CN110014255A - Semitrailer front frame assembly tooling - Google Patents

Semitrailer front frame assembly tooling Download PDF

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Publication number
CN110014255A
CN110014255A CN201810023533.XA CN201810023533A CN110014255A CN 110014255 A CN110014255 A CN 110014255A CN 201810023533 A CN201810023533 A CN 201810023533A CN 110014255 A CN110014255 A CN 110014255A
Authority
CN
China
Prior art keywords
positioning
rack
stringer
front frame
front beam
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810023533.XA
Other languages
Chinese (zh)
Inventor
李晓甫
张世炜
李东浩
张新龙
蒋志林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CIMC Vehicles Group Co Ltd
Yangzhou CIMC Tonghua Special Vehicles Co Ltd
Original Assignee
China International Marine Containers Group Co Ltd
CIMC Vehicles Group Co Ltd
Yangzhou CIMC Tonghua Special Vehicles Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China International Marine Containers Group Co Ltd, CIMC Vehicles Group Co Ltd, Yangzhou CIMC Tonghua Special Vehicles Co Ltd filed Critical China International Marine Containers Group Co Ltd
Priority to CN201810023533.XA priority Critical patent/CN110014255A/en
Publication of CN110014255A publication Critical patent/CN110014255A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00Articles made by soldering, welding or cutting
    • B23K2101/006Vehicles

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The present invention provides a kind of semitrailer front frame assembly toolings comprising rack, traction module positioning mechanism, front beam positioning mechanism and stringer positioning mechanism, traction module positioning mechanism include positioning pin, are used for and draw pin openings location fit;Front beam positioning mechanism is equipped with front beam clamping element and a pair of of positioning seat;Stringer positioning mechanism includes that stopping unit and multiple groups clamp centering unit.When the assembly tooling carries out assembled to front frame, positioning pin is fixed position on rack length and width direction, when traction module cooperation is socketed on positioning pin, it can be achieved that traction module in X to the positioning with Y-direction;Front beam positioning mechanism and stringer positioning mechanism cooperate, and on the basis of positioning pin, to realize the positioning of front beam and stringer in X to, Y-direction.Using the application tooling assembly front frame when, positioned without manual measurement, levels of precision is high, while the participation for the personnel that can greatly reduce during assembly, improves the automatization level of front frame assembly.

Description

Semitrailer front frame assembly tooling
Technical field
The present invention relates to Trailer type frame for use in vehicle assembling technique field, in particular to a kind of semitrailer front frame assembly tooling.
Background technique
In the prior art, semitrailer production is using typical Multi-varieties and Small-batch Production mode.At present before semitrailer The assembly jig of vehicle frame only has a small amount of Simple positioning mechanism, can only be confined to the tool locating of simple dimensions, other most of works It also needs to measure and position by modes such as artificial crossed, measuring tapes, therefore vehicle frame splicing accuracy is lower.In addition, for The assembly of existing trailer front frame, need by after manually determining in welding assembly at complete vehicle frame, whole flow process needs big The manpower of amount, consolidation service automatization level are low.
Summary of the invention
It is an object of the invention to low, the consolidation service Automated waters that solves semitrailer front frame splicing accuracy in the prior art Equal low problem.
In order to solve the above technical problems, the present invention provides a kind of semitrailer front frame assembly tooling, it to be used for the front frame Stringer, the positioning of front beam and traction module it is assembled, the semitrailer front frame assembly tooling includes rack, traction module Positioning mechanism, front beam positioning mechanism and stringer positioning mechanism, traction module positioning mechanism are arranged in the rack, this leads Drawing module positioning mechanism includes the positioning pin being vertically arranged, position of the positioning pin on rack length and width direction Fixed, the positioning pin is for the draw pin openings location fit with the traction module;Front beam positioning mechanism is arranged in the machine The front end of frame, and can be on the length direction of the rack close to or far from the positioning pin;The front beam positioning mechanism is equipped with Front beam clamping element and a pair of positioning seat that can be synchronous relatively close or separate are equipped with vertical positioning on each positioning seat The positioning surface in face, two positioning seats is opposite, and the two of the positioning pin is symmetrically distributed in the width direction of the rack Side;Stringer positioning mechanism includes stopping unit and multiple groups clamp centering unit, and the stopping unit is arranged in the rear end of rack, And it is arranged with the positioning pin interval;Clamping centering unit is along the length direction arranged for interval of the rack described described in multiple groups In rack, clamping centering unit described in every group includes the stringer clamping element of a pair of opposing, and the two stringer clamping elements exist The two sides of the positioning pin are symmetrically distributed in the width direction of the rack, and the two stringer clamping elements can synchronize opposite lean on Close or remote from.
Preferably, the traction module positioning mechanism further includes pedestal and Duo Gen is vertically arranged support on the base Column, the substructure height are adjustably arranged in the rack;The positioning pin is vertically arranged on the base, described in more Support column compartment of terrain is arranged in the side of the positioning pin;The top of each support column is equipped with adsorption piece, for adsorbing The towing plate of the fixed traction module.
Preferably, the rack is equipped with elevating screw, the pedestal and the elevating screw threaded engagement, the lifting silk Bar is by motor driven, so that the pedestal is adjustable relative to the height of the rack.
Preferably, the traction module positioning mechanism further includes anti-rotation block, and the anti-rotation block is arranged in the pedestal One end far from the front beam positioning mechanism, the anti-rotation block are led for block described towards the surface of the positioning pin Draw the outside of module.
Preferably, the cross section of the positioning pin is in notched circle, and outer contour has a plurality of arc-shaped side and company The straight flange of adjacent two arc-shaped side is connect, each arc-shaped side is located on the same circle.
Preferably, step structure, two parallel vertical planes of the step structure point are equipped on each positioning seat Not Gou Cheng a positioning surface, the positioning surface below step in the rack width direction described in be located on step The inside of positioning surface.
Preferably, the front beam clamping element includes the two front beam gripping blocks being oppositely arranged, and two front beams clamp Block can be relatively close or far from front beam described in clamp or release, and the two front beam gripping block relative movement orbits are parallel to The length direction of the rack.
Preferably, the front beam clamping element is equipped with two groups, is separately positioned on two positioning seats;On the positioning seat It is fixed with the first actuator, the output shaft of first actuator is flexible along the length direction of the rack;Wherein described in one Front beam gripping block is fixed on the output shaft of first actuator, and another end carriage gripping block is fixed at positioning On seat.
Preferably, between two positioning seats by forward lead screw connect so that two positioning seats synchronize it is relatively close Or it is separate.
Preferably, the stopping unit includes a pair of of block, and two blocks are symmetrical in the width direction of the rack The two sides of the positioning pin are distributed in, the block is towards the end face of the front beam positioning mechanism for the end with the stringer Portion abuts.
Preferably, the stopping unit is movably arranged as in the rack, so that the stopping unit and the positioning pin The distance between it is adjustable.
Preferably, the stringer clamping element includes the two stringer gripping blocks being oppositely arranged, and the two stringer gripping blocks can phase Close to or far from stringer described in clamp or release, the track of the two stringer gripping block relative motions is perpendicular to the rack Length direction.
Preferably, the stringer clamping element is equipped with clamping seats, is fixed with the second actuator on the clamping seats, and described the The output shaft of two actuators is flexible along the width direction of the rack;Wherein a stringer gripping block be fixed at this second On the output shaft of actuator, another stringer gripping block is fixed on the clamping seats, and is located at second actuator Inside.
Preferably, it is connected between the clamping seats of two be oppositely arranged the stringer clamping element by forward lead screw, so that two The stringer clamping element synchronizes relatively close or separate.
It preferably, further include material fetching mechanism, which includes two groups of roller stations, and roller station described in two groups is respectively arranged In the two sides of the rack, roller station described in every group includes multiple along the spaced apart carrying roller of the rack length direction, each institute Stating carrying roller can rotate around the axis of its own, and the axis direction of the carrying roller is vertical with the length direction of the rack, the support The height of the relatively described rack of roller is adjustable.
As shown from the above technical solution, the invention has the benefit that
When assembled tooling of the invention carries out assembled to front frame, positioning pin is in rack length (X to) and width (Y-direction) is just Upward position is fixed, when traction module cooperation is socketed on positioning pin, it can be achieved that traction module in X to the positioning with Y-direction;Before End carriage positioning mechanism and stringer positioning mechanism cooperate, and on the basis of positioning pin, to realize front beam and stringer in X to, Y To positioning.When thus utilizing the tooling assembly front frame of the application, being positioned without manual measurement, levels of precision is high, while The participation for the personnel that can greatly reduce during assembled improves the automatization level of front frame assembly.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of semitrailer front frame assembly tooling embodiment of the present invention.
Fig. 2 is semitrailer front frame assembly tooling embodiment use state diagram of the present invention.
Fig. 3 is the structural schematic diagram of traction module positioning mechanism in semitrailer front frame assembly tooling embodiment of the present invention.
Fig. 4 is the structural schematic diagram of front beam positioning mechanism in semitrailer front frame assembly tooling embodiment of the present invention.
Fig. 5 is the structural schematic diagram of positioning seat in semitrailer front frame assembly tooling embodiment of the present invention.
Fig. 6 is the structural schematic diagram of stringer positioning mechanism in semitrailer front frame assembly tooling embodiment of the present invention.
The reference numerals are as follows: 1, assembled tooling;11, rack;12, traction module positioning mechanism;121, positioning pin; 122, pedestal;123, support column;124, adsorption piece;125, anti-rotation block;13, front beam positioning mechanism;130, front beam clamps Part;131, positioning seat;132, the first positioning surface;133, the second positioning surface;134, front beam gripping block;135, the first actuator; 14, stringer positioning mechanism;141, stopping unit;1411, block;142, centering unit is clamped;143, stringer clamping element;144, it indulges Beam gripping block;145, clamping seats;146, the second actuator;147, slide unit;15, material fetching mechanism;151, carrying roller;2, front frame;21, Stringer;22, front beam;23, traction module;24, interior crossbeam.
Specific embodiment
The exemplary embodiment for embodying feature of present invention and advantage will describe in detail in the following description.It should be understood that The present invention can have various variations in different embodiments, neither depart from the scope of the present invention, and theory therein Bright and diagram inherently is illustrated as being used, rather than to limit the present invention.
Principle and structure in order to further illustrate the present invention carry out the preferred embodiment of the present invention now in conjunction with attached drawing detailed It describes in detail bright.
When describing orientation, on the basis of the front frame of semitrailer, length direction is X to width is Y-direction, height side To for Z-direction;It is front end at the front beam place of front frame on front frame length direction, one end opposite with front end is rear end.
The application provides a kind of semitrailer front frame assembly tooling (rear abbreviation " assembled tooling "), for the vertical of front frame The positioning of beam, front beam and traction module is assembled.Wherein, traction module is prefabricated component, substantially by Vierendeel girder and traction board group Dress forms integral module, and wherein Vierendeel girder is generally made of more beams, and towing plate is equipped with the traction for cooperating with towing pin Pin hole.
Refering to fig. 1 and Fig. 2, assembled tooling 1 include rack 11, traction module positioning mechanism 12, front beam positioning mechanism 13 And stringer positioning mechanism 14.
Further, traction module positioning mechanism 12 is arranged in rack 11, which includes perpendicular The positioning pin 121 being directly arranged.Position of the positioning pin 121 on 11 length and width direction of rack is fixed, which is used for With the draw pin openings location fit of traction module 23.
Front beam positioning mechanism 13 is arranged in the front end of rack 11, and can on the length direction of rack 11 close to or far from Positioning pin 121.Front beam positioning mechanism 13 is equipped with front beam clamping element 130 and a pair of positioning that can be synchronous relatively close or separate Seat 131.The positioning surface being vertically arranged is equipped on each positioning seat 131, the positioning surface of two positioning seats 131 is opposite, and in rack 11 Width direction on be symmetrically distributed in the two sides of positioning pin 121.
Stringer positioning mechanism 14 includes stopping unit 141 and multiple groups clamp centering unit 142, and the setting of stopping unit 141 exists 11 rear end of rack, and be spaced and be arranged with positioning pin 121.Multiple groups clamp centering unit 142 along the length direction interval cloth of rack 11 It sets in rack 11, every group of clamping centering unit 142 includes the stringer clamping element 143 of a pair of opposing, and two stringers clamp Part 143 is symmetrically distributed in the two sides of positioning pin 121 in the width direction of rack 11, and two stringer clamping elements 143 can synchronize phase To close to or far from.
When carrying out assembly to front frame 2 using the assembled tooling 1 of the application, positioning pin 121 is in 11 length and width of rack Position is fixed on direction, when traction module 23 cooperation be socketed on positioning pin 121 when, it can be achieved that traction module 23 X to and Y-direction Positioning;Front beam positioning mechanism 13 and stringer positioning mechanism 14 cooperate, and on the basis of positioning pin 121, before realizing The positioning of end carriage 22 and stringer 21 in X to, Y-direction.Thus using the assembled tooling 1 of the application in assembled front frame 2, it is not necessarily to people Work measurement and positioning, levels of precision is high, while the participation for the personnel that can greatly reduce during assembly, and it is assembled to improve front frame 2 Automatization level.
Specifically, refering to Fig. 3, in the present embodiment, the cross section of positioning pin 121 is in notched circle, outer profile Line has a plurality of arc-shaped side and connects the straight flange of adjacent two arc-shaped side.Wherein each arc-shaped side is located on the same circle, where straight flange Position constitute 121 cross section of positioning pin notch.
When traction module 23 is socketed on the positioning pin 121, the setting of notch can prevent positioning pin 121 on positioning pin 121 Cooperate with crossing for towing plate, when not only can be connected to positioning pin 121 to avoid 23 sets of traction module, positioning pin 121 is to towing plate Abrasion, and after the completion of 2 assembly of front frame, it can be convenient for positioning pin 121 by being exited in draw pin openings.
In the present embodiment, positioning pin 121 is located on the middle line of 11 width direction of rack, and such setting can be convenient for front beam 22 and stringer 21 on the basis of Y-direction is by positioning pin 121, and realize centering position.
Further, traction module positioning mechanism 12 further includes pedestal 122 and Duo Gen is vertically arranged in branch on pedestal 122 Dagger 123, support column 123 is for carrying support traction module 23.Wherein, 122 height of pedestal is adjustably arranged in rack 11, Positioning pin 121 is vertically arranged on the pedestal 122, and more 123 compartment of terrain of support column are arranged in the side of positioning pin 121.
Preferably, the top of support column 123 is equipped with adsorption piece 124, the adsorption piece 124 of the present embodiment is electromagnet.Traction The towing plate of module 23 is metallic article, and when traction module 23 is socketed on positioning pin 121, adsorption piece 124 is adsorbable to be led Corbel back slab, so that traction module 23 is firmly secured in the vertical direction on support column 123.
In the present embodiment, rack 11 is equipped with elevating screw, pedestal 122 and the elevating screw threaded engagement.Go up and down silk Bar is by motor driven, so that pedestal 122 is adjustable relative to the height of rack 11, to enable traction module positioning mechanism 12 It is adapted to the traction module 23 of different height model.In addition, when pedestal 122 is gone up and down relative to rack 11, what support column 123 carried Traction module 23 can be gone up and down therewith, to adjust height of the traction module 23 relative to rack 11.
As shown in figure 3, traction module positioning mechanism 12 further includes anti-rotation block 125, anti-rotation block 125 is arranged in pedestal 122 one end far from front beam positioning mechanism 13, the anti-rotation block 125 are being drawn towards the side of positioning pin 121 for block The outside of the beam of module 23.In the draw pin openings and 121 location fit of positioning pin of traction module 23, anti-rotation block 125 can be kept off Only not only ensure traction module 23 in X to limit towing plate rotary freedom in the horizontal direction in the outside of traction module 23 It is fixed to the positioning with Y-direction, and prevents traction module 23 in the rotational freedom of Z-direction, realize that traction module 23 is determined in Z-direction Position.
Further, refering to Fig. 4 and Fig. 5, in front beam positioning mechanism 13, step is equipped on each positioning seat 131 Structure, two parallel vertical planes respectively constitute a positioning surface in each step structure.In the present embodiment, it is located on step The positioning surface of side is the first positioning surface 132, and the positioning surface below step is the second positioning surface 133.In the width along rack 11 It spends on direction, second positioning surface 133 of the present embodiment is located at the inside of the first positioning surface 132.
It, can in the first positioning surface 132 and the second positioning surface 133 of step-like distribution in two positioning seats 131 being oppositely arranged The front beam 22 of realization two kinds of different automobile types of the storehouse Ping Lan semitrailer and framework semi-trailer is in Y-direction to middle positioning respectively.
Wherein, the storehouse Ping Lan semitrailer is for directly loading cargo, without lock on front beam 22.It is fixed using above-mentioned front beam When position mechanism 13 realizes centering positioning, two positioning seats 131 being oppositely arranged synchronize close, the first positioning in two positioning seats 131 Face 132 also synchronize therewith it is close, respectively abut semitrailer front beam 22 both ends end face, so as to so that front beam 22 in Y It is positioned to centering.
And in certain form of semitrailer, in framework semi-trailer, the both ends of the front beam 22 of front frame 2 are all provided with useful In the lock fixed with container cooperation.The semitrailer front frame 2 of this type is in assembly, when in front beam positioning mechanism 13 When two positioning seats 131 being oppositely arranged synchronize close, second positioning surface 133 also synchronizes close therewith in two positioning seats 131, to divide It is not connected to the outside of the lock at 22 both ends of front beam, so that realizing has the front beam 22 of lock in Y-direction to middle positioning.
In the prior art, the storehouse Ping Lan semitrailer and framework semi-trailer can generally be treated as two kinds of entirely different vehicle difference It is made.And in this application, using two positioning surfaces being arranged on positioning seat 131 each in front beam positioning mechanism 13, When carrying out assembled to different automobile types, different positioning surfaces can be utilized respectively and carry out centering positioning, meet two kinds of different automobile types The location requirement of front beam 22 expands the scope of application of the assembly tooling 1, improves versatility.
In the present embodiment, it is connected between two positioning seats 131 being oppositely arranged by forward lead screw.Under motor driven, Two positioning seats 131 can synchronize relatively close or separate.
Refering to Fig. 4, front beam clamping element 130 includes the two front beam gripping blocks 134 being oppositely arranged, two front beam gripping blocks 134 can be relatively close or separate with clamp or release front beam 22, and two front beam gripping blocks, 134 relative movement orbit is parallel to machine The length direction of frame 11.After front beam 22 positions in Y-direction pair, front beam gripping block 134 is relatively close to clamp front beam 22, and fix position of the front beam 22 in Y-direction.
Specifically, in the present embodiment, front beam clamping element 130 is equipped with two groups, is separately positioned on two positioning seats 131. The first actuator 135 is fixed on each positioning seat 131, which has stretches along 11 length direction of rack The output shaft of contracting.In front beam clamping element 130, wherein a front beam gripping block 134 is fixed at the first actuator 135 On output shaft, another front beam gripping block 134 is fixed on positioning seat 131.
When the output shaft of the first actuator 135 stretches out, on 11 length direction of rack, first actuator 135 output Front beam gripping block 134 on axis can push front beam 22 close towards another front beam gripping block 134, so that two front beams press from both sides Tight block 134 is connected to the two sides of front beam 22 respectively, to fix to clamp the front beam 22.
After front beam 22 positions in Y-direction pair, front beam clamping element 130 is fixedly clamped front beam 22, front beam positioning The close positioning pin 121 on the length direction of rack 11 of mechanism 13, so that the end face of the side of front beam 22 and traction module 23 Fit, thus realize front beam 22 X to positioning.
In the present embodiment, front beam positioning mechanism 13 can be driven by cylinder or oil cylinder, in the length of rack 11 Close to or far from positioning pin 121 on direction.
Further, refering to Fig. 6, in stringer positioning mechanism 14, stopping unit 141 includes a pair of of block 1411.Two gears Block 1411 is symmetrically distributed in the two sides of positioning pin 121 in the width direction of rack 11, which positions towards front beam The end face of mechanism 13 is for the end abutment with stringer 21.
Front beam gripping block 134 is fixedly clamped after front beam 22, makes front beam positioning mechanism 13 in the length side of rack 11 Upwards close to positioning pin 121, when the front end face of the side of front beam 22 and stringer 21 abuts against, front beam positioning mechanism 13 can Driving stringer 21 is moved along 11 length direction of rack, so that it is connected to the rear end face of stringer 21 on block 1411, it is vertical to realize Beam 21 X to positioning.
In the present embodiment, stopping unit 141 is movably arranged as in rack 11, so that the stopping unit 141 and positioning The distance between pin 121 is adjustable.Such setting can expand assembled 1 scope of application of tooling, to be adapted to the spelling of different length stringer 21 Dress.It should be noted that the distance between stopping unit 141 and positioning pin 121 remain unchanged during 2 assembly of front frame.
As shown in fig. 6, stringer clamping element 143 includes the two stringer gripping blocks 144 being oppositely arranged, two stringer gripping blocks 144 Can be relatively close or separate with clamp or release stringer 21, the track of two stringer gripping blocks, 144 relative motion is perpendicular to rack 11 Length direction.
Specifically, in the present embodiment, clamping seats 145 are equipped on each stringer clamping element 143.It is solid on clamping seats 145 Surely it is equipped with the second actuator 146, which has the output shaft flexible along the width direction of rack 11.In stringer In clamping element 143, wherein a stringer gripping block 144 is fixed on the output shaft of the second actuator 146, another stringer is clamped Block 144 is fixed on clamping seats 145, and is located at the inside of the second actuator 146.
Stringer gripping block 144 when the output shaft of the second actuator 146 stretches out, on 146 output shaft of the second actuator It can be close to the lateral surface of 21 web of stringer, and push stringer 21 towards another front longitudinal beam gripping block in 11 width direction of rack 144 is close, so that another stringer gripping block 144 is close to the medial surface of 21 web of stringer, so that two stringer gripping blocks 144 be made to distinguish It is connected to the two sides of stringer 21, it is ensured that stringer 21 is fixedly clamped.
In the present embodiment, spacing is equipped between the lower end surface of two stringer gripping blocks 144 and the upper surface of clamping seats 145, With the lower wing plate for accommodating stringer 21.
Further, it is connected between the clamping seats 145 for two stringer clamping elements 143 being oppositely arranged by forward lead screw, Under motor driven, two stringer clamping elements 143 can synchronize relatively close or separate.
In X to after the completion of positioning, the stringer gripping block 144 of stringer clamping element 143 fixes to clamp vertical two stringers 21 of vehicle frame Beam 21 drives two stringer clamping elements 143 to synchronize separate, the distance between two stringers 21 is made to be greater than the length of crossbeam 24 in front frame 2 Degree.Pass through the positioning instruction being arranged on 21 web of stringer in advance, the artificial location and installation for carrying out interior crossbeam 24 at this time.Front frame After the installation is completed, then to drive two stringer clamping elements 143 to synchronize close for crossbeam 24 in 2, so that the medial surface of two stringers 21 supports respectively It connects at the both ends of interior crossbeam 24, to realize stringer 21 in the positioning of Y-direction.
In the present embodiment, two clamping seats 145 are mounted on a slide unit 147, and realize on slide unit 147 it is relatively close or It is separate.Slide unit 147 is movably arranged as in rack 11, close to or far from positioning pin 121, to make to press from both sides on 11 length direction of rack Tight the distance between seat 145 and positioning pin 121 are adjustable.Such setting can expand assembled 1 scope of application of tooling, to be adapted to different length Spend the assembly of stringer 21.It should be noted that during 2 assembly of front frame, between clamping seats 145 and positioning pin 121 away from From remaining unchanged.
In addition, refering to fig. 1 and Fig. 2, the assembled tooling 1 of the front frame 2 of the present embodiment further includes material fetching mechanism 15.The material containing machine Structure 15 includes two groups of roller stations, and two groups of roller stations are arranged in the two sides of rack 11.Every group of roller station includes multiple along rack The spaced apart carrying roller 151 of 11 length directions, each carrying roller 151 can be rotated around the axis of its own, the axis side of carrying roller 151 To vertical with the length direction of rack 11, the carrying roller 151 is adjustable with respect to the height of rack 11.
Stringer 21 to be assembled can be delivered in rack 11 by the rotation of carrying roller 151, be dropped down on clamping seats 145 to stringer 21 When, carrying roller 151 declines relative to rack 11, interferes to avoid during 2 assembly of front frame with stringer 21.To front frame After the completion of 2 integral assemblings, carrying roller 151 rises to concordant with the upper surface of clamping seats 145 again, and the rotation of carrying roller 151 at this time can will half Trailer front frame 2 is delivered to subsequent work platform position.
When semitrailer front frame 2 assembled using the assembled tooling 1 of the present embodiment, specific assembly process is as follows:
Stringer 21 is delivered in rack 11 by carrying roller 151, falls in stringer 21 on clamping seats 145, at this time carrying roller 151 Opposite rack 11 declines;It drives two stringer gripping blocks 144 relatively close to clamp stringer 21, then drives two stringers being oppositely arranged Clamping element 143 is relatively close, so that the spacing between two stringers 21 reaches the first setting value, then drives two stringer gripping blocks 144 It is relatively distant to unclamp stringer 21.
22 feeding of front beam, and drop down onto it on positioning seat 131, drive two opposite positioning seats 131 to synchronize close, so that First positioning surface 132 is connected to the end of front beam 22, or the outside for making the second positioning surface 133 be connected to 22 lock of front beam Face realizes front beam 22 in the positioning of Y-direction;Front beam 22 is fixed to clamp by front beam clamping element 130 again, driving front beam is fixed In the longitudinal direction close to positioning pin 121, front beam 22 moves to push stringer 21 for position mechanism 13, makes the end of stringer 21 Portion is connected on stopping unit 141, with realize stringer 21 X to positioning;Stringer 21 is after the completion of X is positioned upwards, front beam The remotely located pin 121 of positioning mechanism 13.
23 feeding of traction module, makes draw pin openings and 121 location fit of positioning pin, realize traction module 23 X to and Y-direction Positioning;Driving pedestal 122 makes traction module 23 rise certain distance, so that the upper flange difference area of two stringers 21 is located at traction In the notch of 23 two sides of module.Stringer gripping block 144 is set to be fixedly clamped stringer 21 again, driving stringer clamping element 143 is so that two is vertical The distance between beam 21 reaches the second setting value, and the interior crossbeam 24 of installation front frame 2 is positioned manually, then drives stringer clamping element 143 so that the distance between two stringers 21 reach third setting value, and the medial surface of two stringers 21 is connected to interior crossbeam respectively at this time 24 both ends, to realize stringer 21 in the positioning of Y-direction.
For stringer 21 after the completion of the positioning of Y-direction, driving pedestal 122 makes traction module 23 drop to the upper flange with stringer 21 It fits, to realize that traction module 23 is fixed in the positioning of Z-direction;Drive front beam positioning mechanism 13 close in the longitudinal direction again Positioning pin 121, so that 22 side of front beam and the end of stringer 21, traction module 23 fit, to realize front beam 22 in X To positioning.
It is next to each component of front frame 2 completion locating clip, it is welded and fixed using welding equipment, completes semitrailer front truck The assembling of frame 2.Carrying roller 151 rises and rotates, so that the front frame 2 being completed is delivered to subsequent work platform position.
Wherein, the second setting value is the length of the interior crossbeam 24 of front frame 2, and the first setting value is less than the second setting value, the Three setting values are greater than the second setting value.
To sum up, when carrying out assembled to front frame using the assembled tooling of the application, positioning pin is in rack length and width side Upward position is fixed, when traction module cooperation is socketed on positioning pin, it can be achieved that traction module in X to the positioning with Y-direction;Before End carriage positioning mechanism and stringer positioning mechanism cooperate, and on the basis of positioning pin, to realize front beam and stringer in X to, Y To positioning.When thus utilizing the tooling assembly front frame of the application, being positioned without manual measurement, levels of precision is high, while The participation for the personnel that can greatly reduce during assembled improves the automatization level of front frame assembly.In addition, the assembly of the application Tooling can be suitable for the assembly of different types of semitrailer front frame, so as to realize the flexible metaplasia of multi-vehicle-type swinging cross It produces.
Although describing the present invention with reference to several exemplary embodiments, it is to be understood that, term used be explanation and Term exemplary, and not restrictive.Due to the present invention can be embodied in a variety of forms without departing from invention spirit or Essence, it should therefore be appreciated that above embodiment is not limited to any of the foregoing details, and should be defined by the appended claims The whole change and modification widely explained, therefore fallen into claim or its equivalent scope in spirit and scope all should be with Attached claim is covered.

Claims (15)

1. a kind of semitrailer front frame assembly tooling, the positioning for the stringer of the front frame, front beam and traction module It is assembled, which is characterized in that the semitrailer front frame assembly tooling includes:
Rack;
Traction module positioning mechanism is arranged in the rack, which includes the positioning pin being vertically arranged, Position of the positioning pin on rack length and width direction fix, which is used to lead with the traction module Draw pin hole location fit;
Front beam positioning mechanism, is arranged in the front end of the rack, and can on the length direction of the rack close to or far from The positioning pin;The front beam positioning mechanism is equipped with front beam clamping element and a pair of positioning that can be synchronous relatively close or separate , it is equipped with vertical positioning surface on each positioning seat, the positioning surface of two positioning seats is opposite, and in the width of the rack The two sides of the positioning pin are symmetrically distributed on degree direction;
Stringer positioning mechanism, including stopping unit and multiple groups clamp centering unit, and the stopping unit is arranged after the rack End, and be arranged with the positioning pin interval;Clamping centering unit described in multiple groups exists along the length direction arranged for interval of the rack In the rack, clamping centering unit described in every group includes the stringer clamping element of a pair of opposing, and two stringers clamp Part is symmetrically distributed in the two sides of the positioning pin in the width direction of the rack, and the two stringer clamping elements can synchronize phase To close to or far from.
2. semitrailer front frame assembly tooling according to claim 1, which is characterized in that the traction module positioning mechanism Further include pedestal and Duo Gen is vertically arranged support column on the base, the rack is adjustably arranged in the substructure height On;The positioning pin is vertically arranged on the base, and the more support column compartment of terrain are arranged in the side of the positioning pin; The top of each support column is equipped with adsorption piece, to adsorb the towing plate of the fixed traction module.
3. semitrailer front frame assembly tooling according to claim 2, which is characterized in that the rack is equipped with lifting silk Bar, the pedestal and the elevating screw threaded engagement, the elevating screw is by motor driven, so that the pedestal is relative to institute The height for stating rack is adjustable.
4. semitrailer front frame assembly tooling according to claim 2, which is characterized in that the traction module positioning mechanism It further include anti-rotation block, the one end of the pedestal far from the front beam positioning mechanism is arranged in the anti-rotation block, described anti- Turn block and is used for block in the outside of the traction module towards the surface of the positioning pin.
5. semitrailer front frame assembly tooling according to claim 1, which is characterized in that the cross section of the positioning pin is in Notched circle, outer contour have a plurality of arc-shaped side and connect the straight flange of adjacent two arc-shaped side, each arc Side is located on the same circle.
6. semitrailer front frame assembly tooling according to claim 1, which is characterized in that be equipped on each positioning seat Step structure, two parallel vertical planes of the step structure respectively constitute a positioning surface, described fixed below step Plane is in the inside for the positioning surface being located on step in the rack width direction.
7. semitrailer front frame assembly tooling according to claim 1, which is characterized in that the front beam clamping element includes The two front beam gripping blocks being oppositely arranged, the two front beam gripping blocks can be relatively close or far from before described in clamp or releases End carriage, the two front beam gripping block relative movement orbits are parallel to the length direction of the rack.
8. semitrailer front frame assembly tooling according to claim 7, which is characterized in that the front beam clamping element is equipped with It two groups, is separately positioned on two positioning seats;The first actuator is fixed on the positioning seat, first actuator Output shaft is flexible along the length direction of the rack;Wherein a front beam gripping block is fixed at first actuator On output shaft, another front beam gripping block is fixed on positioning seat.
9. semitrailer front frame assembly tooling according to claim 1, which is characterized in that pass through between two positioning seats Forward lead screw connection so that two positioning seats synchronize it is relatively close or separate.
10. semitrailer front frame assembly tooling according to claim 1, which is characterized in that the stopping unit includes one To block, two blocks are symmetrically distributed in the two sides of the positioning pin, the block court in the width direction of the rack To the end face of the front beam positioning mechanism for the end abutment with the stringer.
11. according to claim 1 or semitrailer front frame assembly tooling described in 10, which is characterized in that the stopping unit is living It is arranged in the rack dynamicly, so that the distance between the stopping unit and the positioning pin are adjustable.
12. semitrailer front frame assembly tooling according to claim 1, which is characterized in that the stringer clamping element includes The two stringer gripping blocks being oppositely arranged, the two stringer gripping blocks can be relatively close or far from stringers described in clamp or release, Length direction of the track of the two stringer gripping block relative motions perpendicular to the rack.
13. semitrailer front frame assembly tooling according to claim 12, which is characterized in that the stringer clamping element is equipped with Clamping seats, are fixed with the second actuator on the clamping seats, the width of the output shaft of second actuator along the rack Direction is flexible;Wherein a stringer gripping block is fixed on the output shaft of second actuator, another stringer folder Tight block is fixed on the clamping seats, and is located at the inside of second actuator.
14. semitrailer front frame assembly tooling according to claim 13, which is characterized in that two be oppositely arranged are described vertical Between the clamping seats of beam clamping element by forward lead screw connect so that the two stringer clamping elements synchronize it is relatively close or separate.
15. semitrailer front frame assembly tooling according to claim 1, which is characterized in that it further include material fetching mechanism, the load Expect that mechanism includes two groups of roller stations, roller station described in two groups is arranged in the two sides of the rack, roller station packet described in every group Include multiple along the spaced apart carrying roller of the rack length direction, each carrying roller can be rotated around the axis of its own, described The axis direction of carrying roller is vertical with the length direction of the rack, and the height of the relatively described rack of the carrying roller is adjustable.
CN201810023533.XA 2018-01-10 2018-01-10 Semitrailer front frame assembly tooling Pending CN110014255A (en)

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CN201810023533.XA CN110014255A (en) 2018-01-10 2018-01-10 Semitrailer front frame assembly tooling

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Application Number Priority Date Filing Date Title
CN201810023533.XA CN110014255A (en) 2018-01-10 2018-01-10 Semitrailer front frame assembly tooling

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CN110014255A true CN110014255A (en) 2019-07-16

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111438478A (en) * 2020-04-17 2020-07-24 烟台翼博自动化科技有限公司 Auxiliary system for welding vehicle body
CN112589349A (en) * 2020-12-11 2021-04-02 重庆中车长客轨道车辆有限公司 Welding tool, welding system, positioning method and welding method
CN113941793A (en) * 2021-11-10 2022-01-18 中国兵器工业集团航空弹药研究院有限公司 Box prewelding device
CN114850759A (en) * 2022-05-12 2022-08-05 盈合(深圳)机器人与自动化科技有限公司 Welding clamping fixing device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111438478A (en) * 2020-04-17 2020-07-24 烟台翼博自动化科技有限公司 Auxiliary system for welding vehicle body
CN111438478B (en) * 2020-04-17 2022-06-21 烟台翼博自动化科技有限公司 Auxiliary system for welding vehicle body
CN112589349A (en) * 2020-12-11 2021-04-02 重庆中车长客轨道车辆有限公司 Welding tool, welding system, positioning method and welding method
CN113941793A (en) * 2021-11-10 2022-01-18 中国兵器工业集团航空弹药研究院有限公司 Box prewelding device
CN114850759A (en) * 2022-05-12 2022-08-05 盈合(深圳)机器人与自动化科技有限公司 Welding clamping fixing device
CN114850759B (en) * 2022-05-12 2023-10-13 盈合(深圳)机器人与自动化科技有限公司 Welding clamping fixing device

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