CN102218613B - Front axle assembly welding method and special fixture clamping device for front axle assembly welding - Google Patents
Front axle assembly welding method and special fixture clamping device for front axle assembly welding Download PDFInfo
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- CN102218613B CN102218613B CN 201110089906 CN201110089906A CN102218613B CN 102218613 B CN102218613 B CN 102218613B CN 201110089906 CN201110089906 CN 201110089906 CN 201110089906 A CN201110089906 A CN 201110089906A CN 102218613 B CN102218613 B CN 102218613B
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Abstract
The invention relates to a front axle assembly welding method and a special fixture clamping device for front axle assembly welding, which mainly solve the technical problems of complex machining technique, high cost and the like of the traditional front axle assembly welding. The technical scheme of the front axle assembly welding method is characterized by comprising the following steps of: machining a front axle assembly welding fixture clamping device, and cutting axle holes on a left deck and a right deck; overturning the left deck and the right deck up and down, fixedly sleeving the left deck and the right deck on a vehicle frame assembly welding fixture clamping device, and welding each balance bar bracket and a back beam; sleeving a front axle flange disc in the front axle holes, sleeving and fixing the front axle assembly welding fixture clamping device into the front axle flange disc, and welding a gearbox bracket; welding the front axle flange disc on the side decks, welding a back axle flange disc, overturning a welded vehicle frame assembly and the front axle assembly welding fixture clamping device, and then welding a vehicle head cellar deck and a cellar deck; and disassembling the vehicle frame assembly and the front axle assembly welding fixture clamping device. The front axle assembly welding method can be widely applied to welding construction of the vehicle frame assembly of various vehicles, in particular armored vehicles.
Description
Technical field
The present invention relates to a kind of method, particularly a kind of method and special tooling clamping device for the propons assembly welding for the welding of armored vehicle chassis assembly.
Background technology
At present, domestic military armored vehicle comprises that crawler belt and wheeled mobile vehicle all adopt the van-type structure, and mounting bracket and the installing hole of transmission and ground-engaging element all are welded on the car body.Because transmission and running gear are higher to each bridge opening relative position and dimension precision requirement, comprise axiality, quality of fit, perpendicularity etc., and large-scale car body all can produce gross distortion when welding, so except designing large-scale positioning tool each bridge opening is carried out the Primary Location, also to leave corresponding allowance to each bridge opening, these allowance must be greater than the welding deformation amount at this position, by the time after the car body welding fabrication, clamp respectively again on the large-sized numerical control machining equipment and each bridge opening to be worked into drawing requirement size.Each big military armored vehicle factory adopts this process to process from the Russia to China.This type of prior art is in the car body welding process, and the car body distortion is serious, singly is that the position distortion of front and back bridge just can reach about 15mm; And process long in time limit, about 16 hours consuming time of the location of every trolley body, the front and back bridge of every trolley body is processed about 40 hours, and all will finish at large-size numerical control machine; Its processing charges is also quite expensive, and the car body locating platform is approximately wanted about 400,000, and every chassis front and back bridge machine adds expense and also reaches 2.8 ten thousand.
Summary of the invention
Be the solution the above-mentioned problems in the prior art, but the invention provides a kind of simplified processing process and the high propons assembly welding method of machining accuracy.
The technical solution adopted for the present invention to solve the technical problems is: the first step, process propons assembly welding frock clamping device by designing requirement, and according to designing requirement cut out on left and right sides deck 1 comprise before and after each bridge opening 2 of bridge and balance shaft bar 3, the auxiliary equipment of good other designing requirement of welding is namely finished the preparatory processing on side deck 1 again; Second goes on foot, and left and right sides deck 1 is spun upside down according to designing requirement be fixedly set on the frame assembly assembly welding frock clamping device 6, and will comprise that each balancing pole support 3 and the back rest weld; The 3rd step was sleeved on propons ring flange 4 in the propons bridge opening, propons assembly welding frock clamping device was sleeved in the propons ring flange 4 again and also fixed, and welded gear-box bracket simultaneously; The 4th step, propons ring flange 4 is welded on the side deck, weld back axle ring flange 5 simultaneously, the frame assembly assembly welding frock clamping device 6 and the propons assembly welding frock clamping device that comprise left and right sides deck 1, each balancing pole support 3, underdeck longeron, propons ring flange 4 and back axle ring flange 5 and connected into an integral body that have welded are turned, the first underdeck of welding tractor welds underdeck more again; The 5th step disassembled frame assembly assembly welding frock clamping device 6 and propons assembly welding frock clamping device, namely finished the welding job of frame assembly.
A kind of preferred back axle assembly welding method of the present invention: the first step, by designing requirement process comprise the location shallow bid 30, location deep bid 32, triangle location-plate 33, the propons assembly welding frock clamping device that gearbox location transverse axis 37 and vehicle frame outside fix axle 44 constitute, at the affixed location of difference, transverse axis 37 two ends, gearbox location axle sleeve 36, at the affixed gearbox positioning disk 39 of gearbox location transverse axis 37 waists, and according to designing requirement cut out on left and right sides deck 1 comprise before and after each bridge opening 2 of bridge and balance shaft bar 3, the auxiliary equipment of good other designing requirement of welding is finished the preparatory processing on side deck 1 again; Second goes on foot, and left and right sides deck 1 is spun upside down according to designing requirement be fixedly set on the frame assembly assembly welding frock clamping device 6, and will comprise that each balancing pole support 3 and the back rest weld; The 3rd step was sleeved on propons ring flange 4 in the propons bridge opening, gearbox is located transverse axis 37 be placed in the propons ring flange 4; Suit location shallow bid 30 becomes to closely cooperate respectively on the location axle sleeve 36 at transverse axis 37 two ends, gearbox location, it is fixing with propons ring flange 4 to locate shallow bid 30, or at the outer end of location shallow bid 30 cooperation suit platen 31, adopt platen hold-down screw 34 platen 31 to be fixed on the two ends of location axle sleeve 36 in the outer end of location shallow bid 30; Simultaneously, suit location deep bid 32 is also fixing with propons ring flange 4, triangle location-plate 33 is installed simultaneously and the inboard is fixed, and the two ends of the outside of triangle location-plate 33 and vehicle frame outside fix axle 44 are distinguished affixed; Simultaneously, suit gearbox undersetting 38 and gearbox upper bracket 40 on the gearbox positioning disk 39 of gearbox location transverse axis 37; The 4th step was welded on propons ring flange 4 on the side deck, simultaneously, and at gearbox undersetting 38 bottoms welding gearbox undersetting underframe 43, welding back axle ring flange 5; The frame assembly assembly welding frock clamping device 6 and the propons assembly welding frock clamping device that comprise left and right sides deck 1, each balancing pole support 3, underdeck longeron, propons ring flange 4 and back axle ring flange 5 and connected into an integral body that have welded are turned, the first underdeck of welding tractor welds underdeck more again; The 5th step disassembled frame assembly assembly welding frock clamping device 6 and propons assembly welding frock clamping device, namely finished the welding job of frame assembly.Described location deep bid 32 is the big circumference halfpace in little the inner, outer end; The inner periphery of location deep bid 32 becomes to closely cooperate with propons ring flange 4 inwalls, and the inboard engage sleeves of triangle location-plate 33 is contained on the circumference halfpace; Arranged outside at triangle location-plate 33 has the through hole that matches with vehicle frame outside fix axle 44 two ends screws, adopts screw that the outside and vehicle frame outside fix axle 44 two ends of triangle location-plate 33 are fixed into integral body.The inboard of described triangle location-plate 33 is spill camber line limit, and the outside of triangle location-plate 33 extends to the frame assembly outer end; Match with propons ring flange 4 respectively in location shallow bid 30, location deep bid 32 and triangle location-plate 33 inboards, location shallow bid 30 wherein matches with the ringlet inwall of figure of eight propons ring flange 4 inboards, and location deep bid 32 matches with the great circle inwall in figure of eight propons ring flange 4 outsides; Location shallow bid 30 is disc-shaped structure, the both sides of location deep bid 32 are respectively equipped with arc-shaped notch, location deep bid 32 1 side arc-shaped notch match with the part periphery of location shallow bid 30, location deep bid 32 opposite side arc-shaped notch match with the spill camber line limit of triangle location-plate 33 inboards, and be respectively arranged with the through hole that matches with the screw that arranges on the propons ring flange 4, will locate shallow bid 30, locate deep bid 32 and triangle location-plate 33 is fixed in propons ring flange 4 outsides respectively.Also can shop bolt 35 be set in the inboard of location axle sleeve 36, or at a side bearing pin 42 of gearbox positioning disk 39.
But the invention provides the high propons assembly welding frock clamping device of a kind of simplified processing process and machining accuracy, it comprises location shallow bid 30, location deep bid 32, triangle location-plate 33, gearbox location transverse axis 37 and vehicle frame outside fix axle 44, arranged outside at triangle location-plate 33 has the through hole that matches with vehicle frame outside fix axle 44 two ends screws, at the affixed triangle location-plate 33 of the two ends of vehicle frame outside fix axle 44 difference, the inboard of triangle location-plate 33 is spill camber line limit, and the outside of triangle location-plate 33 extends to the frame assembly outer end; Match with propons ring flange 4 respectively in location shallow bid 30, location deep bid 32 and triangle location-plate 33 inboards, location shallow bid 30 wherein matches with the ringlet inwall of figure of eight propons ring flange 4 inboards, and location deep bid 32 matches with the great circle inwall in figure of eight propons ring flange 4 outsides; Location shallow bid 30 is disc-shaped structure, the both sides of location deep bid 32 are respectively equipped with arc-shaped notch, location deep bid 32 1 side arc-shaped notch match with the part periphery of location shallow bid 30, location deep bid 32 opposite side arc-shaped notch match with the spill camber line limit of triangle location-plate 33 inboards, and are respectively arranged with the through hole that matches with the screw of setting on the propons ring flange 4; Transverse axis 37 two ends, gearbox location are affixed location axle sleeve 36 respectively, and suit location shallow bid 30 becomes to closely cooperate respectively on the location axle sleeve 36 at transverse axis 37 two ends, gearbox location.The periphery of described location axle sleeve 36 becomes to closely cooperate with location shallow bid 30 inwalls, and the periphery of location shallow bid 30 becomes to closely cooperate with propons ring flange 4 inwalls.Described location shallow bid 30 is little trapezoidal round table-like in big the inner, outer end, and the inner trapezoidal round platform periphery of location shallow bid 30 becomes to closely cooperate with propons ring flange 4 inwalls; The inner length of location shallow bid 30 equals the inner ring thickness of propons ring flange 4.Described location deep bid 32 is big trapezoidal round table-like in little the inner, outer end, forms the circumference halfpace; The inner periphery of location deep bid 32 becomes to closely cooperate with propons ring flange 4 inwalls, and the inboard engage sleeves of triangle location-plate 33 is contained on the circumference halfpace.Also can cooperate suit platen 31 in the outer end of location shallow bid 30.Also can be provided with screw at axle sleeve 36 centers, location, platen 31 is provided with and locatees the through hole that axle sleeve 36 center screws match.Or connect firmly gearbox positioning disk 39 at gearbox location transverse axis 37, at gearbox positioning disk 39 covers sleeved 41.Or at gearbox positioning disk 39 dowel hole is set.Or the pin-and-hole that arranges at location axle sleeve 36, described gearbox location transverse axis 37 and vehicle frame outside fix axle 44 can be circular shafts, also can be square shaft or erose d-axis.
The invention has the beneficial effects as follows: it breaks through the constraint of traditional handicraft method, its processing technology no longer needs to adopt large-scale positioning tool anchor clamps, after only the water cutting method is located the position of each bridge opening at the beginning of the processing of side deck is carried out, again each bridge opening is worked into the final size of designing requirement, by adopting some special tooling anchor clamps, make in the car body welding fabrication process clamping all the time and fixing corresponding site, because the frock rigidity is better, can offset the distortion that causes because of welding stress and other factors, therefore behind the car body welding fabrication, position and the dimensional accuracy of each bridge opening of car body and transmission and ground-engaging element can reach designing requirement, do not need to go up again large-size numerical control machine processing, thereby improved work efficiency, saved cost.
Description of drawings
Fig. 1 is the use status architecture schematic diagram of propons assembly welding frock clamping device.
Fig. 2 is the A-A sectional structure schematic diagram of Fig. 1.
Fig. 3 is the B portion structure for amplifying schematic diagram among Fig. 2.
Side-looking structural representation when Fig. 4 is chassis assembly welding operating mode.
Fig. 5 is the side-looking structural representation of frame assembly.
Among the figure: 1-side deck, 2-bridge opening, 3-balancing pole support, 4-propons ring flange, 5-back axle ring flange, 6-frame assembly assembly welding frock clamping device, 30-locatees shallow bid, 31-platen, 32-locatees deep bid, 33-triangle location-plate, 34-platen hold-down screw, 35-shop bolt, 36-locatees axle sleeve, 37-gearbox location transverse axis, 38-gearbox undersetting, 39-gearbox positioning disk, 40-gearbox upper bracket, 41-sleeve, 42-bearing pin, 43-gearbox undersetting underframe, 44-vehicle frame outside fix axle.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is described in further details.
The first step, process the propons assembly welding frock clamping device that comprises that location shallow bid 30, location deep bid 32, triangle location-plate 33, gearbox location transverse axis 37 and vehicle frame outside fix axle 44 constitute by designing requirement, at the affixed location of difference, transverse axis 37 two ends, gearbox location axle sleeve 36, at the affixed gearbox positioning disk 39 of gearbox location transverse axis 37 waists, and according to designing requirement cut out on left and right sides deck 1 comprise before and after each bridge opening 2 of bridge and balance shaft bar 3, the auxiliary equipment of good other designing requirement of welding is finished the preparatory processing on side deck 1 again; Second goes on foot, and left and right sides deck 1 is spun upside down according to designing requirement be fixedly set on the frame assembly assembly welding frock clamping device 6, and will comprise that each balancing pole support 3 and the back rest weld; The 3rd step was sleeved on propons ring flange 4 in the propons bridge opening, gearbox is located transverse axis 37 be placed in the propons ring flange 4; Suit location shallow bid 30 becomes to closely cooperate respectively on the location axle sleeve 36 at transverse axis 37 two ends, gearbox location, it is fixing with propons ring flange 4 to locate shallow bid 30, or at the outer end of location shallow bid 30 cooperation suit platen 31, adopt platen hold-down screw 34 platen 31 to be fixed on the two ends of location axle sleeve 36 in the outer end of location shallow bid 30; Simultaneously, suit location deep bid 32 is also fixing with propons ring flange 4, triangle location-plate 33 is installed simultaneously and the inboard is fixed, and the two ends of the outside of triangle location-plate 33 and vehicle frame outside fix axle 44 are distinguished affixed; Simultaneously, suit gearbox undersetting 38 and gearbox upper bracket 40 on the gearbox positioning disk 39 of gearbox location transverse axis 37; The 4th step was welded on propons ring flange 4 on the side deck, simultaneously, and at gearbox undersetting 38 bottoms welding gearbox undersetting underframe 43, welding back axle ring flange 5; The frame assembly assembly welding frock clamping device 6 and the propons assembly welding frock clamping device that comprise left and right sides deck 1, each balancing pole support 3, underdeck longeron, propons ring flange 4 and back axle ring flange 5 and connected into an integral body that have welded are turned, the first underdeck of welding tractor welds underdeck more again; The 5th step disassembled frame assembly assembly welding frock clamping device 6 and propons assembly welding frock clamping device, namely finished the welding job of frame assembly.Described location deep bid 32 is the big circumference halfpace in little the inner, outer end; The inner periphery of location deep bid 32 becomes to closely cooperate with propons ring flange 4 inwalls, and the inboard engage sleeves of triangle location-plate 33 is contained on the circumference halfpace; Arranged outside at triangle location-plate 33 has the through hole that matches with vehicle frame outside fix axle 44 two ends screws, adopts screw that the outside and vehicle frame outside fix axle 44 two ends of triangle location-plate 33 are fixed into integral body.The inboard of described triangle location-plate 33 is spill camber line limit, and the outside of triangle location-plate 33 extends to the frame assembly outer end; Match with propons ring flange 4 respectively in location shallow bid 30, location deep bid 32 and triangle location-plate 33 inboards, location shallow bid 30 wherein matches with the ringlet inwall of figure of eight propons ring flange 4 inboards, and location deep bid 32 matches with the great circle inwall in figure of eight propons ring flange 4 outsides; Location shallow bid 30 is disc-shaped structure, the both sides of location deep bid 32 are respectively equipped with arc-shaped notch, location deep bid 32 1 side arc-shaped notch match with the part periphery of location shallow bid 30, location deep bid 32 opposite side arc-shaped notch match with the spill camber line limit of triangle location-plate 33 inboards, and be respectively arranged with the through hole that matches with the screw that arranges on the propons ring flange 4, will locate shallow bid 30, locate deep bid 32 and triangle location-plate 33 is fixed in propons ring flange 4 outsides respectively.Also can shop bolt 35 be set in the inboard of location axle sleeve 36, or at a side bearing pin 42 of gearbox positioning disk 39.Consult Fig. 1 and Fig. 2.
The present invention welds with the assembling of propons ring flange and after being fixed on the car body by adopting the propons special tooling again, thereby, be guaranteed for hole dimension in the propons and tolerance and with position and the accuracy of form and position of preceding bridge opening.After adopting method of the present invention with the welding of propons ring flange, no longer need to be reserved with corresponding allowance to the propons ring flange, can disposable machine-shaping, also not needing to adopt large-scale positioning tool and large-sized processing equipment to carry out machine adds, it can guarantee to demonstrate,prove its accurate to dimension and form and position tolerance reaches designing requirement, and the installation and removal of frock clamp are also very convenient.
Claims (10)
1. propons assembly welding method, it is characterized in that: the first step, process propons assembly welding frock clamping device by designing requirement, and according to each bridge opening (2) of designing requirement bridge and balance shaft bar (3) before and after left and right sides deck (1) cuts out, the auxiliary equipment of good other designing requirement of welding is namely finished the preparatory processing of side deck (1) again; Second goes on foot, and left and right sides deck (1) is spun upside down according to designing requirement be fixedly set on the frame assembly assembly welding frock clamping device (6), and each balancing pole support (3) and the back rest are welded; The 3rd step was sleeved on propons ring flange (4) in the propons bridge opening, propons assembly welding frock clamping device was sleeved in the propons ring flange (4) again and also fixed, and welded gear-box bracket simultaneously; The 4th step, propons ring flange (4) is welded on the side deck, weld back axle ring flange (5) simultaneously, left and right sides deck (1), each balancing pole support (3), underdeck longeron, propons ring flange (4) and the back axle ring flange (5) that has welded and the frame assembly assembly welding frock clamping device (6) that has connected into an integral body and propons assembly welding frock clamping device are turned, the first underdeck of welding tractor welds underdeck more again; The 5th step disassembled frame assembly assembly welding frock clamping device (6) and propons assembly welding frock clamping device, namely finished the welding job of frame assembly.
2. propons assembly welding method, it is characterized in that: the first step, by designing requirement process comprise the location shallow bid (30), location deep bid (32), triangle location-plate (33), the propons assembly welding frock clamping device that gearbox location transverse axis (37) and vehicle frame outside fix axle (44) constitute, at transverse axis (37) two ends, gearbox location difference affixed location axle sleeve (36), at gearbox location transverse axis (37) the affixed gearbox positioning disk of waist (39), and according to each bridge opening (2) of designing requirement bridge and balance shaft bar (3) before and after left and right sides deck (1) cuts out, the auxiliary equipment of good other designing requirement of welding is finished the preparatory processing of side deck (1) again; Second goes on foot, and left and right sides deck (1) is spun upside down according to designing requirement be fixedly set on the frame assembly assembly welding frock clamping device (6), and each balancing pole support (3) and the back rest are welded; The 3rd step was sleeved on propons ring flange (4) in the propons bridge opening, gearbox is located transverse axis (37) be placed in the propons ring flange (4); Suit location shallow bid (30) becomes to closely cooperate respectively on the location axle sleeve (36) at transverse axis (37) two ends, gearbox location, it is fixing with propons ring flange (4) to locate shallow bid (30), or at the outer end of location shallow bid (30) cooperation suit platen (31), adopt platen hold-down screw (34) platen (31) to be fixed on the two ends of location axle sleeve (36) in the outer end of location shallow bid (30); Simultaneously, suit location deep bid (32) is also fixing with propons ring flange (4), triangle location-plate (33) is installed simultaneously and the inboard is fixed, and the two ends of the outside of triangle location-plate (33) and vehicle frame outside fix axle (44) are distinguished affixed; Simultaneously, go up suit gearbox undersetting (38) and gearbox upper bracket (40) at the gearbox positioning disk (39) of gearbox location transverse axis (37); The 4th step was welded on propons ring flange (4) on the side deck, simultaneously, and at gearbox undersetting (38) bottom welding gearbox undersetting underframe (43), welding back axle ring flange (5); Left and right sides deck (1), each balancing pole support (3), underdeck longeron, propons ring flange (4) and the back axle ring flange (5) that has welded and the frame assembly assembly welding frock clamping device (6) that has connected into an integral body and propons assembly welding frock clamping device are turned, the first underdeck of welding tractor welds underdeck more again; The 5th step disassembled frame assembly assembly welding frock clamping device (6) and propons assembly welding frock clamping device, namely finished the welding job of frame assembly.
3. propons assembly welding method according to claim 2 is characterized in that: locate deep bid (32) and be the big circumference halfpace in little the inner, outer end; The inner periphery of location deep bid (32) becomes to closely cooperate with propons ring flange (4) inwall, and the inboard engage sleeves of triangle location-plate (33) is contained on the circumference halfpace; Arranged outside at triangle location-plate (33) has the through hole that matches with vehicle frame outside fix axle (44) two ends screw, adopts screw that the outside and vehicle frame outside fix axle (44) two ends of triangle location-plate (33) are fixed into integral body.
4. propons assembly welding method according to claim 2, it is characterized in that: the inboard of triangle location-plate (33) is spill camber line limit, and the outside of triangle location-plate (33) extends to the frame assembly outer end; Match with propons ring flange (4) respectively in location shallow bid (30), location deep bid (32) and triangle location-plate (33) inboard, location shallow bid (30) wherein matches with the ringlet inwall of figure of eight propons ring flange (4) inboard, and location deep bid (32) matches with the great circle inwall in figure of eight propons ring flange (4) outside; Location shallow bid (30) is disc-shaped structure, the both sides of location deep bid (32) are respectively equipped with arc-shaped notch, location deep bid (32) one side arc-shaped notch match with the part periphery of location shallow bid (30), location deep bid (32) opposite side arc-shaped notch matches with the spill camber line limit of triangle location-plate (33) inboard, and be respectively arranged with the through hole that matches with the last screw that arranges of propons ring flange (4), will locate shallow bid (30), location deep bid (32) and triangle location-plate (33) and be fixed in propons ring flange (4) outside respectively; Or in the inboard of location axle sleeve (36) shop bolt (35) is set, or at a side bearing pin (42) of gearbox positioning disk (39).
5. propons assembly welding frock clamping device, it is characterized in that: it comprises location shallow bid (30), location deep bid (32), triangle location-plate (33), gearbox location transverse axis (37) and vehicle frame outside fix axle (44), arranged outside at triangle location-plate (33) has the through hole that matches with vehicle frame outside fix axle (44) two ends screw, at the two ends of vehicle frame outside fix axle (44) difference affixed triangle location-plate (33), the inboard of triangle location-plate (33) is spill camber line limit, and the outside of triangle location-plate (33) extends to the frame assembly outer end; Match with propons ring flange (4) respectively in location shallow bid (30), location deep bid (32) and triangle location-plate (33) inboard, location shallow bid (30) wherein matches with the ringlet inwall of figure of eight propons ring flange (4) inboard, and location deep bid (32) matches with the great circle inwall in figure of eight propons ring flange (4) outside; Location shallow bid (30) is disc-shaped structure, the both sides of location deep bid (32) are respectively equipped with arc-shaped notch, location deep bid (32) one side arc-shaped notch match with the part periphery of location shallow bid (30), location deep bid (32) opposite side arc-shaped notch matches with the spill camber line limit of triangle location-plate (33) inboard, and is respectively arranged with the through hole that matches with the last screw that arranges of propons ring flange (4); Transverse axis (37) two ends, gearbox location are affixed location axle sleeve (36) respectively, and suit location shallow bid (30) becomes to closely cooperate respectively on the location axle sleeve (36) at transverse axis (37) two ends, gearbox location.
6. propons assembly welding frock clamping device according to claim 5 is characterized in that: location shallow bid (30) is little trapezoidal round table-like in big the inner, outer end, and the inner trapezoidal round platform periphery of location shallow bid (30) becomes to closely cooperate with propons ring flange (4) inwall; The inner length of location shallow bid (30) equals the inner ring thickness of propons ring flange (4); Outer end at location shallow bid (30) cooperates suit platen (31).
7. according to claim 5 or 6 described propons assembly welding frock clamping devices, it is characterized in that: the periphery of location axle sleeve (36) becomes to closely cooperate with location shallow bid (30) inwall, and the periphery of location shallow bid (30) becomes to closely cooperate with propons ring flange (4) inwall; At axle sleeve (36) center, location screw is set, platen (31) is provided with and locatees the through hole that axle sleeve (36) center screw matches.
8. propons assembly welding frock clamping device according to claim 5 is characterized in that: location deep bid (32) forms the circumference halfpace for big trapezoidal round table-like in little the inner, outer end; The inner periphery of location deep bid (32) becomes to closely cooperate with propons ring flange (4) inwall, and the inboard engage sleeves of triangle location-plate (33) is contained on the circumference halfpace.
9. propons assembly welding frock clamping device according to claim 5 is characterized in that: connect firmly gearbox positioning disk (39) at gearbox location transverse axis (37), at gearbox positioning disk (39) cover sleeved (41).
10. propons assembly welding frock clamping device according to claim 9 is characterized in that: at gearbox positioning disk (39) dowel hole is set; Or locating the pin-and-hole that axle sleeve (36) arranges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110089906 CN102218613B (en) | 2011-04-11 | 2011-04-11 | Front axle assembly welding method and special fixture clamping device for front axle assembly welding |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110089906 CN102218613B (en) | 2011-04-11 | 2011-04-11 | Front axle assembly welding method and special fixture clamping device for front axle assembly welding |
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| Publication Number | Publication Date |
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| CN102218613A CN102218613A (en) | 2011-10-19 |
| CN102218613B true CN102218613B (en) | 2013-08-28 |
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| CN 201110089906 Expired - Fee Related CN102218613B (en) | 2011-04-11 | 2011-04-11 | Front axle assembly welding method and special fixture clamping device for front axle assembly welding |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103921034A (en) * | 2014-04-18 | 2014-07-16 | 诸暨市中汽机械零部件有限公司 | Welding device for gearbox bracket |
| CN103934606B (en) * | 2014-04-21 | 2016-01-20 | 安阳工学院 | A kind of electric tricycle rearmost axle bridge tube welding machine |
| CN106078054B (en) * | 2016-08-03 | 2017-08-25 | 安徽安凯汽车股份有限公司 | Passenger doors sill welds positioning tool before a kind of car |
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| CN202185711U (en) * | 2011-04-11 | 2012-04-11 | 湖南江麓特种装备制造有限公司 | Front axle assembling and welding tool clamping device |
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- 2011-04-11 CN CN 201110089906 patent/CN102218613B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2353584Y (en) * | 1999-01-19 | 1999-12-15 | 钟育青 | Anti-displacement backing board for rear spring steel-plate of vehicle |
| CN2860716Y (en) * | 2005-12-16 | 2007-01-24 | 中国重型汽车集团有限公司 | Locating device for bridge shell welding upper propelling rod bearing |
| CN101574750A (en) * | 2009-04-17 | 2009-11-11 | 成都焊研科技有限责任公司 | Longitudinal-seam four-welding-torch horizontal welding method for rear axle housings |
| CN201573025U (en) * | 2009-12-05 | 2010-09-08 | 东风德纳车桥有限公司 | Integrated positioning and welding device for rear axle casing accessories |
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| CN102218613A (en) | 2011-10-19 |
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