CN2425753Y

CN2425753Y - Driving delay stop device for paper shredding machine

Info

Publication number: CN2425753Y
Application number: CN 00233217
Authority: CN
Inventors: 张应升
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-05-17
Filing date: 2000-05-17
Publication date: 2001-04-04
Anticipated expiration: 2010-05-17

Abstract

The utility model relates to a driving delaying and stopping device for paper cutting machines, which is mainly composed of a plurality of projecting rods arranged on a transverse rod. The projecting rods comprises a paper feeding deflector rod arranged at one side of a paper inlet, a switch pressure lever arranged at the other side of the paper inlet, a buckling and stopping deflector rod and a resetting deflector rod, and the paper feeding deflector rod, the switch pressure lever, the buckling and stopping deflector rod and the resetting deflector rod respectively interacts with a control cylinder. An Elastic arm is used for corresponding to and controlling a microswitch, the buckling and stopping deflector rod is used for controlling a delaying drawing piece, a resetting deflector rod is used for corresponding to and controlling the delaying drawing piece, and thereby, a period of time continuous drive can be maintained. Thus, a piece of paper can completely be bite and pulverized, and the processing of the confidential documents can be protected.

Description

The driving of shredder postpones arresting stop

The utility model relates to the deferred mount that an interlock is set at shredder, especially a kind of scraps of paper can insertions of finger carried out the shredded paper action between the break bar axle, so that can keep the lasting driving of a period of time when finishing, and the driving of a kind of shredder of the fragmentation of effectively scraps of paper being nipped fully postpones arresting stop.

In the prior art; the data shredder that avoids leaking and design for the protection paper surface; generally see through the gear set drive hobboing cutter, the blade (pointed tooth or zigzag) of hobboing cutter is nipped paper and be chopped into fine strip shape or fragment shape by CD-ROM drive motor; but; the type of drive of general shredder is after the scraps of paper insert the paper inlet of shredder, utilizes the gravity pressure touch micro switch after the insertion of the scraps of paper; and then the startup power supply, rotation motor drives break bar and bites paper and fragmentation.But, when paper is bitten to the end, the pressure touch amount that paper gravity is produced reduces gradually and even disappears, because of between microswitch and shredded paper break bar, still having a segment distance, as paper as yet not by complete fragmentation, motor promptly stops to drive, paper can keep one section not fragmentation partly near paper inlet, when treating next time fragmentation again, also need the CD-ROM drive motor just can be by the fragmentation of nipping, around here, the local not data of fragmentation fully, secret is leaked, and exist shredded paper bits between break bar to hinder to go into the smooth and easy of paper action next time.

Hence one can see that, want the complete fragmentation of paper, the Starting mode of touching microswitch with paper is not enough, reason also because of: microswitch is located at the top, the shredded paper break bar below, there is suitable distance between the two, this distance promptly is that paper keeps one section not reason of fragmentation, and mechanism's environmental condition also can't change, therefore, have only the driving time that prolongs break bar, could be with the complete fragmentation of the scraps of paper.

In addition, at present in order to solve said motor delay voltage, there be a kind of control with electronic component by circuit board (PCB) fully to reach, cost height not only, and in a single day electronic component breaks down, need to upgrade the entire circuit plate, to manufacturer or consumer's maintenance service in the future or long-term all very big problems of existence of using.

The purpose of this utility model is: provide a kind of scraps of paper that make to insert its paper inlet after touching microswitch, hobboing cutter can be with scraps of paper fragmentation, when microswitch is not touched by scraps of paper pressure, still can keep the driving of one section appropriate time, surplus paper can be nipped fully and fragmentation or withdraw from fully, and the driving that the shredded paper bits are discharged the shredder of break bar is postponed arresting stop.

The purpose of this utility model is achieved in that a kind of driving of shredder postpones arresting stop, it is paper inlet place at shredder, be provided with one and drive the delay arresting stop, this device mainly comprises delay driving lever, drive rod, microswitch, application cylinder, it is characterized in that: above-mentioned delay dialing part is made of the pole that a cross bar is provided with some projections, it comprise be positioned at paper inlet one side go into the paper driving lever, switch depression bar, the button that is positioned at opposite side ends driving lever and a driving lever that resets and produces interactive with microswitch and application cylinder respectively; The end of above-mentioned application cylinder is provided with a slip end face, this slip end face is provided with a breach, in order to elastic arm corresponding and the control microswitch, be provided with the button bar of a projection in the middle of the application cylinder, button in order to correspondence and control lag dialing part ends driving lever, the another side of application cylinder in conjunction with a slice can unidirectional springing spring bearer plate, in order to the driving lever that resets of correspondence and control lag dialing part.

The utility model further specifies by the following drawings and embodiment:

Fig. 1, be stereogram of the present utility model.

Fig. 2, be three-dimensional exploded view of the present utility model.

Fig. 3, be vertical view of the present utility model.

Fig. 4, be the utility model principal character stereogram () partly.

Fig. 5, be the utility model principal character stereogram (two) partly.

Fig. 6, be the utility model principal character stereogram (three) partly.

Fig. 7, be the utility model principal character stereogram (four) partly.

Driving referring to Fig. 1,2, a kind of shredder postpones arresting stop, wherein, the kneader knife wheel shaft 14 that is coated by support 1 stretches out outside the support 1, this axle head is provided with a belt grooves 141, utilize on the belt pulley 152 of a belt 13 interlock to drive rods 15, this drive rod 15 is by 112,113 supports of 11 the extended bracing struts in support 1 seat of honour, drive rod 15 is provided with integrated locating wheel 151, makes on bracing strut 112,113 location and galloped by belt 13 and rotate; The end of drive rod 15, with the sheathed application cylinder 16 of little friction, the rotation of this application cylinder 16 with stop, be to be used for controlling one to postpone a dialing part 2 and a microswitch 3, this delay dialing part 2 and the microswitch 3 that is connected with main circuit are located between paper inlet 12 1 sides and application cylinder 16 at the support seat of honour 11.Basically, in case there are the scraps of paper to insert this paper inlet 12, what will press down this delay dialing part 2 goes into paper driving lever 21, make switch depression bar 22 perks that postpone dialing part 2 opposite sides, and then the elastic arm 31 of pressure touch micro switch 3, starter drives break bar axle 14, to carry out the shredded paper operation.

Articulated by the bearing block 111 at support 1 seat of honour 11 referring to Fig. 3,4, delay dialing part 2, it is formed in the pole that a cross bar 20 is provided with some projections, comprise be positioned at paper inlet 12 1 sides go into paper driving lever 21, switch depression bar 22, the button that is positioned at opposite side ends driving lever 23 and the driving lever 24 that resets produces interactive with microswitch 3 and application cylinder 16 respectively; Wherein the end of application cylinder 16 is provided with a slip end face 161, this slip end face 161 is provided with a breach 19, in order to elastic arm 31 corresponding and control microswitch 3, be provided with the button bar 17 of a projection in the middle of the application cylinder 16, button in order to correspondence and control lag dialing part 2 ends driving lever 23, the another side of application cylinder 16 in conjunction with a slice can unidirectional springing spring bearer plate 18, with the driving lever 24 that resets of correspondence and control lag dialing part 2.

Insert from paper inlet 12 referring to Fig. 5, when the scraps of paper, going into paper driving lever 21 will press down and make switch depression bar 22 perks that postpone driving lever 2 opposite sides, and then the elastic arm 31 of pressure touch micro switch 3, (annotate: the elastic arm 31 of microswitch 3 is closed when jumping into the breach 19 of application cylinder 16 from breach 19 rises to make elastic arm 31, if resting on 161 of slip end faces is opening), can break bar axle 14 be driven starter, to carry out the operation of shredded paper; At this moment, belt 13 will drive drive rod 15 and application cylinder 16, and application cylinder 16 is rotated, and fastener 17 ends driving lever 23 because of rotation touches button, but in the shredded paper process, because paper is oppressing paper driving lever 21, button ends driving lever 23 and is the perk state; And keep the application cylinder 16 of little friction with drive rod 15, stagnate (going into the pressure of letterweight power) greater than application cylinder 16 because of being subjected to resistance, when the scraps of paper are nipped and fully by paper inlet 12, its pressure of going into paper driving lever 21 disappears, button ends driving lever 23 and can be depressed by button bar 17, at this moment, because switch depression bar 22 also thereby move down, the elastic arm 31 of microswitch 3 ought to be replied and the stop of cutting off the power supply, but in fact, elastic arm 31 moves to slip end face 161 from breach 19 places of application cylinder 16, so microswitch 3 still pressurized touches and at starting state, so continuing to drive application cylinder 16, drive rod 15 replys rotation by stagnation, elastic arm 31 promptly abuts on the slip end face 161, and tube 16 to be controlled rotates and makes elastic arm 31 jump into breach 19 (returning back to Fig. 4 state by Fig. 5), and microswitch 3 just really stops motor and drives, between this section was rotated, the shredded paper break bar was about to that surplus paper can all be nipped and fragmentation fully.

Referring to Fig. 7, in the time of need moving back the paper action when meeting with holding paper, the switch on shredder surface can be done to reverse the switching that drives, drive rod 15 drives application cylinder 16 reverses because of reversing, see through spring bearer plate 18 cards and end, make the elastic arm 31 of switch depression bar 22 pressure touch micro switch 3, make application cylinder 16 stop and drive rod 15 keep idle running in the end that resets driving lever 24, because of microswitch 3 continues starter, break bar axle 14 is driven to move back paper work; In this process, because paper is oppressing paper driving lever 21, button ends driving lever 23 and is the perk state, ends driving lever 23 so button bar 17 can't touch button; When the scraps of paper withdraw from the shredded paper hobboing cutter, its pressure of going into paper driving lever 21 disappears, the driving lever 24 that resets can be dialled on the spring bearer plate 18, at this moment, because switch depression bar 22 moves down, the elastic arm 31 of microswitch 3 ought to be replied and the stop of cutting off the power supply, but in fact, elastic arm 31 moves to slip end face 161 from breach 19 places of application cylinder 16, so microswitch 3 still pressurized touches and at starting state, so continuing to drive application cylinder 16, drive rod 15 replys rotation by stagnation, elastic arm 31 promptly abuts on the slip end face 161, and tube 16 to be controlled rotates and makes elastic arm 31 jump into breach 19 (returning back to Fig. 6 state by Fig. 7), and microswitch 3 just really stops motor and drives, between this section was rotated, the shredded paper break bar can all withdraw from surplus paper.

Claims

1, a kind of driving of shredder postpones arresting stop, it is paper inlet place at shredder, be provided with one and drive the delay arresting stop, this device mainly comprises delay driving lever, drive rod, microswitch, application cylinder, it is characterized in that: above-mentioned delay dialing part is made of the pole that a cross bar is provided with some projections, it comprise be positioned at paper inlet one side go into the paper driving lever, switch depression bar, the button that is positioned at opposite side ends driving lever and a driving lever that resets and produces interactive with microswitch and application cylinder respectively; The end of above-mentioned application cylinder is provided with a slip end face, this slip end face is provided with a breach, in order to elastic arm corresponding and the control microswitch, be provided with the button bar of a projection in the middle of the application cylinder, button in order to correspondence and control lag dialing part ends driving lever, the another side of application cylinder in conjunction with a slice can unidirectional springing spring bearer plate, in order to the driving lever that resets of correspondence and control lag dialing part.

2, the driving of shredder according to claim 1 postpones arresting stop, it is characterized in that: the end of above-mentioned drive rod, with the sheathed application cylinder of little friction, the rotation of this application cylinder with stop, be to be used for controlling one to postpone a dialing part and a microswitch, this delay dialing part and the microswitch that is connected with main circuit are located between paper inlet one side and application cylinder at the support seat of honour.

3, the driving of shredder according to claim 1 postpones arresting stop, and it is characterized in that: the elastic arm of above-mentioned microswitch is closed when jumping into the breach of application cylinder, then is opening if rest on the slip end face.