CN102489913B - Movably combined crane tower section welding fixture with attachment device and product - Google Patents

Movably combined crane tower section welding fixture with attachment device and product Download PDF

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Publication number
CN102489913B
CN102489913B CN201110362894.5A CN201110362894A CN102489913B CN 102489913 B CN102489913 B CN 102489913B CN 201110362894 A CN201110362894 A CN 201110362894A CN 102489913 B CN102489913 B CN 102489913B
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China
Prior art keywords
plate
bearing
attachment
shoe
gantry base
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CN201110362894.5A
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CN102489913A (en
Inventor
吕国庆
梁昊
郝好峰
仉健康
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Shandong Fenghui Equipment Technology Co Ltd
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Shandong Fenghui Equipment Technology Co Ltd
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Abstract

The invention discloses a movably combined crane tower section welding fixture with an attachment device and an attachment section product machined by the welding fixture. The welding fixture comprises a frame base, an end plate, a vertical column, a square flange support, a round flange support, a butting support, a locking device and a joint clamp die, wherein the end plate, the vertical column, the square flange support and the round flange support are arranged on the frame base, the butting support is arranged at the upper end of the vertical column, and the locking device and the joint clamp die are arranged on the end plate. According to the structural characteristic of an attachment section that four triangular main chord die blocks are pairwise symmetrically and movably connected into a rectangle, the triangular main chord die blocks of the attachment section are pairwise symmetrically welded, assemblies are ensured to be precisely positioned when being assembled, positioned and welded on the fixture, welding deformation of workpieces is decreased, and correction time for overall deformation of the workpieces before and after welding of the assemblies is shortened. The attachment section welding fixture is easy for ensuring workpiece interchangeability, reducing labor intensity and improving labor productivity.

Description

With movable combined type crane tower joint welding tooling and the product of attachment device
Technical field
The present invention relates to a kind of frock and product of crane tower joint, relate in particular to welding tooling of a kind of movable combined type crane tower joint with attachment device and products thereof.
Background technology
Crane tower body is to be combined by multiple tower joints, and common tower joint is Welding Structure, can not dismantle, and causes transportation difficulty.My company applies in 2006.4.13, Granted publication number saves for " the movable combined type crane tower with attachment device saves " patent of invention of CN2885809Y discloses a kind of movable combined type crane tower with attachment device, have advantages of that rational in infrastructure, module forms, is convenient to transportation, solved crane tower joint transportation difficulty, inconvenient problem is installed.But the requirement to welding procedure of this movable combined type crane tower joint with attachment device is higher, usually welding deformation is difficult to control, easily cause weld size error, after adhering to joint integral solder, size is difficult to realize exchange etc., particularly before weldering, align, the correction of location and postwelding whole workpiece distortion all needs to expend a large amount of time, cause that labour intensity is large, production efficiency is low, high in cost of production series of problems.
Summary of the invention
The technical problem to be solved in the present invention is that after while adhering to the adaptive welding of joint entirety, weld size error and welding deformation are difficult to control, adhere to joint integral solder, size is difficult to realize a difficult problem of exchanging.
For solving this technical problem, the invention provides welding tooling and the product of the movable combined type crane tower joint with attachment device.
For achieving the above object, the present invention has adopted following technical scheme:
The present invention includes gantry base, end plate, column, square flange bearing, round flange bearing, docking bearing, locking apparatus and joint clamping.
Described gantry base is symmetrical, is provided with equally distributed node on its axis of symmetry.
Described end plate is provided with location facade P and lower shoe, and this end plate is fixed on the corner location of gantry base by lower shoe, and the location facade that is positioned at the end plate of homonymy is oppositely arranged.
Described column is provided with upper plate and lower shoe, is fixed with docking bearing on this upper plate, and this column is fixed on the site position of the line of symmetry of gantry base by lower shoe.
Described docking bearing is provided with riser and lower shoe, and described riser is provided with round flange connecting hole and two flange contact facings Q, and this flange contact facings Q is parallel to the axis of symmetry of gantry base, and described symmetrical bearing is fixed on the upper plate of column by lower shoe.
Described square flange bearing is provided with upper plate and lower shoe, and described upper plate is provided with square flange connecting hole and square flange contact-making surface M, and the party's flange bearing is fixed on left and right side frame and the column position linearly of gantry base by lower shoe.
Described round flange bearing is provided with upper plate and lower shoe, described upper plate is provided with round flange connecting hole and round flange contact-making surface N, this round flange bearing by lower shoe be fixed on the left and right side frame of gantry base and column linearly, all the other positions of setting party's flange bearing not.
Described locking apparatus is arranged at the back side of location, the top facade P of end plate.
Described joint clamping is arranged on location, the top facade P of end plate.
Spacing between the location facade P of described two end plates at homonymy is H, centre-to-centre spacing between homonymy square flange bearing or between round flange bearing and square flange bearing is B, distance between the round flange centerline hole of described docking bearing is B, both sides main chord center line is A/2 to the distance of the flange contact facings Q of docking bearing, both sides main chord center line is to the square flange contact-making surface M of both sides square flange bearing, distance between the round flange contact-making surface N of round flange bearing is A/2, distance between the location facade P of the round flange connecting hole center line of round flange bearing and adjacent place end plate is K.
The height of the movable combined type crane tower joint with attachment device of processing and main chord length are contour is H, between main chord, the distance of center line is A, centre-to-centre spacing in each triangle main chord module between horizontal web member is B, every horizontal web member end face of flange is A/2 apart from the distance of main chord center line, and the horizontal web member center line of tower joint lower surface ground floor is K apart from main chord lower contact outer face distance.
Described gantry base is formed by I-steel and Plate Welding, symmetrical, locates by cross flat key, connects into entirety by bolt.
Described end plate is welded by riser and gusset, be provided with altogether four groups, its lower shoe and gantry base are located by cross flat key, are respectively welded with location side's plate in the inner side of four groups of risers, this location side's plate is location facade P, and described end plate is bolted in four jiaos of gantry base.
Described column is formed by channel-section steel and Plate Welding, is provided with altogether four groups, and its lower shoe and gantry base, upper plate and the base plate that docks bearing are located by cross flat key, and described column lower end is fixed by bolt and gantry base.
Described square flange bearing is formed by Plate Welding, is provided with altogether six groups, is welded as a whole with gantry base.
Described round flange bearing is welded by steel plate and pipe, is provided with altogether two groups, is welded as a whole with gantry base.
Described docking bearing is formed by Plate Welding, is provided with altogether four groups, and the upper plate of its lower shoe and column is located by cross flat key, is bolted on four columns.
Described locking apparatus is made up of handwheel, leading screw and nut, is positioned at end plate upper surface.
Described joint clamping divides upper and lower two parts, and lower clamp formwork is by bolt tightening in the upper surface of end plate, and upper clamp formwork is flexibly connected with lower clamp formwork by bolt, is provided with altogether four groups.
Beneficial effect: the present invention be directed to and adhere to joint by four triangle main chord modules orthogonal design feature of symmetrical flexible connection between two, be symmetrically welded between two to make and adhere to joint triangle main chord module, guarantee each sub-assembly assembling and positioning when weldering in frock, each parts relative position accurately, prevent and reduced the welding deformation of workpiece, before greatly having shortened each sub-assembly weldering, align, the correction time of the time of location and the distortion of postwelding whole workpiece, provide one to be easy to guarantee workpiece interchangeability, reduce labor intensity, what reduce production costs and raise labour productivity adheres to joint welding tooling.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is tip plate configurations schematic diagram of the present invention;
Fig. 3 is pillar construction schematic diagram of the present invention;
Fig. 4 is square flange seat structure schematic diagram of the present invention;
Fig. 5 is round flange seat structure schematic diagram of the present invention;
Fig. 6 is docking seat structure schematic diagram of the present invention;
Fig. 7 is connector clamp mode structure schematic diagram of the present invention;
Fig. 8 is welding integral effect schematic diagram of the present invention;
Fig. 9 is for adhering to joint modular structure schematic diagram;
Figure 10 is for adhering to joint package assembly schematic diagram;
Figure 11 is main chord structural representation;
Figure 12 a, b are the structural representation that adheres to the different projection of beam;
Figure 13 is round flange structural representation.
In figure: 1 gantry base, 2 end plates, 3 columns, 4 square flange bearings, 5 round flange bearings, 6 docking bearings, 7 locking apparatus, 8 joint clampings.
The specific embodiment
Below in conjunction with accompanying drawing, structure of the present invention is described further.
Figure 1 shows that structural representation of the present invention.
The present invention includes gantry base 1, end plate 2, column 3, square flange bearing 4, round flange bearing 5, docking bearing 6, locking apparatus 7 and joint clamping 8.
Described gantry base 1 is formed by I-steel and Plate Welding, and point symmetrical two parts, locate by cross flat key, connect into entirety by bolt, play in the present invention the supporting role to its superstructure.
Figure 2 shows that tip plate configurations schematic diagram of the present invention.
Described end plate 2 is welded by riser and gusset, be provided with altogether four groups, its lower shoe and gantry base 1 are located by cross flat key, respectively be welded with location side's plate in the inner side of four groups of risers, this location side's plate is location facade P, described end plate 2 is bolted in four jiaos of gantry base 1, plays in the present invention support and positioning action to main chord.
Figure 3 shows that pillar construction schematic diagram of the present invention.
Described column 3 is formed by channel-section steel and Plate Welding, be provided with altogether four groups, its lower shoe and gantry base 1, upper plate and the base plate that docks bearing 6 are located by cross flat key, described column 3 lower ends are fixing with gantry base 1 by bolt, upper end is fixed with docking bearing 6, play in the present invention support and positioning action to docking bearing 6.
Figure 4 shows that square flange seat structure schematic diagram of the present invention.
Described square flange bearing 4 is formed by Plate Welding, is provided with altogether six groups, is welded as a whole with gantry base 1, plays in the present invention support and positioning action to adhering to beam.
Figure 5 shows that round flange seat structure schematic diagram of the present invention.
Described round flange bearing 5 is welded by steel plate and pipe, is provided with altogether two groups, is welded as a whole with gantry base 1, plays in the present invention support and positioning action to adhering in joint and adhering to the round flange of beam homonymy.
Figure 6 shows that docking seat structure schematic diagram of the present invention.
Described docking bearing 6 is formed by Plate Welding, be provided with altogether four groups, the upper plate of its lower shoe and column 3 is located by cross flat key, is bolted on four columns 3, plays in the present invention adhering to support and the positioning action that in joint, nothing is adhered to four groups of round flanges of beam side.
Described locking apparatus 7 is made up of handwheel, leading screw and nut, is positioned at end plate 2 upper surfaces, plays in the present invention the effect of location and clamping main chord.
Figure 7 shows that connector clamp mode structure schematic diagram of the present invention.
8 points of upper and lower two parts of described joint clamping, lower clamp formwork is by bolt tightening in the upper surface of end plate 2, and upper clamp formwork is flexibly connected with lower clamp formwork by bolt, is provided with altogether four groups, plays in the present invention the effect of location and clamping main chord joint.
Structure below in conjunction with accompanying drawing and the movable combined type crane tower joint with attachment device is used novel welding positioning principle to be described in detail to this.
Figure 10 shows that and adhere to joint package assembly schematic diagram.
Adhere to joint and connect into rectangle by four triangle main chord module activities.
Figure 9 shows that and adhere to joint modular structure schematic diagram.
Each triangle main chord module is by a main chord (as shown in figure 11) and horizontal web member perpendicular, that be mutually connected and corresponding horizontal web member and main chord are connected into leg-of-mutton diagonal web member form, between each horizontal web member, have horizontal web member to connect into right angled triangle, wherein horizontal web member has four layers; On the horizontal web member of a right-angle side position of each triangle main chord module, have one be made into integration with it adhere to beam 9(as shown in Figure 12 a, b), which is provided with axis hole, end is provided with square flange, adhere to the horizontal web member of beam and be provided with altogether three layers in a right-angle side plane of each triangle main chord module, all the other one decks are round flange (as shown in figure 13); Four layers of horizontal web member in another right-angle side plane of each triangle main chord module are round flange; On two main chords, also have three groups of jacking ear plates; When four triangle main chord module docking, by round flange, to round flange, square flange is installed the mode of square flange, looks from adhering to the longitudinal cross section of joint, and round flange and square flange are staggered layout.
Adhere to joint by four main chord module compositions, if do not consider the existence of jacking ear plate, described four main chord modules are structurally arranged symmetrically with between two.The present invention adheres to and saves the design feature of Symmetric Composite between two for this just, completes welding production and adheres to joint segmentation.
Figure 8 shows that welding integral effect schematic diagram of the present invention.
The present invention is body supports by gantry base 1, end plate 2 and column 3, locate the round flange contact plane N of facade P, round flange bearing 5 and the square flange contact plane M of square flange bearing 4, the docking both sides flange contact facings Q of bearing 6 and the bore circular arc face of joint clamping 8 take the pasting board outer face of end plate 2 as location, be clamping tool by locking apparatus 7 and bolt, guarantee each parts relative position accurately, to realize the requirement of adhering to joint segmentation overall dimensions and reach exchange of two groups of symmetrical configuration of welding in the present invention.
Spacing described in the present invention between the location facade P of two end plates 2 of homonymy is H, centre-to-centre spacing between homonymy square flange bearing 4 or between round flange bearing 5 and square flange bearing 4 is B, distance between the round flange centerline hole of described docking bearing 6 is B, both sides main chord center line is A/2 to the distance of the location facade Q of docking bearing 6, both sides main chord center line is to the locating surface M of both sides square flange bearing 4, distance between the locating surface N of round flange bearing 5 is A/2, distance between the location facade P of the round flange connecting hole center line of round flange bearing 5 and adjacent place end plate 2 is K.
With four triangle main chord modules of adhering to joint of institute of the present invention welding processing by round flange to round flange, square flange is installed after combination the mode of square flange, between main chord, the distance of center line is A, tower joint is highly that main chord length is H, centre-to-centre spacing in each triangle main chord module between horizontal web member is B, every horizontal web member end face of flange is A/2 apart from the distance of main chord center line, and the horizontal web member center line of tower joint lower surface ground floor is K apart from main chord lower contact outer face distance.
Described main chord is before upper the present invention, bonding machine completion of processing by drawing, the position dimension of three groups of jacking ear plate opposing tabs outer faces and main chord tube center line has been standard size, distance H and joint body diameter D between main chord joint end face is also standard size simultaneously, and the concentricity of the linearity of main chord and two end connectors also meets drawing requirement; The described beam that adheres to is before upper the present invention, bonding machine completion of processing by drawing, be that bayonet socket center of arc has been standard size to distance A/2, square flange outer face and bayonet socket arc radius R, adhere to diaxon hole site size on the blue bolt hole position size of beam method and lamina affixad is also standard size simultaneously, and the perpendicularity of adhering between beam method orchid and lamina affixad also meets drawing requirement; Each horizontal web member round flange is before upper welding tooling, and machined is by drawing complete, and the thickness of flange and the position degree of each bolt hole have met drawing requirement.
The main chord of bonding machine completion of processing, adhere to beam and round flange by the location clamping mode shown in Fig. 1, that is: main chord is clamped by joint clamping 8 and locking apparatus 7 and Bolt to position, adhere to beam and clamped by square flange bearing 4 and Bolt to position, round flange is clamped by round flange bearing 5 and docking bearing 6 and Bolt to position.
Be fixed on after the present invention, the web member part centering again other intersection scarfings having been processed is welded on each square flange and round flange and main chord, all weld bonds are finally welded, just can realize the centre-to-centre spacing between horizontal web member in each triangle main chord module and be B, every horizontal web member end face of flange is A/2 apart from the distance of main chord center line, each triangle main chord module height is that main chord length is H, ground floor horizontal web member center line in each triangle main chord module lower surface is K apart from main chord lower contact outer face distance, and in each triangle main chord module the horizontal web member in both sides and end face flange vertical mutually with respect to main chord, that is: can realize single triangle main chord module whole size and reach the requirement of exchange, namely whole quarter-wave plate of adhering to joint.
It should be noted that, in the present invention, by two groups of symmetrical configuration of main chord band jacking ear plate adhere to joint segmentation welding production complete after, then by main chord not two groups of symmetrical configuration with jacking ear plate to adhere to joint segmentation welding production complete, just completed the whole welding production that saves structure that adheres to.
The present invention adopts module activities to connect, cross flat key location, and easy disassembly, location fast, is convenient to processing, is beneficial to transportation.

Claims (9)

1. the movable combined type crane tower joint welding tooling with attachment device, it is characterized in that: comprise gantry base (1), end plate (2), column (3), square flange bearing (4), round flange bearing (5), docking bearing (6), locking apparatus (7) and joint clamping (8)
Described gantry base (1) is symmetrical, is provided with equally distributed node on its line of symmetry;
Described end plate (2) is provided with location facade (P) and lower shoe, and this end plate (2) is fixed on the corner location of gantry base (1) by lower shoe, and the location facade (P) that is positioned at the end plate (2) of homonymy is oppositely arranged;
Described column (3) is provided with upper plate and lower shoe, is fixed with docking bearing (6) on this upper plate, and this column (3) is fixed on the site position of the line of symmetry of gantry base (1) by lower shoe;
Described docking bearing (6) is provided with riser and lower shoe, described riser is provided with round flange connecting hole and two locating surfaces (Q), this locating surface (Q) is parallel to the line of symmetry of gantry base (1), and described docking bearing (6) is fixed on by lower shoe on the upper plate of column (3);
Described square flange bearing (4) is provided with upper plate and lower shoe, described upper plate is provided with square flange connecting hole and plane of orientation (M), and the party's flange bearing (4) is fixed on left and right side frame and column (3) position linearly of gantry base (1) by lower shoe;
Described round flange bearing (5) is provided with upper plate and lower shoe, described upper plate is provided with round flange connecting hole and plane of orientation (N), and this round flange bearing (5) is fixed on all the other positions of left and right side frame and column (3) the not setting party flange bearing (4) linearly of gantry base (1) by lower shoe;
Described locking apparatus (7) is arranged at the back side of the top location facade (P) of end plate (2);
Described joint clamping (8) is arranged on the top location facade (P) of end plate (2);
Spacing between the location facade (P) of described two end plates (2) that are positioned at homonymy is H, centre-to-centre spacing between homonymy square flange bearing (4) or between round flange bearing (5) and square flange bearing (4) is B, the distance of the round flange connecting hole centreline space of described docking bearing (6) is B, both sides main chord center line is A/2 to the distance of the locating surface (Q) of docking bearing (6), both sides main chord center line is to the plane of orientation (M) of both sides square flange bearings (4), distance between the plane of orientation (N) of round flange bearing (5) is A/2, distance between the location facade (P) of the round flange connecting hole center line of round flange bearing (5) and adjacent place end plate (2) is K,
The height of the movable combined type crane tower joint with attachment device of processing and main chord length are contour is H, between main chord, the distance of center line is A, centre-to-centre spacing in each triangle main chord module between horizontal web member is B, every horizontal web member end face of flange is A/2 apart from the distance of main chord center line, and the horizontal web member center line of tower joint lower surface ground floor is K apart from main chord lower contact outer face distance.
2. the movable combined type crane tower joint welding tooling with attachment device according to claim 1, is characterized in that: described gantry base (1) is formed by I-steel and Plate Welding, symmetrical, locates by cross flat key, connects into entirety by bolt.
3. the movable combined type crane tower joint welding tooling with attachment device according to claim 1, it is characterized in that: described end plate (2) is welded by riser and gusset, be provided with altogether four groups, its lower shoe and gantry base (1) are located by cross flat key, respectively be welded with location side's plate in the inner side of four groups of risers, this location side's plate is location facade (P), and described end plate (2) is bolted in four jiaos of gantry base (1).
4. the movable combined type crane tower joint welding tooling with attachment device according to claim 1, it is characterized in that: described column (3) is formed by channel-section steel and Plate Welding, be provided with altogether four groups, its lower shoe and gantry base (1), upper plate and the lower shoe that docks bearing (6) are located by cross flat key, and described column (3) lower end is fixing by bolt and gantry base (1).
5. the movable combined type crane tower joint welding tooling with attachment device according to claim 1, is characterized in that: described square flange bearing (4) is formed by Plate Welding, is provided with altogether six groups, is welded as a whole with gantry base (1).
6. the movable combined type crane tower joint welding tooling with attachment device according to claim 1, is characterized in that: described round flange bearing (5) is welded by steel plate and pipe, is provided with altogether two groups, is welded as a whole with gantry base (1).
7. the movable combined type crane tower joint welding tooling with attachment device according to claim 1, it is characterized in that: described docking bearing (6) is formed by Plate Welding, be provided with altogether four groups, the upper plate of its lower shoe and column (3) is located by cross flat key, is bolted on four columns (3).
8. the movable combined type crane tower joint welding tooling with attachment device according to claim 1, is characterized in that: described locking apparatus (7) is made up of handwheel, leading screw and nut.
9. according to the movable combined type crane tower joint welding tooling with attachment device described in claim 1-8 any one; it is characterized in that: described joint clamping (8) point upper and lower two parts; lower clamp formwork is located on facade (P) in the top of end plate (2) by bolt tightening; upper clamp formwork is flexibly connected with lower clamp formwork by bolt, is provided with altogether four groups.
CN201110362894.5A 2011-11-16 2011-11-16 Movably combined crane tower section welding fixture with attachment device and product Active CN102489913B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107324222A (en) * 2017-06-05 2017-11-07 中建三局集团有限公司 It is a kind of for material hang give and material transport equipment
CN107414391B (en) * 2017-08-31 2019-06-14 中车唐山机车车辆有限公司 Three-dimensional column workpiece welding procedure equipment

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CN101323070A (en) * 2008-07-22 2008-12-17 山东丰汇设备技术有限公司 Complete interchanging quick fix tower section K lever welding fixture
CN202398959U (en) * 2011-11-16 2012-08-29 山东丰汇设备技术有限公司 Welding tool for movable combined crane tower section with attachment device and tower section

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US4973823A (en) * 1988-07-08 1990-11-27 Cajon Company Collet assembly for cylindrical workpieces
CN2232819Y (en) * 1995-09-11 1996-08-14 昆明重工塔式起重机公司 Technical equipment of combined metal structure
CN101323070A (en) * 2008-07-22 2008-12-17 山东丰汇设备技术有限公司 Complete interchanging quick fix tower section K lever welding fixture
CN202398959U (en) * 2011-11-16 2012-08-29 山东丰汇设备技术有限公司 Welding tool for movable combined crane tower section with attachment device and tower section

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