CN104525442B - The paint line of Automatic Control, hand spray - Google Patents
The paint line of Automatic Control, hand spray Download PDFInfo
- Publication number
- CN104525442B CN104525442B CN201410498661.1A CN201410498661A CN104525442B CN 104525442 B CN104525442 B CN 104525442B CN 201410498661 A CN201410498661 A CN 201410498661A CN 104525442 B CN104525442 B CN 104525442B
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- Prior art keywords
- pallet
- chain
- conveyer chain
- paint
- line
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/20—Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
Abstract
The present invention relates to a kind of Automatic Control, the paint line of hand spray, in earth's surface artificial operation planar, straight line speed type conveyer chain is set, the entrance of conveyer chain is area to be painted, it is lower part area in the end of upper part conveyer chain, finishing line, upset platform and finishing line is sequentially provided between area to be painted and lower part area；Wherein paint spray booth, levelling room, the structure of hothouse be, by entering to going out to be sequentially provided with conveyer chain paint spray booth, entrance lowering or hoisting gear, levelling room, drying chamber, cooling chamber and exit lifting device；Conveyer chain is whole can be accumulated system, can accumulate system and be connected with the full-automatic control system of outside setting there is manually-operated station to set.The paint line realizes workpiece from upper part, by that can complete painting work after streamline, and can realize step-by-step movement beat metaplasia product, increases substantially production efficiency, and the live part of reduction intersects the caused floor space of turnover greatly, and the chaotic problem in production scene.
Description
Technical field
The present invention relates to a kind of Automatic Control, the paint line of hand spray, it is particularly suitable for meeting aeronautical product not
With batch, multi items, the automatic transmission system of complex shape part paint line and meet the painting of aeronautical product process characteristic
Installing is standby.
Background technology
Because aeronautical product part is wide in variety, small, complex-shaped, the production mould of current domestic air mail industry painting line of batch
Formula is that paint spray booth and baking oven are independently arranged, and the turnover in painting process is manually carried, and its production procedure is as follows：Part is put
Be placed on pallet → levelling of a dead lift to spray station → one side spray painting → in paint spray booth/be transported to respective regions levelling →
A dead lift is to baking oven → solidification（Hardening time is by manual time-keeping）→ manually transport baking oven → fitting turnover → be manually transported to spray
The levelling of paint room → part opposite side spray painting → in paint spray booth/be transported to respective regions levelling → be manually transported to baking oven → solidification →
Manually transport baking oven → inspection.
It is as follows to there is problem in domestic traditional mode of production pattern：
1st, a dead lift link is too many, wastes substantial amounts of human resources；
2nd, batch production, low production efficiency；
3rd, paint spray booth, levelling room, hothouse are not the one spaces of closing, are had enough to meet the need between paint spray booth, levelling room, hothouse
During carry way in be to be carried out under open environment, air cleanliness and humiture are extremely difficult to technological requirement, it is impossible to
Ensure product quality；
4th, because in spray painting, spray painting workman is that operator is again bearer, while also to carry out levelling and baking oven consolidating
The timing of change, therefore it is difficult to ensure that the accurate control of flow time and hardening time, paint part in actual mechanical process
Painting quality it is difficult to ensure that；
5th, oven door is frequently switched on, causes amount of heat to be lost in, cause serious energy waste；
6th, due to painting process in artificial cross-operation, it is impossible to ensure in an orderly manner carry place part, so as to cause spray
Paint the confusion at scene；
7th, the auxiliary equipment such as blower fan, heating, water pump, air-conditioning box, compressed air is required to artificial opening and closing, increased
Workload, and it is uncoordinated to be easily caused the opening and closing of each equipment；
8th, levelling and hardening time are manually to monitor, and all technological parameters of production are manual records, and workload is big
And easily make a fault；
The external useful suspended chain transmission of aviation, hand spray, but because paint film discontinuously, at fixture point
Carry out secondary touch-up paint.Need to be equipped with corresponding personnel and place during touch-up paint, at the same need to carry out touch-up paint region necessary cleaning,
The process operations such as touch-up paint, drying are, it is necessary to certain cycle, low production efficiency.
The content of the invention
The technical problem to be solved in the present invention there is provided the paint line of a kind of Automatic Control, hand spray, the application
Line realizes workpiece from upper part, by that can complete painting work after streamline, and can realize that step-by-step movement beat metaplasia is produced, greatly
Amplitude improve production efficiency, floor space is big caused by reducing live part intersection turnover, and the chaotic problem in production scene.
To solve problem above, concrete technical scheme of the invention is as follows：A kind of application of Automatic Control, hand spray
Line, straight line speed type conveyer chain is set in the artificial operation planar of earth's surface, and the entrance of conveyer chain is area to be painted, in the end of conveyer chain
It is lower part area, finishing line, upset platform and finishing line is sequentially provided between area to be painted and lower part area；Wherein application
The structure of streamline is, by entering to going out to be sequentially provided with conveyer chain paint spray booth, entrance lowering or hoisting gear, levelling room, drying chamber, cold
But room and exit lifting device；Conveyer chain is whole can to accumulate system there is manually-operated station to set, can accumulate system with it is outer
The full-automatic control system connection that portion is set.
Two stations are provided with described paint spray booth, a lifting and rotary bracket, lifting and rotation are set on each station
The frame that asks is connected with full-automatic control system, and its structure is to be provided with vertical jacking hydraulic cylinder, jacking in the bottom of turntable support
The piston rod of hydraulic cylinder connects the rotating disk above turntable support by whirligig.
Described levelling room and drying chamber are provided with four floor, and every layer has eight stations, and the part of each station is by before entrance
It is provided with 90 degree and rotates and conveyed into a platform and entrance lowering or hoisting gear, is rotated by exit lifting device and 90 degree and exported to going out into a platform
Conveyer chain at mouthful；The optoelectronic switch and meter being connected with full-automatic control system are provided with the pallet porch of levelling room and drying chamber
When device, and individually calculate the time parameter of each pallet.
Conveyer chain is closure transfer chain, and being provided with piece uploading region in the porch of conveyer chain moves shape machine, and piece uploading region is moved shape machine and passed
Piece uploading region differential chain is provided between the entrance for sending chain；Lower part area being provided with the outlet of conveyer chain and moving shape machine, lower part area moves shape machine
Exit returns to differential chain and is connected with the pallet that conveyer chain be arranged in parallel, and pallet returns to the end of differential chain and piece uploading region moves shape machine
Connection.
Described piece uploading region moves shape machine and the end section of pallet return differential chain is connected with conveyer chain in an angle of 90 degrees, and
Corner is provided with 90 degree of swivel conveyors.
Air seal set is respectively provided with each drying chamber two ends.
Described accumulated system is made up of light sensing switch, stopper, PLC and artificial control clearance button.
A kind of method that use Automatic Control, the paint line of hand spray carry out aviation part spraying, including following step
Suddenly：
1）By the placing part after surface treatment in the pallet of piece uploading region, revolved by piece uploading region differential chain and 90 degree
Turn transport platform and enter into area to be painted；
2）If without spray painting part in paint spray booth, pallet moves on and enters station, lifting and rotary bracket
Pallet carries out jacking, carries out spray painting work, if there is spray painting part paint spray booth, pallet controls original place etc. by that can accumulate system
Treat；
3）Spray painting is finished in paint spray booth, and angle rotation is carried out by the pallet of lifting and rotary bracket, sprays the another of part
Simultaneously；
4）Part presses the support of clearance button, lifting and rotary bracket after the completion of paint spray booth paints after artificial judgment is qualified
Disk is taken a seat, pallet load bearing element moved on conveyer chain 90 degree rotate into a platform by pallet realize jacking-be rotated by 90 °-
The action of falling, is changed into transversely arranged by pallet from transmission along longitudinal direction；
5）Transversely arranged pallet reaches entrance lowering or hoisting gear, and entrance lowering or hoisting gear lifts loading repeatedly, will fill workpiece support
Disk is sequentially loaded into the flat room of 1-4 laminar flows, and is counted by light sensing switch, during timer；When timer arrival time, then it is sent to
Drying chamber；
5）Part after drying chamber drying is entering cooling chamber, and the part after cooling is transported one by one by exit lifting device
Rotated into a platform to next 90 degree, pallet is changed into being transmitted along longitudinal direction from transversely arranged, then on reentrant upset platform,
Artificial upset is carried out, the bottom surface portions not painted are turned；
6）It is again introduced into next finishing line, repeat step 2-5；
7）Spraying is dried after the completion of the overall step in cooling system, and the part after the completion of trays of parts spray painting passes through lower part
Area and lower part area move shape machine and enter pallet return differential chain；
8）The part returned at differential chain and 90 degree swivel conveyors by completion of painting in pallet is unloaded, the pallet of zero load after
Continue and return to the movement of differential chain in pallet, until being moved at shape machine to piece uploading region, complete pallet loopback.
The Automatic Control, hand spray production line are sequentially disposed in paint spray booth, levelling room, do by the technological process of application
Dry room, strong cold house, eversion chamber, paint spray booth, levelling room, the streamline of hothouse, form totally enclosed chamber body, realize workpiece from
Upper part, by that can complete painting work after streamline, and can realize that step-by-step movement beat metaplasia is produced, and increase substantially production effect
Rate, floor space is big caused by reducing live part intersection turnover, and production scene is chaotic.Setting simultaneously can accumulate system, real
Existing artificial operation and the human-computer dialogue for automatically controlling chain.
Preferably, two are designed with lifting, the spray station of rotary bracket, it is ensured that sliver can give birth to for every 3 minutes
Produce the beat of a trays of parts；Lifting, the design of rotary bracket realize pallet in spray station stopping, rotation, clearance, realize
The man-machine interaction of Automatic Control chain and hand spray.
Preferably, levelling room and drying chamber be designed as four floor, every layer have 8 stations, being rotated by 90 degree will into platform
Pallet is switched to transversely arranged, the capacity of increase baking oven by longitudinal arrangement, reduces floor space, improves the utilization rate of the energy, while
The technological parameter of each pallet can accurately be controlled.
Preferably, the structure for moving shape machine, lower part area shifting shape machine and pallet return differential chain by piece uploading region realizes that workpiece is passed
Defeated chain and the function of empty pallet revolution, reduce a dead lift amount of turnover, improve revolution efficiency.
Preferably, convey line-shifting machine by 90 degree of rotations and realize the conversion that pallet runs on two parallel chains, 90
Degree swivel conveyor realize pallet two chains be in 90 degree when, pallet operation turning, the design is with ring-like in a chain
Operation is compared on chain, is reduced pallet and is being curved radius needed for two chain revolutions, be drastically reduce the area used by production line
Floor space.
Preferably, one layer of air curtain of indoor velocity heated gas formation is being dried, the heat in drying chamber is being risen to external diffusion
To iris action, it is possible to reduce the loss of heat in drying chamber, energy waste is reduced.
Preferably, system can be accumulated to be made up of light sensing switch, stopper, PLC and artificial control clearance button, can be made one
There is the sufficient time to complete artificial operation, when this station is not completed, pallet below is waited for, when artificial operation
After the personnel of station judge end of operation, by manual pushbutton, this pallet is let pass, and next pallet enters artificial operation position.
Ensure that operating personnel can organically combine with Automatic Control Transmission system, realize human-computer dialogue.
The paint line carries out aviation part spraying using the above method, the spraying method tiled using workpiece, by technique stream
Journey be designed as paint spray booth → levelling room → hothouse → strong cold house → upset workpiece area → paint spray booth → levelling room → hothouse →
Strong cold house's composition flowing water paint line, the chamber body of closing prevents the pollution to external environment condition, while ensure that the air in spray room is clear
Cleanliness.To save floor space, two parallel " L " type differential carrier chains are provided with, be respectively used to from list processing line to painting line
Internal workpiece transmits and empty pallet is returned back into piece uploading region.Added conveying turntable in 90 degree of corners of chain, two parallel chains it
Between plus line-shifting machine, realize that pallet switches in two interchains.Whole process can accumulate system and the up-down rotary display stand of spray station realizes conveying
System and artificial coordination.Levelling room and four floor of drying chamber point, eight pallets of every layer of placement, and 90 degree are set before levelling room
Rotate into a turntable, pallet is transversely arranged, improve the utilization ratio for containing rate and the energy of chamber body.Peripheral equipment and technique are joined
Manifold is provided with self diagnosis and failure warning system into control.
Preferably, because aeronautical product has the features such as part multi items, small lot, part are complicated, and size heterogeneity is larger,
Therefore, the station such as upper part, spraying, upset part, lower part is manually operated, paint spray booth's switch board, baker switch board, exhaust-gas treatment control
Cabinet processed, circulating water pool switch board, air supplying and exhausting system switch board and induction system switch board, using full-automatic integrated control, respectively
Equipment room interlocking is interactive, and various technological parameters can be automatically adjusted.LED of all devices operation conditions in display and production scene
Animation shows on screen, the self diagnosis work energy of equipment and technological parameter, and shows trouble point, alarm over the display.Its feature exists
In the accumulated system for realizing whole process, the co-ordination of personnel transportation system is realized.Reservation heating in advance is capable of achieving, work is reduced
People's stand-by period, exhaust system delay switching-off can fully discharge indoor waste gas.
Brief description of the drawings
Fig. 1 is Automatic Control, the paint line top view of hand spray.
Fig. 2 is Automatic Control, the paint line front view of hand spray.
Fig. 3 is spray painting indoor lifting and rotary bracket structure schematic diagram.
Specific embodiment
As depicted in figs. 1 and 2, the paint line of a kind of Automatic Control, hand spray, is set in the artificial operation planar of earth's surface
Straight line speed type upper part conveyer chain 1, the entrance of conveyer chain 1 is area to be painted 2, is lower part area 3 in the end of conveyer chain 1, to be painted
Finishing line 10, upset platform 4 and finishing line 10 are sequentially provided between area 2 and lower part area 3；Wherein finishing line 10
Structure be, by entering to going out to be sequentially provided with conveyer chain 1 paint spray booth 11, entrance lowering or hoisting gear 12, levelling room 13, drying chamber
14th, cooling chamber 15 and exit lifting device 16, air seal set 18 is respectively provided with each drying chamber two ends；The whole process of conveyer chain 1 exists
Having manually-operated station to set can accumulate system 5, can accumulate system 5 and be connected with the full-automatic control system outside conveyer chain 1.
The design is pipeline system coating equipment by technical flow design, and technological process is：Upper part → the first face spray painting support
Disk can 360ORotation, pallet is painted in hand spray → levelling → dryings → strong cold → turn-over manual operations → the second face can 360ORotation
Turn, hand spray → levelling → dryings → strong cold → lower part, chamber body is arranged by processing flow sequence, formation streamline, workpiece from
Upper part completes all coating process to lower part.Wherein levelling room, drying chamber are transmitted using four floor, successively will with lowering or hoisting gear
Workpiece loads 1-4 layers, and reciprocating loader improves the length and floor space that contain rate and energy utilization rate, reduce chamber body of chamber body,
Air seal set is the air curtain for transporting wind at a high speed, prevents the heat losses in drying chamber, reduces energy waste.Part is from list processing line to spray
Paint line, empty pallet is turned round in painting line body and after lower part, using the ring-like chain transmission of double-strand load-bearing stainless steel speed, for substituting
The carrying of personnel.Chain point presses each station segment design, prevents certain from breaking down, completely out of service.Transmission line is used
Automatic Control, it is synchronous with the holding of manually-operated rhythm with function can be accumulated.
Two stations are provided with the paint spray booth, a lifting and rotary bracket 110 are set on each station, each rotation
Bracket 110 is connected with full-automatic control system, and its structure is to be provided with vertical jacking hydraulic cylinder in the bottom of turntable support 111
112, the piston rod of jacking hydraulic cylinder 112 connects the rotating disk 114 of the top of turntable support 111 by whirligig 113.In Spray Painter
Position pallet can 360 degree rotate, the about 2 minutes unilateral spray painting time of each pallet, the time is adjustable, and control system can automatic identification
The workpiece state of two spray stations, use can accumulate system and realize that two stations paint, export paint spray booth with group simultaneously.
Lift and the running of rotary bracket 110 is：When entrance chain has dolly to wait, and pallet A not by jack-up when, enter
The stopper of mouth chain can let pass.When stopper is let pass, dolly I can be sent to spray with the operation of entrance chain and technology chain
Paint room.When dolly reaches pallet A, the limit switch lever of pallet A can be touched, at this moment pc control procedure can be connected to
The feedback data of PLC, there is car on display pallet A, but because pallet B is without car, dolly continues to be run to pallet B by pallet A,
When dolly crosses the limit switch lever of pallet A, pallet A limit switches lever playbacks, now nothing at system default pallet A
Car, entrance chain stopper is let pass, and dolly II is sent to paint spray booth, and at the same time, dolly I may proceed to be transported forward with technology chain
OK, when dolly I touches the limit switch lever of pallet B, technology chain stops, and pallet B rises, when pallet rises in place,
First group of proximity switch in pallet can be connected, and at this moment pc control procedure can be connected to the feedback data of PLC, display pallet B
Have gone up in place, technology chain resumes operation, now, Spray Painter can carry out paint spraying to part on dolly I, and Spray Painter is after one's death
There are two buttons on wall, can control the rotation of pallet and decline.Dolly II can continue to forward with the technology chain for resuming operation
Enter, when the limit switch lever of pallet A is touched, the action of pallet B can be repeated.After part spraying is finished on pallet B,
Button on the operable wall after one's death of Spray Painter, pallet B declines, and the dolly I on pallet B falls in technology chain with the decline of pallet
On, now dolly I can touch the limit switch lever of pallet B, and pc control procedure can show that dolly I has fallen in technology chain
On, dolly I can with running before technology chain and then forward, simultaneously, when pallet B declines in place, in pallet second
Group proximity switch can be connected, and pc control procedure can be connected to the feedback data of PLC, and display pallet B has dropped to position, if firm
Pallet B is rotated when just spraying, then pallet B can be turned back to initial bit while declining.Transported forward on technology chain
Capable dolly I, technology chain stops when running into first group of limit switch a, and pallet C rises, when pallet C rises in place, technology chain
Rerun, first in pallet group proximity switch is connected, and pallet is rotated, when pallet is rotated by 90 °, in pallet second
Group proximity switch is connected, and pallet begins to decline, and with the decline of pallet, dolly I falls on outlet chain, with outlet chain forward
Operation, at the same time, the pallet for declining in place can connect the 3rd group of proximity switch in pallet, and now pallet C meetings automatic rotary is arrived
Initial bit.Dolly I is run during to outlet chain stopper with outlet chain, can shelter from stopper side optoelectronic switch, now upper
Machine control program can show that dolly I has been arrived at outlet chain stopper.Outlet chain runs non-lift further along, when lifting seat in the plane
When optoelectronic switch is not blocked, system judges that, without dolly on lift, stopper is let pass, and dolly is transported with the operation chain of lift
It is to be released at row to lift stopper, can now block the optoelectronic switch at lift stopper, pc control procedure meeting
Display dolly I has arrived lift.After the spraying of dolly II on pallet A is finished, pallet A is pressed decline button, if on pallet B
During without car, dolly II can run as technology chain is transported, and cross at pallet B, until at pallet C, rise rotating and extremely landing
Action on outlet chain；If have car on pallet B, technology chain stops, and dolly II can be placed on technology chain, treats that pallet B declines
After in place, and the travel switch lever of pallet B is blocked, and technology chain can restart, and dolly II can forward be transported with technology chain
OK, if having car at pallet C, dolly II can run to second group of limit switch b stopping with technology chain, until previous dolly
Drop down onto on outlet chain.
If described levelling room 13 and drying chamber 14 are provided with dried layer, every layer of part for having several stations, each station leads to
Crossing before entrance has 90 degree to rotate to be conveyed into a platform 17 and lowering or hoisting gear 12, rotated into a platform by exit lifting device 16 and 90 degree
17 export to exit conveyer chain 1.The time parameter separate clocking of each pallet, is made up of optoelectronic switch and timer.
Levelling room 13 is made up of the flat passage of 4 laminar flows, and lift lifting order is from the bottom up successively feeding levelling of getting off
In passage.When dolly reaches lift stopper position, lift can be raised to the finger that dolly should be reached by lifting order first
The levelling passway of given layer number is awaited orders, and system can determine whether there is car this light and establish by cable according to the optoelectronic switch at levelling feeder connection
Off-position be levelling passage can storage trolley maximum quantity position, when optoelectronic switch is connected, system is judged herein without car, liter
Stopper on drop machine can be let pass, and dolly can be run to levelling passage, and the light at trolley travelling to levelling feeder connection is established by cable
When at pass, optoelectronic switch can be blocked, and now system judges that dolly is run on levelling passage by lift, and lift declines
Return initial bit.Action above is considered as a do action of lift lifting and transmitting system, and lift does not finish a circulation
After action, dolly can be sequentially sent in the flat passage of each laminar flow according to order from down to up.
Between levelling and baking oven automatic turnover system：The operation chain of the interior each flat passage of laminar flow of levelling, is levelling and leads to
Road is shared with drying tunnel, and the automatic turnover system and principle between levelling with drying tunnel are identical.When dolly is sent into levelling passage by lift
When interior, with the operation of dolly, the optoelectronic switch that dolly can be at inswept levelling feeder connection, now lift decline, it is same with this
When Monitor Computer Control System in, the counter of dolly quantity numerically can Jia 1 original in display levelling passage, and this dolly is correspondingly
Counter start timing, i.e. the dolly of each inswept porch optoelectronic switch can make the numerical value in monitoring system plus 1, while
Each dolly can be by separate clocking.The porch in setting value, and drying tunnel is equal to when the numerical value of the counter corresponding to dolly
Limit switch not by occupation time, opened by drying tunnel entrance door, and stopper is let pass between levelling, dolly from being run in drying tunnel between levelling,
Operation and principle with levelling passage is identical, dolly when the porch travel switch lever of drying tunnel is touched, drying tunnel entrance door
Close, counter starts timing, when timers value is identical with setting value, drying tunnel outlet portal is opened, and drying tunnel exit stops
Device is let pass, and dolly is to strong cold operation.When trolley travelling to strong cold house, the travel switch lever of strong cold house can be touched, this
When drying tunnel outlet portal close, the counter of strong cold house starts timing, when counter values and the timing of setting value one, the liter in exit
Drop chance runs the layer to where dolly.Wherein drying and flow time each pallet are individually counted.Can historical query.Air draft wind
Machine delay switching-off, after human users finish, blower fan time delay operation, by the waste gas discharge in painting line.
The automatic running system of exit lift：The taking-up principle of exit lift is according to every layer of dolly timer
Numerical value principle from big to small takes out the dolly for being parked in the correspondence number of plies successively.When dolly reaches strong cold house's stop position, optical telecommunications
Number it is blocked, dolly starts to be timed.When counter values are equal to setting value, stopper is let pass, and dolly runs with carrier chain
To lift, when dolly arrival lift stops and shelters from optoelectronic switch, lift is descending, if now having dolly in drying tunnel
During wait, drying tunnel exit oven door opening, dolly is moved to strong cold house in stopper clearance drying tunnel.When lift drops to one layer
During limit switch position, if having dolly occupation time at lower part area rotary-tray, dolly is awaited orders on lift；If without dolly occupy-place
When, lift stopper is let pass, and dolly is reached at lower part area rotary-tray, when dolly reaches rotary-tray stopper position, rotation
The disk that asks rises, and when rotary-tray rises in place, rotary-tray is rotated by 90 °, and pallet declines when being rotated in place, when pallet rotation
When in place, dolly falls and is ready for operation of dividing a word with a hyphen at the end of a line on the A chains of automatic horizontal traversal system.
The conveyer chain 1 is closure transfer chain, and being provided with piece uploading region in the porch of conveyer chain 1 moves shape machine 31, and piece uploading region is moved
Piece uploading region differential chain 32 is provided between the entrance of shape machine 31 and conveyer chain 1；Lower part area is provided with the outlet of conveyer chain 1 move shape machine
33, lower part area moves the pallet return differential chain 34 that the exit of shape machine 33 and conveyer chain 1 be arranged in parallel, and pallet returns to differential chain 34
End and piece uploading region move shape machine 31 and be connected.Piece uploading region moves shape machine 31 and pallet returns to the end section and conveyer chain of differential chain 34
1 is in an angle of 90 degrees, is on the corner provided with 90 degree of swivel conveyors 35.Turn in 90 degree of corners of transmission line, 90 degree of pallet traffic direction
Place's degree swivel conveyor of Jia 90 is changed, in chain parallel place addition line-shifting machine, operation of the pallet in transmission line is realized, and reduce
Radius is curved, reduces the floor space of production line.Transmission system and peripheral equipment use Automatic Control, accurately control technique
Parameter, it is possible to realize the fault diagnosis of equipment, Realtime Alerts.
The automatic traversal system of level is divided into the automatic traversal system of piece uploading region level and the lower part area automatic traversal system of level.Two
Individual automatic horizontal traversal system makes production line form a closed-loop path, dolly without through manually lifting to piece uploading region from lower part area,
Cost of labor is saved, operating efficiency is greatly improved.Two automatic traversal system principles of level are identical, it is identical to act, when dolly is arrived
During up to A rows stopper position, if block signal without dolly at B row optoelectronic switches, stopper is let pass, and dolly can move forward to shifting
On row machine.When dolly is reached at line-shifting machine optoelectronic switch, optoelectronic switch is blocked, and at this moment system judgement dolly has been reached divides a word with a hyphen at the end of a line
Chain is run on machine, on line-shifting machine to stop, line-shifting machine is moved to B rows.When B row specified locations are reached, can touch that B rows are spacing to be held
Close, line-shifting machine stops movement, line-shifting machine operation chain motor reversal, dolly is moved with line-shifting machine operation chain to B rows.When dolly is touched
When encountering B row optoelectronic switches, system judges that dolly has reached B rows, and line-shifting machine returns to initial position.This is automatic traversal system
One operation circulation.
Rotational automatic traversal system is similar with the automatic traversal system of level.When dolly reaches A rows stopper position, if B rows
When porch optoelectronic switch is blocked without car and optoelectronic switch is blocked without car on line-shifting machine, A rows stopper is let pass, and dolly is with transmission
Chain is moved to line-shifting machine.When dolly shelters from line-shifting machine optoelectronic switch, the stalling of line-shifting machine conveyer chain, line-shifting machine rotation.Divide a word with a hyphen at the end of a line
Machine reaches B line positions after being rotated by 90 °, and line-shifting machine conveyer chain is resumed work, and dolly is moved as conveyer chain runs to B rows.When small
When car blocks optoelectronic switch at B line entries, system default dolly has reached B rows.When dolly crosses optoelectronic switch at B line entries
When, line-shifting machine resets.This is a circulation of automatic rotary movable system.
Completely needing the artificial dry operation given to set can accumulate system.Put by optoelectronic switch, stopper, PLC, artificial control
Row button is constituted.When manually-operated station has pallet, optoelectronic switch is blocked, and now PLC is to the stopping before next beat
Device output signal, stopper is upspring, and the pallet of next beat stops, when artificial operation position completes work, artificial actuation button,
Pallet is let pass, now optoelectronic switch is unobstructed, to next beat stopper output signal, stopper doctor fall PLC, Xia Yijie
Clap pallet and enter artificial operation position.
A kind of method that use Automatic Control, the paint line of hand spray carry out aviation part spraying, including following step
Suddenly：
1）By the placing part after surface treatment in the pallet of piece uploading region, by piece uploading region differential chain 32 and 90 degree
Swivel conveyor 35 enters into area to be painted 2；Proximity switch is set between turntable and chain, when wherein when proximity switch detect turn
After platform is docked with chain, the operation of turntable differential chain, by the incoming turntable of pallet, turntable is rotated by 90 ° by proximity switch and transmission
Chain is docked, and pallet is sent into chain by the operation of differential chain from turntable.When in turntable rotary course, front chain stopper bullet
Rise, pallet is waited.
2）If light sensing switch is detected without spray painting part in paint spray booth 11, pallet moves on and enters station,
The pallet of lifting and rotary bracket 110 carries out jacking, carries out spray painting work, if there is spray painting part paint spray booth 11, is held in the palm passing
Disk in pallet original place waits；
3）Spray painting is finished in paint spray booth 11, and angle rotation is carried out by the pallet of lifting and rotary bracket 110, sprays part
Another side；
4）Part press clearance button after the completion of paint spray booth paints after artificial judgment is qualified, lifts and rotary bracket 110
Pallet is taken a seat, and pallet load-bearing part moves into buffering area jacking-be rotated by 90 °-fall after rise 90 degree of rotations on conveyer chain 1
It is transferred to a platform 17 and pallet is changed into transversely arranged from transmission along longitudinal direction.To entrance lowering or hoisting gear 12, entrance lowering or hoisting gear 12 is anti-
Multiple lifting is loaded, and dress tray for work pieces is sequentially loaded into the flat room 13 of 1-4 laminar flows, has been detected on pallet by light sensing switch after loading
Frame simultaneously starts to count pallet timing one by one, and it puts in levelling room dwell time >=technological requirement time, levelling room exit stopper
OK, into hothouse, detected pallet again by light sensing switch into hothouse and entered into hothouse and start timing, when
Drying time >=technological requirement time, hothouse exit stopper is let pass.
5）Drying chamber 14 dry after part entering cooling chamber 13, part after cooling by exit lifting device 16 by
One jacking for being transported to buffering area-be rotated by 90 °-fall after rise 90 degree is rotated into a platform 17, the upset that pallet enters after being rotated by 90 °
On platform 4, artificial upset is carried out, the bottom surface portions not painted are turned；
6）Be again introduced into next spray booth, levelling room, hothouse, strong cold house composition coating equipment system 10 in, weight
Multiple step 2-5；
7）After the completion of overall step in finishing line 10, after moving shape machine 33 by lower part area 3 and lower part area, pallet support
Part after the completion of disk load-bearing spray painting enters pallet and returns to differential chain 34；
8）The part of completion of painting is unloaded at pallet return differential chain 34 with 90 degree of swivel conveyors, unloaded pallet
Pallet continues to be moved in pallet return differential chain 34, until being moved at shape machine 31 to piece uploading region, completes pallet loopback.
Paint spraying overall flow is：In the surface treatment artificial upper part in area, chain passes through 90 degree of swivel conveyors by work
Part is sent to painting line area to be painted, and area to be painted has can accumulate function, the rhythm matching of the rhythm of delivery tray and people's spray painting.Work as spray
When lacquerer position is without workpiece, stopper is let pass, and pallet enters spray station, and now lifting and whirligig start, and artificial spray painting is complete
Into after operation, workpiece is let pass and enters the turntable of buffering area before levelling, pallet is rotated by 90 ° it is transversely arranged, will be de- with lift
Disk is sent into the flat room of 1-4 laminar flows, hothouse, strong cold house, and now workpiece completes upper surface and side surface spray painting work.Pallet is risen
To one layer under drop machine, rotated by 90 degree and pallet is switched into longitudinal row into a platform, i.e., it is parallel with transmission line, facilitate human users,
Into Flip Zone, manually by workpiece turning, chain has herein can accumulate function, into paint spray booth, repeat it is above-mentioned from spray painting to
Workpiece is down to one layer of work by lift.Now all faces of workpiece complete painting works, by 90 degree of swivel conveyors by workpiece
Switch to it is parallel with chain, by line-shifting machine by pallet it is incoming revolution chain front end, having herein can accumulate function, by work lower part inspection
Test.Empty pallet continues to proceed to the end of revolution chain with chain, and painting line and list processing are entered by 90 degree of swivel conveyors
Transition chain between line, piece uploading region is entered by line-shifting machine blank panel.
Described Automatic Control, the paint line of hand spray, production line in addition to upper part, lower part, spray painting, station turning,
Transmission system, air supply air-conditioner system, exhaust fan, water pump, the heating system of baking oven, temperature control are controlled using PLC, and
Analog machine operation state shows on display, and sets two pieces of video cards, on the display of control room and production scene respectively
The running status of display device, the overtemperature of device failure alert and baking oven, technological parameter time-out warning system.
The simple control principle of control system：S7-300 is sent a command to by pc control procedure, then by S7-300 to this
Command interpretation directly controls relevant device into corresponding clock signal（Such as：Blower fan, water pump, temperature controller etc.）, S7-300 can be reading
The device status data for taking changes into data signal and feeds back to pc control procedure, and control program picture can be with feeding back to
The change of data signal and respective change, so as to realize automatically controlling and monitor in real time for production line.
The startup of conveyer chain：Conveyer chain clicks on conveyer chain start button in pc control procedure, and control program can be sent out
Send and instruct in S7-300PLC, after S7-300PLC is scanned through, the instruction for starting conveyer chain can be performed, transport control conveyer chain
Capable relay adhesive, by Control A.C. contactor also can adhesive so that conveyer chain run.At the same time, S7-
300PLC can also read conveyer chain and run this data, feed back to pc control procedure, show pc control procedure
Conveyer chain has run this state.
The startup of paint spray booth：Paint spray booth is made up of top pressure fan, bottom exhaust blower, outside water pump.So paint spray booth
Startup includes two parts：The startup of pressure fan, the startup of exhaust blower and the startup of water pump.Again because paint spray booth is one whole
Body, and three parts cannot start simultaneously, so the startup of three parts of composition paint spray booth system is the startup for having tandem.
Auto-start button is clicked in pc control procedure, control program can be sent instructions in S7-300PLC, S7-300PLC
After being scanned through, the relay adhesive for making pressure fan, exhaust blower, water pump corresponding successively can be postponed, be handed over by Control
Stream contactor star angle starts, so that pressure fan, exhaust blower, water pump start successively.At the same time, S7-300PLC can also read
Pressure fan, exhaust blower, water pump have run this data, feed back to pc control procedure, show pc control procedure and send
Blower fan, exhaust blower, water pump have run this state.
Paint spray booth's temperature and humidity control system：The temperature and humidity control system of paint spray booth is controlled by special temperature and humidity controller
System.In pc control procedure, write-in needs the warm and humid angle value of setting to temperature and humidity controller, and this numerical value can be written into warm and humid
In degree controller, temperature and humidity controller can control whether to heat according to the temperature of current paint spray booth, humidify, freezes.Paint spray booth
Refrigeration system need open in the case of, can start with the startup of blower fan, cold air can be sent to paint spray booth by pressure fan
In.The equipment dynamics such as conveyer chain, blower fan, the water pump of painting line source is motor, and when motor occurs abnormal, PLC can have found
This data simultaneously feeds back to pc control procedure, and pc control procedure occurs alarm, and monitoring personnel can be to going out
The motor of problem is checked.
The startup of baking oven：Baking oven is made up of pressure fan and heater two parts.Drying tunnel is clicked in pc control procedure
Start button, control program can be sent instructions in S7-300PLC, after S7-300PLC is scanned through, can postpone to make to send successively
The corresponding relay adhesive of blower fan, heater, by Control A.C. contactor star angle start so that blower fan with plus
Hot device starts successively.At the same time, S7-300PLC can also read pressure fan and run this data with heater, feed back to
Position machine control program, makes pc control procedure show that pressure fan has run this state with heater.
The setting of oven temperature：The temperature control of baking oven is realized by temp controlled meter.In pc control procedure, click on
Temperature sets interface.The Temperature numerical and alarm temperature value for needing setting are filled in temperature setting interface.Click on write-in, numerical value
It is written into temp controlled meter, when baking oven is activated, temp controlled meter can control the output of baking oven heating rod until drying according to Current Temperatures
Temperature value in case reaches set temperature value.
Baking oven overtemperature prote：The overtemperature prote of baking oven is also to be realized by temp controlled meter.When oven temperature value is higher than overtemperature
During the setting value of temp controlled meter, heating rod stops heating in baking oven, when numerical value of the oven temperature less than baking oven temp controlled meter, baking oven
Recovery heating.
Other protections：The rise of each pallet, rotation, decline, the connection of each optoelectronic switch with block, each stopper
Opening, the open and close of each fire door correspond to a time parameter.When each action over-time parameter, it is
System can all alarm, and be at this moment accomplished by monitoring personnel and go to find and solve produced problem.
Claims (6)
1. the paint line of a kind of Automatic Control, hand spray, it is characterised in that：In earth's surface artificial operation planar, straight line times is set
Fast type conveyer chain（1）, conveyer chain（1）Entrance be area to be painted（2）, in conveyer chain（1）End be lower part area（3）, to be painted
Area（2）With lower part area（3）Between be provided with two finishing lines（10）, two finishing lines（10）Between for upset platform
（4）；Wherein finishing line（10）Structure be, by entering to going out in conveyer chain（1）On be sequentially provided with paint spray booth（11）, entrance liter
Falling unit（12）, levelling room（13）, drying chamber（14）, cooling chamber（15）With exit lifting device（16）；Conveyer chain（1）Whole process exists
Having manually-operated station to set can accumulate system（5）, system can be accumulated（5）Connect with the outside full-automatic control system for setting
Connect；Two stations are provided with paint spray booth, a lifting and rotary bracket are set on each station（110）, lifting and rotation are held in the palm
Frame（110）It is connected with full-automatic control system, its structure is, in turntable support（111）Bottom be provided with vertical jacking hydraulic pressure
Cylinder（112）, jacking hydraulic cylinder（112）Piston rod pass through whirligig（113）Connection turntable support（111）The rotating disk of top
（114）；Wherein levelling room（13）And drying chamber（14）Be provided with four layers, every layer has eight stations, the part of each station pass through into
90 degree are provided with before mouthful to rotate into a platform（17）And entrance lowering or hoisting gear（12）Conveying, by exit lifting device（16）And 90 degree of rotations
It is transferred to a platform（17）Export to exit conveyer chain（1）；In levelling room（13）And drying chamber（14）Pallet porch be provided with
The optoelectronic switch and timer of full-automatic control system connection, and individually calculate the time parameter of each pallet.
2. the paint line of Automatic Control as claimed in claim 1, hand spray, it is characterised in that：Conveyer chain（1）It is closure
Transfer chain, in conveyer chain（1）Porch be provided with piece uploading region move shape machine（31）, piece uploading region shifting shape machine（31）With conveyer chain（1）'s
Piece uploading region differential chain is provided between entrance（32）；In conveyer chain（1）Outlet be provided with lower part area move shape machine（33）, lower part area moves shape
Machine（33）Exit and conveyer chain（1）The pallet be arrangeding in parallel returns to differential chain（34）Connection, pallet returns to differential chain（34）
End and piece uploading region move shape machine（31）Connection.
3. the paint line of Automatic Control as claimed in claim 2, hand spray, it is characterised in that：Described piece uploading region is moved
Shape machine（31）Differential chain is returned with pallet（34）End section and conveyer chain（1）Set in an angle of 90 degrees, and be on the corner provided with
90 degree of swivel conveyors（35）.
4. the paint line of Automatic Control as claimed in claim 1, hand spray, it is characterised in that：In each drying chamber
（14）Two ends are respectively provided with air seal set（18）.
5. the paint line of Automatic Control as claimed in claim 1, hand spray, it is characterised in that：Described accumulating be
System（5）It is made up of light sensing switch, stopper, PLC and artificial control clearance button.
6. the method for aviation part spraying being carried out using the Automatic Control described in claim 3, the paint line of hand spray, its
It is characterised by comprising the following steps：
1）By the placing part after surface treatment on the pallet of piece uploading region, by piece uploading region differential chain（32）It is defeated with 90 degree of rotations
Send platform（35）Enter into area to be painted（2）；
2）If paint spray booth（11）It is interior without spray painting part, then pallet move on and enter station, lifting and rotary bracket（110）'s
Pallet carries out jacking, carries out spray painting work, if paint spray booth（11）There is spray painting part, then pallet is by that can accumulate system（5）Control
Original place processed waits；
3）Paint spray booth（11）Interior spray painting is finished, by lifting and rotary bracket（110）Pallet carry out angle rotation, spray part
Another side；
4）Part presses clearance button, lifting and rotary bracket after the completion of paint spray booth paints after artificial judgment is qualified（110）Support
Disk is taken a seat, and pallet load bearing element is in conveyer chain（1）On move into 90 degree and rotate into a platform（17）Pallet is realized into jacking-rotation
The action for turning 90 degrees-falling after rise, is changed into transversely arranged by pallet from transmission along longitudinal direction；
5）Transversely arranged pallet reaches entrance lowering or hoisting gear（12）, entrance lowering or hoisting gear（12）Lifting repeatedly is loaded, and will fill work
Part pallet is sequentially loaded into the flat room of 1-4 laminar flows（13）, and counted by light sensing switch, during timer；When timer arrival time,
Drying chamber is sent to again（14）；
6）Drying chamber（14）Part after drying is entering cooling chamber（15）, the part after cooling is by exit lifting device（16）
Next 90 degree are transported to one by one to rotate into a platform（17）, pallet from it is transversely arranged be changed into along longitudinal direction transmit, then enter back into
Upset platform（4）On, artificial upset is carried out, the bottom surface portions not painted are turned；
7）It is again introduced into next finishing line（10）It is interior, repeat step 2-5；
8）Finishing line（10）After the completion of interior overall step, the part after the completion of trays of parts spray painting passes through lower part area（3）
Shape machine is moved with lower part area（33）Differential chain is returned into pallet（34）；
9）Differential chain is returned in pallet（34）With 90 degree of swivel conveyors（35）The part of completion of painting is unloaded at place, unloaded support
Disk continues to return to differential chain in pallet（34）It is mobile, until moving shape machine to piece uploading region（31）Place, completes pallet loopback.
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| CN201410498661.1A CN104525442B (en) | 2014-09-26 | 2014-09-26 | The paint line of Automatic Control, hand spray |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410498661.1A CN104525442B (en) | 2014-09-26 | 2014-09-26 | The paint line of Automatic Control, hand spray |
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| CN104525442A CN104525442A (en) | 2015-04-22 |
| CN104525442B true CN104525442B (en) | 2017-06-13 |
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