CN202030317U - Fastener pushing device, fastener delivery mechanism and fastener automatic feeding system - Google Patents

Abstract

The utility model discloses a fastener pushing device, a fastener delivery mechanism and a fastener automatic feeding system. The device comprises an outer housing, a sliding unit and a driving device, wherein the outer housing is provided with a first entrance for gas or a first fastener and a second entrance for a second fastener and an exit vertically aiming to the first entrance; the sliding unit is arranged inside the outer housing and is provided with a first through hole and a second through hole, and the sliding unit is capable of transversely moving between a first position and a second position; and the driving device is connected with the sliding unit and is used for driving the sliding unit. When the sliding unit is positioned at the first position, the first through hole aims to the first entrance and the exit, and the second through hole aims to the second entrance. When the sliding unit is positioned at the second position, the second through hole aims to the first entrance and the exit. According to the utility model, a fastener is dropped into a delivery pipe in a vertical state; therefore, the risk that the fastener is blocked, injured or damaged and the possibility that the fastener is overturned are obviously reduced, and delivery efficiency of the fastener is further improved.

Description

Fastener thrust unit, fastener connecting gear and fastener are given system automatically

Technical field

The utility model is usually directed to a kind of fastener and gives technology automatically, relates more specifically to a kind of fastener thrust unit, comprises the fastener connecting gear of this fastener thrust unit, and comprises that the fastener of this fastener connecting gear gives system automatically.

Background technology

The fastener system of giving automatically typically refers to and a kind ofly is used for that the fastener (such as screw, rivet, bolt, nail etc.) of form at random is arranged machine from fastener and gives a kind of device that inserts mechanism's (such as fastening apparatus of nailing machine etc.) to fastener automatically.

Automatically give in the system at fastener, need provide distribution, transmission or feed apparatus usually,, and fastener is passed to flexible conduit one at a time so that from fastener guide rail or formation, sort out fastener.Then, these fasteners are transmitted to fastener by this flexible conduit and insert mechanism, thereby these fasteners are squeezed into the position of expectation.

Usually, need two systems to realize above-mentioned function.Transfer position (distribution passage) need pick up from the fastener guide rail with fastener in first system, and this system is exactly usually said branch nailing machine structure or fastener distributor gears.And second system need be transported to fastener with fastener from the distribution passage of aforementioned fasteners distributor gears by flexible conduit and insert mechanism, and it is exactly the continuous nail feeding machanism of being said usually, perhaps the fastener connecting gear.

In order to improve the efficient of fastening apparatus, need sometimes with two kinds or more the fastener of polymorphic type and/or size send same fastening apparatus to.Fastener is arranged under the efficient condition of limited of machine in that fastening repetition period is extremely important, may need many fastener arrangement machines to continue to same fastening apparatus and transmit fastener.

In the prior art, had the fastener connecting gear that is used for this situation.For example, in Japanese Patent Application Laid-Open 2009-256001, disclosed a kind of hose adapter that parts are supplied with machine that is used for.According to the disclosure, hose adapter has first passage and bevelled second channel, first passage can pass through for the parts from main pipe, second channel is communicated with first passage at certain midway location of first passage, so that will be sent in the first passage from the parts (such as screw) of connected parts supply machine, and then send it in the main pipe.Utilize such hose adapter, just can form the fastener connecting gear that is suitable for distributing multiple fastener, thereby provide polytype parts to securing device.

Yet may there be some problems in the technical scheme according to aforementioned Japanese patent application in open.At first, first passage and second channel are interconnected in the bevelled mode, will fall into first passage with the bevelled state from the parts in the ramp way, and therefore in this process, there is the danger that is stuck in the passage in the bevelled parts.In addition,, also might be changed to the process of vertical state, because of sustaining damage with vias inner walls generation friction and collision or damaging from inclination commentaries on classics state even if be not stuck.Secondly, according to this technical scheme, the space of second channel and first passage intersection is very big for the size of passage own, and such as the fastener of screw normally with end cap last, bar portion under mode fall, this means that its top is heavier.Therefore, under such large space and possible case of collision, the heavier fastener in top may produce upset, the result with end cap down, bar portion is transmitted in last mode.This situation is not expect especially.

Therefore, this area exists and a kind of the fastener connecting gear is carried out improved needs.

The utility model content

In view of this, a purpose of embodiment of the present utility model provides a kind of and carries out improved technical scheme for the fastener connecting gear, and it is to the small part elimination or alleviated foregoing problems.

Fastener thrust unit, fastener connecting gear that comprises this fastener thrust unit that above-mentioned purpose can provide by embodiment of the present utility model and the fastener that comprises this fastener the connecting gear system of giving are automatically realized.

According to first aspect of the present utility model, provide a kind of fastener thrust unit.This fastener thrust unit can comprise: shell, and it has first inlet that is used for the gas or first fastener and second inlet that is used for second fastener, and the outlet of aiming at described first inlet on vertically; Sliding unit is arranged on described enclosure and has first through hole and second through hole, described sliding unit can be between the primary importance and the second place side travel; And actuating device, be connected with described sliding unit, be used to drive described sliding unit, wherein when described sliding unit is positioned at described primary importance, described first through hole is aimed at described first inlet and described outlet, and described second through hole is aimed at described second inlet; And when described sliding unit was positioned at the described second place, described second through hole was aimed at described first inlet and described outlet.

According to an embodiment of the present utility model, this fastener promotes equipment can also comprise first side plate, and it is installed in an end of described shell, and described actuating device passes this first side plate and installs.

According to another embodiment of the present utility model, this fastener promotes equipment can also comprise second side plate, and it is installed in the other end of described shell, is provided with spring between described second side plate and described sliding unit.

According to an embodiment more of the present utility model, on described second side plate, locating piece can be set, described locating piece and described sliding unit are configured to contact with each other when the described second place.

According to another embodiment of the present utility model, an end that contacts with described spring at described sliding unit can have bossing, and described bossing inserts in the described spring and contacts with described locating piece when the described second place.

According to another embodiment of the present utility model, this fastener promotes equipment can also comprise guide finger, and described sliding unit comprises the groove parallel with its moving direction, and described guide finger passes the through hole that is reserved on the described shell and inserts described groove.

According to an embodiment more of the present utility model, this fastener promotes equipment and can also comprise among following one or more: with the described first inlet bonded assembly, first adaptor union; With the described second inlet bonded assembly, second adaptor union; And with described outlet bonded assembly the 3rd adaptor union.

According to the second aspect of this utility model, provide a kind of fastener connecting gear.This fastener connecting gear can comprise: delivery catheter is used to transmit described fastener; Distribution ducts is used to be received from the fastener that the fastener distribution device distributes; According to above-mentioned fastener thrust unit of the present utility model, itself and described distribution ducts dispose accordingly; First entrance and exit of wherein said fastener thrust unit is connected with the upstream and downstream delivery catheter respectively, and second inlet of described fastener thrust unit is connected with described distribution ducts.

According to an embodiment of the present utility model, described fastener thrust unit and described distribution ducts are a plurality of, and described distribution ducts is used to receive the fastener of dissimilar and/or size.

According to the third aspect of the present utility model, also provide a kind of fastener to give system automatically.This system can comprise the described fastener connecting gear of second aspect of the present utility model and dispose accordingly and the coupled fasteners distributor gears with it.

According to embodiment of the present utility model, the technical scheme that allows fastener to fall into delivery catheter or main pipe in vertical state is provided, therefore, can significantly reduce risk and the fastener that fastener is stuck, damages or damage the risk of upset takes place, but also improve the fastener transmission efficiency.

Description of drawings

By shown embodiment in conjunction with the accompanying drawings is elaborated, above-mentioned and other features of the present utility model will be more obvious, and identical label is represented same or analogous parts in the utility model accompanying drawing.In the accompanying drawings:

The general view of the schematically illustrated fastener thrust unit according to embodiment of the present utility model of Fig. 1;

Fig. 2 A schematically shows the exploded drawings according to the fastener thrust unit of embodiment of the present utility model;

Fig. 2 B schematically shows the exploded drawings after the fastener thrust unit shown in Fig. 2 A is reversed;

Fig. 3 A schematically shows the section-drawing according to the fastener thrust unit of embodiment of the present utility model, and wherein said sliding unit is positioned at primary importance;

Fig. 3 B schematically shows another section-drawing according to the fastener thrust unit of embodiment of the present utility model, and wherein said sliding unit is positioned at the second place;

Fig. 4 A and Fig. 4 B show the diagram of the system that gives automatically according to the fastener of an embodiment of the present utility model, wherein this fastener automatically the system of giving comprise according to the embodiment of the present invention fastener transfer structure; And

Fig. 5 A and Fig. 5 B show the diagram of the system that gives automatically according to the fastener of another embodiment of the present utility model, wherein this fastener automatically the system of giving comprise according to the embodiment of the present invention fastener transfer structure.

The specific embodiment

Below with reference to the accompanying drawings to the fastener thrust unit that provides of the present utility model, fastener connecting gear and fastener automatically the system of giving be elaborated.

In the following description the term of Shi Yonging " on ", the direction seen when D score, " top ", " end " " left side ", " right side ", " preceding ", " back " directional terms are meant and observe accompanying drawing perpendicular to accompanying drawing paper direction.

At first, will exemplary configurations according to the fastener thrust unit of the utility model embodiment be described with reference to figure 1, Fig. 2 A and Fig. 2 B.Wherein, the general view of the schematically illustrated fastener thrust unit 100 according to an embodiment of the present utility model of Fig. 1, the schematically illustrated exploded drawings according to fastener thrust unit 100 of the present utility model of Fig. 2 A shows the exploded drawings after the upset of the fastener thrust unit shown in Fig. 2 A to Fig. 2 B meaning property.

Shown in Fig. 1, Fig. 2 A and Fig. 2 B, fastener thrust unit 100 can comprise shell 10.This shell 10 has two inlets that are used for fastener on its end face, i.e. first inlet, 11 and second inlet, 12 (referring to Fig. 2 A), and outlet 13 (referring to Fig. 2 B) are arranged in its bottom surface.Wherein first inlet 11 is aimed at outlet 13 on vertical.In addition, be connected with distribution ducts with delivery catheter (main pipe) for convenience, also be preferably first inlet, 11, second inlet 12 and export 13 and be equipped with first adaptor union 14, second adaptor union 15 and the 3rd adaptor union 16 respectively, wherein said delivery catheter is to give the conduit that is used to transmit fastener in the system automatically at fastener, may also be referred to as and take pipe as the leading factor, and distribution ducts is the conduit that is used to receive the fastener that the fastener distribution device distributes.

Shown in Fig. 2 A and Fig. 2 B, fastener thrust unit 100 portion within it comprises cylindrical sliding unit 20, and it is owing to blocked and do not illustrate at Fig. 1 by shell 10.This sliding unit 20 is arranged on shell 10 inside, and has first through hole 21 and second through hole 22, and this sliding unit 20 can be between the primary importance and the second place side travel, this will be elaborated with reference to figure 3A and Fig. 3 B hereinafter.End at this sliding unit 20 has jut 23, shown in Fig. 2 A and Fig. 2 B.In addition,, and guarantee that sliding unit 20 can not rotate in moving process, also preferably on sliding unit 20, be provided with the strip shape groove 24 parallel, shown in Fig. 2 B with the moving direction of this sliding unit for moving of guided slidable unit 20.The guide finger mounting hole 17 that guide finger 25 is reserved on will a surface by shell 10 is connected with outer casing screw, and inserts in this groove 24.In the process that sliding unit 20 moves, this guide finger 25 will remain in this strip shape groove 24 always, rotate to prevent it.As can be seen, be respectively arranged with guide finger mounting hole 17 on two apparent surfaces on the shell from Fig. 2 A and Fig. 2 B, one of them is standby hole.Sliding unit 20 is have rotational symmetry cylindric, so guide finger 25 can be inserted in the groove 24 by any one guide finger mounting hole 17.

In addition, alternatively, this fastener promotes equipment 100 can also comprise actuating device 30, for example is small-sized cylinder or other any suitable actuating devices.This actuating device 30 is connected with an end of sliding unit 20, is used to drive sliding unit 20 and moves.At actuating device 30 is under the situation of small-sized cylinder, and the one end can be communicated with gas pressure source, and the piston rod that is positioned at its other end can connect with sliding unit machinery, so that drive sliding unit 20 by high pressure gas, referring to Fig. 3 A and Fig. 3 B.

In addition, shown in Fig. 2 A and Fig. 2 B, this fastener drive equipment 100 can also comprise side plate 41 and 42.As shown in the figure.Side plate 41 and 42 and two sidewalls of shell 10 on be provided with four through holes be installed, but be not limited in 4.By these through hole is installed,, side plate 41 and 42 can be installed on the shell 10 by means of such as anchor fittings such as screws.Actuating device 30 can pass side plate 41 and install, shown in Fig. 1, Fig. 2 A and 2B.Between side plate 42 and sliding unit 20, be provided with spring 44.This spring 44 will be against sliding unit 20, and when sliding unit 20 moves to the second place, will provide the power that turns back to primary importance for sliding unit 20 by the mechanical energy of storing because of compression.In addition, on side plate 42, heart position therein for example, can be provided with a locating piece 43, at form or any other appropriate form that this locating piece 43 for example is a screw, it is set to contact with sliding unit 20 when sliding unit 20 arrives the second place, in case the sliding stop unit is moved further, it is accurately positioned in the second place.In addition preferably, have bossing at described sliding unit 20 with the end that described spring 44 contacts, described bossing can insert in the described spring 44, and contacts with described locating piece when being configured to the described second place.

Shown in Fig. 1, Fig. 2 A and Fig. 2 B, some mounting holes 18 can be set in end face, bottom surface and the side of this shell in addition, so that be fixed or be installed to other devices.

Next, will describe principle of work and process in detail with reference to figure 3A and Fig. 3 B according to the fastener thrust unit of the utility model embodiment.At first with reference to figure 3A, the diagram when it shows fastener thrust unit according to the utility model embodiment and is in primary importance.As shown in Figure 3A, when primary importance, under the application force of spring 44, sliding unit 20 is fixed and remains on this position.At this moment, the through hole 21 of sliding unit 20 is aimed at first inlet 11 and the outlet 13 of shell 10, thereby forms a continuous vertical path, so that the high pressure air or the fastener itself that allow to be used for promoting fastener to transmit pass through from this path.On the other hand, the through hole 22 of sliding unit 20 is aimed at second inlet 12 of shell 10, so that the interim fastener that for example distributes from the fastener distribution device that receives.

In through hole 22, receive when fastener is arranged, can drive this sliding unit 20, move so that make to the left, thereby it is pushed to the position shown in Fig. 3 B from the position shown in Fig. 3 A by actuating device 30.Especially, can provide high pressure gas to actuating device 30 by gas source, under the effect of high pressure gas, the piston 31 in the actuating device 30 will move towards the left side shown in the figure, and arrive the second place shown in Fig. 3 B.Simultaneously, spring 44 is compressed and store mechanical energy, and when the second place, the protrusion 23 of sliding unit 20 will contact with locating piece 43, further moves to stop sliding unit 20.Like this, when the second place, through hole 22 is aimed at first inlet 11 and outlet 13, thereby also forms a continuous vertical path.The fastener that like this, temporarily is contained in the through hole 22 just can fall into delivery catheter or the main pipe that is connected with adaptor union 16 from this path.

After fastener in through hole 22 falls into delivery catheter, can cut off gas source, to interrupt air feed to actuating device 30.Because when the second place, store mechanical energy in the compressed spring 44, therefore after cutting off gas source, under the application force that this machinery the subject of knowledge and the object of knowledge provides, sliding unit 30 will move towards the right side, thereby automatically return to the primary importance shown in Fig. 3 A from the second place shown in Fig. 3 B.Like this, just finished a working cycle.After in through hole 22, receiving the new fastener that has distributed, just can repeat aforementioned operation, move to the position shown in Fig. 3 B once more from the primary importance shown in Fig. 3 A.

By embodiment of the present utility model, two through holes 21 and 22 are provided on sliding unit 20, wherein when primary importance, a through hole 21 is aimed at first inlet 11 and the outlet 13 of fastener thrust unit, thereby form a continuous Vertical Channel, therefrom pass through with the fastener of permission, and another through hole 22 is aimed at second inlet 12 of fastener to receive the fastener of also interim maintenance from the fastener distribution device from delivery catheter or main pipe.When second through hole 22 receives and maintains fastener, sliding unit moves laterally to the second place from primary importance, this moment, second through hole 22 was aimed at described first inlet 11 and described outlet 13, thereby form new continuous Vertical Channel, to allow to remain on fastener in second through hole to fall into delivery catheter or main pipe.Therefore, in the utility model, fastener is that vertical state falls into delivery catheter or main pipe, and its in whole process by having the passage of same diameter, so in terms of existing technologies, the risk that fastener was stuck, damages or damaged risk and fastener generation upset all has been greatly diminished.In addition, also improved the fastener transmission efficiency.

In addition, the utility model also provides a kind of fastener connecting gear and has comprised that the fastener of this fastener connecting gear gives system automatically.In down, will be described in greater detail with reference to figure 4A, Fig. 4 B, Fig. 5 A and Fig. 5 B.

At first with reference to figure 4A and Fig. 4 B, it shows the planar view and the block diagram of the system that gives automatically according to the fastener of an embodiment of the present utility model respectively.Shown in Fig. 4 A and Fig. 4 B, the fastener system of giving automatically comprises fastener connecting gear and fastener distributor gears, wherein the fastener connecting gear comprises fastener thrust unit 100a and 100b and connected delivery catheter 150a, 150b, 150n and distribution ducts 160a, 160b, and this fastener distributor gears comprises fastener distribution device 200a and 200b.First inlet of fastener thrust unit 100a is connected with delivery catheter 150a via adaptor union 14a.This delivery catheter for example is a flexible pipe, and is connected with gas source, is used to transmit the high pressure gas that can promote fastening transmission.Second inlet of this fastener thrust unit 100a is connected with distribution ducts 160a via adaptor union 15a, and this distribution ducts 160a is connected to fastener distribution device 200a.The outlet of this fastener thrust unit 100a transmits so that fastener is transmitted downstream via the delivery catheter 150b that adaptor union 16a is connected to the downstream.

Similarly, fastener thrust unit 100b is connected with delivery catheter 150b via the first adaptor union 14b, to be used to receive the fastener from the upstream; Fastener thrust unit 100b also is connected with distribution ducts 160b via the second adaptor union 15b, and this distribution ducts 160b is connected to fastener distribution device 200b then, can be received from the fastener of the distribution of fastener distribution device 200b by this.The outlet of fastener thrust unit 100b can be connected to delivery catheter 150n via the 3rd adaptor union 16b, and this delivery catheter for example is connected to the fastening apparatus that is used for fastener is squeezed into the appropriate location, such as nailing machine.

Therefore, give system automatically, just can transmit the fastener of two kinds of dissimilar and/or sizes to fastening apparatus by fastener connecting gear shown in the figure and fastener.

In addition, the also schematically illustrated fastener according to another embodiment of the present utility model of Fig. 5 A and Fig. 5 B is given the planar view and the block diagram of system automatically.According to the fastener of this embodiment give system automatically and mechanism shown in Figure 4 similar substantially, difference is that the fastener connecting gear further comprises fastener thrust unit 100c, coupled delivery catheter 150c and distribution ducts 160c, and the fastener distributor gears further comprises fastener distribution device 200c.First inlet of this fastener thrust unit 100c is connected to the delivery catheter 150c of upstream by adaptor union 14c and its second inlet is connected to the distribution ducts 160c that is used for fastener distribution device 200c by adaptor union 15c, so that be received from the fastener that fastener distribution device 200c distributes.The outlet of this fastener thrust unit 100c is connected to the distribution ducts 150n in downstream, this minute conduit as previously mentioned, be connected to fastening apparatus.Thereby, give system automatically by the fastener shown in Fig. 5 A and Fig. 5 B, can transmit the fastener of three types and/or size to fastening apparatus.

From Fig. 4 A, Fig. 4 B, Fig. 5 A and Fig. 5 B as can be seen, fastener connecting gear and fastener distributor gears correspondingly dispose, in other words, be each fastener distribution device 200a, 200b and 200c outfit corresponding fasteners thrust unit 100a, 100b and 100c.In addition, each fastener distribution device 200a, 200b and 200c are connected to second inlet of respective fastener thrust unit 100a, 100b and 100c by distribution ducts 160a, 160b and 160c.First entrance and exit of fastener thrust unit 100a, 100b and 100c then is connected with the delivery catheter of upstream and the delivery catheter in downstream respectively.Therefore, automatically give system by the fastener connecting gear and the fastener that constitute according to aforementioned connection mode, just can be with the delivery catheter of sending into from the fastener of the polytype of a plurality of fastener distribution devices and/or size in the fastener connecting gear, and then send it to fastening apparatus such as nailing machine by this delivery catheter.In addition, according to fastener connecting gear of the present utility model and fastener automatically the system of giving can significantly reduce risk and the fastener that fastener is stuck, damages or damage the risk of upset takes place, but also improved the fastener transmission efficiency.

Need to prove that fastener connecting gear shown in Fig. 4 A, Fig. 4 B, Fig. 5 A and Fig. 5 B and fastener are given the just purpose of property presented for purpose of illustration of system automatically, the utility model is not limited in this.Those skilled in the art can be according to actual needs, and design comprises that the fastener thrust unit of any right quantity and the fastener connecting gear and the fastener of fastener distribution device give system automatically, and these all drop in the scope of the present utility model.

Need to prove that in the superincumbent embodiment, shell 10 is shown as cuboid, yet the utility model is not limited in this, also can be designed as have cylinder, any other shape that is fit to such as trapezoidal cylinder, hexagon cylinder.

In the superincumbent description, sliding unit 20 is described to have cylindric, however the utility model be not limited thereto, on the contrary, sliding unit 20 can be taked any other suitable shape, for example, cuboid, hexagon cylinder, elliptic cylindrical etc.In addition, be not under the rotational symmetric situation at sliding unit, just can in moving process, not rotate, therefore just need not to be provided with groove 24, guide finger 25 and guide finger mounting hole 17.

In addition, in the superincumbent description, show this fastener thrust unit 100 and have the adaptor union that is used for each entrance and exit.Yet, need to prove that adaptor union is for convenience of being connected with conduit and providing.In fact, fastener thrust unit of the present utility model also can not comprise adaptor union, these adaptor unions but can be used as mounting fittings and provide.

Still it should be noted that in addition,, make sliding unit 20 turn back to primary importance by spring 44, yet the utility model is not limited in this from the second place according to the utility model.For example, also can adopt double-acting cylinder to drive the motion of sliding unit 20 between the primary importance and the second place, and not need this spring 44.

In description above, by means of the outshot 23 of locating piece 43 and sliding unit 20 sliding unit 20 is positioned at the second place, yet the present invention is not limited thereto.For example, outshot 23 can be set, and locating piece 43 is set to suitable length,, thereby sliding unit 20 be positioned so that when the second place, contact with sliding unit 20.In addition, under the situation that spring 44 is not set, locating piece also can be arranged on shell 10 in-to-in appropriate locations.In addition, this location also can be realized by the driving stroke that actuating device suitably is set, and be need not this locating piece.

Although in the description in front, be depicted as the fastener thrust unit and include two side plates 41 and 42, yet the utility model is not limited thereto.But also can will actuating device 30, locating piece 43 etc. be directly installed on the shell 10 by suitable mode, and not by side plate.

In addition, also it should be noted that, in the fastener connecting gear according to utility model, include according to fastener thrust unit of the present utility model, the fastener distribution device then can be the device of any kind, such as any conventional fastener distribution device that is commercially available, perhaps future is with the fastener distribution device of any kind of appearance.

Need to prove that also fastener thrust unit of the present utility model, fastener connecting gear and the fastener system of giving automatically are applicable to any fastener of transmission, have the rod-like members of end cap such as screw, rivet, bolt, nail or other ends.

One skilled in the art will appreciate that the above-mentioned embodiment that provides just in order to explain the utility model, rather than limit protection domain of the present utility model.Those skilled in the art can carry out various modifications and variations within the scope of the appended claims under the situation that does not deviate from the utility model protection domain.

Though described the utility model, should be appreciated that the utility model is not limited to disclosed embodiment with reference to the embodiment of considering at present.On the contrary, the utility model is intended to contain the interior included various modifications and the equivalent arrangements of spirit and scope of claims.The scope of following claim meets broad interpretation, so that comprise all such modifications and equivalent structure and function.

Claims (10)

1. fastener thrust unit is characterized in that comprising:

Shell, it has first inlet that is used for the gas or first fastener and second inlet that is used for second fastener, and the outlet of aiming at described first inlet on vertically;

Sliding unit is arranged on described enclosure and has first through hole and second through hole, described sliding unit can be between the primary importance and the second place side travel; And

Actuating device is connected with described sliding unit, is used to drive described sliding unit,

Wherein when described sliding unit was positioned at described primary importance, described first through hole was aimed at described first inlet and described outlet, and described second through hole is aimed at described second inlet; And when described sliding unit was positioned at the described second place, described second through hole was aimed at described first inlet and described outlet.

2. fastener thrust unit according to claim 1 is characterized in that, also comprises first side plate, and it is installed in an end of described shell, and described actuating device passes this first side plate and installs.

3. fastener thrust unit according to claim 2 is characterized in that, also comprises second side plate, and it is installed in the other end of described shell, is provided with spring between described second side plate and described sliding unit.

4. fastener thrust unit according to claim 3 is characterized in that, described second side plate is provided with locating piece, and described locating piece and described sliding unit are configured to contact with each other when the described second place.

5. fastener thrust unit according to claim 4 is characterized in that, an end that contacts with described spring at described sliding unit has bossing, and described bossing inserts in the described spring and contacts with described locating piece when the described second place.

6. fastener thrust unit according to claim 1 is characterized in that, also comprises guide finger, and described sliding unit comprises the groove parallel with its moving direction, and described guide finger passes the through hole that is reserved on the described shell and inserts described groove.

7. fastener thrust unit according to claim 1 is characterized in that, also comprises among following one or more:

With the described first inlet bonded assembly, first adaptor union;

With the described second inlet bonded assembly, second adaptor union; And

With described outlet bonded assembly the 3rd adaptor union.

8. a fastener connecting gear is characterized in that, comprising:

Delivery catheter is used to transmit described fastener;

Distribution ducts is used to be received from the fastener that the fastener distribution device distributes; And

According to each described fastener thrust unit of claim 1 to 7, itself and described distribution ducts dispose accordingly, first entrance and exit of wherein said fastener thrust unit is connected with the upstream and downstream delivery catheter respectively, and second inlet of described fastener thrust unit is connected with described distribution ducts.

9. fastener connecting gear according to claim 8 is characterized in that, described fastener thrust unit and described distribution ducts are a plurality of, and described distribution ducts is used to receive the fastener of dissimilar and/or size.

10. a fastener is given system automatically, it is characterized in that, comprises fastener connecting gear according to claim 8 and disposes accordingly and the coupled fasteners distributor gears with it.

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