CN2409746Y

CN2409746Y - Improved sucking device for plate

Info

Publication number: CN2409746Y
Application number: CN 99255339
Authority: CN
Inventors: 黄平尧
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-12-02
Filing date: 1999-12-02
Publication date: 2000-12-06
Anticipated expiration: 2009-12-02

Abstract

Improved sucking device for plate is made of suction unit, supply unit and load bearing unit. The hollow spiral arm of absorptive unit is hubbed at board Its rotation is controlled in type cantilever and by the pneumatic cylinder that level is arranged, the belt drive by servo motor transmission is equipped in hollow spiral arm, the belt drive drives telescopic rod flexible in hollow spiral arm bottom end, telescopic rod bottom end vibrates sucker and position sensor with one installing platform of horizontal slide unit cylinder connection and for installing groups of Acetabula device; Supply unit is the plane being made of support plate and multiple conveyer belts; The loading end inclination angle of carrying tool is about 25~30 °, and can be positioned by fastening convex side.

Description

Improved assimilating type retraction plate machine

The utility model relates to a kind of assimilating type retraction plate machine, particularly relates to the assimilating type retraction plate machine that will not damage circuit board in a kind of operation process.

Along with science and technology development, the kind of circuit board is variation and the development trend of light and handyization is arranged thereupon also, so produce not only thin but also soft circuit board gradually; Because not only soft but also thin circuit board can not be made with traditional turnover plate type folding and unfolding plate technology, the operating type of finishing folding and unfolding plate program with assimilating type so develop again, causes damage to avoid soft circuit board because of turnover panel.When adopting the assimilating type operating type, its Acetabula device must directly contact with circuit board, so the just suitably control of moment contact force of Acetabula device and circuit board, the just unlikely damage that causes circuit board.

Disclosed already " the inclined radio and tape player of full-automatic IC circuit board " patent is finished folding and unfolding plate program in the absorption mode, and its suction disc unit is installed the pneumatic cylinder that the top that is disposed at runout table and the connecting rod and by its rotating shaft one end uprightly set and is connected mutually; The moderate position of its rotating shaft is connected and is installed with a brake air cylinder pressure, and its front-end edge is connected and is installed with a bearing and two expansion links, and slightly is skewed Connection Block and is connected two deceleration pneumatic cylinders and two groups of Acetabula devices through one.By its structure as can be known, this Acetabula device is controlled its advance and retreat via brake air cylinder pressure and deceleration pneumatic cylinder and is drawn circuit board and carry out folding and unfolding plate program, therebetween must be through two sections feeding programs, complex structure not only, and, might cause the damage of circuit board because of the wayward Acetabula device of Stroke Control low precision of pneumatic cylinder and the moment contact force of circuit board.

In addition, the supply unit of aforementioned retraction plate machine system constitutes runout table by roller set in a row, makes sucker easily form the space that forces between two rollers when drawing circuit board, causes the top to hinder circuit board.

In addition, the loading end angle of inclination that the circuit board of aforementioned retraction plate machine is put grillage is 45 ° of elevations angle, presents the setting of one " V " type, and so structure will make the circuit board of the bottom bear huge gravity and very easily be weighed wounded; Moreover this grillage there is no positioner on board, when being subjected to sucker and leaning, easily takes place to slide or topple over.

In view of the above-mentioned defective of existing assimilating type retraction plate machine, the inventor is the active research innovation, and the phase can be improved, and has finished design of the present utility model finally.

Main purpose of the present utility model promptly is to provide a kind of improved assimilating type retraction plate machine, make it accurately to control the moment contact force of Acetabula device and circuit board, avoid causing the damage of circuit board, secondly, in receiving the plate process, make between circuit board and supply unit to present surface contact state, damaged by the sucker roof pressure, and avoid the circuit board side to suppress and damage because of being subjected to excessive gravity receiving plate or put the circuit board that is subjected to the scratch or the bottom in the plate process to prevent the circuit board front; Simultaneously, the blocking detent mechanism is set, so that circuit board unlikely slip or topple over when being subjected to the active force of suction unit at the both sides and the rear side of bearing machine tool.

To achieve these goals, servo motor and the control of belt transmission part are adopted in the feeding of Acetabula device in the utility model, with improve its feed the Stroke Control precision and and then accurately control the moment contact force of Acetabula device and circuit board; Supply unit is made of support plate and a plurality of conveyer belt, contacts so that the circuit board that supply unit is carried is face with support plate and conveyer belt; The loading end inclination angle of carrying tool changes 25～30 ° into by 45 °, and carrying tool two outsides are provided with nose bar and the fastening convex side that can be fixed only supports, and rear side is fixed by rotating fastening convex side.

Be described in further detail below in conjunction with the technical characterictic of specific embodiment the improved assimilating type retraction plate machine of the utility model.

Fig. 1 is the outside drawing of the utility model possible embodiments;

Fig. 2,3,4 facing and the operate condition schematic diagram for the utility model possible embodiments;

Fig. 5,6 is the utility model absorptive unit possible embodiments structural representation;

Fig. 7 is that the utility model absorptive unit possible embodiments is drawn state diagram ();

Fig. 7 A is the enlarged diagram at position shown in Figure 7;

Fig. 8 is that the utility model absorptive unit possible embodiments is drawn state diagram (two);

Fig. 9 is the utility model supply unit possible embodiments structural representation;

Figure 10 is a 10-10 post-show cross-section map among Fig. 9;

Figure 11 is a 11-11 post-show cross-section map among Figure 10;

Figure 12 is a 12-12 post-show cross-section map among Figure 10;

Figure 13,14 is the utility model load bearing unit possible embodiments structural representation;

Figure 15 is a 15-15 post-show cross-section map among Figure 14.

The figure number explanation:

1 board, 10 control cabinets, 11 cantilevers, 2 suction unit, 20 pneumatic cylinders, 21 spiral arms, 22 servo motors, 23 belt transmission parts, 24 expansion links, 25 slide unit cylinders, 26 installing platforms, 27 Acetabula devices, 28 vibration suckers, 29 position sensors, 291 sensing bars, 292 optical couplers, 30 support plate, 3 supply units, 300 circular holes, 301 axostylus axostyles, 302 axostylus axostyles, 31 motors, 331 pneumatic cylinders, 32 conveyer belts, 33 receive plate standard apparatus, 332 baseline rods, 4 load bearing units, 41 roller set, 42 carrying tools, 420 nose bars, 421 loading ends, 422 swash plates, 43 fixing fastening convex sides, 44 rotate fastening convex sides, 441 pneumatic cylinders, 442 gas bars, 451 pneumatic cylinders, 452 connection rod set, 46 flat boards, 461 breach, 45 trips, 5 buffer bars, B circuit board.

With reference to figure 1-4, the utility model suction unit 2 that on the cantilever 11 of board 1 first half, is pivoted, this suction unit 2 is drawn circuit board B and is carried out folding and unfolding plate operation procedure between supply unit 3 that is arranged at board 1 middle and lower part and load bearing unit 4.

With reference to figure 5-8, the hollow spiral arm 21 of absorptive unit 2 is hubbed in the コ type cantilever 11 of board 1 and by the pneumatic cylinder 20 that a level sets and controls its turn by the below, the inside of hollow spiral arm 21 is provided with the belt transmission part 23 by servo motor 22 transmissions, and it is flexible in hollow spiral arm 21 bottoms that the moving driving member 23 of this skin drives an expansion link 24, the bottom of expansion link 24 connects an installing platform 26 by a horizontal slide unit cylinder 25, and is used to install in groups Acetabula device 27, vibration sucker 28 and position sensor 29.

Position sensor 29 includes can be on installing platform 26 flexible sensing bar 291 and is fixed on and installs on the platform 26 and the optical coupler 292 relative with sensing bar 291, shown in Fig. 7, Fig. 7 A, sensing bar 291 slightly protrudes from Acetabula device 27 and vibration sucker 28, therefore, sensing bar 291 can touch circuit board B earlier and send sensing signal back to control cabinet 10, and control cabinet 10 stores these signals and instructs servo motor 22 to slow down feed speed and stop.Because it is very accurate that the rotation may command of servo motor 22 gets,, and can not make the Acetabula device 27 on the installing platform 26 or vibrate the sucker 28 circuit board B that wounds so the expansion link 24 that is driven also can accurately reach the appropriate location.

Again, with reference to figure 9～12, support plate 30 front and back ends of supply unit 3 are provided with the axostylus axostyle 301,302 of symmetry, wherein axostylus axostyle 301 is driven also and then is driven a plurality of parallel conveyer belt 32 of pile warp two axostylus axostyles 301,302 by motor 31, support plate 30 root edges outsides book office is provided with one and receives plate standard apparatus 33, so that baseline rod 332 arranged side by side in groups stretches by the control of pneumatic cylinder 331 in the circular hole 300 on support plate 30 and be arranged in the gap that is provided with of each conveyer belt 32.

In addition, with reference to Figure 13～15, load bearing unit 4 is provided with roller set 41 in a row and can sends into a carrying tool 42; About 25～30 ° of the inclination angle [theta] of the loading end 421 of this carrying tool, then 422 of skew back plates are perpendicular, carrying tool 42 left and right two outsides are provided with and roller set 41 equidirectional nose bars 420, and the front side nose bar 420 of carrying tool 42 of sending into roller set 41 and being in job position is then by being located at board 1 and inwardly protruding out 43 blockings of fixedly fastening convex side on nose bar 420; 44 blockings of rotation fastening convex side to prevent that carrying tool 42 from sliding of dull and stereotyped 46 belows then are located in carrying tool 42 rear ends, this rotation fastening convex side 44 is had the pneumatic cylinder 441 of rotation and contractile function and is braked, horizontally at ordinary times be positioned at dull and stereotyped 46 belows, when carrying tool 42 enters the job position of roller set 41, the gas bar 442 of pneumatic cylinder 441 is to 90 ° of turning down, it is protruded out on dull and stereotyped 46 breach 461 and in a bit of distance that contracts, make and rotate position, fastening convex side 44 top carrying tools 42; Whereby, as shown in figure 13, when circuit board B was subjected to the active force of Acetabula device 27, carrying tool 42 can not slide on roller set 41, so can accurately locate; The fixedly fastening convex side 43 of front side then props up nose bar 420, makes when carrying tool 42 tops are subjected to active force, can not topple over backward, makes wholely to put plate or receive the plate operation and can carry out smoothly.

In addition, flat board 46 belows of load bearing unit 4 are provided with a trip 45 that protrudes out at board 1 rear side, this trip 45 drives a connection rod set 452 and controls its keying by a pneumatic cylinder 451, the chassis (not shown) hook of transporting carrying tool 42 can be lived, and makes carrying tool 42 send into roller set 41 smoothly.

Again, as shown in Figure 5, the book office of the コ type cantilever 11 of the turn dead-centre position correspondence of the spiral arm 21 of suction unit 2 is equipped with buffer bar 5, the rotating inertia force when changing inactive state to dissolve spiral arm 21 into by turn.

Fig. 2～Fig. 4 can illustrate the operation procedure of receiving plate: at first, by the conveyer belt 32 of supply unit 3 with circuit board B from previous operations receive come after, the baseline rod 332 of receiving plate standard apparatus 33 will convexedly stretch in the circular hole 300 on the support plate 30 and be arranged in the gap that is provided with of conveyer belt 32, and make conveyer belt 32 counter-rotating and circuit board B is resisted against this baseline rod 332, and the position of this baseline rod 332 is to cooperate carrying tool 42 and set; Then, absorptive unit 2 is released expansion link 24 and installing platform 26 by servo motor 22 and belt transmission part 23, make Acetabula device 27 absorb circuit board B and after it is slightly upwards regained and circuit board B slightly being moved forward by slide unit cylinder 25, promote spiral arm 21 to Fig. 7 by pneumatic cylinder 20, on the X-direction shown in 8, again circuit board B is pushed into the carrying position of carrying tool 42 by expansion link 24 and installing platform 26, and make position (Y-axis to) before slide unit cylinder 25 is returned to action, circuit board B is returned to by baseline rod 332 by the carrying reference position that carrying tool 42 sets, finishes and once receive the plate operation.After repeating above program, circuit board B can be received one by one and fold on carrying tool 42.Certainly, if be reversed by Fig. 4 to Fig. 2, then can finish the operation procedure of putting plate one by one, its course of action repeats no more.

Compared with prior art, the feeding of Acetabula device 27 is only by a

servo motor

22 and 23 controls of belt transmission part in the utility model, than prior art with two groups of pneumatic cylinder control feeding programs, has advantage simple in structure and that the feed distance control precision is high, can accurately suitably control the moment contact force of Acetabula device 27 and circuit board B, can not cause the damage of circuit board; In addition, drawn in the process of circuit board by supply unit, 32 of circuit board that the utility model is carried and support plate 30 and conveyer belts are surface contact state, and prior art then is to make circuit board and its roller set in a row be single contacting.Therefore, sucker of the present utility model can not weigh the front of circuit board wounded in the process of drawing circuit board; Again, the receipts plate of carrying tool 42 of the present utility model or put in the plate process, be displaced downwardly to the carrying reference position again after making circuit board arrive the location by slide unit cylinder 25, or detach carrying tool 42 again with moving on the circuit board earlier, all can avoid the circuit board side to be subjected to scratch receiving plate or put in the plate process; Moreover, carrying tool 42 of the present utility model is designed to 25～30 ° of inclinations, the circuit board gravity that heap is built on average is scattered on the loading end 421, and can be in its swash plate 422 direction sets, even the circuit board of the bottom can not be subjected to excessive gravity compacting yet and damage.

In sum, the utility model really can reach the effect of expection and have industrial utilization, has possessed the important document of utility model patent fully.

Claims

1, a kind of improved assimilating type retraction plate machine is made of suction unit, supply unit and load bearing unit, and suction unit is drawn circuit board and carried out the operation of folding and unfolding plate between supply unit and load bearing unit; The hollow spiral arm that is characterised in that described suction unit of the present utility model is hubbed in the コ type cantilever of board and by the pneumatic cylinder that a level sets and controls its turn by the below, be provided with belt transmission part in the hollow spiral arm by the servo motor transmission, and it is flexible in hollow spiral arm bottom that this belt transmission part drives an expansion link, and the expansion link bottom connects an installing platform with horizontal slide unit cylinder and is used to install in groups Acetabula device, vibration sucker and position sensor; Before the support plate of described supply unit, the rear end is provided with the axostylus axostyle of symmetry, wherein an axostylus axostyle by a motor driven and and then drive a plurality of parallel conveyer belt of pile warp two axostylus axostyles, the predetermined receipts plate standard apparatus that is provided with in the support plate root edge outside, make baseline rod arranged side by side in groups by the control of a pneumatic cylinder and in the circular hole on support plate of stretching and be arranged in the gap that is provided with of each conveyer belt, described load bearing unit is provided with roller set in a row and can sends into a carrying tool, about 25～30 ° of the inclination angle of the loading end of this carrying tool, then skew back plate and its are in vertical state, a carrying tool left side, right two outsides are provided with and the equidirectional nose bar of roller set, and the nose bar of preceding both sides of carrying tool of sending into roller set and being in job position is by being located at board and inwardly protruding out fixedly fastening convex side institute blocking on nose bar, the rotation fastening convex side institute blocking to prevent that carrying tool from sliding of dull and stereotyped below then is located in the carrying tool rear end, this rotation fastening convex side is had the pneumatic cylinder of rotation and contractile function and is braked, the horizontal at ordinary times flat board below that is positioned at, when carrying tool enters the roller set job position, the gas bar of this pneumatic cylinder upwards turn round 90 ° it is protruded out on the breach of flat board and in a bit of distance that contracts, make and rotate position, a fastening convex side top supporting body.

2, improved assimilating type retraction plate machine according to claim 1, the book office of コ type cantilever that it is characterized in that the spiral arm turn dead-centre position correspondence of described suction unit is equipped with buffer bar, the rotating inertia force when changing inactive state to dissolve spiral arm into by turn.

3, improved assimilating type retraction plate machine according to claim 1 is characterized in that described position sensor includes can be on the installing platform flexible sensing bar and is fixed on the installing platform and with respect to the optical coupler of sensing bar.

4, improved assimilating type retraction plate machine according to claim 1, the dull and stereotyped below that it is characterized in that described load bearing unit is provided with the trip that protrudes out at the board rear side, and drive a connection rod set and control its keying by a pneumatic cylinder, live with the chassis hook that will transport carrying tool, make carrying tool send into roller set smoothly.