CN203697667U - PCB thickness adjusting device of solder paste printer - Google Patents
PCB thickness adjusting device of solder paste printer Download PDFInfo
- Publication number
- CN203697667U CN203697667U CN201420014410.7U CN201420014410U CN203697667U CN 203697667 U CN203697667 U CN 203697667U CN 201420014410 U CN201420014410 U CN 201420014410U CN 203697667 U CN203697667 U CN 203697667U
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- CN
- China
- Prior art keywords
- height
- pcb board
- adjustment screw
- board thickness
- stencil printer
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- 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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- 229910000679 solder Inorganic materials 0.000 title abstract description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 230000001105 regulatory effect Effects 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000003754 machining Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Screen Printers (AREA)
Abstract
The utility model discloses a PCB thickness adjusting device of a solder paste printer. The PCB thickness adjusting device is arranged below side clamps, the side clamps are arranged on the two sides of a work platform, the PCB thickness adjusting device of the solder paste printer comprises at least two height adjusters connected to the bottoms of the side clamps, the height adjusters comprise height adjusting screws and height adjusting nuts, the height adjusting nuts are fixedly connected with the work platform, the height adjusting screws are in threaded connection with the height adjusting nuts, and the bottoms of the height adjusting screws are connected with a driving mechanism driving the height adjusting screws to rotate. The structure with the at least two height adjusters is adopted, the height of the work platform is commonly adjusted by two or more adjusters, height flatness is adjustable, errors caused by poor machining of hardware of the side clamps can be corrected, and precision in the equipment printing process is improved. The threaded connection is adopted in the adjusting mode of the height adjusters, adjusting difficulty and errors are lowered, and adjusting time is short.
Description
Technical field
The utility model relates to the paste solder printing equipment technical field of pcb board, specifically refers to a kind of pcb board thickness adjustment device of stencil printer.
Background technology
Along with scientific and technological development, the application of electronic product in people's life is more and more extensive, and the large-scale production of electronic product drives the development of board production industry, as some stencil printers are widely used in print solder paste on circuit board solder joint.In prior art, the paste solder printing equipment of pcb board (printed circuit board (PCB)) comprises workbench and screen frame, and workbench is fixed on lifting platform, and workbench is raised to screen frame below by lifting action by pcb board.In the time of printed circuit, conventionally, the limit fixture height of pcb board top and workbench is consistent or slightly higher than fixture top, limit, and along with the lifting of limit fixture, the printable pcb board thickness of equipment also changes thereupon.The printable pcb board thickness of existing stencil printer between 0.4-6mm, in the time changing different-thickness pcb board, need to manually remove the height of pcb board limit, the workbench position fixture that regulates stencil printer conventionally, makes it consistent in pcb board thickness.And convenience in order to regulate, manual adjustments structure is arranged on workbench central area conventionally, although such structure can guarantee the height of left and right and be subject to the control of the same strong point, but it is longer to work as strong point processing out-of-flatness or pcb board, in the situation of whole limit fixture distortion, be just easy to occur the highly inconsistent situation in left and right, affect clamping plate effect and equipment printing precision, also make the adjustment of pcb board thickness become comparatively complexity and difficulty larger, the adjusting time is longer.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, provides a kind of pcb board thickness to regulate difficulty and error is little and the adjusting time is short, the pcb board thickness adjustment device of the stencil printer that operation facility and printing precision are high.
The purpose of this utility model is achieved through the following technical solutions:
A kind of pcb board thickness adjustment device of stencil printer, be arranged on the below of limit fixture, it is characterized in that: described limit fixture is arranged on the both sides of workbench, the pcb board thickness adjustment device of stencil printer comprises at least two height adjusters that are connected to limit clamp base, described height adjuster comprises height adjustment screw and height adjusting nut, described height adjusting nut is fixedly connected with workbench, described height adjustment screw is threaded with height adjusting nut, the bottom of described height adjustment screw is connected with the driving mechanism that drives described height adjustment screw to rotate.Said structure adopts the structure of at least 2 height adjusters, and workbench height is adjusted jointly by more than 2 adjuster, and the planarization of height becomes adjustable, can revise by the bad error of bringing of limit fixture hardware processing the precision while having improved equipment printing; The regulative mode of height adjuster adopts and is threaded, and reduces and regulates difficulty and error, and the adjusting time is short.
Concrete, described driving mechanism comprises the first synchronizing wheel, motor and transmission mechanism, and described the first synchronizing wheel is fixed on the bottom of described height adjustment screw, and described motor connects the first synchronizing wheel by transmission mechanism.Adopt motor to drive the height adjustment screw of described height adjuster to rotate, thereby realize automatic height adjustment, shortened the adjustment time, simplified operation, improved equipment operating convenience.
Concrete, described transmission mechanism comprises the first regulating wheel, the second synchronizing wheel, the second regulating wheel, the 3rd regulating wheel that are linked in sequence by Timing Belt, described the second synchronizing wheel is arranged on the output shaft of motor.Said structure regulates the degree of tightness of joint face and the whole Timing Belt of Timing Belt and synchronizing wheel by regulating wheel, guarantee stable; Simultaneously, drive the first synchronizing wheel of at least two height adjuster bottoms to rotate by a motor simultaneously, the action of height adjuster is remained unanimously, while having guaranteed highly to regulate, the uniformity of moving displacement in vertical direction, has shortened the difficulty regulating greatly.
As a kind of improvement of the present utility model, described limit fixture has the through hole that connects height adjustment screw top, and height adjustment screw top has manual adjustments groove.By this regulating tank, make height adjustment also can use manual mode.
Preferably, described manual adjustments groove is interior hex slot.
The utility model has the following advantages and beneficial effect compared to existing technology:
1, the utility model adopts the structure of at least 2 height adjusters, workbench height is adjusted jointly by more than 2 adjuster, the planarization of height becomes adjustable, can revise by the bad error of bringing of limit fixture hardware processing the precision while having improved equipment printing; The regulative mode of height adjuster adopts and is threaded, and reduces and regulates difficulty and error, and the adjusting time is short.
2, the utility model drives the height adjustment screw of described height adjuster to rotate by motor, thereby realizes automatic height adjustment, has shortened the adjustment time, has simplified operation, has improved equipment operating convenience.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model.
Fig. 2 is the structural representation of height adjuster of the present utility model.
Fig. 3 is the main apparent direction schematic diagram of the pcb board thickness adjustment device of the utility model stencil printer.
Fig. 4 is the structural representation of transmission mechanism of the present utility model.
Fig. 5 be the utility model stencil printer pcb board thickness adjustment device overlook direction schematic diagram.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment
In conjunction with Fig. 1, Fig. 2, shown in Fig. 3, the present embodiment provides a kind of pcb board thickness adjustment device of stencil printer, be arranged on the below of limit fixture 1, described limit fixture 1 is arranged on the both sides of workbench 2, the pcb board thickness adjustment device of stencil printer comprises at least two height adjusters 3 that are connected to fixture 1 bottom, limit, described height adjuster 3 comprises height adjustment screw 301 and height adjusting nut 302, described height adjusting nut 302 is fixedly connected with workbench 2, described height adjustment screw 301 is threaded with height adjusting nut 302, the bottom of described height adjustment screw 301 is connected with the driving mechanism that drives described height adjustment screw to rotate.Said structure adopts the structure of at least 2 height adjusters, and workbench height is adjusted jointly by more than 2 adjuster, and the planarization of height becomes adjustable, can revise by the bad error of bringing of limit fixture hardware processing the precision while having improved equipment printing; The regulative mode of height adjuster adopts and is threaded, and reduces and regulates difficulty and error, and the adjusting time is short.
Described driving mechanism comprises the first synchronizing wheel 4, motor 5 and transmission mechanism, and described the first synchronizing wheel 4 is fixed on the bottom of described height adjustment screw 301, and described motor 5 connects the first synchronizing wheel 4 by transmission mechanism.Adopt motor to drive the height adjustment screw of described height adjuster to rotate, automatically realize height adjustment, shortened the adjustment time, simplified operation, improved equipment operating convenience.
As shown in Figure 3, Figure 4, described transmission mechanism comprises the first regulating wheel 6, the second synchronizing wheel 7, the second regulating wheel 8, the 3rd regulating wheel 9 that are linked in sequence by Timing Belt 10, and described the second synchronizing wheel 7 is arranged on the output shaft of motor 8.Said structure regulates the degree of tightness of joint face and the whole Timing Belt of Timing Belt and synchronizing wheel by regulating wheel, guarantee stable; Simultaneously, drive the first synchronizing wheel of at least two height adjuster bottoms to rotate by a motor simultaneously, the action of height adjuster is remained unanimously, while having guaranteed highly to regulate, the uniformity of moving displacement in vertical direction, has shortened the difficulty regulating greatly.
As shown in Figure 5, described limit fixture 1 has the through hole that connects height adjustment screw 301 tops, and height adjustment screw top has manual adjustments groove 303.By this regulating tank, make height adjustment also can use manual mode.Preferably, described manual adjustments groove 303 is interior hex slot.
Above-described embodiment is preferably embodiment of the utility model; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.
Claims (5)
1. the pcb board thickness adjustment device of a stencil printer, be arranged on the below of limit fixture, it is characterized in that: described limit fixture is arranged on the both sides of workbench, the pcb board thickness adjustment device of stencil printer comprises at least two height adjusters that are connected to limit clamp base, described height adjuster comprises height adjustment screw and height adjusting nut, described height adjusting nut is fixedly connected with workbench, described height adjustment screw is threaded with height adjusting nut, the bottom of described height adjustment screw is connected with the driving mechanism that drives described height adjustment screw to rotate.
2. the pcb board thickness adjustment device of stencil printer according to claim 1, it is characterized in that: described driving mechanism comprises the first synchronizing wheel, motor and transmission mechanism, described the first synchronizing wheel is fixed on the bottom of described height adjustment screw, and described motor connects the first synchronizing wheel by transmission mechanism.
3. the pcb board thickness adjustment device of stencil printer according to claim 2, it is characterized in that: described transmission mechanism comprises the first regulating wheel, the second synchronizing wheel, the second regulating wheel, the 3rd regulating wheel that are linked in sequence by Timing Belt, and described the second synchronizing wheel is arranged on the output shaft of motor.
4. according to the pcb board thickness adjustment device of stencil printer described in claim 1-3 any one, it is characterized in that: described limit fixture has the through hole that connects height adjustment screw top, height adjustment screw top has manual adjustments groove.
5. the pcb board thickness adjustment device of stencil printer according to claim 4, is characterized in that: described manual adjustments groove is interior hex slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420014410.7U CN203697667U (en) | 2014-01-09 | 2014-01-09 | PCB thickness adjusting device of solder paste printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420014410.7U CN203697667U (en) | 2014-01-09 | 2014-01-09 | PCB thickness adjusting device of solder paste printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203697667U true CN203697667U (en) | 2014-07-09 |
Family
ID=51048159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420014410.7U Expired - Lifetime CN203697667U (en) | 2014-01-09 | 2014-01-09 | PCB thickness adjusting device of solder paste printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203697667U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106466961A (en) * | 2016-08-31 | 2017-03-01 | 天津市叁盛缘电子有限公司 | A kind of high-accuracy semi-automatic printer |
| CN107901590A (en) * | 2017-12-19 | 2018-04-13 | 南通苏民新能源科技有限公司 | A kind of sunk type rotary table top screen process press |
-
2014
- 2014-01-09 CN CN201420014410.7U patent/CN203697667U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106466961A (en) * | 2016-08-31 | 2017-03-01 | 天津市叁盛缘电子有限公司 | A kind of high-accuracy semi-automatic printer |
| CN107901590A (en) * | 2017-12-19 | 2018-04-13 | 南通苏民新能源科技有限公司 | A kind of sunk type rotary table top screen process press |
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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: 20140709 |
|
| CX01 | Expiry of patent term |