CN2510256Y

CN2510256Y - Improved structure of perforating machine

Info

Publication number: CN2510256Y
Application number: CN 01270641
Authority: CN
Inventors: 林建福
Original assignee: Lv Hongzhou
Current assignee: Lv Hongzhou
Priority date: 2001-11-13
Filing date: 2001-11-13
Publication date: 2002-09-11
Anticipated expiration: 2011-11-13

Abstract

The utility model relates to a modified structure drilling machine, The diverging end of the round-hole tool edge on the drilling machine tool group is formed to be acute angle status, in addition, the tool groups are installed on the two sides of the drilling machine body, then the two tool groups have potential difference of height, when drilling the round-hole tool installed on the higher position of the drilling machine body will drill firstly, then the other round-hole tool will drill in sequence, the drilling resistance can be dispersed by the order of drilling, for the diverging end of the round-hole tool edge on the drilling machine tool group is formed to be acute angle status, the resistance of drilling is smaller, which is beneficial to the smooth of drilling.

Description

The improvement structure of puncher

Technical field

The utility model relates to a kind of improvement structure of puncher, more specifically, is a kind of improvement structure that reduces the puncher of suffered resistance when punching.

Background technology

Puncher commonly used, when paper is put into the punching breach of puncher with the position of institute's desire punching, the stressed start of pressing plate that is hubbed on this puncher body can drive two circular hole cuttves, and paper is oppressed by this two circular holes cutter edge of a knife end, then paper can be got hole in the position of institute's desire punching, should seem the effect that is enough to solve the paper punching by puncher commonly used as can be known by above-mentioned puncher punching action, but in fact still defectiveness exist, its defective is:

General puncher is made the obtuse angle shape with circular hole cutter edge of a knife end, make that the circular hole cutter edge of a knife degree of depth is comparatively narrow and shallow, in case during the paper volume, the paper sheet thickness that is built up is higher than the degree of depth of the circular hole cutter edge of a knife, when punching, the paper that is higher than the circular hole cutter edge of a knife degree of depth can't be subjected to the cutting of the circular hole cutter edge of a knife, must depress pressing plate by force during use, make the circular hole cutter also by force run through the paper that is higher than the circular hole cutter edge of a knife degree of depth, so by force depress the damage that pressing plate causes puncher easily, for avoiding that puncher is damaged, then can't once the paper of volume be got hole, so once the paper that can punch is limited, the user must be divided into the paper of volume repeatedly punching, paper could be punched fully finishes, not only lose time and efficient not high.

Therefore, the utility model creator warp is detailed thinks funiculus, and accumulates exploitation and the research experience of being engaged in puncher and relative configurations for many years, several times manufactures experimently and studies, and develops a kind of improvement structure that reduces the puncher of suffered resistance when punching eventually.

Summary of the invention

The utility model main purpose, be to provide a kind of improvement structure of puncher, utilize two circular hole cutter edge of a knife ends on the puncher to open trouble and be shaped to acute angle angle state, and make this circular hole cutter that vertical parallax is arranged, to reduce and the pressure of dispersion puncher when punching, then can increase the paper that puncher once can punch, and increase efficient and save time.

An of the present utility model purpose is to provide a kind of improvement of puncher to construct, and utilizes the tool rest group slidably to be installed on this body and this support, can change the spacing of punching.

For achieving the above object, the technical solution adopted in the utility model is as follows:

A kind of improvement structure of puncher comprises:

One body, one-body molded on it have a bearing, and also form a plurality of ears and a plurality of space on this bearing;

Two circular hole cuttves are installed in this bearing space respectively movablely, and its edge of a knife all forms one and opens the trouble end;

One pressing plate is hubbed on this bearing, is subjected to start can drive this two circular holes cutter and does length travel move in this bearing space;

The edge of a knife of this circular hole cutter is opened the trouble end be shaped to acute angle angle state, open the groove that the trouble end then offers a desired depth vertically at this edge of a knife, and in this groove, can be equiped with an elastic parts again, utilize the chip removal that can carry out of the elastic restoring force of this elastic parts.

The use the beneficial effects of the utility model are: be shaped to acute angle angle state because the circular hole cutter edge of a knife is opened trouble, can increase the paper that puncher once can punch, and utilize the elastic parts of installing in the circular hole cutter, the paper scrap of extrusion paper hole is discharged, and can not allow the paper scrap that is extruded be blocked in the edge of a knife of this circular hole cutter, in addition by the lock pitch-row button established and be resisted against clip on the pillar of tool rest group pillar, can drive this tool rest group by this pitch-row button of pulling and on this body and this bearing, move, can change the spacing of punching.

Description of drawings

Graphic part:

Fig. 1 is the utility model three-dimensional exploded view;

Fig. 2 is that the utility model is implemented start reference diagram ();

Fig. 3 is that the utility model is implemented start reference diagram (two);

Fig. 4 is that the utility model is implemented start reference diagram (three);

Fig. 5 is another embodiment exploded view of the utility model;

Fig. 6 is another embodiment vertical view of the utility model.

The figure number part:

(1) body (11) bearing

(12) ear (13) space

(14) breach (15) locating slot

(2) tool rest group (21) pillar

(211) bolt (212) nut

(22) support chip (221) hole

(23) pad (24) pitch-row button

(3) circular hole cutter (31) annular groove

(32) C shape button (33) back-moving spring

(34) edge of a knife (35) is opened the trouble end

(36) groove (4) elastic parts

(41) incompressible (5) pressing plate

(51) stock (52) C shape button

(53) press strip (6) clip

(61) protuberance (62) fixed head

The specific embodiment

Reach technology, means and the effect thereof that above-mentioned purpose adopts for further understanding the utility model, exemplify two preferable feasible embodiment below and cooperate graphic detailed description.

The utility model first embodiment as shown in Figure 1, the improvement of puncher provided by the utility model structure is combined by a body 1, two tool rest groups 2, two circular hole cuttves 3, two elastic parts 4 and a pressing plate 5; Wherein:

This body 1 is a discoid body, is formed with a bearing 11 on it, and also forms four ears 12 and two spaces 13 on this bearing 11;

This two tool rests group 2, wherein this each tool rest group 2 is by a pillar 21, three support chips 22 and a pad 23 combine, and this two tool rests group 2 is installed in respectively in the space 13 of these body 1 bearing 11 moulding, and this three support chip 22 is installed on this pillar 21, wherein this pillar 21 utilizes a bolt 211 to cooperate a nut 212 to be locked, and a wherein support chip 22 of this three support chip 22 is installed in this pillar 21 upper ends, other two support chips 22 then are installed in the lower end of this pillar 21, and on this three support chip 22, respectively offer the hole 221 of a correspondence, in addition on this pillar 21, be equipped with a back-moving spring 33 in the lower end support chip 22, this pad 23 is installed between two support chips 22 of these pillar 21 lower ends in addition, makes this two support chip 22 have a spacing;

This two circular holes cutter 3, in the present embodiment this two circular holes cutter 3 is made into and do not wait long status, and be installed in the corresponding aperture 221 that three support chips 22 on this tool rest group 2 are offered in advance, and wore this back-moving spring 33, respectively be provided with an annular groove 31 on this circular hole cutter 3 in addition, and on this annular groove 31, be equipped with C shape button 32, allow this C shape button 32 can prop up an end of back-moving spring 33, back-moving spring 33 other ends then are subject to support chip 22, make this circular hole cutter 3 on this tool rest group 2, do length travel by this and do not break away from, and allow and to set back voluntarily behind these circular hole cutter 3 pressurizeds, at last these circular hole cutter 3 edges of a knife 34 are opened trouble end 35 and be shaped to acute angle angle state, open the groove 36 that trouble end 35 then offers a desired depth vertically at this edge of a knife 34, and this groove 36 is inner small and outside big groove 36;

This two elastic parts 4, in the present embodiment these two elastic parts, 4 one ends are made incompressible 41, be installed in respectively in the axial notch 36 of this circular hole cutter 3, make incompressible 41 of this elastic parts 4 groove 36 with this circular hole cutter 3 for closely to contact, allow and can not drop after these elastic parts 4 pressurized starts.

This pressing plate 5 utilizes a stock 51 to cooperate C shape button 52 to be hubbed in these body 1 bearing 11 ears 12, is subjected to start can drive this two circular holes cutter 3 and does length travel move in this two bearing 11;

The above is the correlation position and the architectural overview of the utility model first each main member of embodiment.

Secondly, again the operational motion principle of the utility model first embodiment is cooperated graphic detailed description as after, your juror phase makes to structure of the present utility model and feature further cognition and understanding to be arranged, as Fig. 2, Fig. 3, shown in Figure 4, when paper is put into the punching breach 14 of puncher with the position of institute's desire punching, pressing plate 5 is subjected to start to drive press strip 53 respectively with the start downwards in the support chip 22 of this two pillar 21 of this two circular holes cutter 3, and paper is oppressed by these two circular holes cutter, 3 edges of a knife, 34 ends respectively, then punch position that paper is desired can be got hole, identical, when the paper volume, with down start of pressing plate 5, because of the utility model the edge of a knife 34 of this circular hole cutter 3 is opened trouble end 35 and be shaped to acute angle angle state, make that circular hole cutter 3 edges of a knife 34 degree of depth are comparatively dark, and be deeper than punching breach 14 height of puncher, this circular hole cutter 3 can be got hole with the paper that is placed on puncher breach 14 completely by this, this pressing plate 5 is distinguished these circular hole cuttves 3 of start in addition, make the higher circular hole cutter 3 of installing will do the action of punching earlier, then and then another circular hole cutter 3 just can do the action of punching, so do the action of punching in regular turn, the resistance of punching can be disperseed, so can easily paper be got hole, and the paper scrap of the hole of getting can rest in the groove 36 of this circular hole cutter 3, and this paper scrap will compress this elastic parts 4, utilize the elastic principle of this elastic parts 4, the paper scrap that is blocked in these circular hole cutter 3 grooves 36 is discharged, so can make puncher do punching action next time.

And among the utility model second embodiment as Fig. 5, Figure 6 shows that the spacing that changes between each circular hole cutter 3, can be in a space 13 of 11 moulding of this bearing, enlarge the width in this space 13, and offer a locating slot 15 again at these 13 rears, space, be provided with a pitch-row button 24 and lock at movable tool rest group 2 pillars 21, in addition in these pillar 21 rear ends against a clip 6 is arranged, and one-body molded on this clip 6 have a protuberance 61, and this clip 6 is installed in this locating slot 15 by fixed head 62, makes that this clip 6 can be with these tool rest group 2 location.

By this, as changing the hole spacing that circular hole cutter 3 is got, can spur the pitch-row button 24 on these tool rest group 2 pillars 21, move in the space 13 of this expansion and drive this tool rest group 2, and this tool rest group 2 will stride across the protuberance 61 that is installed in clip 6 on the locating slot 15 when mobile, this clip 6 is because of having elasticity, but so these clip 6 protuberances 61 pressurizeds, and can restore to the original state behind the pressurized, these tool rest group 2 location can be lived after the reinstatement, utilize the method for operating of first embodiment again, can reach the spacing that changes hole.

At last, the utility model can install a knob (not shown) at the rear of this body 1 bearing 11 additional, rotate this knob and can limit this pressing plate 5 start spaces, make this body 1 and this pressing plate 5 form the assembled state that least takes up space, help convenience on the packaging.

In sum, the utility model is because of study the puncher structure carefully, open trouble by the circular hole cutter edge of a knife and be shaped to acute angle angle state, can increase the paper that puncher once can punch, and utilize the elastic parts of installing in the circular hole cutter, the paper scrap of extrusion paper hole is discharged, and can not allow the paper scrap that is extruded be blocked in the edge of a knife of this circular hole cutter, in addition by the lock pitch-row button established and be resisted against clip on the pillar of tool rest group pillar, can drive this tool rest group and on this body and this bearing, move through spurring this pitch-row button, can change the spacing of punching.

Claims

1. the improvement of a puncher is constructed, and comprising:

It is characterized in that, the edge of a knife of this circular hole cutter is opened the trouble end be shaped to acute angle angle state, open trouble end at this edge of a knife and then offer the groove of a desired depth vertically, and in this groove, be equiped with an elastic parts again, utilize the chip removal that can carry out of the elastic restoring force of this elastic parts.

2. the improvement of puncher according to claim 1 structure is characterized in that, more this each circular hole cutter can be installed on the tool rest group in advance, then this tool rest group is installed in this bearing space, and this tool rest group includes again:

Three support chips, be installed on this pillar, and utilize a bolt to cooperate one with the nut of locking on this bearing, and wherein a support chip is installed in this pillar upper end, other two support chips then are installed in the lower end of this pillar, and respectively offer the hole of a correspondence on this three support chip, the installation of this circular hole cutter is equipped with a back-moving spring that can recover its original position after making this circular hole cutter be subjected to start in addition in this pillar upper and lower end support chip;

One pad that makes this two support chip have spacing is installed between two support chips of this pillar lower end.

3. the improvement of puncher according to claim 2 structure is characterized in that, this circular hole cutter length can be made into and not wait long status, is installed on the tool rest group for waiting its state with edge of a knife end respectively, when making start, has sequencing.

4. the improvement of puncher according to claim 2 is constructed, it is characterized in that, the spacing between each circular hole cutter for a change, can be in the space of this bearing moulding, enlarge the width in this space, and offer a locating slot again at this rear, space, lock at movable tool rest group pillar in addition and establish a pitch-row button, and in this pillar rear end against a clip is arranged, and this clip is fixed in this locating slot by a fixed head, and one-body molded on this clip a protuberance arranged, integral body can be installed on this bearing, during start, in this space, move, and this tool rest also can stride across protuberance set on this clip and obtain the formulation position as long as this pitch-row button of pulling can drive this tool rest group.