CN203313594U - Belt feeder - Google Patents
Belt feeder Download PDFInfo
- Publication number
- CN203313594U CN203313594U CN 201320308772 CN201320308772U CN203313594U CN 203313594 U CN203313594 U CN 203313594U CN 201320308772 CN201320308772 CN 201320308772 CN 201320308772 U CN201320308772 U CN 201320308772U CN 203313594 U CN203313594 U CN 203313594U
- Authority
- CN
- China
- Prior art keywords
- sprocket wheel
- belt feeder
- foreign matter
- carrier band
- circumferential groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/04—Mounting of components, e.g. of leadless components
- H05K13/0417—Feeding with belts or tapes
- H05K13/0419—Feeding with belts or tapes tape feeders
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Supply And Installment Of Electrical Components (AREA)
Abstract
The utility model aims at providing a belt feeder. By employing the belt feeder, device faults due to foreign matter such as micro parts going into a movable part of a driving mechanism under a condition that the micro parts are taken as objects can be prevented. In a sprocket wheel driving mechanism of the belt feeder, a sprocket wheel driving gear (22) is combined with the side portion of a sprocket wheel (13) which separately feeds a carrying belt (15) in a coaxial configuring manner, is engaged with a driving gear which transmits rotation from a rotation driving source, and transmits rotation to the sprocket wheel (13); a circular groove (24) is arranged at the lower portion of an opening gap (G) formed between the side end surface of a main body portion (5a) of a belt path and the side end surface of the sprocket wheel (13); and a combination part of the sprocket wheel driving gear (22) and the sprocket wheel (13) is arranged in the circumferential direction. According to the scheme mentioned above, the foreign matter such as the micro electronic parts (16) fallen through the opening gap (G) can be captured by the circular groove (24).
Description
Technical field
The utility model relates to the belt feeder that the electronic component that will be kept by carrier band is supplied with to the take-off location of mounting head.
Background technology
In electronic component mounting equipment, as the method that electronic component is supplied with to the take-off location of mounting head, be known to use the method for belt feeder.In the method, from supply spool, pull out the line space feeding of going forward side by side by the carrier band that will maintain electronic component, with the installation Timing Synchronization, electronic component is supplied with to mounting head.As carrier band being carried out to the tape transport of spacing feeding, be widely used making, be provided with the mode (for example, with reference to patent documentation 1) with the sprocket wheel intermittent rotary of being located at the pin that the feeding hole on carrier band engages with a determining deviation in periphery.
In the prior art shown in this patent documentation example, the structure that the cap assembly that adopting has the ring-type utilized covers the upside periphery of the driven wheel of drive sprocket.Thus, prevent from producing the absorption mistake, the unfavorable condition that the driving mechanism of the rotary actuation sprocket wheel of nipping causes in case the electronic component taken out falls in the adsorption mouth based on mounting head in to the picking action of electronic component.
Patent documentation 1:(Japan) Unexamined Patent 10-4286 communique
But, in above-mentioned prior art, produced unfavorable condition as described below.That is,, because driving mechanism comprises moving part, so dodge, produce small gap between cap assembly and moving part.Therefore, under the present situation of the miniaturization of electronic component development, even also can entering, small like this gap because absorption is wrong, waits the foreign matters such as micro-workpiece that fall.And, engaging-in with driving mechanism if the foreign matter that will not enter is taken out of, can not carry out normal band and carry, become the reason of plant failure.Like this, in existing belt feeder, in the situation that using micro-workpiece as object, be difficult to effectively to prevent enter by foreign matters such as micro-workpieces the plant failure that the moving part of driving mechanism causes.
The utility model content
Therefore, the purpose of this utility model is to provide a kind of belt feeder, even in the situation that take micro-workpiece and also can prevent because the foreign matters such as micro-workpiece enter the plant failure that the moving part of driving mechanism causes as object.
Belt feeder of the present utility model, carry out the spacing feeding by the carrier band to maintaining electronic component, and electronic component is supplied with to the take-off location of mounting head, wherein, possesses: the band travel path, and it guides advancing of described carrier band from following; Sprocket wheel, its be configured in described take-off location near, by intermittent rotary under feeding pin and state that the feeding hole that is formed at described carrier band engages and this carrier band is carried out to the spacing feeding; The pressure zone parts, it guides with the carrier band on travel path described from upper face side near described take-off location; The chain wheel drive gear, its mode with arranged coaxial is combined with the side of described sprocket wheel, meshes and rotates to the sprocket wheel transmission with the driven wheel from rotary driving source transmission rotation; Circumferential groove, it is below the opened gap between the side end face of described side end face with travel path and described sprocket wheel, in week, upwards be located at the joint portion of described sprocket wheel and chain wheel drive gear, the foreign matter fallen via described opened gap is caught by described circumferential groove.
According to the utility model, by the mode with arranged coaxial, be combined with the side of sprocket wheel by the feeding of carrier band spacing and with driven wheel engagement from rotary driving source transmission rotation and to the chain wheel drive gear of sprocket wheel transmission rotation and the joint portion of sprocket wheel, circumferential circumferential groove is set below the opened gap between the side end face of the side end face with travel path and sprocket wheel, can catch the foreign matters such as micro-workpiece that fall via opened gap by circumferential groove, even be object in the situation that take micro-workpiece, also can prevent because the foreign matters such as micro-workpiece enter the plant failure that the moving part of driving mechanism causes.
The accompanying drawing explanation
Fig. 1 is the vertical view of the apparatus for mounting part of the utility model one execution mode;
Fig. 2 is the fragmentary cross-sectional view of the apparatus for mounting part of the utility model one execution mode;
Fig. 3 is the formation key diagram of the belt feeder of the utility model one execution mode;
Fig. 4 (a) and (b) are formation key diagrams of the sprocket drive in the belt feeder of the utility model one execution mode;
Fig. 5 (a)～(c) is the key diagram of the foreign matter discharge function in the belt feeder of the utility model one execution mode.
Description of symbols
1: apparatus for mounting part
3: substrate
4: component delivery section
5: belt feeder
9: mounting head
9a: adsorption mouth
12: driving mechanism is installed
13: sprocket wheel
15: carrier band
16: electronic component
17: tape transport section
19: the tape transport motor
21: reducing gear
22: the chain wheel drive gear
24: circumferential groove
25: foreign matter is discharged and is used space part
26: foreign matter is discharged and is used peristome
Embodiment
Below, with reference to accompanying drawing, execution mode of the present utility model is described.At first, with reference to Fig. 1, Fig. 2, the structure of apparatus for mounting part 1 is described.In addition, Fig. 2 A-A cross section in presentation graphs 1 partly.In Fig. 1, substrate transferring mechanism 2 is provided on directions X (substrate transferring direction) in the central authorities of base station 1a.Substrate transferring mechanism 2 will and be positioned at part installation exercise position from upstream side unit feeding and the substrate 3 of object of part installation exercise that becomes this device to the directions X conveyance.In the both sides of substrate transferring mechanism 2, dispose component delivery section 4, be provided with side by side a plurality of belt feeders 5 as parts feeder in separately component delivery section 4.Belt feeder 5 carries out the spacing feeding by the carrier band of the electronic component to maintaining mounting object, and electronic component is supplied with to the take-off location of the mounting head 9 of following explanation.
On base station 1a, in an end of directions X, be equipped with the Y-axis travelling carriage 7 with linear driving mechanism, on Y-axis travelling carriage 7 can be combined with to the mode that Y-axis moves freely two X-axis travelling carriages 8 that similarly have linear driving mechanism.On two X-axis travelling carriages 8, to directions X, mounting head 9 is installed movably freely respectively.The mounting head 9 multi-type head for having a plurality of holding heads, in the bottom of each holding head, be equipped with as illustrated in fig. 2 absorption and keep electronic component the adsorption mouth 9a of lifting individually.
By driving Y-axis travelling carriage 7, X-axis travelling carriage 8, mounting head 9 moves on directions X, Y-direction.Thus, two mounting heads 9 utilize adsorption mouth 9a to take out electronic component 16(with reference to Fig. 3 from the take-off location of the belt feeder 5 of each self-corresponding component delivery section 4), to the mounting points of the substrate 3 that is positioned substrate transferring mechanism 2, transfer and carry.The mounting head 9 that Y-axis travelling carriage 7, X-axis travelling carriage 8 and mounting head 9 form by making to maintain electronic component 16 moves and electronic component 16 is transferred to the installation driving mechanism 12 carried to substrate 3.
Between component delivery section 4 and corresponding substrate transferring mechanism 2, be equipped with Parts Recognition camera 6.When the mounting head 9 of having taken out electronic component 16 from component delivery section 4 moved above Parts Recognition camera 6,6 pairs, Parts Recognition camera was held in the electronic component 16 of the state of mounting head 9 and takes and identify.In mounting head 9, the substrate identification camera 10 that is positioned at side below X-axis travelling carriage 8 and moves with mounting head 9 one respectively is installed.By mounting head 9 is moved, substrate identification camera 10 moves and substrate 3 is taken and identified above the substrate 3 that is positioned substrate transferring mechanism 2.Utilizing mounting head 9 in the part installation action of substrate 3, considering based on the recognition result of the electronic component 16 of Parts Recognition camera 6 with based on the substrate recognition result of substrate identification camera 10 and carry out the loading position correction.
As shown in Figure 2, in component delivery section 4, be arranged on the chassis 11 that feed appliance matrix 11a is equipped with the state of a plurality of belt feeders 5 in advance.By retention mechanism 11b, feed appliance matrix 11a is fastened on to the fixing base 1b that is located at matrix 11a upper, thus in the fixing position of chassis 11 of component delivery section 4.On chassis 11, maintain the supply spool 11c that takes in the carrier band 15 that maintains electronic component with reeling condition.The carrier band 15 of pulling out from supply spool 11c is given the take-off location of delivering to adsorption mouth 9a by spacing by belt feeder 5.
Formation and the function of belt feeder 5 then, are described with reference to Fig. 3.As shown in Figure 3, belt feeder 5 possesses main part 5a and the installation portion 5b that is convexly equipped with below main part 5a downwards.Below making main part 5a, be equipped with under the state of belt feeder 5 along feed appliance matrix 11a, the 5c of connector section and the feed appliance matrix 11a that are located at installation portion 5b are chimeric.Thus, belt feeder 5 is fixedly installed in component delivery section 4, and belt feeder 5 is electrically connected to the control device 20 of apparatus for mounting part 1 simultaneously.
In the inside of main part 5a, be provided with from following from supply spool 11c, pulling out and be taken into the band travel path 5d that advances and guide of the carrier band 15 in main part 5a.With travel path 5d be arranged on from the rearward end of being located at main part 5a with introducing port to the path of the take-off location of being located at leading section.Constituting of carrier band 15, on the base band 15a of formation with main body, be provided with prescribed distance that to take in recess that the part containing that keeps electronic component 16 uses be parts kit 15b and for the feeding hole 15d of spacing feeding carrier band 15.In order to prevent that electronic component 16 from coming off from parts kit 15b, cap piece bag 15b by above heading tape 15e sealing base band 15a.
In main part 5a, be provided with the tape transport section 17 for spacing feeding carrier band 15.Tape transport section 17 possesses and is rotated the tape transport motor 19 of driving and the feed appliance control part 18 that tape transport motor 19 is controlled to being located at near the sprocket wheel 13 the take-off location of travel path 5d leading section.Periphery at sprocket wheel 13 is provided with the feeding pin 13a chimeric with the feeding hole 15d that is formed at carrier band 15 with a determining deviation, under these feeding pins 13a and state that feeding hole 15d engages, by driving tape transport motor 19, make sprocket wheel 13 intermittent rotaries, by carrier band 15 side spacing feeding downstream.
The upper face side of main part 5a sprocket wheel 13 near is equipped with the pressing component 14 that presses carrier band 15 and guide from upper face side.At pressing component 14, corresponding to the take-off location of adsorption mouth 9a, be provided with absorption peristome 14a.The upstream extremity of absorption peristome 14a becomes be used to peeling off the heading tape stripping portion 14b of heading tape 15e.Namely, in carrier band 15 is advanced below pressing component 14 process, by heading tape 15e around heading tape stripping portion 14b upstream layback go out, thus at the upstream side of take-off location, heading tape 15e from base band 15a, peeled off and upstream side return and enter in the band recoverer of being located in main part 5a and be recovered.Thus, the electronic component in parts kit 15b exposes upward at absorption peristome 14a, becomes the state that can take out part based on the adsorption mouth 9a of mounting head 9.
The formation of sprocket drive then, is described with reference to Fig. 4.Fig. 4 (b) presentation graphs 4(a) the A-A cross section in.In the side of sprocket wheel 13, be combined with the gear 21a engagement that forms reducing gear 21 to the chain wheel drive gear 22 of sprocket wheel 13 transmission rotations by the mode of connecting axle 23 with arranged coaxial.Reduction gearing 21 has and tape transport motor 19 meshed gears 21b as rotary driving source, by driving tape transport motor 19, makes the speed reducing ratio rotary actuation of sprocket wheel 13 with regulation via reducing gear 21.
As shown in Figure 4 (b), what take-off location was neighbouring is located at the extended main part 5a to the top of sprocket wheel 13 with travel path 5d, between the side end face of the side end face of the main part 5a of this position and sprocket wheel 13, the contact during for fear of the rotary actuation of sprocket wheel 13 is interfered and is provided with small opened gap G.And below opened gap G, the mode that the connection boss portion 22a of the joint portion of formation sprocket wheel 13 and chain wheel drive gear 22 is located at the circumferential circumferential groove 24 of chain wheel drive gear 22 with formation arranges.At this, connect boss portion 22a and deeper cut at the bottom of than the tooth of chain wheel drive gear 22 and form, the depth d 1 of circumferential groove 24 than the chain wheel drive tooth at the bottom of depth d 2 at the bottom of 22 tooth darker.
Then, with reference to Fig. 5, the foreign matter discharge function in sprocket drive shown in Figure 4 is described.The micro-workpiece that includes microsize (for example 0.2mm) in the electronic component 16 of the supply object that becomes belt feeder 5 shown in present embodiment, using such micro-workpiece as the action of the part pickup of object in, because absorption is bad etc. former thereby easily produce the absorption mistake that electronic component 13 comes off from adsorption mouth 9a.
Due to the wrong electronic component 16 come off of absorption as Fig. 5 (a) as shown in, have via in order to prevent interfering the pin arranged to dodge peristome 14c with feeding pin 13a, (the arrow mark a) to reach the situation that absorption peristome 14a that part pickup uses etc. falls.The electronic component 16 that falls like this and enter into sprocket drive with the main part 5a of travel path 5d and the opened gap G between sprocket wheel 13, and then may enter the depth section of sprocket drive according to the size of electronic component 16 and shape and by formation.
If so small electronic component 16 and other small foreign matters enter in sprocket drive and be detained, can the moving part of engaging-in driving mechanism in and damage normal holding function.In the belt feeder 5 shown in present embodiment, utilize following processing method will enter into by opened gap G foreign matter (being small electronic component 16 at this) eliminating of sprocket drive.That is, as shown in Fig. 5 (a), due to circumferential groove 24, be positioned at the below of opened gap G, so catch by circumferential groove 24 foreign matter fallen via opened gap G.At this, the depth d 2 of the depth d 1 of circumferential groove 24 at the bottom of than the tooth of chain wheel drive gear 22 is dark, so the foreign matter fallen can engaging-in chain wheel drive gear 22 and caught reliably.
Then, drop in circumferential groove 24 and by the foreign matter that circumferential groove 24 catches and as shown in Fig. 5 (b), pass through the rotation (arrow mark b) of chain wheel drive gear 22, along the outer peripheral face 22b (arrow mark c) in rotary moving that connects boss portion 22a, also fall downwards, get rid of from circumferential groove 24.And, the foreign matter that is caught and be excluded by circumferential groove 24 like this drops to the foreign matter of being located at sprocket wheel 13 belows and discharges with in space part 25 as shown in Fig. 5 (c), in addition, if discharge by the foreign body retention amount of space part 25 and increase at foreign matter, via being located at the foreign matter discharge of supplying with side plate, be discharged from (arrow mark d) with peristome 26.
As explained above ground, belt feeder 5 shown in present embodiment is being usingd that the mode of arranged coaxial is combined with the side of sprocket wheel 13 to carrier band 15 spacing feedings and is being transmitted the driven wheel engagement of rotation and transmit the chain wheel drive gear 22 of rotation and the joint portion of sprocket wheel 13 to sprocket wheel 13 with the tape transport motor 19 from as rotary driving source, circumferential circumferential groove 24 is set in formation below with the opened gap G between the side end face of the side end face of the main part 5a of travel path 5d and sprocket wheel 13.Thus, can catch small electronic component 16 foreign matters such as grade that fall via opened gap G by circumferential groove 24, even in the situation that take micro-workpiece and also can prevent because the foreign matters such as micro-workpiece enter the plant failure that the moving part of driving mechanism causes as object.
Utilizability on industry
Even belt feeder of the present utility model has, take micro-workpiece as object also can prevent from entering due to foreign matters such as micro-workpieces the effect of the plant failure that the moving part of driving mechanism causes, is useful in the part installing area that will be installed on by the part that belt feeder is supplied with substrate.
Claims (4)
1. a belt feeder, carry out the spacing feeding by the carrier band to maintaining electronic component, and electronic component is supplied with to the take-off location of mounting head, it is characterized in that possessing:
The band travel path, it guides advancing of described carrier band from following;
Sprocket wheel, its be configured in described take-off location near, by intermittent rotary under feeding pin and state that the feeding hole that is formed at described carrier band engages and this carrier band is carried out to the spacing feeding;
The pressure zone parts, it guides with the carrier band on travel path described from upper face side near described take-off location;
The chain wheel drive gear, its mode with arranged coaxial is combined with the side of described sprocket wheel, meshes and rotates to the sprocket wheel transmission with the driven wheel from rotary driving source transmission rotation;
Circumferential groove, it upwards is located at the joint portion of described sprocket wheel and chain wheel drive gear in week below the opened gap between the side end face of described side end face with travel path and described sprocket wheel,
The foreign matter fallen via described opened gap is caught by described circumferential groove.
2. belt feeder as claimed in claim 1, is characterized in that,
The degree of depth at the bottom of the tooth of the described chain wheel drive gear of the depth ratio of described circumferential groove is dark.
3. belt feeder as claimed in claim 1 or 2, is characterized in that,
By the rotation of described chain wheel drive gear, make the foreign matter that falls and caught by described circumferential groove via described opened gap in rotary moving and by its eliminating.
4. belt feeder as claimed in claim 1 or 2, is characterized in that,
Be provided with and will discharge and use space part by the foreign matter that the foreign matter that described circumferential groove captures is discharged to the outside of belt feeder.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-211826 | 2012-09-26 | ||
| JP2012211826A JP5879511B2 (en) | 2012-09-26 | 2012-09-26 | Tape feeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203313594U true CN203313594U (en) | 2013-11-27 |
Family
ID=50190099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320308772 Expired - Lifetime CN203313594U (en) | 2012-09-26 | 2013-05-31 | Belt feeder |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5879511B2 (en) |
| CN (1) | CN203313594U (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3298410B2 (en) * | 1996-06-14 | 2002-07-02 | 松下電器産業株式会社 | Tape feeder |
| JP3982481B2 (en) * | 2003-11-04 | 2007-09-26 | 松下電器産業株式会社 | Tape feeder |
| JP5113704B2 (en) * | 2008-09-29 | 2013-01-09 | 株式会社日立ハイテクインスツルメンツ | Parts supply device |
-
2012
- 2012-09-26 JP JP2012211826A patent/JP5879511B2/en active Active
-
2013
- 2013-05-31 CN CN 201320308772 patent/CN203313594U/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2014067848A (en) | 2014-04-17 |
| JP5879511B2 (en) | 2016-03-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131127 |
|
| CX01 | Expiry of patent term |