CN214039892U - Detection equipment for PCB - Google Patents
Detection equipment for PCB Download PDFInfo
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- CN214039892U CN214039892U CN202120046573.3U CN202120046573U CN214039892U CN 214039892 U CN214039892 U CN 214039892U CN 202120046573 U CN202120046573 U CN 202120046573U CN 214039892 U CN214039892 U CN 214039892U
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Abstract
The utility model relates to a technical field is measured to the PCB board, concretely relates to check out test set for PCB board. The device comprises a base, a control system, two X-axis driving mechanisms, at least one Y-axis driving mechanism, two Z-axis driving mechanisms and two measuring heads, wherein the two X-axis driving mechanisms, the at least one Y-axis driving mechanism, the two Z-axis driving mechanisms and the two measuring heads are arranged on the base and are respectively and electrically connected with the control system; each measuring head is slidably mounted on a corresponding Z-axis driving mechanism, and each Z-axis driving mechanism is slidably mounted on a corresponding X-axis driving mechanism respectively; one measuring head shoots a positioning hole of the PCB to be measured and transmits the positioning hole to a control system for positioning, and a Z-axis driving mechanism where the other measuring head is arranged is slidably arranged on a Y-axis driving mechanism; the two measuring heads respectively collect images of one side of the PCB to be measured and transmit the images to the control system, and the built-in algorithm of the control system analyzes the images to determine the line width of the PCB to be measured. The utility model discloses line width measuring equipment can effectively improve detection efficiency.
Description
Technical Field
The utility model relates to a technical field is measured to the PCB board, concretely relates to check out test set for PCB board.
Background
A Printed Circuit Board (PCB) is a carrier to which electronic components are electrically connected. Currently, as the PCB is developed towards the direction of refinement and portability, the circuit fabrication capability becomes more and more the key index for examining the technical level of the PCB manufacturer. There are many factors that influence the circuit fabrication, and the line width is the main factor that determines the circuit fabrication capability. Therefore, before the product is shipped from a factory, a PCB manufacturer needs to measure the surface line width of the PCB to detect whether the PCB meets the customer requirements to reject the unqualified product and count the qualification rate.
The existing PCB line width measuring equipment mostly adopts a single measuring head and a single adsorption platform, the detection efficiency is low, and in order to meet the requirement of improving the production capacity of a PCB production line, the detection equipment capable of effectively improving the detection efficiency is needed.
SUMMERY OF THE UTILITY MODEL
For overcoming the not enough of above-mentioned prior art, the utility model provides a check out test set for PCB board effectively improves detection efficiency.
A detection device for a PCB comprises a base, a control system, two X-axis driving mechanisms, at least one Y-axis driving mechanism, two Z-axis driving mechanisms and two measuring heads, wherein the two X-axis driving mechanisms, the at least one Y-axis driving mechanism, the two Z-axis driving mechanisms and the two measuring heads are arranged on the base and are respectively and electrically connected with the control system;
each measuring head is slidably mounted on the corresponding Z-axis driving mechanism, and each Z-axis driving mechanism is slidably mounted on the corresponding X-axis driving mechanism;
one measuring head shoots a positioning hole of a PCB to be measured and transmits the positioning hole to the control system for positioning, and the Z-axis driving mechanism where the other measuring head is located is slidably installed on the Y-axis driving mechanism;
the two measuring heads respectively collect images of one side of the PCB to be measured and transmit the images to the control system, and the built-in algorithm of the control system analyzes the images.
Preferably, the X-axis driving mechanism comprises a first motor, a first lead screw assembly, a first sliding block and a first guide rail;
the first motor drives the first lead screw assembly to move in the X direction, the Z-axis driving mechanism comprises a first carrier plate, the first carrier plate is arranged on the first sliding block and the first lead screw assembly, and the first sliding block is slidably mounted on the first guide rail.
Preferably, the Z-axis drive mechanism comprises a base plate, and the Y-axis drive mechanism comprises a module, and the base plate is slidably mounted on the module.
Preferably, the two Y-axis driving mechanisms include two third motors, two third lead screw assemblies, a third guide rail, and two third sliders;
the two third motors respectively drive the corresponding third lead screw assemblies to move in the Y direction, the two X-axis driving mechanisms respectively comprise first carrier plates, each first carrier plate is arranged on the corresponding third sliding block and the corresponding third lead screw assembly, and the two third sliding blocks are slidably mounted on two sides of one third guide rail.
Preferably, the Y-axis driving mechanism further includes a fourth guide rail, a third carrier plate, and a fourth slider, the fourth guide rail is disposed on a side opposite to the third guide rail, the fourth slider is slidably disposed on the fourth guide rail, the third carrier plate is disposed on the fourth slider, and the first guide rail is disposed on the third carrier plate.
Preferably, the Z-axis driving mechanism comprises a second motor arranged on the base, a second lead screw assembly arranged at one end of the second motor, and second guide rails arranged on two sides of the second lead screw assembly, wherein second sliding blocks are arranged on the second guide rails, a lifting plate is arranged on each second sliding block, and the measuring head is arranged on the lifting plate.
Preferably, the measuring head includes charge-coupled element, lens cone, light source subassembly, set up latch segment and fixing base on the lifter plate, the latch segment with the fixing base equipment cooperation is used for fixing the measuring head.
Preferably, still include adsorption platform, adsorption platform slidable mounting be in on the base, including adsorption tube joint, adsorption panel, setting on the adsorption platform a plurality of absorption holes on the adsorption panel, adsorption tube joint sets up on adsorption panel, adsorption tube articulate evacuating device.
Preferably, the inner chamber of the adsorption platform is provided with at least two air chambers, the air chambers are connected with the adsorption pipe joint, each air chamber corresponds to different numbers of the adsorption holes, and is respectively connected with one electromagnetic valve in series, and each electromagnetic valve can work independently.
Preferably, the mobile phone further comprises a display, and the display is arranged on the base.
Compared with the prior art, the utility model discloses following beneficial effect has:
every measuring head of the check out test set of this application sets up respectively on the Z axle actuating mechanism that corresponds, wherein the locating hole that awaits measuring the PCB board was shot to the measuring head on one side Z axle actuating mechanism transmits extremely control system advances line location, and one side slidable mounting is according to the position of the result adjustment measuring head on Y axle actuating mechanism in addition, and one side image of the PCB board of awaiting measuring is gathered respectively to both sides measuring head and is transmitted to control system, and control system's built-in algorithm is used for the analysis image in order to confirm the line width of the PCB board that awaits measuring, sets up that two measuring heads gather the partial image of PCB board respectively and can promote detection efficiency in the mode that single measuring head detected in the relative ratio.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic view of an overall structure of a PCB inspection apparatus provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a detection main body of the PCB detection apparatus provided in the embodiment of the present invention;
fig. 3 is a schematic structural view of a detection main body of a PCB board detection device according to another embodiment of the present invention;
fig. 4 is a schematic structural view of a Z-axis driving mechanism and a measuring head of a PCB board inspection apparatus provided in an embodiment of the present invention;
fig. 5 is the embodiment of the utility model provides a PCB board check out test set adsorption platform inner chamber structure sketch map.
Illustration of the drawings: the device comprises a base 1, an X-axis driving mechanism 2, a Y-axis driving mechanism 3, a Z-axis driving mechanism 4, a measuring head 5, a display 6 and an adsorption platform 7;
the first motor 21, the first lead screw assembly 22, the first slider 23, the first guide rail 24 and the first carrier plate 25;
a third motor 31, a third screw assembly 32, a third guide rail 33, a third slide block 34, a fourth guide rail 35, a third loading plate 36, a fourth slide block 37 and a module 38;
a second motor 41, a second lead screw assembly 42, a second guide rail 43, a second slider 44, a lifting plate 45, a bottom plate 46 and a second carrier plate 47;
a charge coupling element 51, a lens barrel 52, a light source assembly 53, a locking block 54 and a fixing seat 55;
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are clearly and completely described with reference to the drawings in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. 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.
In the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
In addition, the terms "long", "short", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention, but do not indicate or imply that the device or element referred to must have the specific orientation, operate in the specific orientation configuration, and thus, should not be construed as limiting the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Example one
Referring to fig. 1-5, a detection apparatus for a PCB specifically includes a base 1, a control system, two X-axis driving mechanisms 2, at least one Y-axis driving mechanism 3, two Z-axis driving mechanisms 4, and two measurement heads 5 disposed on the base 1, wherein each of the driving mechanisms and the measurement heads 5 is electrically connected to the control system;
each measuring head 5 is slidably mounted on a corresponding Z-axis driving mechanism 4, and each Z-axis driving mechanism 4 is slidably mounted on a corresponding X-axis driving mechanism 2;
one measuring head 5 shoots a positioning hole of a PCB to be measured and transmits the positioning hole to a control system for positioning, a Z-axis driving mechanism 4 where the other measuring head 5 is located is slidably mounted on a Y-axis driving mechanism 3, whether the PCB inclines or not is determined according to shot and positioned images, and if the PCB inclines, the position of the measuring head 5 in the Y direction is adjusted to ensure the accuracy of the next collected PCB images;
the two measuring heads 5 respectively collect images of one side of the PCB to be measured and transmit the images to the control system, and a built-in algorithm of the control system is used for analyzing the images to determine the line width of the PCB to be measured.
Two measuring heads 5 on the detection equipment respectively detect images of a part of PCB, and compared with a mode of detecting by a single measuring head, the detection efficiency is effectively improved.
In an alternative embodiment, referring specifically to fig. 2, the X-axis driving mechanism 2 specifically includes a first motor 21, a first lead screw assembly 22, a first slider 23, and a first guide rail 24;
the two Z-axis driving mechanisms 4 respectively include second carrier plates 47, the two second carrier plates 47 are respectively disposed on the respective first sliding blocks 23 and the first lead screw assemblies 22, and the first sliding blocks 23 are slidably mounted on the first guide rails 24. The first motor 21 drives the first lead screw assembly 22 to move in the X direction, and the second carrier plate 47 slides on the first guide rail, so that the measuring head 5 is moved in the X direction.
Alternatively, only one of the two measuring heads 5 can move in the Y-axis direction, wherein one of the Z-axis driving mechanisms 4 comprises a bottom plate 46, the Y-axis driving mechanism 3 comprises a module 38, the bottom plate 46 is slidably mounted on the module 38, and the module 38 comprises a linear motor.
In an alternative embodiment, referring specifically to fig. 3, both measuring heads 5 can move in the Y-axis direction, and the two Y-axis driving mechanisms 3 include two third motors 31, two third lead screw assemblies 32, a third guide rail 33, and two third sliders 34; the two third motors 31 respectively drive the corresponding third screw assemblies 32 to move in the Y direction, the two X-axis driving mechanisms 2 each include a first carrier plate 25, each first carrier plate 25 is disposed on a corresponding third slide block 34 and the corresponding third screw assembly 32, and the two third slide blocks 34 are slidably mounted on two sides of a third guide rail 33. Either one of the left and right measuring heads 5 can be used for positioning, and the other measuring head can be adjusted in position in the Y-axis direction. The number of the third guide rails 33 is one, and the two Y-axis drive mechanisms 3 share one third guide rail 33, so that the overall structure of the detection apparatus is compact.
Optionally, the Y-axis driving mechanism 3 further includes a fourth guide rail 35, a third slide block 36, and a fourth slider 37, the fourth guide rail 35 is disposed on a side opposite to the third guide rail 33, the fourth slider 37 is slidably disposed on the fourth guide rail 35, the third slide block 36 is disposed on the fourth slider 37, and the first guide rail 24 is disposed on the third slide block 36. Optionally, there may be one or two fourth guide rails 35, the number of the fourth guide rails 35 is one, and the two first guide rails 24 share the movement of the fourth guide rails 35 in the Y direction, so that the overall structure of the detection apparatus is compact.
In an alternative embodiment, referring specifically to fig. 4, the Z-axis driving mechanism 4 includes a second motor 41 disposed on the base 1, a second lead screw assembly 42 disposed at one end of the second motor 41, and second guide rails 43 disposed at two sides of the second lead screw assembly 42, wherein the second guide rails 43 are both provided with second sliders 44, the second sliders 44 are provided with a lifting plate 45, and the measuring head 5 is disposed on the lifting plate 45. Thereby, the Z-axis drive mechanism 4 drives the measurement head 5 to move up and down spatially.
Specifically, the measuring head 5 includes a charge-coupled device 51, a lens barrel 52 and a light source assembly 53, a locking block 54 and a fixing seat 55 are disposed on the lifting plate 45, and the locking block 54 and the fixing seat 55 are assembled and matched to form a through hole for fixing the measuring head 5.
In an optional embodiment, the vacuum adsorption device further comprises an adsorption platform 7, the adsorption platform 7 is slidably mounted on the base 1, the adsorption platform 7 comprises an adsorption pipe joint 71, an adsorption panel 72, and a plurality of adsorption holes 73 arranged on the adsorption panel 72, the adsorption pipe joint 71 is arranged on the adsorption panel 72, and the adsorption pipe joint 71 is used for connecting a vacuum extractor to realize an adsorption function.
In actual production, different batches of product PCB board size is not of uniform size, in order to make the PCB board of different models can both have stable adsorption effect, it is optional, adsorption platform 7 divide into a plurality of parts, it is concrete, adsorption platform 7's inner chamber is provided with two at least air chambers 74, air chamber 74 is connected with adsorption tube connector 71, every air chamber 74 corresponds the absorption hole 73 of different quantity, and concatenate an electromagnetic valve respectively, every electromagnetic valve is equal independent work, through the electromagnetic valve, can be in the adsorbed switch of four air chambers 74 of effect control. The air chamber 74 or a part of the air chamber 74 is selectively opened according to the adsorption requirement, and different numbers of air chambers 74 can be designed according to the actual production requirement.
In order to facilitate the operator to view and operate the detection device, the detection device further comprises a display 6, and the display 6 is arranged on the base 1. The display 6 includes an operation component and a touch panel, and an operator can change the driving path parameters by using the touch panel.
In summary, in the detection apparatus in this embodiment, the two measurement heads 5 are respectively disposed on the two Z-axis driving mechanisms 4, wherein the measurement head 5 on one side of the Z-axis driving mechanism 4 shoots a positioning hole of the PCB to be detected and transmits the positioning hole to the control system for positioning, the Z-axis driving mechanism 4 slidably mounted on the Y-axis driving mechanism 3 on the other side adjusts the position of the measurement head 5 according to the positioning result, the measurement heads 5 on the two sides respectively collect an image of one side of the PCB to be detected and transmit the image to the control system, a built-in algorithm of the control system is used for analyzing the image to determine the line width of the PCB to be detected, the two measurement heads 5 are respectively arranged to collect partial images of the PCB, and compared with a single measurement head detection method, the detection efficiency is effectively improved, and the accuracy of the line width detection of the PCB is also ensured.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A check out test set for PCB board which characterized in that: the device comprises a base (1), a control system, two X-axis driving mechanisms (2), at least one Y-axis driving mechanism (3), two Z-axis driving mechanisms (4) and two measuring heads (5), wherein the two X-axis driving mechanisms are arranged on the base (1) and are respectively and electrically connected with the control system;
each measuring head (5) is slidably mounted on the corresponding Z-axis driving mechanism (4), and each Z-axis driving mechanism (4) is slidably mounted on the corresponding X-axis driving mechanism (2);
one measuring head (5) shoots a positioning hole of the PCB to be measured and transmits the positioning hole to the control system for positioning, and the Z-axis driving mechanism (4) where the other measuring head (5) is located is slidably installed on the Y-axis driving mechanism (3);
the two measuring heads (5) respectively collect images of one side of the PCB to be measured and transmit the images to the control system, and the built-in algorithm of the control system analyzes the images.
2. The inspection apparatus for the PCB according to claim 1, wherein the X-axis driving mechanism (2) comprises a first motor (21), a first lead screw assembly (22), a first slider (23), a first guide rail (24);
the first motor (21) drives the first lead screw assembly (22) to move in the X direction, the Z-axis driving mechanism (4) comprises a second carrier plate (47), the second carrier plate (47) is arranged on the first sliding block (23) and the first lead screw assembly (22), and the first sliding block (23) is slidably mounted on the first guide rail (24).
3. The inspection apparatus for PCB board of claim 2, wherein one of the Z-axis driving mechanism (4) comprises a bottom plate (46), the Y-axis driving mechanism (3) comprises a module (38), and the bottom plate (46) is slidably mounted on the module (38).
4. The inspection apparatus for PCB boards according to claim 2, wherein the two Y-axis driving mechanisms (3) comprise two third motors (31), two third lead screw assemblies (32), one third guide rail (33), two third sliders (34);
the two third motors (31) respectively drive the corresponding third lead screw assemblies (32) to move in the Y direction, the two X-axis driving mechanisms (2) respectively comprise first carrier plates (25), each first carrier plate (25) is arranged on the corresponding third sliding block (34) and the corresponding third lead screw assembly (32), and the two third sliding blocks (34) are slidably mounted on two sides of one third guide rail (33).
5. The PCB board detection device according to claim 4, wherein the Y-axis driving mechanism (3) further comprises a fourth guide rail (35), a third carrier board (36) and a fourth slider (37), the fourth guide rail (35) is arranged on the side opposite to the third guide rail (33), the fourth slider (37) is slidably arranged on the fourth guide rail (35), the third carrier board (36) is arranged on the fourth slider (37), and the first guide rail (24) is arranged on the third carrier board (36).
6. The PCB board detection apparatus according to claim 1, wherein the Z-axis driving mechanism (4) comprises a second motor (41) arranged on the base (1), a second lead screw assembly (42) arranged at one end of the second motor (41), and second guide rails (43) arranged at two sides of the second lead screw assembly (42), wherein a second sliding block (44) is arranged on each second guide rail (43), a lifting plate (45) is arranged on each second sliding block (44), and the measuring head (5) is arranged on the lifting plate (45).
7. The PCB board detection apparatus according to claim 6, wherein the measurement head (5) comprises a charge-coupled element (51), a lens barrel (52) and a light source assembly (53), a locking block (54) and a fixing seat (55) are arranged on the lifting plate (45), and the locking block (54) and the fixing seat (55) are assembled and matched to fix the measurement head (5).
8. The PCB detecting equipment according to claim 1, further comprising an adsorption platform (7), wherein the adsorption platform (7) is slidably mounted on the base (1), the adsorption platform (7) comprises an adsorption pipe joint (71), an adsorption panel (72) and a plurality of adsorption holes (73) arranged on the adsorption panel (72), the adsorption pipe joint (71) is arranged on the adsorption panel (72), and the adsorption pipe joint (71) is connected with a vacuum pumping device.
9. The PCB detecting equipment according to claim 8, wherein the inner cavity of the adsorption platform (7) is provided with at least two air chambers (74), the air chambers (74) are connected with the adsorption pipe joint (71), each air chamber (74) corresponds to different numbers of adsorption holes (73) and is respectively connected with an electromagnetic valve in series, and each electromagnetic valve can work independently.
10. The inspection apparatus for a PCB board according to claim 1, further comprising a display (6), wherein the display (6) is disposed on the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120046573.3U CN214039892U (en) | 2021-01-08 | 2021-01-08 | Detection equipment for PCB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120046573.3U CN214039892U (en) | 2021-01-08 | 2021-01-08 | Detection equipment for PCB |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214039892U true CN214039892U (en) | 2021-08-24 |
Family
ID=77345350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120046573.3U Active CN214039892U (en) | 2021-01-08 | 2021-01-08 | Detection equipment for PCB |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214039892U (en) |
-
2021
- 2021-01-08 CN CN202120046573.3U patent/CN214039892U/en active Active
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