CN1078544C

CN1078544C - Electronically controlled stapler

Info

Publication number: CN1078544C
Application number: CN98113092A
Authority: CN
Inventors: 温松柏
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-11-27
Filing date: 1998-11-27
Publication date: 2002-01-30
Anticipated expiration: 2018-11-27
Also published as: CN1255435A

Abstract

The present invention relates to an office supply, particularly to an electronically controlled stapler. The present invention comprises a base surface, a body, a cutter head frame, a cutter blade, a nail groove, a nail groove sleeve, a compression spring, etc., wherein a microswitch on the base surface drives a drive motor which is connected with a gear device; the gear device drives an eccentric gear device, and after sheathed into a rolling ring, a bare shaft on the eccentric gear device is sheathed in a groove of a lever. A lever device drives a blade to move, and a blade can be arranged in the nail groove sleeve in a sliding way. Compared with the prior art, the present invention has the advantages of convenient operation, simple structure, no manpower drive, high binding quality, etc.

Description

Electronically controlled stapler

The present invention relates to a kind of office appliance, relate in particular to the electronically controlled stapler that a kind of file binding is used, be used for binding file.

Existing Chang Yong hand stapler, people's fatiguability very during use, binding speed is also very slow, makes the staple on the file uneven without limits because of insertion depth during the binding file, thisly both required great effort time-consumingly, the poor again stapler of binding quality day by day can not satisfy the needs of modern office chamber.

The objective of the invention is to design a kind of without manpower drive, binding speed is fast, the novel stapler that the binding quality is secure.This machine is simple and reasonable for structure, compact; Operation is quick, stable, safety, reliable; Easy to maintenance, economical, durable, thereby have extremely wide promotional value.

The present invention realizes that the concrete scheme of above-mentioned purpose is: electronically controlled stapler, comprise base surface, fuselage, the cutter head frame, blade, the nail groove, nail groove cover and compression spring etc. is characterized in that at base surface microswitch being housed, and microswitch drives a drive motor, drive motor is connected with geared system, geared system drives an eccentric wheel apparatus, and the rolling ring on the eccentric wheel apparatus is inserted in the groove of lever, and leverage drives blade, blade places in cutter head frame and the nail groove cover slidably, and nail groove and nail groove cover can be moved up and down accordingly.Utilize common civil power and transformer or battery to power like this, the moment of torsion of d.c. motor output drives eccentric wheel apparatus rotation through one group of gear shift, thereby by leverage the straight reciprocating motion that rotatablely moving of eccentric wheel apparatus becomes the nailing blade is realized electronic nailing again.The file that need set touches a microswitch, and motor rotates once, finishes the binding process one time.

Advantages such as the present invention compared with prior art has easy to operately, simple in structure, drives without manpower, and bookbinding quality is secure.

Description of drawings of the present invention is as follows:

Fig. 1 is the structural perspective of this machine.

Fig. 2 is the structural perspective (another side) of this machine.

Fig. 3 is drive mechanism figure.

Fig. 4 is the structure chart of staple device.

Fig. 5 pushes/structure chart of device for ejecting for the nail groove.

Fig. 6 is the engineering drawing of binary spring; Fig. 6-B and Fig. 6-C are that the B of Fig. 6 is to view; Fig. 6-A is that the A of Fig. 6-C is to view.

Fig. 7-1, Fig. 7-2, Fig. 7-3, Fig. 7-4 are the external form figure of this machine.

Fig. 8 is the control circuit schematic diagram.

Fig. 9 is the control circuit schematic diagram of another embodiment of the present invention.

Figure 10 is gear/eccentric wheel apparatus explosive view.

Figure 11 is cutter head/leverage explosive view.

Figure 12-1, Figure 12-2, Figure 12-3, Figure 12-4, Figure 12-5 are nail groove push-on process schematic diagram.

Figure 13-1, Figure 13-2, Figure 13-3 are nail groove ejection process schematic diagram.

Figure 14 is the full machine explosive view of this model.

Figure 15-18 is the eccentric wheel apparatus process that rotates a circle.

By Fig. 1 to Figure 18 as can be known, this machine main parts size has: 1 fuselage; 2 by system; 3 self-tapping screws; 4 nail troughs; At the bottom of 6 machines; 7 battery door; 10 base surfaces; 11 nail-plates; 12 self-tapping screws; 13 battery sheets (little); 14 battery sheets (greatly); 15 microswitches; 19 nearly gear wheel T axles; 20 gear plates (left side); 21 gear plates (right side); 22 motors; 23 motor gears; 24 middle gears; 25 middle gear optical axises; 26 gears; 27 nearly middle gear T axles; 28 gear wheels; 29 gear cap; 30 optical axises; 31 rolling rings; 32 hexagonal axle sleeves; 33 anodontia molar hexagonal axis; 34 sectional wheels; 35 sectional wheel hexagonal axis; 36 gear pressing plates; 37 self-tapping screws; 38 meson head screws; 39 self-tapping screws; 40 chrysanthemum mesons; 42 nail groove tail shell fragments; 43 nail groove dodds nails; 44 nail pushing devices; 45 tension springs; 46 nail groove covers; 48 tension spring T nail; 49 optical axises; 50 nail grooves; 51 binary springs; 52 optical axises; 54 by the system fork; 55 compression springs; 56 E type mesons; 57 single hole nails; 58 E type mesons; 59 cutter head framves; Before 60 cutter heads; 61 blades; Behind 62 cutter heads; Optical axis behind 63 cutter heads; 64 self-tapping screws; 65 cutter head frame cushion rubbers; 66 pairs of hole axles; 67 cutter headstock spindles; 68 levers; 72 wiring boards; The 73DC seat; 74 quick-action switches; 75 chrysanthemum mesons; 76 self-tapping screws; 77 rubber cushions; 78 self-tapping screws etc.

At base surface microswitch 15 is housed among the present invention and drives a drive motor 22, drive motor 22 is connected with geared system, geared system drives an eccentric wheel apparatus, rolling ring 31 on the eccentric wheel apparatus inserts the groove of lever, leverage drives blade apparatus, and the blade 61 of blade apparatus places in cutter head frame 59 and the nail groove cover 46 slidably.

Shown in the stereochemical structure of Fig. 1 and Fig. 2, when the file of need binding touches microswitch, motor 22 is rotated counterclockwise through geared system drive eccentric wheel apparatus and rotates to an angle, this moment, eccentric wheel apparatus made motor continue to be rotated counterclockwise through lever 68 drive blade apparatus shake-up quick-action switches 74, at this moment, lever 68 drive blade apparatus along guide rails in the cutter headstock spindle 59 to lower slider, compressing spring 55 simultaneously will follow closely 46 tensions of groove cover and make nail groove 50 compress file, blade will be followed closely the staple release in the groove 50 subsequently, and bending forming will be followed closely by 11 places at nail-plate.As shown in Figure 4 and Figure 5, after nail is shaped, blade apparatus upwards slides along guide rail in the cutter head frame 59, the elastic force that the nail of blade apparatus drive simultaneously groove cover 46 overcomes compression spring 55 move upward, nail groove 50 is forced to unclamp file, motor cuts off the power supply immediately and stops operating when blade apparatus breaks away from quick-action switch 74, and can shift out the file of ordering this moment.After motor stopped, the nail pushing devices 44 in the nail groove 50 were pushed ahead staple under the active force of tension spring 45, can " empty not beating " when ensureing next nailing.As Figure 12 and shown in Figure 13, the nail groove 50 of this machine blocks by being contained in optical axis 49, the binary spring 51 that the nail groove overlaps 46 afterbodys, when changing nail, make by system fork 54, optical axis 49 with hand and to overcome the binary spring force to moving down, nail groove 50 is ejected by binary spring 51 thereupon, adorn will follow closely groove 50 after following closely and push chucking and get final product.Fig. 6 is the engineering drawing of binary spring 51.As shown in figure 11, this machine spy on cutter headstock spindle 67 is provided with cutter head frame cushion rubber 65 and supports, and reaches the usefulness as the power buffering, guarantees the staple forming quality.As Fig. 3, Figure 15, Figure 16, Figure 17, shown in Figure 180, drive mechanism comprises geared system, eccentric wheel apparatus, leverage and blade apparatus etc., Figure 15, Figure 16, Figure 17, Figure 18 is respectively the eccentric wheel apparatus half-twist, 180 °, and 270 °, the structural representation in the time of 360 °.From civil power and fiery ox or battery supplied d.c. motor, motor 22 closely cooperates with motor gear 23, and power is reached gear 26 by gear 24.Utilize optical axis 19 to be sent to gear wheel 28 through another group gear 26.As shown in figure 10, gear wheel 28, gear cap 29, rolling ring 31 and optical axis 30 are formed eccentric wheel apparatus.Cam structure is formed at the center of gear wheel 28 centers and rolling ring in eccentric wheel apparatus.Driving link is the gear 26 of upper level.Driven member is the leverage of next stage.From upper level geared system driven gear 26 interlock gear wheels 28.Be combined into driving link behind gear wheel 28, gear cap 29 and optical axis 30 close-fittings.As shown in figure 11, rolling ring 31 is loose fit with optical axis 30, and optical axis 30 also is loose fit with lever 68.It is the driven member that rolling ring 31 and lever 68 are combined into eccentric wheel apparatus.Leverage by lever 68, cutter head frame cushion rubber 65, cutter head before 60, optical axis 63 and rolling ring 31 form.The fulcrum of leverage is made up of two holes axle 66 and cutter head frame cushion rubber 65.Cutter head frame cushion rubber 65 is through special preparation hardness, as the usefulness of power buffering.According to the equilibrium condition of moment, the moment of rolling ring 31 equals the moment of cutter head preceding 60.The dynamic duty of the curved groove of using as the rolling snare cutter control cutter head preceding 60 of particular design, the speed and the active force of backlash on the lever 68.Under leverage, the circular motion of rolling ring 31 changes the straight reciprocating motion of cutter head preceding 60 into.See accompanying drawing 11 cutter heads/leverage explosive view for details.Blade apparatus is formed shown in accompanying drawing 2,3,4 and explosive view.Lever 68 drives blade 61 and does the up-and-down reciprocating motion.When blade when pressing down, staple is released from nail groove 50 exits, at nail-plate 11 places with the staple bending forming.Nail groove push-on process is as shown in Figure 12: before nailing began, in the time of will follow closely groove 50 and push with hand, nail groove 50 was by optical axis 52 pinnings on the nail grooves cover 46.In the process, along with binary spring 51 is subjected to torsion and angle changes and store elastic force.Follow closely the groove ejection process as shown in Figure 13: when changing staple or generation bail, trigger by after the system 2 with hand, make optical axis 52 move down by making fork 54, while binary spring 51 is pressurized also.Fetter when optical axis 52 has just left nail groove 50, binary spring 51 discharges elastic force, will follow closely groove 50 and immediately eject.When the file of need binding triggered microswitch 15, motor 22 began to be rotated counterclockwise under the starting circuit effect, by reduction gearing at different levels, eccentric wheel, lever transmission of power was done the up-and-down reciprocating motion to blade.When cutter head frame 59 moved downward, circuit is accepted in 74 startups of triggering quick-action switch made motor continue to be rotated counterclockwise, and drives blade and finishes whole binding process.When because of bail or excess load, when machinery can not be finished a circle action, can press by the system fork, drive key switch, trigger the motor reversing, finish the nailing process No. one time, blade is lifted.As shown in Figure 8, this machine uses 7.2V DC (direct current)/800mA or 4 power supplies of " electronically controlled stapler " battery.Mu balanced circuit is arranged, by IC ₂(IC ₂=LM317T), R ₁₈(300 Ω) resistance, R ₁₉(1.5K Ω) resistance is formed, IC ₂=LM317T is adjustable voltage stabilizing electronic component, and the 7.2V dc voltage is by R ₁₈=300 Ω, R ₁₉=1.5K Ω resistance is determined required voltage, and supply circuit uses.When using transformer (ADAPTOR INPUT 220V.50HZ.AC/7.2V DC 800mA), connecting its effect of DC seat J position (J=SJ-1372N belongs to STEREO JACK) is to accept the voltage of input transformer to use for machine.If when not connecting transformer, battery can directly be powered to complete machine.This DC seat is provided with and prevents short-circuiting means D ₃(D ₃=IN5819 TRANSISTOR), D ₃=IN5819TRANSISTOR is the effect that belongs to reversal connection, anode is separated, in case anodal current direction DC seat.When if the both positive and negative polarity short circuit with the DC seat is arranged artificially, this D ₃=IN5819 TRANSISTOR just plays the effect that prevents the short circuit of DC seat both positive and negative polarity.Starting circuit is by R ₁(100 Ω) resistance; C ₁(47uF/16V) electrochemical capacitor; L ₁(DM-03L-P) microswitch is formed.Prestart voltage is by R ₁With L _lNormally closed point and common point to C ₁Charging is when touching L with paper ₁During switch, L ₁Common point connect C with normal the battle ₁Pass through L ₁Level discharge backward.Accept circuit by R ₂(1K Ω) resistance, R ₃(100 Ω) resistance, R ₄(2.2 Ω) resistance, Q ₁, Q ₂(Q ₁=Q ₂=S8050DTRANSISTOR) triode, L ₂(LM1-01N-50H) quick-action switch is formed, because C ₁Discharge, Q ₁, Q ₂Conducting, motor

Rotate, (voltage flows to current protector, motor L by key switch system " K " (UNLOCK PUSHSWITCH 22E05NL) ₂Common point and normally closed point, Q ₂To R ₄The line of fall.Current protector P.T.C. (POSITIVE TEMPERATURE COEFFICIENTTHERMISTOR) is provided with C.P.=CONSTANT POTENTIAL/U090-1.8A.-30V. when bail or excess load; machinery can not be finished the action of a circle forward; if the time surpassed for 10 seconds; current protector C.P. meeting automatic disconnection master; be not damaged with holding circuit and element; (" K " pulls) is because the conversion of current protector C.P. moment current potential when pressing the reversing key; current protector C.P. is restored, and stapler can continue operation again.Filter circuit is by C ₅(47 μ F/16V) electrochemical capacitor, D ₂(DIODE IN4148) diode is formed, C ₅The effect of time-delay is arranged, work as C ₁(47 μ F/16V) discharge is by C ₅Absorb (charging) if C ₁Discharge faint, C ₅Undercharge can be to R ₂(1K Ω) resistive square is to release, if C ₁Discharge is enough, C ₅The electric weight that absorbs is to R ₂Direction discharges, and circuit plays the effect that triggers locking.L ₂The action of switch is to be mounted on eccentric the pressing that motor drives and to move.Work as C ₁Discharge makes Q ₁, Q ₂During conducting, motor operation makes L when eccentric wheel rotates ₂Common point make war when connecting with normal, voltage can be by key switch " K ", current protector C.P., L ₂Common point forms the loop of motor running to normal battle of ground connection.When machinery was finished a circle action, eccentric wheel unclamped L ₂, L ₂Common point and normally closed point restore again, although C ₅On voltage do not put as yet, all can be through D ₂, Q ₄(Q ₄=LM9014C TRANSISTOR) triode lands.Since the moment of execution, L ₂Common point produces momentary pulse, and pulse signal is through C ₂(100 μ F/16V) electrochemical capacitor R ₆(1K Ω) resistance and R ₇(1K Ω) electric resistance partial pressure, and make Q ₄Substrate has voltage to make Q ₄Conducting.Scram circuit is by Q ₃(S8550D TRANSISTOR) triode, Q ₄(LM9014 TRANSISTOR) triode, Q ₅(S8550D TRANSISTOR) triode, C ₂(100 μ F/16V) electrochemical capacitor, R ₅(100 Ω) resistance, R ₆(1K Ω) resistance, R ₇(1K Ω) resistance is formed, and works as L ₂The moment of restoring, pulse voltage is through C ₂, R ₆, R ₇Dividing potential drop makes Q ₄Conducting is because Q ₄Conducting, Q ₃, Q ₅Also conducting simultaneously, Q ₃, Q ₅On voltage to L ₂Normally closed some stream, the voltage on the motor is to L ₂Common point, normally closed some stream are just collided, and make motor and do not shut down at once owing to there is loop voltage.Reversing key function: when bail or excess load, machinery can not be finished the action of a circle forward, can promptly press (K system) reversing key, makes the machinery reversing finish a circle action.The present invention is provided with anti-interference capacitor C ₄(0.1 μ F/50VCERAMIC) ceramic condenser; The spark that sends when motor operation can not disturb other electric equipment products.As shown in Figure 9, on the basis of Fig. 8, set up low electric bright lamp LED (LIGHT EMITTINGDIODE) indicating circuit: when cell voltage is lower than 4.5V, have the indication of red LED (light emitting diode) lamp, expression electric weight deficiency.Circuit is by R ₈(7.5K Ω) resistance, R ₉(15K Ω) resistance, R ₁₀(47K Ω) resistance, R ₁₁(510 Ω) resistance, ZD ₁(HZ5Cl-0.5WZENER DIODE) Zener, C ₆(47 μ F/16V) electrochemical capacitor, Q ₆(LM9014C) triode Q ₇(LM9014C) triode and JKL03441 LED (light emitting diode) form.

Claims

1, a kind of electronically controlled stapler comprises base surface, fuselage, the cutter head frame, blade, nail groove, nail groove cover and compression spring etc., it is characterized in that at base surface microswitch being housed, microswitch drives a drive motor, and drive motor is connected with geared system, geared system drives an eccentric wheel apparatus, optical axis on the eccentric wheel apparatus is inserted in the groove that rolling ring is inserted in lever again, and leverage drives blade, and blade places in the nail groove cover slidably.

2, electronically controlled stapler according to claim 1, it is characterized in that forming eccentric wheel apparatus by gear wheel (28), gear cap (29), rolling ring (31) and optical axis (30), cam structure is formed at the center of gear wheel (28) center and rolling ring, its driving link is the gear (26) of geared system, and its driven member is a leverage.

3, electronically controlled stapler according to claim 2, it is characterized in that gear (26) interlock gear wheel (28), be combined into driving link behind gear wheel (28), gear cap (29) and optical axis (30) close-fitting, rolling ring (31) is loose fit with optical axis (30), and optical axis (30) also is loose fit with lever (68).

4, electronically controlled stapler according to claim 1, it is characterized in that optical axis (63) and rolling ring (31) are formed behind (60) before leverage is by lever (68), cutter head frame cushion rubber (65), cutter head, the cutter head, an end of lever (68) by cutter head after optical axis (63) be fixed on (60) before the cutter head; Lever (68) fulcrum is inserted in the groove of lever (68) by two hole axles (66) and cutter head frame cushion rubber (65) rolling ring.

5, electronically controlled stapler according to claim 1 is characterized in that following closely compression spring (55) is housed between groove cover (46) and the base surface (10).

6, electronically controlled stapler according to claim 1, the optical axis (49) that it is characterized in that following closely groove cover (46) is pushed down binary spring (51), and binary spring (51) is enclosed within on the optical axis (52).

7, electronically controlled stapler according to claim 1 is characterized in that by microswitch (L ₁) and resistance (R ₁100 Ω), electrochemical capacitor (C ₁47 μ F/16V) form starting circuit, resistance (R ₁) and microswitch (L ₁) normally closed point and common point and electrochemical capacitor (C ₁) connect and be connected to (the IC of mu balanced circuit ₂) on; Microswitch (L ₁) normally opened contact connect the resistance (R accept circuit ₂, R ₂) connection triode (Q ₁, Q ₂), triode (Q ₁, Q ₂) export through quick-action switch (L ₂) the connection drive motor; The direct current source(-)holder is provided with anti-artificial short-circuiting means, electrochemical capacitor (C ₅), diode (D ₂) form and trigger locking release circuit.

8, according to claim 1 or 7 described electronically controlled staplers, it is characterized in that a current protector (PTC), key switch (K) and quick-action switch (L ₂) common point connect with drive motor to normal the battle; One by triode (Q ₃, Q ₄, Q ₅) and quick-action switch (L ₂) the scram circuit formed of the normally closed point of common point in parallel with drive motor.

9. according to claim 1 or 7 described electronically controlled staplers, it is characterized in that one by resistance (R ₈); Resistance (R ₉); Resistance (R ₁₀); Resistance (R ₁₁); Zener (ZD ₁); Electrochemical capacitor (C ₆); Triode (Q ₆); Triode (Q ₇) and the bright lamp of low electricity (LED) indicating circuit of (LED) forming in parallel with battery supply.