CN105773530B

CN105773530B - Flat nail stapler

Info

Publication number: CN105773530B
Application number: CN201610246349.2A
Authority: CN
Inventors: 林夏森
Original assignee: SUNWOOD HOLDING GROUP CO Ltd
Current assignee: SUNWOOD HOLDING GROUP CO Ltd
Priority date: 2016-04-18
Filing date: 2016-04-18
Publication date: 2017-10-17
Anticipated expiration: 2036-04-18
Also published as: CN105773530A

Abstract

The invention provides a kind of flat nail stapler, belong to field of mechanical technique.It solves the problem of existing flat nail stapler nailing stability is poor.It includes base, gland and the staple cartridge between base and gland, the rear end of staple cartridge and the rear end of base are hinged, the rear end of gland and the rear end of base are hinged, provided with the nail-plate that can be swung up and down relative to base between base and staple cartridge, nail-plate front end has back nail mouthful, base is provided with slide plate, skateboard back-end has pushing part protruding upward, push rod is provided with the inside of gland, the lower end of push rod stretches out that gland is outer and pushing part of with slide plate formed before and after against, push rod upper end is hinged with gland madial wall, swing rod is provided between nose sidepiece and nail-plate front end sidepiece, formed and be hinged between swing rod lower end and nose, formation is hinged between swing rod upper end and nail-plate front end and swing rod upper end makes nail-plate front end be in the state being lifted up.It has the advantages that nailing stability height, back nail effect are good.

Description

Flat nail stapler

Technical field

The invention belongs to field of mechanical technique, it is related to a kind of flat nail stapler, more particularly to a kind of nailing is more stable Flat nail stapler.

Background technology

Stapler is mainly used in stapled paper, when being usually used in handling official business or learning, and conventional stapler is all curved nail at present Stapler, this kind of stapler waits relatively elaborate when in use, and nail pin is curved corner so that effective during nail pin stapled paper Length shortens, so as to cause the number of paper that can be bound less, it is stapled after nail pin can bend relief and take a part of sky Between, and bookbinding complete file be not easy to place it is smooth.

Flat nail stapler is people for another stapler for overcoming the shortcoming of curved nail stapler and designing, for example in A kind of once disclosed flat nail stapler [application number of state's patent：200910304793.5], it is included under base, the lower energy of pressure effect The gland of pressure and being used between base and gland places the staple cartridge of staple, gland, staple cartridge tail end with base tail end phase It is hinged, provided with the oscillating deck that can be swung up and down between staple cartridge and base, oscillating deck is connected with swingable swing component, swing component Corresponding piece under pressure is provided with the gland of top, pressure is applied to gland in nailing, when piece under pressure contacts swing component, is swung Part, which is swung, makes the oscillating deck bottom, in the oscillating deck bottom to minimum point and after staple is completely penetrated through paper, completes curved nail action, real Existing back nail function.

But, above-mentioned flat nail stapler is there is also weak point, and in the flat nail stapler, swing component is on gland Piece under pressure contacts downwards what is be driven, and swing component and piece under pressure are all provided in the front end of whole flat nail stapler And close to the position of nailing, then when needing the number of paper of nailing more and to cause paper blocked up, piece under pressure can be caused Operating distance between swing component is elongated, that is, cause piece under pressure be difficult swing component is formed it is effective push so that cause pendulum Moving part can not effectively drive the oscillating deck bottom and complete nailing work so that nailing stability is substantially reduced, and to back nail effect Impact.

The content of the invention

The purpose of the present invention is in view of the above-mentioned problems existing in the prior art, it is proposed that a kind of flat nail stapler, solution Technical problem is how to make nailing more stable, and back nail effect is more preferable.

The purpose of the present invention can be realized by following technical proposal：

Flat nail stapler, including base, gland and the staple cartridge between base and gland, the rear end of the staple cartridge with The rear end of base is hinged, and the rear end of the gland and the rear end of base are hinged, and being provided between the base and staple cartridge can The nail-plate swung up and down relative to base, the nail-plate front end has back nail mouthful, it is characterised in that the base is provided with can The slide plate slided along the axis direction of base, the skateboard back-end has to be set on the inside of pushing part protruding upward, the gland There is push rod, the lower end of push rod is stretched out outside gland and forms front and rear against in the push rod upper end and gland with the pushing part of slide plate Side wall is hinged, and swing rod, the swing rod lower end and nose are provided between the nose sidepiece and nail-plate front end sidepiece Between formed and be hinged, formed and be hinged and swing rod upper end makes nail-plate front end in being lifted up between the swing rod upper end and nail-plate front end State.

During nailing, paper is placed between nail-plate and staple cartridge, gland is pressed downward, due to push rod upper end and gland inwall it Between formed and be hinged, therefore gland when pushing push rod can produce relative to movement backward, and the pushing part of push rod lower end skateboard back-end Between formed before and after against, then push rod slide plate will be made to produce the cunning relative to base backward by the cooperation with pushing part It is dynamic.And be hinged due to being formed between swing rod lower end and nose, formed between swing rod upper end and nail-plate front end and be hinged and make nail Front edge of board is in the state being lifted up, therefore can inwardly pull swing rod lower end when slide plate is slided backward, while swing rod upper end The swing forward around the pin joint with nail-plate can be produced, the nail-plate bottom is so allowed for and completes curved nail action, so that Realize back nail function.

This flat nail stapler will be transferred to rear end to the driving of swing rod from front end, and push rod and cunning are utilized when gland is pushed The pushing part of plate rear end cooperation come realize to swing rod act control, made so as to eliminate swing of the paper sheet thickness to swing rod Into influence, it is ensured that the stabilization of nail-plate is pushed, and stability when improving nailing well, such that back nail effect is more preferable.

In above-mentioned flat nail stapler, described push rod upper end is articulated with the madial wall in the middle part of gland, described push rod Lower end is located at skateboard back-end and has the force section vertical relative to slide plate, described promotion position in the lower end of push rod In slide plate sidepiece and in bulk, described force section with before and after pushing part against.Push rod lower end has vertical relative to slide plate Force section, using force section and the pushing part of slide plate against bigger contact area can be formed, so when gland is pushed Push rod preferably can just be promoted slide plate backward by the cooperation of force section and pushing part, be made under nail-plate formation more stably Pressure, so as to ensure more preferable nailing stability.

In above-mentioned flat nail stapler, the rear end both sides of described slide plate are respectively provided with pushing part, the number of described push rod Measure as two, two push rods be arranged in parallel and connect to form pushing frame by a connecting plate.

Two push rods connect to form pushing frame by connecting plate, can be more easily by slide plate to pusher when gland is pushed It is dynamic, so that the swing rod of front end can successfully occur to swing and enable nail-plate stably to push.

In above-mentioned flat nail stapler, the rear end of described slide plate has a positioning port, described nail-plate rear end have to The position-limit foot of lower protrusion, described position-limit foot is inserted into positioning port and anti-back is provided between position-limit foot and the inwall of positioning port Spring, the two ends of the anti-extractor are respectively acting on the inwall of position-limit foot and positioning port, and are made in the elastic force of anti-extractor Make slide plate that there is the trend of forward slip all the time under.

Anti- extractor is set in positioning port, on the inwall for the positioning port that slide plate is acted on using the elastic force of anti-extractor, So that slide plate forms the trend of forward slip all the time, also allow for the position of nose makes pendulum in the case where being acted on without external force all the time Bar is in the state that is lifted up nail-plate front end, so cause pull bar can make in the case where being acted on without external force nail-plate keep to On the state lifted, while also ensure that the pushing part of skateboard back-end can form what be in contact with the force section of push rod all the time Movement backward occurs in the case where being acted on without external force for trend, anti-limited slip plate so that gland push rear push-rod can not be between slide plate The stable bottom that effectively coordinates and have impact on nail-plate can not be formed.In above-mentioned flat nail stapler, the bottom of described slide plate It is in have locating slot at correspondence buckle on hook-shaped buckle, described base that portion, which has, and described buckle is buckled in the groove of locating slot On wall, have on described base outside breach corresponding with the slide plate at the positioning port of skateboard back-end, and slide plate at positioning port Side has fixture block, and described fixture block leans with the edge in indentation, there.

It is buckled in using buckle on the cell wall of locating slot and fixture block is resisted against on the edge of indentation, there, on the one hand can makes cunning Plate will not produce the motion relative to base upwards, slide plate on the other hand not interfered with again movable relative to base just Often action, ensure that stability of this flat nail stapler in nailing well.

In above-mentioned flat nail stapler, bayonet socket is offered on described position-limit foot, and the bayonet socket is stuck in the side of positioning port Along between upper, described nail-plate front end and base be provided with back-moving spring.

In assembling, on the edge that the position-limit foot of nail-plate rear end is stuck in the positioning port of slide plate by bayonet socket, nail is limited Plate relative to the movement of base fore-and-aft direction, can ensure again nail-plate in realization the bottom while ensure that nail-plate rear end will not take off From base, this also improves stability during nailing to a certain extent, and back-moving spring is mainly after the completion of nailing, slide plate When inwardly resetting, nail-plate preferably can be lifted up resetting under the elastic force effect of back-moving spring, so as to nailing next time Work.

In above-mentioned flat nail stapler, described back nail is intraoral provided with two curved nail-plates being arranged side by side, two curved nail-plate phases Remote one end forms between the inwall of back nail mouthful be hinged respectively, and the leading section of described base has plate-like upwards convex The upper surface for playing portion and lug boss is plane, when two curved nail-plates are rotated down around respective pin joint and make the lower end of curved nail-plate When being resisted against the upper surface of lug boss, the upper surface of two curved nail-plates is in the same plane.

During nailing, to lower swing, staple is pushed out nail-plate from staple cartridge simultaneously, and two pin of staple pass through paper and downward On the upper surface for withstanding on the intraoral corresponding curved nail-plate of back nail, two curved nail-plate stress and respectively around pin joint to lower swing, when curved When the upper surface that nail-plate is rocked to the lug boss of its lower surface and pan frontward end leans, under the barrier effect of lug boss, make The upward backswing of looper plate, so the upper surface of looper plate will take advantage of a situation by the pin bending of staple, and due to projection After the upper surface in portion is plane, therefore two looper plates are resisted against on lug boss, the upper surfaces of two looper plates be in same plane and Two pin of staple are tied, final back nail function is reached.It is moved to by swing rod type of drive on the basis of rear end, then profit With the cooperation of looper plate during the nail-plate bottom and lug boss, stability during nailing can be further improved, and can obtain more Good back nail effect.

Also have two to distinguish from the upper surface of lug boss in above-mentioned flat nail stapler, on the lug boss of described base Slope down to the abutment face of lug boss both sides, the lower surfaces of two looper plates is respectively provided with corresponding with two abutment faces on lug boss Looper face.

Two looper plates are rotated down by the active force of two pin of staple, due to also having on lug boss from raised The upper surface in portion tilts to the abutment face of lug boss both sides separately down, and the lower surface of looper plate have with lug boss The corresponding looper face of abutment face, then when looper plate is in contact with the upper surface of lug boss, the work in lug boss upper surface Looper plate is gradually inverted upwards under, and looper plate lower surface looper face in this process can with lug boss against Face fits and two pin of staple slowly bends inwards upwards, and makes staple when looper face is fitted completely with abutment face Two pin are in the state tied completely, and this mode enables this flat nail stapler further to keep steady in nailing It is fixed.

In above-mentioned flat nail stapler, the upper surface of described curved nail-plate offers back nail straight trough.

Two pin of staple are inserted into the back nail straight trough of the upper surface of corresponding looper plate, in looper plate by lug boss Effect and when rotating backward upwards, it is easier to two pin of staple are tied to improve back nail effect.

Compared with prior art, this flat nail stapler utilizes the pushing part of skateboard back-end and matching somebody with somebody for push rod when gland is pushed Close to realize the driving to swing rod, eliminating the blocked up caused swing rod of paper can not drive nail-plate to push and carry out asking for back nail Topic, ensure that nailing stability, improves back nail effect well；Meanwhile, this flat nail stapler intraoral is set in the back nail of nail-plate Put two curved nail-plates, and be engaged with the lug boss of pan frontward end when nail-plate is pushed two pin of staple are carried out with curved nail and most Back nail function is realized eventually, further increases stability during nailing, and abutment face and curved nail-plate lower surface on lug boss Curved nail face be engaged and can reach extraordinary back nail effect.

Brief description of the drawings

Fig. 1 is the structural representation of this flat nail stapler.

Fig. 2 is the sectional view of this flat nail stapler.

Fig. 3 is the structural representation between gland and nail-plate and slide plate in this flat nail stapler.

Fig. 4 is the schematic diagram between pushing frame and slide plate in this flat nail stapler.

Fig. 5 is the structural representation between nail-plate and slide plate and base in this flat nail stapler.

Fig. 6 is the schematic diagram at the back nail mouthful of nail-plate in this flat nail stapler.

Fig. 7 is the schematic diagram between looper plate and the lug boss of base in this flat nail stapler.

Fig. 8 is that two looper plates are resisted against schematic diagram when on the lug boss of base after the nail-plate bottom.

In figure, 1, base；1a, locating slot；1b, lug boss；1b1, abutment face；1c, breach；2nd, gland；2a, nail pressing piece； 3rd, staple cartridge；4th, nail-plate；4a, back nail mouthful；4b, position-limit foot；4b1, bayonet socket；5th, slide plate；5a, pushing part；5b, positioning port；5c, card Button；5d, fixture block；6th, pushing frame；6a, push rod；6a1, force section；6b, connecting plate；7th, swing rod；8th, anti-extractor；9th, bullet is resetted Spring；10th, curved nail-plate；10a, looper face；10b, back nail straight trough；11st, iron covering；12nd, link.

Embodiment

The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described, But the present invention is not limited to these embodiments.

Embodiment one

As shown in Figure 1, Figure 2 and Figure 3, flat nail stapler, including base 1, gland 2 and between base 1 and gland 2 Staple cartridge 3, rear end of the rear end of gland 2 with the rear end of staple cartridge 3 respectively with base 1 be hinged, and the front end of gland 2 has nail pressing piece 2a, is provided with nail-plate 4 between base 1 and staple cartridge 3, the outer end of nail-plate 4 has back nail mouthful 4a.

As shown in Figure 6 and Figure 7, it is arranged side by side in the back nail mouthful 4a of nail-plate 4 provided with two curved nail-plates 10, two curved nail-plates 10 And the mutually remote one end of two curved nail-plates 10 forms between back nail mouthful 4a inwall be hinged respectively, the leading section of base 1 has Plate-like upward lug boss 1b, lug boss 1b upper surface are also to have two on plane, lug boss 1b from the upper of lug boss 1b Surface tilts to the abutment face 1b1 of lug boss 1b both sides separately down, and the lower surface of two looper plates has and lug boss 1b respectively On the corresponding looper face 10a of two abutment face 1b1, the upper surface of two looper plates is respectively provided with back nail straight trough 10b.

In the present embodiment, locating piece is provided with the back nail mouthful 4a of nail-plate 4, locating piece is fastened by two plate-like location-plates Form, the end opening up and down of locating piece, two looper plates are located in locating piece and are hinged with the inwall of locating piece, on base 1 Lug boss 1b is inserted into locating piece.

As shown in Fig. 2, Fig. 3, Fig. 4 and Fig. 5, slide plate 5 is provided between nail-plate 4 and base 1, it is in hook that the bottom of slide plate 5, which has, With buckle 5c corresponding positions there is locating slot 1a, buckle 5c to be buckled on locating slot 1a edge on the buckle 5c of shape, base 1.Slide plate 5 Rear end have there is the breach 1c corresponding with the slide plate 5 at positioning port 5b on positioning port 5b, base 1, at positioning port 5b Slide plate 5 is embedded into breach 1c, and the outside of the slide plate 5 at positioning port 5b has at fixture block 5d, fixture block 5d and breach 1c Edge lean.There is downwardly projecting position-limit foot 4b, position-limit foot 4b to be inserted into the positioning port 5b of slide plate 5 for the rear end of nail-plate 4 It is interior, anti-extractor 8 is additionally provided with positioning port 5b, the two ends of anti-extractor 8 are respectively acting on the interior of position-limit foot 4b and positioning port 5b On wall.

There is the rear end both sides of slide plate 5 the pushing part 5a raised up, pushing part 5a to be provided with bulk, the inner side of gland 2 respectively Pushing frame 6, pushing frame 6 is constituted by two push rod 6a arranged in parallel and by the two push rod 6a connecting plate 6b being connected, and two push away Bar 6a front end is respectively hinged on the madial wall at the middle part of gland 2, and push rod 6a lower end is stretched out outside gland 2 and positioned at close to slide plate There is force section 6a1 vertically disposed relative to slide plate 5, force section 6a1 to be pushed away with slide plate 5 for 5 rear end, push rod 6a lower end Dynamic portion 5a formed before and after against.The position-limit foot 4b of the rear end of nail-plate 4 is inserted into the positioning port 5b of slide plate 5, is opened up on position-limit foot 4b There are bayonet socket 4b1, position-limit foot 4b to be stuck in by bayonet socket 4b1 on positioning port 5b edge, provided with multiple between the front end of nail-plate 4 and base 1 Position spring 9, is provided with swing rod 7, between the lower end of swing rod 7 and the front end of slide plate 5 between the front end sidepiece and the front end sidepiece of nail-plate 4 of slide plate 5 It is hinged, is hinged between the upper end of swing rod 7 and the front end of nail-plate 4.

As depicted in figs. 1 and 2, in the present embodiment, in order to more laborsaving in nailing, iron is set in the top of gland 2 Lid 11, the rear end of iron covering 11 forms with the rear end of base 1 and is hinged, and sets link 12 between iron covering 11 and gland 2, connects The middle part of frame 12 and the middle part of iron covering 11 are hinged, and the rear end of the rear end of link 12 also with base 1 is hinged, link 12 Outer end is located at the inner side of iron covering 11, and guide groove is set in the sidepiece of iron covering 11, and the outer end connection guide finger of link 12 simultaneously makes guide finger In guide groove, so that laborsaving lever is formed respectively between iron covering 11 and link 12, between link 12 and gland 2, The staple in staple cartridge 3 is got with facilitating during nailing, the specific laborsaving principle of the structure can refer to Patent No. A kind of ZL201320527758.1 labor-saved stapler.

This flat nail stapler is under unused state, and slide plate 5 is acted on by the elastic force of anti-extractor 8 and produced always to base The trend that 1 front end is slided, and because the lower end of swing rod 7 and the front end of slide plate 5 are hinged, the upper end of swing rod 7 is hinged with the front end of nail-plate 4, Therefore in the presence of the anti-extractor 8 so that the front end of nail-plate 4 is lifted up by the upper end of swing rod 7.

When carrying out nailing to paper, paper is placed between staple cartridge 3 and nail-plate 4, iron covering 11 is then pushed and passes through Cooperation between iron covering 11 and link 12 and link 12 and gland 2 drives gland 2 to push, due to the upper end of push rod 6 with The madial wall of gland 2 is hinged, therefore when gland 2 is pushed, the lower end of push rod 6 can produce movement backward relative to gland 2, and push away The lower end of bar 6 formed again with the pushing part 5a of the rear end of slide plate 5 before and after against, then push rod 6 will promote slide plate 5 backward, slide plate 5 Front end just pulls back the lower end of swing rod 7, while the upper end of swing rod 7 will form swing forward, so that under nail-plate 4 Pressure.

While nail-plate 4 is pushed, the nail pressing piece 2a of the front end of gland 2 extrudes the staple in staple cartridge 3, two pin of staple In the back nail straight trough 10b for the upper surface of curved nail-plate 10 being inserted respectively into the back nail mouthful 4a of nail-plate 4, and two of staple Pin can apply downward active force respectively on two curved nail-plates 10 during the continuous stress of staple, two curved nail-plates 10 because This is around respective pin joint to lower swing.

As shown in figure 8, connecting when the two curved stress of nail-plate 10 are rocked to downwards with the lug boss 1b of the front end of base 1 upper surface When touching, due to having the abutment face for tilting to lug boss 1b both sides separately down from lug boss 1b upper surface on lug boss 1b 1b1, and the lower surface of looper plate has the looper face 10a corresponding with the abutment face 1b1 on lug boss 1b, then in looper When plate is in contact with lug boss 1b upper surface, looper plate is set gradually to invert upwards in the presence of lug boss 1b upper surfaces, and The looper face 10a of looper plate lower surface can gradually fit with the abutment face 1b1 on lug boss 1b and by staple in this process Two pin slowly bend inwards upwards, it is and when looper face 10a fits completely with abutment face 1b1 that two pin of staple are complete Tie, so as to complete whole back nail action.

After the completion of nailing, gland 2, link 12 and iron covering 11 reset upwards, and slide plate 5 loses the effect of push rod 6 and weighed New to be slided under the elastic force effect of anti-extractor 8 to the front end of base 1, the front end of slide plate 5 promotes forward the lower end of swing rod 7 so that pendulum The upper end of bar 7 is inwardly swung upwards, and is again lifted up the front end of nail-plate 4 under the collective effect of back-moving spring 9.

This flat nail stapler is engaged come to swing rod when gland 2 is pushed using push rod 6 with the pushing part 5a of the rear end of slide plate 5 7 driving is controlled so that this flat nail stapler eliminate well paper it is blocked up when and cause swing rod 7 not drive effectively The influence that the bottom of nail-plate 4 is brought, it is ensured that the stability of nailing, improves back nail effect, while utilizing setting in nailing Back nail effect can be greatly improved in the cooperation of two looper plates and the lug boss 1b of the front end of base 1 in back nail mouthful 4a.

Specific embodiment described herein is only to spirit explanation for example of the invention.Technology neck belonging to of the invention The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.

Claims

1. flat nail stapler, including base (1), gland (2) and the staple cartridge (3) between base (1) and gland (2), institute The rear end and the rear end of base (1) for stating staple cartridge (3) are hinged, and the rear end and the rear end of base (1) of the gland (2) are hinged, Provided with the nail-plate (4) that can be swung up and down relative to base (1) between the base (1) and staple cartridge (3), before the nail-plate (4) End has back nail mouthful (4a), it is characterised in that the base (1) is provided with what can be slided along the axis direction of base (1) Slide plate (5), slide plate (5) rear end has is provided with push rod (6a) on the inside of pushing part (5a) protruding upward, the gland (2), The lower end of push rod (6a) stretches out gland (2) outside and forms front and rear against on the push rod (6a) with the pushing part (5a) of slide plate (5) End is hinged with gland (2) madial wall, and swing rod (7) is provided between slide plate (5) the front end sidepiece and nail-plate (4) front end sidepiece, Formed and be hinged between the front end of swing rod (7) lower end and slide plate (5), formed between the front end of swing rod (7) upper end and nail-plate (4) It is hinged and swing rod (7) upper end makes nail-plate (4) front end be in the state being lifted up.

2. flat nail stapler according to claim 1, it is characterised in that described push rod (6a) upper end is articulated with gland (2) madial wall in the middle part of, described push rod (6a) lower end is located at close to slide plate (5) rear end and had in the lower end of push rod (6a) The force section (6a1) vertical relative to slide plate (5), described pushing part (5a) is located at the sidepiece of slide plate (5) and in bulk, described Force section (6a1) and pushing part (5a) before and after against.

3. flat nail stapler according to claim 2, it is characterised in that the rear end both sides of described slide plate (5) are respectively provided with Pushing part (5a), the quantity of described push rod (6a) is two, and two push rods (6a) be arranged in parallel and by a connecting plate (6b) Connection forms pushing frame (6).

4. flat nail stapler according to claim 1, it is characterised in that the rear end of described slide plate (5) has positioning port (5b), described nail-plate (4) rear end has downwardly projecting position-limit foot (4b), and described position-limit foot (4b) is inserted into positioning port Anti- extractor (8), the two of the anti-extractor (8) are provided with (5b) and between the inwall of position-limit foot (4b) and positioning port (5b) End is respectively acting on the inwall of position-limit foot (4b) and positioning port (5b), and makes slide plate under the elastic force effect of anti-extractor (8) (5) there is the trend of forward slip all the time.

5. flat nail stapler according to claim 4, it is characterised in that the bottom of described slide plate (5) has in hook-shaped Buckle (5c), correspondence buckle (5c) place has locating slot (1a) on described base (1), and described buckle (5c) is buckled in positioning Have on the cell wall of groove (1a), on described base (1) corresponding with the slide plate (5) at positioning port (5b) place of slide plate (5) rear end There is fixture block (5d) on the outside of breach (1c), and the slide plate (5) at positioning port (5b) place, described fixture block (5d) with breach (1c) place Edge lean.

6. flat nail stapler according to claim 5, it is characterised in that offer bayonet socket on described position-limit foot (4b) (4b1), and the bayonet socket (4b1) is stuck on positioning port (5b) edge, is provided between described nail-plate (4) front end and base (1) Back-moving spring (9).

7. the flat nail stapler according to claim 1 or 2 or 3 or 4 or 5 or 6, it is characterised in that described back nail mouthful Provided with two curved nail-plates (10) being arranged side by side in (4a), the mutually remote one end of two curved nail-plates (10) is interior with back nail mouthful (4a) respectively Formed and be hinged between wall, the leading section of described base (1) has plate-like upward lug boss (1b) and lug boss (1b) Upper surface is plane, when two curved nail-plates (10) rotate down around respective pin joint and are resisted against the lower end of curved nail-plate (10) During the upper surface of lug boss (1b), the upper surface of two curved nail-plates (10) is in the same plane.

8. flat nail stapler according to claim 7, it is characterised in that on the lug boss (1b) of described base (1) also With two abutment faces (1b1) for tilting to lug boss (1b) both sides separately down from the upper surface of lug boss (1b), two looper plates Lower surface be respectively provided with the looper face (10a) corresponding with two abutment faces (1b1) on lug boss (1b).

9. flat nail stapler according to claim 8, it is characterised in that the upper surface of described curved nail-plate (10) is offered Back nail straight trough (10b).