CN103200786B - Pneumatic device of chip mounter - Google Patents
Pneumatic device of chip mounter Download PDFInfo
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- CN103200786B CN103200786B CN201310114228.9A CN201310114228A CN103200786B CN 103200786 B CN103200786 B CN 103200786B CN 201310114228 A CN201310114228 A CN 201310114228A CN 103200786 B CN103200786 B CN 103200786B
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- vacuum
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- chip mounter
- disk
- pneumatic means
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- 238000007664 blowing Methods 0.000 claims abstract description 11
- 239000011148 porous material Substances 0.000 claims description 49
- 238000012856 packing Methods 0.000 claims description 25
- 241000486406 Trachea Species 0.000 claims description 4
- 210000003437 trachea Anatomy 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000005266 casting Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The invention relates to a pneumatic device of a chip mounter. The pneumatic device of the chip mounter comprises two vacuum generators, a vacuum circular disc, a vacuum circular ring, a motor and multiple working heads. The vacuum circular disc is fitted with an upper surface of the vacuum circular disc. The vacuum circular ring comprises a first vacuum groove, a second vacuum groove and two through holes, wherein the two through holes are respectively formed inside the first vacuum groove and the second vacuum groove, and each through hole is communicated with one vacuum generator. Air holes with the same number of the working heads are evenly formed in a bottom surface of the vacuum circular disc. One air hole is communicated with the first vacuum groove, and other air holes are communicated with the second vacuum groove. The working heads comprise slide bars, plungers, air blowing pipes, air channel connecting blocks, suction nozzles and sleeves, wherein the sleeves are fixed on the air channel connecting blocks to form first sleeve cavity bodies. The slide bars penetrate through second sleeve cavity bodies which are formed by the sleeves. The working heads are connected with the air holes of the vacuum circular disc through the air channel connecting blocks. According to the pneumatic device of the chip mounter, the vacuum circular ring is matched with the vacuum circular disc, and abrasion is reduced.
Description
Technical field
The present invention relates to a kind of chip mounter, more particularly, relate to a kind of chip mounter pneumatic means.
Background technology
Surface mounting technology is the main flow of modern electronic technology.Along with the continuous demand of electronic component in enormous quantities, electronic equipment, make chip mounter be able to development and application rapidly as the key of surface mounting technology.As the core of chip mounter, Placement head content is high compared with other parts, its collection machine-electrical-optical and the integrated smart machine of computer technology.
Placement head pneumatic means comprises Pneumatic vacuum loop, air blowing pneumatic circuit and vacuum/pneumatic blowing autogenous cutting unit of changing composition.Pneumatic vacuum loop comprises vacuum generator, vacuum distribution.The operation principle of Pneumatic vacuum loop apparatus has adopted small one and large one two tracheaes to be connected on vacuum distribution, little mono-tunnel provides vacuum specially to the suction nozzle of No. 1 position, for suction, great mono-tunnel keeps for vacuum, vacuum distribution is connected great mono-tunnel and all the other suction nozzles, for keeping original paper position.This Pneumatic vacuum device exists defect: the coefficient of friction between the disk of one, two formation vacuum is large; Two, the vacuum pipeline that connects suction nozzle is easy to wear in motion process; Three, adjacent vacuum tank distance on the first disk is greater than the diameter of pore on the second disk, in the process of vacuum disk and the rotation of vacuum annulus, centre has a segment distance makes the pore on vacuum disk lose and be connected with vacuum tank, thereby make suction nozzle lose and be connected with vacuum generator, at this time can only lean on sealing between vacuum disk and vacuum annulus to ensure the air pressure of suction nozzle the inside, if the sealing between vacuum disk and vacuum annulus is not fine, just there will be the even phenomenon of material casting of air pressure deficiency.
Summary of the invention
The technical problem to be solved in the present invention is, for the large defect of coefficient of friction between disk and the disk of prior art, provides a kind of chip mounter pneumatic means that solves above defect.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of chip mounter pneumatic means and comprise: comprise two vacuum generators, vacuum disk, vacuum annulus, for driving motor and multiple working head of described vacuum disk, described vacuum annulus is fixedly installed and the upper surface laminating of lower surface and described vacuum disk; Described vacuum annulus comprise be arranged on the first vacuum tank and second vacuum tank of lower surface and be separately positioned on described the first vacuum tank and described the second vacuum tank in two through holes, described each through hole is connected with a described vacuum generator respectively, and described the first vacuum tank and described the second vacuum tank are deep-slotted chip breaker; ;
Described vacuum circular is tried to get to the heart of a matter on face and is evenly provided with the pore identical with described working head quantity, and the spacing between adjacent described pore is identical, and the quantity of described pore is greater than the quantity of described through hole; A described pore communicates with described the first vacuum tank, and described in remaining, pore communicates with described the second vacuum tank; Described working head is fixedly mounted on described vacuum disk below, and each described pore communicates with a described working head respectively;
Described working head comprises slide bar, plunger, gas blow pipe, joint block of gas channel, suction nozzle, sleeve, and described sleeve is fixed on joint block of gas channel, forms the first sleeve cavity; Described slide bar forms the second sleeve cavity through sleeve; The joint block of gas channel that described working head passes through is connected with the pore of vacuum disk.
In chip mounter pneumatic means of the present invention, on described vacuum disk, be provided with 20 described pores, described in one of them, pore communicates with described the first vacuum tank, and pore communicates with described the second vacuum tank simultaneously described in remaining nineteen.
In chip mounter pneumatic means of the present invention, the first vacuum tank on described vacuum annulus and the distance of described the second vacuum tank are less than the diameter of pore on vacuum disk.
In chip mounter pneumatic means of the present invention, described vacuum disk comprises rounded bottom surface and the annular sidewall that is arranged on described rounded bottom surface edge, described motor is arranged on described vacuum disk upper surface, described motor and described annular sidewall surround an annular groove, described vacuum annulus is fixedly installed in described annular groove, and fits with the upper surface of described rounded bottom surface.
In chip mounter pneumatic means of the present invention, described joint block of gas channel is provided with vacuum loop air inlet, and described working head is connected by the pore on described vacuum loop air inlet and described vacuum disk.
In chip mounter pneumatic means of the present invention, the plunger of described working head is provided with the first packing ring, the second packing ring, the 3rd packing ring; Described the first packing ring and the second packing ring form the first plunger cavity, and described the second packing ring and the 3rd packing ring form the second plunger cavity.
In chip mounter pneumatic means of the present invention, described sleeve is provided with four symmetrical cylinder holes all around, and the two ends in described four cylinder holes communicate with described the first sleeve cavity, the second sleeve cavity respectively.
In chip mounter pneumatic means of the present invention, described chip mounter pneumatic means also comprises air blowing electromagnetically operated valve, the gas blow pipe on the gas outlet alignment work head of described air blowing electromagnetically operated valve.
In chip mounter pneumatic means of the present invention, described chip mounter pneumatic means also comprises two tracheaes, and each described tracheae connects a through hole on a described vacuum generator and described vacuum annulus.
Implement chip mounter pneumatic means of the present invention, have following beneficial effect: implement chip mounter pneumatic means of the present invention, vacuum annulus matches with disk, contact area reduces, and has reduced them and has has mutually worn and torn; Save the vacuum tracheae being connected with suction nozzle, avoided the wear problem of tracheae in motion process, assembled up simple; When vacuum annulus is relative with the disk contacting while rotating, because the distance between the first vacuum tank and the second vacuum tank is less than the diameter of through hole on vacuum disk, in the process of rotating at vacuum disk, just can make the pore on vacuum disk keep being connected with the first vacuum tank and the second vacuum tank moment, thereby just ensure the vacuum degree of suction nozzle the inside, avoided the material casting phenomenon causing because the draught head inside and outside suction nozzle is too small.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the perspective view of chip mounter pneumatic means of the present invention;
Fig. 2 is the perspective view under another visual angle of chip mounter pneumatic means of the present invention;
Fig. 3 is the vacuum disk three-dimensional structure diagram of chip mounter pneumatic means of the present invention;
Fig. 4 is the vacuum annulus three-dimensional structure diagram of chip mounter pneumatic means of the present invention;
Fig. 5 is the profile of chip mounter pneumatic means of the present invention;
Fig. 6 is the profile along first direction of the working head of chip mounter pneumatic means of the present invention;
Fig. 7 is the profile along second direction of the working head of chip mounter pneumatic means of the present invention;
Fig. 8 is the profile along third direction of the working head of chip mounter pneumatic means of the present invention.
Embodiment
In order to make object of the present invention clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1, in the perspective view 1 of chip mounter pneumatic means of the present invention, comprise two vacuum generators 1 and 8, two tracheaes 2 and 7, vacuum disk 3, vacuum annulus 4, for driving motor 5 and multiple working head 6 (Fig. 1 only draws a working head, and all the other working heads are consistent with the working head structure drawing) of vacuum disk 3.Vacuum generator 1 connects vacuum annulus 4 by tracheae 2, and vacuum generator 2 connects vacuum annulus 4 by tracheae 7, and working head 6 is fixedly connected with vacuum disk 3; Motor 5 connects vacuum disk 3, drives vacuum disk 3 relative vacuum annulus 4 to rotate.Vacuum annulus 4 is fixedly installed and the upper surface of its lower surface and vacuum disk 3 is fitted, as shown in Figure 1 and Figure 4, vacuum annulus 4 comprise be arranged on the first vacuum tank 43 and second vacuum tank 44 of lower surface and be separately positioned on the first vacuum tank 43 and the second vacuum tank 44 in two through holes 41,42, each through hole is connected with vacuum generator respectively.In addition, the first vacuum tank 43 and the second vacuum tank 44 are deep-slotted chip breaker.
As shown in Figure 2, in the structural representation stereogram 2 of chip mounter pneumatic means of the present invention, working head 6 comprises slide bar 61, plunger 62, gas blow pipe 63, joint block of gas channel 64, suction nozzle 65, sleeve 66.Sleeve 66 is fixed on joint block of gas channel 64, and slide bar 61 is through sleeve 66.
As shown in Figure 3, it is the perspective view of the vacuum disk 3 of chip mounter pneumatic means of the present invention, vacuum disk is evenly provided with the pore identical with working head quantity 31 on 3 bottom surfaces, the spacing that adjacent pore is 31 is identical, and the quantity of pore 31 is greater than the quantity (being greater than 2) of the through hole on vacuum annulus 4; Working head 6 is fixedly mounted on vacuum disk 3 belows, and each pore 31 communicates with a working head 6 respectively.In the time of actual installation, a pore 31 on vacuum disk 3 communicates with the first vacuum tank 43, and remaining pore 31 communicates with the second vacuum tank 44; Be appreciated that thus the pore 31 communicating with the second vacuum tank 44 has two at least, in other words, the arc length of the second vacuum tank 44 is greater than the arc length of the first vacuum tank 43.Because chip mounter once only has a suction nozzle in suction state in suction process, so be understandable that, the pore 31 communicating with the first vacuum tank 43 is communicated with vacuum generator 8 and a corresponding working head 6, the suction nozzle of this working head 6 is in suction state, and the pore 31 that all the other communicate with the second vacuum tank 44 is communicated with another vacuum generator working head 6 corresponding with it, the also not suction of these working heads 6, also may complete suction process, under the effect of vacuum generator 1, avoid material casting to occur.
In a preferred embodiment of the present invention, be provided with 20 pores 31 on vacuum disk 3, one of them pore 31 communicates with the first vacuum tank 43, and remaining nineteen pore 31 communicates with the second vacuum tank 44 simultaneously.Preferably, because 3 moment of vacuum disk are in rotary state, in order to ensure that each pore is all communicated with to prevent the generation of material casting phenomenon with a vacuum generator, in the present embodiment, make distance between the first vacuum tank 43 and the second vacuum tank 44 be less than the diameter of pore 31, thereby vacuum disk 3 turns to any position, at least all some overlaps with in two vacuum tanks (the first vacuum tank 43 and the second vacuum tank 44) one each pore 31, therefore can make each pore 31 all can connect with vacuum generator, thereby ensure that all suction nozzles are in the vacuum degree sucking after material, avoid the material casting of suction nozzle.
In addition, be understandable that, as shown in Fig. 3 and Fig. 1, vacuum disk 3 comprises rounded bottom surface 32 and the annular sidewall 33 that is arranged on rounded bottom surface 32 edges, motor 5 is arranged on vacuum disk 3 upper surfaces, motor 5 surrounds an annular groove with annular sidewall 33, and vacuum annulus 4 is arranged in annular groove, and fits with the upper surface of rounded bottom surface 32.
As shown in Figure 5, in the profile of chip mounter pneumatic means of the present invention, vacuum generator 1 connects the through hole 41 of vacuum annulus 4 by tracheae 2, and vacuum generator 8 connects the through hole 42 of vacuum annulus 4 by tracheae 7.Vacuum annulus 4 contacts with vacuum disk 3, and wherein the second vacuum tank 44 on vacuum annulus 4 communicates with nineteen pore 31 on vacuum disk 3, and the first vacuum tank 43 on vacuum annulus 4 communicates with another one pore 31 on vacuum disk 3.20 working heads 6 are installed on vacuum disk 3, be uniformly distributed a circle of formation and (in figure, only draw a working head 6, be appreciated that other nineteen working heads 6 can be arranged on vacuum disk 3 according to the mounting means identical with the working head 6 drawing).The joint block of gas channel 64 of working head 6 is provided with vacuum loop air inlet 641.20 pores 31 on vacuum disk 3 respectively with 20 working heads 6 on vacuum loop air inlet 641 connect.
As shown in Figure 6, the plunger 62 in working head 6 is provided with the first packing ring 621, the second packing ring 623, the 3rd packing ring 625; The first packing ring 621 and the second packing ring 623 form the first plunger cavity 622, the second packing rings 623 and the 3rd packing ring 625 forms the second plunger cavity 624.In the specific implementation, this first packing ring 621, the second packing ring 622, the 3rd packing ring 623 are to make by rubber elastomeric material.
As shown in Figure 7 and Figure 8, the sleeve 66 of working head 6 is fixed on joint block of gas channel 64, and slide bar 61 is through sleeve 66.Sleeve 66 and joint block of gas channel 64 form cavity the first sleeve cavity 67, sleeve 66 and slide bar 61 form the second sleeve cavity 68, on sleeve 66, have four symmetrical cylinder holes 661 all around, these two ends, four cylinder holes communicate with the first sleeve cavity 67 and the second sleeve cavity 68 respectively.On joint block of gas channel, 64 are provided with the first gas circuit connecting hole 644 and the second gas circuit connecting hole 645, and joint block of gas channel 64 is connected by the second gas circuit connecting hole 645 and the first sleeve cavity 67, and gas blow pipe 63 is connected by the first gas circuit connecting hole 644 and the second plunger cavity 624.On suction nozzle 65, be provided with sucker 651, be provided with the first sliding rod hole 611 and the second sliding rod hole 612 on slide bar 61, the sucker 651 on suction nozzle 65 is connected by the sliding rod hole 611 on slide bar 61 and the second sliding rod hole 612 and the second sleeve cavity 68.Gas blow pipe 63 in the gas outlet alignment work of air blowing electromagnetically operated valve 96.
Specific works process is as follows: in the time that suction nozzle 65 is prepared suction, plunger 62 can be pulled out a segment distance, now, the second packing ring 623 on plunger 62 is between the first gas circuit connecting hole 644 and the second gas circuit connecting hole 645 of joint block of gas channel 64, the first gas circuit connecting hole 644 and the second gas circuit connecting hole 645 are disconnected, and the first sliding rod hole 642 and the second gas circuit connecting hole 645 of joint block of gas channel 64 are connected by the first plunger cavity 622; Because the first sliding rod hole 642 is connected by vacuum loop air inlet 641 and vacuum generator 8, the second gas circuit connecting hole 645 is connected with the sucker 651 on suction nozzle 65, so now the sucker 651 on suction nozzle 65 and vacuum generator 8 communicate, suction nozzle 65 inside are evacuated and form negative pressure, normally suction.
When suction nozzle 65 sucks after material, plunger 62 positions remain unchanged, motor 5 drives vacuum disk 3 to rotate together with working head 6, now, pore 31 on vacuum disk 3 is connected with the second vacuum tank 44 on vacuum annulus 4, thereby suction nozzle 65 is connected with vacuum generator 1, at this moment, vacuum generator 1 makes suction nozzle 65 keep vacuum not fall down so that element remains on suction nozzle 65.
In the time that working head 6 is wanted blowing, motor 5 drives vacuum disk 3 and suction nozzle 65 to forward the position of suction to, and the pore 31 on vacuum disk 3 is connected with the first vacuum tank 43 on vacuum annulus 4, and plunger 62 is forced into the end, namely the shown state of Fig. 7.Now, the first gas circuit connecting hole 644 and the second gas circuit connecting hole 645 on joint block of gas channel 64 are connected by the second plunger cavity 624, and the first sliding rod hole 642 and the second gas circuit connecting hole 645 disconnect.Because the first gas circuit connecting hole 644 is connected with gas blow pipe 63, the second gas circuit connecting hole 645 is connected with the sucker 651 on suction nozzle 65, so the sucker 651 on gas blow pipe 63 and suction nozzle 65 communicates, at this moment, air blowing electromagnetically operated valve 9 is blown to gas blow pipe 63, remove the vacuum state of suction nozzle 65, just normal blowing of suction nozzle 65.Chip mounter pneumatic means of the present invention is simple in structure, easy to assembly above.Vacuum annulus 4 simple in structure, centre position vacate the installation of being convenient to other device, save space, make device compacter.Vacuum annulus 4 reduces with the contact-making surface of vacuum disk 3, has reduced the wearing and tearing between them, has extended the useful life of device.Sleeve 66 is provided with four cylinder holes 661 that size is identical, increases the number of through hole, and the vacuum of being convenient to 65 li of suction nozzles forms rapidly, makes feeding time shorten.When vacuum annulus 4 with contact the relative rotation of vacuum disk 3 time, because the distance between the first vacuum tank 43 and the second vacuum tank 44 is less than the diameter of pore 31 on vacuum disk 3, make suction nozzle 65 and 1 and 8 moment of vacuum generator keep connecting, avoided the draught head too small material casting phenomenon that cause inside and outside because of suction nozzle 65.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a chip mounter pneumatic means, it is characterized in that, comprise two vacuum generators (1,8), vacuum disk (3), vacuum annulus (4), for driving motor (5) and multiple working head (6) of described vacuum disk (3), described vacuum annulus (4) is fixedly installed and the upper surface laminating of lower surface and described vacuum disk (3); Described vacuum annulus (4) comprises the first vacuum tank (43) of being arranged on lower surface and the second vacuum tank (44) and is separately positioned on two through holes (41,42) in described the first vacuum tank (43) and described the second vacuum tank (44), described each through hole is connected with a described vacuum generator respectively, and described the first vacuum tank (43) is deep-slotted chip breaker with described the second vacuum tank (44);
On described vacuum disk (3) bottom surface, be evenly provided with the pore (31) identical with described working head (6) quantity, spacing between adjacent described pore (31) is identical, and the quantity of described pore (31) is greater than the quantity of described through hole; A described pore (31) communicates with described the first vacuum tank (43), and pore described in remaining (31) communicates with described the second vacuum tank (44); Described working head (6) is fixedly mounted on described vacuum disk (3) below, and each described pore (31) communicates with a described working head respectively;
Described working head (6) comprises slide bar (61), plunger (62), gas blow pipe (63), joint block of gas channel (64), suction nozzle (65), sleeve (66), it is upper that described sleeve (66) is fixed on joint block of gas channel (64), forms the first sleeve cavity (67); Described slide bar (61) forms the second sleeve cavity (68) through sleeve (66); Described working head (6) is connected with the pore (31) of vacuum disk (3) by joint block of gas channel (64); Described chip mounter pneumatic means also comprises two tracheaes (2,7), and each described tracheae connects a through hole on a described vacuum generator and described vacuum annulus.
2. chip mounter pneumatic means according to claim 1, it is characterized in that, on described vacuum disk (3), be provided with 20 described pores (31), pore described in one of them (31) communicates with described the first vacuum tank (43), and pore (31) communicates with described the second vacuum tank (44) simultaneously described in remaining nineteen.
3. chip mounter pneumatic means according to claim 2, it is characterized in that, the first vacuum tank (43) on described vacuum annulus (4) and the distance of described the second vacuum tank (44) are less than the diameter of the upper pore (31) of vacuum disk (3).
4. chip mounter pneumatic means according to claim 3, it is characterized in that, described vacuum disk (3) comprises rounded bottom surface (32) and the annular sidewall (33) that is arranged on described rounded bottom surface (32) edge, described motor (5) is arranged on described vacuum disk (3) upper surface, described motor (5) surrounds an annular groove with described annular sidewall (33), described vacuum annulus (4) is fixedly installed in described annular groove, and fits with the upper surface of described rounded bottom surface (32).
5. chip mounter pneumatic means according to claim 4, it is characterized in that, described joint block of gas channel (64) is provided with vacuum loop air inlet (641), and described working head (6) is connected by described vacuum loop air inlet (641) and the pore (31) on described vacuum disk (3).
6. chip mounter pneumatic means according to claim 5, it is characterized in that, the plunger (62) of described working head (6) is provided with the first packing ring (621), the second packing ring (623), the 3rd packing ring (625); Described the first packing ring (621) forms the first plunger cavity (622) with the second packing ring (623), and described the second packing ring (623) forms the second plunger cavity (624) with the 3rd packing ring (625).
7. chip mounter pneumatic means according to claim 6, it is characterized in that, described sleeve (66) is provided with symmetrical four cylinder holes (661) all around, and the two ends in described four cylinder holes (661) communicate with described the first sleeve cavity (67), the second sleeve cavity (68) respectively.
8. chip mounter pneumatic means according to claim 7, it is characterized in that, described chip mounter pneumatic means also comprises air blowing electromagnetically operated valve (9), the gas blow pipe (63) on the gas outlet alignment work head (6) of described air blowing electromagnetically operated valve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310114228.9A CN103200786B (en) | 2012-04-13 | 2013-04-03 | Pneumatic device of chip mounter |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210108808.2 | 2012-04-13 | ||
| CN201210108808 | 2012-04-13 | ||
| CN201310114228.9A CN103200786B (en) | 2012-04-13 | 2013-04-03 | Pneumatic device of chip mounter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103200786A CN103200786A (en) | 2013-07-10 |
| CN103200786B true CN103200786B (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310114228.9A Active CN103200786B (en) | 2012-04-13 | 2013-04-03 | Pneumatic device of chip mounter |
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| CN (1) | CN103200786B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107278046A (en) * | 2017-08-21 | 2017-10-20 | 深圳市海能达通信有限公司 | A kind of high speed placement system and the method that Tray disk materials are mounted using it |
| CN110494034B (en) * | 2019-08-30 | 2024-04-30 | 青岛飞梭科技有限公司 | Multi-layer annual wheel type rotary air circuit device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06275991A (en) * | 1993-03-23 | 1994-09-30 | Japan Tobacco Inc | Work mounter |
| CN1742528A (en) * | 2003-01-24 | 2006-03-01 | 西门子公司 | Multiple mounting heads |
| CN1954652A (en) * | 2004-05-17 | 2007-04-25 | 松下电器产业株式会社 | Part feeding head device and part mounting head device |
-
2013
- 2013-04-03 CN CN201310114228.9A patent/CN103200786B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06275991A (en) * | 1993-03-23 | 1994-09-30 | Japan Tobacco Inc | Work mounter |
| CN1742528A (en) * | 2003-01-24 | 2006-03-01 | 西门子公司 | Multiple mounting heads |
| CN1954652A (en) * | 2004-05-17 | 2007-04-25 | 松下电器产业株式会社 | Part feeding head device and part mounting head device |
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| Publication number | Publication date |
|---|---|
| CN103200786A (en) | 2013-07-10 |
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Denomination of invention: Pneumatic device of chip mounter Effective date of registration: 20171108 Granted publication date: 20141105 Pledgee: Taizhou creative industry development fund partnership (L.P.) Pledgor: Jiangsu Tengshi Electromechanical Co.,Ltd. Registration number: 2017320000047 |
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