised in that: described in two
Self-centering fixture first is located at the two sides of scale plate high scale disk.
6. equal diameter any angle cross pipeline scoring tool according to claim 1, it is characterised in that: the fixation
The upper surface of plate first is coplanar with the upper surface of fixed plate second.
7. a kind of scribble method using equal diameter any angle cross pipeline scoring tool described in claim 1, specific to walk
It is rapid as follows:
1. an iron leg silk doubling is in U-shape by needing the pipeline of notch to take out in two isodiametric pipelines to be welded；
2. the tube wall of the pipeline to notch is close at the U-shaped end of iron wire and is press...withed one's finger, two free ends of iron wire are simultaneously around pipe
Wall winds N circle, and when each circle iron wire of winding, two free ends of iron wire are passed through out of iron wire the end U；
3. after iron wire winding, the length of two free ends of iron wire is there are certain surplus, by two free ends of iron wire from support ring
One end in maker where iron wire fixing groove is each passed through two iron wire channels, and also cross the joint-cutting on wireline reel, so
The U-shaped end of iron wire is placed afterwards and is stuck in iron wire fixing groove；
4. making wireline reel gradually wind two freedom of iron wire by the rotation rotational handle in the opposite direction along the ratchet gear teeth
End, since the U-shaped end of iron wire is stuck in the iron wire fixing groove of support ring maker, wireline reel makes while winding iron wire free end
The iron wire being wrapped on the pipeline to notch is gradually tightened up, and is tightened entire iron wire and is tightly attached to the tube wall to notch pipeline
On；
5. support ring maker is rotated around end where iron wire fixing groove after the iron wire on the pipeline of notch is tightened up,
So that two free ends of iron wire was carried on the back the U-shaped end of iron wire and be pressed on U-shaped end, support ring maker is removed, hand vice are then used
The extra part in the free end of iron wire is cut, and beaing iron wire head with hand vice makes it be close to the U-shaped end of iron wire, wind on pipeline
Iron wire ring be that there is the support ring of one fixed width；
6. making at least two support rings on the pipeline that same root waits for notch according to the method described above, then support ring correspondence is put
It sets, is closely surround using several identical finer wires along the circumferencial direction of support ring and be arranged to be close with ring diameter is supported
Simulate tube, then using tighten band finer wire is tightened in support ring and make the same end section of finer wire with it is to be cut
One end face of the pipeline of mouth is concordant, and the pipeline to notch is then detached support ring；
7. pipeline to be welded is clamped in self-centering fixture first by the cramping body first in self-centering fixture first and with tightening
Band is tightened, and will closely be clamped around the simulation tube of arrangement by the cramping body second in self-centering fixture second by several finer wires
It is tightened in self-centering fixture second and with band is tightened, the axis of pipeline to be welded is coplanar with the simulation axial direction of tube at this time,
Rotate self-centering fixture second, make to simulate tube it is concordant hold with the pipeline to be welded that is clamped in self-centering fixture first according to
Specified angle is spliced, and the finer wire of splice ends moves axially to form splicing shape in splicing；
8. the simulation tube for being formed with splicing shape is sleeved on again on the pipeline to notch, using marking pen according to simulation
The splicing shape of one end is crossed on the pipeline to notch on tube, the line substantially two isodiametric pipelines to be welded
Intersection when being welded by specified angle；
9. according to step 8. in the line drawn notch is carried out to pipeline, polish and weld.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811274775.2A CN109202844B (en) | 2018-10-30 | 2018-10-30 | Equal-diameter arbitrary-angle cross pipeline marking tool and marking method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811274775.2A CN109202844B (en) | 2018-10-30 | 2018-10-30 | Equal-diameter arbitrary-angle cross pipeline marking tool and marking method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109202844A true CN109202844A (en) | 2019-01-15 |
| CN109202844B CN109202844B (en) | 2021-07-16 |
Family
ID=64997445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811274775.2A Active CN109202844B (en) | 2018-10-30 | 2018-10-30 | Equal-diameter arbitrary-angle cross pipeline marking tool and marking method |
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| CN116079680A (en) * | 2023-04-10 | 2023-05-09 | 江苏格莱木业有限公司 | Wood board cutting and scribing device for furniture production |
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