CN102548234A - Expandable mounting head for chip mounter - Google Patents
Expandable mounting head for chip mounter Download PDFInfo
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- CN102548234A CN102548234A CN2011104186025A CN201110418602A CN102548234A CN 102548234 A CN102548234 A CN 102548234A CN 2011104186025 A CN2011104186025 A CN 2011104186025A CN 201110418602 A CN201110418602 A CN 201110418602A CN 102548234 A CN102548234 A CN 102548234A
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- base
- plate
- hollow tube
- track base
- mounting head
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Abstract
The invention discloses an expandable mounting head for a chip mounter. The expandable mounting head comprises a supporting seat, a guide rail seat, a cam, a speed-reducing stepping motor, a coupler and a hollow pipe, wherein the supporting seat is a U-shaped frame formed by a supporting seat rear board, supporting seat top plate and a supporting seat bottom plate, wherein the supporting seat top plate and the supporting seat bottom plate are arranged at the two ends of the supporting seat rear board; the guide rail seat is the U-shaped frame formed by a guide rail rear board, guide rail top plate and a guide rail bottom plate, wherein the guide rail top plate and the guide rail bottom plate are arranged at the two ends of the guide rail rear board; and the guide rail rear board is shorter than the supporting seat rear board. The expandable mounting head for the chip mounter is the key constituent part of an economical and simple chip mounter, adopts the cam and a spring to realize a feeding mode of the mounting head in the vertical direction, adopts one speed-reducing stepping motor and the hollow pipe device to lead the speed-reducing stepping motor be coaxial with a suction pen, improves the mounting precision and meets the requirement of small enterprises and individual consumers to the economical and simple chip mounter.
Description
Technical field
The invention belongs to the chip mounter field of circuit assembly, be specifically related to the chip mounter mounting head of a kind of mounting head, particularly a kind of expansible type.
Background technology
Chip mounter is the electromechanical integration equipment of requirement high accuracy, high-speed, high reliability; Belong to the technology-intensive industry of high salary; This at present domestic kind equipment is many from abroad buying; Expensive is mainly used on large and medium-sized enterprise and some the extensive electronic product assembly lines, and can not be widely used in small business or individual.In recent years, the economical simple and easy chip mounter that occurs on the market has satisfied small business or personal user's demand.Common economical simple and easy chip mounter is made up of parts such as X axle, Y axle, expansible type chip mounter mounting head, drawing-in devices; Wherein, Expansible type chip mounter mounting head is the core of economical simple and easy chip machinery part; Mounting head is used to realize the feeding of vertical direction; Realize the functions such as angle adjustment to surface mount elements simultaneously, economical simple and easy chip mounter adopts common camera and simple and mechanical mechanism to realize the function that these are complicated, has satisfied small business and the personal user demand to chip mounter greatly.The quality that the mounting head structural design of economical simple and easy chip mounter is produced electronic product is most important, and especially under the situation of setting out in line with the principle of economy simplification, structural design needs more ingenious reasonable.
The normal at present mounting head that adopts generally adopts following mode to the feeding of vertical direction: the 1) kind of drive of gear/rack structure, this mode be tradition relatively, and actuator realizes simple, but this kind mode is difficult to raising to the motion control precision that mounts main shaft; 2) synchrome conveying belt adds stepping motor drive mechanism mode, this mode control precision still can, but this structure is fragile and can increase overall dimensions; 3) servomotor form, but this form assembling complicacy and precision are not high, and cost is higher simultaneously.
And mounting head has following several types to the normal structure that adopts of the angle adjustment of surface mount elements: 1) two stepping motors add synchronous band forms; This kind adjustment mode is also carried out the adjustment of angle to surface mount elements in to the feeding of vertical direction; But this structural entity volume is big; And, must influence placement accuracy because the weight increase increases inertia; 2) stepping motor/deceleration device form, this kind form can cause stepping motor and inhale a disalignment, and installation has been increased difficulty, also cause the reduction of placement accuracy simultaneously.
Summary of the invention
To defective that exists in the above-mentioned prior art or deficiency; The objective of the invention is to; Propose a kind of chip mounter mounting head of expansible type, expansible type chip mounter mounting head of the present invention is the core part of economical simple and easy chip mounter, adopts cam and spring to realize the feeding mode of mounting head at vertical direction; And adopt a decelerating step motor and hollow tube device; Realize decelerating step motor and inhale the coaxial of pen, improved placement accuracy, satisfied small business and personal user demand economical simple and easy chip mounter.
To achieve these goals, the present invention adopts following technical solution:
A kind of expansible type chip mounter mounting head is characterized in that, comprises supporting base, track base, cam, decelerating step motor, shaft coupling, hollow tube; Wherein, said supporting base by supporting base after plate and the supporting base top board at two ends and " U " shape framework that the supporting base base plate is formed; Track base by track base after plate with and the track base top board at two ends and " U " shape framework that the track base base plate is formed; Behind the track base length of plate less than supporting base after the length of plate;
The center of supporting base top board and supporting base base plate all has through hole; The track base top board outside is equipped with the lead rail axis perpendicular to the track base top board; The outside of track base base plate also is equipped with the lead rail axis perpendicular to the track base base plate, and these two lead rail axis are on same the straight line; Said two lead rail axis penetrate respectively in two said through holes;
Plate upper end installed inside has cam behind the supporting base; Be with spring on the lead rail axis of supporting base plate outer side; The track base top board contacts with cam; The track base base plate contacts with spring, behind the track base behind plate and the supporting base plate join through rail plate, make that track base can be in supporting base inside with respect to supporting base translation back and forth;
Said hollow tube is a hollow elongated tubular, and the part of hollow tube hollow is a mesopore, and the hollow tube two ends are separately installed with first shaft shoulder and second shaft shoulder, and first shaft shoulder is a hollow tube; The other end of said second shaft shoulder is equipped with the shaft coupling connecting rod; A flexible pipe hole of suction is arranged on the sidewall of hollow tube near second shaft shoulder, one end; Have the first fastening screw pit and the second fastening screw pit on the sidewall of hollow tube;
Decelerating step motor is installed on the track base top board, and hollow tube passes through clutch shaft bearing seat, second bearing pedestal and bearing fixing in track base; The lower end of decelerating step motor is connected with the shaft coupling connecting rod of hollow tube through shaft coupling; The upper end of shaft coupling passes the track base top board and both are fixedly connected through sliding bearing;
Inhale pen and be installed in the inner mesopore of hollow tube, and the lower end of inhaling pen passes from first shaft shoulder, inhale the flexible pipe of pen upper end and draw from inhaling a flexible pipe hole; Said shaft coupling, hollow tube, suction pen are coaxial, and the dead in line of three's axis and decelerating step motor.
The present invention also comprises following other technical characterictic:
Said shaft coupling adopts flexible coupling.
The plate outside is equipped with Y axle connecting plate behind the said supporting base.
Near an end of inhaling pen camera is installed on the said track base base plate.
The said first fastening screw pit and the second fastening screw pit axially differ 180 °.
Gapped between said hollow tube and the said suction pen, and both are fastening through trip bolt is installed in fastening screw pit and fastening screw pit.
Compare with the general large-scale chip mounter mounting head that is used for, expansible type chip mounter mounting head of the present invention has following beneficial effect:
1, adopt decelerating step motor to connect through shaft coupling, hollow tube and inhale pen, shaft coupling, hollow tube, suction pen are coaxial, and the dead in line of three's axis and decelerating step motor.Matched in clearance between hollow tube and the suction pen; Fastening through two trip bolts that axially differ 180 °, shaft coupling adopts common flexible coupling on the market, has avoided common mounting head to need to adopt the defective of special transmission decelerating device owing to drive motors, a suction disalignment; Not only make simple in structure; Volume is little, and placement speed is fast, and placement accuracy is high.
2, the motion of the vertical direction of track base adopts cam, guide rail structure and spring to cooperate realization, has avoided two stepping motors of usefulness of prior art to control the feed motion of vertical direction and rotatablely moving of main shaft simultaneously; Track base is connected through the vertical direction guide rail with the supporting base base plate; Moving upward of in the vertical direction track base relies on the spring that is enclosed within on the lead rail axis to realize; Move downward and rely on steering wheel drive cam to realize the reciprocating motion that just can realize the vertical direction of this part like this.Not only simple in structure, smaller volume, and be easy to control, and stable, therefore make that placement speed is fast, precision is high.
3, cam is driven by steering wheel, inhales the adhesive of pen and carries out air feed through small-sized vacuum pump, in control procedure, relies on vacuum solenoid to realize break-make; Hollow tube processing is simple; Use common camera; The selection of each parts cooperates makes the structure of mounting head of the present invention easy for installation, be prone to realization; Volume is little, and price is lower, is easier to apply.
Description of drawings
Fig. 1 is a structural representation of the present invention.The implication of each label among the figure: 1, Y axle connecting plate; 2, supporting base; 3, track base; 4, cam; 5, decelerating step motor; 6, shaft coupling; 7, bearing pedestal; 8, hollow tube; 9, bearing pedestal; 10, inhale pen; 11, spring; 12, lead rail axis; 13, through hole; Plate behind 2-1, the supporting base; 2-2, supporting base top board; 2-3, supporting base base plate; Plate behind 3-1, the track base; 3-2, track base top board; 3-3, track base base plate.
Fig. 2 is the structural representation of hollow tube.Wherein, (a) be stereogram; (b) be plane graph.The label implication is following among the figure: 8-1, first shaft shoulder; 8-2, the first fastening screw pit; 8-3, mesopore; 8-4, the second fastening screw pit; 8-5, a suction flexible pipe hole; 8-6, second shaft shoulder; 8-7, shaft coupling connecting rod.
Fig. 3 is the mounting head after expanding.
Below in conjunction with accompanying drawing and embodiment the present invention is done further and to explain.
Embodiment
Referring to Fig. 1～Fig. 3, expansible type chip mounter mounting head of the present invention comprises supporting base 2, track base 3, cam 4, decelerating step motor 5, shaft coupling 6, hollow tube 8.
Wherein, " U " shape framework of forming by the supporting base top board 2-2 and the supporting base base plate 2-3 at plate 2-1 and two ends thereof behind the supporting base of supporting base 2; Track base 3 by plate 3-1 behind the track base with and the track base top board 3-2 at two ends and " U " shape framework that track base base plate 3-3 forms; Behind the track base length of plate 3-1 less than supporting base after the length of plate 2-1.
The center of supporting base top board 2-2 and supporting base base plate 2-3 all has through hole 13; The track base top board 3-2 outside is equipped with the lead rail axis 12 perpendicular to track base top board 3-2; The outside of track base base plate 3-3 also is equipped with the lead rail axis 12 perpendicular to track base base plate 3-3, and these two lead rail axis 12 are on same the straight line; Said two lead rail axis 12 penetrate respectively in two said through holes 13.
Plate 2-1 upper end installed inside has cam 4 behind the supporting base; Be with spring 11 on the lead rail axis 12 in the supporting base base plate 2-2 outside; Track base top board 3-2 contacts with cam 4; Track base base plate 3-3 contacts with spring 11, behind the track base behind plate 3-1 and the supporting base plate 2-1 join through rail plate, make that track base 3 can be in supporting base 2 inside with respect to supporting base 2 translation back and forth;
As shown in Figure 2, hollow tube 8 is a hollow elongated tubular, and the part of hollow tube 8 hollows is mesopore 8-3, and hollow tube 8 two ends are separately installed with first shaft shoulder 8-1 and second shaft shoulder 8-6, and first shaft shoulder 8-1 is a hollow tube; The other end of said second shaft shoulder 8-6 is equipped with shaft coupling connecting rod 8-7; A flexible pipe hole 8-5 of suction is arranged on the sidewall of hollow tube 8 near second shaft shoulder 8-6, one end; Have the first fastening screw pit 8-2 and the second fastening screw pit 8-4 that axially differ 180 ° on the sidewall of hollow tube 8.
Decelerating step motor 5 is installed on the track base top board 3-2, and hollow tube 8 passes through clutch shaft bearing seat 7, second bearing pedestal 9 and bearing fixing in track base 3; The lower end of decelerating step motor 5 is connected with the shaft coupling connecting rod 8-7 of hollow tube 8 through shaft coupling 6; The upper end of shaft coupling 6 passes track base top board 3-2 and both are fixedly connected through sliding bearing; Shaft coupling 6 adopts flexible coupling;
Inhale pen 10 and be installed in the inner mesopore 8-3 of hollow tube 8, and the lower end of inhaling pen 10 passes from first shaft shoulder 8-1, inhale the flexible pipe of pen 10 upper ends and draw from inhaling a flexible pipe hole 8-5; Gapped between hollow tube 8 and the suction pen, and both are fastening through trip bolt is installed in fastening screw pit 8-2 and fastening screw pit 8-4; Said shaft coupling 6, hollow tube 8, to inhale pen 10 coaxial, and the dead in line of three's axis and decelerating step motor 5.
Track base base plate 3-3 goes up near an end of inhaling pen 10 camera is installed; Camera is used for mount components is taken pictures; Subsequently through further image processing; With mount components on the printing board PCB position coordinates compare, according to alternate position spike, and then adopt decelerating step motor that the mount components position angle is adjusted.
The flexible pipe of suction pen upper end is drawn from hollow tube 8 and is connected with vacuum pump, and vacuum pump is connected with vacuum solenoid, in the operation control procedure, utilizes vacuum solenoid to realize inhaling the break-make gas of pen, and control procedure is simple and economical.
Plate 2-1 installs in the outside Y axle connecting plate 1 behind the supporting base, and Y axle connecting plate 1 is used for mounting head of the present invention is connected the base of economical simple and easy chip mounter.
As shown in Figure 3, expansible type mounting head of the present invention can freely select number to expand according to the needs of chip mounter.Fig. 4 is the parallel connections of two mounting heads, shared same Y axle connecting plate and supporting base.Mounting head globality after the expansion is stronger.
Operation principle of the present invention is following:
When the work of each mounting head, the decelerating step motor 5 on this mounting head drives the rotation that hollow tube 8 realizes inhaling pen 10 through shaft coupling 6.The cam 4 that the steering wheel drive is connected with steering wheel is by predefined cam orbiting motion; Make track base 3 move straight down and also reset through spring 11 subsequently, realize that under the acting in conjunction of cam 4 and spring 11 track base 3 in the vertical directions move reciprocatingly.
Select the mounting head of suitable number to expand, the shared supporting base of the mounting head of the present invention after the expansion, and be installed on the economical simple and easy chip mounter through a common Y axle connecting plate, globality is stronger, has overcome the existing defective of existing mounting head.
Claims (6)
1. an expansible type chip mounter mounting head is characterized in that, comprises supporting base (2), track base (3), cam (4), decelerating step motor (5), shaft coupling (6), hollow tube (8); Wherein, " U " shape framework of forming by the supporting base top board (2-2) and the supporting base base plate (2-3) at plate behind the supporting base (2-1) and two ends thereof of said supporting base (2); Track base (3) by plate behind the track base (3-1) with and the track base top board (3-2) at two ends and " U " shape framework that track base base plate (3-3) is formed; The length of plate behind the track base (3-1) less than supporting base after the length of plate (2-1);
The center of supporting base top board (2-2) and supporting base base plate (2-3) all has through hole (13); Track base top board (3-2) outside is equipped with the lead rail axis (12) perpendicular to track base top board (3-2); The outside of track base base plate (3-3) also is equipped with the lead rail axis (12) perpendicular to track base base plate (3-3), and these two lead rail axis (12) are on same the straight line; Said two lead rail axis (12) penetrate respectively in two said through holes (13);
Plate behind the supporting base (2-1) upper end installed inside has cam (4); Be with spring (11) on the lead rail axis (12) in supporting base base plate (2-2) outside; Track base top board (3-2) contacts with cam (4); Track base base plate (3-3) contacts with spring (11), and plate (2-1) joins through rail plate behind plate behind the track base (3-1) and the supporting base, makes that track base (3) can be inner with respect to supporting base (2) translation back and forth at supporting base (2);
Said hollow tube (8) is a hollow elongated tubular, and the part of hollow tube (8) hollow is mesopore (8-3), and hollow tube (8) two ends are separately installed with first shaft shoulder (8-1) and second shaft shoulder (8-6), and first shaft shoulder (8-1) is a hollow tube; The other end of said second shaft shoulder (8-6) is equipped with shaft coupling connecting rod (8-7); A flexible pipe hole (8-5) of suction is arranged on the sidewall of hollow tube (8) near second shaft shoulder (8-6) end; Have the first fastening screw pit (8-2) and the second fastening screw pit (8-4) on the sidewall of hollow tube (8);
Decelerating step motor (5) is installed on the track base top board (3-2), and hollow tube (8) passes through clutch shaft bearing seat (7), second bearing pedestal (9) and bearing fixing in track base (3); The lower end of decelerating step motor (5) is connected with the shaft coupling connecting rod (8-7) of hollow tube (8) through shaft coupling (6); The upper end of shaft coupling (6) passes track base top board (3-2) and both are fixedly connected through sliding bearing;
Inhale pen (10) and be installed in the inner mesopore (8-3) of hollow tube (8), and the lower end of inhaling pen (10) passes from first shaft shoulder (8-1), inhale the flexible pipe of pen (10) upper end and draw from inhaling a flexible pipe hole (8-5); Said shaft coupling (6), hollow tube (8), to inhale pen (10) coaxial, and the dead in line of three's axis and decelerating step motor (5).
2. expansible type chip mounter mounting head as claimed in claim 1 is characterized in that, said shaft coupling (6) adopts flexible coupling.
3. expansible type chip mounter mounting head as claimed in claim 1 is characterized in that, plate behind the said supporting base (2-1) outside is equipped with Y axle connecting plate (1).
4. expansible type chip mounter mounting head as claimed in claim 1 is characterized in that, said track base base plate (3-3) is gone up near an end of inhaling pen (10) camera is installed.
5. expansible type chip mounter mounting head as claimed in claim 1 is characterized in that, the said first fastening screw pit (8-2) and the second fastening screw pit (8-4) axially differ 180 °.
6. expansible type chip mounter mounting head as claimed in claim 1 is characterized in that, and is gapped between said hollow tube (8) and the said suction pen, and both are fastening through trip bolt is installed in fastening screw pit (8-2) and fastening screw pit (8-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110418602.5A CN102548234B (en) | 2011-12-14 | 2011-12-14 | Expandable mounting head for chip mounter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110418602.5A CN102548234B (en) | 2011-12-14 | 2011-12-14 | Expandable mounting head for chip mounter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102548234A true CN102548234A (en) | 2012-07-04 |
| CN102548234B CN102548234B (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110418602.5A Expired - Fee Related CN102548234B (en) | 2011-12-14 | 2011-12-14 | Expandable mounting head for chip mounter |
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| Country | Link |
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| CN (1) | CN102548234B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105472904A (en) * | 2015-12-24 | 2016-04-06 | 东莞中之光电股份有限公司 | LED lamp panel slice mounter capable of simultaneously adhering multiple LED lamp slices |
| CN105813398A (en) * | 2016-04-21 | 2016-07-27 | 李丙生 | Mounting-plugging element structure for electronic component |
| CN106793742A (en) * | 2016-12-09 | 2017-05-31 | 无锡万吉科技股份有限公司 | A kind of chip mounter work head motion and the method that note dress is carried out using it |
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| CN101674720A (en) * | 2009-07-10 | 2010-03-17 | 李建 | Multifunctional table-type full-automatic chip mounter |
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| CN202340346U (en) * | 2011-12-14 | 2012-07-18 | 长安大学 | Extensible mounting head of chip mounting machine |
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| JPH08116155A (en) * | 1994-10-18 | 1996-05-07 | Kaidou Seisakusho:Kk | Attaching structure of sounding body part |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105472904A (en) * | 2015-12-24 | 2016-04-06 | 东莞中之光电股份有限公司 | LED lamp panel slice mounter capable of simultaneously adhering multiple LED lamp slices |
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| CN106793742A (en) * | 2016-12-09 | 2017-05-31 | 无锡万吉科技股份有限公司 | A kind of chip mounter work head motion and the method that note dress is carried out using it |
| CN106793742B (en) * | 2016-12-09 | 2019-05-10 | 无锡万吉科技股份有限公司 | A kind of chip mounter work head movement mechanism and the method using its progress note dress |
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| Publication number | Publication date |
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| CN102548234B (en) | 2014-04-09 |
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