CN103692128B - A kind of many specifications composite elbow is welded frock and welding method thereof - Google Patents
A kind of many specifications composite elbow is welded frock and welding method thereof Download PDFInfo
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- CN103692128B CN103692128B CN201310622189.3A CN201310622189A CN103692128B CN 103692128 B CN103692128 B CN 103692128B CN 201310622189 A CN201310622189 A CN 201310622189A CN 103692128 B CN103692128 B CN 103692128B
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- elbow
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- sheet
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- 238000003466 welding Methods 0.000 title claims abstract description 62
- 239000002131 composite material Substances 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 239000000047 product Substances 0.000 claims description 13
- 210000004907 gland Anatomy 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 239000011265 semifinished product Substances 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/0426—Fixtures for other work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a kind of many specifications composite elbow welding tooling, including base and the seat of honour, it is rotatably connected between described base and the seat of honour, described base is provided with screw mandrel, being connected with the locating flange being arranged on base also by attaching nut on screw mandrel, the seat of honour is identical with the structure of base, is additionally provided with positioning seat on base, positioning seat is connected to positioning shift fork by bearing pin, and is provided with retaining mechanism on described positioning shift fork with described base; An angle adjusting mechanism it is additionally provided with between described base and the seat of honour. Adopt this many specifications composite elbow welding tooling, frock directly determine size and the angle of finished product elbow, then be positioned in frock by flange, elbow sheet to carry out the welding of entirety, namely can ensure that angle of bend and size, it is ensured that finished product is qualified.
Description
Technical field
The present invention relates to the welding tooling of a kind of steel elbow, particularly to a kind of many specifications composite elbow welding tooling and welding method thereof.
Background technology
" ceramic-lined composite steel tube " is to utilize to plate the acidproof corrosion resistant ceramic layer of last layer from climing combustion technology at the inwall of common steel tube, therefore this pipeline is compared common pipe have the wearability of several times when conveying is had erosion corrosion fluid media (medium), especially pipe bent position, in pipeline the fluid media (medium) of conveying to the washing away of bend pipe, wear and tear more serious, therefore the wearability requirement of bend pipe is higher. The ceramic composite elbow produced in the past is all first 15 ° of elbow sheets of band sawing machine direct saw cutting, then monolithic burns plating pottery, then carries out splicing assembly welding again, and 6 assembly weldings are 90 ° of elbows, are finally welded to connect flange at elbow two ends. 15 ° of elbow sheets of actual production are not processed by sawing machine sawing, therefore concentric reducer dimensional discrepancy is relatively big, causes that the finished product corner dimension of 6 weldings, angle are difficult to control to, and qualification rate is relatively low.
Summary of the invention
For solving the problems referred to above, the invention discloses a kind of many specifications composite elbow welding tooling and welding method thereof.
In order to achieve the above object, the present invention provides following technical scheme: a kind of many specifications composite elbow welding tooling, including base and the seat of honour, it is rotatably connected between described base and the seat of honour, described base is provided with middle fluting and has lattice shelves, it is provided with screw mandrel in slotting in centre, screw mandrel two ends are supported by bearing and lining respectively, and positioned by gland and back-up ring respectively, described screw mandrel is provided with the protuberance extended outside the base to the left, and described screw mandrel is connected with the locating flange being arranged on base also by connection screw; The described seat of honour is provided with middle fluting and has lattice shelves, it is provided with screw mandrel in slotting in centre, screw mandrel two ends are supported by bearing and lining respectively, and positioned by gland and back-up ring respectively, described screw mandrel is provided with the protuberance extended outside the base upwards, and described screw mandrel is connected with the locating flange being arranged on base also by connection screw; Described base is additionally provided with positioning seat, positioning seat is connected to positioning shift fork by bearing pin, and is provided with retaining mechanism on described positioning shift fork with described base; An angle adjusting mechanism it is additionally provided with between described base and the seat of honour.
As a modification of the present invention, described base is provided with length scale chi.
As a modification of the present invention, described connection screw is provided with positioning sleeve, and is provided with length pointers on described positioning sleeve.
As a modification of the present invention, described positioning shift fork includes supporting and a bar linkage structure being connected with support of a V-type, and described bar linkage structure is connected on described positioning seat by bearing pin.
As a modification of the present invention, the upper joint angle that described angle adjusting mechanism includes being separately positioned on the seat of honour and lower seat and lower joint angle, regulate connecting rod, tie down screw and locking nut, the described connecting rod one end that regulates is fixed in the upper joint angle at the seat of honour by connecting pin, and the other end has long waist shaped groove, and tie down screw one end is fixed in the joint angle on base, it is then passed through regulating the long waist shaped groove of connecting rod, and fastens with locking nut.
As a modification of the present invention, between described base and the seat of honour by is connected bearing pin connection, in the bottom of base with bottom-hinged junction, the seat of honour equipped with angle dial, equipped with angle indicator on the seat of honour.
A kind of welding method of composite elbow, it is characterised in that: comprise the steps:
(1), elbow adpting flange is positioned in frock after, be sequentially placed the elbow sheet of monolithic from bottom to up, nethermost elbow sheet is positioned in elbow adpting flange, and bottom end face lies against on the end face of locating flange;
(2), by positioning shift fork it is pulled to the centre position, inner side of the elbow sheet of monolithic, measures with dip stick, it is ensured that elbow sheet outer side edges line full-size is positioned at the position of center line of base, with electric welding, the junction point of elbow sheet Yu locating flange is burn-on some;
(3), the end face of the elbow sheet one side of second monolithic with first elbow sheet is fitted, and positioning shift fork is pulled to the centre position, inner side of the elbow sheet of second monolithic, measure with dip stick, it is ensured that second elbow sheet outer side edges line full-size is positioned at the position of center line of base;
(4), with electric welding, the junction point of second elbow sheet Yu first elbow sheet is burn-on some, the like, the monolithic elbow sheet that spot welding is whole respectively;
(5) coordinate the locating flange on top, the monolithic elbow sheet all needing spot welding to splice and locating flange are spliced fixing;
(6), the semi-finished product elbow spliced is taken off frock, complete the welding of whole weld seam according still further to welding procedure, thus making elbow finished product.
Beneficial effects of the present invention:
Adopt this many specifications composite elbow welding tooling, frock directly determine size and the angle of finished product elbow, then be positioned in frock by flange, elbow sheet to carry out the welding of entirety, namely can ensure that angle of bend and size, it is ensured that finished product is qualified.
Many specifications composite elbow welding tooling of the present invention simultaneously, by regulating the locating flange being arranged on base and the seat of honour, the welding of the composite elbow of different size specification can be completed, simultaneously by the angular adjustment between the seat of honour and base, the welding of the composite elbow of different angles specification can be completed, can popularization and application in the making of institute's similar products, effectively solve this type of product orientation problem, be greatly improved end product quality and production efficiency.
Accompanying drawing explanation
Fig. 1 is many specifications composite elbow welding tooling structural front view;
Fig. 2 is many specifications composite elbow welding tooling structure top view;
Fig. 3 is the 90 ° of elbow front views in location on many specifications composite elbow welding tooling;
Fig. 4 many specifications composite elbow welding tooling positions 90 ° of elbow top views;
Fig. 5 is 90 ° of composite elbow structural front view;
Fig. 6 is 90 ° of composite elbow structure left views;
Fig. 7 is location non-90 degree elbow schematic diagram on many specifications composite elbow welding tooling.
In figure, each parts are: 1-base 2-split pin 3-back-up ring 4-lining 5-screw mandrel 6-connects joint angle 16-connecting pin 17-on screw 7-positioning sleeve 8-locating flange 9-gland 10-bearing 11-elbow adpting flange 12-elbow sheet 13-ceramic layer 14-seat of honour 15-and regulates connecting rod 18-tie down screw 19-locking nut 20-angle dial 21-angle indicator 22-connection bearing pin 23-positioning seat 24-positioning shift fork 25-length pointers 26-length scale chi.
Detailed description of the invention
Below with reference to specific embodiment, technical scheme provided by the invention is described in detail, it should be understood that following detailed description of the invention is merely to illustrate the present invention rather than restriction the scope of the present invention.
Ceramic composite elbow as shown in Figure 5 and Figure 6, for 90 ° of common composite elbows, actual production is the 15 ° of elbow sheets being first processed into monolithic, 15 ° of monolithic elbows are carried out internal layer again and burns plating ceramic layer, then carrying out splicing assembly welding again, K is the weld seam between monolithic elbow sheet, and 6 assembly weldings are 90 ° of elbows, finally being welded to connect flange at elbow two ends and become final finished, M is the weld seam between elbow sheet and adpting flange.
Respectively many specifications composite elbow welding tooling structural front view of the present invention and top view as depicted in figs. 1 and 2, base 1 is steel enclosed construction in the drawings, middle fluting also has lattice shelves, centre is screw mandrel 5, screw mandrel 5 two ends are supported by bearing 10 and lining 4 respectively, and positioned by gland 9 and back-up ring 3 respectively, it is flat that screw mandrel 5 stretches out the outer ledge of base 1, flat horizontal rotating disk or spanner rotate and get final product rotary screw rod 5 thus driving connection screw 6 to move forward and backward, also locating flange 8 is just driven to move forward and backward, and the length pointers 25 that can pass through to be fixed on positioning sleeve 7 reads the data on length scale chi 26, it is the radius value turning center of the finished product elbow needing making. also being provided with the mechanisms such as same screw mandrel, nut and locating flange on the seat of honour 14, regulative mode is also identical with base 1.
Described base is additionally provided with positioning seat 23, positioning seat 23 is connected to positioning shift fork 24 by bearing pin, location is dialled, and 24 include supporting and a bar linkage structure being connected with support of a V-type, and described bar linkage structure is connected on described positioning seat 23 by bearing pin.
It is illustrated in figure 7 on many specifications composite elbow welding tooling of the present invention and positions non-90 degree elbow schematic diagram, an angle adjusting mechanism it is additionally provided with between described base 1 and the seat of honour 14, described angle adjusting mechanism includes being separately positioned on the upper joint angle 15 on the seat of honour 14 and base 1 and lower joint angle, regulate connecting rod 17, tie down screw 18 and locking nut 19.
Pass through to be connected bearing pin 22 between the seat of honour 14 with base 1 to connect, regulate connecting rod 17 one end and be fixed in the joint angle 15 at the seat of honour 14 by connecting pin 16, and the other end has long waist shaped groove, tie down screw 18 one end is fixed in the joint angle on base 1, it is then passed through regulating the long waist shaped groove of connecting rod 17, and fastens with locking nut 19.
When needing to adjust the angle between the seat of honour 14 and base 1, unclamp locking nut 19, pull the seat of honour 14, after angle adjustment completes, tighten locking nut 19 be fixed.
As it is shown in figure 1, the bottom of base 1 with bottom-hinged junction, the seat of honour 14 equipped with angle dial 20, equipped with angle indicator 21 on the seat of honour 14, regulate connecting rod 17 when sliding, the angle number of degrees between the seat of honour 14 and base 1 can be read accurately, easily.Therefore present invention can be suitably applied to the occasion of the welding location of multiple angles elbow.
The front view of the 90 ° of elbows in location and top view, specifically comprising the following steps that of the welding method of composite elbow on many specifications composite elbow welding tooling of the respectively present invention as shown in Figure 3 and Figure 4
(1) after elbow adpting flange 11 is positioned in frock, being sequentially placed the elbow sheet 12 of monolithic from bottom to up, nethermost elbow sheet 12 is positioned in elbow adpting flange 11, and bottom end face lies against on the end face of locating flange 8 (with reference to shown in Fig. 1).
(2) positioning shift fork is pulled to the centre position, inner side of the elbow sheet 12 of monolithic, measure with dip stick, ensure that outside elbow sheet 12, sideline full-size is positioned at the position of center line of base 1, with electric welding, the junction point of elbow sheet 12 with locating flange 8 is burn-on some.
(3) then again the end face of elbow sheet 12 one side of second monolithic with first elbow sheet 12 is fitted, and positioning shift fork is pulled to the centre position, inner side of the elbow sheet 12 of second monolithic, measure with dip stick, it is ensured that outside second elbow sheet 12, sideline full-size is positioned at the position of center line of base 1.
(4) with electric welding, the junction point of second elbow sheet 12 with first elbow sheet 12 is burn-on some, the like, the monolithic elbow sheet 12 that spot welding is whole respectively,
(5) finally coordinate the locating flange 8 on top again, the monolithic elbow sheet 12 all needing spot welding to splice and locating flange 8 spliced fixing.
(6) finally the semi-finished product elbow spliced is taken off frock, complete the welding of whole weld seam according still further to welding procedure, thus making elbow finished product.
Adopt this many specifications composite elbow welding tooling, frock directly determine size and the angle of finished product elbow, then be positioned in frock by flange, elbow sheet to carry out the welding of entirety, namely can ensure that angle of bend and size, it is ensured that finished product is qualified.
Many specifications composite elbow welding tooling of the present invention simultaneously, by regulating the locating flange being arranged on base and the seat of honour, the welding of the composite elbow of different size specification can be completed, simultaneously by the angular adjustment between the seat of honour and base, the welding of the composite elbow of different angles specification can be completed, can popularization and application in the making of institute's similar products, effectively solve this type of product orientation problem, be greatly improved end product quality and production efficiency.
Technological means disclosed in the present invention program is not limited only to the technological means disclosed in above-mentioned embodiment, also includes the technical scheme being made up of above technical characteristic combination in any.
Claims (7)
1. specification composite elbow welding tooling more than a kind, it is characterized in that: include base and the seat of honour, it is rotatably connected between described base and the seat of honour, described base is provided with middle fluting and has lattice shelves, being provided with screw mandrel in slotting in centre, screw mandrel two ends are supported by bearing and lining respectively, and are positioned by gland and back-up ring respectively, described screw mandrel is provided with the protuberance extended outside the base to the left, and described screw mandrel is connected with the locating flange being arranged on base also by connection screw; The described seat of honour is provided with middle fluting and has lattice shelves, it is provided with screw mandrel in slotting in centre, screw mandrel two ends are supported by bearing and lining respectively, and positioned by gland and back-up ring respectively, described screw mandrel is provided with the protuberance extended outside the base upwards, and described screw mandrel is connected with the locating flange being arranged on base also by connection screw; Described base is additionally provided with positioning seat, positioning seat is connected to positioning shift fork by bearing pin, and is provided with retaining mechanism on described positioning shift fork with described base; An angle adjusting mechanism it is additionally provided with between described base and the seat of honour.
2. one many specifications composite elbow welding tooling according to claim 1, it is characterised in that: on described base, it is provided with length scale chi.
3. one many specifications composite elbow welding tooling according to claim 2, it is characterised in that: on described connection screw, it is provided with positioning sleeve, and is provided with length pointers on described positioning sleeve.
4. one many specifications composite elbow welding tooling according to claim 1, it is characterized in that: described positioning shift fork includes supporting and a bar linkage structure being connected with support of a V-type, and described bar linkage structure is connected on described positioning seat by bearing pin.
5. one many specifications composite elbow welding tooling according to claim 1, it is characterized in that: the upper joint angle that described angle adjusting mechanism includes being separately positioned on the seat of honour and base and lower joint angle, regulate connecting rod, tie down screw and locking nut, the described connecting rod one end that regulates is fixed in the upper joint angle at the seat of honour by connecting pin, and the other end has long waist shaped groove, tie down screw one end is fixed in the lower joint angle on base, it is then passed through regulating the long waist shaped groove of connecting rod, and fastens with locking nut.
6. one many specifications composite elbow welding tooling according to claim 1, it is characterized in that: by being connected bearing pin connection between described base and the seat of honour, in the bottom of base with bottom-hinged junction, the seat of honour equipped with angle dial, equipped with angle indicator on the seat of honour.
7. the welding method of the many specifications composite elbow as according to any one of claim 1-6, it is characterised in that: comprise the steps:
(1), elbow adpting flange is positioned in frock after, be sequentially placed the elbow sheet of monolithic from bottom to up, nethermost elbow sheet is positioned in elbow adpting flange, and bottom end face lies against on the end face of locating flange;
(2), by positioning shift fork it is pulled to the centre position, inner side of the elbow sheet of monolithic, measures with dip stick, it is ensured that elbow sheet outer side edges line full-size is positioned at the position of center line of base, with electric welding, the junction point of elbow sheet Yu locating flange is burn-on some;
(3), the end face of the elbow sheet one side of second monolithic with first elbow sheet is fitted, and positioning shift fork is pulled to the centre position, inner side of the elbow sheet of second monolithic, measure with dip stick, it is ensured that second elbow sheet outer side edges line full-size is positioned at the position of center line of base;
(4), with electric welding, the junction point of second elbow sheet Yu first elbow sheet is burn-on some, the like, the monolithic elbow sheet that spot welding is whole respectively;
(5), coordinate the locating flange on top, the monolithic elbow sheet all needing spot welding splice and locating flange are spliced and fixes;
(6), the semi-finished product elbow spliced is taken off frock, complete the welding of whole weld seam according still further to welding procedure, thus making elbow finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310622189.3A CN103692128B (en) | 2013-11-30 | 2013-11-30 | A kind of many specifications composite elbow is welded frock and welding method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310622189.3A CN103692128B (en) | 2013-11-30 | 2013-11-30 | A kind of many specifications composite elbow is welded frock and welding method thereof |
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| Publication Number | Publication Date |
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| CN103692128A CN103692128A (en) | 2014-04-02 |
| CN103692128B true CN103692128B (en) | 2016-06-15 |
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| Publication number | Publication date |
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| CN103692128A (en) | 2014-04-02 |
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