Workpiece plate sheet welding system of processing and processing method
Technical field
The present invention relates to field of welding processing, especially, relate to a kind of workpiece plate sheet welding system of processing and processing method.
Background technology
At present, discovery of investigating the manufacturing enterprise of thin plate, in production link, the welding of thin plate is all with manual operations
It is main.Aborning, using human weld, welder is often done by psychology, physiological condition change and surrounding
Disturb.Under severe welding condition, operator is the most tired, it is difficult to the long period keeps welding job stability with consistent
Property, will result in the efficiency of welding low with quality is unstable, and welding rear surface fineness is poor.
Particularly with the welding processing of container bottom, with reference to Fig. 1, container bottom 3 includes the carriage of integrative-structure
Frame 31 and the multiple sheet member 32 being connected with respective regions in described support frame 31, and support frame 31 be provided with multiple for
Form the bending part 311 of reinforcement, each sheet member 32 region between adjacent bend 311.Add man-hour, typically need to be by many
Individual sheet member 32 is connected with the corresponding site spot welding in the support frame 31 with bending part 311, then to sheet member 32 and support
Weld seam between framework 31 is welded to connect, to be processed into container bottom 3, owing to the weld seam between sheet member and support frame is many
And arrange in the staggered mode such as horizontal, vertical, cause needs to weld the multiple workman of multiple work position distributions, it is generally required to
Distribute 11 workmans on welding production line and carry out welding processing, therefore present workpiece plate sheet welding system of processing existence is following not
Foot:
1, human weld's workpiece thin plate, the efficiency of welding and quality are significantly limited by the proficiency level of welder
And mode of operation, welding concordance is bad, and welding quality is unstable, and welding efficiency is low.
2, existing weld jig, manually operation carries out location clamping, and precision is the highest, workpiece group pair often occurs
Excesssive gap, the most solderable after need to adjusting manually, it is impossible to realizing automatic welding production operation, production efficiency is low.
3, the mode of movement of existing workpiece thin plate is in manual feed mode, and production efficiency is low, and there is certain peace
Full hidden danger.
Summary of the invention
The invention provides a kind of workpiece plate sheet welding system of processing and processing method, add solving existing plate sheet welding
Work need manual welding and owing to weld seam is many, positioning precision is poor causes welding concordance is bad, welding quality is unstable and welding effect
The technical problem that rate is low.
The technical solution used in the present invention is as follows:
According to an aspect of the present invention, it is provided that a kind of workpiece plate sheet welding system of processing, for workpiece to be processed is entered
Row weld seam welds, and workpiece to be processed includes support frame and the multiple sheet member being connected with support frame spot welding, this welding processing
System includes:
Frock clamp assembly, positions for welding processing for conveying and online clamping workpiece to be processed, and frock clamp is total
Become the pipeline included for transversely carrying workpiece to be processed and for clamping the workpiece to be processed bracing frame with welding location
Assembly, pipeline be located on bracing frame assembly and along its short transverse position adjustable with realize conveying workpiece to be processed and disengaging treat
The state switching that processing workpiece clamps for bracing frame assembly;
Welding robot, is distributed in the both sides of frock clamp assembly and moves along its length, for work to be processed
The sheet workpiece of part and the welding of weld seam between support frame, workpiece to be processed is positioned at the radius of clean-up of welding robot.
Further, bracing frame assembly includes the first bracing frame and the second bracing frame, is provided with multiple on the first bracing frame
Transversely and/or the longitudinally disposed resilient support portion of bottom surface with resilient support sheet workpiece, the second bracing frame is provided with multiple
Hold down assembly for the end face of sheet member being applied the cantilever of thrust.
Further, the second bracing frame includes being arranged in the first of both sides along the length direction relative spacing of workpiece to be processed
Support means and the second support means, the first support means and the second support means are provided with track and the location for location
Set, cantilever holds down assembly and includes section bar seat, and the two ends of section bar seat are respectively through rolling mechanism and the first support means, the second support dress
The track put coordinates with displacement regulation, and section bar seat coordinates with location with positioning sleeve through retaining mechanism, and section bar seat is through the first lifting
Mechanism connects at least one pressed seat.
Further, the first elevating mechanism is air cylinder driven mechanism, and pressed seat is articulated and connected with multiple first elevating mechanisms,
And pressed seat have a pressing plate for workpiece pressing, pressing plate uses copper material to make.
Further, the second bracing frame is provided with for driving cantilever to hold down assembly displacement to avoid interference with welding robot
The regulation cylinder of welding processing.
Further, the first support means and the second support means are respectively provided with positioning seat and lateral pushing tow on forward surface
Mechanism, the located seat of workpiece to be processed between the first support means and the second support means is joined with lateral top-pushing mechanism
Cooperation is with being accurately positioned.
Further, the end of the first support means and the second support means be provided with for stop workpiece to be processed reach with
The retention device of welding processing, retention device includes fixing seat and the second elevating mechanism being provided thereon, blocking mechanism, fixing seat
Being connected with the first support means or the second support means, blocking mechanism is before the second elevating mechanism rises to stop workpiece to be processed
Move or decline to release the workpiece transfer stoped for after welding processing.
Further, pipeline includes: supporting mass and the first drive mechanism of driving supporting mass vertical lift, on supporting mass
Be provided with drivewheel, driven pulley and between drivewheel and driven pulley for transmitting the drive mechanism of workpiece to be processed, drivewheel
It is connected to import the second drive mechanism of power source.
Further, the first bracing frame includes the first support being positioned at bottom, is provided with position adjustable on the first support
Second support, is provided with resilient support portion on the second support, resilient support portion includes locating piece and is located on locating piece many
Individual copper cushion block, being located at multiple bracers under locating piece, copper cushion block is located with locating piece one_to_one corresponding and each copper cushion block
Post connects a bracer, and locating dowel is peripheral sheathed for providing the spring of upper and lower buoyancy to copper cushion block.
Further, welding robot includes track and the slider assembly of the walking of the rectilinear orbit in track, cantilever group
Connect robot body on part, the actuator of robot body arranges welding gun and the laser tracker for laser positioning.
According to a further aspect in the invention, also provide for a kind of workpiece plate sheet welding processing method, use above-mentioned welding to add
Work system, the inventive method comprises the following steps:
Workpiece to be processed according to different specification size adjusts frock clamp assembly;
When workpiece to be processed is transferred to this operation from upper operation, the first drive mechanism jack-up supporting mass moves upward,
Second drive mechanism drive transmission device transmits workpiece to be processed;
Second elevating mechanism drives blocking mechanism to rise, and workpiece to be processed touches blocking mechanism and stops the biography of pipeline
Dynamic, the first drive mechanism drives supporting mass to decline;
Workpiece to be processed falls on frock clamp assembly, and is supported by each resilient support portion;
Lateral top-pushing mechanism promotes workpiece to be processed to be close to positioning seat, and each cantilever holds down assembly to workpiece to be processed from dynamic pressure
Tightly;
Welding robot starts action, finds weld seam starting point and is welded by laser aiming;
After welding, frock clamp assembly unclamps automatically, and the first drive mechanism jack-up supporting mass moves upward, and second
Workpiece after processing is transmitted to subsequent processing by drive mechanism drive transmission device.
The method have the advantages that
Workpiece plate sheet welding system of processing of the present invention and processing method, by using frock clamp assembly to workpiece to be processed
Carry out carrying and clamping online, and welded robot butt welded seam welds, it is achieved that to the automatic transportation of thin plate and accurately
Welding location, positioning precision is reliable, welding concordance is good, and crudy is high, and Automation of Welding level and working (machining) efficiency are equal
It is effectively improved, be there is application value widely.
In addition to objects, features and advantages described above, the present invention also has other objects, features and advantages.
Below with reference to accompanying drawings, the present invention is further detailed explanation.
Accompanying drawing explanation
The accompanying drawing of the part constituting the application is used for providing a further understanding of the present invention, and the present invention's is schematic real
Execute example and illustrate for explaining the present invention, being not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of preferred embodiment of the present invention workpiece to be processed;
Fig. 2 is the structural representation of preferred embodiment of the present invention welding processing system;
Fig. 3 is the structural representation of preferred embodiment of the present invention frock clamp assembly;
Fig. 4 is the structural representation of the preferred embodiment of the present invention the first bracing frame;
Fig. 5 is the structural representation in preferred embodiment of the present invention resilient support portion;
Fig. 6 is the structural representation of the preferred embodiment of the present invention the second bracing frame;
Fig. 7 is the structural representation of support means in the preferred embodiment of the present invention;
Fig. 8 is the structural representation that in the preferred embodiment of the present invention, cantilever holds down assembly;
Fig. 9 is the structural representation of retention device in the preferred embodiment of the present invention;
Figure 10 is the structural representation of pipeline in the preferred embodiment of the present invention;
Figure 11 is the structural representation of welding robot in the preferred embodiment of the present invention.
Description of reference numerals:
1, frock clamp assembly;11, pipeline;12, bracing frame assembly;
13, the first bracing frame;14, the second bracing frame;15, resilient support portion;16, cantilever holds down assembly;
111, supporting mass;112, the first drive mechanism;113, drivewheel;114, driven pulley;
115, guide wheel;116, guide post;117, fairlead;118, chain;
119, drive sprocket;11A, live roller;11B, the second drive mechanism;
131, the first support;132, the second support;134, locating piece;135, copper cushion block;
136, bracer is propped up;137, locating dowel;138, round nut;139, spring;
141, the first support means;142, the second support means;143, track;144, positioning sleeve;145, positioning seat;
146, lateral top-pushing mechanism;147, retention device;148, hold down gag;149, regulation cylinder;
1471, fixing seat;1472, the second elevating mechanism;1473, blocking mechanism;
161, section bar seat;162, rolling mechanism;163, alignment pin;
164, the first elevating mechanism;165, pressed seat;166, pressing plate;
2, welding robot;21, track;22, robot body;23, slider assembly;
24, welding gun;25, silk device cut by clear rifle;26, the source of welding current;27, laser tracker;
3, container bottom;31, support frame;311, bending part;32, sheet member.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases
Combination mutually.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
The preferred embodiments of the present invention provide a kind of workpiece plate sheet welding system of processing, for carrying out workpiece to be processed
Weld seam welds, and the present embodiment is using the container bottom 3 shown in Fig. 1 as workpiece to be processed, and this workpiece to be processed includes integrally tying
The support frame 31 of structure and the multiple sheet member 32 being connected with support frame 31 spot welding, wherein, be distributed many in support frame 31
The individual bending part 311 for constituting reinforcement, forms weld seam between each sheet member 32 with adjacent bending part 311.With reference to Fig. 2, this
Embodiment welding processing system includes:
Frock clamp assembly 1, positions for welding processing for conveying and online clamping workpiece to be processed, and frock clamp is total
One-tenth 1 includes the pipeline 11 for transversely carrying workpiece to be processed and for clamping the workpiece to be processed support with welding location
Frame assembly 12, pipeline 11 is located on bracing frame assembly 12 and adjustable to realize conveying workpiece to be processed along its short transverse position
And depart from the state switching that workpiece to be processed clamps for bracing frame assembly 12;
Welding robot 2, is distributed in the both sides of frock clamp assembly 1 and moves along its length, for to be processed
The sheet workpiece of workpiece welds with 31 weld seams of support frame, and workpiece to be processed is positioned at the radius of clean-up of welding robot 2.
Workpiece to be processed is carried by using frock clamp assembly and clamps online by the present embodiment, it is achieved thin plate it
Between gapless laminating location, and welded robot butt welded seam welds, it is achieved that to the automatic transportation of thin plate and accurately
Welding location, positioning precision is reliable, welding concordance is good, and crudy is high, and Automation of Welding level and working (machining) efficiency are equal
It is effectively improved, be there is application value widely.
With reference to Fig. 3, the present embodiment bracing frame assembly 12 includes the first bracing frame 13 and the second bracing frame 14, the first bracing frame
Be provided with on 13 multiple transversely and/or the longitudinally disposed resilient support portion 15 of bottom surface with resilient support sheet workpiece, second
Bracing frame 14 is provided with multiple cantilever for the end face of sheet member 32 applies thrust and holds down assembly 16.
With reference to Fig. 4 and Fig. 5, the first bracing frame 13 includes the first support 131 being positioned at bottom, sets on the first support 131
Having adjustable second support 132 in position, be provided with resilient support portion 15 on the second support 132, resilient support portion 15 includes location
Block 134 and be located at the multiple copper cushion blocks 135 on locating piece 134, be located at multiple bracers 136 under locating piece 134, copper packing
Block 135 is connected a bracer 136 with locating piece 134 one_to_one corresponding and the located post of each copper cushion block 135 137, and locating dowel 137 is peripheral
Sheathed for providing the spring 139 of upper and lower buoyancy to copper cushion block 135.Preferably, in the present embodiment, the first support 131 uses goose
Neck groove bearing support, the upper surface of goose neck tunnel bearing support is provided with guide rail, and the bottom of the second support 132 is provided with matches with described guide rail
To carry out the guide rail slide of position adjustments, and then drive resilient support portion 15 at slide on rails, after determining position, pass through
Alignment pin inserts and positions on the positioning sleeve of the first support 131, can adjust the position in resilient support portion 15, with satisfied difference
The welding of specification workpiece thin plate.In the present embodiment, it is thin that the spot welding each with on workpiece to be processed of each resilient support portion 15 is connected
Plate 32 is corresponding, to flexibly support its lower surface.In the present embodiment, resilient support portion 15 includes multiple copper cushion block 135,
And the lower section correspondence of each copper cushion block 135 installs spring 139, and locating dowel 137 is arranged in spring 139, and locating dowel 137 with
The lower end propping up bracer 136 fastens through round nut 138, and copper cushion block 135 can fluctuate under the effect of spring 139, it is ensured that
Two sheet member laminatings are seamless, even and if resilient support portion 15 carry out multiple spot resilient support thin plate by the copper cushion block 135 of polylith
Part deforms, and also can realize seamless applying.
With reference to Fig. 3 and Fig. 6 to Fig. 8, in the present embodiment, the second bracing frame 14 includes the length direction phase along workpiece to be processed
Interval is arranged in the first support means 141 and the second support means 142 of both sides, and the first support means 141 and second supports
Device 142 is provided with track 143 and the positioning sleeve 144 for location, and cantilever holds down assembly and 16 includes section bar seat 161, section bar seat
The two ends of 161 respectively through rolling mechanism 162 coordinate with the track 143 in first support means the 141, second support means 142 with
Displacement regulates, and section bar seat 161 coordinates with location with positioning sleeve 144 through retaining mechanism, and section bar seat 161 is through the first elevating mechanism 164
Connect at least one pressed seat 165.Specifically, rolling mechanism 162 be connected in cantilever hold down assembly 16 two ends, rolling mechanism
162 in track 143 roll, when cantilever hold down assembly 16 be rolled to determine position after, insert positioning sleeve 144 with alignment pin 163
In, it is achieved location, the welding positioning requirements of different specification size workpiece thin plate can be met.
Preferably, the first elevating mechanism 164 is air cylinder driven mechanism, and pressed seat 165 cuts with scissors with multiple first elevating mechanisms 164
Connect in succession, and pressed seat 165 have the pressing plate 166 for workpiece pressing, pressing plate 166 uses copper material to make.This reality
Executing in example, four compression cylinders are connected in the way of hinge with pressed seat 165, to facilitate four compression cylinders asynchronous in action
In the case of can also realize compress effect;Affixed copper pressing plate under pressed seat 165, by copper pressing plate workpiece pressing, Ke Yiyou
Effect prevents the splatter produced during welding to be bonded on pressing plate.
With reference to Fig. 3, the first support means 141 and the second support means 142 side are provided with and compress downwards outside workpiece to be processed
The hold down gag 148 on limit, in the present embodiment, hold down gag 148 is made up of copper press strip, compact heap, oil cylinder etc..Hydraulic oil cylinder driving compresses
Block compresses or unclamps, and copper press strip is connected in hold down gag front end, and compresses with absorption surface, and the splatter produced during welding is not
Can be bonded on copper press strip.
Preferably, with reference to Fig. 6, the first support means 141 and the second support means 142 are respectively provided with location on forward surface
Seat 145 and lateral top-pushing mechanism 146, the workpiece to be processed warp between the first support means 141 and the second support means 142
Positioning seat 145 is accurately positioned with the mating reaction of lateral top-pushing mechanism 146.
Preferably, the second bracing frame 14 is provided with for driving cantilever to hold down assembly 16 displacements to avoid interference with welding robot
The regulation cylinder 149 of people 2 welding processing, to facilitate the weld job of welding robot 2.
With reference to Fig. 9, in the present embodiment, the end of the first support means 141 and the second support means 142 is provided with for stoping
Workpiece to be processed reach is with the retention device 147 of welding processing, and retention device 147 includes fixing seat 1471 and be provided thereon the
Two elevating mechanisms 1472, blocking mechanism 1473, fixing seat 1471 is connected with the first support means 141 or the second support means 142,
Blocking mechanism 1473 rises stop workpiece to be processed reach or decline to release prevention for weldering through the second elevating mechanism 1472
Connect the workpiece transfer after processing.
With reference to Figure 10, in the present embodiment, pipeline 11 includes: supporting mass 111 and drive the of supporting mass 111 vertical lift
One drive mechanism 112, supporting mass 111 be provided with drivewheel 113, driven pulley 114 and be positioned at drivewheel 113 and driven pulley 114 it
Between for transmitting the drive mechanism of workpiece to be processed, drivewheel 113 is connected to import the second drive mechanism 11B of power source.
In the present embodiment, four strip transmission lines 11 are arranged in the second bracing frame, and are divided into leading portion and back segment, leading portion along workpiece transmission unwrapping wire
Controlled the transmission of first half by two strip transmission lines, back segment is controlled the transmission of latter half by two strip transmission lines, it is possible to achieve single
Only transmission and the transmission of synchronization.In the present embodiment, transmission is set between drivewheel 113 and the driven pulley 114 of pipeline 11 and uses
Chain 118, drive drive sprocket 119 through chain 118, and then drive live roller 11A to roll, so reach to drive workpiece to
The effect of front transport, and centre also can arrange guide wheel 115 and carry out transmission guiding.Preferably, the lower surface of supporting mass 111 is provided with
For the guiding mechanism guiding its vertical lift, in the present embodiment, supporting mass 111 is provided with fairlead 117, fairlead
Coordinate with guide post 116 and guide with the lifting to supporting mass 111, to ensure the reliability of vertical lift.
With reference to Figure 11, it is outstanding that the present embodiment welding robot 2 includes that track 21 and the rectilinear orbit in track 21 are walked
Arm component 23, slider assembly 23 connects robot body 22, the actuator of robot body 22 arranges welding gun 24 and uses
Laser tracker 27 in laser positioning.Specifically, slider assembly 23 drives the straight line in track 21 through servomotor, decelerator
On track walk, extend welding robot up to welding scope and flexibility ratio, slider assembly 23 is additionally provided with clear rifle and cuts
Silk device 25 and the source of welding current 26, and move with it.
According to a further aspect in the invention, also provide for a kind of workpiece plate sheet welding processing method, use above-described embodiment
Welding processing system, the inventive method comprises the following steps:
Workpiece to be processed according to different specification size adjusts frock clamp assembly 1;
When workpiece to be processed is transferred to this operation from upper operation, the first drive mechanism 112 jack-up supporting mass 111 does upwards
Motion, the second drive mechanism 11B drive transmission device transmits workpiece to be processed;
Second elevating mechanism 1472 drives blocking mechanism 1473 to rise, and workpiece to be processed touches blocking mechanism 1473 to be stopped
The transmission of pipeline 11, the first drive mechanism 112 drives supporting mass 111 to decline;
Workpiece to be processed falls on frock clamp assembly 1, and is supported by each resilient support portion 15;
Lateral top-pushing mechanism 146 promotes workpiece to be processed to be close to positioning seat 145, and each cantilever holds down assembly 16 to work to be processed
Part automatic impaction;
Welding robot 2 starts action, finds weld seam starting point and is welded by laser aiming;
After welding, frock clamp assembly 1 unclamps automatically, and the first drive mechanism 112 jack-up supporting mass 111 does upwards to be transported
Dynamic, the workpiece after processing is transmitted to subsequent processing by the second drive mechanism 11B drive transmission device.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies
Change, equivalent, improvement etc., should be included within the scope of the present invention.