CN106736136B - A kind of welding tooling of vehicle frame and the method for welding - Google Patents
A kind of welding tooling of vehicle frame and the method for welding Download PDFInfo
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- CN106736136B CN106736136B CN201611065743.2A CN201611065743A CN106736136B CN 106736136 B CN106736136 B CN 106736136B CN 201611065743 A CN201611065743 A CN 201611065743A CN 106736136 B CN106736136 B CN 106736136B
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- 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
-
- 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
- B23K37/0443—Jigs
-
- 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
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/006—Vehicles
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a kind of welding tooling of vehicle frame and the methods of welding.Welding tooling includes the first rotary positioning apparatus and the second rotary positioning apparatus；First rotary positioning apparatus includes the first terminal pad, the first fulcrum bearing, the first limiting plate, the first engaging lug, the first screw rod, the first briquetting and the first nut；Second rotary positioning apparatus includes the second terminal pad, the second fulcrum bearing, the second limiting plate, the second engaging lug, the second screw rod, the second briquetting and the second nut.Welding method is to be welded to single longeron and vehicle frame by above-mentioned tooling.Using the method for the welding tooling and welding of the present invention, the welding of single longeron can not only be suitable for, and suitable for the welding of vehicle frame.
Description
Technical field
The present invention relates to the welding toolings of vehicle frame and the method welded to vehicle frame using tooling.
Background technology
Vehicle frame is one of core component of vehicle, and current vehicle frame is essentially all to be formed by welding, therefore, to vehicle frame
The quality of welding quality directly affects the installation of the quality of vehicle other each components.
Existing Frame Welding substantially realizes positioning welding by tooling, is such as in Chinese Patent Application No.
201010582989.3 patent document in disclose a kind of novel flexible overturning fixture for multiple vehicle frames, automatic turning device branch
Bearing and bearing block are fixedly connected on frame, torsion shaft one end is connect by bearing and bearing block with driving motor, the other end with
Resupination framework connects；Fixed random moving axis bearing, servo-actuated bearing and retaining wheel, are servo-actuated on the servo support of automatic servo-actuated turnover device
Rotary shaft is connect with resupination framework；Jacking mechanism and support device are fixed on resupination framework, support device is symmetrically arranged
On resupination framework, support device one end is connect with resupination framework, and the other end is contacted with frame cross；Jacking mechanism cross
It is arranged on resupination framework；Wherein jacking mechanism by pressure head, hold out against bearing, bushing, leading screw and stop nut and form, hold out against bearing
One end is fixed on resupination framework, and the other end is equipped with bushing, is connected with leading screw on bushing, one end of leading screw is connect with pressure head, separately
One end connects stop nut.It realizes the full-automation of types of vehicle frames welding process；Reduce the labor intensity of worker；Overturning
Angle is accurate, reliable；And reliability and the safety of turnover device are improved, but it cannot be to the difference zero of same vehicle frame
Component carries out erection welding.
A kind of Rear frame welding processing is disclosed in the patent document that Chinese Patent Application No. is 201410423199.9
Auxiliary construction method, include the following steps：（A）First device level is fixed, shaft coupling one end connects motor, and the other end passes through
A.C. contactor connects shaft；（B）After shaft is flexibly connected with the first rotor plate, Rear frame passes through positioning clamping device and fixation
Disk positioning clamps, and staff can carry out welding processing to Rear frame；（C）When the change of Rear frame welding position, need to rotate
When overturning rack, motor is opened, motor drives overturning rack rotation, stops when overturning rack is in suitable position, at this time staff
Rear frame can be welded, staff completes the welding of different parts by the overturning of Rear frame；The present invention designs
A kind of Rear frame welding processing auxiliary construction method, it is not only reasonable for structure, but also clamping and positioning effect is good, can facilitate work
Personnel carry out weld job, and safety is high.But it cannot carry out erection welding to the different parts of same vehicle frame.
Invention content
The object of the present invention is to provide a kind of welding tooling of vehicle frame and the methods of welding, utilize the welding tooling of the present invention
With the method for welding, the welding of single longeron can not only be suitable for, and suitable for the welding of vehicle frame.
In order to achieve the above objectives, a kind of welding tooling of vehicle frame, including the first rotary positioning apparatus and the second rotational positioning
Device；First rotary positioning apparatus includes the first terminal pad, the first fulcrum bearing, the first limiting plate, the first engaging lug, the
One screw rod, the first briquetting and the first nut；First fulcrum bearing includes the first pedestal and the first support plate, the first pedestal
One end is connected in the first terminal pad, is tilted down from the first terminal pad to the upper surface far from the first terminal pad, the first pedestal
Horizontal extension after extension, the first support plate are fixed on the upper surface of the first pedestal, and the first support plate is from first terminal pad one end
Start to be obliquely extended rear horizontal extension downwards；Positioning seat, the positioning seat packet are fixed on the inclined surface of the first support plate
The positioning plate for including locating support plate and being fixed on locating support plate, positioning plate are parallel with the first terminal pad；In the first fulcrum bearing
One end far from the first terminal pad is fixed with two first limiting plates, and the first limiting slot is formed between two first limiting plates, described
The first limiting plate include the first limit plate body and from first limit plate body outside it is outwardly extending first bearing limiting plate；?
Both sides on first limiting plate positioned at the first limiting slot are respectively fixed with the first engaging lug；Being passed through on the first engaging lug has first
Screw rod is equipped with the third nut that act on the first engaging lug on the first screw rod, in the upper end of all first screw rods across having the
One briquetting is equipped with the first nut acted on the first briquetting on the first briquetting；Second rotary positioning apparatus includes the
Two terminal pads, the second fulcrum bearing, the second limiting plate, the second engaging lug, the second screw rod, the second briquetting and the second nut；Described
Second fulcrum bearing includes the second pedestal and the second support plate, and one end of the second pedestal is connected in the second terminal pad, is connected from second
Horizontal extension after disk tilts down extension to the upper surface far from the second terminal pad, the second pedestal is connect, the second support plate is fixed on
On the upper surface of second pedestal, the second support plate is obliquely extended downwards rear horizontal extension since second terminal pad one end；?
The one end of two fulcrum bearings far from the second terminal pad is fixed with two second limiting plates, and the second limit is formed between two second limiting plates
Slot, second limiting plate includes the second limit plate body and outwardly extending second bearing limits from the outside of the second limit plate body
Position plate；Both sides positioned at the second limiting slot on the second limiting plate are respectively fixed with the second engaging lug；It is worn on the second engaging lug
The second screw rod has been crossed, the 4th nut acted on the second engaging lug has been equipped on the second screw rod, in the upper end of all second screw rods
Across there is the second briquetting, the second nut acted on the second briquetting is equipped on the second briquetting.
The method that vehicle frame is welded using the welding tooling of the vehicle frame, it is characterised in that：First weld single longeron
Then welded frame；
（1）The method of the single longeron of welding is：Single longeron includes bottom plate, side plate, cover board and end plate, unclamps and makees with the first briquetting
First nut disassembles the first briquetting, unclamps the second nut with the effect of the second briquetting, the second briquetting is disassembled；
Then the both ends of bottom plate are distinguished in holding to the first limiting slot and the second limiting slot, the both ends of side plate is respectively put into first
In limiting slot and the second limiting slot, while the side of one end of side plate being allowed to be contacted with the first limiting plate, allows the other end of side plate
Side is contacted with the second limiting plate, then by cover plate lid on side plate, and the both ends of cover board is allowed to distinguish holding to the first limiting slot
In the second limiting slot, end plate is placed on the wherein end face for the Vierendeel girder being made of bottom plate, side plate and cover board, and by fixed
Position plate carries out longitudinal register to end plate, and the other end for the Vierendeel girder being made of bottom plate, side plate and cover board is by the oblique of the second support plate
Face carries out longitudinal register with the bending part that horizontal plane is formed and then the first briquetting is installed on the first screw rod, and pass through first
Nut check allows the first briquetting to be contacted with cover board, and the second briquetting is installed on the second screw rod, and is allowed by the second nut check
Second briquetting is contacted with cover board；Driving mechanism is installed in the first terminal pad and the second terminal pad, passes through driving mechanism driving the
One terminal pad and the second connection disc spins, to drive single longeron rotation to realize welding；
（2）Welded frame, specific method are：It is supported on limiting plate and the second bearing limiting plate the first of the same side
Place step（1）The single longeron being welded, by spot-welded crossbeam and gantry between two single longerons, while on single longeron
Pass through spot-welded engaging lug；Utilize the inclined-plane of bending part and the second support plate that the inclined-plane of the first support plate is formed with horizontal plane
The bending part formed with horizontal plane carries out longitudinal spacing to vehicle frame；First briquetting is installed on the first screw rod, and passes through first
Nut check allows the first briquetting to be contacted with single longeron, the second briquetting is installed on the second screw rod, and pass through the second nut check
The second briquetting is allowed to be contacted with single longeron；Driving mechanism is installed in the first terminal pad and the second terminal pad, is driven by driving mechanism
Dynamic first terminal pad and the second connection disc spins, to drive vehicle frame rotation to realize welding.
Above-mentioned welding tooling and welding method can carry out positioning welding using same welding tooling to single longeron, also can be right
Vehicle frame carries out positioning welding, and therefore, the purposes of same welding tooling is wider.In the single longeron of welding, the first support plate, the are utilized
Two support plates, positioning plate, the first limiting plate, the second limiting plate, the first briquetting and the second briquetting realize the degree of freedom to single longeron
Limitation, also, one end of single longeron is to carry out longitudinal spacing by the bending part of the first support plate, therefore, location structure letter
It is single, the good reliability of positioning, due to using the first screw rod, the first briquetting, the second screw rod and the second briquetting come holddown plate, because
This, the installation and removal of single longeron are convenient, fast.In welded frame, the first bearing limiting plate, bearing limiting plate, the are utilized
One briquetting and the second briquetting, which are realized, limits the degree of freedom of single longeron, also, the both ends of vehicle frame are by the first support plate and the
The bending part of two support plates carries out longitudinal spacing, and longitudinal limiting device need not in addition be arranged, and therefore, location structure is simple,
The good reliability of positioning, due to using the first screw rod, the first briquetting, the second screw rod and the second briquetting come holddown plate, vehicle
The installation and removal of frame are convenient, fast.
Further, the first gusset is welded between the first limiting plate and the first support plate, in the second limiting plate and
The second gusset is welded between two support plates.To improve the intensity of the first limiting plate and the second limit.
Further, the first limited block, the inside lower end of the first limited block are welded at the lower surface both ends of the first briquetting
For the first inclined-plane；It is welded with the second limited block at the lower surface both ends of the second briquetting, the inside lower end of the second limited block is second
Inclined-plane；In welding, cross spacing is carried out by the first limited block and the second limited block, an opposite power is produced, in this way, right
The clamping of single longeron and vehicle frame is more reliable so that positioning accuracy is high.
Further, the bottom surface of the first pedestal extends obliquely from one end of the first terminal pad to the other end；Second pedestal
Bottom surface extend obliquely from one end of the second terminal pad to the other end.Using the structure, the first pedestal and the first terminal pad are allowed
Connection area it is big, to improve bonding strength, while making the second pedestal and the connection area of the second terminal pad big, to improve
Bonding strength.
Further, more than one is respectively fixed with positioned at the both sides of the first limiting slot on the first limiting plate to be arranged above and below
The first fixing nut, be engaged with horizontally disposed first adjusting screw rod in the first fixing nut, the first adjusting screw rod is close to
One end of one limiting slot is fixed with the first pressure head；Both sides positioned at the second limiting slot on the second limiting plate are respectively fixed with one
The second fixing nut being arranged above and below above is engaged with horizontally disposed second adjusting screw rod in the second fixing nut, and second adjusts
Section screw rod is fixed with the second pressure head close to one end of the second limiting slot；When being welded to single longeron, by the first pressure head and
Second pressure head compresses side plate, realizes to the more uniform lateral pressure of side plate, more reliable and accurate to the positioning of side plate.
Description of the drawings
Schematic diagram when Fig. 1 is welded frame.
Vertical view when Fig. 2 is welded frame.
Side view when Fig. 3 is welded frame.
Fig. 4 is the front view of the first rotary positioning apparatus.
Fig. 5 is the vertical view of the first rotary positioning apparatus.
Fig. 6 is the left view of the first rotary positioning apparatus.
Fig. 7 is the right view of the first rotary positioning apparatus.
Fig. 8 is A-A sectional views in first rotary positioning apparatus Fig. 5.
Fig. 9 is the front view of the second rotary positioning apparatus.
Figure 10 is the vertical view of the second rotary positioning apparatus.
Figure 11 is the left view of the second rotary positioning apparatus.
Figure 12 is the right view of the second rotary positioning apparatus.
Figure 13 is B-B sectional views in second rotary positioning apparatus Figure 10.
Figure 14 is the schematic diagram of the single longeron of welding.
Figure 15 be provided with the first fixing nut, the first adjusting screw rod and the first pressure head schematic diagram.
Specific implementation mode
The present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in Figure 1 to Figure 3, a kind of welding tooling of vehicle frame includes the first rotary positioning apparatus 1 and the second rotational positioning
Device 2.
As shown in Fig. 4 to Fig. 8, first rotary positioning apparatus 1 include the first terminal pad 11, the first fulcrum bearing 12,
First limiting plate 13, the first engaging lug 14, the first screw rod 15, the first briquetting 16 and the first nut 17.
First terminal pad 11 is equipped with the first mounting hole 111, for being connect with driving mechanism, in the present embodiment, driving
Mechanism is rack and rack-mounted motor, is fixed with connecting plate on the output shaft of motor, and bolt passes through connecting plate and the
First terminal pad and connecting plate are fixed together by one mounting hole 111.
First fulcrum bearing 12 includes the first pedestal 121 and the first support plate 122, and one end of the first pedestal 121 connects
It being connected in the first terminal pad 11, the bottom surface of the first pedestal 121 extends from one end of the first terminal pad 11 to the other end obliquely, this
Sample, the area close to the first pedestal 121 of the first terminal pad 11 is big, and the company of the first pedestal 121 and the first terminal pad 11 can be improved
Connect intensity.From the first terminal pad 11 to the direction far from the first terminal pad 11, the upper surface of the first pedestal 121 tilts down extension
Horizontal extension afterwards, the first support plate 122 are fixed on the upper surface of the first pedestal 121, and the first support plate 122 is from the first terminal pad
One end starts to be obliquely extended rear horizontal extension downwards.
Positioning seat 18 is fixed on the inclined surface of the first support plate 122, the positioning seat 18 includes locating support plate
181 and the positioning plate 182 that is fixed on locating support plate 181, locating support plate 181 is longitudinally disposed, and positioning plate 182 is laterally set
It sets, positioning plate 182 is parallel with the first terminal pad 11；In the present invention, referring to Fig. 2, X-direction is longitudinal direction, and Y direction is
Transverse direction side.
It is fixed there are two the first limiting plate 13 in the one end of the first fulcrum bearing 12 far from the first terminal pad 11, two first limit
It is formed with the first limiting slot 130 between the plate 13 of position.First limiting plate 13 includes the first limit plate body 131 and is limited from first
The outwardly extending first bearing limiting plate 132 in outside of position plate body 131, the first limit plate body 131 is close to the upper of the first limiting slot
End is equipped with chamfering, is snapped onto in the first limiting slot convenient for the bottom plate, side plate and cover board of single longeron.
Both sides positioned at the first limiting slot on the first limiting plate 13 are respectively fixed with the first engaging lug 14, the first engaging lug
Section it is inverted u-shaped.Being passed through on the first engaging lug 14 has the first screw rod 15, is equipped with and the first engaging lug on the first screw rod 15
The third nut of effect, specifically, the first screw rod 15 are provided with two, are located at U with the third nut of the first engaging lug effect
In type section, being passed through in the upper end of all first screw rods 15 has the first briquetting 16, is equipped with and the first briquetting on the first briquetting 16
First nut 17 of 16 effects, specifically, the first nut 17 are located at the top of the first briquetting and are acted on the first briquetting.
As shown in figure 3, it is welded with the first limited block 161 at the lower surface both ends of the first briquetting 16, the first limited block 161
Inside lower end is the first inclined-plane 162.
As shown in Fig. 9 to Figure 13, second rotary positioning apparatus 2 include the second terminal pad 21, the second fulcrum bearing 22,
Second limiting plate 23, the second engaging lug 24, the second screw rod 25, the second briquetting 26 and the second nut 27.
Second terminal pad 21 is equipped with the second mounting hole 211, for being connect with driving mechanism, in the present embodiment, driving
Mechanism is rack and rack-mounted motor, is fixed with connecting plate on the output shaft of motor, and bolt passes through connecting plate and the
Second terminal pad and connecting plate are fixed together by two mounting holes 211.Certainly, the second terminal pad is also only connect with connecting plate,
Bearing is installed on connecting plate, bearing is supported by holder.
Second fulcrum bearing 22 includes the second pedestal 221 and the second support plate 222, and one end of the second pedestal 221 connects
It being connected in the second terminal pad 21, the bottom surface of the second pedestal 221 extends from one end of the second terminal pad 21 to the other end obliquely, this
Sample, the area close to the second pedestal 221 of the second terminal pad 21 is big, and the company of the second pedestal 221 and the second terminal pad 21 can be improved
Connect intensity；From the second terminal pad 21 to the direction far from the second terminal pad 21, the upper surface of the second pedestal 221, which tilts down, prolongs
Rear horizontal extension is stretched, the second support plate 222 is fixed on the upper surface of the second pedestal 221, and the second support plate 222 is connected from second
21 one end of disk starts to be obliquely extended rear horizontal extension downwards.
It is fixed with two second limiting plates 23, two second limiting plates in the one end of the second fulcrum bearing 22 far from the second terminal pad 21
The second limiting slot 230 is formed between 23.
Second limiting plate 23 includes the second limit plate body 231 and the outer epitaxial lateral overgrowth from the second limit plate body 231
The the second bearing limiting plate 232 stretched, the inner top side of the second limit plate body 231 is equipped with chamfering, convenient for bottom plate, the side plate of single longeron
It is installed with cover board.
Both sides positioned at the second limiting slot 230 on the second limiting plate 232 are respectively fixed with the second engaging lug 24；Second connects
The section of lug is inverted u-shaped.Being passed through on the second engaging lug 24 has the second screw rod 25, is equipped on the second screw rod 25 and connects with second
4th nut of lug effect, specifically, the second screw rod 25 is provided with two, the 4th nut position with the effect of the second engaging lug
In in U-shaped section, being passed through in the upper end of all second screw rods 25 has the second briquetting 26, is equipped on the second briquetting 26 and the second pressure
The second nut 27 that block 26 acts on, specifically, the second nut 27 are located at the top of the second briquetting and are acted on the second briquetting.
It is welded with the second limited block at the lower surface both ends of the second briquetting, the inside lower end of the second limited block is second oblique
Face.
As shown in figure 15, the both sides positioned at the first limiting slot on the first limiting plate 13 are respectively fixed with above and below more than one
First fixing nut 41 of arrangement is engaged with horizontally disposed first adjusting screw rod 42 in the first fixing nut 41, and first is adjusted
Screw rod 42 is fixed with the first pressure head 43 close to one end of the first limiting slot；It is located at the both sides of the second limiting slot on the second limiting plate
It is respectively fixed with more than one second fixing nut being arranged above and below, horizontally disposed second is engaged in the second fixing nut and is adjusted
Screw rod is saved, the second adjusting screw rod is fixed with the second pressure head close to one end of the second limiting slot.
It is first to weld single longeron and then weld vehicle using the method that the welding tooling of the vehicle frame welds vehicle frame
Frame.
（1）As shown in Figure 14 and Figure 15, the method for the single longeron of welding is：Single longeron 3 includes bottom plate 31, side plate 32, cover board
33 and end plate 34, the first nut 17 with the effect of the first briquetting is unclamped, the first briquetting 16 is disassembled, unclamps and makees with the second briquetting
Second nut 17 disassembles the second briquetting 26；Then holding is distinguished into 130 He of the first limiting slot in the both ends of bottom plate 31
In second limiting slot 230, the both ends of side plate 32 are respectively put into the first limiting slot 130 and the second limiting slot 230, are allowed simultaneously
The side of one end of side plate 32 is contacted with the first limiting plate, allows the side of the other end of side plate to be contacted with the second limiting plate, then
Cover board 33 is covered on side plate, and the both ends of cover board 33 is allowed to distinguish holding to the first limiting slot 130 and the second limiting slot 1,230
It is interior, end plate 34 is placed on the wherein end face for the Vierendeel girder being made of bottom plate, side plate and cover board, and right by positioning plate 182
End plate carries out longitudinal register, the other end of the Vierendeel girder being made of bottom plate, side plate and cover board by the second support plate inclined-plane and water
The bending part that plane is formed carries out longitudinal register and then the first briquetting 16 is installed on the first screw rod 15, and pass through the first spiral shell
17 locking of mother allows the first briquetting 16 to be contacted with cover board 33, the second briquetting 26 is installed on the second screw rod 25, and pass through the second spiral shell
27 locking of mother allows the second briquetting to be contacted with cover board；By rotating the first and second adjusting screw rods, the first pressure head and the second pressure head are allowed
Side plate is compressed, is realized to the more uniform lateral pressure of side plate, it is more reliable and accurate to the positioning of side plate.Then connect first
It connects and driving mechanism is installed in disk and the second terminal pad, the first terminal pad and the second connection disc spins are driven by driving mechanism, from
And single longeron rotation is driven to realize welding.
（2）As shown in Figure 1 to Figure 3, welded frame, specific method are：First in the same side supports limiting plate 132
Step is placed on the second bearing limiting plate 232（1）The single longeron 61 being welded passes through spot-welded between two single longerons 61
Crossbeam 62 and gantry 63, while passing through spot-welded engaging lug on single longeron；Utilize the inclined-plane and level of the first support plate 122
The bending part that the inclined-plane for the bending part and the second support plate 222 that face is formed is formed with horizontal plane carries out longitudinal spacing to vehicle frame；It will
First briquetting 16 is installed on the first screw rod 15, and allows the first briquetting 16 to be contacted with single longeron by the locking of the first nut 17, will
Second briquetting 26 is installed on the second screw rod 25, and allows the second briquetting 26 to be contacted with single longeron by the second nut check；When
After one briquetting and the second briquetting install, cross spacing is carried out by the first limited block and the second limited block, it is opposite to produce one
Power, in this way, more reliable to the clamping of single longeron and vehicle frame so that positioning accuracy is high.In the first terminal pad 11 and second
Driving mechanism is installed in terminal pad 21, the first terminal pad and the second connection disc spins are driven by driving mechanism, to motor-car
Welding is realized in frame rotation.
Above-mentioned welding tooling and welding method can carry out positioning welding using same welding tooling to single longeron, also can be right
Vehicle frame carries out positioning welding, and therefore, the purposes of same welding tooling is wider.In the single longeron of welding, the first support plate, the are utilized
Two support plates, positioning plate, the first limiting plate, the second limiting plate, the first briquetting and the second briquetting realize the degree of freedom to single longeron
Limitation, also, one end of single longeron is to carry out longitudinal spacing by the bending part of the first support plate, therefore, location structure letter
It is single, the good reliability of positioning, due to using the first screw rod, the first briquetting, the second screw rod and the second briquetting come holddown plate, because
This, the installation and removal of single longeron are convenient, fast.In welded frame, the first bearing limiting plate, bearing limiting plate, the are utilized
One briquetting and the second briquetting, which are realized, limits the degree of freedom of single longeron, also, the both ends of vehicle frame are by the first support plate and the
The bending part of two support plates carries out longitudinal spacing, and longitudinal limiting device need not in addition be arranged, and therefore, location structure is simple,
The good reliability of positioning, due to using the first screw rod, the first briquetting, the second screw rod and the second briquetting come holddown plate, vehicle
The installation and removal of frame are convenient, fast.
Claims (10)
1. a kind of welding tooling of vehicle frame, it is characterised in that：Including the first rotary positioning apparatus and the second rotary positioning apparatus；Institute
The first rotary positioning apparatus stated include the first terminal pad, the first fulcrum bearing, the first limiting plate, the first engaging lug, the first screw rod,
First briquetting and the first nut；First fulcrum bearing includes the first pedestal and the first support plate, and one end of the first pedestal connects
It is connected in the first terminal pad, after tilting down extension to the upper surface far from the first terminal pad, the first pedestal from the first terminal pad
Horizontal extension, the first support plate are fixed on the upper surface of the first pedestal, the first support plate since first terminal pad one end to
Under be obliquely extended rear horizontal extension；Positioning seat is fixed on the inclined surface of the first support plate, the positioning seat includes positioning
Support plate and the positioning plate being fixed on locating support plate, positioning plate are parallel with the first terminal pad；In the first fulcrum bearing far from
One end of one terminal pad is fixed with two first limiting plates, is formed with the first limiting slot between two first limiting plates, and described first
Limiting plate includes the first limit plate body and supports limiting plate from the outside outwardly extending first of the first limit plate body；In the first limit
The both sides for being located at the first limiting slot on the plate of position are respectively fixed with the first engaging lug；Being passed through on the first engaging lug has the first screw rod,
The third nut acted on the first engaging lug is equipped on the first screw rod, being passed through in the upper end of all first screw rods has the first pressure
Block is equipped with the first nut acted on the first briquetting on the first briquetting；Second rotary positioning apparatus includes the second company
Connect disk, the second fulcrum bearing, the second limiting plate, the second engaging lug, the second screw rod, the second briquetting and the second nut；Described second
Fulcrum bearing includes the second pedestal and the second support plate, and one end of the second pedestal is connected in the second terminal pad, from the second terminal pad
Horizontal extension after tilting down extension to the upper surface far from the second terminal pad, the second pedestal, the second support plate are fixed on second
On the upper surface of pedestal, the second support plate is obliquely extended downwards rear horizontal extension since second terminal pad one end；At second
The one end of bearing far from the second terminal pad is fixed with two second limiting plates, and the second limiting slot is formed between two second limiting plates,
Second limiting plate includes the second limit plate body and outwardly extending second bearing limits from the outside of the second limit plate body
Plate；Both sides positioned at the second limiting slot on the second limiting plate are respectively fixed with the second engaging lug；It is passed through on the second engaging lug
There is the second screw rod, the 4th nut acted on the second engaging lug is equipped on the second screw rod, is worn in the upper end of all second screw rods
The second briquetting has been crossed, the second nut acted on the second briquetting is equipped on the second briquetting.
2. the welding tooling of vehicle frame according to claim 1, it is characterised in that：The first limiting plate and the first support plate it
Between be welded with the first gusset, the second gusset is welded between the second limiting plate and the second support plate.
3. the welding tooling of vehicle frame according to claim 1, it is characterised in that：It is welded at the lower surface both ends of the first briquetting
There is the first limited block, the inside lower end of the first limited block is the first inclined-plane；It is welded with second at the lower surface both ends of the second briquetting
The inside lower end of limited block, the second limited block is the second inclined-plane.
4. the welding tooling of vehicle frame according to claim 1, it is characterised in that：The bottom surface of first pedestal is from the first terminal pad
One end extend obliquely to the other end；The bottom surface of second pedestal extends obliquely from one end of the second terminal pad to the other end.
5. the welding tooling of vehicle frame according to claim 1, it is characterised in that：It is located at the first limit on the first limiting plate
The both sides of slot are respectively fixed with more than one first fixing nut being arranged above and below, and are engaged in the first fixing nut horizontally disposed
The first adjusting screw rod, the first adjusting screw rod is fixed with the first pressure head close to one end of the first limiting slot；On the second limiting plate
It is respectively fixed with more than one second fixing nut being arranged above and below positioned at the both sides of the second limiting slot, is nibbled in the second fixing nut
Conjunction has horizontally disposed second adjusting screw rod, the second adjusting screw rod to be fixed with the second pressure head close to one end of the second limiting slot.
6. a kind of method that welding tooling using vehicle frame described in claim 1 welds vehicle frame, it is characterised in that：First
The single longeron of welding and then welded frame；
（1）The method of the single longeron of welding is：Single longeron includes bottom plate, side plate, cover board and end plate, is unclamped and the effect of the first briquetting
First nut disassembles the first briquetting, unclamps the second nut with the effect of the second briquetting, the second briquetting is disassembled；Then
By in the both ends difference holding to the first limiting slot and the second limiting slot of bottom plate, the both ends of side plate are respectively put into the first limit
In slot and the second limiting slot, while the side of one end of side plate being allowed to be contacted with the first limiting plate, allow side plate the other end side
It is contacted with the second limiting plate, then by cover plate lid on side plate, and the both ends of cover board is allowed to distinguish holding to the first limiting slot and the
In two limiting slots, end plate is placed on the wherein end face for the Vierendeel girder being made of bottom plate, side plate and cover board, and pass through positioning plate
Longitudinal register is carried out to end plate, the other end of the Vierendeel girder being made of bottom plate, side plate and cover board by the second support plate inclined-plane with
The bending part that horizontal plane is formed carries out longitudinal register and then the first briquetting is installed on the first screw rod, and passes through the first nut
Locking allows the first briquetting to be contacted with cover board, and the second briquetting is installed on the second screw rod, and allows second by the second nut check
Briquetting is contacted with cover board；Driving mechanism is installed in the first terminal pad and the second terminal pad, is connected by driving mechanism driving first
Disk and the second connection disc spins are connect, to drive single longeron rotation to realize welding；
（2）Welded frame, specific method are：It supports the first of the same side and is placed on limiting plate and the second bearing limiting plate
Step（1）The single longeron being welded by spot-welded crossbeam and gantry between two single longerons, while passing through on single longeron
Spot-welded engaging lug；Utilize the inclined-plane and water of bending part and the second support plate that the inclined-plane of the first support plate is formed with horizontal plane
The bending part that plane is formed carries out longitudinal spacing to vehicle frame；First briquetting is installed on the first screw rod, and passes through the first nut
Locking allows the first briquetting to be contacted with list longeron, and the second briquetting is installed on the second screw rod, and allows the by the second nut check
Two briquettings are contacted with single longeron；Driving mechanism is installed in the first terminal pad and the second terminal pad, passes through driving mechanism driving the
One terminal pad and the second connection disc spins, to drive vehicle frame rotation to realize welding.
7. the method that the welding tooling according to claim 6 using vehicle frame welds vehicle frame, it is characterised in that：?
It is welded with the first gusset between first limiting plate and the first support plate, is welded between the second limiting plate and the second support plate
Two gussets.
8. the method that the welding tooling according to claim 6 using vehicle frame welds vehicle frame, it is characterised in that：?
The lower surface both ends of first briquetting are welded with the first limited block, and the inside lower end of the first limited block is the first inclined-plane；In the second pressure
The lower surface both ends of block are welded with the second limited block, and the inside lower end of the second limited block is the second inclined-plane；In welding, by the
One limited block and the second limited block carry out cross spacing.
9. the method that the welding tooling according to claim 6 using vehicle frame welds vehicle frame, it is characterised in that：The
The bottom surface of one pedestal extends obliquely from one end of the first terminal pad to the other end；The bottom surface of second pedestal is from the second terminal pad
One end extends obliquely to the other end.
10. the method that the welding tooling according to claim 6 using vehicle frame welds vehicle frame, it is characterised in that：
Both sides positioned at the first limiting slot on the first limiting plate are respectively fixed with more than one first fixing nut being arranged above and below, the
Horizontally disposed first adjusting screw rod is engaged in one fixing nut, the first adjusting screw rod is fixed close to one end of the first limiting slot
There is the first pressure head；On the second limiting plate positioned at the second limiting slot both sides be respectively fixed with more than one be arranged above and below second
Fixing nut is engaged with horizontally disposed second adjusting screw rod in the second fixing nut, and the second adjusting screw rod is close to the second limit
One end of slot is fixed with the second pressure head；When being welded to single longeron, side plate is compressed by the first pressure head and the second pressure head.
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| CN201611065743.2A CN106736136B (en) | 2016-11-28 | 2016-11-28 | A kind of welding tooling of vehicle frame and the method for welding |
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| CN201611065743.2A CN106736136B (en) | 2016-11-28 | 2016-11-28 | A kind of welding tooling of vehicle frame and the method for welding |
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| CN107855628B (en) * | 2017-12-06 | 2023-10-31 | 安徽马钢设备检修有限公司 | Simple and easy fixed amortization wheel welding isolated plant |
| CN108772527B (en) * | 2018-06-14 | 2024-02-06 | 珠海三威注塑模具有限公司 | Rivet press mounting device of paper winder |
| CN108772658A (en) * | 2018-06-19 | 2018-11-09 | 宝鸡中车时代工程机械有限公司 | Hollow type truck side sill with automatic centering clamping function welds displacement tool |
| CN109794725B (en) * | 2019-04-03 | 2023-08-25 | 山东宏康机械制造有限公司 | Positioning tire for welding large-sized frame and welding process method |
| CN110315195B (en) * | 2019-07-15 | 2022-10-18 | 上海骄成超声波技术股份有限公司 | Adjusting and limiting mechanism for ultrasonic welding |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| SU625887A1 (en) * | 1975-03-18 | 1978-09-30 | Одесское специальное конструкторское бюро полиграфического машиностроения | Tipping device for assembling and welding metal structures |
| CN201079895Y (en) * | 2007-08-24 | 2008-07-02 | 中国南车集团戚墅堰机车车辆厂 | Roll-over stand for locomotive frame side beam group welding |
| CN201815829U (en) * | 2010-10-22 | 2011-05-04 | 毕节地区力帆骏马振兴车辆有限公司 | Dump truck sub-frame assembly welding die |
| CN103273242A (en) * | 2013-05-24 | 2013-09-04 | 安徽中鼎飞彩车辆有限公司 | Integrated welding-die mechanism for rear frames of small-sized wheel loaders and medium-sized wheel loaders |
| CN203409451U (en) * | 2013-05-28 | 2014-01-29 | 湘潭电机股份有限公司 | Reverse lap welding fixture for vehicle frame of electric-wheel self-dumping truck |
| CN104588948B (en) * | 2014-12-10 | 2016-06-22 | 广州电力机车有限公司 | A kind of electric power wheel self-discharging vehicle front frame assembly tool and assemble method |
| CN106001959A (en) * | 2016-06-15 | 2016-10-12 | 江阴戎辉机械设备制造有限公司 | Frame manufacturing technology |
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