CN204735838U - Finding feeding device - Google Patents

Abstract

The utility model provides a finding feeding device. Adopt this finding feeding device, even from waiting for that the position changes and also can tackle easily to keeping removing distance between the position, and can set up with saving space to can supply with the finding that is correct posture rapidly, in addition, also can tackle easily even treat that the size shape of finding of letter sorting changes. Finding feeding device (M1) includes: supply with head (110), it can keep welding the nut (N1) on work piece (W) to can keep and supply with to near work piece (W's) welding position (WP) nut (N1), and finding range transport portion (1), it can be arranged storage many nuts (N1) in bucket (10) to the nut (N1) that to arrange is carried and is supplied with head (110) side.

Description

Finding feedway

Technical field

The utility model relates to a kind of finding feedway, and this finding feedway can one by one keep many findings stored, and finding is supplied to the welding position of workpiece one by one.

Background technology

In the past, this nut feeder was configured to comprise: supply head, and it can be kept for the nut be welded on workpiece, and near the welding position that can remain nut and nut is supplied to workpiece; And nut arrangement delivery section, it arranges many nuts be stored in bucket, and nut is flowed to supply head.And supply head is configured to utilize magnetic force to be remained to from holding fix by nut and keeps removing position, and the maintenance (such as with reference to patent document 1) of position releasing to nut is removed in the maintenance near welding position.

This supply head comprises supply bar, and supply bar comprises: outer cylindrical portion, is configured with permanent magnet on the top of outer cylindrical portion, and this permanent magnetism physical efficiency utilizes magnetic-adsorption nut; And interior side lever portion, it is configured in the inner side of outer cylindrical portion.And supply bar and the piston rod of cylinder are connected, thus can advance, retreat, and supply bar and be supported on cylindrical holding portions in slidable mode.

Should supply head, when being made supply bar advance by cylinder operation, the permanent magnet magnetic absorption nut of outer cylindrical portion is until nut arrives near welding position.But near welding position, the stop part being located at cylindrical holding portions makes outer cylindrical portion stop moving, and only has interior side lever portion to move on.

In such a configuration, before by stop part restriction site, utilize the magnetic force of the permanent magnet of outer cylindrical portion nut to be remained on the top of supply bar always.Then, when being configured near welding position by nut, stop part stops the movement of outer cylindrical portion.Therefore, only have interior side lever portion to move on, then, permanent magnet is separated with the top in interior side lever portion, and thus, interior side lever portion no longer produces absorption affinity to nut, therefore nut falling from the top in interior side lever portion, and then is configured in welding position.

And, the feedway of other nut in the past etc. is configured to: make spherical bucket vibration, and then make to be stored in the spiral helicine transport path portion of the nut in bucket on the perisporium of the cylindrical shape of bucket and climb, then, such as utilize sorting portion only to be sorted out by the nut that the welding projection of nut is configured in the prescribed form of the state of lower face side, and they are transported to supply chute side (such as with reference to patent document 2).This sorting portion is configured to can change for the curved perisporium of bucket, can tackle the change of the size shape of nut.

And other feedwaies are in the past configured to also comprise: the bucket of rectangular shape, it is for storing many bolts as finding; Elevating mechanism portion, it can be elevated, for finding to be shifted onto the upper end side of the sidewall of bucket from the diapire side of bucket; And trucking department, it is configured in the upper end side of sidewall, can push to being lifting mechanism part the bolt come and is transported to supply chute side (such as with reference to patent document 3).This trucking department comprises the oscillating feeder being carried bolt by vibration, and, sorting portion is equipped above oscillating feeder, this sorting portion can be transported to supply chute side by being handled upside down in next bolt, in correct body position bolt, and is sent back in bucket by the bolt in incorrect posture.

Prior art document

Patent document

Patent document 1: Japanese Unexamined Patent Publication 2-144324 publication (Fig. 1 ~ Fig. 3 with reference in this publication)

Patent document 2: Japanese Unexamined Patent Publication 2006-240791 publication

Patent document 3: Japanese Unexamined Patent Publication 11-59870 publication

Utility model content

The problem that utility model will solve

But, with regard to the nut feeder described in patent document 1 in the past, when changing from holding fix to the distance kept between releasing position, except needing to change the length in the piston rod of cylinder, guide barrel portion, also need to change the supply outer cylindrical portion of bar and the length of these two components of interior side lever portion, cannot easily tackle above-mentioned change.

And, with regard to the feedway described in patent document 2 in the past, being spherical for being stored as the bucket of the nut of finding, needing to consider its diameter dimension, width dimensions, depth dimensions, therefore, existing problems in joint space-efficient.And, namely the change dealing with the size shape of nut to be sorted by changing sorting portion is allowed to, but, for carrying the transport path portion of nut in the curve-like corresponding with the curvature of spherical bucket, the design of sending the sorting sheet of bucket side etc. after being sorted by nut back to needs to spend the time, and this device also unresolved this problem above-mentioned.And, if the diameter dimension of bucket is different, also cannot install even if then prepared multiple sorting portion, cannot be corresponding with bucket.

And, with regard to the feedway described in patent document 3 in the past, although bucket has been made rectangular shape, near the corner portion being easy to bucket to be configured in factory, can economical space saving arrange, but, transport path portion involving vibrations batcher, at rapid sorting finding and finding is supplied to supply chute in existing problems.

Namely the utility model is made to solve the problem, its object is to, a kind of finding feedway is provided, adopt this finding feedway, even if also easily can tackle to keeping the distance removed between position to change from holding fix, and can economical space saving arrange, and promptly can supply the finding in correct body position, and, also can easily tackle even if the size shape of finding to be sorted changes.

For the scheme of dealing with problems

The explanation of technical scheme 1

Finding feedway of the present utility model is configured to comprise:

Supply head, it can be kept for the finding be welded on workpiece, and above-mentioned finding can be kept and be supplied near the welding position of above-mentioned workpiece; And

Finding arrangement delivery section, it can arrange many findings be stored in bucket, and the finding arranged is flowed to above-mentioned supply head,

Above-mentioned supply head utilizes magnetic force that above-mentioned finding is remained to maintenance from holding fix and removes position, and keeping removing the maintenance of position releasing to above-mentioned finding, the feature of above-mentioned finding feedway is,

Above-mentioned supply head is configured to comprise:

Supply bar, the piston rod of itself and cylinder is connected, and can advance, retreat, and this supply bar comprises magnetic;

Cylindrical holding portions, its mode of sliding therein for above-mentioned supply bar when retreating supports above-mentioned supply bar;

Magnet exciting coil, it is disposed in around the above-mentioned supply bar in this cylindrical holding portions, can to above-mentioned supply bar excitation, to enable the above-mentioned finding of above-mentioned supply bar magnetic suck, and, magnetic pole can be made oppositely to above-mentioned supply bar excitation;

Supply chute, it can arrange the above-mentioned finding from above-mentioned finding arrangement delivery section, and the holding fix in the top ends front of above-mentioned supply bar when above-mentioned finding being foremost configured in retrogressing, and, this supply chute has supply mouth, and the above-mentioned finding that this supply mouth can keep for the top ends of above-mentioned supply bar when being advanced passes; And

Shutter portion, its with the above-mentioned supply mouth of mode shutoff that back down of above-mentioned finding that can be kept by the top ends of above-mentioned supply bar when being advanced, opening portion in the direction of advance of above-mentioned supply bar,

Above-mentioned finding arrangement delivery section is configured to the above-mentioned finding in correct body position to be supplied via above-mentioned supply chute,

Above-mentioned finding arrangement delivery section comprises: bucket, and it is for storing many above-mentioned findings; Elevating mechanism portion, it is for shifting the upper end side of the sidewall of above-mentioned bucket onto from the diapire side of this bucket by above-mentioned finding; And trucking department, it is configured in the upper end side of above-mentioned sidewall and is connected with above-mentioned supply chute, and this trucking department can be transported to above-mentioned supply chute side by being pushed to by above-mentioned elevating mechanism portion the above-mentioned finding come,

Above-mentioned trucking department is equipped with sorting portion, and this sorting portion can be transported to above-mentioned supply chute side by being handled upside down in next above-mentioned finding, in correct body position above-mentioned finding, and sends back in above-mentioned bucket by the above-mentioned finding in incorrect posture,

Above-mentioned bucket is the roughly rectangular shape up with rectangular opening,

Above-mentioned trucking department comprises conveyer belt, and this conveyer belt is configured in the upper end side of above-mentioned sidewall, for above-mentioned finding being transported to above-mentioned supply chute side, and,

Above-mentioned sorting portion with the mode that can dismantle be disposed in above-mentioned conveyer belt, by the top of the upper surface side of linearly for above-mentioned finding conveying, and,

The installation position installing above-mentioned sorting portion can for the finding after changing from above-mentioned finding to install the 2nd sorting portion outside above-mentioned sorting portion, thus the finding in correct body position in this finding after above-mentioned finding changes can be transported to supply chute side, be sent back in above-mentioned bucket by the finding in incorrect posture.

In finding feedway of the present utility model, with regard to supply head, utilize magnet exciting coil to supply bar excitation, can by the top ends of the finding magnetic suck such as nut at supply bar.And, by making cylinder operation and then making supply bar advance together with piston rod, the maintenance that finding is supplied near welding position from holding fix can be removed position.And, when position is removed in the finding maintenance be configured near welding position, by making the magnetic pole of magnet exciting coil reverse, such as be set to: before oppositely supply bar top ends near be S pole, the finding that is attracted to this position is the words of N pole, so, make magnetic pole oppositely after, and then N pole is become near the top ends supplying bar, now, finding is still maintained the state of N pole, therefore, finding mutually repels with the top ends of supply bar and promptly departs from the top ends supplying bar, and is configured in welding position.

And, even if the holding fix of finding and the maintenance distance removed between position change, because supply bar comprises the single part formed by magnetic, therefore, as long as outside the length changing the piston rod of cylinder, cylindrical holding portions, the length only changing the single component of supply bar more just can tackle above-mentioned change, thus can easily tackle.

Thus, adopt finding feedway of the present utility model, even if also can easily tackle from holding fix to keeping the distance removed between position to change.And finding feedway of the present utility model can utilize magnetic pole mutually to repel to come smoothly and promptly make finding move to welding position from the top ends of supply bar.

And, the bucket of finding arrangement delivery section is the roughly rectangular shape that top offers oblong openings, and when from top view bucket, bucket is rectangle, thus can to make the bight of bucket towards the mode configuration store bucket of the side, corner portion of factory, like this, compared to situation about spherical bucket being configured near the portion of corner, bucket can be set in the mode embedding side, corner portion, can economical space saving arrange.

And, sorting portion is configured in conveyer belt, by the top of the upper surface side of linearly for finding conveying, and sorting portion can be set as linearity but not curve-like, thus, even if the size shape of finding to be sorted changes, as long as also the carrying direction linearly expansion of the shape of the sorting sheet in the 2nd sorting portion along conveyer belt is designed according to the outer shape of this finding, wherein, the sorting sheet in the 2nd sorting portion can send the finding in incorrect posture back to bucket side, and make the finding in correct body position lead to supply chute side, compared to the curved sorting portion of in the past such spherical nut batcher, even if be not practician, also can easily carry out design and deal with change.

And, when mounted, also only installation position need be utilized sorting portion to be arranged on the top at the position of the linearity of conveyer belt, can easily replace sorting portion and the sorting portion of correspondence is configured at trucking department.

And, sorting portion is linearly, as long as the length of the straight section that the carrying out of conveyer belt carries is to meet the size utilizing installation position to arrange sorting portion, even if the size of the bucket of rectangular shape changes, also can without barrier by with change after the corresponding sorting portion of finding be installed on installation position and use.

And, when utilizing trucking department to carry finding, not with oscillating feeder but with conveyer belt, thus promptly finding can be transported to and supply chute side.And, owing to promptly finding can be transported to supply chute side, therefore, work without the need to allowing feedway always, also can only need to make feedway work during the finding of specified quantity in supply target, thus the time producing operational sound can be shortened, and then noise can be suppressed to produce.

Thus, finding feedway of the present utility model can economical space saving be arranged, and promptly can supply the finding in correct body position, and, also can easily tackle even if the size shape of finding to be sorted changes.

The explanation of technical scheme 2

The feature of finding feedway of the present utility model is,

Be equipped between above-mentioned supply chute and above-mentioned trucking department and carry adjustment part, this conveying adjustment part is used for subtend above-mentioned supply chute and carries the situation of above-mentioned finding to adjust,

Above-mentioned conveying adjustment part comprises:

First engaging portion, its arrange for can in above-mentioned conveying adjustment part locking above-mentioned finding; And

Second engaging portion, it is disposed in than the position of above-mentioned first engaging portion by above-mentioned finding arrangement delivery section side, can locking such finding, namely because of locking by above-mentioned first engaging portion and in above-mentioned conveying adjustment part in ordered state above-mentioned finding in, from above-mentioned first engaging portion side number second finding and subsequent finding in arbitrary finding

By utilizing the locking above-mentioned finding of above-mentioned first engaging portion, thus stop carrying above-mentioned finding to above-mentioned supply chute and making above-mentioned finding be ordered state,

By utilizing the arbitrary finding in second above-mentioned finding in the locking above-mentioned finding in ordered state of above-mentioned second engaging portion, number from above-mentioned first engaging portion side and subsequent above-mentioned finding, and remove above-mentioned first engaging portion in the above-mentioned finding in ordered state, first above-mentioned finding locking of number from above-mentioned first engaging portion side, thus the above-mentioned finding in ordered state is flowed to above-mentioned supply chute.

In such a configuration, can adjust the number of finding to be conveyed, therefore, it is possible to suppress the carrying mistake caused because carrying too much finding to supply chute.

Accompanying drawing explanation

Fig. 1 is the figure of the finding feedway representing embodiment.

Fig. 2 is the outline longitudinal section of the supply head of the finding feedway representing embodiment.

Fig. 3 is the figure near the shutter portion of the supply head representing embodiment.

Fig. 4 be the supply head representing embodiment in order until nut is supplied to the figure of the state of welding position by supply head.

Fig. 5 represents that the supply bar at the supply head of embodiment is equipped with the figure of the state of confinement plate.

Fig. 6 is the top view of the finding arrangement delivery section of embodiment.

Fig. 7 is the top view using arranging delivery section the state after disassembling as the sorting accessory in sorting portion from the finding of embodiment.

Fig. 8 is the right view of the finding arrangement delivery section of embodiment.

Fig. 9 is the front view of the finding arrangement delivery section of embodiment.

Figure 10 is the top view of the sorting accessory of embodiment.

Figure 11 is the left view of the sorting accessory of embodiment.

Figure 12 is the upward view of the sorting accessory of embodiment.

Figure 13 is described top view and left view to the state of the 1st sorting component sorting nut utilized in the sorting portion of embodiment.

Figure 14 is top view to utilizing the state of nut of the 2nd sorting component sorting in correct body position in the sorting portion of embodiment to be described and sectional view.

Figure 15 is top view to utilizing the state of nut of the 2nd sorting component sorting in incorrect posture in the sorting portion of embodiment to be described and sectional view.

Figure 16 is the top view that is described of state to the 3rd sorting component sorting nut utilized in the sorting portion of embodiment and sectional view.

Figure 17 is the general profile chart be described the working condition in the elevating mechanism portion of embodiment.

Figure 18 is the general profile chart be described the working condition in the elevating mechanism portion of embodiment, and what it represented is state after the situation of Figure 17.

Figure 19 is the general profile chart be described the working condition in the elevating mechanism portion of embodiment, and what it represented is state after the situation of Figure 18.

Figure 20 is the general profile chart be described the working condition in the elevating mechanism portion of embodiment, and what it represented is state after the situation of Figure 19.

Figure 21 is the general profile chart be described the working condition in the elevating mechanism portion of embodiment, and what it represented is state after the situation of Figure 20.

What Figure 22 represented is the finding that there occurs change, is to represent that a kind of shape there occurs the stereogram of change, flanged nut.

Figure 23 is the close-up top view of the feedway of the state of the sorting accessory be provided with for sorting flanged nut.

Figure 24 is the left view of the sorting accessory shown in Figure 23.

Figure 25 is the top view and left view that are described the state utilizing the 1st sorting component to sort flanged nut when employing the sorting accessory shown in Figure 23.

Figure 26 is top view to utilizing the state of flanged nut of the 2nd sorting component sorting in correct body position to be described when employing the sorting accessory shown in Figure 23 and sectional view.

Figure 27 is top view to utilizing the state of flanged nut of the 2nd sorting component sorting in incorrect posture to be described when employing the sorting accessory shown in Figure 23 and sectional view.

Figure 28 is the top view and sectional view that are described the state utilizing the 3rd sorting component to sort flanged nut when employing the sorting accessory shown in Figure 23.

Figure 29 be in order to tackle size there occurs change nut and the state after sorting accessory adjusts is described, the top view of the finding of embodiment arrangement delivery section.

Figure 30 is the figure being equipped with the finding feedway of conveying adjustment part representing embodiment.

Figure 31 is the top view of conveying adjustment part.

Figure 32 is the right view of conveying adjustment part.

(a) of Figure 33 is the XXXIIIa-XXXIIIa alignment view in conveying adjustment part, Figure 32, and (b) of Figure 33 is that the XXXIIIb-XXXIIIb alignment in Figure 33 (a) looks sectional view.

Figure 34 is that the XXXIV-XXXIV alignment in Figure 33 looks partial sectional view.

Description of reference numerals

1, finding arrangement delivery section; 6a, (installation position) mount pad; 10, bucket; 10a, opening; 11, diapire; 15, sidewall; 16, above sidepiece is pushed away; 20, elevating mechanism portion; 50, trucking department; 51, conveyer belt; 52, transport path portion; 52a, upper surface; 60,60A, sorting portion (60A, the 2nd sorting portion); 61,61A, sorting accessory; 73,73A, (the 1st sorting component) are stood upside down and are removed sorting sheet; 76,76A, (the 2nd sorting component) positive and negative sorting sheet; 82,82A, (the 3rd sorting component) thickness sorting sheet; 128, chute is supplied; 110, head is supplied; 111, cylinder; 112, piston rod; 116, bar is supplied; 118, top ends; 120, cylindrical holding portions; 124, magnet exciting coil; 128, chute is supplied; 130, supply mouth; 130a, opening portion; 138, shutter portion; 200, adjustment part is carried; 210, the first engaging portion; 220, the second engaging portion; N1, N2, N3, (finding) nut; SP, holding fix; Position is removed in RP, maintenance; WP, welding position; W, workpiece, M1, M2, finding feedway.

Detailed description of the invention

Below, with reference to the accompanying drawings an embodiment of the present utility model is described.

As shown in Figure 1 and Figure 2, the finding feedway M1 of embodiment is used for nut N 1 to be supplied near the welding position WP of workpiece W.At WP place, welding position, the pilot pin 103a of the fixed electrode 103 of bonding machine 101 is outstanding, is arranged to can make to be enclosed within outside nut N 1 on this pilot pin 103a.Then, bonding machine 101 makes movable electrode 104 decline, and by workpiece W and nut N 1 being clipped in the electricity that works of going forward side by side between fixed electrode 103 and movable electrode 104, thus nut N 1 is welded on the workpiecew.

The finding feedway M1 of embodiment is configured to comprise: supply head 110, and it can be kept for the nut N 1 of welding on the workpiecew, and nut N 1 can be kept and near the welding position WP being supplied to workpiece W; And finding arrangement delivery section 1, it can arrange many nut N 1 be stored in bucket 10, and the nut N 1 arranged is flowed to supply head 110 side.

Supply head 110 is maintained on the wall 102a of the main body 102 of bonding machine 101.Specifically, utilize support tool 108 to be fixed on supporting member 107 by the cylindrical holding portions 120 of supply head 110, supporting member 107 is supported by rest pad 106, and rest pad 106 is fixed on wall 102a.

As shown in Figure 2 to 4, supply head 110 to be configured to comprise: cylinder 111, supply bar 116, cylindrical holding portions 120, magnet exciting coil 124, supply chute 128 and shutter portion 138.

Supply bar 116 comprises the magnetics such as steel, and the top of the piston rod 112 of itself and cylinder 111 is connected, and can advance, retreat.Cylindrical holding portions 120 supports supply bar 116 for the mode that the supply bar 116 when retreating slides therein.In series link up between cylindrical holding portions 120 and cylinder 111.

And supply bar 116 comprises: main body 117, and the top of itself and piston rod 112 is connected; And top ends 118, it is configured in the top of main body 117.Main body 117 has at the cut sides 117a of its outer peripheral face along axis direction cutting opening, and the spline pin 122 being located at cylindrical holding portions 120 can slide along cut sides 117a.

Top ends 118 is that can insert the screwed hole NA of nut N 1, that top is thin cone shape.In detail, top ends 118 is configured to the screwed hole NA that can insert nut N 1, and outer surface (lateral surface) 118a is formed as the curved surface to workpiece W lateral bend in the mode that exterior surface (medial surface) 118b is close, wherein, outer surface 118a be top ends 118, when advancing near workpiece W from the outer surface of the side away from workpiece W, outer surface 118b be top ends 118, when advancing near workpiece W from the outer surface of the side close to workpiece W.

In addition, top ends 118 when advancing is inserted the screwed hole NA of nut N 1, and the front Tu of nut N 1 is contacted with the end face 117b of main body 117, thus utilizes supply bar 116 to remain nut N 1 position RP is removed in its maintenance moved near the WP of welding position from the holding fix SP of supply mouth 130 being configured in supply chute 128.

And, when being energized to the magnet exciting coil 124 near the top being configured in cylindrical holding portions 120, supply bar 116 can be magnetized and make it become electromagnet, supply bar 116 by nut N 1 magnetic suck in top ends 118, thus position RP be removed in the maintenance that nut N 1 is moved near the WP of welding position.

In addition, magnet exciting coil 124 is configured to controlled device 180 and controls thus switch the positive and negative of the electric current passing into wire portion 125,126.The piston rod 112 that switching time puts as cylinder 111 moves to front inlet side, and the top ends 118 maintaining nut N 1 of supply bar 116 arrives the time point keeping releasing position RP.In other words, control device 180 switch current when utilizing confirmation sensor 114 to detect that piston rod 112 is configured in advance end position.Now, such as, be set to: the maintenance near from holding fix SP to welding position WP is removed between the RP of position, and the top ends 118 being excited the supply bar 116 of coil 124 excitation is geomagnetic into S pole, the part by top ends 118 side of nut N 1 is geomagnetic into N pole.And, afterwards, if the top ends 118 of supply bar 116 is magnetized to N pole by the electric current of switched energization coil 124, then before this always for the nut N 1 of N pole is repelled mutually with top ends 118 and depart from top ends 118.Its result, nut N 1 is slided at the curved outer surface 118a of top ends 118, and nut N 1 is rapidly and successfully outer to be enclosed within the pilot pin 103a of fixed electrode 103 and to be configured in welding position WP.

In addition, in embodiments, in order to make nut N 1 easily depart from from top ends 118, be configured to make magnetic pole reverse after voltage higher than magnetic pole oppositely before voltage, thus make the magnetic force oppositely higher than the magnetic force before oppositely.

The supply mouth 130 of supply chute 128 is configured in the tip side of cylindrical holding portions 120, supply chute 128 arranges the multiple nut N 1 from finding arrangement delivery section 1, and the holding fix SP in top ends 118 front of supply bar 116 when nut N 1 being foremost configured in retrogressing.Supply mouth 130 is equipped with the baffle plate 132 for bearing screwed cap N1 in its lower face side, and, the interconnecting part 130b of supply mouth 130 is towards cylindrical holding portions 120 side opening, the nut N 1 that this interconnecting part 130b can keep for the top ends 118 of the supply bar 116 when being advanced is passed, and, have opening portion 130a in the side contrary with side residing for interconnecting part 130b of supply mouth 130, this opening portion 130a can for being passed by the nut N 1 that top ends 118 keeps.

Supply chute 128 is fixed on the top of cylindrical holding portions 120.

Shutter portion 138 arranges in the mode of the opening portion 130a of shutoff supply mouth 130, and its nut N 1 that can be kept by the top ends 118 of the supply bar 116 when being advanced is backed down.Specifically, shutter portion 138 supports with the mode support shaft 135 that can freely rotate, this bolster 135 is fixed in support 134, the 134 axle supporting of baffle plate 132, and, in order to prevent the nut N 1 being positioned at holding fix SP from flying out from opening portion 130a, and utilize spring 136 shutoff opening portion 130a.And before the nut N 1 of being adsorbed by top ends 118 is along with supply bar 116 and then when being sent out from holding fix SP, shutter portion 138 can be backed down by this nut N 1.

In addition, to be blocked by baffle plate 132 and the nut N 1 being configured in holding fix SP is waited for following state, that is: the back side Td of welding projection P side is configured in shutter portion 138 side, top ends 118 side of the supply bar 116 when the front Tu of the side contrary with back side Td is configured in retrogressing, and the top ends 118 when advancing can insert screwed hole NA.

And, supplying flexible pipe 140 is connected with in the end 129 away from supply mouth 130 of supply chute 128, this supplying flexible pipe 140 supplies for transferring arrangements of components delivery section 1 from childhood the nut N 1 of coming, and, be equipped with proximity switch 142 (with reference to Fig. 1) in end 129, this proximity switch 142 is for detecting the nut N 1 be stored in supply chute 128.

When proximity switch 142 does not detect nut N 1, illustrate that the nut N 1 in supply chute 128 is inadequate, therefore, proximity switch 142 becomes closedown, being transfused to proximity switch 142 is that the finding arrangement delivery section 1 that the control device 180 of signal of cutting out makes to describe in detail below works, and makes not shown air-source work with to air inflow part 170 air supply.So, delivery section 1 side conveying nut N 1 can be arranged from finding, when nut N 1 is arranged the position to proximity switch 142, proximity switch 142 becomes unlatching, the work that the control device 180 being transfused to this signal makes finding arrange delivery section 1 stops, and stops to air inflow part 170 air supply.

Then, the finding arrangement delivery section 1 of the embodiment shown in Fig. 6 ~ Fig. 9 is for supplying the nut N 1 (amplification stereogram with reference to nut N 1 in Fig. 6) as finding, in embodiments, this nut N 1 weldedly can pick and 101 be welded on the workpiece W of regulation, and the finding arrangement delivery section 1 of embodiment is for being supplied to supply head 110 by nut N 1.

As shown in Fig. 6, Figure 13 ~ Figure 16, nut N 1 is quadrangle nut, near the corner of the Td side, the back side of the main body B1 of quadrangular shape, be arranged in the prominent part of welding projection P.And when supplying nut N 1 to supply head 110, finding arrangement delivery section 1 is to supply nut N 1 by welding projection P posture upward.

As shown in Fig. 6 ~ Fig. 9, Figure 17, the finding arrangement delivery section 1 of embodiment is configured to comprise: bucket 10, and it is for storing many nut N 1; Elevating mechanism portion 20, it is for shifting the upper end side of the sidewall 15 of bucket 10 onto from diapire 11 side of bucket 10 by nut N 1; And trucking department 50, it is configured in the upper end side of sidewall 15, for by be lifting mechanism part 20 push to come nut N 1 be transported to supply chute 128 side.Sorting portion 60 is equipped at trucking department 50, this sorting portion 60 can by be handled upside down in the nut N 1 come in correct body position, i.e. welding projection P nut N 1 is upward transported to supply chute 128 side, and by sending back in bucket 10 in the nut N 1 of incorrect posture in addition.

Be connected with the root side of supplying flexible pipe 140 on the top in sorting portion 60, be equipped with air inflow part 170 in the root side of supplying flexible pipe 140, this air inflow part 170 is for passing air into thus nut N 1 can being transferred to supply chute 128.

Bucket 10 and trucking department 50 are supported by scaffold 2.Scaffold 2 is configured to by utilizing the leg 5 at four angles the base plate 3 in roughly rectangle tabular and supporting board 4 to be linked up, and base plate 3 and supporting board 4 are configured up and down.And setting arranges the support plate 6,7,8 of regulation to keep bucket 10 on supporting board 4.

As shown in Fig. 6, Fig. 7, Figure 17, bucket 10 has the roughly rectangular shape of rectangular opening 10a in top, consist of and comprise: the diapire 11 tilted to center side; And the sidewall 15 in four rib tubulars to extend upward at the outer peripheral edge place of diapire 11.Diapire 11 comprises front side rake 11a, side rake 11c and sends inclined portion 11d back to, the position that each rake collects mutually is minimum, is configured with multiple protuberances 27,28,37,38 in elevating mechanism portion 20 at the through hole 13 extended to trucking department 50 side from this position.

In addition, be configured with protuberance 27 in the extreme lower position of diapire 11, the highest protuberance 38 is to arrange with the mode above pushing away sidepiece 16 adjacent by trucking department 50 side of sidewall 15.From pushing away inside sidepiece 16, be equipped with guided plate 18 to upper end side, the upper surface 18a of this guided plate 18 tilts, thus can by from be pulled to the highest protuberance 38 transfer come nut N 1 be transplanted on the conveyer belt 51 of trucking department 50.

And be formed with the through hole 11b that can be elevated for agitating plate 45 at front side rake 11a, wherein, agitating plate 45 is arranged to prevent the nut N 1 in bucket 10 from piling bridge like.As shown in Figure 8, the cylinder 46 that agitating plate 45 can be fixed on supporting board 4 lower surface drives and is elevated, and cylinder 46 is equipped with the piston rod 47 extended downwards.The web 48 extended in the longitudinal direction is fixed with in the lower end of piston rod 47, connecting rod 49,49 is linked with at web 48, this connecting rod 49,49 and agitating plate 45 are connected and are supported on agitating plate 45, worked by cylinder 46, agitating plate 45 is elevated by piston rod 47, web 48 and connecting rod 49.

And the part by trucking department 50 side is configured to push away sidepiece 16 by the sidewall 15 of four rib barrel shape, and, in embodiments, above push away sidepiece 16 and self be made up of support plate 6.And, the leading edge pushing away sidepiece 16 upper and trailing edge are formed with mount pad 6a, this mount pad 6a as utilizing the methods such as bolt 6b is fixed, the installation portion 63 forming the sorting accessory 61 in sorting portion 60 is carried out the installation position of installing in the mode sorting accessory 61 and can dismantle.

As shown in Fig. 6, Fig. 8, Fig. 9, Figure 17 ~ Figure 21, elevating mechanism portion 20 is configured to comprise: multiple protuberance 27,28,37,38, the height of their respective upper surfaces is different from each other: and multiple driving mechanism 21,31, driving mechanism 21 can keep protuberance 27,28 and protuberance 27,28 is elevated, and driving mechanism 31 can keep protuberance 37,38 and protuberance 37,38 is elevated.The upper surface of each protuberance 27,28,37,38 is formed as loading end 27a, 28a, 37a, 38a of energy bearing screwed cap N1.These loading ends 27a, 28a, 37a, 38a all tilt in the mode lower the closer to trucking department 50 side height, the effect of this inclination is: when loading end 27a, 28a, 37a, 38a are adjacent to each other, and gravity can be utilized to make nut N 1 slide and nut N 1 be transplanted on the face of the right adjacent side becoming trucking department 50 side.

And, in embodiments, driving mechanism 21,31 is divided into the 1st driving mechanism 21 and these two driving mechanisms of the 2nd driving mechanism 31 use, their each responsible two protuberances, namely, 1st driving mechanism 21 can keep protuberance 28 outside the 1st inner projection 27 and the 1st and make them be elevated, and the 2nd driving mechanism 31 can keep protuberance 38 outside the 2nd inner projection 37 and the 2nd and make them be elevated.

As shown in Fig. 8, Fig. 9, Figure 17, the 1st driving mechanism 21 is configured to comprise: as the cylinder 22 of drive source, it is fixed on base plate 3; And substrate 24, the piston rod 23 of itself and cylinder 22 is connected.2nd driving mechanism 31 is configured to comprise: as the cylinder 32 of drive source, it is fixed on base plate 3; And substrate 34, the piston rod 33 of itself and cylinder 32 is connected.And, substrate 24 be provided with respectively with the 1st inner projection 27 and the 1st outside protuberance 28 be connected, side lever 25,25 and two the 1st outboard beam 26,26 in two pieces the 1st, substrate 34 be provided with respectively with the 2nd inner projection 37 and the 2nd outside protuberance 38 be connected, side lever 35,35 and two the 2nd outboard beam 36,36 in two pieces the 2nd.

Outside 1st inner projection 27, the 1st, outside protuberance 28, the 2nd inner projection 37 and the 2nd, the mode of the configuration of protuberance 38 is: from the center side of the diapire 11 of bucket 10, to be equipped with outside the 1st inner projection 27, the 2nd inner projection 37, the 1st protuberance 38 outside protuberance 28 and the 2nd successively.Namely, the 2nd inner projection 37 is equipped with between protuberance 28 outside the 1st inner projection 27 and the 1st be elevated being driven by the 1st driving mechanism 21, protuberance 28 outside being equipped with the 1st between protuberance 38 outside the 2nd inner projection 37 and the 2nd be elevated being driven by the 2nd driving mechanism 31, outside the 2nd, protuberance 38 is adjacent with the guided plate 18 above pushing away sidepiece 16 being located at bucket 10.

1st driving mechanism 21 is configured to: when the 1st driving mechanism 21 declines, as shown in Figure 17, Figure 19, Figure 21,1st inner projection 27 is configured in the extreme lower position of the diapire 11 of bucket 10, when the 1st driving mechanism 21 rises, as shown in Figure 18, Figure 20, the 1st inner projection 27 rises to the position that the nut N 1 be positioned on loading end 27a can be transplanted on the loading end 37a of the 2nd inner projection 37 that have dropped.And, 1st driving mechanism 21 is configured to: when the 1st driving mechanism 21 declines, as Figure 17, Figure 19, shown in Figure 21, protuberance 28 outside 1st is dropped to can by nut N 1 from rising, the loading end 37a of the 2nd inner projection 37 that can be driven by the 2nd driving mechanism 31 is transplanted on the height of the loading end 28a of protuberance 28 outside the 1st, when the 1st driving mechanism 21 rises, as Figure 18, shown in Figure 20, make protuberance 28 outside the 1st rise to can by the nut N 1 on its loading end 28a from its loading end 28a be transplanted on have dropped the 2nd outside protuberance 38 loading end 38a height.

And, 2nd driving mechanism 31 is configured to: when the 2nd driving mechanism declines, as Figure 18, shown in Figure 20, 2nd inner projection 37 is dropped to can by nut N 1 from rising, the loading end 27a of the 1st inner projection 27 that can be driven by the 1st driving mechanism 21 is transplanted on the height of the loading end 37a of the 2nd inner projection 37, when the 2nd driving mechanism rises, as Figure 17, Figure 19, shown in Figure 21, make the 2nd inner projection 37 rise to can by the nut N 1 on its loading end 37a from its loading end 37a be transplanted on have dropped the 1st outside protuberance 28 loading end 28a height.And, 2nd driving mechanism 31 is configured to: when the 2nd driving mechanism 31 declines, as shown in Figure 18, Figure 20, make protuberance 38 outside the 2nd drop to can by nut N 1 from rise, can by the 1st driving mechanism 21 drive the 1st outside the loading end 28a of protuberance 28 be transplanted on the height of the loading end 38a of protuberance 38 outside the 2nd, when the 2nd driving mechanism 31 rises, as shown in Figure 17, Figure 19, Figure 21, protuberance 38 outside the 2nd is made to rise to the height that the nut N 1 on its loading end 38a can be transplanted on guided plate 18 from its loading end 38a.

In addition, in side lever 25, the 1st outboard beam 26, the 2nd, the bullport 41 of the guide block 40 that side lever 35 and the 2nd outboard beam 36 are configured in below supporting board 4 respectively guides and moves up and down in the 1st.Guide block 40 is remain by cramp bar 39, and cramp bar 39 extends and is fixed on supporting board 4 above four angles of guide block 40.

And agitating plate 45 is configured to synchronously to be elevated with protuberance 28 outside the 1st inner projection 27 and the 1st that can be driven by the 1st driving mechanism 21.

As shown in Figure 6 to 8, trucking department 50 is configured to comprise: conveyer belt 51, and it configures in the mode that the right side above pushing away sidepiece 16 upper end side with sidewall 15 is adjacent, for nut N 1 being transported to supply chute 128 side.As shown in Figure 8, conveyer belt 51 be wound on be fixed on support plate 6 driven voller 53,53 and idler roller 54,54 on, and can drive and cyclically rotate by driven rolls 55, wherein, the CD-ROM drive motor 56 that driven roller 55 controls with controlled device 180 is connected.And conveyer belt 51 will above push away the upper surface of the linearity at the upper end side place of sidepiece 16 as transport path portion 52 to carry nut N 1.As shown in Figure 7, transport path portion 52 is by the upper surface 18a side placed on it of the inclination of guided plate 18, but, as shown in Figure 14, Figure 15, the upper surface 52a in transport path portion 52 is higher than the upper surface 16a above pushing away sidepiece 16 of bucket 10, further, edge 52b can be made to slide along the outer surface 16b above pushing away sidepiece 16.In embodiments, this edge 52b is provided with stage portion in the mode that the center side relative to upper surface 52a is recessed downwards.

In addition, elevating mechanism portion 20 is adjacent with the rear end side in transport path portion 52, and the length dimension in elevating mechanism portion 20 is about about 1/3 of transport path portion 52 length dimension in the longitudinal direction, and elevating mechanism portion 20 is shorter than transport path portion 52.

And as shown in figs. 6-9, sorting portion 60 is configured to: the sorting accessory 61 that can dismantle is disposed in the top in the transport path portion 52 of the linearity of conveyer belt 51.Sorting accessory 61 is configured to comprise: installation base plate portion 62, and it extends in the longitudinal direction, in rectangular tabular; And installation portion 63, it is configured in the rear and front end in installation base plate portion 62.By bolt 63b is passed installing hole 63a spinning in installation base plate portion 62, thus installation portion 63,63 can be installed on installation base plate portion 62.Further, utilize bolt 6b to be individually fixed in by installation portion 63 on the mount pad 6a at the mount pad 6a in the front of support plate 6, rear, thus sorting accessory 61 can be fixed on support plate 6, sorting accessory 61 can be disposed in the top in 52, transport path portion.As shown in figure 11, the screwed hole 63c that can supply bolt 6b spinning is equipped with at the installation portion 63 in front, the installation portion 63 at rear respectively.

In addition, installation portion 63 is configured to: the installing hole 63a that confession bolt 63b runs through is with the mode opening extended in the lateral direction, when for utilizing bolt 63b that installation portion 63 is fixed in installation base plate portion 62, can adjust installation base plate portion 62 relative to installation portion 63 allocation position in the lateral direction installs.And, by carrying out this position adjustment, the distance that aftermentioned guiding wall portion 65 equidistantly above pushes away sidepiece 16 can be adjusted, in other words, sorting portion 60 (sorting accessory 61) can be adjusted relative to the allocation position of conveyer belt 51 on the direction orthogonal with carrying direction.

As shown in Figure 10 ~ Figure 12, be formed in the lower face side in installation base plate portion 62 and extend downwards and in the longitudinal direction in the banded guiding wall portion 65 extended.Guide wall portion 65 to comprise: the 1st line part 66, it forwards extends in substantially linear along the transport path portion 52 by rear portion side; Protuberance 67, it bends towards bucket 10 side from the curved shape of the 1st line part 66 and gives prominence to; 2nd line part 68, it forwards extends in substantially linear in the mode parallel with transport path portion 52 in the vicinity, front end of protuberance 67; And bend 69, its curved shape near the front end of the 2nd line part 68 bends towards outside, thus forms the guide surface 65a (66a, 67a, 68a, 69a) that nut N 1 can be made to slide along the face by bucket 10 side.Be configured to when utilizing after installation base plate portion 62 is installed on support plate 6 by installation portion 63, as shown in FIG. 13 to 16, guide the lower end 65b of wall portion 65 can not contact transport path portion 52, and and between 52, transport path portion empty gap 71 of opening the gauge TB1 (B with reference to Figure 14) of the main body B1 being less than nut N 1.In addition, in embodiments, guide wall portion 65 higher than the width dimensions LN0 (B with reference to Figure 13) of nut N 1.

And, as shown in Figure 6, be configured to sky between the position of the 1st line part 66 and the upper surface 16a above pushing away sidepiece 16 and open spacing distance SL1.This spacing distance SL1 is set as allowing the Tu side, front of at least one nut N 1, whole of Td side, the back side contact with transport path portion 52 with between guide surface 66a at the leading edge 18b of guided plate 18.And the 1st line part 66 arranges as forwards extending side than elevating mechanism portion 20.In addition, as long as above-mentioned spacing distance SL1 can allow conveyer belt 51 nut N 1 is placed in upper surface 52a and it forwards be carried, so also can be set to is not the Tu side, front of nut N 1, whole the state contacted with upper surface 52a of Td side, the back side.

As shown in Fig. 6, Figure 13, to be close to the mode of bucket 10 side, to diagonally forward, gently curved shape is outstanding near the front end of the 1st line part 66 for protuberance 67, and arranges as making guide surface 67a gently be connected with the guide surface 68a of the 2nd line part 68.And sorting sheet 73 is removed in the handstand be fixedly connected with near the rear end of protuberance 67 as the 1st sorting component.

As shown in figure 13, stand upside down and remove empty standard width of a room in an old-style house gap 74 between sorting sheet 73 and transport path portion 52, this gap 74 is a bit larger tham the gauge TN1 of nut N 1 entirety and is less than width dimensions LN0, the removal sorting sheet 73 that stands upside down is disposed near the centre position on the fore-and-aft direction in transport path portion 52, and with the arc surfaced making the 73a mode stretched in bucket 10 in front end be formed as leaving to diagonally forward from protuberance 67 formation.Stand upside down length dimension on the above-below direction removing sorting sheet 73 and the width dimensions LN0 of nut N 1 similar, be not when the nut N 1 be handled upside down in transport path portion 52 state that contacts with the upper surface 52a in transport path portion 52 with front Tu, back side Td but the such handstand state of the state contacted with upper surface 52a with SM side, side is handled upside down, stand upside down and remove sorting sheet 73 and make on one side this be that the nut N 1 of incorrect posture is slided along the guide surface 73b by bucket 10 side, make it fall into bucket 10 interior thus sent back to.In addition, the nut N 1 making back side Td, front Tu contact with the upper surface 52a in transport path portion 52 can be transported to the 2nd line part 68 side by gap 74.

As shown in Fig. 6, Figure 14, Figure 15,2nd line part 68 and the front side starting the protuberance 67 extended near the front end of the 1st line part 66 gently couple together, the empty amount opening spacing distance SL2 between the guide surface 68a of the 2nd the line part 68 and upper surface 16a above pushing away sidepiece 16.The width dimensions LN0 of this spacing distance SL2 and nut N 1 entirety is roughly equal.And, the spacing distance SLS between guide surface 68a and the edge 52b (being particularly the stage portion of edge 52b) in transport path portion 52 and nut N 1, by one-sided weld to remove by the size of projection P after the width dimensions LN1 that obtains roughly equal.

And the middle part on the fore-and-aft direction of the 2nd line part 68 is equipped with the positive and negative sorting sheet 76 as the 2nd sorting component.The cross section of positive and negative sorting sheet 76 is alphabetical L-shaped, utilizes bolt 77b that the installation portion 77 of upper side is fixed on installation base plate portion 62, the vertical piece 79 extended downwards from the kink 78 on the top of installation portion 77 be configured in the 2nd line part 68 and on push away between sidepiece 16.Gap 80 between the lower end 79a of the vertical piece 79 and upper surface 52a in transport path portion 52 is set as the gauge TB1 of the main body B1 being a bit larger tham nut N 1 and is less than the gauge TN1 comprising the entirety of welding with projection P of nut N 1.And the cross section of the width along vertical piece 79 of the lower end 79a of vertical piece 79 is that top attenuates the triangle of shape, the crest line of lower end 79a extends along the carrying direction in transport path portion 52.And, lower end 79a is configured in center of gravity G than nut N 1 slightly by the position of guide surface 68a side, wherein, this nut N 1 refers to the nut N 1 be handled upside down with following state: Td side, the back side or Tu side, front are configured in the upper surface 52a in transport path portion 52, further, SM side, side is made to slide along the guide surface 68a at the position of the 2nd line part 68.

When welding projection P state upward, nut N 1 in correct body position makes SM side, side slide while when being handled upside down in transport path portion 52 along guide surface 68a, this positive and negative sorting sheet 76 can allow nut N 1 in correct body position without barrier by (reference Figure 14).But, when welding projection P is configured in lower face side state, nut N 1 in incorrect posture makes SM side, side slide while when being handled upside down in transport path portion 52 along guide surface 68a, as shown in figure 15, side SM can be blocked by lower end 79a.

Then, now, the welding projection P of the nut N 1 in incorrect posture is configured in lower face side, and the spacing distance SLS between the edge 52b in the guide surface 68a of the 2nd line part 68 and the transport path portion 52 of conveyer belt 51 is set as with nut N 1, the width dimensions LN1 obtained after being removed by one-sided welding projection P is roughly equal, therefore, transport path portion 52 is handled upside down, nut N 1 in incorrect posture is handled upside down with state so below: easily make welding projection P fall into the groove of edge 52b, and this nut N 1 is tilted in the mode that will drop into bucket 10 side.

Therefore, that side SM is blocked by positive and negative sorting sheet 76, in the nut N 1 of incorrect posture center of gravity G is positioned at than the position of lower end 79a by bucket 10 side, and then easily tilt in the mode that will drop into bucket 10 side, therefore, along with transport path portion 52 advances mobile, as shown in the double dot dash line in the A of Figure 15, from depression angle, nut N 1 will be sent back in the following manner: nut N 1 waits rotation clockwise, departs from transport path portion 52, above pushes away the upper surface 16a of sidepiece 16 and fall into bucket 10 side.

In addition, in embodiments, the cross section of the lower end 79a of vertical piece 79 is the triangle that top attenuates, but, as long as the side SM of the nut N 1 in incorrect posture is blocked in the position can departed from from the center of gravity G of the nut N 1 in incorrect posture, even the projection so only becoming rectangular in cross-section or semicircle etc. is also passable.

And, the installation portion 77 of positive and negative sorting sheet 76, the installing hole 77a that runs through for bolt 77b is with the mode opening extended in the lateral direction, when for utilizing bolt 77b that installation portion 77 is fixed on installation base plate portion 62, the distance lower end 79a distance that can adjust vertical piece 79 pushing away the upper surface 16a of sidepiece 16, the lower end 79a that in other words can adjust positive and negative sorting sheet 76 install installation portion 77 relative to the allocation position of conveyer belt 51 on the direction orthogonal with carrying direction.

And, in the conveyer belt 51 of embodiment, be illustrated for the structure being provided with stage portion at edge 52b, but, also can not stage portion be set, in this case, in order to easily make the nut N 1 in incorrect posture fall from the upper surface 52a of conveyer belt 51, if guide surface 68a and the spacing distance SL2 above pushed away between sidepiece 16 are set as with nut N 1, by one-sided weld to remove with projection P after the width dimensions LN1 that obtains roughly equal.

And, as shown in figure 16, the guide surface 69a of the bend 69 of wall portion 65 is guided to be formed as gently bending towards outside in arc-shaped from the guide surface 68a of the 2nd line part 68, and the inner side constituting nut N 1 guides wall portion 85, and be connected with the guide barrel portion 88 supplying the four rib tubulars that chute 128 is connected.

And, as shown in figure 16, sort sheet (highly sorting sheet) 82 at the thickness guiding the front of wall portion 65 to be equipped with as the 3rd sorting component.Thickness sorting sheet 82 is configured to: curvature is roughly the same with the curvature of bend 69, and its rear end 82b leans out in bucket 10, and 82a side, its front end defines the guided outside wall portion 86 of the nut N 1 be connected with guide barrel portion 88.Thickness sorting sheet 82 being in the guide surface 68a of the 2nd line part 68 and above pushing away the front side of the part between sidepiece 16 in transport path portion 52, is equipped and is rectangle running through with recess 83 of depression from lower end 82c.Run through and be set as the gauge TB1 of the main body B1 being a bit larger tham nut N 1 with the gap 84 between the upper limb 83a of recess 83 and the upper surface 52a in transport path portion 52 and be slightly smaller than the gauge TN1 comprising the entirety of welding with projection P of nut N 1.This run through with recess 83 to be configured in its left border 83b above push away sidepiece 16 upper surface 16a near, right border 83c is configured in and has wider opening in the lateral direction more than the mode in the outside (right side) of the guide surface 68a of the 2nd line part 68.In addition, thickness sorting sheet 82, arrange as the upper surface 52a side from transport path portion 52 is left a little in the same manner as the lower end 65b of guiding wall portion 65 except running through lower end 82c except with recess 83 part.

This thickness sorting sheet 82 can make welding projection P state upward, nut N 1 in correct body position slides along guide surface 82d, and then this nut N 1 be directed to via guide barrel portion 88 supply chute 128 side.And this thickness sorting sheet 82 can make the nut N 1 not being equipped with welding projection P through running through with recess 83, and then makes them fall in the containing box of regulation from the front end 52c in transport path portion 52, thus they is got rid of.

In addition, as shown in Fig. 6, Fig. 8, Figure 10 ~ Figure 12, guide the inner side of the front end of wall portion 65 to guide the guided outside wall portion 86 of the 82a side, front end of wall portion 85, thickness sorting sheet 82 to constitute guide barrel portion 88 that tilt, four rib tubulars downwards in the position leaving transport path portion 52, guide barrel portion 88 is connected with supply chute 128 in the mode that nut N 1 can be supplied to supply chute 128.

The action effect of supply head 110

With regard to the supply head 110 of the finding feedway M1 of embodiment, as mentioned above, under control device 180 to be judged as supplying the insufficient situation of nut N 1 of chute 128 side according to the shutdown signal of proximity switch 142, make finding arrange delivery section 1 to work, and make not shown air-source work with to air inflow part 170 air supply, then, when nut N 1 is arranged the position to proximity switch 142, proximity switch 142 becomes unlatching, the work that control device 180 makes finding arrange delivery section 1 according to this signal stops, and stop to air inflow part 170 air supply.

And with regard to supply head 110, when the signal starting to utilize bonding machine 101 to carry out weld job is input to control device 180, control device 180 pairs of magnet exciting coils 124 are energized, and make the piston rod 112 of cylinder 111 advance.So, supply bar 116 is to advance from the state as electromagnet, then, shown in the B of A, Fig. 4 of Fig. 4, top ends 118 is inserted and is positioned at the screwed hole NA of the nut N 1 of holding fix SP and this nut N 1 of magnetic suck, and utilize nut N 1 shutter portion 138 to be backed down, nut N 1 is retained to and keeps removing position RP.When position RP is removed in nut N 1 maintenance moved near the WP of welding position, confirmation sensor 114 becomes unlatching, and control device 180 starts the positive and negative of the electric current of switched energization coil 124 thus.Now, such as, be set to: the maintenance near from holding fix SP to welding position WP is removed between the RP of position, and the top ends 118 being excited the supply bar 116 of coil 124 excitation is geomagnetic into S pole, the part by top ends 118 side of nut N 1 is geomagnetic into N pole.And, afterwards, if the top ends 118 of supply bar 116 is magnetized to N pole by the electric current of switched energization coil 124, then before this always for the nut N 1 of N pole is repelled mutually with top ends 118 and depart from top ends 118.Its result, as shown in the C of B, Fig. 4 of Fig. 4, nut N 1 is slided at the curved outer surface 118a of top ends 118, and nut N 1 is rapidly and successfully outer is enclosed within the pilot pin 103a of fixed electrode 103 and is configured in welding position WP.

Then, after the electric current of switched energization coil 124, control device 180 makes the piston rod 112 of cylinder 111 retreat and position before making it revert to work.Then, bonding machine 101 makes movable electrode 104 decline, and then workpiece W and nut N 1 is clipped in the electricity that works of going forward side by side between fixed electrode 103 and movable electrode 104, thus welds on the workpiecew by nut N 1, then, makes movable electrode 104 rise and keep in the center.By keeping in the center of the movable electrode 104 of bonding machine 101, control device 180 stops being energized to magnet exciting coil 124, has judged whether next commencing signal, when there being commencing signal to input, repeats above-mentioned operation.

And, with regard to the supply head 110 of embodiment, even if the holding fix SP of nut N 1 changes to keeping the distance removed between the RP of position, because supply bar 116 comprises the single part formed by magnetic, therefore, as long as outside the length changing the piston rod 112 of cylinder 111, cylindrical holding portions 120, the length only changing the single component of supply bar 116 more just can tackle above-mentioned change, thus can easily tackle.

Thus, adopt the supply head 110 of the finding feedway M1 of embodiment, even if also can easily tackle from holding fix SP to keeping the distance removed between the RP of position to change.And the supply head 110 of embodiment can utilize magnetic pole mutually to repel to come smoothly and promptly make nut N 1 move to welding position WP from the top ends 118 of supply bar 116.

And, in the supply head 110 of embodiment, the top ends 118 of supply bar 116 is configured to the screwed hole NA that can insert nut N 1, and outer surface (lateral surface) 118a is configured to the curved surface to workpiece W lateral bend in the mode that exterior surface (medial surface) 118b is close, wherein, outer surface 118a be top ends 118, when advancing near workpiece W from the outer surface of the side away from workpiece W, outer surface 118b be top ends 118, when advancing near workpiece W from the outer surface of the side close to workpiece W.

Therefore, in the supply head 110 of embodiment, nut N 1 can utilize the bend of the top ends 118 of supply bar 116 to slide on the surface of top ends 118, and can move to welding position WP with stable posture.Therefore, in such a configuration, can by nut N 1 with the welding of stable posture on the workpiecew.

In addition, if do not consider above-mentioned aspect, so also top ends 118 can be configured to insert screwed hole NA, and the pole of the linearity extended from the end face 117b of the main body 117 of supply bar 116.

And as shown in Figure 5, also can install confinement plate 145 on supply bar 116, the top of this confinement plate 145 is connected to the side SM of the nut N 1 being configured in welding position WP, thus makes the posture that nut N 1 keeps constant.In such a configuration, confinement plate 145 can be utilized to make the nut N 1 being positioned at welding position WP keep constant posture, therefore, be suitable for carrying out needing the mode of the posture nut N 1 to be remained regulation to carry out the weld job welded.

The action effect of finding arrangement delivery section 1

In the finding arrangement delivery section 1 of embodiment, by making the cylinder 32 of the cylinder 22 of the 1st driving mechanism 21 in elevating mechanism portion 20, the 2nd driving mechanism 31, for the cylinder 46 that makes agitating plate 45 be elevated and for driving the CD-ROM drive motor 56 of conveyer belt 51 to work, by supplying flexible pipe 140, the nut N 1 in correct body position can be supplied to supply chute 128 side.

Namely, when making elevating mechanism portion 20 work, worked by cylinder 22,32, piston rod 23,33 can be made, substrate 24,34, and even in side lever 25, the 1st outboard beam 26, the 2nd, side lever 35 and the 2nd outboard beam 36 are elevated in the 1st, and then outside can making protuberance 28 outside the 1st inner projection 27, the 1st, the 2nd inner projection 37 and the 2nd, protuberance 38 is elevated.

Now, first, as shown in figure 17, when the 1st inner projection 27 is configured in the extreme lower position of diapire 11 of bucket 10, the diapire 11 due to bucket 10 tilts, therefore, it is possible to the nut N 1 of specified quantity be positioned on loading end 27a.In addition, now, even if by the nut N 1 that is positioned on loading end 27a to transport path portion 52 Slideslip, also can be blocked by the side 37b of the 2nd inner projection 37 and stay on loading end 27a.

Afterwards, when the piston rod 23 of cylinder 22 rise, the piston rod 33 of cylinder 32 decline time, as shown in figure 18,1st inner projection 27 rises, 2nd inner projection 37 declines, loading end 27a, 37a link up with the state lower the closer to transport path portion 52 side height each other, thus the nut N 1 on loading end 27a are transplanted on loading end 37a.In addition, now, even if by the nut N 1 that is positioned on loading end 37a to transport path portion 52 Slideslip, also can be blocked by the side 28b of protuberance 28 outside the 1st and stay on loading end 37a.

Afterwards, when the piston rod 23 of cylinder 22 decline, the piston rod 33 of cylinder 32 rise time, as shown in figure 19,2nd inner projection 37 rises, outside 1st, protuberance 28 declines, loading end 37a, 28a link up with the state lower the closer to transport path portion 52 side height each other, thus the nut N 1 on loading end 37a are transplanted on loading end 28a.In addition, now, even if by the nut N 1 that is positioned on loading end 28a to transport path portion 52 Slideslip, also can be blocked by the side 38b of protuberance 38 outside the 2nd and stay on loading end 28a.And, now, the 1st inner projection 27 as shown in above-mentioned Figure 17, be configured in minimum position, to become on loading end 27a the state that mounting is stored in the nut N 1 on diapire 11 thus.

And, afterwards, when the piston rod 23 of cylinder 22 rise, the piston rod 33 of cylinder 32 decline time, as shown in figure 20, outside 1st, protuberance 28 rises, outside 2nd, protuberance 38 declines, and loading end 28a, 38a link up with the state lower the closer to transport path portion 52 side height each other, thus the nut N 1 on loading end 28a can be transplanted on loading end 38a.In addition, now, even if by the nut N 1 that is positioned on loading end 38a to transport path portion 52 Slideslip, also the side 18c of directed plate 18 can block and stay on loading end 38a.And, now, the 1st inner projection 27 and the 2nd inner projection 37 as shown in above-mentioned Figure 18, loading end 27a, 37a are linked up each other, nut N 1 can be transplanted on loading end 37a from loading end 27a thus.

Then, when the piston rod 23 of cylinder 22 decline, the piston rod 33 of cylinder 32 rise time, as shown in figure 21, outside 2nd, protuberance 38 rises, and then make loading end 38a be positioned at the position of the upper surface 18a higher than guided plate 18 with the state lower the closer to transport path portion 52 side height, and making the upper surface 18a of loading end 38a and guided plate 18 along connecing, the nut N 1 on loading end 38a can be transplanted on the upper surface 52a side in transport path portion 52 thus via upper surface 18a.In addition, now, outside the 2nd inner projection 37 and the 1st protuberance 28 as shown in above-mentioned Figure 19, loading end 37a, 28a are coupled together each other, the nut N 1 on loading end 37a can be transplanted on loading end 28a thus.

Then, after in the transport path portion 52 nut N 1 being transplanted on conveyer belt 51 when being worked by elevating mechanism portion 20, first nut N 1 slides along the guide surface 67a of protuberance 67 in transport path portion 52 from the guide surface 66a of the 1st line part 66, then slides along the guide surface 68a of the 2nd line part 68.Now, as shown in figure 13, utilize the handstand as the 1st sorting component remove sorting sheet 73 make handstand state, nut N 1 in incorrect posture falls into bucket 10 side thus is sent back to.

Then, when have passed through the nut N 1 in the gap 74 of removing the lower end side sorting sheet 73 of standing upside down for passing through the position as the positive and negative sorting sheet 76 of the 2nd sorting component, as shown in Figure 14, Figure 15, welding projection P is configured in the state of lower face side, nut N 1 in incorrect posture to be blocked by the lower end 79a of positive and negative sorting sheet 76 and the rotation such as clockwise because of its side SM, and then falls into bucket 10 side thus be sent back to.

Afterwards, when the nut N 1 in gap 80 of the 79a side, lower end that have passed through positive and negative sorting sheet 76 is the nut not arranging welding projection P, as shown in figure 16, recess 83 can be used through the running through of thickness sorting sheet 82 as the 3rd sorting component, and then fall from the front end 52c in transport path portion 52 thus be excluded, if be correctly provided with welding projection P's, nut N 1 in correct body position, the guide surface 82d that then can sort sheet 82 along thickness slides, and then guide between wall portion 85 through guided outside wall portion 86 and inner side, and be shifted into supply chute 128 side via guide barrel portion 88.

And, such as when finding to be supplied being changed into flanged nut N 2 shown in Figure 22, as long as change sorting accessory 61A as the sorting portion 60A shown in Figure 23, Figure 24, that be applicable to flanged nut N 2 into, and sorting accessory 61A be installed on mount pad 6a, 6a.In addition, with regard to this nut N 2, state flange F being configured in lower face side is set to correct body position, and this nut N 2 is supplied to chute 128A side.

And, this sorting accessory 61A also comprises the guiding wall portion 65A extended from installation base plate portion 62 downwards in the same manner as sorting accessory 61, and guide wall portion 65A to be configured to comprise: the 1st line part 66A (with reference to Fig. 6, Figure 23), it is greater than this spacing distance of above-mentioned sorting accessory 61 apart from the spacing distance SL1 above pushing away sidepiece 16; Curved protuberance 67A; 2nd line part 68A, the diameter dimension LND (with reference to Figure 22) that its distance above pushes away the flange F of a spacing distance SL2 and nut N 2 of sidepiece 16 is roughly equal; And bend 69A.And, be equipped near protuberance 67A for the nut N 2 of handstand state is sent back to bucket 10 side, remove sorting sheet 73A as the handstand of the 1st sorting component, the positive and negative sorting sheet 76A as the 2nd sorting component is equipped at the position of the 2nd line part 68A, and, be equipped with the thickness sorting sheet 82A as the 3rd sorting component at the front adjacent of bend 69A.

As shown in figure 25, stand upside down and remove empty standard width of a room in an old-style house gap 74 between sorting sheet 73A and transport path portion 52, this gap 74 is a bit larger tham the gauge TN2 of nut N 2 entirety and is less than diameter dimension LND, the removal sorting sheet 73A that stands upside down is disposed near the centre position on the fore-and-aft direction in transport path portion 52, and to make the 73a mode entered in bucket 10 in front end be formed as the arc surfaced left to diagonally forward from protuberance 67A.The length dimension stood upside down on the above-below direction removing sorting sheet 73A is about the half of the diameter dimension LND of nut N 2, when the nut N 2 be handled upside down in transport path portion 52 is not the state contacted with the upper surface 52a in transport path portion 52 with Td side, the back side or Tu side, front, but the state contacted with upper surface 52a with the outer peripheral face RM of flange F such handstand state is when being handled upside down, stand upside down and remove sorting sheet 73A this can be made to be that the nut N 2 of incorrect posture is slided along the guide surface 73b by bucket 10 side, and make it fall in bucket 10 thus sent back to.In addition, the nut N 2 making Td side, the back side or Tu side, front contact with the upper surface 52a in transport path portion 52 can be transported to the 2nd line part 68A side through gap 74.

As shown in Figure 26, Figure 27,2nd line part 68A and the front side starting the protuberance 67A extended near the front end of the 1st line part 66A gently couple together, the empty amount opening spacing distance SL2 between the guide surface 68a of the 2nd line part 68A and the upper surface 16a above pushing away sidepiece 16.As mentioned above, the diameter dimension LND of this spacing distance SL2 and nut N 2 is roughly equal.

And the middle part on the fore-and-aft direction of the 2nd line part 68A is equipped with the positive and negative sorting sheet 76A as the 2nd sorting component.Positive and negative sorting sheet 76A is configured to comprise: installation portion 77, and it can be installed on installation base plate portion 62; And vertical piece 79, it extends downwards via kink 78 from installation portion 77, and vertical piece 79 is formed as to the outstanding curved in bucket 10 side.And the gap 80 between the lower end 79a (jut of positive and negative sorting sheet 76A) of vertical piece 79 and the upper surface in transport path portion 52 is set greater than comprising the gauge TF that welds by the flange F of projection P and being less than gauge (height dimension) TB2 of the main body B2 after flange F being removed of nut N 2.And the spacing distance SL3 between the guide surface 79b nearest apart from bucket 10 side of the vertical piece 79 and edge 52b being provided with stage portion in transport path portion 52 sets as follows.Namely, this spacing distance SL3 is set as: even if the nut N 2 in correct body position makes the main body B2 of the top of flange F slide along guide surface 79b, its center of gravity G also can not depart from transport path portion 52, but, when in incorrect posture, the Td side, the back side that is provided with welding projection P nut N 2 is upward through out-of-date, flange F is slided along guide surface 79b, and now, center of gravity G can from the upper surface 52a lateral deviation in transport path portion 52 to edge 52b.

Therefore, when the nut N 2 in correct body position is handled upside down and arrives the position of positive and negative sorting sheet 76A in transport path portion 52, can shown in Figure 26, main body B2 to be slided and through positive and negative sorting sheet 76A along guide surface 79b.But, if in the nut N 2 of incorrect posture, then can shown in Figure 27, the outer peripheral face RM of flange F slides along guide surface 79b, and its center of gravity G departs from transport path portion 52, thus can landing fall into bucket 10 side.

In addition, in this case, the edge 52b of stage portion also can not be provided with at conveyer belt 51.And, in this case, as long as according to the above-mentioned nut N 2 in correct body position with the nut N 2 in incorrect posture in the deviation of the center of gravity G through positive and negative sorting sheet 76A, guide surface 79b is set as corresponding spacing distance SL3 to the spacing distance above pushed away between sidepiece 16.

As shown in figure 28, thickness sorting sheet 82A run through with the gap 84 between the upper limb 83a of recess 83 and the transport path portion 52 below it be set as being a bit larger tham nut N 2, by weld to remove with projection P after the gauge TB3 that obtains and be less than the gauge TN2 comprising the entirety of welding projection P of nut N 2.Therefore, at the position of this thickness sorting sheet 82A, make the state being configured with welding projection P and nut N 2 in correct body position slides along guide surface 82d, and be transported to via guide barrel portion 88A and supply chute 128A side.On the other hand, making the nut N 2 not arranging welding projection P through running through with recess 83, falling in the containing box of regulation from the front end 52c in transport path portion 52, thus being excluded.

In addition, with the sorting accessory 61A of this sorting portion 60A correspondingly, guide barrel portion 88A and supply chute 128A also becomes the opening shape corresponding with nut N to be supplied 2.

As mentioned above, adopt the finding arrangement delivery section 1 of embodiment, even if supply flanged nut N 2, also can successfully tackle above-mentioned change by means of only sorting accessory 61 being changed into sorting accessory 61A and sorting accessory 61A being installed on mount pad 6a, 6a.

In the finding arrangement delivery section 1 of above-mentioned embodiment, the bucket 10 opening 10a become above it be rectangle offer, roughly rectangular shape, and when from top view bucket 10, bucket 10 is rectangle, thus can to make the bight of bucket 10 towards the mode configuration store bucket 10 of the side, corner portion of factory, like this, compared to situation about spherical bucket being configured near the portion of corner, bucket can be set in the mode embedding side, corner portion, can economical space saving arrange.

And, sorting portion 60, the sorting accessory 61 of 60A, 61A is configured in conveyer belt 51, using the nut N 1 as finding, the top of the upper surface 52a side of the linearly conveying of N2, and can by sorting portion 60, 60A is set as linearity but not curve-like, thus, even if nut N to be sorted 1, the size shape of N2 changes, as long as also according to this nut N 1, the outer shape of N2 is by sorting portion 60, the guiding wall portion 65 of 60A, 65A, positive and negative sorting sheet 76, the shape of 76A etc. designs along the linearly expansion in carrying direction of conveyer belt 51, wherein, sorting portion 60, the guiding wall portion 65 of 60A, 65A, positive and negative sorting sheet 76, 76A etc. can by the nut N 1 in incorrect posture, N2 sends bucket 10 side back to and makes the nut N 1 in correct body position, N2 leads to supply chute 128 side, compared to the curved sorting portion of in the past such spherical nut batcher, even if be not practician, also can easily carry out design and deal with change.

And, when mounted, also only need utilize bolt 6b using above the installation portion 63 of sorting portion 60,60A is installed on the transport path portion 52 of the linearity of conveyer belt 51, as mount pad 6a, 6a of installation position, can easily carry out replacing and make the sorting portion 60 of correspondence, the sorting accessory 61 of 60A, 61A be configured at trucking department 50.

And, sorting portion 60,60A are linearly, as long as the length of the straight section that the carrying out of conveyer belt 51 carries is to meet the size utilizing mount pad 6a, 6a to arrange sorting portion 60,60A, even if the size of the bucket of rectangular shape 10 changes, the sorting portion 60 corresponding with the nut N 1 that there occurs change, N2,60A using also can be installed without barrier.

In addition, when utilizing trucking department 50 to carry nut N 1, N2, not with oscillating feeder but with conveyer belt 51, thus can promptly nut N 1, N2 are transported to and supply chute 128 side.And, owing to promptly nut N 1, N2 can be transported to supply chute 128 side, therefore, arrange delivery section 1 without the need to allowing finding to work always, also only can need during nut N 1, the N2 of specified quantity, to make finding arrange delivery section 1 in supply target to work, thus the time producing operational sound can be shortened, and then noise can be suppressed to produce.

Thus, the finding arrangement delivery section 1 of embodiment can economical space saving be arranged, and promptly can supply nut N 1, the N2 in correct body position, and, also can easily tackle even if the size shape of nut N to be sorted 1, N2 changes.

And, in the sorting accessory 61 of embodiment, as long as departed from the lateral direction and spinning bolt 63b by the position of the bolt 63b making insertion installing hole 63a, the installation base plate portion 62 of wall portion 65 is guided to be arranged on installation portion 63 by being provided with, just can adjust and guide wall portion 65 apart from the spacing distance SL1 above pushing away sidepiece 16, in other words, guiding wall portion 65 can be adjusted relative to the allocation position (installation site) of conveyer belt 51 on the direction orthogonal with carrying direction.And, for the lower end 79a of the positive and negative sorting sheet 76 as the 2nd sorting component, also can passing through the allocation position of the bolt 77b changing insertion installing hole 77a, in other words by changing positive and negative sorting sheet 76 relative to the installation site of conveyer belt 51 on the direction orthogonal with carrying direction, adjusting positive and negative sorting sheet 76 apart from the spacing distance above pushing away sidepiece 16.

Therefore, when for by compared with nut N 1, width dimensions LN0, LN1 tetragonal nut N3 of there occurs the shape of larger change be transported to and supply chute 128 side, as shown in figure 29, guide wall portion 65, positive and negative sorting sheet 76 apart from the spacing distance above pushing away sidepiece 16 as long as adjust according to nut N 3 and sorting accessory 61 is installed, just easily the nut N 3 in correct body position can be transported to supply chute 128 side.Namely, the sorting not curved shape of accessory 61 and linearly, when for each sorting portion 60 of adjustment, 60A apart from bucket 10 side spacing distance, in other words adjust each sorting portion 60,60A (sorting accessory 61,61A) relative to the installation site of conveyer belt 51 on the direction that the carrying direction with conveyer belt 51 is orthogonal and arrange, as long as arrange adjusting range C to adjust in the mode linearly staggered on merely orthogonal with the carrying direction in transport path portion 52 direction, just can easily tackle.Therefore, with regard to the finding arrangement delivery section 1 of embodiment, when changing and the nut N 1 that will be supplied to, N3 change dimensionally a little, also can utilize same sorting accessory 61, thus can extremely easily tackle.

And, if the dividing plate can dismantled in advance embeds between installation base plate portion 62 and installation portion 63,63, and make the structure that can adjust the thickness of this dividing plate in advance, just easily can change the height as the sorting accessory 61 of sorting portion 60,60A, the upper surface 52a of 61A distance conveyer belt 51.

And, in the finding arrangement delivery section 1 of embodiment, elevating mechanism portion 20 is configured to comprise: multiple protuberance 27,28,37,38, the height of their respective upper surfaces is different from each other, and, be configured with loading end 27a, 28a, 37a, 38a at their upper surface respectively, loading end 27a, 28a, 37a, 38a all tilt in the mode lower the closer to trucking department 50 side height; And multiple driving mechanism 21,31, driving mechanism 21 can keep protuberance 27,28 and protuberance 27,28 is elevated, and driving mechanism 31 can keep protuberance 37,38 and protuberance 37,38 can be made to be elevated.And, the protuberance 37 kept by driving mechanism 31 is configured with between the multiple protuberances 27,28 kept by driving mechanism 21, and, the protuberance 28 kept by driving mechanism 21 is configured with between the multiple protuberances 37,38 kept by driving mechanism 31, and, when the protuberance 37 of adjacent protuberance 27,28 declines, such as shown in Figure 17, Figure 18, make protuberance 27 increase, and then the nut N 1 on the loading end 27a of the protuberance 27 risen is slided thus this nut N 1 is transplanted on the loading end 37a of the protuberance 37 adjacent with protuberance 27.

Therefore, in the finding arrangement delivery section 1 of embodiment, the protuberance 27 becoming lower side when making decline rise so that for the nut N 1 on the loading end 27a of this protuberance 27 is transplanted on the protuberance 37 that this protuberance 27 is adjacent time, the protuberance 37 of the side adjacent with this protuberance 27 is declined, then the nut N 1 on the protuberance 27 risen is transplanted on this protuberance 37 that have dropped.In other words, when transferring finding between protuberance, decline to want bearing screwed cap N1 as by the protuberance of transfer side, reduce the stroke produced when each driving mechanism 21,31 makes protuberance 27,28,37,38 be elevated, thus nut N 1 can be delivered to conveyer belt 51 from diapire 11 sidesway of bucket 10.

That is, in such a configuration, the upper implementation journey of driving mechanism 21,31 can be reduced, the height dimension of driving mechanism 21,31 can be reduced, thus finding arrangement delivery section 1 size in the vertical direction can be reduced.

And, in the past, in the feedway (feedway such as described in patent document 3) of the protuberance that makes multiple height different lifting, fixing protuberance is configured with between the protuberance that can be elevated, thus the protuberance of enable lifting is needed to rise to the degree flushed with fixing protuberance, instead of as said structure, make as by transfer side protuberance decline, therefore, the upper implementation journey of the driving mechanism of device needs 2 times of the situation for said structure in the past.

Therefore, in structure as described above, bucket 10 is become the shape be rectangle when overlooking, little thing arrangements of components delivery section 1 can economical space saving be arranged, but also can the height dimension of contracting Little Things arrangements of components delivery section 1, thus in view of the effect of above-mentioned two aspects, can more economical space saving arrange during finding arrangement delivery section 1.

In the utility model, the structure of the conveying adjustment part 200 had as conveying device can be adopted.In the following description, mark identical Reference numeral to the structure that finding feedway M1 shares, and omit their description or omit wherein part explanation.

As shown in figure 30, in finding feedway M2, couple together by supplying flexible pipe 140 between finding arrangement delivery section 1 and supply head 110, supplying flexible pipe 140, be equipped with conveying adjustment part 200 by the position of trucking department 50 side of finding arrangement delivery section 1, this conveying adjustment part 200 carries the situation of nut N 2 to adjust for subtend supply chute 128.

As shown in Figure 31 ~ 33, conveying adjustment part 200 has: main body 201 and lid component 202a, 202b.Main body 201 is formed as quadrangular shape, the length direction along main body 201 be formed can carry nut N 2, the groove 201a of rectangular in cross-section.Main body 201, a face being formed with groove 201a be configured be formed as flat lid component 202a, 202b for a pair, be provided with the gap S of Rack between this pair lid component 202a, 202b, constituted the carrying path 203 of conveying nut N 2 by the part that main body 201, lid component 202a, 202b are surrounded.Gap S is set as such width: nut N 2 can not fly out, and can come in and go out for aftermentioned locking pin 213,223.In addition, as shown in figure 32, adjustment part 200 is carried to be connected with the guide barrel portion 88 being formed as linearity.

As shown in Figure 31 ~ Figure 33, conveying adjustment part 200, be equipped with proximity switch 204 near gap S by finding arrangement delivery section 1 side, and this proximity switch 204 arranges as detecting and that with regulation number line up nut N 2 locking by the locking pin 213 of the first engaging portion 210.

Conveying adjustment part 200 comprise: the first engaging portion 210, its arrange for can in carrying path 203 locking nut N 2; And second engaging portion 220, it is disposed in than the position of the first engaging portion 210 by finding arrangement delivery section 1 side, can locking such nut N 2, namely because of locking by the first engaging portion 210 and in the nut N 2 in ordered state in carrying path 203, arbitrary finding from the first engaging portion 210 side in second nut N 2 of number and subsequent nut N 2.In embodiments, the second engaging portion 220 be set as can locking from the first engaging portion 210 side number, second nut N 2.

As shown in figure 34, the first engaging portion 210 has cylinder 211 and piston rod 212, piston rod 212 be provided with can locking nut N 2, as the locking pin 213 of fixture structural unit.

As shown in figure 34, the second engaging portion 220 has cylinder 221 and piston rod 222, piston rod 222 be provided with can locking nut N 2, as the locking pin 223 of fixture structural unit.

Cylinder 211, cylinder 221 are all arranged on installing rack 205 in the mode orthogonal with carrying path 203, and this installing rack 205 is installed on main body 201.

The function of conveying adjustment part 200 is described.Drive the cylinder 211 of the first engaging portion 210, make locking pin 213 stretch into carrying path 203, thus locking nut N 2, and, make finding arrange delivery section 1 to work, as shown in figure 34, stop carrying nut to supply chute 128 and multiple nut N 2 being set to the ordered state of lining up.

When nut N 2 is arranged the position to proximity switch 204, proximity switch 204 becomes unlatching, the work that the control device 180 that have input this signal makes finding arrange delivery section 1 stops thus stopping conveying nut N 2, and stops to air inflow part 170 air supply.

Then, drive the cylinder 221 of the second engaging portion 220, locking pin 223 is made to stretch into carrying path 203, thus by driving cylinder 221 to utilize in the locking nut in ordered state of locking pin 223, second nut N 2 of number from the first engaging portion 210 side, and, drive cylinder 211, locking pin 213 is made to exit carrying path 203, thus remove the first engaging portion 210 in ordered state nut in, first nut N 2 locking of number from the first engaging portion 210 side, and to air inflow part 170 air supply, thus the nut N 2 in ordered state is flowed to supply chute 128, and then facilitate the state in supply chute 128 with a nut N 2.

Afterwards, control device 180 drives cylinder 211, locking pin 213 is made to stretch in carrying path 203, thus make locking pin 213 can lockingly be in the nut of ordered state, from the first engaging portion 210 side before number second nut N 2, and, control device 180 drives cylinder 221, locking pin 223 is made to exit carrying path 203, thus remove the second engaging portion 220 in the nut in ordered state, second nut N 2 locking from the first engaging portion 210 side before number, and then make nut N 2 in ordered state.

Then, utilize piston rod 112 retention nut N2, and will pilot pin 103a is enclosed within outside nut N 2 and be configured in welding position WP, when detected by confirmation sensor 114 piston rod 112 draw back end position move time with regard to carry out weld job, and, control device 180 controls as follows: drive cylinder 211 that locking pin 213 is moved, and then conveying nut N 2.

On the other hand, when nut N 2 is soldered on the workpiecew, nut N 2 is transported in supply chute 128, proximity switch 204 cannot detect nut N 2, therefore, control device 180 controls as follows: the CD-ROM drive motor 56 driving finding arrangement delivery section 1, and then nut N 2 is transported to conveying adjustment part 200.

Namely, when nut N 2 soldered on the workpiecew time, nut N 2 in supply chute 128 runs out, therefore, control device 180 makes finding arrangement delivery section 1 work, and make not shown air-source work with to air inflow part 170 air supply, and then facilitate the state in supply chute 128 with a nut N 2.

The feature of the finding feedway M2 of said structure is, be equipped between supply chute 128 and trucking department 50 and carry adjustment part 200, this conveying adjustment part 200 carries the situation of nut N 2 to adjust for subtend supply chute 128, conveying adjustment part 200 comprise: the first engaging portion 210, its arrange for can conveying adjustment part 200 in locking nut N 2, and second engaging portion 220, it is disposed in than the position of the first engaging portion 210 by finding arrangement delivery section 1 side, can locking such nut N 2, namely because of locking by the first engaging portion 210 and conveying adjustment part 200 in be ordered state nut N 2 in, second nut N 2 of number from the first engaging portion 210 side, by utilizing the locking nut N 2 of the first engaging portion 210, thus stop carrying nut N 2 to supply chute 128 and making nut N 2 in ordered state, by utilizing in the locking nut in ordered state of the second engaging portion 220, second nut N 2 of number from the first engaging portion 210 side, and remove the first engaging portion 210 in ordered state nut in, first nut N 2 locking of number from the first engaging portion 210 side, thus the nut N 2 in ordered state is flowed to supply chute 128.

In such a configuration, can adjust the number of nut N 2 to be conveyed, therefore, it is possible to suppress the carrying mistake caused because carrying too much nut N 2 to supply chute 128.

And, cause the nut N 2 when multiple nut N 2 is lined up that accumulated plugging occurs, therefore, by the situation of carrying nut can prevent the failure weldings such as missing solder one by one because of supplying flexible pipe 140 and the shape supplying chute 128 sometimes.

And, in the locking nut N 2 in ordered state of locking pin 223, second nut N 2 and subsequent nut N 2 can be utilized.

In addition, in embodiments, be illustrated for nut N 1, N2, N3 for the finding that can weld on the workpiecew, but the finding that feedway of the present utility model can supply is not limited only to nut, also can be bolt etc.

And, in finding feedway M2, also can be, when detecting that movable electrode 104 moves to the signal of welding position WP of workpiece W, control device 180 can control as follows: drive cylinder 211 that locking pin 213 is moved, and then conveying nut N 2.

And, when finding feedway M2 be in there is no a state of nut N 2 in supply chute 128 time, control device 180 also can control as follows: make the locking pin 213 of the first engaging portion 210 of conveying adjustment part 200 and the locking pin 223 of the second engaging portion 220 be the state withdrawn from carrying path 203, and directly carries nut N 2.

In addition, as long as proximity switch 142,204 can detect nut N 1, N2, N3, then other detection parts such as optical pickocff can be used.

Claims (2)

1. a finding feedway, it comprises:

Supply head, it can be kept for the finding be welded on workpiece, and above-mentioned finding can be kept and be supplied near the welding position of above-mentioned workpiece; And

Finding arrangement delivery section, it can arrange many findings be stored in bucket, and the finding arranged is flowed to above-mentioned supply head,

Above-mentioned supply head utilizes magnetic force that above-mentioned finding is remained to maintenance from holding fix and removes position, and keeping removing the maintenance of position releasing to above-mentioned finding, the feature of above-mentioned finding feedway is,

Above-mentioned supply head is configured to comprise:

Supply bar, the piston rod of itself and cylinder is connected, and can advance, retreat, and this supply bar comprises magnetic;

Cylindrical holding portions, its mode of sliding therein for above-mentioned supply bar when retreating supports above-mentioned supply bar;

Magnet exciting coil, it is disposed in around the above-mentioned supply bar in this cylindrical holding portions, can to above-mentioned supply bar excitation, to enable the above-mentioned finding of above-mentioned supply bar magnetic suck, and, magnetic pole can be made oppositely to above-mentioned supply bar excitation;

Supply chute, it can arrange the above-mentioned finding from above-mentioned finding arrangement delivery section, and the holding fix in the top ends front of above-mentioned supply bar when above-mentioned finding being foremost configured in retrogressing, and, this supply chute has supply mouth, and the above-mentioned finding that this supply mouth can keep for the top ends of above-mentioned supply bar when being advanced passes; And

Shutter portion, its with the above-mentioned supply mouth of mode shutoff that back down of above-mentioned finding that can be kept by the top ends of above-mentioned supply bar when being advanced, opening portion in the direction of advance of above-mentioned supply bar,

Above-mentioned finding arrangement delivery section is configured to the above-mentioned finding in correct body position to be supplied via above-mentioned supply chute,

Above-mentioned finding arrangement delivery section comprises: bucket, and it is for storing many above-mentioned findings; Elevating mechanism portion, it is for shifting the upper end side of the sidewall of above-mentioned bucket onto from the diapire side of this bucket by above-mentioned finding; And trucking department, it is configured in the upper end side of above-mentioned sidewall and is connected with above-mentioned supply chute, and this trucking department can be transported to above-mentioned supply chute side by being pushed to by above-mentioned elevating mechanism portion the above-mentioned finding come,

Above-mentioned trucking department is equipped with sorting portion, and this sorting portion can be transported to above-mentioned supply chute side by being handled upside down in next above-mentioned finding, in correct body position above-mentioned finding, and sends back in above-mentioned bucket by the above-mentioned finding in incorrect posture,

Above-mentioned bucket is the roughly rectangular shape up with rectangular opening,

Above-mentioned trucking department comprises conveyer belt, and this conveyer belt is configured in the upper end side of above-mentioned sidewall, for above-mentioned finding being transported to above-mentioned supply chute side, and,

Above-mentioned sorting portion with the mode that can dismantle be disposed in above-mentioned conveyer belt, by the top of the upper surface side of linearly for above-mentioned finding conveying, and,

The installation position installing above-mentioned sorting portion can for the finding after changing from above-mentioned finding to install the 2nd sorting portion outside above-mentioned sorting portion, thus the finding in correct body position in this finding after above-mentioned finding changes can be transported to supply chute side, be sent back in above-mentioned bucket by the finding in incorrect posture.

2. finding feedway according to claim 1, is characterized in that,

Be equipped between above-mentioned supply chute and above-mentioned trucking department and carry adjustment part, this conveying adjustment part is used for subtend above-mentioned supply chute and carries the situation of above-mentioned finding to adjust,

Above-mentioned conveying adjustment part comprises:

First engaging portion, its arrange for can in above-mentioned conveying adjustment part locking above-mentioned finding; And

Second engaging portion, it is disposed in than the position of above-mentioned first engaging portion by above-mentioned finding arrangement delivery section side, can locking such finding, namely because of locking by above-mentioned first engaging portion and in above-mentioned conveying adjustment part in ordered state above-mentioned finding in, from above-mentioned first engaging portion side number second finding and subsequent finding in arbitrary finding

By utilizing the locking above-mentioned finding of above-mentioned first engaging portion, thus stop carrying above-mentioned finding to above-mentioned supply chute and making above-mentioned finding be ordered state,

By utilizing the arbitrary finding in second above-mentioned finding in the locking above-mentioned finding in ordered state of above-mentioned second engaging portion, number from above-mentioned first engaging portion side and subsequent above-mentioned finding, and remove above-mentioned first engaging portion in the above-mentioned finding in ordered state, first above-mentioned finding locking of number from above-mentioned first engaging portion side, thus the above-mentioned finding in ordered state is flowed to above-mentioned supply chute.