CN109396689A - For controlling the tooling of front beam welding deformation - Google Patents
For controlling the tooling of front beam welding deformation Download PDFInfo
- Publication number
- CN109396689A CN109396689A CN201710713013.7A CN201710713013A CN109396689A CN 109396689 A CN109396689 A CN 109396689A CN 201710713013 A CN201710713013 A CN 201710713013A CN 109396689 A CN109396689 A CN 109396689A
- Authority
- CN
- China
- Prior art keywords
- pressure arm
- pedestal
- connecting rod
- front beam
- rotation axis
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
Abstract
The present invention provides a kind of for controlling the tooling of front beam welding deformation, including pedestal, cradle and pressure arm mechanism;Cradle includes pedestal and relative to the liftable support block of pedestal, and pedestal is mounted on the base and stretches out from base side, and support block is located at the one end of pedestal far from pedestal;Pressure arm mechanism includes cabinet and is rotatably connected on cabinet and upwardly-openable or the pressure arm pressed downwards;Cabinet is mounted on the base and is higher than cradle;Pressure arm is stretched out in downward pressing from base side, and opposite up and down with support block;Pressure arm mechanism is two groups, is symmetrically respectively in the two sides of cradle;When pressure arm opens up, front beam is able to enter in the tooling, and is carried in support block in the middle part of front beam;It is pressed against on front beam when pressure arm presses downwards.The present invention can control the welding deformation of front beam in front frame welding process, and the front frame geomery after making welding is met the requirements.
Description
Technical field
It is the present invention relates to special-purpose vehicle production technology equipment, in particular to a kind of for controlling the work of front beam welding deformation
Dress.
Background technique
In special-purpose vehicle, front frame mainly by parts assemblies such as front beam, small girder, well subracks and is welded.Its
In, the both ends of front beam need connecting angle pieces, and in order to lift and connect container etc., and the distance between corner fittings has relevant criterion
It is required that therefore, shape and the size requirement with higher to front beam.And currently, in special-purpose vehicle industry, the welding of front beam
And when by front beam and other component being spliced to form front frame, carried out mainly by the way of manual welding, front beam
Welding deformation is uncontrollable, after front frame is completed in assembly, it may appear that the case where height is bowed needs to enter hydraulic station school shape tooling
It is corrected, additional workload is big, time-consuming and laborious.
Summary of the invention
The purpose of the present invention is to provide a kind of for controlling the tooling of front beam welding deformation, to weld in front frame
The deformation that front beam is controlled in journey solves to complete to need to correct shape front beam after front frame is assembled in the prior art time-consuming and laborious
The problem of.
In order to solve the above technical problems, the present invention adopts the following technical scheme: a kind of for controlling front beam welding deformation
Tooling, including pedestal, cradle and pressure arm mechanism;Cradle includes pedestal and relative to the liftable support block of pedestal, institute
It states pedestal to be installed on the pedestal and stretch out from the base side, the support block is located at the pedestal far from the pedestal
One end;Pressure arm mechanism includes cabinet and is rotatably connected on cabinet and upwardly-openable or the pressure arm pressed downwards;Institute
Cabinet is stated to be installed on the pedestal and be higher than the cradle;The pressure arm is stretched in downward pressing from the base side
Out, and it is opposite up and down with the support block;The pressure arm mechanism is two groups, is symmetrically respectively in the two sides of the cradle;Institute
When stating pressure arm and opening up, the front beam is able to enter in the tooling, and is carried in the support block in the middle part of front beam;Institute
It states and is pressed against when pressure arm presses downwards on the front beam.
Preferably, the pressure arm mechanism further includes driving device and the transmission device for connecting the driving device, the drive
Dynamic device provides power, and the transmission device connects and the pressure arm is driven to rotate.
Preferably, the transmission device includes rotation axis, the first connecting rod for being fixedly connected with the rotation axis and with described
The hinged second connecting rod of one connecting rod;The second connecting rod connects the pressure arm, and the pivot center of tie point and the pressure arm it
Between have distance;The rotation axis is parallel with the pivot center of the pressure arm, and the rotation axis is turned by driving device driving
It is dynamic, drive the pressure arm to rotate via the transmission of the first connecting rod and the second connecting rod.
Preferably, when the pressure arm presses downwards, the first connecting rod is parallel with the second connecting rod, and with the pressure
Arm is vertical.
Preferably, the rotation axis is rotatably penetrated and arranged on the cabinet, and the rotation axis both ends are respectively from the case
Body two sides are stretched out;The first connecting rod has two, and two first connecting rods are arranged in parallel, and are separately connected the two of the rotation axis
End;The second connecting rod is also set as two, and two second connecting rods are arranged in parallel, and two second connecting rods are located at two institutes
The inside of first connecting rod is stated, and hinged with the two sides of the pressure arm respectively;Two first connecting rods and the two second connecting rod sets
In same root connecting shaft, and the first connecting rod and the second connecting rod is made to be hinged.
Preferably, overall structure, two second connecting rods and institute are connected to form by plate between two second connecting rods
State plate integrated molding.
Preferably, the transmission device further includes the gear and rack gear being meshed;The gear fixing sleeve is set to described turn
On moving axis, the rack gear is connected and movable linearly with the output shaft of the driving device, drives the gear and the rotation
Axis rotation.
Preferably, the driving device is hydraulic cylinder or cylinder.
Preferably, the pressure arm includes pressure arm main body and the briquetting positioned at pressure arm main body one end;The pressure arm main body is another
End is rotatably coupled by shaft and the cabinet;When the pressure arm presses downwards, the briquetting protrudes downward from the pressure
Arm body.
Preferably, the cradle is provided with hydraulic cylinder, and the piston rod of the hydraulic cylinder stretches out upwards;The support block peace
Loaded on can go up and down relative to the pedestal on the piston rod, and mounting height of the support block on the piston rod can
It adjusts.
As shown from the above technical solution, the advantages and positive effects of the present invention are:, can in tooling provided by the present invention
Front beam is held between cradle and pressure arm mechanism, two pressure arm mechanisms can compress the end positions of front beam from above respectively,
And cradle end carriage can be exerted a force forward then in the medium position of supported underneath front beam by the jacking of support block, and front beam is made
It with certain predeformation, offsets with subsequent welding deformation, makes the size shape of front beam in finally formed front frame product
Shape meets pre-provisioning request, corrects without further progress, reduces and welds preceding or post welding distortion treatment process in traditional handicraft, largely
Save manpower and material resources, time-saving and efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of tooling preferred embodiment of the present invention for controlling front beam welding deformation.
Fig. 2 is the use state diagram of tooling preferred embodiment of the present invention.
Fig. 3 is the structural schematic diagram of pressure arm mechanism in tooling preferred embodiment of the present invention, and two kinds of pressure arm are illustrated in figure
Location status.
Fig. 4 is the side structure schematic diagram of pressure arm mechanism in tooling preferred embodiment of the present invention.
Fig. 5 is the cross-sectional view of pressure arm mechanism in tooling preferred embodiment of the present invention.
The reference numerals are as follows: 2, pedestal;3, support base;4, supporting beam;5, clamping seats;6, cradle;61, pedestal;
62, support block;63, hydraulic cylinder;7, pressure arm mechanism;71, pressure arm;711, pressure arm main body;712, briquetting;713, shaft;714, turn
Axis;72, cabinet;721, rectilinear orbit;73, rotation axis;74, first connecting rod;75, second connecting rod;751, plate;76, connecting shaft;
77, gear;78, rack gear;79, driving device;791, cylinder body;792, piston rod;90, front frame;901, front beam;902, small master
Beam.
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.
Tooling of the invention is used to control the deformation of front beam in front frame welding, wherein front frame is by front beam, small
Girder and some other necessary structural member assemble, front frame weld when need to the seam between these structural members into
Row welding.
Refering to fig. 1, in a preferred embodiment, the present invention mainly includes bottom for controlling the tooling of front beam welding deformation
Seat 2, cradle 6 and pressure arm mechanism 7, cradle 6 and pressure arm mechanism 7 are mounted on pedestal 2.
Cradle 6 is generally located at the middle position of 2 lower part of pedestal, and stretches out from the side of pedestal 2.Cradle 6 includes
Pedestal 61 and support block 62.61 one end of pedestal is fixedly installed on pedestal 2, and support block 62 is located at the other end of pedestal 61 bottom of far from
Seat 2, support block 62 is relative to 61 liftable of pedestal.In the present embodiment, pedestal 61 is equipped with hydraulic cylinder in one end far from pedestal 2
63, the piston rod of hydraulic cylinder 63 stretches out upwards, support block 62 be installed on piston rod end and can with piston rod movement relative to
61 lift adjustment position of pedestal.
Further, the mounting height of support block 62 on the piston rod is adjustable, specifically, support block 62 can be made to pass through a spiral shell
Bolt is connect with piston rod, and mounting hole is arranged in piston rod end face, and the length by adjusting bolt precession mounting hole adjusts support block
62 mounting height.
Installation site of the pressure arm mechanism 7 on pedestal 2 is higher than cradle 6, and pressure arm mechanism 7 is two groups, is symmetrically respectively in
The two sides of cradle 6.
Pressure arm mechanism 7 includes cabinet 72 and is rotatably connected on cabinet 72 and upwardly-openable or the pressure pressed downwards
Arm 71.Wherein pressure arm 71 includes that pressure arm main body 711 and the briquetting 712 positioned at 711 one end of pressure arm main body, pressure arm main body 711 are another
End connects cabinet 72 by shaft 713.When pressure arm 71 presses downwards, briquetting 712 protrudes downward from pressure arm main body 711.
Fig. 1 illustrates state when pressure arm 71 presses downwards, at this point, pressure arm 71 is stretched out from 2 side of pedestal and and support block
About 62 is opposite.Using the view direction of Fig. 1 as reference, when pressure arm 71 713 rotates counterclockwise i.e. around the shaft from state shown in FIG. 1
Upwardly-openable.When pressure arm 71 is in and opens up state, front beam can enter in the tooling.
Together refering to fig. 1 and Fig. 2, tooling of the invention are used as a part of front frame welding tooling when in use, specifically
Ground is additionally provided with two support bases 3 on pedestal 2, can connect two supporting beams 4 by two support base 3, then by setting in supporting beam 4
Clamping seats 5 are set to clamp front frame 90, each seam crossing in front frame 90 is welded for welding robot.At this point, front frame
90 small girder 902 is supported by clamping seats 5 and is clamped, and the front beam 901 of front frame 90 then falls in cradle 6 and pressure arm mechanism 7
Between.Wherein, the middle part of front beam 901 is carried in the support block 62 of cradle 6.Adjust the pressure arms 71 of two pressure arm mechanisms 7 to
The briquetting 712 of lower pressing, pressure arm 71 will be pressed against on front beam 901 from from the both ends of front beam 901 respectively.Then it controls
Hydraulic cylinder 63 drives support block 62 to jack upwards, and end carriage 901 exerts a force forward, and front beam 901 is made to have certain bending deformation.And
After front beam 901 and other structures part weld afterwards, welding deformation is offseted with bending deformation before, so that formed after welding
Front frame 90 has qualified shape and size.
It, can also be high by being pre-adjusted installation of the support block 62 on 63 piston rod of hydraulic cylinder for different front frames
Spend and adjust the predeformation amount size of front beam 901, it is ensured that the front frame 90 after welding is qualified products, meet the tooling can
The weld industry requirement of front beam, applied widely in plurality of specifications front frame.
Refering to Fig. 3 to Fig. 5, more preferably, pressure arm mechanism 7 further includes driving device 79 and transmission device, and driving device 79 mentions
For power, transmission device is separately connected driving device 79 and pressure arm 71, so that the power of driving device 79 is transferred to pressure arm 71,
It drives pressure arm 71 to rotate, realizes the automatic control of pressure arm 71.
In one embodiment, driving device 79 can be hydraulic cylinder or cylinder, and the cylinder body 791 of driving device 79 is fixed on
On cabinet 72, piston rod 792 is protruded into cabinet 72.
More preferably, transmission device includes rotation axis 73, first connecting rod 74, second connecting rod 75, gear 77 and rack gear 78.
Rotation axis 73 is rotatably penetrated and arranged on cabinet 72, and 73 both ends of rotation axis are stretched out from 72 two sides of cabinet respectively.Rotation
Axis 73 connects the piston rod 792 of driving device 79 by gear 77 and rack gear 78, and can be driven and be rotated by driving device 79.Specifically
Ground, the interior piston rod 792 corresponding to driving device 79 of cabinet 72 are equipped with rectilinear orbit 721, and rack gear 78 is slidably disposed in this
On rectilinear orbit 721 and piston rod 792 is connected, 77 fixing sleeve of gear is set in rotation axis 73 and is meshed with rack gear 78.Work as drive
When dynamic 79 drive rack 78 of device moves linearly along rectilinear orbit 721, it can be rotated with moving gear 77 and rotation axis 73.At other
In embodiment, driving device 79 can also directly drive the rotation of rotation axis 73, or drive rotation by the transmission of other structures
Axis 73 rotates, and driving device 79 also can be replaced other feasible power devices.
First connecting rod 74 is set as a pair of, and two first connecting rods 74 are arranged in parallel and are respectively in the two sides of cabinet 72, and two
The first end of first connecting rod 74 is respectively fixedly connected in the both ends of rotation axis 73.
Second connecting rod 75 is also set as two, and two second connecting rods 75 are parallel, is located at the inside of two first connecting rods 74.This
In embodiment, the middle part of two second connecting rods 75 is connected to form overall structure, two second connecting rods 75 and plate 751 by plate 751
It is integrally formed, there is biggish intensity.
The second end of two first connecting rods 74 and the first end of two second connecting rods 75 are sheathed in a connecting shaft 76, and make first
Connecting rod 74 and second connecting rod 75 are hinged.
The second end of two second connecting rods 75 is located at the two sides of pressure arm 71, and passes through the pressure arm of shaft 714 and pressure arm 71
Main body 711 is hinged, and the shaft 714 and pressure arm 71 connect between the shaft 713 of cabinet 72 with distance.
Rotation axis 73 is parallel with shaft 713, when rotation axis 73 is driven the driving rotation of device 79, drives first connecting rod 74
Rotation, then by 713 rotation around the shaft of transmission belt dynamic pressure arm 71 of second connecting rod 75, adjustment pressure arm 71 is opened up or is pressed downward
It closes.
Two kinds of location status of pressure arm 71 are illustrated simultaneously in Fig. 3, wherein pressure arm 71 is downward at the position of solid line signal
Stitching state, dotted line signal position at pressure arm 71 open up.
When front beam need to enter tooling, pressure arm 71 is located at the position that dotted line is illustrated, and pressure arm 71 opens up, at this point,
First connecting rod 74, second connecting rod 75, connecting shaft 76 are correspondingly situated at the position that respective dotted line is illustrated;Front beam enters tooling
Afterwards, driving device 79 drives rotation axis 73 to rotate clockwise, and first connecting rod 74 is rotated clockwise with rotation axis 73, drives second to connect
Bar 75 acts, and second connecting rod 75 pushes pressure arm 71 713 to rotate clockwise around the shaft, until reaching the position of respectively meaning shown in solid
Place, pressure arm 71 are in downward stitching state, and the briquetting 712 of pressure arm 71 compresses front beam.
More preferably, pressure arm 71 be located at be pressed downward coincidence and set when, first connecting rod 74 is parallel with second connecting rod 75, and and pressure arm
71 is vertical, can realize with this configuration self-locking, and pressure arm 71 is made more reliably to compress front beam.
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 (10)
1. a kind of for controlling the tooling of front beam welding deformation characterized by comprising
Pedestal;
Cradle, including pedestal and relative to the liftable support block of pedestal, the pedestal are installed on the pedestal and from institutes
Base side stretching is stated, the support block is located at the one end of the pedestal far from the pedestal;
Pressure arm mechanism including cabinet and is rotatably connected on cabinet and upwardly-openable or the pressure arm pressed downwards;It is described
Cabinet is installed on the pedestal and is higher than the cradle;The pressure arm is stretched out in downward pressing from the base side,
And it is opposite up and down with the support block;The pressure arm mechanism is two groups, is symmetrically respectively in the two sides of the cradle;
When the pressure arm opens up, the front beam is able to enter in the tooling, and is carried on the support in the middle part of front beam
On block;The pressure arm is pressed against on the front beam when pressing downwards.
2. tooling according to claim 1, which is characterized in that the pressure arm mechanism further includes described in driving device and connection
The transmission device of driving device, the driving device provide power, and the transmission device connects and the pressure arm is driven to rotate.
3. tooling according to claim 2, which is characterized in that the transmission device include rotation axis, be fixedly connected it is described
The first connecting rod of rotation axis and the second connecting rod hinged with the first connecting rod;The second connecting rod connects the pressure arm, and even
There is distance between contact and the pivot center of the pressure arm;
The rotation axis is parallel with the pivot center of the pressure arm, and the rotation axis is driven by the driving device and rotated, via
The transmission of the first connecting rod and the second connecting rod and drive the pressure arm to rotate.
4. tooling according to claim 3, which is characterized in that when the pressure arm presses downwards, the first connecting rod with
The second connecting rod is parallel, and vertical with the pressure arm.
5. tooling according to claim 3, which is characterized in that the rotation axis is rotatably penetrated and arranged on the cabinet,
The rotation axis both ends are stretched out from the cabinet two sides respectively;
The first connecting rod has two, and two first connecting rods are arranged in parallel, and are separately connected the both ends of the rotation axis;
The second connecting rod is also set as two, and two second connecting rods are arranged in parallel, and two second connecting rods are located at two
The inside of the first connecting rod, and it is hinged with the two sides of the pressure arm respectively;
Two first connecting rods and two second connecting rods are sheathed in same root connecting shaft, and make the first connecting rod and described
Second connecting rod is hinged.
6. tooling according to claim 5, which is characterized in that be connected to form between two second connecting rods by plate whole
Body structure, two second connecting rods and the plate are integrally formed.
7. tooling according to claim 3, which is characterized in that the transmission device further includes the gear and tooth being meshed
Item;The gear fixing sleeve be set to the rotation axis on, the rack gear be connected with the output shaft of the driving device and can straight line
It is mobile, drive the gear and the rotation axis to rotate.
8. tooling according to claim 7, which is characterized in that the driving device is hydraulic cylinder or cylinder.
9. tooling according to claim 1-8, which is characterized in that the pressure arm include pressure arm main body and be located at pressure
The briquetting of arm body one end;The pressure arm main body other end is rotatably coupled by shaft and the cabinet;The pressure arm to
When lower pressing, the briquetting protrudes downward from the pressure arm main body.
10. tooling according to claim 1-8, which is characterized in that the cradle is provided with hydraulic cylinder, described
The piston rod of hydraulic cylinder stretches out upwards;The support block is installed on the piston rod and can go up and down relative to the pedestal, and
Mounting height of the support block on the piston rod is adjustable.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710713013.7A CN109396689A (en) | 2017-08-18 | 2017-08-18 | For controlling the tooling of front beam welding deformation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710713013.7A CN109396689A (en) | 2017-08-18 | 2017-08-18 | For controlling the tooling of front beam welding deformation |
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Publication Number | Publication Date |
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CN109396689A true CN109396689A (en) | 2019-03-01 |
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CN201710713013.7A Pending CN109396689A (en) | 2017-08-18 | 2017-08-18 | For controlling the tooling of front beam welding deformation |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110369554A (en) * | 2019-08-02 | 2019-10-25 | 深圳南方中集集装箱服务有限公司 | Container front end corrects machine |
-
2017
- 2017-08-18 CN CN201710713013.7A patent/CN109396689A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110369554A (en) * | 2019-08-02 | 2019-10-25 | 深圳南方中集集装箱服务有限公司 | Container front end corrects machine |
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