CN1929958B

CN1929958B - U-shape staple magazine

Info

Publication number: CN1929958B
Application number: CN2005800075774A
Authority: CN
Inventors: J·埃贝松; B·瑟德霍尔姆; G·克瓦尔尼克
Original assignee: Isaberg Rapid AB
Current assignee: Isaberg Rapid AB
Priority date: 2004-03-09
Filing date: 2005-02-23
Publication date: 2010-11-03
Anticipated expiration: 2025-02-23
Also published as: SE526929C2; DE112005000549T5; WO2005084892A1; SE0400573D0; CN1929958A; SE0400573L

Abstract

A staple magazine ( 5 ) comprising part of a stapler (1 ), preferably a stapling gun, which stapler is used to attach staples ( 8 ) to a base surface ( 15 ), which staples which staples consist of a first and second leg ( 20,21 ) with an intermediate crown ( 22) and which staple magazine comprises a staple rail ( 6 ) on which staples, placed side by side in the form of a staple strip ( 9 ), are stored with the respective legs on each side ( 18,19 ) of the rail, and a staple housing ( 7 ) which essentially encloses the staple rail, the staple strip being fed in a forward direction ( F ) towards an outlet opening (11) by a feeding device ( 10) arranged on the staple rail, which feeding device is, in the direction of feed, acted on by a pretensioned elastic means, and which feeding device is provided with a first and a second contact means ( 23,24) located respectively on each side of the rail and which, when the staple strip is fed forward, are in feeding contact with a staple leg on the respective side, the feeding device ( 10 ) being provided with a third contact means ( 32 ) which is in feeding contact with the staple crown (22).

Description

The staple casket

Technical field

The present invention relates to a kind of staple casket, it constitutes the preferably part of stapling rifle of stapling instrument, this stapling instrument is used for staple is connected to basal plane, staple is made of first and second shanks of bizet in the middle of having, described staple casket comprises staple rail and staple cover, wherein, the staple of placing with bar shaped leaves on the staple rail abreast, each shank is positioned at the both sides of rail, and the staple cover seals the staple rail basically, the staple bar by be located on the staple rail feed arrangement and by forward towards the outlet feeding, in direction of feed feed arrangement is applied effect by pre-tensioned elastic device, this feed arrangement is provided with first and second contact devices that lay respectively at staple rail both sides, and when the staple bar marched forward to the time, described first and second contact devices contact with the staple shank feeding that is positioned at respective side.

Background technology

The staple casket of the above-mentioned type is common.But, the shortcoming of these early stage caskets is, not only between staple bar shank and staple trackside face, must be provided with the gap, and between contact device and described side, also must be provided with the gap, the result is, staple bar and feed arrangement can relative to each other be horizontal position on the staple rail, so that the contact-making surface of feed arrangement moves to the side of staple shank.In most of the cases, the result is that feed arrangement moves forward, and the staple bar still remains on the invariant position on the rail, thereby cause at least one staple shank between trackside face and feed arrangement, this causes this shank to be stuck between described contact-making surface and the trackside face usually, thereby makes feed arrangement can not march forward to the staple bar.

Summary of the invention

Therefore, just there are needs for a kind of like this staple casket that constitutes a above-mentioned type stapling instrument part, it does not have such shortcoming, if that is: to such an extent as to feed arrangement can not contact with the staple shank with the contact-making surface that the staple bar is the lateral attitude feed arrangement, feeding effect meeting forfeiture.

By means of the staple casket of the described type of preamble, the present invention has overcome above-mentioned shortcoming, and this staple casket is characterised in that feed arrangement is provided with the 3rd device that contacts with the bizet feeding of staple bar.

Feature of the present invention is that also described the 3rd device extends up to such height from the staple rail, and this highly is higher than the height of staple bar above the staple rail.

Feature of the present invention is that also described casket cover is combined with the retainer that prevents that the staple bar from rising from the staple rail.

Feature of the present invention is that also described the 3rd contact device extends up to such height from the staple rail, and this highly is higher than described casket cover retainer and prevents that the staple bar from rising and the height at place.

Description of drawings

Followingly the present invention will be described with reference to accompanying drawing, wherein:

Fig. 1 is the perspective view that comprises according to the stapling instrument of stapling casket of the present invention;

Fig. 2 is and Fig. 1 corresponding view that wherein, half one that faces beholder's cover is omitted, and shows basal plane;

Fig. 3 is the view of being got below stapling instrument shown in Figure 1;

Fig. 4 is the detail view of combination staple rail in the present invention, and this view also illustrates staple bar and feed arrangement;

Fig. 5 is and Fig. 4 corresponding view, shows the stapling instrument from the top;

Fig. 6 is the zoomed-in view by the part of the indicated staple rail of A-A among Fig. 5;

Fig. 7 is the front view of stapling instrument shown in Figure 1, makes that wherein the cover in the online B-B lower zone is transparent; And

Fig. 8 is the zoomed-in view of area B-B among Fig. 7.

The specific embodiment

Fig. 1 illustrates the stapling instrument 1 that is made of stapling rifle 2, and stapling rifle 2 comprises staple gun body 3 and triggers handle 4.Fig. 2 illustrates staple gun body 3 and accommodates staple casket 5, and staple casket 5 comprises staple rail 6 and staple cover 7, and this staple casket 5 only illustrates in the mode of summarizing in this figure.The staple rail bearing carries the staple of depositing with the form of staple bar 98.By being located at the feed arrangement 10 on the staple rail, towards outlet 11 feeding (see figure 3)s, indicated by arrow F by direction of feed by forward for the staple bar.Along direction F feed arrangement 10 is applied effect by pre-tensioned elastic device, this elastic device is not shown in the accompanying drawings, but it can be by other any known can the constituting by pre-tensioned elastic device known to disc spring or those skilled in the art.Actuator 12 is arranged on the exit with known sliding type.This actuator is connected with leaf spring 13, and is associated with triggering handle 4.Triggering handle 4 is connected with staple gun body 3 pivotly by pivot pin 14.When triggering handle 4 is mobile along being directed downwards of staple gun body (this direction is by arrow N indication), actuator 12 rises (this direction is by arrow U indication), and leaf spring 13 is tightened simultaneously.When the triggering handle moves to its extreme lower position, actuator and the connection that triggers between the handle are released, and leaf spring drives this actuator (this direction is opposite with direction U) forcibly downwards, the staple that is fed into outlet by actuator is driven and passes outlet and enter basal plane 15 like this, and staple is used for being fixed in this basal plane 15.Because this function do not constitute a part of the present invention, therefore will not describe here it, and just as the part of above-mentioned general introduction.

Fig. 4 is shown specifically staple rail 6.This diagram is overstepped the limit and is comprised the

guide

16,17 that extends along rail, and the first trackside face 18 and the second trackside face 19.It also shows staple bar 9, it comprises a plurality of staples 8 side by side, and staple 8 comprises first shank 20 and second shank 21 that has middle bizet 22.First shank 20 is placed along trackside face 18, and second shank 21 is placed along trackside face 19.It also shows feed arrangement 10 and comprise first contact device 23 that is provided with and contacts along trackside face 18 with 20 feedings of staple shank.This feed arrangement also is provided with second contact device 24 that is provided with and contacts with second shank 21 of staple along trackside face 19, and this second contact device is not clearly visible in Fig. 4, but is clearly shown that in Fig. 6.

It is how to be installed in the staple gun body 3 that Fig. 3 illustrates the staple rail.The staple gun body 3 that illustrates from below comprises staple cover 7, and it is provided with first inwall 25 and second inwall 26 that has center top 27.This body also is provided with gathering sill 28,29.As the skilled person will readily understand, by

guide

16,17 is placed gathering

sill

28,29, staple rail 6 is installed in the body 3, and like this, rail 6 extends in the cover 7, and this is below to becoming very clear in the description of Fig. 7 and 8.Rail can move forward and backward along the longitudinal, and is longitudinally kept putting in place by the interaction of latch 30 (Fig. 4), and latch 30 is set on the rail by the opening 31 (Fig. 2) that is located in the staple gun body 3.

Fig. 5 and 6 illustrates the rail of seeing from the top 6, and Fig. 6 is the part amplification of regional A-A among Fig. 5.These figure clearly show that staple bar 9 and feed arrangement 10.These figure also illustrate first contact device 23 and second contact device 24 of feed arrangement, show described contact device simultaneously and contact with 21 with staple shank 20 respectively.As shown in these figures, feed arrangement also is provided with the 3rd contact device 32 that contacts with 22 feedings of staple bizet.To see easily as those skilled in the art, and must be provided with little gap respectively and between the

contact device

23 and 24 of feed arrangement, move along rail to allow feed arrangement at rail wall 18 and 19.Also must be provided with similar gap respectively and between

trackside face

18 and 19 at staple shank 20 and 21.This means that feed arrangement and staple bar all can slightly laterally move on rail 6, this direction is indicated by double-head arrow T in Fig. 6.If feed arrangement is moved to the left in Fig. 6, and the staple bar moves right, and contact device may lose with the feeding of staple shank and contact so; But, owing to having prevented that by means of the contact between the 3rd contact device 32 and the staple bizet 22 feed arrangement 10 from moving forward with respect to the staple bar, so will not have owing to the staple shank is stuck in the risk that feed arrangement is stopped up.

Fig. 7-8 clearly show that staple rail 6 and the 3rd contact device 32 position with respect to staple cover 7, and shows staple cover 7 closed orbit 6 basically.Also show contact device 32 and extend up to height H from rail, this height H is greater than the height h1 of staple bizet 22 above rail 6.Also show staple cover 7 and be provided with retainer 33, in this figure, this retainer 33 is made of staple cover top 27, staple cover top 27 prevents that staple 8 from moving up from staple rail 6, and show contact device 32 and extend to height H, this height H is greater than the height h2 that is limited by retainer 33.Having prevented like this that the staple bar from moving exceeds the 3rd contact device 32, this means that the 3rd contact device can not lose and the contacting of staple bizet 22.

Although above invention has been described with reference to the stapling rifle, be clear that the stapling instrument that it also is applicable to other type for those skilled in the art.

Claims

1. a staple casket (5), it constitutes the part of stapling instrument (1), this stapling instrument is used for staple (8) is connected to basal plane (15), staple is by first and second shanks (20 of bizet (22) in the middle of having, 21) constitute, described staple casket comprises staple rail (6) and staple cover (7), the staple of placing with staple bar (9) form leaves on the staple rail abreast, each shank is positioned at the both sides (18 of rail, 19), and staple cover (7) seals the staple rail basically, described staple bar by be located on the staple rail feed arrangement (10) and by (F) forward towards outlet (11) feeding, in direction of feed described feed arrangement is applied effect by pre-tensioned elastic device, this feed arrangement is provided with first and second contact devices (23 that lay respectively at described rail both sides, 24), and when the staple bar marched forward to the time, described first and second contact devices contact with the staple shank feeding that is positioned at respective side, described feed arrangement (10) is provided with the 3rd contact device (32) that contacts with staple bizet (22) feeding, described the 3rd contact device (32) extends up to height (H) from described staple rail (6), this height (H) is higher than the height (h1) of staple bizet (22) above the staple rail, described staple casket (7) is combined with the retainer (33) that prevents that staple bar (9) from rising from staple rail (6), it is characterized in that described the 3rd contact device (32) is gone up the height (h2) that staple bar (9) rises from staple rail (6) that prevents at retainer (33) place from the height (H) that staple rail (6) extends up to greater than described staple casket (7).