CN103406878B - A kind of labor-saved stapler - Google Patents

A kind of labor-saved stapler Download PDF

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Publication number
CN103406878B
CN103406878B CN201310380024.XA CN201310380024A CN103406878B CN 103406878 B CN103406878 B CN 103406878B CN 201310380024 A CN201310380024 A CN 201310380024A CN 103406878 B CN103406878 B CN 103406878B
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sides
link span
labor
knife rest
outer end
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CN103406878A (en
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林夏森
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SUNWOOD HOLDING GROUP CO Ltd
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SUNWOOD HOLDING GROUP CO Ltd
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Abstract

The present invention provides a kind of labor-saved stapler, belongs to field of mechanical technique. it solve the existing labor-saved stapler problem that in use labor-saving effect is poor. this labor-saved stapler comprises base, nail road and knife rest, described knife rest outer end is provided with blade, described base outer end has the edge of a knife, the inner of described base has locating support, the inner inner side that be all articulated with locating support inner with knife rest, described nail road, iron lid it is provided with above described knife rest, described iron lid the inner is articulated with locating support sidepiece, it is provided with link span between described iron lid and knife rest, it is hinged in the middle part of described link span with in the middle part of knife rest, described link span the inner is articulated with locating support sidepiece, described link span outer end is connected to inside iron lid, it is provided with, between inside link span outer end and iron lid, the guide path that link span outer end can be made to slidably reciprocate inside iron lid. this labor-saved stapler structure is simple and labor-saving effect good.

Description

A kind of labor-saved stapler
Technical field
The invention belongs to field of mechanical technique, it relates to a kind of stapler, particularly relate to a kind of labor-saved stapler.
Background technology
Stapler is the instrument that people are essential when learning and handle official business, and when especially handling official business, file is generally all sheet-fed, is easy to be scattered, it is thus desirable to stapler, they are stapled. Common stapler is all push type, its structure generally includes base, be articulated with and order box and gland on base, gland is provided with nail pressing sheet, base is positioned at and below nail pressing sheet, is provided with folding sole, by the nail pressing sheet on pressing plate by the staple ordered in box to press down and after penetrating paper, by folding sole by staple inwardly or to the folding that turns up.
And in order to carry with easy to use, the design length of general stapler is not long, therefore need to apply bigger pressure in use, particularly when binding more paper or paper sheet thickness is thicker, need the very big power of expense just can complete, sometimes even cannot complete bookbinding, for the women that old man, child or strength are smaller, very big inconvenience certainly will be brought. Especially for needing the staff using stapler for a long time, life-time service this kind of stapler can cause finger palm pain, affects healthy and working efficiency.
In order to solve the problem, people devise many can labour-saving stapler, as Chinese patent discloses a kind of labor-saved stapler [application number: 200620013017.1; Notification number: CN2902712Y], it comprises pedestal, staple cartridge component, depression bar assembly and laborsaving assembly, pedestal includes anchor, staple cartridge component is articulated on pedestal, and include a staple casket, this staple casket rear end is hubbed on anchor, and depression bar assembly is hubbed on anchor; Laborsaving bar assembly is hubbed on depression bar assembly and pedestal, include laborsaving bar and union lever, this laborsaving rod rear end is hubbed on anchor and is positioned at staple casket rear end and the top of depression bar rear end, and this union lever front end is hubbed on depression bar, and rear end is hubbed on laborsaving bar. It utilizes lever principle, reach certain labor-saving effect in use, but in use labor-saving effect is poor, especially upper cover is being pressed down in process, the length of resistance arm, power arm does not all change, and pressing down needs user to keep bigger all the time reactive force in process just can complete bookbinding.
Summary of the invention
It is an object of the invention to for the problems referred to above that prior art exists, it is proposed that a kind of more laborsaving and labor-saved stapler that labor-saving effect is good when using.
The object of the present invention realizes by following technical proposal: a kind of labor-saved stapler, comprise base, nail road and knife rest, described knife rest outer end is provided with blade, described base outer end has the edge of a knife, the inner of described base has locating support, the inner inner side that be all articulated with locating support inner with knife rest, described nail road, iron lid it is provided with above described knife rest, described iron lid the inner is articulated with locating support sidepiece, it is characterized in that, it is provided with link span between described iron lid and knife rest, it is hinged in the middle part of described link span with in the middle part of knife rest, described link span the inner is articulated with locating support sidepiece, described link span outer end is connected to inside iron lid, it is provided with, between inside link span outer end and iron lid, the guide path that link span outer end can be made to slidably reciprocate inside iron lid.
Iron lid the inner is articulated with locating support sidepiece, lower foundary weight lid makes iron lid rotate, link span the inner is articulated with locating support, therefore iron lid presses down and link span outer end is rotated downwards by the effect of guide path inside iron lid while front slide, and due in the middle part of link span with knife rest in the middle part of hinged, so link span will force knife rest outer end to move down, knife rest outer end moves down outer end, Bing Yuding road and contacts so that nail road under move and by the blade of knife rest outer end by nail road in nail extrude and complete binding work.
In above-mentioned labor-saved stapler, described locating support both sides have cylindrical projection one, and the inner both sides of described link span all have and the recess that projection one phase is mated, and described projection one is positioned at indent.
Projection one on locating support is positioned at the indent of link span, and when Dang Tiegai presses down, link span can produce the rotation relative to projection one by recess.
In above-mentioned labor-saved stapler, described locating support both sides have cylindrical projection two, and the both sides of described iron lid have hinged hole, and described projection two is positioned at hinged hole.
Being matched with the projection two of locating support in the hinged hole covered by iron, iron lid can rotate relative to locating support, namely ensures that user can descend foundary weight lid with hand.
In above-mentioned labor-saved stapler, described Tie Gai both sides all have above-mentioned guide path, two guide paths are just to setting, laterally being equipped with guiding pin between both sides, described link span outer end, the two ends of described guiding pin lay respectively in the guide path of Tie Gai both sides and the end at guiding pin two ends is stretched out outside respective guide path respectively.
When iron lid presses down, sliding along the guide path of Tie Gai both sides to Tie Gai outer end in the two ends through the guiding pin of both sides, link span outer end, meanwhile, the recess of link span the inner just can rotate around the projection one of locating support.
In above-mentioned labor-saved stapler, the both sides of described link span outer end are equipped with above-mentioned guide path, and two guide paths, just to setting, are laterally equipped with guiding pin, and guiding pin is through the guide path of both sides, link span outer end between described Tie Gai both sides.
In above-mentioned labor-saved stapler, both sides bottom the inner, described nail road have the connection section of protrusion, laterally it is equipped with limit shaft between two described connection sections, limited location groove is offered in described locating support both sides and connection section corresponding position, and the two ends of described limit shaft lay respectively in the spacing groove of locating support both sides and the end at the two ends of limit shaft is stretched out outside respective spacing groove respectively.
Iron lid presses down and forces nail road to press down by knife rest, coordinates, by limit shaft and spacing groove, the upper shifting amount that can limit and follow closely road.
In above-mentioned labor-saved stapler, described locating support both sides have and connect hole and two and connect and be provided with coupling shaft between holes, and described coupling shaft is each passed through that knife rest is inner and nail road is inner.
It is inner that coupling shaft is each passed through knife rest the inner and nail road, and such knife rest the inner and nail the inner, road can rotate around coupling shaft.
In above-mentioned labor-saved stapler, described knife rest both sides have breach, the inner both sides of described link span have pilot hole near indent, pin and the pin breach through knife rest both sides it is provided with between described two pilot holes, annular slot has been offered in described pin one end, and described annular slot place is fixed with jump ring and jump ring and link span sidepiece and leans.
Pin passes the pilot hole of link span and the breach of knife rest successively, is then stuck on the annular slot of pin with jump ring, and jump ring and link span sidepiece lean, and with coordinating of pin one end, pilot hole and knife rest are all hinged by jump ring with pin like this.
In above-mentioned labor-saved stapler, described base and nail road bottom between be provided with return spring, and nail road have under the elastic force effect of return spring on move trend. When with after having moved under subordinate Ya Shiding road and binding, Hou Ding road of loosing one's grip resets under the elastic force effect of return spring.
In above-mentioned labor-saved stapler, described base outer end is fixed with web plate by screw, and the described edge of a knife is positioned on web plate.
Compared with prior art, this labor-saved stapler is by iron lid and knife rest Bracket setting link span, iron lid and link span and between link span and knife rest, form laborsaving lever respectively when binding, utilize resistance arm constantly to reduce, principle that power arm is constant complete bookbinding, not only relatively simple for structure, and convenient when binding, laborsaving, when especially binding the paper of thick-layer, labor-saving effect is more obvious, therefore also has higher practical value.
Accompanying drawing explanation
Fig. 1 is the perspective view of this labor-saved stapler.
Fig. 2 is the side-view of this labor-saved stapler.
Fig. 3 is the rear view of this labor-saved stapler.
Fig. 4 is the partial exploded view of this labor-saved stapler.
In figure, 1, base; 2, road is followed closely; 3, knife rest; 4, blade; 5, the edge of a knife; 6, locating support; 7, Tie Gai; 8, link span; 9, projection one; 10, recess; 11, projection two; 12, hinged hole; 13, guide path; 14, guiding pin; 15, connection section; 16, limit shaft; 17, spacing groove; 18, hole is connected; 19, coupling shaft; 20, breach; 21, pilot hole; 22, pin; 23, jump ring; 24, return spring; 25, screw; 26, web plate.
Embodiment
The following is specific embodiments of the invention and by reference to the accompanying drawings, the technical scheme of the present invention is further described, but the present invention is not limited to these embodiments.
Embodiment one
As Figure 1-Figure 4, a kind of labor-saved stapler, comprises base 1, nail road 2 and knife rest 3, and knife rest 3 outer end is provided with blade 4, and base 1 outer end is fixed with web plate 26 by screw 25, and web plate 26 is provided with the edge of a knife 5. The inner of base 1 has locating support 6, and locating support 6 both sides have and connect hole 18 and two and connect and be provided with coupling shaft 19 between holes 18, and coupling shaft 19 is each passed through that knife rest 3 is inner and nail road 2 is inner. In the present embodiment, base 1 and nail road 2 bottom between be provided with return spring 24, and nail road 2 have under the elastic force effect of return spring 24 on move trend. The both sides of inner bottom, nail road 2 have the connection section 15 of protrusion, laterally it is equipped with limit shaft 16 between two connection sections 15, limited location groove 17 is offered in locating support 6 both sides and connection section 15 corresponding position, and the two ends of limit shaft 16 lay respectively in the spacing groove 17 of locating support 6 both sides and the end at the two ends of limit shaft 16 is stretched out outside respective spacing groove 17 respectively.
Inner both sides, nail road 2 have the connection section 15 of protrusion, and locating support 6 both sides and connection section 15 corresponding position are provided with spacing groove 17, and connection section 15 is positioned at spacing groove 17.
Being provided with iron lid 7 above knife rest 3, iron lid 7 the inner is articulated with locating support 6 sidepiece, and locating support 6 both sides have cylindrical projection 2 11, and the both sides of iron lid 7 have hinged hole 12, and projection 2 11 is positioned at hinged hole 12.
Link span 8 it is provided with between iron lid 7 and knife rest 3, link span 8 the inner is articulated with locating support 6 sidepiece, locating support 6 both sides have cylindrical projection 1, and the inner both sides of link span 8 all have and the recess 10 that projection 1 phase is mated, and projection 1 is positioned at recess 10 place.
As shown in Figure 4, it is hinged in the middle part of link span 8 with in the middle part of knife rest 3, knife rest 3 both sides have breach 20, the inner both sides of link span 8 have pilot hole 21 near recess 10 place, pin 22 and pin 22 breach 20 through knife rest 3 both sides it is provided with between two pilot holes 21, annular slot has been offered in pin 22 one end, and annular slot place is fixed with jump ring 23 and jump ring 23 leans with link span 8 sidepiece.
Link span 8 outer end is connected to inside iron lid 7, is provided with, between inside link span 8 outer end and iron lid 7, the guide path 13 that link span 8 outer end can be made to slidably reciprocate inside iron lid 7. The both sides of iron lid 7 all have guide path 13, guiding pin 14 laterally it is equipped with between both sides, link span 8 outer end, guide path 13 end that is interior and guiding pin 14 two ends that the two ends of guiding pin 14 lay respectively at iron lid 7 both sides is stretched out outside respective guide path 13 respectively, in the present embodiment, both sides, link span 8 outer end have open holes, and guiding pin 14 is laterally through two open holess.
Having a nail pressing plate inside this labor-saved stapler Zhong Ding road 2, be provided with spring between nail pressing plate and knife rest 3, nail pressing plate the inner is also hinged with coupling shaft 19. This labor-saved stapler is in use, it would be desirable to the paper of bookbinding is positioned over the edge of a knife 5 place of base 1 outer end, and then with subordinate foundary weight lid 7, iron lid 7 can rotate taking the projection 2 11 of locating support 6 sidepiece as fulcrum. Iron lid 7 outer end presses down, slided along the guide path 13 of the iron lid 7 sidepiece outer end towards iron lid 7 of sliding by the guiding portion of its sidepiece in the outer end being positioned at the link span 8 inside iron lid 7, meanwhile, link span 8 can be rotated taking projection 1 as fulcrum with coordinating of projection 1 by recess 10 again. Owing to link span 8 and knife rest 3 are hinged by pin 22, therefore knife rest 3 can be forced when link span 8 rotates to rotate around coupling shaft 19, the blade 4 of knife rest 3 outer end can move for 2 times and nail outer end, road 2 and paper are leant in extruding nail pressing Zi Jiding road downwards while lower shifting, and the nail being positioned in nail road 2 is extruded downwards and bound by paper by blade 4 simultaneously.
Bookbinding will be lifted on iron lid 7 to starting position after terminating, and link span 8 and knife rest 3 also can and then return to original state, then follows closely road 2 and resets under the elastic force effect of return spring 24, when again binding, only need to again descend foundary weight lid 7.
Due in use, by forming laborsaving lever between iron lid 7 and link span 8 and between link span 8 and knife rest 3 respectively, while lower foundary weight lid 7, the outer end of link span 8 can be moved towards the outer end of iron lid 7, and therefore resistance arm can constantly reduce, power arm then remains unchanged, so binding process can be more and more laborsaving, and the hand of user can not be made to be subject to fatigue damage, when especially binding thick-layer paper, labor-saving effect is more obvious, more easily.
Embodiment two
The present embodiment is substantially identical with structure and the principle of embodiment one, difference is: the both sides, link span 8 outer end in the present embodiment all have guide path 13, two guide paths 13 face setting, are laterally equipped with guiding pin 14 and guiding pin 14 guide path 13 through both sides, link span 8 outer end between the both sides of iron lid 7.
Specific embodiment described herein is only to the present invention's spirit explanation for example. Described specific embodiment can be made various amendment or supplements or adopt similar mode to substitute by those skilled in the art, but can't deviate the spirit of the present invention or surmount the scope that appended claims defines.

Claims (10)

1. a labor-saved stapler, comprise base (1), nail road (2) and knife rest (3), described knife rest (3) outer end is provided with blade (4), described base (1) outer end has the edge of a knife (5), the inner of described base (1) has locating support (6), described nail road (2) the inner and knife rest (3) the inner are all articulated with the inner side of locating support (6), described knife rest (3) top is provided with iron lid (7), described iron lid (7) the inner is articulated with locating support (6) sidepiece, it is characterized in that, it is provided with link span (8) between described iron lid (7) and knife rest (3), described link span (8) middle part is hinged with knife rest (3) middle part, described link span (8) the inner is articulated with locating support (6) sidepiece, described link span (8) outer end is connected to iron lid (7) inner side, the guide path (13) that link span (8) outer end can be made to slidably reciprocate it is provided with along Tie Gai (7) inner side between link span (8) outer end and Tie Gai (7) inner side.
2. labor-saved stapler according to claim 1, it is characterized in that, described locating support (6) both sides have cylindrical projection one (9), the inner both sides of described link span (8) all have the recess (10) mated mutually with projection one (9), and described projection one (9) is positioned at recess (10) place.
3. labor-saved stapler according to claim 1, it is characterized in that, described locating support (6) both sides have cylindrical projection two (11), and the both sides of described iron lid (7) have hinged hole (12), and described projection two (11) is positioned at hinged hole (12).
4. labor-saved stapler according to claim 1 or 2 or 3, it is characterized in that, described iron lid (7) both sides all have above-mentioned guide path (13), two guide paths (13) are just to setting, laterally being equipped with guiding pin (14) between described link span (8) both sides, outer end, the two ends of described guiding pin (14) lay respectively in the guide path (13) of iron lid (7) both sides and respective guide path (13) is stretched out outward respectively in the end at guiding pin (14) two ends.
5. labor-saved stapler according to claim 1 or 2 or 3, it is characterized in that, the both sides of described link span (8) outer end are equipped with above-mentioned guide path (13), two guide paths (13) are just to setting, guiding pin (14) laterally it is equipped with, and guiding pin (14) is through the guide path (13) of link span (8) both sides, outer end between described iron lid (7) both sides.
6. labor-saved stapler according to claim 1 or 2 or 3, it is characterized in that, the both sides of inner bottom, described nail road (2) have the connection section (15) of protrusion, laterally it is equipped with limit shaft (16) between two described connection sections (15), limited location groove (17) is offered in described locating support (6) both sides and connection section (15) corresponding position, and the two ends of described limit shaft (16) lay respectively in the spacing groove (17) of locating support (6) both sides and respective spacing groove (17) is stretched out outward respectively in the end at the two ends of limit shaft (16).
7. labor-saved stapler according to claim 6, it is characterized in that, described locating support (6) both sides have connection hole (18) and two and connect and be provided with coupling shaft (19) between hole (18), and described coupling shaft (19) is each passed through that knife rest (3) is inner and nail road (2) is inner.
8. labor-saved stapler according to claim 1 or 2 or 3, it is characterized in that, described knife rest (3) both sides have breach (20), the inner both sides of described link span (8) have pilot hole (21) near recess (10) place, pin (22) and pin (22) breach (20) through knife rest (3) both sides it is provided with between described two pilot holes (21), annular slot has been offered in described pin (22) one end, and described annular slot place is fixed with jump ring (23) and jump ring (23) leans with link span (8) sidepiece.
9. labor-saved stapler according to claim 1 or 2 or 3, it is characterised in that, it is provided with return spring (24) between described base (1) and nail road (2) bottom, and nail road (2) has the trend of upper shifting under the elastic force effect of return spring (24).
10. labor-saved stapler according to claim 9, it is characterised in that, described base (1) outer end is fixed with web plate (26) by screw (25), and the described edge of a knife (5) is positioned on web plate (26).
CN201310380024.XA 2013-08-28 2013-08-28 A kind of labor-saved stapler Active CN103406878B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104476502B (en) 2014-12-11 2016-02-10 宁波得力装订设备有限公司 Stapler
CN105328641B (en) * 2015-12-10 2017-09-26 宁波得力装订设备有限公司 Stapler

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201201376Y (en) * 2008-05-23 2009-03-04 黄建铨 Labor-saving stapler
CN102335903A (en) * 2011-07-22 2012-02-01 三木控股集团有限公司 Labor-saving stapler
CN203438188U (en) * 2013-08-28 2014-02-19 三木控股集团有限公司 Labor-saving stapler

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7665643B2 (en) * 2008-05-22 2010-02-23 Chien Chuan Huang Stapler with energy-save mechanism
TW201038371A (en) * 2009-04-16 2010-11-01 Apex Mfg Co Ltd Labor saving stapler

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201201376Y (en) * 2008-05-23 2009-03-04 黄建铨 Labor-saving stapler
CN102335903A (en) * 2011-07-22 2012-02-01 三木控股集团有限公司 Labor-saving stapler
CN203438188U (en) * 2013-08-28 2014-02-19 三木控股集团有限公司 Labor-saving stapler

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