CN2764584Y

CN2764584Y - Segmented punching and perforating machine

Info

Publication number: CN2764584Y
Application number: CN 200520038886
Authority: CN
Inventors: 黄建凯
Original assignee: SHANGHAI GENMES OFFICE PRODUCTS CO Ltd
Current assignee: SHANGHAI GENMES OFFICE PRODUCTS CO Ltd
Priority date: 2005-01-12
Filing date: 2005-01-12
Publication date: 2006-03-15
Anticipated expiration: 2015-01-12

Abstract

The utility model relates to a segmented punching and perforating machine which comprises a base, a plurality of punching seats, a handle seat and a plurality of ratchet assemblies, wherein the punching seats are positioned on the base and are respectively provided with a transmission gear which can be meshed with a sliding seat of which the bottom end is provided with a perforating knife tool to do longitudinally slide. The handle seat and the transmission gears of the punching seats are coaxially and pivotally arranged; the ratchet assemblies are respectively provided with a perforating ratchet pawl, a return ratchet pawl and a ratchet gear wheel, and the ratchet assemblies are respectively arranged on the handle seat opposite to the transmission gears; the exertion of the handle seat can respectively pass through the perforating ratchet pawls and the return ratchet pawls and is transmitted at a proper time by the ratchet gear wheel and acts on the transmission gears, and thus the segmented punching of the punching knife tool can be operated by pressing and clamping in smaller magnitude so as to obtain the efficacies of convenient operation and labor saving.

Description

Segmented punching puncher

Technical field

The utility model relates to a kind of puncher.

Background technology

General paperwork and data filing, often need to use puncher to establish hole in the paper upper punch, order and receive and keep in order to loose-leaf binder, traditional puncher, see also Fig. 1,2, consist predominantly of a base 1, base 1 top is equiped with plural punching seat 2, respectively having one on this punching seat 2 is subjected to handle base 3 to pull the travelling gear 4 of rotation, the sliding spacing bottom tool punching cutter 5 that has of embedding more on it, top tool tooth row 6 can be subjected to travelling gear 4 engaged transmission to make the sliding seat 7 of straight skidding up and down, when making paper 8 be arranged on the base 1 of punching cutter 5 belows, can press this handle base 3, make the tooth row 6 of this sliding seat 7 of travelling gear 4 driven in synchronism by switching, and the punching cutter 5 of sliding seat 7 belows is driven downwards indirectly, can be and set out for the hole of bookbinding in paper 8 upper punches.

The structural design of general puncher, the user promptly must finish the punching operation in once pulling the operation of pulling, therefore, for the paper of guaranteeing any thickness all can be finished in one-off hole-piercing smoothly, the original position before its handle base 3 is pulled and the angle of base 1 end face must be adopted the wide-angle design that surpasses 90 degree usually, but, should surpass the operation of 90 degree angles and big switching amplitude, for the user, because the time of the application of force is long continuously, and the enough application of forces of all essential maintenance in whole stroke, adding needs continuous conversion application of force direction, therefore, the shortcoming of operation inconvenience and effort is arranged not only, more normal injured because of the improper wrist that causes of the continuous application of force, the quality of punching also is difficult to keep; In addition, when the punching seat 2 of general puncher is increased, maybe can increase the switching stroke of handle base 3, make angle between its original position and base 1 end face less than 90 degree, but punching seat 2 is increased, its whole scantling of start relatively certainly will increase with the volume of timber, and the cost of manufacturing of puncher will be improved relatively, so should design also desirable not to the utmost.

Summary of the invention

The utility model technical issues that need to address have provided a kind of segmented punching puncher, are intended to address the aforementioned drawbacks.

In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions:

The utility model, include a base, plural punching seat, leader's seat and plural ratchet assemblies, described punching seat is to be positioned at the sliding seat straight skidding that respectively is provided with the engageable start one bottom tool perforating cutting tool of a travelling gear on the base, handle base is to be pivoted with the travelling gear of punching seat is coaxial, described ratchet assemblies respectively has punching ratchet, a return ratchet and a ratchet-gear wheel, be installed in respectively on the handle base of relative travelling gear, make the application of force of handle base can be respectively see through punching ratchet and return ratchet through the in good time transfer function of ratchet-gear wheel on travelling gear.

Compared with prior art, the beneficial effects of the utility model are:

Can make handle base be operated the punching of punching cutter segmented, and then reach easy to operate, labour-saving effect with pressing of less switching amplitude.

Description of drawings

Fig. 1 is the generalized section of traditional puncher punching transmission.

Fig. 2 is the start generalized section of traditional puncher punching transmission.

Fig. 3 is an outward appearance constitutional diagram of the present utility model.

Fig. 4 is a sectional perspective exploded view of the present utility model.

Fig. 5 A～F is segmentation punching of the present utility model and homing action schematic diagram.

The specific embodiment

See also Fig. 3,4, a kind of preferred embodiment of the present utility model, this puncher consists predominantly of a base 10, plural punching seat 20, leader's seat 30 and plural ratchet assemblies 40; Wherein:

This base 10 is a platform pedestal, and end face can be put for the paper of desiring punching, and one side then buckle is positioned with an appearance bits box 11;

These punching seats 20 are to include a body 21, a sliding seat 22, a travelling gear 23, a punching cutter 24, a paper-weight 25, a holder 26, a punching block set 27 and a sheath 28 respectively; This body 21 is to be suitable hollow form and to set firmly mutually with base 10, be formed with a circular through slot 211 in this two corresponding side plates top, engrave in the front side board appropriate location and to be provided with a breach 212 and to be connected with through slot 211, engrave in the nearly breach of front side board 212 belows in addition and be provided with a crumb mouth 213, be provided with a return piece 214 in the place, rear of the nearly through slot 211 of two corresponding side plates; This sliding seat 22 is to be positioned at body 21 front side board places, and its rough proximal portion is installed with winding has a vertical tooth row 221 relative with the breach 212 of body 21, and forms an inlay card buckling parts 222 in the front side, bottom; This travelling gear 23 is to be contained in the through slot 211 of body 21, and central authorities are subjected to 231 of axles to set the position, and its periphery wall forms the grinding tooth 232 of the half-turn of having an appointment in addition, and transmission can be meshing with each other in the tooth row 221 on breach 212 places and the sliding seat 22; This punching cutter 24 is provided with can be the from top to bottom movable knife bar 242 that is plugged on the knife bar holder 241 of a knife bar holder 241 and, simultaneously, these knife bar holder 241 movable buckles are positioned the buckling parts 222 of sliding seat 22 bottoms, make this knife bar holder 241 can also can reach the more function of changing knife rod 242 with sliding seat 22 displacement starts together with knife bar on it 242; This paper-weight 25 is can lock to be linked to front side, sliding seat 22 bottom appropriate location, and its bottom two sides respectively are provided with a pressing plate 251 that can be compressed by elastic telescopic up, but elasticity is pressed against on the paper of desiring punching; This holder 26 generally takes the shape of the letter U tabular, locking links after can sheathedly from front to back being coated on body 21 front sides and two avris positions, make sliding seat 22 be limited in holder 26 and the upper and lower length travel of body 21 front side intercropping, and holder 26 2 side plate appropriate locations are respectively engraved the through slot 211 corresponding connections that are provided with a circular hole 261 and body 21 by nested; This punching block set 27 is to be suitable hollow form, can sheathedly from top to bottom be coated on the outside back of holder 26 and locate with base 10 relative buckles, and two side plate appropriate locations is respectively engraved the circular hole 261 corresponding connections that are provided with a through hole 271 and holder 26; This sheath 28 is to buckle to set to be positioned at position, front side, punching block set 27 bottom, to avoid knife bar 242 toward bottom offset, to reach protective effect;

This handle base 30 is to include a holding rod 31, two side poles, 32, one middle pole 33 and six pawl seats 34; Holding rod 31 is available for users to grip the application of force; One end of these side poles 32 is to be locked in holding rod 31 2 ends respectively; Middle pole 33 1 ends are to be connected by an engaging lever 35 and two side poles 32, and it is to have provided a slotted eye 321,331 respectively that these side poles 32 are held two sides in addition with middle pole 33; These pawl seats 34 are nested respectively slotted eye 321,331 places that are covered in these side poles 32 and middle pole 33 2 sides, and the inner side edge of slotted eye 321,331 respectively is concaved with a tank 341 relatively, and these tank 341 all sides two are slightly respectively established a pawl slot 342 in relative approximately position;

Plural number ratchet assemblies 40 is 23 of travelling gears that are installed in handle base 30 and each punching seat 20 respectively, respectively includes a ratchet-gear wheel 41, punch ratchet 42, a return ratchet 43 and two springs 44; Ratchet-gear wheel 41 is can be placed in the tank 341 of each handle base 30 side pawl seats 34 inboard, and the axle 231 that is subjected to punching seat 20 stretch through the axle establish, and by the binding that stretches through mutually of two dowels 45 travelling gear 23 relative with each, the outer peripheral edges predetermined position of this ratchet-gear wheel 41 is formed with two in the same way first section ratchet 411, second section ratchet 412 and reverse return ratchets 413 more respectively in addition; This punching ratchet 42 is that inversion axis is located in the ratchet tank 342 of each pawl seat 34 respectively with return ratchet 43 1 ends; These springs 44 are to be installed in each ratchet tank 342 and the relative punching ratchet 42 and the free end of return ratchet 43 respectively, make this punching ratchet 42 and the free end of return ratchet 43 be pressed against on the ratchet-gear wheel 41 by spring 44 restoring force effect elasticity, more can be in good time and first section ratchet 411, second section ratchet 412 and return ratchet 413 interact, the return piece 214 of above-mentioned punching seat 20 bodies 21 sides, roughly be to be positioned at ratchet-gear wheel 41 all sides, when this punching ratchet 42 must be rotated with pawl seat 34, can touch return piece 214 in good time and pushed aside, and be returned to contact position with first section ratchet 411.

What need special instruction is that present embodiment can fill up the distance piece 46 of establishing binding one suitable thickness again at each ratchet-

gear wheel

41 and 23 of travelling gears, and the thickness of each ratchet-gear wheel 41 is reduced; In addition, the tooth row 221 on corresponding ratchet-gear wheel 41 of travelling gear 23 of the present utility model and two sides and the sliding seat 22 is to be respectively integrated solid memder, and also can be coincided mutually by most lamellar bodies links.

It more than is the general introduction of structure, the position of each member of the present utility model and the relation that is connected to each other; Next effect being reached in action of the present utility model and expection is described below:

See also Fig. 5 A, during the operation of the utility model puncher, can will desire paper 50 placement positioning of punching on the platform end face of base 10 earlier, pull pressure downwards with the holding rod 31 that holds handle base 30 again, because this handle base 30 is when original position, the punching ratchet 42 terminal claws of its ratchet assemblies 40 are to first section ratchet 411 position that only is snapped at ratchet-gear wheel 41, therefore, when this handle base 30 during by switching down, shown in Fig. 5 B, punching ratchet 411 on it just can forward push against start ratchet-gear wheel 41, interlock passes travelling gear 23 rotations one predetermined angular simultaneously, and then engagement start sliding seat 22 downward slippage one distances, make the punching cutter 24 of sliding seat 22 bottoms carry out first section punching downwards and to the paper on the base 10 50 with it; When being horizontal Deng punching to handle base 30, the user can upwards turn back handle base 30 again, make originally and be able to along the reverse slippage of the exterior contour of ratchet-gear wheel 41 to the punching ratchet 42 terminal claws that terminate on 41 first sections ratchets 411 of ratchet-gear wheel, shown in Fig. 5 C, and support mutually with second section ratchet 412 immediately and end interlock, then, the user just can make to pull for the second time pressure downwards with handle base 30 again, second section ratchet, the 412 interlock travelling gears 23 that punching ratchet 42 can be seen through on the ratchet-gear wheel 41 rotate predetermined angulars, shown in Fig. 5 D, and then engagement start sliding seat 22 downward again slippage one segment distances, make the punching cutter 24 of its below on paper 50, carry out second section punching, and finish the punching operation smoothly; After finishing Deng punching, the user can take advantage of a situation handle base 30 is upwards turned back, make the claw of return ratchet 43 ends be able to only support successively and the return ratchet 413 of start ratchet-gear wheel 41, make ratchet-gear wheel 41 be replied the rotation predetermined angular, shown in Fig. 5 E, what need pay special attention to is, because this punching ratchet 42 is during this rotating latter end, its terminal claw is outwards replaced by return piece 214 just can push aside, shown in Fig. 5 F, therefore, the user only needs handle base 30 switching one idle stroke by a small margin down again, can make punching ratchet 411 support non-return and be positioned at first section ratchet 411 position of ratchet-gear wheel 41, and finish the homing action of ratchet assemblies 40, in order to punching operation next time.

At last, characteristic of the present utility model and the arrangement of attainable effect is as follows:

1, because the utility model can segmentation switching operation and punching, add that the switching angle of each section is little, stroke short, therefore, whole punch operation is very convenient, laborsaving, and is especially more obvious for a long time when the paper number, is the design of a hommization in fact;

2, as mentioned above, because that the utility model is adopted segmented is easy to operate and laborsaving, so can further guarantee the quality of paper punching.

3, because the utility model is to adopt the segmented operation, therefore, need not increase the height of punching seat fully, make it can possess smaller volume, and help manufacturing and packing, reduce according to this and manufacture cost.

The above only is of the present utility model one preferable possible embodiments, so the equivalent structure that all application the utility model are done changes, ought to be included in the claim protection domain of the present utility model.

Claims

1, a kind of segmented punching puncher is characterized in that: include at least:

One base is a platform pedestal, and end face can be put for the paper of desiring punching;

Plural number punching seat is to be installed in the base top respectively, and each is provided with a travelling gear, and embedding is sliding respectively spacingly has one can be subjected to the travelling gear engagement to make the sliding seat of straight skidding, but also is provided with the punching cutter of a paper supply Zhang Chongkong below the described sliding seat;

Leader's seat, its predetermined position are pivoted with the travelling gear of each punching seat is coaxial respectively;

Making the plural ratchet assemblies that active force can be transmitted on the travelling gear in good time or formation is dallied of handle base, is to be installed in respectively between the travelling gear of handle base and each punching seat.

2, segmented punching puncher according to claim 1, it is characterized in that: described ratchet assemblies respectively includes a ratchet-gear wheel, an one punching ratchet and a return ratchet, described punching ratchet and return ratchet one end are that inversion axis is located at two all sides of the set tank in the corresponding side of each handle base respectively, described ratchet-gear wheel is then ccontaining to be located in each tank, and link mutually with travelling gear, its all side predetermined position is formed with two in the same way first section ratchet more respectively, a second section ratchet and a reverse return ratchet, make the described punching ratchet can be earlier with the handle base start, back interlock promotes first, two sections ratchets, ratchet-gear wheel is suitably rotated, and sectional formula start punching cutter, described return ratchet then can promote the return ratchet with the in good time interlock of handle base start, and the ratchet-gear wheel reverse rotation is resetted.

3, segmented punching puncher according to claim 2, it is characterized in that: described punching seat is to be respectively equipped with a return piece with respect to the perisporium edge predetermined position of these ratchet-gear wheels, make the punching ratchet can be in good time and the return piece touch and pushed aside, and restorable arrives the contact position with first section ratchet.

4, segmented punching puncher according to claim 2, it is characterized in that: the terminal claw of described punching ratchet and return ratchet is subjected to the spring action in the tank respectively, and elasticity is pressed against the perisporium edge of ratchet-gear wheel.

5, segmented punching puncher according to claim 2 is characterized in that: described travelling gear and ratchet-gear wheel are can be respectively most lamellar bodies to coincide mutually and link.

6, segmented punching puncher according to claim 1, it is characterized in that: the punching cutter of described punching seat also includes can be the from top to bottom movable knife bar that is plugged on the knife bar holder of a knife bar holder and respectively, and, the movable buckle of described knife bar holder is positioned on the buckling parts of front side, sliding seat bottom, make the described knife bar holder can be with sliding seat displacement start together with knife bar on it, and replaceable knife bar.

7, segmented punching puncher according to claim 1, it is characterized in that: described punching seat is to include the body that without exception is hollow form, its two corresponding side plates top is formed with a circular through slot, and engrave in the front side board appropriate location and to be provided with a breach and to be connected with through slot, travelling gear can be stretched through with an axle to be located between each body two through slot, described in addition sliding seat is to be positioned at body front side board place, its rough close top end winding is installed with a vertical tooth row, the breach and the travelling gear that just can see through body are meshing with each other, position, described again body front side is coated by a holder to link, make this sliding seat can be in body and holder intercropping, following straight skidding, and described holder two sides are to engrave the corresponding connection of through slot that is provided with a circular hole and body respectively.

8, segmented punching puncher according to claim 7 is characterized in that: the rough grinding tooth that is formed with the transmission that just can be meshing with each other with the toothrow on the sliding seat of half-turn of the periphery wall of described travelling gear.

9, segmented punching puncher according to claim 7 is characterized in that: described tooth row is can be respectively most lamellar bodies to coincide mutually and link.

10, segmented punching puncher according to claim 7, it is characterized in that: the front side, sliding seat bottom of described this punching seat also locks a paper-weight is arranged, and paper-weight bottom two sides respectively are provided with one and can be pressed against the pressing plate of desiring the punching paper with elasticity by what elastic telescopic up compressed.

11, segmented punching puncher according to claim 7, it is characterized in that: the holder outside of described punching seat is from top to bottom to be arranged with a punching block set, described punching block set bottom buckle again is positioned the relative position of base, and described these punching block set two side plate appropriate locations are also engraved the corresponding connection of circular hole that is provided with a through hole and holder respectively in addition.