CN101502924A - Fixture for assembling and welding universal crane arm standard knot - Google Patents
Fixture for assembling and welding universal crane arm standard knot Download PDFInfo
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- CN101502924A CN101502924A CNA2009100145993A CN200910014599A CN101502924A CN 101502924 A CN101502924 A CN 101502924A CN A2009100145993 A CNA2009100145993 A CN A2009100145993A CN 200910014599 A CN200910014599 A CN 200910014599A CN 101502924 A CN101502924 A CN 101502924A
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Abstract
The invention discloses a universal crane boom standard knot assembly welding fixture. The universal crane boom standard knot assembly welding fixture can improve the assembly quality, reduce deflection oversize, improve the work efficiency, realize high-efficient interchange and achieve the welding and assembling of boom standard knots of different length, size, and section type on a fixture. The structure thereof comprises a track device; a movable end and a fixed end are installed on the track device; the fixed end comprises a first end plate and a base; the first end plate is arranged on the base; the base is installed on the track device; the movable end comprises a handcart and a second end plate; the handcart is placed on the track device for traveling, and the second end plate is installed on the handcart; meanwhile, the first end plate and the second end plate are equipped with a movably mounted connector positioning device.
Description
Technical field
The present invention relates to dissimilar crane arm standard knot fixture for assembling and welding, a kind of specifically fixture for assembling and welding universal crane arm standard knot at various truss structures.
Background technology
In present crane arm standard knot assembling welding process, usually adopt the real mode of joining, welding to carry out between each main chord and the connection web member system, this assembling welding manner has the shortcoming of individual aspect: 1. the scale error at each position of standard knot after having welded is big, distortion is big, and welding deformation amount is difficult to control.When wherein rod member occur distortion, impaired after, join difficulty in fact, interchangeability is poor.3. the arm standard knot of different length different cross section type need have been wasted raw material, money and time greatly with the frock of different cross section type.This also is to trouble the common fault that the entire product quality promotes.
Summary of the invention
Purpose of the present invention is exactly in order to overcome above-mentioned the deficiencies in the prior art, provide a kind of and can improve assembly quality, reduce distortion overproof, increase work efficiency, realize efficient exchange, realize the fixture for assembling and welding universal crane arm standard knot of different length different size cross section type arm standard knot welding assembly on a frock.
The objective of the invention is to adopt following technical proposals to realize:
A kind of fixture for assembling and welding universal crane arm standard knot, it comprises Track device, and mobile terminal and stiff end are installed on Track device; Stiff end comprises first end plate and a base, and first end plate is arranged on the base, and base is installed on the Track device; The mobile terminal comprises a dolly and second end plate, and dolly is placed on the Track device and walks, and second end plate is installed on the dolly; On first end plate and second end plate, also be provided with simultaneously movable mounted joint location device.
Described Track device is made up of track and track beam, and two tracks place on the track beam and by the track tie-beam and connect, and a locating slot is arranged on the track tie-beam, are provided with connecting plate at the track end.
The base of described stiff end is made up of top panel, lower panel, vertical panel, localization criteria plate, has polylith to strengthen fixedly gusset between top panel and the lower panel, they and the vertical panel composition casing that is welded; A base locating slot and a plurality of first end plate bolt hole of fixing are arranged on the plate in the above; Two localization criteria plates that are connected with connecting plate are arranged on vertical panel, a connection locating slot is arranged on each localization criteria plate.
Described first end plate is identical with second tip plate configurations, and they include by strengthening the plate body that fixation steel plate is formed, and are provided with base plate in the bottom of plate body, are provided with panel in the side of plate body, are provided with the base plate locating slot that is connected with base on base plate; On panel, be evenly distributed with the identical through hole of diameter, can on panel, arrange a plurality of joint location devices according to setting size; The fixedly bolt hole of usefulness is arranged on the base plate.
Described dolly comprises the box body, be provided with to be connected with second end plate to be connected with second end plate at its end face and use locating slot with bolt hole, be provided with two pairs of road wheels that match with track in its bottom surface, be provided with a dolly tightening device between every pair of road wheel, all have simultaneously one to be connected in the every pair of road wheel with handwheel accordingly.
Described joint location device comprises a joint fixed head, and it is connected with panel by fastening bolt, and raised or sunken support arm standard knot joint is installed on the joint fixed head, is gripper shoe supporting arm standard knot joint bottom.
Universal crane arm standard knot frock of the present invention comprises stiff end, mobile terminal, Track device, joint location device, joint location pin.The stiff end structure comprises an end plate and a base, and end plate is arranged at base top, and the joint location device is installed on the end plate.Its structure of mobile terminal comprises that a dolly and an end plate couple together two Track devices by the track tie-beam, and the Track device that assembles is connected with base, and dolly is positioned on the Track device and walks, and another piece end plate is positioned on the dolly.End plate is made up of 10 reinforcement fixation steel plates, 1 base plate, 1 panel, 6 joint fixed heads.A locating slot is arranged at the bottom of end plate, on the panel of end plate according to certain size the same through hole of various diameter that evenly distributed.Panel by four strengthen longitudinally fixedly gusset and 6 horizontal reinforcements fixedly gusset support, panel and reinforcement fixedly gusset be positioned at base plate above.6 joint fixed heads are arranged on the panel.6 bolts hole of fixing with base are arranged on the base plate.Fixedly form by gusset and vertical panel by top panel, lower panel, reinforcement for described base.There is the foundation bolt hole some on the lower panel, locating slot and several bolts hole are accurately arranged on the top panel together.Have two to be decided to be on-gauge plate on the vertical panel, every is decided to be locating slot and the bolt hole that is connected usefulness is accurately arranged on the on-gauge plate together.Strengthening fixedly by 12 between the upper and lower panel, gusset supports proof strength.Dolly is made up of 1 box body, 4 road wheels, 2 dolly tightening devices and 2 handwheels.Joint location device size and quantity are at the joint appearance and size of the crane arm standard knot of different model and particular design.There is one to support the gripper shoe that the arm standard knot joint is used on the joint location device.
The present invention does main body by base, track and dolly and supports, end plate is done positioning supports, joint location device and joint location pin and dolly tightening device are done the clamping orientation tool, guarantee the accurate relative position of each parts, can be implemented in the sub-assembly that welds on this welding tooling and reach exchange.The present invention is by the locating hole of the equally distributed through hole of end sheet surface as different cross section, guarantee the exact position of the arm standard knot welding of different cross section size, adjust the exact position that distance between dolly and the end plate guarantees the arm standard knot of different length by dolly moving on the track, can realize that the arm standard knot of different cross section size, different length type only overlaps frock with this.
The invention has the beneficial effects as follows: have improve assembly quality, reduce distortion overproof, solve the transportation difficulty, increase work efficiency, realize efficient exchange, the arm standard knot of realizing different cross section size, different length type only with one overlap frock etc. advantage.
Description of drawings
Fig. 1 is the axonometric drawing of a whole set of frock duty;
Axonometric drawing after Fig. 2 finishes for Track device and track are linked and packed;
Fig. 3 is the datum axle view;
Fig. 4 a is the axonometric drawing that first end plate cooperates with base;
Fig. 4 b is the rearview of Fig. 4 a;
Fig. 5 a is the front axonometric drawing of dolly;
Fig. 5 b is the bottom surface axonometric drawing after 180 ° of the dolly upsets;
Fig. 6 a is first kind of joint location apparatus structure schematic diagram;
Fig. 6 b is second kind of joint location apparatus structure schematic diagram.
Wherein, 1. track, 2. track beam, 3. track tie-beam, 4. locating slot, 5. connecting plate, 6. top panel, 7. the base locating slot is 8. fixed the first end plate bolt hole, 9. lower panel is 10. strengthened fixedly gusset, 11. localization criteria plates, 12. vertical panel, 13. strengthen fixation steel plate, 14. base plates, 15. panel, 16. base plate locating slots, the 17. fixing bolts hole of usefulness, use locating slot 18. box body, 19. second end plates connect, 20. second end plates connect uses bolt hole, 21. road wheel, 22. handwheels, 23. dolly tightening devices, 24. the joint fixed head, 25. fastening bolts, 26. support the arm standard knot joint, 27. gripper shoe, 28. first end plates, 29. second end plates, 30. base, 31. dollies, 32.A type arm standard knot, 33. stiff end, 34. mobile terminals.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing and embodiment.
Among Fig. 1, it comprises Track device, and mobile terminal 34 and stiff end 33 are installed on Track device; Stiff end 33 comprises that first end plate 28 and base 30, the first end plates 28 are arranged on the base 30, and base 30 is installed on the Track device; Mobile terminal 34 comprises a dolly 31 and second end plate 29, and dolly 31 is placed on the Track device walks, and second end plate 29 is installed on the dolly 31; On first end plate 28 and second end plate 29, also be provided with simultaneously movable mounted joint location device.
Among Fig. 2, Track device is made up of track 1 and track beam 2, and two tracks 1 place on the track beam 2 and by track tie-beam 3 and connect, and a locating slot 4 is arranged on track tie-beam 3, are provided with connecting plate 5 at track 1 end.
Among Fig. 3, the base of stiff end is made up of top panel 6, lower panel 9, vertical panel 12, localization criteria plate 11, has polylith to strengthen fixedly gusset 10 between top panel 6 and the lower panel 9, they and the vertical panel 12 composition casing that is welded; A locating slot 7 and a plurality of first end plate bolt hole 8 of fixing are arranged on the plate 6 in the above; Two localization criteria plates 11 that are connected with connecting plate 5 are arranged on vertical panel 12, a connection locating slot is arranged on each localization criteria plate 11.
Among Fig. 4 a, the 4b, first end plate is identical with second tip plate configurations, and they include by strengthening the plate body that fixation steel plate 13 is formed, and are provided with base plate 14 in the bottom of plate body, be provided with panel 15 in the side of plate body, on base plate 14, be provided with the base plate locating slot 16 that is connected with base; Upward be evenly distributed with the identical through hole of diameter at panel (15), can go up at panel (15) and arrange a plurality of joint location devices according to setting size; The fixedly bolt hole 17 of usefulness is arranged on the base plate 14.
Strengthen fixation steel plate 13 as can see from Figure 5 and have 10, wherein the reinforcement fixation steel plate 13 of 4 right-angled trapezium shapes evenly distributes and is welded on panel 15 1 sides, and other 6 reinforcement fixation steel plates 13 are inlayed between the reinforcement fixation steel plate 13 that is welded on 4 right-angled trapezium shapes.Base plate 14 is welded on reinforcement fixation steel plate 13 bottoms of 4 right-angled trapezium shapes, a base plate locating slot 16 is respectively arranged at the bottom of two end plates, the base plate locating slot 16 of first end plate links to each other with the locating slot 4 of base, and the base plate locating slot 16 of second end plate is connected with second end plate on the box body 18 of dolly with locating slot 19 and links to each other.
Among Fig. 5 a, the 5b, dolly comprises box body 18, be provided with to be connected with second end plate at its face and be connected usefulness locating slot 19 with second end plate with bolt hole 20, be provided with two pairs of road wheels 21 that match with track 1 in its bottom surface, be provided with a dolly tightening device 23 between every pair of road wheel 21, all have simultaneously one to be connected in the every pair of road wheel 21 with handwheel 22 accordingly.
Among Fig. 6 a, the 6b, the joint location device comprises a joint fixed head 24, it is connected with panel 15 by fastening bolt 25, and raised or sunken support arm standard knot joint 26 is installed on joint fixed head 24, is gripper shoe 27 supporting arm standard knot joint 26 bottoms.
Among the present invention, on panel 15 and the joint fixed head 24 according to the certain size equirotal through hole that evenly distributed, can change flexibly corresponding joint location device according to different workpieces like this, thereby guarantee versatility of the present invention, realize that an equipment finishes multiple frock.Support the arm standard knot joint and be divided into public type (protruding) and parent form (recessed), so that be connected with workpiece.
Embodiment:
It below is the crane arm standard knot installation example of kind of square-section for A type arm standard knot.
Base is placed on the horizontal plane, the locating slot 4 of Track device by base localization criteria plate coupled together, fix by base localization criteria plate 11 and track connecting plate 5 again, measure the depth of parallelism size between two Track devices, adjustment is embedded in track tie-beam 3 between two Track devices afterwards and installs, and guarantees two depth of parallelism sizes between the Track device.And then the depth of parallelism of measuring whole rail 1 with whole track 1 is connected whole track 1 with bolt by footing clamp screw keyhole with ground after the levelness size adjusting finishes.
The groove of dolly by road wheel 21 is installed on the track 1, makes it on track 1, to be parallel to horizontal plane and slide by shaking of handwheel 22.Again second end plate is connected with locating slot 19 continuously by base plate locating slot 16 with second end plate of dolly, and is connected with bolt hole 20 with second end plate of dolly by the fixing bolt hole 17 usefulness bolts of usefulness and fixes.Then first end plate is connected with base locating slot 7 by base plate locating slot 16, with the bolt hole 17 of bolt by fixing usefulness with fix first end plate and fix with bolt hole 8.Shake by handwheel 22 dolly is moved, move to the suitable distance between the two end plates always, then by the fit dimension between dolly tightening device 23 trickle adjustment road wheels 21 and the track 1, adjustment finishes dolly tightening device 23 and track 1 is fixed, the homogeneity of two end plates position can not only be guaranteed like this, the length H of the A type arm standard knot that welds can also be guaranteed.Sectional dimension according to A type arm standard knot on the two end plates is installed in joint fixed head 24 on the two end plates by cutin hole bolt, horizontal size between the joint fixed head 24 is installed according to the size of A type arm standard knot, height dimension is installed according to the size of A type arm standard knot, has guaranteed the size of arm standard knot like this.
At A type arm standard knot design technology, the joint at the main chord two ends of arm standard knot is fixed on the already installed omnipotent arm standard knot frock welds, after 4 main chords of arm standard knot complete, various secondary rod members are assembled in welding again on 4 arm standard knot main chords of having made to be installed on the frock.When the arm standard knot of this exchange type was made next standard knot again, two parts about not needing to start building to adorn were welded next standard knot again.Can reach the absolute interchangeability of A type arm standard knot according to such method.
If, Track device and dolly can be removed in order to make the arm standard knot of single length type, directly the end plate that originally is contained on the dolly is installed on the other base, formed the same frock of left and right sides two parts like this.
Claims (6)
1. a fixture for assembling and welding universal crane arm standard knot is characterized in that it comprises Track device, and mobile terminal (34) and stiff end (33) are installed on Track device; Stiff end (33) comprises first end plate (28) and a base (30), and first end plate (28) is arranged on the base (30), and base (30) is installed on the Track device; Mobile terminal (34) comprises a dolly (31) and second end plate (29), and dolly (31) is placed on the Track device walks, and second end plate (29) is installed on the dolly (31); On first end plate (28) and second end plate (29), also be provided with simultaneously movable mounted joint location device.
2. fixture for assembling and welding universal crane arm standard knot as claimed in claim 1, it is characterized in that, described Track device is made up of track (1) and track beam (2), two tracks (1) place on the track beam (2) and by track tie-beam (3) and connect, a locating slot (4) is arranged on track tie-beam (3), be provided with connecting plate (5) at track (1) end.
3. fixture for assembling and welding universal crane arm standard knot as claimed in claim 1 or 2, it is characterized in that, the base of described stiff end is made up of top panel (6), lower panel (9), vertical panel (12), localization criteria plate (11), there is polylith to strengthen fixedly gusset (10) between top panel (6) and the lower panel (9), they and vertical panel (12) the composition casing that is welded; A base locating slot (7) and a plurality of first end plate bolt hole (8) of fixing are arranged on the plate (6) in the above; Two localization criteria plates (11) that are connected with connecting plate (5) are arranged on vertical panel (12), on each localization criteria plate (11) a connection locating slot is arranged.
4. fixture for assembling and welding universal crane arm standard knot as claimed in claim 1, it is characterized in that, described first end plate is identical with second tip plate configurations, they include by strengthening the plate body that fixation steel plate (13) is formed, be provided with base plate (14) in the bottom of plate body, be provided with panel (15) in the side of plate body, on base plate (14), be provided with the base plate locating slot (16) that is connected with base; Upward be evenly distributed with the identical through hole of diameter at panel (15), can go up at panel (15) and arrange a plurality of joint location devices according to setting size; The fixedly bolt hole of usefulness (17) is arranged on base plate (14).
5. as claim 1 or 2 or 4 described fixture for assembling and welding universal crane arm standard knot, it is characterized in that, described dolly comprises box body (18), be provided with to be connected with second end plate at its end face and be connected usefulness locating slot (19) with second end plate with bolt hole (20), be provided with the two pairs of road wheels (21) that match with track (1) in its bottom surface, be provided with a dolly tightening device (23) between every pair of road wheel (21), all have simultaneously one to be connected in every pair of road wheel (21) with handwheel (22) accordingly.
6. as claim 1 or 4 described fixture for assembling and welding universal crane arm standard knot, it is characterized in that, described joint location device comprises a joint fixed head (24), it is connected with panel (15) by fastening bolt (25), raised or sunken support arm standard knot joint (26) is installed on joint fixed head (24), is gripper shoe (27) supporting arm standard knot joint (26) bottom.
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CN2009100145993A CN101502924B (en) | 2009-03-17 | 2009-03-17 | Fixture for assembling and welding universal crane arm standard knot |
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CN2009100145993A CN101502924B (en) | 2009-03-17 | 2009-03-17 | Fixture for assembling and welding universal crane arm standard knot |
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CN101502924B CN101502924B (en) | 2012-03-07 |
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