CN102101397B

CN102101397B - Power-saving stapling machine

Info

Publication number: CN102101397B
Application number: CN 200910155704
Authority: CN
Inventors: 高建永
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-12-17
Filing date: 2009-12-17
Publication date: 2013-04-03
Anticipated expiration: 2029-12-17
Also published as: CN102101397A

Abstract

The invention discloses a power-saving stapling machine, which comprises an upper handle, an upper cover and a lower handle, wherein the upper handle comprises a middle frame, a middle frame sleeve and a staple pushing device which is arranged in the middle frame in a sliding way; and the upper cover comprises a staple striking sheet. The power-saving stapling machine is characterized in that: the upper handle comprises a pivot hole, a linkage hole and a fixing hole, wherein the pivot hole corresponds to a pivot hole of the upper cover, and is combined with the pivot hole of the upper cover through a pivot shaft serving as a first connecting piece, so that the pivot hole of the upper handle is taken as a press supporting point; the linkage hole corresponds to a linkage hole of the lower handle, and is combined with the linkage hole of the lower handle through a rivet serving as a second connecting piece, so that the rivet serving as the second connecting piece can slide in the linkage hole of the lower handle; the fixing hole corresponds to a fixing hole of the middle frame, and is combined with the fixing hole of the middle frame through a rivet serving as a third connecting piece; the lower handle is provided with a connecting hole which is connected with the tail end of the upper cover; and the connecting hole of the lower handle serves as a connection point for the upper cover and the lower handle. The aim of saving power is fulfilled by two lever mechanisms.

Description

A kind of stapler

Technical field

The present invention designs a kind of stapler, relates in particular to a kind of labor-saved stapler.

Background technology

Stapler has become indispensable stationery in industrial and commercial society, and the bookbinding of file, the arrangement of data all must be used stapler; In view of stapler uses extensively frequently, a stapler with laborsaving effect has become user's first-selection;

Be that the Chinese patent of CN2902712 discloses a kind of labor-saved stapler such as the patent No., include laborsaving bar assembly, laborsaving bar assembly comprises laborsaving bar and a connecting rod, laborsaving rod rear end is hubbed on the fixed mount, and be positioned at staple casket rear end, depression bar rear end and casket cover back-end top, the connecting rod front end is hubbed on the depression bar, and the rear end is hubbed on the laborsaving bar; Utilize laborsaving bar, connecting rod and fixed mount in specific position combination, and form the arm of force of length-specific, reach the labor-saving effect;

And for example the patent No. is that 200710160607.6 Chinese patent discloses labor-saved stapler, include a base, one pin casket, two connecting rods, one depression bar and an enclosing cover, utilize the particular length of the arm of force, can save sixty percent the application of force and reach, wherein the assembly of stapler of the present invention is in conjunction with articulating with single fulcrum, have advantages of that easy processing need not consider position, hole precision, and enclosing cover two ends and depression bar are when compressing, all pass on the strength of exerting pressure with the face contact, making depression bar have the effect that better structural strength and enclosing cover drive depression bar really, is that one to possess simultaneously structural strength good really, handling ease and can reach the stapler of better labor-saving effect;

Stapler has although it is so all satisfied the labour-saving requirement, but complex structure, and assembling, manufacturing procedure are loaded down with trivial details.

Summary of the invention

Technical problem to be solved by this invention provides a kind of labor-saved stapler, and the labor-saving effect is good, easily processing, easy to operate.

The present invention solves the problems of the technologies described above the technical scheme that adopts: a kind of labor-saved stapler includes:

One upper handle comprises middle, and middle cover, needle propeller are slidably mounted in middle;

One loam cake comprises the nail hitting sheet;

Handle once;

It is characterized in that:

Described upper handle comprises that interlock hole and that a pivot hole, that is positioned at upper forepart is positioned at lower front portion is positioned at the fixing hole at rear portion, and described pivot hole is corresponding to the pivot hole of loam cake, and with the first connector pivot combination, so that the pivot hole of upper handle is for pressing fulcrum,

The interlock hole of front portion is corresponding to the interlock hole of lower handle under the described upper handle, and connect with the second connector rivet, the second connector rivet can be slided in the interlock hole of lower handle, and the fixing hole at described upper handle rear portion is corresponding to middle fixing hole, and with the 3rd connector rivet in conjunction with connection;

Described lower handle middle and upper part also is provided with a connecting hole, is connected with the end of loam cake, and the connecting hole of lower handle is the tie point of loam cake, lower handle.

As improvement, described tie point to the distance of pressing fulcrum with press fulcrum to the ratio of the distance of nail hitting sheet at (0.7-1.3): 1, the distance of press-side to the second connector rivet of described lower handle and the distance ratio of tie point to the second connector rivet are at (2.8-3.2): 1.

As improvement, described middle terminal part is connected with a swich buckle rotationally, and the two side of swich buckle cooperates with two side, the end clamping of middle cover.

Improve again, described swich buckle and plastics upper handle madial wall are supported with the switch stage clip, the through hole that switch penetrates the plastics upper handle is plugged in the centre bore of switch pushing block, switch spring one end buckles on the switch pushing block, the other end is conflicted and is buckled on switch, and the jut of the jut of switch pushing block and swich buckle is inconsistent.

As improvement, a described middle built-in pin, spring housing places on the pin, and spring one end and middle terminal stop block are inconsistent, and the other end and needle propeller are inconsistent, make needle propeller remain outside trend.

Improve, described nail hitting sheet two upper lateral parts respectively form a flange, match with the confined planes of loam cake front end, the nail hitting sheet is installed in covers again.

At last, described upper handle, lower handle, loam cake are placed in their separately peripheries with plastics upper handle, lower handle leather sheath, plastic cap respectively.

Compared with prior art, the invention has the advantages that: by two leverages, have better labor-saving effect, simple and practical, and also compact; Nail hitting sheet and loam cake independence member, are saved processing cost at easily processing, and be simple in structure, simultaneously assembling is also easy; Swich buckle fastens with middle cover and is connected, makes things convenient for the taking-up of staple and puts into; Outside with the plastic sheath coating, waterproof is antirust, holds comfortable during use.

Description of drawings

Fig. 1 is STRUCTURE DECOMPOSITION figure of the present invention;

Fig. 2 is the view that the present invention moves to a half;

Fig. 3 is the movement locus figure of the lower handle of Fig. 2;

Fig. 4 is the loam cake movement locus figure of Fig. 2;

Fig. 5 is working state schematic representation of the present invention;

Fig. 6 is inactive state stereogram of the present invention.

The specific embodiment

Embodiment is described in further detail the present invention below in conjunction with accompanying drawing.

As shown in Figure 1: a kind of labor-saved stapler, comprise upper handle 1, lower handle 2 and loam cake 3, the sidewall of described upper handle 1 upper forepart has the pivot hole 12 of a upper forepart, once anterior interlock hole 13 and the fixing hole 11 at a rear portion, the pivot hole 12 of the upper forepart of described upper handle is corresponding to the pivot hole 31 of loam cake 3, and with the first connector loam cake in midair rivet 35 as pivot actively riveting get up, the interlock hole 13 of described lower front portion is corresponding to the interlock hole 22 of lower handle 2, and with the in midair rivet 24 riveted joint combinations of the second connection lower handle, opposite side is fixed with male rivet 150, rivet 24 can be in the 22 interior slips of the interlock hole of lower handle 2 in midair to make the second connection lower handle, the fixing hole 11 at the rear portion of described upper handle is corresponding to middle 6 fixing hole 62, and with the in midair rivet 15 riveted joint combinations of the 3rd connector upper handle, opposite side is fixed with male rivet 150; Both sides, the middle and upper part protruding pinna of described lower handle 2 respectively is provided with a connecting hole 21, the circular protrusions 36 of correspondence and loam cake 3 both-side ends sections, and circular protrusions 36 is interted in the connecting hole 21 of protruding pinna, and loam cake 3 and lower handle 2 are flexibly connected mutually;

So that the pivot hole 12 of the upper forepart of upper handle 1 is for pressing fulcrum C, the connecting hole 21 of lower handle protruding pinna is the tie point B of loam cake 3, lower handle 2, presses the press-side D of lower handle, and interlock lower handle 2 is tilted upward, forcing down of loam cake 3 holds A to having a downwarp, and forces nail hitting sheet 4 to finish the nail hitting action; Described tie point B to the distance of pressing fulcrum C with press fulcrum C to the ratio of the distance of nail hitting sheet 4 at (0.7-1.3): 1, press-side D to the second connector lower handle of described lower handle in midair rivet 24 distance and tie point B to the second connector lower handle in midair the distance ratio of rivet 24 at (2.8-3.2): 1, the present embodiment adopted 3: 1, shown in Fig. 2,3,4,5; Leverage by being connected has increased the arm of force on the lower handle greatly like this, thereby greatly reduces the operation strength of pressing upper lower handle with hand, obtains the labour-saving purpose.

In described middle 6 cavity that is arranged in upper handle 1, and middle frame 6 upper surfaces and loam cake 3 inwalls are supported with pagoda spring 130, simultaneously in frame 6 lower surfaces and upper handle 1 inwall be supported with lower pagoda spring 120, when external force is cancelled, play reset response; Middle the cover 5 and needle propeller 7 be slidably disposed in middle 6, be built-in with pin 10 for middle 6, spring 110 is placed on the pin 10, and the terminal stop block of spring 110 1 ends and middle 6 61 is inconsistent, the other end and needle propeller 7 are inconsistent, make needle propeller 7 remain outside trend;

The terminal two side of described middle cover 5 respectively forms a latch 52, cooperate with the latch 82 of swich buckle 8 two sides, swich buckle 8 terminal two sides respectively have a through hole 81, with upper handle in midair rivet 35 6 be connected with being connected with upper handle 1 in the lump, swich buckle 8 can be around in midair rivet 35 rotations of upper handle, swich buckle 8 upwardly opens, make latch 82 disengagings of latch 52 with the swich buckle 8 of middle cover 5, thereby can pull out middle cover 5, swich buckle 8 fastens downwards, the latch 52 of middle cover is matched with the latch 82 of swich buckle, middle cover 5 is fixed in middle 6; Described swich buckle 8 is supported with switch stage clip 140 with plastics upper handle 14 madial walls, and the through hole 141 that switch 92 penetrates plastics upper handle 14 is plugged in the centre bore 91 of switch pushing block 9, switch 92 is connected with switch pushing block 9, switch spring 93 1 ends buckle on switch pushing block 9, the other end is conflicted and to be buckled on plastics

upper handle

92, and 83 inconsistent cooperations of jut of the jut 94 of switch pushing block 9 and swich buckle 8; Toggle switch drives switch pushing block 9 and slides, and makes the jut 94 of switch pushing block 9 inconsistent with swich buckle 8 juts 83, thereby swich buckle 8 is upwardly opened; When hand unclamped, by the reset force of switch spring 93, jut 94 and swich buckle 8 juts 83 of switch pushing block 9 were separated, and fastened middle frame cover 5 thereby swich buckle 8 is rotated.

4 liang of upper lateral parts of described nail hitting sheet respectively form a flange 41, match with the confined planes 32 of loam cake 3 front ends, nail hitting sheet 4 is fixed on the loam cake 3, avoided disposable stamping forming difficulty, nail hitting sheet 4 centre bores 42 are set in crotch 63 places of middle 6 front end moulding, crotch 63 can be in centre bore 42 interior slips, and loam cake packet header 33 is nested with at loam cake 3 front ends and fixes; Needle plate 16 is fixed on the madial wall of upper handle 1 front end, and is corresponding with nail hitting sheet 4;

Described upper handle 1, lower handle 2, loam cake 3 are placed in their separately peripheries with plastics upper handle 14, lower handle leather sheath 23, plastic cap 34 respectively, can waterproof make stapler be difficult for getting rusty, and hold when using more comfortable.

Claims

1. stapler includes:

One loam cake comprises the nail hitting sheet;

Handle once;

It is characterized in that:

2. stapler according to claim 1, it is characterized in that: described tie point to the distance of pressing fulcrum with press fulcrum to the ratio of the distance of nail hitting sheet at (0.7-1.3): 1, the distance of press-side to the second connector rivet of described lower handle and the distance ratio of tie point to the second connector rivet are at (2.8-3.2): 1.

3. stapler according to claim 1, it is characterized in that: described middle terminal part is connected with a swich buckle rotationally, and the two side of swich buckle cooperates with two side, the end clamping of middle cover.

4. stapler according to claim 1, it is characterized in that: a described middle built-in pin, spring housing places on the pin, and spring one end and middle terminal stop block are inconsistent, the other end and needle propeller are inconsistent, make needle propeller remain outside trend.

5. stapler according to claim 1, it is characterized in that: described nail hitting sheet two upper lateral parts respectively form a flange, match with the confined planes of loam cake front end, the nail hitting sheet is installed in covers.

6. stapler according to claim 1, it is characterized in that: described upper handle, lower handle, loam cake are placed in their peripheries with plastics upper handle, lower handle leather sheath, plastic cap respectively.