CN210670826U - PCB board positioning mechanism - Google Patents
PCB board positioning mechanism Download PDFInfo
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- CN210670826U CN210670826U CN201920720328.9U CN201920720328U CN210670826U CN 210670826 U CN210670826 U CN 210670826U CN 201920720328 U CN201920720328 U CN 201920720328U CN 210670826 U CN210670826 U CN 210670826U
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- positioning needle
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Abstract
The utility model discloses a PCB board positioning mechanism, including pilot pin lift drive, the pilot pin crane, pilot pin mounting platform, high micromatic setting of pilot pin and PCB board pilot pin, pilot pin lift drive is connected with the bottom of deck plate, pilot pin crane and deck plate swing joint, the roof of pilot pin crane is located the top of deck plate, pilot pin lift drive is connected with the transmission of pilot pin crane and drives it and reciprocate, pilot pin mounting platform is located the roof top of pilot pin crane, high micromatic setting of pilot pin is connected between the roof of pilot pin mounting platform and pilot pin crane, the top at pilot pin mounting platform is installed to PCB board pilot pin. The utility model has the advantages of reasonable design, easy operation, the operation is reliable and stable, and is with low costs, adopts the location to fix a position to the PCB board, has good positioning accuracy.
Description
Technical Field
The utility model relates to a PCB board production facility technical field, more specifically say, relate to a PCB board positioning mechanism.
Background
Printing is a key link of the whole SMT production, and the quality of solder paste printing is very important to the quality of PCB products and the stability of later use of the PCB products. Although the printing machine is different, the principle of solder paste printing is basically the same, namely, the solder paste is filled in the holes of the steel mesh by a scraper device, so that the solder paste required for welding the PCB is provided.
At present, a PCB printing machine on the market can be provided with a CCD image detection system in order to enable the PCB to be accurately positioned, the position of a designated hole on the PCB is detected through a CCD lens, and then the position of the PCB is adjusted. However, such printers with CCD image detection systems are very expensive, increase production and use costs, and are relatively complex to control.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned defect among the prior art, provide a structural design is reasonable, easy operation, operation reliable and stable, with low costs, adopt the location to fix a position, have good positioning accuracy's PCB board positioning mechanism to the PCB board.
For realizing the above-mentioned purpose, the utility model provides a PCB board positioning mechanism, including pilot pin lift drive, pilot pin crane, pilot pin mounting platform, the high micromatic setting of pilot pin and PCB board pilot pin, pilot pin lift drive is connected with the bottom of deck plate, pilot pin crane and deck plate swing joint, the roof of pilot pin crane is located the top of deck plate, pilot pin lift drive is connected and drives it and reciprocate with the transmission of pilot pin crane, pilot pin mounting platform is located the roof top of pilot pin crane, the high micromatic setting of pilot pin is connected between the roof of pilot pin mounting platform and pilot pin crane, the top at pilot pin mounting platform is installed to PCB board pilot pin.
As a preferred embodiment, the positioning needle lifting driving device comprises a positioning needle lifting driving motor, a lifting motor fixing frame, a positioning needle lifting driving wheel, a positioning needle lifting driven wheel, a positioning needle lifting synchronous belt, a positioning needle lifting lead screw and a lifting lead screw bearing seat, wherein the positioning needle lifting driving motor is installed at the bottom of the table panel through the lifting motor fixing frame, the positioning needle lifting lead screw longitudinally penetrates through a bottom plate of the lifting motor fixing frame and is installed on the bottom plate of the lifting motor fixing frame through the lifting lead screw bearing seat, an output shaft of the positioning needle lifting driving motor is connected with the positioning needle lifting driving wheel, the positioning needle lifting driven wheel is installed at the lower end of the positioning needle lifting lead screw, the positioning needle lifting synchronous belt is sleeved on the positioning needle lifting driving wheel and the positioning needle lifting driven wheel, the bottom plate of the positioning needle lifting frame is connected with a lifting nut on the positioning, the lifting frame upright post between the top plate and the bottom plate of the positioning needle lifting frame penetrates through the table board.
In a preferred embodiment, the fixing frame upright post of the lifting motor fixing frame penetrates through the bottom plate of the positioning needle lifting frame.
As the preferred embodiment, the high micromatic setting of pilot pin includes high fine setting screw rod, screw rod seat, screw rod push pedal, slope guide rail seat, slope slider seat and fine setting linear guide, the screw rod seat is installed on the roof of pilot pin crane, the front end at pilot pin mounting platform is installed to the screw rod push pedal, the screw hole that the screw rod seat was passed to the one end of high fine setting screw rod contacts with the screw rod push pedal, the slope guide rail seat is installed on the roof of pilot pin crane, the bottom at pilot pin mounting platform is installed to the slope slider seat, slope guide rail seat and slope slider seat are through fine setting linear guide sliding connection.
In a preferred embodiment, the positioning pin mounting platform has magnetism, and the PCB positioning pin is fixed on the top of the positioning pin mounting platform by magnetic force.
As a preferred embodiment, the PCB positioning pin comprises a positioning pin head, a positioning pin seat and a pin seat fixing piece, the positioning pin head is installed in the installation hole of the positioning pin seat and extends out of the top of the positioning pin seat, and the positioning pin seat is longitudinally installed on the pin seat fixing piece.
In a preferred embodiment, a spring is further arranged in the mounting hole of the positioning needle seat, and the spring is located at the bottom of the positioning needle.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model has the advantages of reasonable design, easy operation, the operation is reliable and stable, and is with low costs, adopts the location to fix a position to the PCB board, has good positioning accuracy.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a PCB positioning mechanism provided in an embodiment of the present invention;
fig. 2 is a side view of a PCB positioning mechanism provided in an embodiment of the present invention;
fig. 3 is an exploded view of a PCB board positioning pin provided by an embodiment of the present invention;
fig. 4 is an assembly view of the PCB positioning mechanism and a PCB conveying belt mechanism provided in the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Please refer to fig. 1 and 2, an embodiment of the present invention provides a PCB positioning mechanism, including a positioning pin lifting driving device 81, a positioning pin lifting frame 82, a positioning pin mounting platform 83, a positioning pin height fine tuning device 84 and a PCB positioning pin 85, the positioning pin lifting driving device 81 is connected with the bottom of the platform 12, the positioning pin lifting frame 82 is movably connected with the platform 12, the top plate of the positioning pin lifting frame 82 is located above the platform 12, the positioning pin lifting driving device 81 is connected with the positioning pin lifting frame 82 in a transmission manner and drives the positioning pin lifting frame 82 to move up and down, the positioning pin mounting platform 83 is located above the top plate of the positioning pin lifting frame 82, the positioning pin height fine tuning device 84 is connected between the top plates of the positioning pin mounting platform 83 and the positioning pin lifting frame 82, the PCB positioning pin 85 is installed at the top of the positioning pin mounting platform 83.
The following describes each component of the present embodiment in detail with reference to the drawings.
The positioning pin crane 82 includes a top plate 821, a bottom plate 822, and a crane column 823 connected between the top plate 821 and the bottom plate 822, wherein the top plate 821 is located above the table top 12 of the table top 12.
Specifically, the positioning pin lifting driving device 81 may include a positioning pin lifting driving motor 811, a lifting motor fixing frame 812, a positioning pin lifting driving wheel 813, a positioning pin lifting driven wheel 814, a positioning pin lifting synchronous belt 815, a positioning pin lifting screw 816 and a lifting screw shaft bearing 817, wherein the positioning pin lifting driving motor 811 is installed at the bottom of the table top 12 through the lifting motor fixing frame 812, the positioning pin lifting screw 816 longitudinally passes through the bottom plate of the lifting motor fixing frame 812 and the bottom plate of the positioning pin lifting frame 82 and is installed on the bottom plate of the lifting motor fixing frame 812 through the lifting screw shaft bearing 817, an output shaft of the positioning pin lifting driving motor 811 is connected with the positioning pin lifting driving wheel 813, the positioning pin lifting driven wheel 814 is installed at the lower end of the positioning pin lifting screw 816, and the positioning pin lifting synchronous belt 815 is sleeved on the positioning pin lifting driving wheel and the positioning pin lifting driven, the bottom plate 822 of the positioning needle lifting frame 82 is connected with the lifting nut 818 on the positioning needle lifting screw 816, the lifting frame upright 823 between the top plate 821 of the positioning needle lifting frame 82 and the bottom plate 822 penetrates through the table panel 12, and the fixing frame upright of the lifting motor fixing frame 812 penetrates through the bottom plate of the positioning needle lifting frame 82.
The positioning pin lifting driving motor 811 can drive the positioning pin lifting screw 816 to rotate through the positioning pin lifting driving wheel 813, the positioning pin lifting driven wheel 814 and the positioning pin lifting synchronous belt 815, and further drive the positioning pin lifting frame 82 to move up and down.
As shown in fig. 3, PCB board alignment pin 85 may include an alignment pin head 851, an alignment pin base 852 and a pin base fixture 853, in which alignment pin head 851 is installed in a mounting hole of alignment pin base 852 and protrudes from the top of alignment pin base 852, and alignment pin base 852 is longitudinally installed on pin base fixture 853.
Of course, in other embodiments, a spring may be additionally disposed in the mounting hole of the positioning needle seat 852, and the spring may be located at the bottom of the positioning needle 851.
As shown in fig. 1 and 2, the positioning pin height fine-tuning device 84 includes a height fine-tuning screw 841, a screw seat 842, a screw push plate 843, an inclined guide rail seat 844, an inclined slider seat 845 and a fine-tuning linear guide 846, wherein the screw seat 842 is installed on a top plate of the positioning pin crane 82, the screw push plate 843 is installed at the front end of the positioning pin installation platform 83, one end of the height fine-tuning screw 841 penetrates through a threaded hole of the screw seat 842 to be in contact with the screw push plate 843, the inclined guide rail seat 844 is installed on the top plate of the positioning pin crane 82, the inclined slider seat 845 is installed at the bottom of the positioning pin installation platform 83, and the inclined guide rail seat 844 and the inclined slider seat 845 are in sliding.
When the height of the positioning pin is adjusted, the height fine adjustment screw 841 can be screwed inwards, one end of the height fine adjustment screw 841 can push the positioning pin mounting platform 83 to incline and lift upwards, the height of the positioning pin can be adjusted conveniently, and the needle head of the PCB positioning pin 85 can be inserted into the hole position of the PCB conveniently.
During specific implementation, the positioning pin mounting platform 83 can be provided with strong magnetism, and the PCB board positioning pin 85 can be fixed at the top of the positioning pin mounting platform 83 through magnetic force, and does not need to install a fixing screw, and the position of the PCB board positioning pin 85 is conveniently adjusted. Of course, in other embodiments, the PCB board alignment pins 85 may be fixed to the alignment pin mounting platform 83 by screws.
For example, as shown in fig. 4, the PCB positioning mechanism of the present embodiment may be combined with the PCB conveying belt 3, and the PCB positioning mechanism may be located below the PCB conveying belt. When the PCB conveyer belt conveys the PCB to the right position, the positioning pin lifting driving device 81 can drive the PCB positioning pin 85 to move upwards, so that the positioning pin 851 of the PCB positioning pin 85 is inserted into the hole position of the PCB to position the PCB.
It should be noted that the PCB positioning mechanism of the present embodiment can be applied to other machines requiring PCB positioning besides the PCB printing machine.
To sum up, the utility model has the advantages of reasonable design, easy operation, the operation is reliable and stable, and is with low costs, adopts the location to fix a position to the PCB board, has good positioning accuracy.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (7)
1. The utility model provides a PCB board positioning mechanism which characterized in that: comprises a positioning pin lifting driving device (81), a positioning pin lifting frame (82), a positioning pin mounting platform (83), a positioning pin height fine-tuning device (84) and a PCB positioning pin (85), the positioning needle lifting driving device (81) is connected with the bottom of the table panel (12), the positioning needle lifting frame (82) is movably connected with the table top plate (12), the top plate of the positioning needle lifting frame (82) is positioned above the table top plate (12), the positioning needle lifting driving device (81) is in transmission connection with the positioning needle lifting frame (82) and drives the positioning needle lifting frame to move up and down, the positioning needle mounting platform (83) is positioned above the top plate of the positioning needle lifting frame (82), the positioning pin height fine-tuning device (84) is connected between the positioning pin mounting platform (83) and the top plate of the positioning pin lifting frame (82), the PCB board positioning pin (85) is installed at the top of the positioning pin installation platform (83).
2. The PCB board positioning mechanism of claim 1, wherein: the positioning needle lifting driving device (81) comprises a positioning needle lifting driving motor (811), a lifting motor fixing frame (812), a positioning needle lifting driving wheel (813), a positioning needle lifting driven wheel (814), a positioning needle lifting synchronous belt (815), a positioning needle lifting lead screw (816) and a lifting lead screw bearing seat (817), wherein the positioning needle lifting driving motor (811) is installed at the bottom of the table top plate (12) through the lifting motor fixing frame (812), the positioning needle lifting lead screw (816) longitudinally penetrates through a bottom plate of the lifting motor fixing frame (812) and is installed on the bottom plate of the lifting motor fixing frame (812) through the lifting lead screw bearing seat (817), an output shaft of the positioning needle lifting driving motor (811) is connected with the positioning needle lifting driving wheel (813), and the positioning needle lifting driven wheel (814) is installed at the lower end of the positioning needle lifting lead screw (816), the positioning needle lifting synchronous belt (815) is sleeved on a positioning needle lifting driving wheel (813) and a positioning needle lifting driven wheel (814), a bottom plate of the positioning needle lifting frame (82) is connected with a lifting nut (818) on a positioning needle lifting screw rod (816), and a lifting frame upright post between a top plate and the bottom plate of the positioning needle lifting frame (82) penetrates through the table board (12).
3. The PCB board positioning mechanism of claim 2, wherein: the fixing frame upright post of the lifting motor fixing frame (812) penetrates through the bottom plate of the positioning needle lifting frame (82).
4. The PCB board positioning mechanism of claim 1, wherein: the positioning pin height fine-adjustment device (84) comprises a height fine-adjustment screw (841), a screw seat (842), a screw push plate (843), an inclined guide rail seat (844), an inclined slider seat (845) and a fine-adjustment linear guide rail (846), wherein the screw seat (842) is installed on a top plate of a positioning pin lifting frame (82), the screw push plate (843) is installed at the front end of the positioning pin mounting platform (83), a threaded hole of the screw seat (842) is penetrated by one end of the height fine-adjustment screw (841) to be in contact with the screw push plate (843), the inclined guide rail seat (844) is installed on the top plate of the positioning pin lifting frame (82), the inclined slider seat (845) is installed at the bottom of the positioning pin mounting platform (83), and the inclined guide rail seat (844) and the inclined slider seat (845) are in sliding connection through the fine-adjustment linear guide rail (846.
5. The PCB board positioning mechanism of claim 1, wherein: the positioning pin mounting platform (83) is magnetic, and the PCB positioning pin (85) is fixed to the top of the positioning pin mounting platform (83) through magnetic force.
6. The PCB board positioning mechanism of claim 1, wherein: the PCB positioning pin (85) comprises a positioning pin head (851), a positioning pin seat (852) and a pin seat fixing piece (853), wherein the positioning pin head (851) is installed in an installation hole of the positioning pin seat (852) and extends out of the top of the positioning pin seat (852), and the positioning pin seat (852) is longitudinally installed on the pin seat fixing piece (853).
7. The PCB board positioning mechanism of claim 6, wherein: a spring is further arranged in the mounting hole of the positioning needle seat (852), and the spring is positioned at the bottom of the positioning needle head (851).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920720328.9U CN210670826U (en) | 2019-05-17 | 2019-05-17 | PCB board positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920720328.9U CN210670826U (en) | 2019-05-17 | 2019-05-17 | PCB board positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210670826U true CN210670826U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920720328.9U Active CN210670826U (en) | 2019-05-17 | 2019-05-17 | PCB board positioning mechanism |
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| Country | Link |
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| CN (1) | CN210670826U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116689981A (en) * | 2023-07-11 | 2023-09-05 | 苏州光宝科技股份有限公司 | Circuit board clamping rail |
-
2019
- 2019-05-17 CN CN201920720328.9U patent/CN210670826U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116689981A (en) * | 2023-07-11 | 2023-09-05 | 苏州光宝科技股份有限公司 | Circuit board clamping rail |
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