CN2535139Y - Gas-pressure circuit control and workpiece sheltering device for paint spraing mould frame - Google Patents
Gas-pressure circuit control and workpiece sheltering device for paint spraing mould frame Download PDFInfo
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- CN2535139Y CN2535139Y CN 02209047 CN02209047U CN2535139Y CN 2535139 Y CN2535139 Y CN 2535139Y CN 02209047 CN02209047 CN 02209047 CN 02209047 U CN02209047 U CN 02209047U CN 2535139 Y CN2535139 Y CN 2535139Y
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Abstract
The utility model discloses a spray-paint die frame pneumatic pressure loop control and a workpiece shielding device. Regarding the utility model, at least an inductive valve switch is arranged in a pneumatic pressure loop, and can keep the controlled pneumatic pressure loop open or closed. The inductive valve switch is arranged at a proper position of a lower die or a lower die holder so that after workpieces are arranged on the lower die, the inductive valve switch is touched to open the pneumatic pressure loop. In addition, at least a set of shielding devices are arranged at proper positions of the lower die holder to shield frames of the workpieces so that the sprayed lacquer is not sprayed on the frames from small gaps of convex frames of the workpieces. At least a set of shielding devices are arranged at proper positions of an upper templet to shield special frames of the workpieces so that the special frames are not sprayed with lacquer.
Description
Technical field
The utility model relates to a kind of pneumatic circuit control and workpiece radical occlusion device of the die frame that sprays paint, for at electrical equipment or electronic product (as mobile computer, palmtop processor (PDA) ... Deng) shell dress surface spray paint or the die frame of application, predetermined inductive threshold switch in the pneumatic circuit wherein, to be fit to touching the Inductance valve switch after workpiece is placed on counterdie, just can make pneumatic circuit be become path: and the workpiece mask is to prevent that the workpiece frame is by the device that sprays paint the liquid coating or the liquid that sprays paint is discharged smoothly.
Background technology
The existing Painting mould frame that sprays paint, as the following inventor's preceding case:
1, No. the 450127th, bulletin " replaceable patrix and avoid sucker to block Painting mould frame with the push rod automatic drawing back ";
2, No. 360093 " simple type Painting mould framework is made " of bulletin;
3, No. 358395 " the Painting mould Painting mould framework that can be used for lifting application object is made " of bulletin;
4, No. 354507 " automation of the Painting mould frame that sprays paint is that bulk cargo is put " of bulletin;
5, No. 313910 " Painting mould swivel mount structure " of bulletin;
Aforementioned case is when implementing, must be placed on the counterdie earlier with workpiece (object is promptly sprayed paint), switch main switch then, cope match-plate pattern is descended and cover on the counterdie, or counterdie up raises and cooperates with cope match-plate pattern, the last part that only allows workpiece desire to spray paint is exposed for spraying paint, only when workpiece is positioned on the counterdie, the operator carelessness is often arranged and do not place appropriate, not placement level of workpiece or tiltedly put etc. for example, because sight line was to observe from top to bottom when operator was observed, so under stravismus workpiece have or not the placement level and whether correctly rule usually be difficult for realizing, cause after the application of spraying paint is finished, find that just the part position contaminated or that need spray paint that workpiece should not spray paint but do not spray paint, causing this workpiece is faulty materials (elimination products).Moreover; the Painting mould frame is manually or operation automatically no matter spray paint, and just carries out up and down operations such as matched moulds after main switch is opened, and placement also can't hard stop safely even if find workpiece; so the workpiece crushing can be had and need further improve again after the matched moulds for this reason.
In addition; workpiece 9 (as Fig. 1) frame 91 that has has protruding frame 92 structures; sometimes protruding frame can be provided with small gap 921; for the demoulding or the usefulness of elasticity fixture block 94 is set; because the apical margin of protruding frame 92; outer wall and frame 91 do not need to spray paint; so need cope match-plate pattern 8 that the scope beyond protruding frame 92 apical margins is covered; only thus; lacquer liquid when spraying paint (as shown by arrows) can and attach on frame 91 by small gap 921 effusions; even if being provided with flanging, cope match-plate pattern 8 stops small gap; also can make flanging accumulate too much lacquer liquid; and then when making subsequent workpiece 9 place patrix again; make frame 91 easily be stained with lacquer liquid, cause workpiece 9 to become faulty materials, prevent that above-mentioned situation from taking place so must design a kind of device that is fit to block small gap.Moreover, the workpiece 9 that has has arc frame 93 (as Fig. 2), so cover arc frame 93 by cope match-plate pattern 8 compares outside the difficulty on making, when cope match-plate pattern 8 descends in monolateral rotation, the last ladder angle of workpiece is also easily touched at the base angle, institute thinks to be made arc frame 93 avoid being sprayed paint and prevents that the cope match-plate pattern base angle from touching ladder angle on the workpiece, just is necessary to design a kind of radical occlusion device and covers the arc frame.
The matched moulds of Painting mould frame reaches from all gas production pressure operations automatically of mold process owing to spray paint, so also must operate automatically with air pressure for radical occlusion device, can not depend merely on manual enforcement, therefore radical occlusion device be blocked with automated manner, just become the target that the utility model people utmost point is desired to overcome.
Summary of the invention
The utility model is to address the above problem a little and designs; Simultaneously in order to reach splendid loop order, must redesign the pneumatic circuit structure of the die frame that sprays paint, the essential action earlier of the pneumatic cylinder that for example has, the slow action of the need that have, the then back action that has, therefore by new pneumatic circuit control, the operation of the die frame that sprays paint is reached more smoothly more planning.The utility model structure, feature, technological means and action effect can be obtained to understand by following narration.
The utility model is provided with an Inductance valve switch L1 at least in pneumatic circuit, this Inductance valve switch L1 can make controlled pneumatic circuit remain on path or non-channel status, this Inductance valve switch L1 is provided in a side of the appropriate location of counterdie or die shoe, with after being fit to workpiece and being placed on counterdie, touch Inductance valve switch L1 by workpiece, and the valve port of Inductance valve switch L1 is replaced, make pneumatic circuit be become path; Otherwise before workpiece did not touch Inductance valve switch L1, Inductance valve switch L1 pushed away again under the effect at spring valve port is returned again, and makes pneumatic circuit become non-path.
The utility model is provided with radical occlusion device 5 at the suitable place of die shoe, liquid be can't help the small gap of the protruding frame of workpiece and is overflowed on frame so that spray paint, and this device comprises: can cover the block on the workpiece frame, the baffle plate that connects block, the rotating shaft that is connected with baffle plate, with the fixing connecting rod of rotating shaft, two be located at die shoe and position at the pivot joint frame at two ends, the rotating shaft left and right sides, make scroll spring that rotating shaft can circle round automatically, with the push rod of connecting rod pivot joint and horizontal on push-plate and with the 3rd pneumatic cylinder C3 ' of bar axle promotion push rod.The utility model is provided with radical occlusion device 6 at the suitable place of cope match-plate pattern, liquid does not spray and the special frame of workpiece so that spray paint, and this device includes: can cover block on the workpiece frame, connecting the rotating shaft of block, combining with the fixing connecting rod of rotating shaft, with connecting rod and shuttling back and forth is fixedly arranged on the cope match-plate pattern and a pivot joint frame at two ends, the rotating shaft left and right sides, is used to make scroll spring that rotating shaft circles round automatically and disposed upright before push-plate and with the 3rd pneumatic cylinder C3 of bar axle promotion push rod the push rod of cope match-plate pattern, two ".
The utility model is provided with logical valve V5 for making second pneumatic cylinder produce delay voltage, again for making the second pneumatic cylinder rod axle decrease speed flow speed control valve V6 is set faster than the first pneumatic cylinder rod axle rate of climb; C4 when other has the 4th pneumatic cylinder that the push rod lifting is set need be provided with pneumatic operated valve V2 and shuttle valve V3, and makes the time-delay valve T of pneumatic operated valve V2 valve port transposition, and the Inductance valve switch L2 that controls aforementioned block channels.
Cause less by enforcement of the present utility model and can obtain following result:
1, Inductance valve switch L1 is set in pneumatic circuit after, pneumatic circuit running after can avoiding under stravismus is observed, causing the workpiece horizontal error, pneumatic circuit running after also can avoiding when workpiece is setovered, causing error, and avoid behind false touch hand-operated valve switch, pneumatic circuit being operated automatically.
2, after the suitable place of die shoe is provided with radical occlusion device, can cover on the frame by block with automated manner, the hydrojet of being overflowed by the small gap of the protruding frame of workpiece can not attached on frame, and the flanging that also can overcome cope match-plate pattern simultaneously goes to stop and causes behind the small gap surplus liquid to remain in shortcoming on the plate face.
3, after the suitable place of cope match-plate pattern is provided with radical occlusion device, can cover on the frame by block with automated manner, make hydrojet can land on the special frame of workpiece, also make the making of cope match-plate pattern more easy simultaneously.
4, after planning the pneumatic circuit device again, can make the matched moulds of upper and lower mould and, its sequencing can be arranged from the process of mold process, push rod lifting workpiece and the deflection action process of radical occlusion device, make the placement of workpiece and taking-up easy, and die frame can reduce automatically.
Description of drawings
After Fig. 1 is existing type upper and lower mould and workpiece matched moulds, the schematic diagram that sprays paint when the protruding frame of workpiece is had small gap;
Fig. 2 is the workpiece front view with protruding frame and arc frame;
Fig. 3 be the utility model spray paint die frame do not move before and the front perspective view of action after finishing;
Fig. 4 be the utility model spray paint die frame do not move before and the rear perspective view of action after finishing;
Fig. 5 is the spray paint three-dimensional exploded view of die frame of the utility model, does not contain the cope match-plate pattern and second pneumatic cylinder;
Fig. 6 is the utility model raises the workpiece above counterdie with push rod a action diagram;
Fig. 7 is the spray paint die frame backsight structure chart of the utility model push rod when not raising;
Fig. 8 is the three-dimensional exploded view of the utility model radical occlusion device;
Fig. 9 is the three-dimensional combination figure of the utility model radical occlusion device;
Figure 10 is the 3rd pneumatic cylinder and the counterdie schematic perspective view when not moving on the utility model radical occlusion device cooperates;
Figure 11 is that Figure 10 radical occlusion device cooperates figure with the 3rd pneumatic cylinder section;
Figure 12 is that the utility model radical occlusion device cooperates the 3rd pneumatic cylinder and the counterdie schematic perspective view when having moved;
Figure 13 is that Figure 12 radical occlusion device cooperates figure with the section of the 3rd pneumatic cylinder;
Figure 14 is that the utility model radical occlusion device cooperates the 3rd pneumatic cylinder and the cope match-plate pattern schematic perspective view when not moving;
Figure 15 is that the utility model radical occlusion device cooperates the 3rd pneumatic cylinder and the cope match-plate pattern schematic perspective view when having moved;
Figure 16～Figure 19 is the continuous action schematic diagram of the utility model pneumatic circuit;
Figure 20 is the die frame front perspective view of spraying paint of Figure 17;
Figure 21 is the die frame rear perspective view of spraying paint of Figure 17;
Figure 22 is the die frame rear perspective view of spraying paint of Figure 18.
The specific embodiment
Below in conjunction with drawings and Examples, structure of the present utility model and advantage thereof are further described.
Fig. 3, Figure 4 shows that the utility model the spray paint forward sight and the rear perspective view of die frame, disclose a cylinder block 1 that combines with rotation pedestal (not disclosing) or mechanical arm (not disclosing) with chassis 11 among the figure, on cylinder block 1, be installed with a H shape or U-shaped bracing frame 2, one first pneumatic cylinder C1 (as the exploded view of Fig. 5) is set in cylinder block 1, the bar axle of this pneumatic cylinder passes bracing frame 2 backs and combines with a push-plate 3 with top board 31, on push-plate, be fixed with die shoe 7, die shoe is provided with a counterdie 71 (in figure be disclosed as ladder appearance) identical with workpiece (being coated object) appearance, more can cooperate counterdie 71 in addition and several suckers 72 are set at the following suitable place, inside of mould bases 7, if counterdie 71 is solid mould, then sucker need cooperate the symmetry perforation 711 in the counterdie 71; The second pneumatic cylinder C2 is set in the both sides of bracing frame 2 in addition, then fix a ∏ shape support 21 on it, again on the bar axle of two pneumatic cylinder C2 in conjunction with a top mold frame 22, second mate's pneumatic cylinder can raise top mold frame 22 with vertical lift or the mode of turning to lift, and (top mold frame 22 shown in Figure 3 is to adopt lifting-rotating type, it combines with pivot 23 with ㄇ shape support 21 rear ends), fix the cope match-plate pattern that can substitute 8 in top mold frame 22, the die holder 81 of this cope match-plate pattern is to cooperate workpiece appearance manufacturing; Secondly, one or two the 4th pneumatic cylinder C4 is fixed with contiguous block 32 (can consult Fig. 6) in rear end at push-plate 3, this pneumatic cylinder rod axle upper end is in conjunction with a push rod 4, this push rod directly pushing tow workpiece 9 rises, or rise in conjunction with several secondary push rod 41 back pushing tow workpiece 9 again, again in order to make steadily liftings of push rod 4, can be in the rear end of push-plate 3 with the fixing straight catheter 34 of brace 33, set up straight-bar 42 and penetrate in the straight catheter 34 and push rod 4 is next; But the 4th pneumatic cylinder C4 and push rod 4 are not to establish, so visual actual needs and being provided with.In addition in order to make the push-plate 3 also can the steady lifting of level, straight guide rod 24 (as Fig. 5) can be set in the both sides of bracing frame 2 and pass the guide hole 35 of push-plate 3 or the breach of side (disclosing) implements.
In addition, two depression bars 36 (as Fig. 7) about the back side of push-plate 3 has, and there are two symmetries be located at Inductance valve switch L2, L3 below the depression bar 36 at the back side of bracing frame 2, when two depression bars 36 press signature on two switch L2, L3, switch L2 can control the valve body loop relevant with the 4th pneumatic cylinder C4 and remain on channel status, so be one often to drive microswitch, and switch L3 can make vacuum generator G that sucker is not produced vacuum effect, so be a normally closed microswitch; Otherwise when two depression bars 36 did not press signature on two switch L2, L3, the valve body loop relevant with the 4th pneumatic cylinder C4 just remained on non-channel status, and vacuum generator G then produces the vacuum attraction effect to sucker.
In addition, Fig. 5 also is disclosed in counterdie 71 appropriate locations and designs at least one Inductance valve switch L1 (for having three mouthfuls of two direction valves of light heavy burden microswitch), this Inductance valve switch L1 can make whole pneumatic circuit keep non-channel status before not touching, otherwise only after touching, just can make whole pneumatic circuit remain on channel status, the utility model utilize workpiece 9 when keeping flat with base or side touch inducing threshold switch L1, if workpiece 9 does not keep flat or places deflection, just can not make Inductance valve switch L1 produce induction, thus, even if be after operating personnel operate manual threshold switch V1 (Fig. 3 announcement), can not make Pneumatic pipe cleaner cross sense sense threshold switch L1, so that follow-up pneumatic circuit device just can't operate, therefore Inductance valve switch L1 is just like a safety switch, but do not comprise hand-operated valve switch V1 in controlled pneumatic circuit, the Inductance valve switch L3 of control vacuum generator G; This is the design that never has in the die frame that sprays paint in the past, can solve (1) by this and not produce mould assembling action (2) when workpiece is not placed level under stravismus is observed and also do not produce mould assembling action (3) avoid making behind false touch hand-operated valve switch V1 mould assembling action to produce the crushing that (4) avoid workpiece to cause through the matched moulds action when steadily not placing after workpiece is placed deflection.
In addition, also be disclosed as among Fig. 5 and cooperate workpiece 9 part frames not sprayed paint, one group of radical occlusion device 5 can be set at the suitable place of die shoe 7, this device can be consulted shown in Figure 8, for comprising several blocks 51, the baffle plate 52 of linking number block, the block seat 53 that is used for fixing baffle plate, the rotating shaft 54 that is connected with panel seat, with the fixing connecting rod 55 of rotating shaft, be fixedly arranged on die shoe and position the pivot joint frame 56 at two ends, the rotating shaft left and right sides (in establish the Gallate woods), (wherein a pin is hooked on the raker 541 of rotating shaft 54 to the scroll spring 57 that is used to rotating shaft is circled round automatically, pin then is hooked on the raker 561 that articulates frame 56 in addition), push rod 58 with connecting rod 55 pivot joints, be fixed on die shoe and be used for the catch 59 of firm push rod, and promoting the 3rd pneumatic cylinder C3 ' (as Figure 10) of push rod 58 with the bar axle, this pneumatic cylinder is also horizontal on push-plate 3 (or die shoe 7).Moreover, baffle plate 52 can directly combine with rotating shaft 54 one, or for can movable the replacement and baffle plate 52 and block seat 53 are adopted compound mode (promptly as Fig. 9) combine, wherein baffle plate 52 can be provided with locating slot 521 and locating hole 522, to cooperate with the positioning seat 531 and the pilot pin 532 of block seat 53 symmetries, fix a rotatable locating piece 534 with screw 533 on the positioning seat 531, again for avoiding locating piece 534 overswings, retaining bolt 523 can be set respectively on baffle plate and block seat, 535, so that locating piece 534 can only be swung between two retaining bolts, behind pendulum on the locating piece 534, stopped by retaining bolt 523 and baffle plate 52 is fixing with block seat 53 combinations, behind the bottom, be subjected to stopping of retaining bolt 535 and make locating piece 534 and positioning seat 531 symmetry reorganization, can on block seat 53, break away from order to baffle plate 52; For the ease of finger manipulation locating piece 534, can set up a protruding bolt 536 from the teeth outwards again so that grasp.Secondly block 51 can be provided with pod apertures 511 for the protruding frame small gap 921 that cooperates workpiece 9, so that hydrojet is discharged by pod apertures 511 after small gap 921 is overflowed again, the hydrojet of effusion can not attached on the frame 91 outside last small gap 921, also can overcome cope match-plate pattern 8 simultaneously and go to stop and cause behind the small gap surplus liquid to remain in shortcoming on the plate face.
In Figure 10, Figure 11, disclose radical occlusion device 5 stereograms and the sectional drawing of the 3rd pneumatic cylinder C3 ' before not moving respectively, at this moment baffle plate 52 is to be outer pendulum state, and after workpiece 9 is seated in counterdie 71 tops, the 3rd pneumatic cylinder C3 ' can move, have as shown in Figure 12 and Figure 13, be radical occlusion device 5 stereograms and the sectional drawing after the 3rd pneumatic cylinder C3 ' action, at this moment pneumatic cylinder rod axle is released, and push rod 58 ejected and make behind the connecting rod 55 on the interlock baffle plate 52 produce in swing do, and block 51 is ridden on the outer frame 91 of the small gap of workpiece 9.
In addition, the special frame of part (as arc frame 93) that also discloses among Fig. 4 to cooperating workpiece 9 will not spray paint, and design one group of radical occlusion device 6, this apparatus structure can be consulted shown in Figure 14, it comprises block 61, be connected the pole 62 on the block, rotating shaft 63 for strut fixation, with the fixing connecting rod 64 of rotating shaft, combine with connecting rod and shuttle back and forth at the push rod 65 of cope match-plate pattern 8, be fixedly arranged on the cope match-plate pattern 8 and the position the pivot joint frame 66 at two ends, the rotating shaft left and right sides (in establish the Gallate woods), (wherein a pin is hooked on the raker 631 of rotating shaft 63 to the scroll spring 67 that is used to rotating shaft is circled round automatically, pin is hooked on the raker 661 that articulates frame 66 in addition), and the 3rd pneumatic cylinder C3 that promotes push rod 65 with the bar axle ", this pneumatic cylinder and disposed upright are before push-plate 3; When the bar axle of pneumatic cylinder raises upwards (as Figure 15), but pushing tow push rod 65, so that the block 61 rotation bottoms cover on the arc frame 93, and cooperate fully with the symmetric windows 82 of die holder 81, make hydrojet can land on the arc frame: otherwise, when the bar axle of pneumatic cylinder descended, rotating shaft 63 was subjected to 67 effects of scroll spring and turns round reduction, makes block 61 rotations go up pendulum (as Figure 14).Moreover aforesaid block 61 also can directly combine with rotating shaft 63 one, at this moment just need not to be provided with pole 62 again.
For cooperating above-mentioned structure, must design following pneumatic circuit puts, it is provided with the position as shown in Figure 5, and wherein four groups of pneumatic cylinders are respectively: first a pneumatic cylinder C1 who is used to promote push-plate 3, two second pneumatic cylinder C2 that are used to raise cope match-plate pattern 8, two be respectively applied for the 3rd pneumatic cylinder C3 ', the C3 that raises radical occlusion device 5,6 " and the 4th a pneumatic cylinder C4 who is used to raise push rod 4.Other has three Inductance valve switches, is respectively one and is located at the normally closed Inductance valve switch L1 at counterdie 71 suitable places, two Inductance valve switch L2,13 (Fig. 4 announcement) that are located at together behind the bracing frame 2.Have again a plurality of valve members be located at respectively bracing frame 2 and cylinder block 1 suitable place or arround, it comprises the hand-operated valve switch V1 (Fig. 3 announcement) of a master control pneumatic circuit, be used to control the pneumatic operated valve V2 and the shuttle valve V3 of the 4th pneumatic cylinder C4 commutation, be used for air bleeding valve V4 for the quick exhaust of first and second pneumatic cylinder, be used to make the delay-action logical valve V5 of second pneumatic cylinder, the time-delay valve T that is used to delay the action of the 4th pneumatic cylinder (is flow regulating valve T1 as shown in figure 16, the combination of accumulator valve T2 and direction valve T3), be used to regulate the flow speed control valve V6 (the 16 figure announcement) of the second pneumatic cylinder rod axle decrease speed, and the air-breathing vacuum generator G of a control sucker, other cooperates a Pressure gauge W and pressure source P (be air compressor machine, do not disclose).
Below introduce pneumatic circuit process of the present utility model, pneumatic circuit at first shown in Figure 16 promptly be Fig. 3, Fig. 4 spray paint die frame do not move before and the forward and backward state of action after finishing, but hand-operated valve switch V1 handle at this moment is that the position is the next, after making the gas of pneumatic supply P via hand-operated valve switch V1 and directly enter into the first and the 3rd pneumatic cylinder C1, C3 ', C3 " in; make the bar axle of three pneumatic cylinders all remain on the decline state, so push-plate 3 does not rise and also not action of radical occlusion device 5,6; When three pneumatic cylinders all inflate finish after, gas enters in the logical valve V5, and exports the second pneumatic cylinder C2 after inflation is finished again to, and makes the pneumatic cylinder rod axle remain on propradation, so cope match-plate pattern 8 is to be the state of raising; And air pressure also sees through inching valve switch L2 (being pressed by depression bar 36) and goes in upper left time-delay valve T of figure and the pneumatic operated valve V2, because time-delay valve T forces pneumatic operated valve V2 valve port off normal, so enter the air pressure in the pneumatic operated valve V2 then go in the shuttle valve V3, shuttle valve V3 one end is blockaded the back and air pressure is changed in the 4th pneumatic cylinder C4, make the pneumatic cylinder rod axle remain on the decline state, so push rod 4 is positioned at the next and does not rise.And the inching valve switch L3 (being pressed down) of figure below by depression bar 36, thus air pressure can't go in the vacuum generator G, so sucker 72 does not have aspiratory action.
This moment workpiece 9 is seated in the top of patrix 71, implement the pneumatic circuit shown in Fig. 17 then, this figure also is spray paint a forward and backward state after the die frame action of Figure 20, Figure 21, at first the operator will dial on the handle of hand-operated valve switch V1 and valve port is replaced, at this moment Pneumatic pipe cleaner is crossed behind the valve port and is introduced into the 3rd pneumatic cylinder C3 ', C3 above the figure " in; the pneumatic cylinder rod axle is risen, so two radical occlusion devices 5,6 can produce on workpiece 9 and block action; At the same time, air pressure also can be gone in the inching valve switch L1, because workpiece 9 is to be steady placement, so inching valve switch L1 just can make the valve port transposition and make the Pneumatic pipe cleaner mistake, otherwise if workpiece 9 is not steadily placed, inching valve switch L1 just can not make the valve port transposition and make the Pneumatic pipe cleaner mistake; After in air pressure is gone into the top-right shuttle valve V3 of figure, shuttle valve V3 end is in addition blockaded and makes air pressure change the 4th pneumatic cylinder C4 over to, makes the pneumatic cylinder rod axle still remain on the decline state, so push rod 4 does not rise; At this moment, air pressure also can move towards logical valve V5 direction, because valve body is illogical state so do not produce any action; In addition, air pressure also moves towards the right air bleeding valve V4 direction of figure, make air pressure after the outlet of air bleeding valve V4 is blocked then go into to first and second pneumatic cylinder C1, C2 that (but the action of second pneumatic cylinder is slightly faster than first pneumatic cylinder, because of being provided with flow speed control valve V6) the bar axle of the pneumatic cylinder C1 that wins is risen, and the bar axle of the second pneumatic cylinder C2 descends, so push-plate 3 is pushed to liter with die shoe 7, cope match-plate pattern 8 then decline covers on the counterdie 71.In addition, figure below inching valve switch L3 no longer pressed by depression bar 36, so push and make the valve port transposition again at spring, so air pressure enters in the vacuum generator G, make 72 pairs of workpiece of sucker 9 produce the vacuum attraction effect, make workpiece on counterdie 71, can not produce unusual fluctuation.The inching valve switch L2 that schemes again in the left side is also no longer being pressed by depression bar 36, thus push and make the valve port transposition again at spring, but because of not air inlet of logical valve V5, so time-delay valve T on the inching valve switch L2 and pneumatic operated valve V2 just do not have any reaction.At this moment the operator can be to workpiece 9 application of spraying paint, spray paint finish after, can carry out pneumatic circuit shown in Figure 180, this figure also is Fig. 3 and Figure 22 forward and backward state that die frame begins to reduce that sprays paint, at first the operator sets aside the handle of hand-operated valve switch V1 and valve port is replaced once more, at this moment air pressure can be introduced into the first and the 3rd pneumatic cylinder C1, C3 ', C3 " in; three pneumatic cylinder rod axles are descended simultaneously; together descend with die shoe 7 so push-plate 3 is understood, and two radical occlusion devices 5,6 also are the state of starting; When aforementioned three pneumatic cylinders all inflate finish after, gas promptly enters in the logical valve V5, exports the second pneumatic cylinder C2 behind gassy again to, and the pneumatic cylinder rod axle is risen, so cope match-plate pattern 8 promptly is the state of raising; Only the gas of aforementioned first and second pneumatic cylinder C1, C2 discharge must externally be got rid of, and at this moment can see through air bleeding valve V4 discharge; Inching valve switch L2 is being pressed by depression bar 36 and after making valve port transposition once again again, Pneumatic pipe cleaner is crossed be incorporated into (time-delay valve T does not at this moment force the valve port transposition of pneumatic operated valve V2 as yet) in upper left time-delay valve T of figure and the pneumatic operated valve V2, air pressure exports the 4th pneumatic cylinder C4 to via pneumatic operated valve V2, the pneumatic cylinder rod axle is risen, so push rod 4 is to be the lifting state, and with workpiece 9 by releasing (as Fig. 6) on the patrix 71.Inching valve switch L3 below the figure is being pressed by depression bar 36 once again again, forces the valve port transposition and air pressure can't be gone in the vacuum generator G, so sucker 72 does not produce the vacuum attraction effects to workpiece 9, so the operator at this moment can be with workpiece 9 by taking away on the push rod 4.
After workpiece 9 takes out, can carry out pneumatic circuit shown in Figure 19, this figure also is Fig. 3 and Fig. 4 die frame reduction forward and backward state after finishing that sprays paint, Figure 19 is the Figure 18 that continues, two figure differences are in the upper left pneumatic circuit of figure, accumulator valve T2 in the time-delay valve T can force the valve port transposition of direction valve T3 after holding full pressure, and then the valve port of air pressure compressing pneumatic operated valve V2 is replaced, air pressure in pneumatic operated valve V2 is changed to be flow in the shuttle valve V3, flow into the 4th pneumatic cylinder C4 again through shuttle valve V3, and the bar axle is descended, so push rod 4 is to be the decline state.Therefore, utilize time-delay valve T that the push rod 4 of lifting is descended after the second of setting automatically, do not need the people for controlling; So promptly finish the spray painting operation of a workpiece 9, carry out spraying paint of next workpiece 9 afterwards again.In the design of above-mentioned pneumatic circuit, if there is not the design of push rod 4, the Inductance valve switch L3 that just need not the 4th pneumatic cylinder C4, pneumatic operated valve V2, shuttle valve V3, time-delay valve T and control aforementioned block channels.And for example fruit is not designed radical occlusion device 5,6, just need not the 3rd pneumatic cylinder C3 ', C3 ".Therefore basic pneumatic circuit assembly of the present utility model should be:
One is used to promote to have the first pneumatic cylinder C1 of patrix push-plate;
One or two second pneumatic cylinder C2 that is used to raise cope match-plate pattern;
An Inductance valve switch L3 who is located at behind the bracing frame;
The hand-operated valve switch V1 of one master control pneumatic circuit;
One is used for the air bleeding valve V4 for the quick exhaust of first and second pneumatic cylinder;
One is used to make the delay-action logical valve V5 of second pneumatic cylinder;
The vacuum generator G of the air-breathing and sensed threshold switch L3 control of one control sucker;
One Pressure gauge W; An and pressure source P.
If after having set up Inductance valve switch L1 in the above-mentioned pneumatic circuit, then utilize the controllable pneumatic circuit assembly of Inductance valve switch L1 to comprise:
One is used to promote to have the first pneumatic cylinder C1 of patrix push-plate;
One or two second pneumatic cylinder C2 that is used to raise cope match-plate pattern;
One is used for the air bleeding valve V4 for the quick exhaust of first and second pneumatic cylinder;
One is used to make the delay-action logical valve V5 of second pneumatic cylinder;
Therefore, vacuum generator G, a Pressure gauge W and the pressure source P of Inductance valve switch L3, hand-operated valve switch V1, sensed threshold switch L3 control be not in the scope of its control.Utilize the pneumatic circuit control device of aforementioned component, just can finish matched moulds in an orderly manner or from relevant actions such as moulds.
Claims (10)
1, a kind of pneumatic circuit control device of the die frame that sprays paint, finger has the die frame that sprays paint of cope match-plate pattern and counterdie especially, it is characterized in that:
An Inductance valve switch (L1) is set in pneumatic circuit at least; this Inductance valve switch (L1) can make controlled pneumatic circuit remain on path or non-channel status; this controlled pneumatic circuit does not comprise: the hand-operated valve switch (V1) of master control; control vacuum generator (G) produces the Inductance valve switch (L3) of vacuum suction effect; Pressure gauge (W) and pressure source (P): Inductance valve switch (L1) is provided in a side of the appropriate location of counterdie or die shoe again; with after being fit to workpiece and being placed on counterdie; touch Inductance valve switch (L1) by workpiece; and the valve port of Inductance valve switch (L1) is replaced; make pneumatic circuit be become path: otherwise; it is preceding not touch Inductance valve switch (L1) at workpiece; Inductance valve switch (L1) pushes away again under the effect at elastic device valve port is returned again, and makes pneumatic circuit become non-path.
2, spray paint the according to claim 1 pneumatic circuit control device of die frame, it is characterized in that: the pneumatic circuit assembly that Inductance valve switch (L1) can be controlled comprises:
One is used to promote to have first pneumatic cylinder (C1) of patrix push-plate;
One or two second pneumatic cylinder (C2) that is used to raise cope match-plate pattern;
One is used for the air bleeding valve (V4) for the quick exhaust of first and second pneumatic cylinder;
One is used to make the delay-action logical valve of second pneumatic cylinder (V5);
And uncontrollable assembly comprises: vacuum generator (G), a Pressure gauge (W) and the pressure source (P) of Inductance valve switch (L3), hand-operated valve switch (V1), sensed threshold switch (L3) control.
3, as the pneumatic circuit control device of the die frame that sprays paint as described in the claim 2, it is characterized in that: the pneumatic circuit assembly that can control also comprises:
One is used to raise the 4th pneumatic cylinder (C4) of push rod;
One is used to control the pneumatic operated valve (V2) and the shuttle valve (V3) of the 4th pneumatic cylinder (C4) bar axle commutation;
One is used to make the time-delay valve (T) of the valve port transposition of pneumatic operated valve (V2); And
One is used to control the Inductance valve switch (L2) of aforementioned block channels.
4, as the pneumatic circuit control device of the die frame that sprays paint as described in claim 2 or 3, it is characterized in that: the pneumatic circuit assembly that can control also comprises:
One or several be used to raise the 3rd pneumatic cylinder (C3 ', C3 ") of different radical occlusion devices.
5, as the pneumatic circuit control device of the die frame that sprays paint as described in claim 2 or 3, it is characterized in that: second pneumatic cylinder is set up the flow speed control valve (V6) of regulating flow velocity, and the bar axle decrease speed of second pneumatic cylinder is faster than the bar axle rate of climb of first pneumatic cylinder.
6, spray paint the according to claim 1 pneumatic circuit control device of die frame, it is characterized in that: one group of special frame that is used to block workpiece is set at least so that the liquid that sprays paint be can't help overflow radical occlusion device on frame of the small gap of the protruding frame of workpiece at the appropriate location of cope match-plate pattern, this device comprises:
At least one block, block are provided with the pod apertures with the small gap similar shape;
One connects the baffle plate of block;
One rotating shaft that is connected with baffle plate;
One with the fixing connecting rod of rotating shaft;
Two are fixedly arranged on a die shoe and a pivot joint frame at two ends, the rotating shaft left and right sides;
One or two scroll spring that rotating shaft can be circled round automatically;
One push rod that articulates with connecting rod;
One is fixed on die shoe and is used for the catch of firm push rod; And be provided with one horizontal on push-plate or die shoe and promote the 3rd pneumatic cylinder (C3 ') of push rod with the bar axle.
7, as the pneumatic circuit control device of the die frame that sprays paint as described in the claim 6, it is characterized in that: in rotating shaft, also fix a block seat, and block seat combines with compound mode with baffle plate again.
8, as the pneumatic circuit control device of the die frame that sprays paint as described in the claim 7, it is characterized in that: baffle plate is provided with locating slot and locating hole, cooperate with the positioning seat and the pilot pin of block seat symmetry, and fix one rotatable and make baffle plate combine fixing locating piece with block seat on the positioning seat with screw.
9, as the pneumatic circuit control device of the die frame that sprays paint as described in the claim 8, it is characterized in that: the retaining bolt that can avoid the locating piece excessive deflection is set respectively on baffle plate and block seat, on locating piece, sets up one and can grasp and be convenient to the protruding bolt of finger manipulation.
10, spray paint the according to claim 1 pneumatic circuit control device of die frame is characterized in that: the appropriate location of cope match-plate pattern one group of special frame that is used to block workpiece is set at least so that its by sprayed paint the liquid spray and radical occlusion device, this device comprises:
At least one block;
One connects the rotating shaft of block;
One with the fixing connecting rod of rotating shaft;
One combines with connecting rod and shuttles back and forth at the push rod of cope match-plate pattern;
Two are fixedly arranged on the cope match-plate pattern and a pivot joint frame at two ends, the rotating shaft left and right sides;
One or two is used to scroll spring that rotating shaft is circled round automatically; And
One disposed upright is set before push-plate and promote the 3rd pneumatic cylinder (C3 ") of push rod with the bar axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02209047 CN2535139Y (en) | 2002-03-26 | 2002-03-26 | Gas-pressure circuit control and workpiece sheltering device for paint spraing mould frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02209047 CN2535139Y (en) | 2002-03-26 | 2002-03-26 | Gas-pressure circuit control and workpiece sheltering device for paint spraing mould frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2535139Y true CN2535139Y (en) | 2003-02-12 |
Family
ID=33689571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02209047 Expired - Fee Related CN2535139Y (en) | 2002-03-26 | 2002-03-26 | Gas-pressure circuit control and workpiece sheltering device for paint spraing mould frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2535139Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581677B (en) * | 2008-05-16 | 2012-10-03 | 深超光电（深圳）有限公司 | Method for classifying grade of panel to be detected of lighting tester |
| CN103406227A (en) * | 2013-08-22 | 2013-11-27 | 兴威电脑（昆山）有限公司 | Pneumatic shielded topping device |
| CN106945258A (en) * | 2017-05-05 | 2017-07-14 | 台州华诚模具有限公司 | LFI moulds with spraying baffle plate |
| CN108177155A (en) * | 2018-03-21 | 2018-06-19 | 北京延锋北汽汽车内饰件有限公司 | A kind of instrument board flame treatment gripper equipment |
| CN114733674A (en) * | 2022-03-28 | 2022-07-12 | 武汉华迎汽车零部件有限公司 | Automatic gluey equipment that spouts in duplex position |
| CN108177155B (en) * | 2018-03-21 | 2024-06-07 | 北京延锋北汽汽车内饰件有限公司 | Instrument board flame treatment tongs device |
-
2002
- 2002-03-26 CN CN 02209047 patent/CN2535139Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581677B (en) * | 2008-05-16 | 2012-10-03 | 深超光电（深圳）有限公司 | Method for classifying grade of panel to be detected of lighting tester |
| CN103406227A (en) * | 2013-08-22 | 2013-11-27 | 兴威电脑（昆山）有限公司 | Pneumatic shielded topping device |
| CN106945258A (en) * | 2017-05-05 | 2017-07-14 | 台州华诚模具有限公司 | LFI moulds with spraying baffle plate |
| CN108177155A (en) * | 2018-03-21 | 2018-06-19 | 北京延锋北汽汽车内饰件有限公司 | A kind of instrument board flame treatment gripper equipment |
| CN108177155B (en) * | 2018-03-21 | 2024-06-07 | 北京延锋北汽汽车内饰件有限公司 | Instrument board flame treatment tongs device |
| CN114733674A (en) * | 2022-03-28 | 2022-07-12 | 武汉华迎汽车零部件有限公司 | Automatic gluey equipment that spouts in duplex position |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |