CN207026796U - For controlling the frock of front beam welding deformation - Google Patents
For controlling the frock of front beam welding deformation Download PDFInfo
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- CN207026796U CN207026796U CN201721049093.2U CN201721049093U CN207026796U CN 207026796 U CN207026796 U CN 207026796U CN 201721049093 U CN201721049093 U CN 201721049093U CN 207026796 U CN207026796 U CN 207026796U
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- China
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- pressure arm
- connecting rod
- frock
- front beam
- rotary shaft
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Abstract
The utility model provides a kind of frock for being used to control front beam welding deformation, including base, cradle and pressure arm mechanism；Cradle includes pedestal and relative to the liftable support block of pedestal, and pedestal is installed on base and stretched out from base side, and support block is located at the one end of pedestal away from base；Pressure arm mechanism includes casing and is rotatably connected on casing and upwardly-openable or the pressure arm that presses downwards；Casing is installed on base and is higher than cradle；Pressure arm stretches out in downward pressing from base side, and relative up and down with support block；Pressure arm mechanism is two groups, is symmetrically respectively in the both sides of cradle；When pressure arm opens up, front beam can enter in the frock, and be carried in the middle part of front beam in support block；It is pressed against when pressure arm presses downwards on front beam.The utility model can control the welding deformation of front beam in front frame welding process, make the front frame geomery after welding meet to require.
Description
Technical field
Special-purpose vehicle production technology equipment is the utility model is related to, it is more particularly to a kind of to be used to control front beam welding deformation
Frock.
Background technology
In special-purpose vehicle, its 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 size to front beam have higher requirement.And it is current, in special-purpose vehicle industry, the welding of front beam
And when by front beam and miscellaneous part 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 assembling, it may appear that high situation about bowing is, it is necessary into hydraulic station school shape frock
It is corrected, additional workload is big, wastes time and energy.
Utility model content
The purpose of this utility model is to provide a kind of frock for being used to control front beam welding deformation, to be welded in front frame
The deformation of front beam is controlled in termination process, solves to complete in the prior art to need to correct shape front beam after front frame assembling time-consuming
The problem of laborious.
In order to solve the above technical problems, the utility model adopts the following technical scheme that：One kind is used to control front beam to weld
The frock of deformation, including base, cradle and pressure arm mechanism；Cradle includes pedestal and relative to the liftable support of pedestal
Block, the pedestal are installed on the base and stretched out from the base side, and the support block is located at the pedestal away from institute
State one end of base；Pressure arm mechanism includes casing and is rotatably connected on casing and upwardly-openable or the pressure that presses downwards
Arm；The casing is installed on the base and is higher than the cradle；The pressure arm is in downward pressing from the base side
Face is stretched out, and relative up and down with the support block；The pressure arm mechanism is two groups, is symmetrically respectively in the two of the cradle
Side；When the pressure arm opens up, the front beam can enter in the frock, and be carried on the support block in the middle part of front beam
On；The pressure arm is pressed against when pressing downwards on the front beam.
Preferably, the pressure arm mechanism also includes drive device and connects the transmission device of the drive device, the drive
Dynamic device provides power, and the transmission device connects and drives the pressure arm to rotate.
Preferably, the transmission device includes rotary shaft, the first connecting rod for being fixedly connected with the rotary shaft and with described the
The second connecting rod of one rod hinge connection；The second connecting rod connects the pressure arm, and the pivot center of tie point and the pressure arm it
Between there is distance；The rotary shaft is parallel with the pivot center of the pressure arm, and the rotary shaft is turned by drive 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 rotary shaft is rotationally arranged on the casing, and the rotary shaft both ends are respectively from the case
Body both sides are stretched out；The first connecting rod has two, and two first connecting rods be arranged in parallel, connect the two of the rotary shaft respectively
End；The second connecting rod is also arranged to two, and two second connecting rods be arranged in parallel, and two second connecting rods are located at two institutes respectively
The inner side of first connecting rod is stated, and the both sides with the pressure arm are hinged 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 set to be hinged.
Preferably, overall structure, two second connecting rods and institute are connected to form by plate between two second connecting rods
Plate is stated to be integrally formed.
Preferably, the transmission device also includes the gear and rack being meshed；The gear fixed cover turns located at described
On moving axis, the rack is connected and movable linearly with the output shaft of the drive device, drives the gear and the rotation
Axle rotates.
Preferably, the drive 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 rotating shaft and the casing；When the pressure arm presses downwards, the briquetting protrudes downward from the pressure
Arm main 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 be lifted on the piston rod relative to the pedestal, and setting height(from bottom) of the support block on the piston rod can
Adjust.
As shown from the above technical solution, it is the advantages of the utility model with good effect：It is provided by the utility model
In frock, front beam can be held between cradle and pressure arm mechanism, two pressure arm mechanisms can compress front beam from above respectively
End positions, 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,
Make front beam that there is certain predeformation, offseted with follow-up welding deformation, make front beam in the front frame product that ultimately forms
Size shape meet pre-provisioning request, without being further corrected, reduce in traditional handicraft weld before or post welding distortion processing
Process, largely save manpower and materials, time-saving and efficiency.
Brief description of the drawings
Fig. 1 is the structural representation that the utility model is used to control the frock preferred embodiment of front beam welding deformation.
Fig. 2 is the use state diagram of the utility model frock preferred embodiment.
Fig. 3 is the structural representation of pressure arm mechanism in the utility model frock preferred embodiment, and pressure arm is illustrated in figure
Two kinds of location status.
Fig. 4 is the side structure schematic diagram of pressure arm mechanism in the utility model frock preferred embodiment.
Fig. 5 is the sectional view of pressure arm mechanism in the utility model frock preferred embodiment.
Description of reference numerals is as follows：2nd, base；3rd, support base；4th, support beam；5th, clamping seats；6th, cradle；61st, pedestal；
62nd, support block；63rd, hydraulic cylinder；7th, pressure arm mechanism；71st, pressure arm；711st, pressure arm main body；712nd, briquetting；713rd, rotating shaft；714th, turn
Axle；72nd, casing；721st, rectilinear orbit；73rd, rotary shaft；74th, first connecting rod；75th, second connecting rod；751st, plate；76th, connecting shaft；
77th, gear；78th, rack；79th, drive device；791st, cylinder body；792nd, piston rod；90th, front frame；901st, front beam；902nd, small master
Beam.
Embodiment
Embodying the exemplary embodiment of the utility model features and advantages will describe in detail in the following description.It should be understood that
Be that the utility model can have various changes in different embodiments, it does not all depart from model of the present utility model
Enclose, and explanation therein and diagram are treated as purposes of discussion in itself, and be not used to limit the utility model.
Frock of the present utility model is used for the deformation that front beam is controlled when front frame is welded, wherein, front frame is by front end
Beam, small girder and some other necessary structural member assemble, and front frame is needed between these structural members when welding
Seam is welded.
Refering to Fig. 1, in a preferred embodiment, the utility model is used to control the frock of front beam welding deformation mainly to wrap
Base 2, cradle 6 and pressure arm mechanism 7 are included, cradle 6 and pressure arm mechanism 7 are mounted on base 2.
Cradle 6 is generally located at the centre position of the bottom of base 2, and is stretched out from the side of base 2.Cradle 6 includes
Pedestal 61 and support block 62.The one end of pedestal 61 is fixedly installed on base 2, and support block 62 is located at the other end of pedestal 61 bottom of away from
Seat 2, support block 62 is relative to the liftable of pedestal 61.In the present embodiment, pedestal 61 is provided with hydraulic cylinder in one end away from base 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 mobile phase for
The lift adjustment position of pedestal 61.
Further, the setting height(from bottom) 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 connected with piston rod, and piston rod end face sets mounting hole, and support block is adjusted by the length of regulating bolt precession mounting hole
62 setting height(from bottom).
Installation site of the pressure arm mechanism 7 on base 2 is higher than cradle 6, and pressure arm mechanism 7 is two groups, is symmetrically respectively in
The both sides of cradle 6.
Pressure arm mechanism 7 includes casing 72 and is rotatably connected on casing 72 and upwardly-openable or the pressure that presses downwards
Arm 71.Wherein pressure arm 71 includes pressure arm main body 711 and the briquetting 712 positioned at the one end of pressure arm main body 711, and pressure arm main body 711 is another
End connects casing 72 by rotating 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, and now, pressure arm 71 is stretched out from the side of base 2 and and support block
About 62 is relative.Using Fig. 1 view direction as reference, when pressure arm 71 713 rotates counterclockwise i.e. around the shaft from the state shown in Fig. 1
Upwardly-openable.When pressure arm 71 is in and opens up state, front beam can enter in the frock.
Refer to Fig. 1 and Fig. 2 in the lump, a frock of the present utility model part as front frame welding tooling when in use,
Specifically, two support bases 3 are additionally provided with base 2, two support beams 4 can be connected by two support base 3, then pass through support beam 4
Upper setting clamping seats 5 are welded with clamping front frame 90 for welding robot to each seam crossing in front frame 90.Now, it is preceding
The small girder 902 of vehicle frame 90 supports clamping by clamping seats 5, and the front beam 901 of front frame 90 then falls in cradle 6 and pressure arm machine
Between structure 7.Wherein, the middle part of front beam 901 is carried in the support block 62 of cradle 6.Adjust the pressure arm 71 of two pressure arm mechanisms 7
Pressing downwards, the briquetting 712 of pressure arm 71 will be pressed against on front beam 901 from the both ends of front beam 901 respectively.Then control
Hydraulic cylinder 63 processed drives support block 62 to jack upwards, and end carriage 901 exerts a force forward, front beam 901 is had certain flexural deformation.
After then front beam 901 welds with other structures part, welding deformation offsets with flexural deformation before so that is formed after welding
Front frame 90 there are qualified shape and size.
, can also be high by being pre-adjusted installation of the support block 62 on the piston rod of hydraulic cylinder 63 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, the frock is met
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 also includes drive device 79 and transmission device, and drive device 79 carries
For power, transmission device connects drive device 79 and pressure arm 71 respectively, so as to which the power of drive device 79 is transferred into pressure arm 71,
Drive pressure arm 71 to rotate, realize automatically controlling for pressure arm 71.
In one embodiment, drive device 79 can be hydraulic cylinder or cylinder, and the cylinder body 791 of drive device 79 is fixed on
On casing 72, its piston rod 792 is stretched into casing 72.
More preferably, transmission device includes rotary shaft 73, first connecting rod 74, second connecting rod 75, gear 77 and rack 78.
Rotary shaft 73 is rotationally arranged on casing 72, and the both ends of rotary shaft 73 are stretched out from the both sides of casing 72 respectively.Rotate
Axle 73 connects the piston rod 792 of drive device 79 by gear 77 and rack 78, and can drive rotation by drive device 79.Specifically
Ground, the interior piston rod 792 corresponding to drive device 79 of casing 72 are provided with rectilinear orbit 721, and rack 78 is slidably disposed in this
On rectilinear orbit 721 and piston rod 792 is connected, the fixed cover of gear 77 is meshed in rotary shaft 73 and with rack 78.Work as drive
Dynamic device 79 drive rack 78 along rectilinear orbit 721 move linearly when, you can rotated with moving gear 77 and rotary shaft 73.At other
In embodiment, drive device 79 can also directly drive rotary shaft 73 and rotate, or be rotated by the transmission of other structures to drive
Axle 73 rotates, and drive device 79 also can be replaced other feasible power set.
First connecting rod 74 is arranged to a pair, and two first connecting rods 74 be arranged in parallel and are respectively in the both sides of casing 72, two
The first end of first connecting rod 74 is respectively fixedly connected with the both ends of rotary shaft 73.
Second connecting rod 75 is also arranged to two, and two second connecting rods 75 are parallel, respectively positioned at the inner side 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 larger intensity.
The first end of second end of two first connecting rods 74 and two second connecting rods 75 is sheathed in a connecting shaft 76, and makes first
Connecting rod 74 and second connecting rod 75 are hinged.
Second end of two second connecting rods 75 is located at the both sides of pressure arm 71 respectively, and passes through rotating shaft 714 and the pressure arm of pressure arm 71
Main body 711 is be hinged, has distance between the rotating shaft 714 and the rotating shaft 713 of the connection casing 72 of pressure arm 71.
Rotary shaft 73 is parallel with rotating shaft 713, when the driving of device 79 driven of rotary shaft 73 rotates, drives first connecting rod 74
Rotate, then 713 rotated around the shaft by the transmission belt dynamic pressure arm 71 of second connecting rod 75, adjustment pressure arm 71 is opened up or is pressed downward
Close.
Two kinds of location status of pressure arm 71 are illustrated in Fig. 3 simultaneously, the opening position pressure arm 71 of wherein solid line signal is downward
Stitching state, the opening position pressure arm 71 of dotted line signal open up.
When front beam need to enter frock, pressure arm 71 is located at the position that dotted line is illustrated, and pressure arm 71 opens up, now,
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 frock
Afterwards, drive device 79 drives rotary shaft 73 to rotate clockwise, and first connecting rod 74 rotates clockwise with rotary shaft 73, drives second to connect
Bar 75 acts, and second connecting rod 75 promotes pressure arm 71 713 to rotate clockwise around the shaft, until reaching the position of each meaning shown in solid
Place, pressure arm 71 is in downward stitching state, and the briquetting 712 of pressure arm 71 compresses front beam.
More preferably, when pressure arm 71 is positioned at pressing position downwards, first connecting rod 74 is parallel with second connecting rod 75, and and pressure arm
71 is vertical, can realize self-locking by the structure, pressure arm 71 is more reliably compressed front beam.
Although describing the utility model with reference to several exemplary embodiments, it is to be understood that, term used is to say
Bright and exemplary and nonrestrictive term.Because the utility model can be embodied without departing from practicality in a variety of forms
New is spiritual or substantive, it should therefore be appreciated that above-mentioned embodiment is not limited to any foregoing details, and should be in right of enclosing
It is required that widely explained in the spirit and scope limited, thus whole changes for falling into claim or its equivalent scope and
Remodeling all should be appended claims and be covered.
Claims (10)
- A kind of 1. frock for being used to control front beam welding deformation, it is characterised in that including：Base；Cradle, including pedestal and relative to the liftable support block of pedestal, the pedestal are installed on the base and from institutes Base side stretching is stated, the support block is located at the one end of the pedestal away from the base；Pressure arm mechanism, including casing and be rotatably connected on casing and upwardly-openable or the pressure arm that presses downwards；It is described Casing is installed on the base and is higher than the cradle；The pressure arm stretches out in downward pressing from the base side, It is and relative up and down with the support block；The pressure arm mechanism is two groups, is symmetrically respectively in the both sides of the cradle；When the pressure arm opens up, the front beam can enter in the frock, and be carried on the support in the middle part of front beam On block；The pressure arm is pressed against when pressing downwards on the front beam.
- 2. frock according to claim 1, it is characterised in that the pressure arm mechanism is also included described in drive device and connection The transmission device of drive device, the drive device provide power, and the transmission device connects and drives the pressure arm to rotate.
- 3. frock according to claim 2, it is characterised in that the transmission device include rotary shaft, be fixedly connected it is described The first connecting rod of rotary shaft and the second connecting rod being hinged with the first connecting rod；The second connecting rod connects the pressure arm, and even There is distance between the pivot center of contact and the pressure arm；The rotary shaft is parallel with the pivot center of the pressure arm, and the rotary shaft is driven by the drive device and rotated, via The transmission of the first connecting rod and the second connecting rod and drive the pressure arm to rotate.
- 4. frock according to claim 3, it is characterised 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. frock according to claim 3, it is characterised in that the rotary shaft is rotationally arranged on the casing, The rotary shaft both ends are stretched out from the casing both sides respectively；The first connecting rod has two, and two first connecting rods be arranged in parallel, connect the both ends of the rotary shaft respectively；The second connecting rod is also arranged to two, and two second connecting rods be arranged in parallel, and two second connecting rods are located at two respectively The inner side of the first connecting rod, and the both sides with the pressure arm are hinged 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. frock according to claim 5, it is characterised in that be connected to form between two second connecting rods by plate whole Body structure, two second connecting rods are integrally formed with the plate.
- 7. frock according to claim 3, it is characterised in that the transmission device also includes the gear and tooth being meshed Bar；The gear fixed cover in the rotary shaft, the rack be connected with the output shaft of the drive device and can straight line It is mobile, drive the gear and the rotary shaft to rotate.
- 8. frock according to claim 7, it is characterised in that the drive device is hydraulic cylinder or cylinder.
- 9. according to the frock described in claim any one of 1-8, it is characterised in that the pressure arm includes pressure arm main body and positioned at pressure The briquetting of arm main body one end；The pressure arm main body other end is rotatably coupled by rotating shaft and the casing；The pressure arm to During lower pressing, the briquetting protrudes downward from the pressure arm main body.
- 10. according to the frock described in claim any one of 1-8, it is characterised 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 lifted relative to the pedestal, and Setting height(from bottom) of the support block on the piston rod is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721049093.2U CN207026796U (en) | 2017-08-18 | 2017-08-18 | For controlling the frock of front beam welding deformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721049093.2U CN207026796U (en) | 2017-08-18 | 2017-08-18 | For controlling the frock of front beam welding deformation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207026796U true CN207026796U (en) | 2018-02-23 |
Family
ID=61488205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721049093.2U Active CN207026796U (en) | 2017-08-18 | 2017-08-18 | For controlling the frock of front beam welding deformation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207026796U (en) |
-
2017
- 2017-08-18 CN CN201721049093.2U patent/CN207026796U/en active Active
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