The screwdriver automatic assembling machine
The present invention relates to a kind of screwdriver assembling device, relate in particular to a kind of driver bit and screwdriver handle of a knife automatic assembling machine.
The producer of current production instrument screwdriver; Screwdriver handle of a knife and driver bit assembling are accomplished through manual work location and artificial assembling basically, and efficiency is low, and assembly precision is not high; Spoilage is high simultaneously; Product quality is difficult to guarantee, cannot satisfy the requirement of producer, particularly produces the producer of high-grade instrument screwdriver.Be necessary to research and develop the assembly structure that a kind of novel ability Rapid Realization is located, to guarantee the stability of product quality.
Summary of the invention
Technical problem to be solved by this invention is the screwdriver automatic assembling machine that a kind of high efficiency is provided to the above-mentioned state of the art.
Another technical problem to be solved by this invention provides the high screwdriver automatic assembling machine of a kind of assembly precision.
Invention solves the problems of the technologies described above the technical scheme that is adopted and is: a kind of screwdriver automatic assembling machine is characterized in that comprising
The cam dispenser has horizontal output end and power intake, and this power intake is connected with motor and can under the driving of motor, rotates by clearance-type;
Rolling disc vertically is provided with and is connected with the horizontal output end of aforementioned cam dispenser, radially inwardly forms a plurality of confession driver bits from the edge locating hole is set, and aforementioned a plurality of locating holes are along the rolling disc circumferential directions;
The first blanking track is used to carry driver bit;
First detent mechanism near rolling disc and be located at the output of the aforementioned first blanking track, has first delivery outlet;
The second blanking track is used to carry the screwdriver handle of a knife;
Be pressed into cylinder, be located at the upper end of aforementioned frame, have the output that acts on the screwdriver handle of a knife from top to bottom;
Move mechanism, be located on the aforementioned frame, be used for the screwdriver handle of a knife on the aforementioned second blanking track is moved the aforementioned position under the cylinder that is pressed into;
Second detent mechanism is located on the aforementioned frame and is positioned at aforementioned mechanism below and the rolling disc top of moving, and has second delivery outlet; And
Controller is with aforesaid first detent mechanism, be pressed into the cylinder and the second detent mechanism control connection.
Further, described first detent mechanism can comprise
Locating piece joins with the output of the said first blanking track, has the driver bit of confession and runs through the output channel of passing through, and this output channel communicates with described first delivery outlet;
First positioning cylinder is located at the upper end of aforementioned locating piece, and the vertical output channel direction has first push rod; And
Second positioning cylinder is located at the bottom of aforementioned locating piece, and the vertical output channel direction has second push rod,
Described controller all with aforesaid first positioning cylinder and the second positioning cylinder control connection.
Be convenient to realize accurate control, the output of said cam dispenser is provided with that said locating hole and said first equipped at outlet port can be to first inductive switches of controller generation signals under the correspondence position situation after the turn disc.
Be convenient to realize accurate control, also be provided with second inductive switch that can send signal when said locating hole moves on to second delivery outlet below after the turn disc on the output of said cam dispenser to controller.
Further, the described mechanism that moves can comprise
Move cylinder, be located on the described frame, have clutch end; And
Pushing block, an end are connected with the aforesaid clutch end of moving cylinder and can under the effect of moving cylinder, move around, and the other end is provided with the magnet that is used for magnetic screwdriver handle of a knife.
Be convenient to realize accurate control, said frame is provided with one changes and to move the 3rd inductive switch that cylinder moving can send signal after be pressed under the cylinder to controller.
Further, described second detent mechanism can comprise
Fixed cover; Rearward end offers first cannelure;
Movable sleeve, leading section offer second cannelure, and this second cannelure cooperates with aforementioned first cannelure forms the positioning chamber that a confession screwdriver handle of a knife passes through, and this positioning chamber bottom then forms second delivery outlet; And
Drive cylinder, clutch end is connected with the rearward end of aforementioned movable sleeve, and can drive the interplanting of aforesaid movable sleeve relative fixed and move horizontally.
The described cylinder that is pressed into is provided with one and is used to detect the pressure detector that is pressed into cylinder pressure, and the signal output part of this pressure detector is connected with said controller.When the pressure that is pressed into cylinder exceeded setting range, pressure detector sent signal and gives controller, and the controller processing signals is defective, reported to the police simultaneously, can guarantee that defect rate is in reduced levels.
Be convenient to cooperate with rolling disc, the outbound course of said first detent mechanism is horizontal by 45 ° of angles.
Compared with prior art, the invention has the advantages that: this assembly machine can be worked continuously double tides, accomplishes assembling automatically; And simple to operation, operating efficiency improves, and working strength reduces; Because each link can both realize accurate control; Make assembly precision improve greatly, reliable and stable, defect rate is also very low.
Description of drawings
Fig. 1 is the example structure sketch map.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the amplification view of rolling disc among Fig. 1.
Fig. 4 is the second detent mechanism structure for amplifying sketch map among Fig. 2.
Fig. 5 is the right view of movable sleeve among Fig. 4.
Fig. 6 is the left view of fixed cover among Fig. 4.
Fig. 7 is for moving the structure for amplifying sketch map of mechanism among Fig. 2.
Fig. 8 is the right view of pushing block among Fig. 7.
Fig. 9 is the first detent mechanism structure for amplifying sketch map among Fig. 1.
Figure 10 is the amplification view of the second blanking track among Fig. 1.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, the screwdriver automatic assembling machine in the present embodiment comprises frame 1, cam dispenser 31, rolling disc 32, the first blanking track 21, the second blanking track 22, be pressed into cylinder 4, move mechanism 5, first detent mechanism 7, second detent mechanism 6 and controller (do not have among the figure and show).
Frame 1 has the pedestal 11 of being located at the bottom and the riser 30 and riser 40 that vertically is provided with; Cam dispenser 31 is located on the pedestal 11; Have horizontal output end and power intake; This power intake is connected with motor (do not have among the figure and show) and can under the driving of motor, rotates by clearance-type, and the horizontal output end is an output shaft in the present embodiment.
In conjunction with shown in Figure 3; Rolling disc 32 vertically is provided with and is connected with the horizontal output end of cam dispenser 31; Radially inwardly be provided with eight supplies driver bits that 33, eight locating holes of locating hole are set to arrange evenly that along the rolling disc circumferencial direction adjacent two locating hole arc angles are 45 ° from the edge.
The first blanking track 21 is used to carry driver bit 10, and outbound course is horizontal by 45 ° of angles, and the output of the first blanking track 21 is provided with first detent mechanism 7, and this first detent mechanism 7 is provided with near rolling disc 32.As shown in Figure 9; First detent mechanism 7 comprises locating piece 71, first positioning cylinder 74 and second positioning cylinder 76; The output of the locating piece 71 and the first blanking track 21 joins, and has the driver bit 10 of confession and runs through the output channel of passing through 73, and these output channel 73 bottoms form first delivery outlet 72; First positioning cylinder 74 is located at the upper end of locating piece 71; The vertical output channel direction has the bottom that first push rod, 75, the second positioning cylinders 76 are located at locating piece 71, and the vertical output channel direction has second push rod 77.
The second blanking track 22 is used to carry screwdriver handle of a knife 20, and is shown in figure 10, and the second blanking track, 22 lower surfaces have the groove of lug boss 201 settings that supply screwdriver handle of a knife tail end.
Be pressed into cylinder 4 and be located at the upper end of frame 1, have the output that acts on screwdriver handle of a knife 20 from top to bottom, be pressed into cylinder 4 and be provided with and be used to detect the pressure detector 41 that is pressed into cylinder 4 pressure, the signal output part of pressure detector 41 is connected with controller.The concrete effect of pressure detector 41 is to detect to be pressed into cylinder 4 pressure limits (because driver bit is pressed in the aperture on the screwdriver handle of a knife, reach fixing effect through matched in clearance, fit clearance is 0.02mm～0.04mm; When converted products, there is certain mismachining tolerance, cause the matched in clearance too tight or too loose); When pressure limit is normally passed through at 50～150Kg/cm2; When exceeding this scope, pressure detector 41 sends signal and gives controller, and the controller processing signals is defective; Report to the police the artificial treatment substandard product simultaneously.
In conjunction with Fig. 7 and shown in Figure 8; Move mechanism 5 and be located on the frame, be used for the screwdriver handle of a knife 20 on the second blanking track moved and be pressed into cylinder 4 lower positions, move mechanism 5 and comprise and move cylinder 51 and pushing block 52; Moving cylinder 51 is located on the riser 30; Have clutch end, pushing block 52 1 ends are connected with the clutch end of moving cylinder 51 and can under the effect of moving cylinder 51, move around, and the other end is provided with the magnet 53 that is used for magnetic screwdriver handle of a knife.
In conjunction with Fig. 4, Fig. 5 and shown in Figure 6; Second detent mechanism 6 is located on the frame 1 and is positioned at and moves mechanism 5 belows and rolling disc 32 tops; Second detent mechanism 6 comprises fixed cover 61, movable sleeve 62 and driving cylinder 67, and fixed cover 61 is located on the riser 40 through screw, and rearward end offers first cannelure 64; Movable sleeve 62 leading sections offer second cannelure 63; This second cannelure 63 cooperates with first cannelure 64 forms the positioning chamber 65 that supplies screwdriver handle of a knife 10 to pass through, and positioning chamber 65 bottoms form second delivery outlet 67, also are provided with two bearing pins that are used to lead 66 between fixed cover 61 and the movable sleeve 62.Drive cylinder 67 and be fixed on another riser 30, clutch end is connected with the rearward end of movable sleeve 62, and particularly, the rearward end of movable sleeve 2 forms inner bolt hole, and the output of drive source 3 has the external screw thread that cooperates with inner bolt hole.
As shown in Figure 5, offer the pin shaft hole 621 that two supply and marketing axles pass through on the movable sleeve 2, as shown in Figure 6, fixed cover 61 is provided with four screw holes 611 and two pin shaft holes 612.
During assembling; After driver bit 20 arrives assigned address with screwdriver handle of a knife 10; Driving cylinder 67 driving movable sleeves 62 moves to fixed cover 61; First cannelure 64 and second cannelure 63 are cooperated form positioning chamber 65, driver bit 20 assembles and can only in positioning chamber 65, carry out with screwdriver handle of a knife 10 like this, and assembling is accurately quick.
The output of cam dispenser 31 is provided with first inductive switch and second inductive switch; Rolling disc 32 rotates back locating hole 33 and first delivery outlet 72 is under the correspondence position situation; First inductive switch can be to the controller generation signals; When locating hole moved on to second delivery outlet below after rolling disc 32 rotated, second inductive switch can send signal to controller.Frame 1 is provided with the 3rd inductive switch, and back the 3rd inductive switch can send signal to controller under the cylinder to being pressed into to move cylinder moving.
The controller and first positioning cylinder 74, second positioning cylinder 76, be pressed into cylinder 4 and drive cylinder 63 control connections.Controller can adopt Programmable Logic Controller, is called for short PLC (Programmable logic Controller).
Shown in figure 10, screwdriver handle of a knife 20 clocklike is arranged on the second blanking track 22, head up, afterbody being arranged in parallel down; Rolling disc 32 is realized the intermittent movement (this apparatus settings 8 stations rotate the 45 degree and pause once) on the circumferencial direction, when driver bit 10 comes out from the first blanking track 21, gets in the output channel 73 of locating piece 71; Second positioning cylinder 76 is in running order, and second push rod 77 ejects, and stops driver bit 10; When the locating hole 33 of rolling disc 32 and first delivery outlet 72 are in same position (when one of them locating hole rotates 45 °), first inductive switch sends a signal to controller, and first push rod 75 that controller drives first positioning cylinder 74 stretches out; Withstand top driver bit 10, simultaneously, second positioning cylinder 76 resets; Shrink, a driver bit 10 drops in the locating hole 32 of rolling disc, then through deadweight; Second positioning cylinder 76 is in running order, and second push rod 77 ejects, and first positioning cylinder 74 resets; First push rod 75 shrinks, and driver bit 10 falls down second push rod 77 and stops, for next one work is prepared.First inductive switch in the present embodiment, second inductive switch and the 3rd inductive switch can adopt near switch or optoelectronic switch, because volume is less, do not mark among the figure.
As shown in Figure 1, rolling disc 32 rotates the position of an angle to 90 ° then, and second inductive switch sends signal to controller; Cylinder 51 motions are moved in controller control, move the screwdriver handle of a knife 20 that cylinder 51 drives on the pushing blocks 52 and move, and make screwdriver handle of a knife 20 arrive (promptly being pressed under the cylinder 4) directly over second detent mechanism; At this moment the 3rd inductive switch sends signal to controller, and controller control drives cylinder 63 actions, drive cylinder 63 drive movable sleeves 62 arrive be pressed into cylinder 4 under; At this moment; Be pressed into cylinder 4 drive pressure detectors 41 and move downward together, be pressed into screwdriver handle of a knife 20 in the driver bit 10, accomplish a course of work; Rolling disc 32 is rotated further, and falls down through deadweight up to the screwdriver that assembles.