CN202053046U - Lower vehicle body repair welding clamp for light-duty vehicle - Google Patents
Lower vehicle body repair welding clamp for light-duty vehicle Download PDFInfo
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- CN202053046U CN202053046U CN2011200771735U CN201120077173U CN202053046U CN 202053046 U CN202053046 U CN 202053046U CN 2011200771735 U CN2011200771735 U CN 2011200771735U CN 201120077173 U CN201120077173 U CN 201120077173U CN 202053046 U CN202053046 U CN 202053046U
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Abstract
The utility model relates to the field of automobile manufacturing, aims to solves the problems in the prior art, such as manual operation or low automation degree, low welding efficiency or poor welding quality and high cost, and provides a lower vehicle body repair welding clamp for light-duty vehicles, which mainly comprises an adjustable frame, an I-shaped support, a workbench, positioning devices, locking devices and an electrical system, wherein the workbench is provided with six positioning devices and eight positioning clamp devices, which are locked dynamically and randomly through the locking devices, arranged symmetrically with stress balance and have linkage functions. According to different types of light-duty vehicles, different positioning devices and vehicle body lengths and different structural changes, the positioning and the locking devices are dynamically adjusted. The lower vehicle body repair welding clamp is applicable to single-row vehicles, double-row vehicles, vans and semi-row vehicles, achieves flexible production, has a simple structure, reduces labor intensity of operators, is economic and applicable, increases production efficiency, is characterized by the applicability to different types of lower vehicle bodies, and integrates multiple purposes in one machine.
Description
Technical field
The utility model relates to a kind of frock of automobile manufacture industry, is specifically related to a kind of light-duty vehicle under body repair welding anchor clamps.
Background technology
Present most of light-duty vehicle under body repair welding anchor clamps are to adopt the welding of people's frock, weld manually that adaptability is not good, labour intensity is big; Or adopt the welding equipment of large automatic to carry out, the main equipment area occupied is big, equipment investment is big, operation is had relatively high expectations, as single and double pickup truck, bread light bus, partly to arrange 4 kinds of vehicle swinging cross welding of pickup truck more difficult, existing weld jig major part can only be a special fixture, can only adapt to the welding of a kind of parts or assembly; At the shortcoming and the deficiency of existing repair welding anchor clamps, we design a kind of light-duty vehicle under body repair welding anchor clamps by workbench (1), 2 cover afterbody positioning and locking devices (2), 2 cover afterbody positioners (3), 2 cover middle part positioners (4), 2 cover anterior positioners (5), 2 cover anterior rocker-arm positioning and locking devices (6), 2 cover anterior locating supports (7), 2 cover scissors positioning and locking devices (8), 2 cover Kinematic Positioning locking devices (9), supporter (10), adjustable base for supporting (11), 2 cover middle part positioning supports (12), 2 cover afterbody positioning supports (13), two-position five-way valve (14), cylinder, air pump, stroke control valve, gas circuit connection valve etc. is partly formed.
The utility model content
Technical problem to be solved in the utility model provides the single and double pickup truck of a kind of assurance, bread light bus, partly arranges four kinds of light-duty vehicle under bodies of pickup truck repair welding anchor clamps, guarantee that product quality switches, and with guaranteeing to switch accurately location and locking mutually, improve production efficient, cost is low, a tractor serves several purposes reaches Flexible Production, reliable and stable light-duty vehicle under body repair welding anchor clamps.Save the light-duty vehicle under body effectively and mend the production cost of repair welding, level to operating personnel is less demanding, operation is easy, can regulate different product according to the condition of production, adaptability is strong, is fit to the under body of multi-vehicle-type, the repair welding anchor clamps that adopt workbench, positioning and locking device, locking system, control device etc. to form, adopt control valve, air pressure etc. to control, reduce working strength of workers.Both overcome the single shortcoming in existing most of repair welding anchor clamps location, also overcome the shortcoming of repair welding anchor clamps function singlenesses; Have simple in structure, economic and practical, suitable many light-duty vehicles under body characteristics.
The beneficial effects of the utility model: be fit to the swinging cross welding of 4 kinds of Light-duty Vehicle, efficiently solve single pickup truck, double pickup truck, bread light bus, partly arrange the repair welding of 4 kinds of light-duty vehicle under bodies of pickup truck and switch, guarantee product quality, and accurately location and locking are switched in assurance mutually, reduced production cost, shorten the production cycle, reached Flexible Production.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of light-duty vehicle under body repair welding anchor clamps, comprise workbench (1), 2 cover afterbody rocker-arm positioning and locking devices (2), 2 cover afterbody positioners (3), 2 cover middle part positioners (4), 2 cover anterior positioners (5), 2 cover anterior rocker-arm positioning and locking devices (6), 2 cover anterior locating supports (7), 2 cover scissors positioning and locking devices (8), 2 cover Kinematic Positioning locking devices (9), supporter (10), adjustable base for supporting (11), 2 cover middle part positioning supports (12), 2 cover afterbody positioning supports (13), two-position five-way valve (14), check valve (15), Kinematic Positioning locking device lifting stroke limit valve (16), Kinematic Positioning locking device locking stroke limit valve (17), air pump, silencer, tracheae connects valve, cylinder, gas circuit connection valve etc. is partly formed, realize single pickup truck, double pickup truck, the bread light bus, partly arrange the anchor clamps of the under body repair welding of 4 kinds of vehicles of pickup truck, afterbody rocker-arm positioning and locking device (2) passes through alignment pin, trip bolt and afterbody positioning support (13) rigid attachment, by afterbody positioning support (13), alignment pin, trip bolt and workbench (1) rigid attachment, interlock location and locking simultaneously about 2 cover afterbody rocker-arm positioning and locking devices (2), the symmetrical configuration stress balance; Scissors positioning and locking device (8) is respectively by alignment pin, trip bolt and workbench (1) rigid attachment, and interlock is located and locking, symmetrical configuration stress balance simultaneously about 2 cover scissors positioning and locking devices (8); Anterior rocker-arm positioning and locking device (6) is identical with afterbody rocker-arm positioning and locking device (2) structure, but size difference, anterior rocker-arm positioning and locking device (6) adopts alignment pin, trip bolt is by the equal rigid attachment of afterbody positioning support (13) and anterior locating support (7), anterior locating support (7) adopts trench structure, anterior rocker-arm positioning and locking device (6) adopts alignment pin by anterior locating support (7) at last, trip bolt and workbench (1) rigid attachment, interlock location and locking simultaneously about the 2 anterior rocker-arm positioning and locking devices of cover (6), the symmetrical configuration stress balance; Kinematic Positioning locking device (9) is by alignment pin, trip bolt and workbench (1) rigid attachment, and interlock is located and locking, symmetrical configuration stress balance simultaneously about 2 cover Kinematic Positioning locking devices (9); Afterbody positioner (3) and middle part positioner (4) and anterior positioner (5) are all by alignment pin, trip bolt and middle part positioning support (12) rigid attachment, middle part positioning support (12) is used for the supporting location of 4 kinds of light-duty vehicle under bodies by alignment pin, trip bolt and workbench (1) rigid attachment; Supporter (10) adopts i-shaped beams by U type fastening bolt and workbench (1) rigid attachment, by trip bolt and adjustable base for supporting (11) rigid attachment, adjustable base for supporting (11) adopts the adjustment bolt to screw in or screw out and adjusts support height in order to adjust the level of workbench (1), adjust the L type relative adjustable base for supporting of support plate (11) position with having notch on the L type support plate, and by trip bolt locking adjustable base for supporting (11) highly; 2 cover afterbody positioners (3) are identical with the structure of 2 cover middle part positioners (4), adopt L type structure external form, but size difference, all by alignment pin, trip bolt and middle part positioning support (12) rigid attachment, by middle part positioning support (12), alignment pin, trip bolt and workbench (1) rigid attachment; 2 cover middle part positioning supports (12) are identical with the structure of 2 cover afterbody positioning supports (13), adopt L type structure external form, but size difference, 2 cover middle part positioning supports (12) and 2 overlap the bottom of afterbody positioning supports (13) all by alignment pin, trip bolt and workbench (1) rigid attachment, middle part positioning support (12) upper end is by alignment pin, trip bolt and afterbody positioner (3) or middle part positioner (4) rigid attachment, and the upper end of afterbody positioning support (13) is by alignment pin, trip bolt and afterbody rocker-arm positioning and locking device (2) rigid attachment; 2 cover afterbody rocker-arm positioning and locking devices (2), 2 cover anterior rocker-arm positioning and locking devices (6), 2 cover scissors positioning and locking devices (8), the cylinder of 2 cover Kinematic Positioning locking devices (9) all connects valve by gas circuit and connects with two-position five-way valve (14), link simultaneously by (6) two assemblies of two-position five-way valve (14) control 2 cover afterbody rocker-arm positioning and locking devices (2) and the 2 anterior rocker-arm positioning and locking devices of cover and to realize that according to the order of sequence the location unloads workpiece with locking workpiece and return and wait for next workpiece, be applicable to single and double pickup truck, according to the order of sequence by two-position five-way valve (14) control 2 cover scissors positioning and locking devices (8) actions, 2 cover afterbody rocker-arm positioning and locking devices (2), 2 cover anterior rocker-arm positioning and locking devices (6), 2 cover scissors positioning and locking devices (8) three part assemblies realize that jointly the location unloads workpiece with locking workpiece and return and wait for next workpiece, are applicable to the bread light bus; Kinematic Positioning locking device (9) is rigidly connected with 2 cylinders, one is used for lifting, can dynamically adjust the position location of the relative vehicle body workpiece of Kinematic Positioning locking device (9) by line slide rail pair (9-19), another is used for locking, locate by two-position five-way valve (14) the lifting cylinder operation enforcement earlier of control Kinematic Positioning locking device (9) earlier according to the order of sequence, control 2 cover afterbody rocker-arm positioning and locking devices (2) then successively, 2 cover anterior rocker-arm positioning and locking devices (6), the locking cylinder three part assemblies of Kinematic Positioning locking device (9) realize that jointly the location unloads workpiece with locking workpiece and return and wait for next workpiece, are applicable to half row's pickup truck.
Pneumatic circuit has three kinds of user modes, specific as follows: first kind is applicable to single and double pickup truck, work loop: when right position of two-position five-way valve (14) P1 and position, two-position five-way valve (a 14) P3 left side, two-position five-way valve (14) P2, P4, during position, the equal left side of P5 three valves, load onto workpiece, the right position of two-position five-way valve (14) P3 makes afterbody rocker-arm positioning and locking device lock-up cylinder (2-11) and anterior rocker-arm positioning and locking device lock-up cylinder (6-11) locking workpiece, welding work pieces then, afterbody rocker-arm positioning and locking device lock-up cylinder (2-11) and anterior rocker-arm positioning and locking device lock-up cylinder (6-11) were opened in position, two-position five-way valve (a 14) P3 valve left side after welding finished, take off workpiece, prepare next workpiece; Second kind is applicable to the bread light bus, work loop: right position of two-position five-way valve (14) P4 and two-position five-way valve (14) P1, P2, during position, a P3 left side, load onto workpiece, the right position of two-position five-way valve (14) P3 makes afterbody rocker-arm positioning and locking device lock-up cylinder (2-11) and anterior rocker-arm positioning and locking device lock-up cylinder (6-11) locking workpiece, position, two-position five-way valve (a 14) P4 left side makes scissors positioning and locking device lock-up cylinder (8-13) locking workpiece, welding work pieces then, afterbody rocker-arm positioning and locking device lock-up cylinder (2-11) and anterior rocker-arm positioning and locking device lock-up cylinder (6-11) were opened in position, two-position five-way valve (a 14) P3 valve left side after welding finished, two-position five-way valve (14) P4 opens scissors positioning and locking device lock-up cylinder (8-13) in right position, take off workpiece, prepare next workpiece; The third is suitable for half row's pickup truck work loop: two-position five-way valve (14) P1, during position, a P3 left side, two-position five-way valve (14) P4, P2, during position, the P5 right side, lifting Kinematic Positioning locking device lifting positioning cylinder (9-16) during position, two-position five-way valve (14) the P2 right side, the lift location of lifting Kinematic Positioning locking device lifting positioning cylinder (9-16) is flexible spacing definite by closing by Kinematic Positioning locking device lifting stroke limit valve (16), load onto workpiece, the right position of two-position five-way valve (14) P3 makes afterbody rocker-arm positioning and locking device lock-up cylinder (2-11) and anterior rocker-arm positioning and locking device lock-up cylinder (6-11) locking workpiece, position, two-position five-way valve (a 14) P5 left side makes Kinematic Positioning locking device locking cylinder (9-11) locking workpiece, welding work pieces then, afterbody rocker-arm positioning and locking device lock-up cylinder (2-11) and anterior rocker-arm positioning and locking device lock-up cylinder (6-11) were opened in position, two-position five-way valve (a 14) P3 left side after welding finished, two-position five-way valve (14) P5 opens Kinematic Positioning locking device locking cylinder (9-11) in right position, take off workpiece, prepare next workpiece.
Description of drawings
Fig. 1 is a composition structural representation of the present utility model.
Fig. 2 is that afterbody rocker-arm positioning and locking device of the present utility model is formed structural representation.
Fig. 3 is that scissors positioning and locking device of the present utility model is formed structural representation.
Fig. 4 is that scissors positioning and locking device of the present utility model is formed structural front view.
Fig. 5 is that Kinematic Positioning locking device of the present utility model is formed structure one side direction schematic diagram.
Fig. 6 is that Kinematic Positioning locking device of the present utility model is formed structure opposite side direction schematic diagram.
Fig. 7 is that middle part of the present utility model positioner is formed structural representation.
Fig. 8 is that middle part of the present utility model positioning support is formed structural representation.
Fig. 9 is that anterior locating support of the present utility model is formed structural representation.
Figure 10 is a control pneumatic circuit schematic diagram of the present utility model.
The 1-workbench, 2 afterbody rocker-arm positioning and locking devices, 3 afterbody positioners, 4 middle part positioners, 5 anterior positioners, 6 anterior rocker-arm positioning and locking devices, 7 anterior locating supports, 8 scissors positioning and locking devices, 9 Kinematic Positioning locking devices, 10 supporters, 11 adjustable base for supporting, 12 middle part positioning supports, 13 afterbody positioning supports, 14 two-position five-way valves, 15 check valves, 16 Kinematic Positioning locking device lifting stroke limit valves, 17 Kinematic Positioning locking device locking stroke limit valves.
The specific embodiment
The technical program can also realize and the utility model will be further described below in conjunction with accompanying drawing by following technical measures:
Fig. 1 is a composition structural representation of the present utility model, by workbench (1), 2 cover afterbody rocker-arm positioning and locking devices (2), 2 cover afterbody positioners (3), 2 cover middle part positioners (4), 2 cover anterior positioners (5), 2 cover anterior rocker-arm positioning and locking devices (6), 2 cover anterior locating supports (7), 2 cover scissors positioning and locking devices (8), 2 cover Kinematic Positioning locking devices (9), supporter (10), adjustable base for supporting (11), 2 cover middle part positioning supports (12), 2 cover afterbody positioning supports (13), two-position five-way valve (14), cylinder, air pump, travel switch, gas circuit connection valve etc. is partly formed, realize single and double pickup truck, the bread light bus, partly arrange the anchor clamps of 4 kinds of light-duty vehicle under bodies of pickup truck repair welding, afterbody rocker-arm positioning and locking device (2) passes through alignment pin, trip bolt and afterbody positioning support (13) rigid attachment, by afterbody positioning support (13), alignment pin, trip bolt and workbench (1) rigid attachment, interlock location and locking simultaneously about 2 cover afterbody rocker-arm positioning and locking devices (2), the symmetrical configuration stress balance; Scissors positioning and locking device (8) is respectively by tail alignment pin, trip bolt and workbench (1) rigid attachment, and interlock is located and locking, symmetrical configuration stress balance simultaneously about 2 cover scissors positioning and locking devices (8); Anterior rocker-arm positioning and locking device (6) is identical with afterbody rocker-arm positioning and locking device (2) structure, but size difference, anterior rocker-arm positioning and locking device (6) adopts alignment pin, trip bolt is by the equal rigid attachment of afterbody positioning support (13) and anterior locating support (7), anterior locating support (7) adopts trench structure, anterior rocker-arm positioning and locking device (6) adopts alignment pin by anterior locating support (7) at last, trip bolt, with workbench (1) rigid attachment, interlock location and locking simultaneously about the 2 anterior rocker-arm positioning and locking devices of cover (6), the symmetrical configuration stress balance; Kinematic Positioning locking device (9) is by alignment pin, trip bolt and workbench (1) rigid attachment, and interlock is located and locking, symmetrical configuration stress balance simultaneously about 2 cover Kinematic Positioning locking devices (9); Afterbody positioner (3) and middle part positioner (4) and anterior positioner (5) are all by alignment pin, trip bolt and middle part positioning support (12) rigid attachment, middle part positioning support (12) is used for the supporting location of 4 kinds of light-duty vehicle under bodies by alignment pin, trip bolt and workbench (1) rigid attachment; Supporter (10) adopts i-shaped beams by U type fastening bolt and workbench (1) rigid attachment, by trip bolt and adjustable base for supporting (11) rigid attachment, adjustable base for supporting (11) adopts the adjustment bolt to screw in or screw out and adjusts support height in order to adjust workbench (1) level, adjust the L type relative adjustable base for supporting of support plate (11) position with having notch on the L type support plate, and by trip bolt locking adjustable base for supporting (11) highly; 2 cover afterbody positioners (3) are identical with the structure of 2 cover middle part positioners (4), adopt L type structure external form, but size difference, all by alignment pin, trip bolt and middle part positioning support (12) rigid attachment, by middle part positioning support (12), alignment pin, trip bolt and workbench (1) rigid attachment; 2 cover middle part positioning supports (12) are identical with the structure of 2 cover afterbody positioning supports (13), adopt L type structure external form, but size difference, 2 cover middle part positioning supports (12) and 2 overlap the bottom of afterbody positioning supports (13) all by alignment pin, trip bolt and workbench (1) rigid attachment, middle part positioning support (12) upper end is by alignment pin, trip bolt and afterbody positioner (3) or middle part positioner (4) rigid attachment, and the upper end of afterbody positioning support (13) is by alignment pin, trip bolt and afterbody rocker-arm positioning and locking device (2) rigid attachment; Anterior rocker-arm positioning and locking device (6) adopts alignment pin, trip bolt by the equal rigid attachment of afterbody positioning support (13) and anterior locating support (7), anterior locating support (7) adopts trench structure, and anterior rocker-arm positioning and locking device (6) adopts alignment pin, trip bolt, and workbench (1) rigid attachment by anterior locating support (7) at last; 2 cover afterbody rocker-arm positioning and locking devices (2), 2 cover anterior rocker-arm positioning and locking devices (6), 2 cover scissors positioning and locking devices (8), the cylinder of 2 cover Kinematic Positioning locking devices (9) all connects valve by gas circuit and connects with two-position five-way valve (14), link simultaneously by (6) two assemblies of two-position five-way valve (14) control 2 cover afterbody rocker-arm positioning and locking devices (2) and the 2 anterior rocker-arm positioning and locking devices of cover and to realize that according to the order of sequence the location unloads workpiece with locking workpiece and return and wait for next workpiece, be applicable to single and double pickup truck, according to the order of sequence by two-position five-way valve (14) control 2 cover scissors positioning and locking devices (8) actions, 2 cover afterbody rocker-arm positioning and locking devices (2), 2 cover anterior rocker-arm positioning and locking devices (6), 2 cover scissors positioning and locking devices (8) three part assemblies realize that jointly the location unloads workpiece with locking workpiece and return and wait for next workpiece, are applicable to the bread light bus; Kinematic Positioning locking device (9) is rigidly connected with 2 cylinders, one is used for lifting, can dynamically adjust the position location of the relative vehicle body workpiece of Kinematic Positioning locking device (9) by line slide rail pair (9-19), another is used for locking, locate by two-position five-way valve (14) the lifting cylinder operation enforcement earlier of control Kinematic Positioning locking device (9) earlier according to the order of sequence, control 2 cover afterbody rocker-arm positioning and locking devices (2) then successively, 2 cover anterior rocker-arm positioning and locking devices (6), the locking cylinder three part assemblies of Kinematic Positioning locking device (9) realize that jointly the location unloads workpiece with locking workpiece and return and wait for next workpiece, are applicable to half row's pickup truck.
Fig. 2 is that afterbody rocker-arm positioning and locking device of the present utility model forms structural representation; By support (2-1); Locating piece (2-2); Briquetting (2-3); Rocking arm (2-4); Bearing pin (2-5); Bearing (2-6); Cylinder guide rod (2-7); Rocking arm supporting base (2-8); Cylinder mount pad (2-9); Cylinder fixed pin shaft (2-10); Afterbody rocker-arm positioning and locking device locking cylinder (2-11); Alignment pin (2-12); Transfer block (2-13); Location key seat (2-14); Support plinths (2-15) etc. partly form; It is characterized in that: described rocking arm (2-4) adopts reaping hook J type structure; The front end of rocking arm (2-4) is by alignment pin and trip bolt and briquetting (2-3) rigid attachment; The middle part of rocking arm (2-4) adopts connecting hole to connect with rocking arm supporting base (2-8) semi-floating by bearing pin (2-5); Bearing pin (2-5) and rocking arm supporting base (2-8) interference rigid attachment; Bearing pin (2-5) adopts the gap to connect with the middle part connecting hole of rocking arm (2-4); Rocking arm (2-4) can be around bearing pin (2-5) Free; The end of rocking arm (2-4) adopts connecting hole to connect with bearing (2-6) full floating by bearing pin (2-5); All adopt the gap to be connected between the end of rocking arm (2-4) and bearing pin (2-5) and bearing pin (2-5) and the bearing (2-6); Rocking arm (2-4) can be around bearing pin (2-5) Free by connecting hole; While bearing pin (2-5) Free in bearing (2-6) hole; Endoporus can be installed copper bush; Reduce friction; Improve service life, the two ends of bearing pin (2-5) are installed moving axially of outer retaining ring lock shotpin axle (2-5) and are located the locking of formation rocker-arm; Rocking arm supporting base (2-8) adopts the H font structure by alignment pin and trip bolt and support (2-1) rigid attachment; Locating piece (2-2) adopts L type structure to pass through two top end faces of L type locating piece wherein two points as locating surface, and by alignment pin and trip bolt and support (2-1) rigid attachment; Bearing (2-6) adopts U type structure by welding and cylinder guide rod (2-7) rigid attachment; Switching piece (2-13) adopts L type structure by alignment pin and trip bolt and key seat (2-14) rigid attachment, switching piece (2-13) is by alignment pin and trip bolt and support (2-1) rigid attachment, switching piece (2-13) adopts connecting hole to connect with locking cylinder (2-11) semi-floating by cylinder fixed pin shaft (2-10), cylinder fixed pin shaft (2-10) and locking cylinder (2-11) interference rigid attachment, switching piece (2-13) cylinder fixed pin shaft (2-10) adopts the gap to connect, and locking cylinder (2-11) and cylinder fixed pin shaft (2-10) connecting hole that connects piece (2-13) that can rotate freely rotates; One end of alignment pin (2-12) adopts cone centre to be used for the location, and three points of two top end faces formations that are used to locate with L type locating piece determine that a plane positions, and the other end adopts the structure and key seat (14) rigid attachment of screw thread; Support plinth (2-15) adopts L type structure by alignment pin and trip bolt and support (2-6) rigid attachment, and designing on support plinth (2-15) bottom surface has construction bolt hole and locating hole to be used for and other supporting mass rigid attachment.
Fig. 3 is that scissors positioning and locking device of the present utility model is formed structural representation, Fig. 4 is that scissors positioning and locking device of the present utility model is formed structural front view, by left scissors connecting rod (8-1), 2 location locking pressure heads (8-2), secondary locating support (8-3), connect bearing pin (8-4), back-up ring (8-5) is adjusted in axial displacement, main supporting shaft (8-6), connect bearing pin (8-7), right scissors connecting rods (8-8), cylinder guide rod (8-9), cylinder guide rod fairlead (8-10), main locating support (8-11), cylinder mount pad (8-12), scissors positioning and locking device lock-up cylinder (8-13), support plinth (8-14), bearing (8-15), lower-left support arm (8-16), part such as bottom right support arm (8-17) is formed.Left side scissors connecting rods (8-1), right scissors connecting rod (8-8), lower-left support arm (8-16), bottom right support arm (8-17), connection bearing pin (8-4), axial displacement are adjusted formation scissors such as back-up ring (8-5), main supporting shaft (8-6), connection bearing pin (8-7) and are connected, and control scissors positioning and locking device lock-up cylinder (8-13) by two-position-five-way solenoid valve (8-18) to realize linking and locking; Location locking pressure head (8-2) end adopts cone centre, and the other end adopts the structure of screw thread, and accurate positioning can also proof strength; Left side scissors connecting rods (8-1) and right scissors connecting rod (8-8) respectively with location locking pressure head (8-2) rigid attachment, generally adopt screw to connect; Left side scissors connecting rods (8-1) adopt connecting hole to connect with secondary locating support (8-3) semi-floating by being connected bearing pin (8-4) respectively with right scissors connecting rod (8-8), connect bearing pin (8-4) and secondary locating support (8-3) and main locating support (8-11) interference rigid attachment, connect bearing pin (8-4) and adopt the gap to connect with the connecting hole of left scissors connecting rod (8-1) and right scissors connecting rod (8-8), left scissors connecting rod (8-1) and right scissors connecting rod (8-8) can freely rotate around connecting bearing pin (8-4); A left side scissors connecting rods (8-1) and right scissors connecting rod (8-8) with is connected bearing pin (8-4) on axial displacement is installed adjusts adjustment and the location that back-up ring (8-5) carries out end play and guarantee that axial location prevents interference, axial displacement adjustment back-up ring (8-5) thickness is joined as required and is got final product; Left side scissors connecting rods (8-1) adopt connecting hole by connecting bearing pin (8-7), outer snap ring connects with bottom right support arm (8-17) full floating, right scissors connecting rods (8-8) adopt connecting hole by connecting bearing pin (8-7), outer snap ring connects with lower-left support arm (8-16) full floating, in connecting hole, be bumped into copper bush, improve service life, reduce friction by the full floating connection, the resistance of motion is little, the full floating connection is meant left scissors connecting rod (8-1) and reaches bottom right support arm (8-17), between right scissors connecting rods (8-8) and the lower-left support arm (8-16) all by connecting hole be connected bearing pin (8-7) employing gap connection, lower-left support arm (8-16) and bottom right support arm (8-17) be connected bearing pin (8-7) and adopt the gap to connect, left side scissors connecting rods (8-1), bottom right support arm (8-17), right scissors connecting rods (8-8) and lower-left support arm (8-16) can freely rotate around connecting bearing pin (8-7) by connecting hole, the two ends installation wild card ring lock that connects bearing pin (8-7) only connects moving axially and locating of bearing pin (8-7), prevents axial float; Lower-left support arm (8-16) and bottom right support arm (8-17) connect with bearing (8-15) semi-floating by connecting hole, main supporting shaft (8-6), main supporting shaft (8-6) and bearing (8-15) interference rigid attachment, lower-left support arm (8-16) and bottom right support arm (8-17) are connected and can freely rotate around main supporting shaft (8-6) with main supporting shaft (8-6) gap by connecting hole; Cylinder guide rod fairlead (8-10) adopts the U type by one side two alignment pins and fastening bolt and main locating support (8-11) rigid attachment, guarantees to move axially to play guide effect with cylinder guide rod (8-9) matched in clearance; Secondary locating support (8-3) adopts U type structure by fastening bolt and main locating support (8-11) rigid attachment, and the groove of U type structure is used to install left scissors connecting rod (8-1) and right scissors connecting rod (8-8) etc.; Bearing (8-15) adopts U type structure by welding and cylinder guide rod (8-9) rigid attachment, and bearing (8-15) the interference main supporting shaft (8-6) that is rigidly connected is used to support lower-left support arm (8-16) and bottom right support arm (8-17); Support plinth (8-14) adopts L type structure by one side two alignment pins and fastening bolt and main locating support (8-11) rigid attachment, support plinth (8-14) side is by one side two alignment pins and fastening bolt and cylinder mount pad (8-12) rigid attachment, and design has construction bolt hole and locating hole and other supporting mass rigid attachment on support plinth (8-14) bottom surface.
Fig. 5 is that Kinematic Positioning locking device of the present utility model is formed structure one side direction schematic diagram, and Fig. 6 is that Kinematic Positioning locking device composition structure opposite side of the present utility model shows the direction schematic diagram. （9-1）； （9-2）； （9-3）； （9-4）； （9-5）； （9-6）； （9-7）； （9-8）； （9-9）； （9-10）； （9-11）； （9-12）； （9-13）； （9-14）； （9-15）； （9-16）； （9-17）； （9-18）； （9-19）； （9-20）； （9-21）； （9-22）； （9-23）； （9-24）； （9-25）； （9-26）；：：；；，；。 The guide rail of line slide rail pair (9-19) adopts support plinth (9-15) rigid attachment of Goethe's type structure by alignment pin and trip bolt and employing L type structure, the slide block of line slide rail pair (9-19) is by alignment pin and trip bolt and support (9-1) rigid attachment, support (9-1) can slide with the slide block of line slide rail pair (9-19) guide rail along line slide rail pair (9-19), fixedly limited block (9-17) and support (9-1) rigid attachment, can adjust limited block (9-18) adopts U type groove to adjust the position at support plinth (9-15) with support plinth (9-15), by screw lock on support plinth (9-15), support (9-1) the sliding position of line slide rail pair (9-19) by fixing limited block (9-17) with can adjust that limited block (9-18) is adjusted and spacing, realize dynamically adjusting the location; A support (9-1) and a location piece (9-2), location key seat (9-13), switching piece (9-14); rocking arm supporting base (9-8); cylinder fixed pin shaft (9-10); lifting location and installation bearing (9-24) is rigid attachment all; a location piece (9-2); location key seat (9-13); switching piece (9-14); rocking arm supporting base (9-8); cylinder fixed pin shaft (9-10); lifting location and installation bearing (9-24) element of etc.ing move with support (9-1); locating piece (9-2) adopts U type structure by alignment pin and trip bolt and support (9-1) rigid attachment; two top end faces by U type locating piece are as wherein two points of vehicle body workpiece locating surface, piece (9-14) the employing L type of transferring structure by alignment pin and trip bolt respectively with location key seat (9-13) and support (9-1) rigid attachment; Rocking arm supporting base (9-8) adopts I-shaped structure by alignment pin and trip bolt and support (9-1) rigid attachment; Cylinder fixed pin shaft (9-10) is by cylinder mount pad (9-9), locking cylinder (9-11) connects with support (9-1) full floating, locking cylinder (9-11) and cylinder mount pad (9-9) rigid attachment, cylinder mount pad (9-9) adopts the gap to connect with cylinder fixed pin shaft (9-10), locking cylinder (9-11) can freely rotate around cylinder fixed pin shaft (9-10) with cylinder mount pad (9-9), cylinder fixed pin shaft (9-10) connects with support (9-1) gap, the two ends of cylinder fixed pin shaft (9-10) are installed the wild card ring lock and are ended moving axially and locating of cylinder fixed pin shaft (9-10), cylinder fixed pin shaft (9-10), cylinder mount pad (9-9) and locking cylinder (9-11) can link with support (9-1), lifting location and installation bearing (9-24) is support (9-1) and lifting positioning cylinder guide bar receiver (9-23) rigid attachment respectively, lifting location and installation bearing (9-24) is by alignment pin and trip bolt and support (9-1) rigid attachment, and lifting location and installation bearing (9-24) is by lifting alignment pin (9-22) and lifting positioning cylinder guide bar receiver (9-23) interference rigid attachment; One end of alignment pin (9-12) adopts cone centre, and two top end faces that are used for a location and U type location piece (9-2) constitute the bikini locating surface, and the other end adopts helicitic texture and location key seat (9-13) rigid attachment; Location key seat (9-13) adopts L type structure by alignment pin and trip bolt and switching piece (9-14) rigid attachment; Lifting positioning cylinder installing plate (9-21) and support plinth (9-15) and lifting positioning cylinder (9-16) rigid attachment generally adopt thread connection; （9-4）Z； （9-4） （9-3）； （9-4） （9-5） （9-8）； （9-5） （9-8）； （9-5） （9-4）； （9-4） （9-5）； （9-4） （9-5） （9-6）；；；； （9-4） （9-5） （9-4） （9-6）； （9-4） （9-5）； （9-5） （9-6）； （9-5） （9-5），Z；。 Secondary bearing (9-6) adopts U type structure by welding and locking cylinder cylinder guide rod (9-7) rigid attachment, and lifting positioning cylinder guide bar receiver (9-23) adopts U type structure by welding and lifting cylinder guide rod (9-20) rigid attachment.
Fig. 7 is that middle part of the present utility model positioner is formed structural representation, middle part positioner (4) is identical with the structure of afterbody positioner (3), adopt L type structure external form, but size difference, afterbody positioner (3) is by locating support (3-3), 2 Bolt Connection holes (3-1), 1 locating hole (3-1), support plate (3-4), 4 support plate Bolt Connection holes (3-5), 2 support plate locating holes (3-6) are formed, locating support (3-3) adopts L type structure, utilize two end faces of L type to position, be equivalent to two point locations, locating support (3-3) is by 2 Bolt Connection holes (3-1), 1 locating hole (3-1), alignment pin, trip bolt and support plate (3-4) rigid attachment; Support plate (3-4) is by 4 support plate Bolt Connection holes (3-5), 2 support plate locating holes (3-6), alignment pin, trip bolt and support rigid attachment.
Fig. 8 is that middle part of the present utility model positioning support is formed structural representation, afterbody positioning support (13) is identical with the structure of middle part positioning support (12), adopt L type structure external form, but size difference, middle part positioning support (12) is by main support plate (12-1), 4 main support plate Bolt Connection holes (12-2), 2 main support plate locating holes (12-3), strengthen gusset (12-4), 4 bed bolt connection holes (12-5), base plate (12-6), 2 base plate locating holes (12-7) are formed, main support plate (12-1), base plate (12-6) adopts the welding method rigid attachment with strengthening gusset (12-4), main support plate (12-1) with become L type structure after base plate (12-6) welds; Main support plate (12-1) adopts the structure of 4 main support plate Bolt Connection holes (12-2), 2 main support plate locating holes (12-3), by 4 main support plate Bolt Connection holes (12-2), 2 main support plate locating holes (12-3), alignment pin, trip bolt and positioning component rigid attachment; Base plate (12-6) adopts the structure of 4 bed bolt connection holes (12-5), 2 base plate locating holes (12-7), by 4 bed bolt connection holes (12-5), 2 base plate locating holes (12-7), alignment pin, trip bolt and workbench rigid attachment.
Fig. 9 is that anterior locating support of the present utility model is formed structural representation, anterior locating support (7) adopts bathtub construction, form by upper bearing plate (7-1), 2 upper bearing plate locating holes (7-2), 4 upper bearing plate Bolt Connection holes (7-3), reinforcement gusset (7-4), side bearing plate (7-5), 4 bed bolt connection holes (7-6), 2 base plate locating holes (7-7), base plate (7-8), upper bearing plate (7-1), reinforcement gusset (7-4), side bearing plate (7-5) adopt the welding method rigid attachment with base plate (7-8), constitute bathtub construction; Upper bearing plate (7-1) adopts the structure in 2 upper bearing plate locating holes (7-2), 4 upper bearing plate Bolt Connection holes (7-3), by 2 upper bearing plate locating holes (7-2), 4 upper bearing plate Bolt Connection holes (7-3), alignment pin, trip bolt and positioning component rigid attachment; Base plate (7-8) adopts the structure of 4 bed bolt connection holes (7-6), 2 base plate locating holes (7-7), by, 4 bed bolt connection holes (7-6), 2 base plate locating holes (7-7), alignment pin, trip bolt and workbench (1) rigid attachment.
Figure 10 is a control pneumatic circuit principle schematic of the present utility model, by afterbody rocker-arm positioning and locking device locking cylinder (2-11), anterior rocker-arm positioning and locking device lock-up cylinder (6-11), scissors positioning and locking device lock-up cylinder (8-13), Kinematic Positioning locking device lifting positioning cylinder (9-16), Kinematic Positioning locking device locking cylinder (9-11), two-position five-way valve (14), check valve (15), Kinematic Positioning locking device lifting stroke limit valve (16), Kinematic Positioning locking device locking stroke limit valve (17), air pump, silencer, tracheae connection valve etc. is partly formed, have three kinds of user modes, specific as follows: first kind is applicable to single and double pickup truck, work loop: when right position of two-position five-way valve (14) P1 and position, two-position five-way valve (a 14) P3 left side, two-position five-way valve (14) P2, P4, during position, the equal left side of P5 three valves, load onto workpiece, the right position of two-position five-way valve (14) P3 makes afterbody rocker-arm positioning and locking device locking cylinder (2-11) and anterior rocker-arm positioning and locking device lock-up cylinder (6-11) locking workpiece, welding work pieces then, afterbody rocker-arm positioning and locking device locking cylinder (2-11) and anterior rocker-arm positioning and locking device lock-up cylinder (6-11) were opened in position, two-position five-way valve (a 14) P3 valve left side after welding finished, take off workpiece, prepare next workpiece; Second kind is applicable to the bread light bus, work loop: right position of two-position five-way valve (14) P4 and two-position five-way valve (14) P1, P2, during position, a P3 left side, load onto workpiece, the right position of two-position five-way valve (14) P3 makes afterbody rocker-arm positioning and locking device locking cylinder (2-11) and anterior rocker-arm positioning and locking device lock-up cylinder (6-11) locking workpiece, position, two-position five-way valve (a 14) P4 left side makes scissors positioning and locking device lock-up cylinder (8-13) locking workpiece, welding work pieces then, afterbody rocker-arm positioning and locking device locking cylinder (2-11) and anterior rocker-arm positioning and locking device lock-up cylinder (6-11) were opened in position, two-position five-way valve (a 14) P3 valve left side after welding finished, two-position five-way valve (14) P4 opens scissors positioning and locking device lock-up cylinder (8-13) in right position, take off workpiece, prepare next workpiece; The third is suitable for half row's pickup truck work loop: two-position five-way valve (14) P1, during position, a P3 left side, two-position five-way valve (14) P4, P2, during position, the P5 right side, lifting Kinematic Positioning locking device lifting positioning cylinder (9-16) during position, two-position five-way valve (14) the P2 right side, the lift location of lifting Kinematic Positioning locking device lifting positioning cylinder (9-16) is flexible spacing definite by closing by Kinematic Positioning locking device lifting stroke limit valve (16), load onto workpiece, the right position of two-position five-way valve (14) P3 makes afterbody rocker-arm positioning and locking device locking cylinder (2-11) and anterior rocker-arm positioning and locking device lock-up cylinder (6-11) locking workpiece, position, two-position five-way valve (a 14) P5 left side makes Kinematic Positioning locking device locking cylinder (9-11) locking workpiece, welding work pieces then, afterbody rocker-arm positioning and locking device locking cylinder (2-11) and anterior rocker-arm positioning and locking device lock-up cylinder (6-11) were opened in position, two-position five-way valve (a 14) P3 left side after welding finished, two-position five-way valve (14) P5 opens Kinematic Positioning locking device locking cylinder (9-11) in right position, take off workpiece, prepare next workpiece.Can the stochastic and dynamic locking by locking system, symmetrical arrangement, stress balance, has the interlock function, change and can dynamically adjust location and locking device according to dissimilar light-duty vehicles and different position location and with length of wagon and different structure, be used for as single pickup truck, double pickup truck, bread light bus, partly arranging 4 kinds of vehicles such as pickup truck, be suitable for multi-vehicle-type under body characteristics, reach Flexible Production, have labour intensity simple in structure, as to reduce operation, economic and practical, enhance productivity, a tractor serves several purposes.
Claims (1)
1. light-duty vehicle under body repair welding anchor clamps, comprise workbench (1), 2 cover afterbody rocker-arm positioning and locking devices (2), 2 cover afterbody positioners (3), 2 cover middle part positioners (4), 2 cover anterior positioners (5), 2 cover anterior rocker-arm positioning and locking devices (6), 2 cover anterior locating supports (7), 2 cover scissors positioning and locking devices (8), 2 cover Kinematic Positioning locking devices (9), supporter (10), adjustable base for supporting (11), 2 cover middle part positioning supports (12), 2 cover afterbody positioning supports (13), two-position five-way valve (14), check valve (15), Kinematic Positioning locking device lifting stroke limit valve (16), Kinematic Positioning locking device locking stroke limit valve (17), air pump, silencer, tracheae connects valve, cylinder, gas circuit connection valve etc. is partly formed, it is characterized in that: described afterbody rocker-arm positioning and locking device (2) passes through alignment pin, trip bolt and afterbody positioning support (13) rigid attachment, by afterbody positioning support (13), alignment pin, trip bolt and workbench (1) rigid attachment, interlock location and locking simultaneously about 2 cover afterbody rocker-arm positioning and locking devices (2), the symmetrical configuration stress balance; Scissors positioning and locking device (8) is by alignment pin, trip bolt and workbench (1) rigid attachment, and interlock is located and locking, symmetrical configuration stress balance simultaneously about 2 cover scissors positioning and locking devices (8); Anterior rocker-arm positioning and locking device (6) adopts alignment pin, trip bolt by the equal rigid attachment of afterbody positioning support (13) and anterior locating support (7), anterior locating support (7) adopts trench structure, anterior rocker-arm positioning and locking device (6) adopts alignment pin, trip bolt and workbench (1) rigid attachment by anterior locating support (7) at last, interlock location and locking simultaneously about the 2 anterior rocker-arm positioning and locking devices of cover (6), the symmetrical configuration stress balance; Kinematic Positioning locking device (9) is by alignment pin, trip bolt and workbench (1) rigid attachment, and interlock is located and locking, symmetrical configuration stress balance simultaneously about 2 cover Kinematic Positioning locking devices (9); Afterbody positioner (3) and middle part positioner (4) and anterior positioner (5) be all by alignment pin, trip bolt and middle part positioning support (12) rigid attachment, middle part positioning support (12), alignment pin, trip bolt and workbench (1) rigid attachment; Supporter (10) adopts i-shaped beams by U type fastening bolt and workbench (1) rigid attachment, by trip bolt and adjustable base for supporting (11) rigid attachment, adjustable base for supporting (11) adopts the adjustment bolt to screw in or screw out and adjusts support height in order to adjust the level of workbench (1), adjust the L type relative adjustable base for supporting of support plate (11) position with having notch on the L type support plate, and by trip bolt locking adjustable base for supporting (11) highly; 2 cover afterbody rocker-arm positioning and locking devices (2), 2 cover anterior rocker-arm positioning and locking devices (6), 2 cover scissors positioning and locking devices (8), the cylinder of 2 cover Kinematic Positioning locking devices (9) all connects valve by gas circuit and connects with two-position five-way valve (14), link simultaneously by (6) two assemblies of two-position five-way valve (14) control 2 cover afterbody rocker-arm positioning and locking devices (2) and the 2 anterior rocker-arm positioning and locking devices of cover and to realize that according to the order of sequence the location unloads workpiece with locking workpiece and return and wait for next workpiece, according to the order of sequence by two-position five-way valve (14) control 2 cover scissors positioning and locking devices (8) actions, 2 cover afterbody rocker-arm positioning and locking devices (2), 2 cover anterior rocker-arm positioning and locking devices (6), 2 cover scissors positioning and locking devices (8) three part assemblies realize that jointly the location unloads workpiece with locking workpiece and return and wait for next workpiece; Kinematic Positioning locking device (9) is rigidly connected with 2 cylinders, one is used for lifting, can dynamically adjust the position location of the relative vehicle body workpiece of Kinematic Positioning locking device (9) by line slide rail pair (9-19), another is used for locking, locate by two-position five-way valve (14) the lifting cylinder operation enforcement earlier of control Kinematic Positioning locking device (9) earlier according to the order of sequence, control 2 cover afterbody rocker-arm positioning and locking devices (2) then successively, 2 cover anterior rocker-arm positioning and locking devices (6), the locking cylinder three part assemblies of Kinematic Positioning locking device (9) realize that jointly the location unloads workpiece with locking workpiece and return and wait for next workpiece.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200771735U CN202053046U (en) | 2011-03-23 | 2011-03-23 | Lower vehicle body repair welding clamp for light-duty vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011200771735U CN202053046U (en) | 2011-03-23 | 2011-03-23 | Lower vehicle body repair welding clamp for light-duty vehicle |
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| CN202053046U true CN202053046U (en) | 2011-11-30 |
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| CN2011200771735U Expired - Fee Related CN202053046U (en) | 2011-03-23 | 2011-03-23 | Lower vehicle body repair welding clamp for light-duty vehicle |
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| CN102861979A (en) * | 2012-09-29 | 2013-01-09 | 长城汽车股份有限公司 | Automatic spot welding device for automotive engine compartment repair welding |
| CN103624449A (en) * | 2012-08-28 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Car front wall assembly welding clamp |
| CN103624432A (en) * | 2012-08-22 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Front seat beam A assembly clamp for automobile |
| CN103624453A (en) * | 2012-08-28 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Car left and right column A inner plate assembly clamp |
| CN103624439A (en) * | 2012-08-22 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Left-and-right C-column inner board assembly clamp for automobile manufacturing |
| CN103624437A (en) * | 2012-08-22 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Rear seat beam A assembly clamp for automobile |
| CN103624436A (en) * | 2012-08-22 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Left-right side wall C column internal board sub assembly clamp for automobile |
| CN103831566A (en) * | 2014-02-25 | 2014-06-04 | 江苏畅通车业发展有限公司 | Welding tool for automobile front bumper beam assembly |
| CN106272130A (en) * | 2016-10-11 | 2017-01-04 | 上海翼锐汽车科技有限公司 | Protecgulum flexible fixture |
| CN113118987A (en) * | 2019-12-30 | 2021-07-16 | 广州汽车集团股份有限公司 | Vehicle positioning and clamping device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103624432A (en) * | 2012-08-22 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Front seat beam A assembly clamp for automobile |
| CN103624439A (en) * | 2012-08-22 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Left-and-right C-column inner board assembly clamp for automobile manufacturing |
| CN103624437A (en) * | 2012-08-22 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Rear seat beam A assembly clamp for automobile |
| CN103624436A (en) * | 2012-08-22 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Left-right side wall C column internal board sub assembly clamp for automobile |
| CN103624449A (en) * | 2012-08-28 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Car front wall assembly welding clamp |
| CN103624453A (en) * | 2012-08-28 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Car left and right column A inner plate assembly clamp |
| CN102861979A (en) * | 2012-09-29 | 2013-01-09 | 长城汽车股份有限公司 | Automatic spot welding device for automotive engine compartment repair welding |
| CN102861979B (en) * | 2012-09-29 | 2014-11-12 | 长城汽车股份有限公司 | Automatic spot welding device for automotive engine compartment repair welding |
| CN103831566A (en) * | 2014-02-25 | 2014-06-04 | 江苏畅通车业发展有限公司 | Welding tool for automobile front bumper beam assembly |
| CN106272130A (en) * | 2016-10-11 | 2017-01-04 | 上海翼锐汽车科技有限公司 | Protecgulum flexible fixture |
| CN113118987A (en) * | 2019-12-30 | 2021-07-16 | 广州汽车集团股份有限公司 | Vehicle positioning and clamping device |
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