CN212693631U - Solder joint detection device is used in PCB production - Google Patents
Solder joint detection device is used in PCB production Download PDFInfo
- Publication number
- CN212693631U CN212693631U CN202120233737.3U CN202120233737U CN212693631U CN 212693631 U CN212693631 U CN 212693631U CN 202120233737 U CN202120233737 U CN 202120233737U CN 212693631 U CN212693631 U CN 212693631U
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- fixedly connected
- ball screw
- solder joint
- detection device
- pcb production
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- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 229910000679 solder Inorganic materials 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 230000000694 effects Effects 0.000 claims description 9
- 238000003466 welding Methods 0.000 abstract description 8
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a PCB production technical field especially relates to a welding spot detection device is used in PCB production, including bottom plate, lifting unit, bracing piece and regulation determine module, lifting unit fixed connection is at the middle part at the bottom plate back, bracing piece fixed connection is at lifting unit's output, adjust the one end of determine module fixed connection at the bracing piece, adjust determine module including the fixed case, the middle part fixedly connected with gear motor at fixed roof portion, gear motor's output passes through shaft coupling fixedly connected with rotation axis. The utility model discloses because the screw thread opposite direction of first ball screw and second ball screw surface can make two ball nut remove to relative or opposite direction, and then drives two through the montant and detect the camera and remove about moving, has improved the detection range of detection camera to solder joint on the PCB board, and easy operation has improved the efficiency that detects.
Description
Technical Field
The utility model relates to a PCB production technical field specifically is a solder joint detection device is used in PCB production.
Background
The PCB, which is called a printed circuit board in chinese, is an important electronic component, a support of an electronic component, a carrier for electrical connection of the electronic component, and is called a printed circuit board because it is manufactured by an electronic printing technique.
The PCB greatly reduces errors of wiring and assembly, improves automation level and production labor rate, and the PCB production process depends on the surface mounting technology, although the welding precision of the surface mounting technology is very high, the problems of tin, insufficient soldering, tin sharp, missing soldering and the like still exist, the existing welding spot detection depends on manual operation, the detection efficiency is lower, the error rate is higher, and the qualified rate of the PCB is reduced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a solder joint detection device is used in PCB production possesses the advantage that the solder joint detected, and the solder joint that has solved detects and relies on the manual work to go on more, and the efficiency that not only detects is lower, and the error rate is higher, has reduced the problem of the qualification rate of PCB board.
In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a PCB production is with welding spot detection device, includes bottom plate, lifting unit, bracing piece and regulation determine module, lifting unit fixed connection is at the middle part at the bottom plate back, bracing piece fixed connection is at lifting unit's output, adjust the one end of determine module fixed connection at the bracing piece.
The adjusting and detecting assembly comprises a fixed box, a speed reducing motor is fixedly connected to the middle of the top of the fixed box, the output end of the speed reducing motor is fixedly connected with a rotating shaft through a coupler, the bottom of the rotating shaft penetrates through and extends into the fixed box, a first bevel gear is fixedly sleeved at the bottom of the rotating shaft, a first ball screw and a second ball screw are rotatably connected to the middle of the inside of the fixed box through a bearing, one end of the first ball screw is fixedly connected with the second ball screw, the thread direction of the outer surface of the first ball screw is opposite to that of the outer surface of the second ball screw, a second bevel gear is fixedly sleeved on the outer surface of the first ball screw, the teeth of the second bevel gear are meshed with the teeth of the first bevel gear, and ball nuts are sleeved on one end of the first ball screw and the outer surface of the second ball screw in, the bottom fixedly connected with montant of ball nut, the straight groove that runs through is all seted up to the both sides at fixed bottom of the case portion middle part, the bottom of montant passes straight groove and extends to the bottom of fixed case, the bottom fixedly connected with of montant detects the camera.
Further, one side fixedly connected with first riser at bottom plate top, the middle part fixedly connected with driving motor in the first riser outside, driving motor's output passes through shaft coupling fixedly connected with rotary rod, the one end of rotary rod runs through first riser and extends to the inboard of first riser.
Further, one end fixedly connected with position upset subassembly of rotary rod, position upset subassembly is located two and detects the camera under.
Further, the position upset subassembly is including fixed frame, the equal sliding connection in both sides of fixed frame inside has the grip block, the equal fixedly connected with movable rod in both ends in the grip block outside, the one end of movable rod runs through and extends to the outside of fixed frame, thrust spring has been cup jointed in the surface activity of movable rod, the one end fixedly connected with of movable rod draws the piece, and draws the outside that the piece is located fixed frame.
Further, one end of the thrust spring is in contact with the outer side of the clamping plate, and the other end of the thrust spring is in contact with the inner side wall of the fixing frame.
Further, the quantity of grip block is two, and two grip blocks set up relatively, and the equal fixedly connected with rubber pad of opposite face of two grip blocks.
Furthermore, the front side and the rear side of the inner side wall of the fixing frame are respectively embedded with an illuminating lamp.
Furthermore, the other side of the top of the bottom plate is fixedly connected with a second vertical plate, one side of the fixing frame, which is far away from the rotating rod, is fixedly connected with a cross rod, one end of the cross rod is rotatably connected to the inner side of the second vertical plate, and four corners of the bottom plate are fixedly connected with bottom feet.
Borrow by above-mentioned technical scheme, the utility model provides a solder joint detection device is used in PCB production possesses following beneficial effect at least:
1. this welding spot detection device is used in PCB production, setting through adjusting determine module, gear motor work operation can make first bevel gear rotatory through the rotation axis, can transmit the transmission for second bevel gear through first bevel gear, make first ball screw and second ball screw rotate, because the screw thread opposite direction of first ball screw and second ball screw surface, can make two ball nut remove to relative or opposite direction, and then remove about driving two detection cameras through the montant, the detection range of solder joint on to the PCB board by detection camera has been improved, therefore, the steam generator is simple in operation, the efficiency of detection has been improved.
2. This solder joint detection device is used in PCB production, through driving motor, the cooperation of rotary rod and position upset subassembly is used, the operator draws the piece to the outside pulling simultaneously, make two grip blocks keep away from each other, can put into to between two grip blocks with the PCB board that detects, loosen and draw the piece, under thrust spring's bounce-back effect, make two grip blocks draw close each other, can fix the PCB board, and simultaneously, driving motor moves and can make fixed frame upset through the rotary rod, and then, can detect the positive and negative of PCB board through detecting the camera, the effect that detects has improved.
3. This solder joint detection device is used in PCB production, through the setting of light, the light can shine fixed PCB board, has played the effect of illumination to the PCB board, is convenient for detect the seizure of camera to solder joint on the PCB board, great improvement the detection accuracy who detects the camera.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the adjusting and detecting assembly of the present invention;
fig. 3 is a schematic structural view of the position turning assembly of the present invention.
In the figure: 1. a base plate; 2. a lifting assembly; 3. a support bar; 4. adjusting the detection assembly; 401. a fixed box; 402. a reduction motor; 403. a rotating shaft; 404. a first bevel gear; 405. a first ball screw; 406. a second ball screw; 407. a second bevel gear; 408. a ball nut; 409. a vertical rod; 410. a straight slot; 411. detecting a camera; 5. a first vertical plate; 6. a drive motor; 7. rotating the rod; 8. a position flipping assembly; 801. a fixing frame; 802. a clamping plate; 803. a movable rod; 804. a thrust spring; 805. pulling the block; 806. a rubber pad; 807. an illuminating lamp; 9. a cross bar; 10. a second vertical plate; 11. and (5) footing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments 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 work belong to the protection scope of the present invention.
Referring to fig. 1-3, a solder joint detection device for PCB production includes a bottom plate 1, a lifting component 2, a support rod 3 and an adjusting and detecting component 4, wherein the lifting component 2 is fixedly connected to the middle of the back of the bottom plate 1, the support rod 3 is fixedly connected to the output end of the lifting component 2, and the adjusting and detecting component 4 is fixedly connected to one end of the support rod 3.
The adjusting and detecting assembly 4 comprises a fixed box 401, a speed reducing motor 402 is fixedly connected to the middle of the top of the fixed box 401, an output end of the speed reducing motor 402 is fixedly connected with a rotating shaft 403 through a coupler, the bottom of the rotating shaft 403 penetrates through and extends into the fixed box 401, a first bevel gear 404 is fixedly sleeved at the bottom of the rotating shaft 403, a first ball screw 405 and a second ball screw 406 are rotatably connected to the middle of the inside of the fixed box 401 through a bearing, one end of the first ball screw 405 is fixedly connected with the second ball screw 406, the thread direction of the outer surface of the first ball screw 405 is opposite to that of the outer surface of the second ball screw 406, a second bevel gear 407 is fixedly sleeved on the outer surface of the first ball screw 405, the teeth of the second bevel gear 407 are engaged with the teeth of the first bevel gear 404, and ball nuts 408 are sleeved on the outer surfaces of the first ball screw 405 and the second, the bottom of the ball nut 408 is fixedly connected with a vertical rod 409, two sides of the middle part of the bottom of the fixed box 401 are respectively provided with a through straight groove 410, the bottom of the vertical rod 409 penetrates through the straight groove 410 and extends to the bottom of the fixed box 401, the bottom of the vertical rod 409 is fixedly connected with a detection camera 411, the detection camera 411 can obtain a single image of the surface of the PCB, a local image of each welding point is automatically extracted and transmitted to a computer, the computer performs characteristic extraction through an image processing technology, such as color gradient, area, perimeter, hydraulic radius and other typical characteristics, and then classifies the extracted characteristics to obtain whether the welding point has defects or not, the welding point suspected of the defects is displayed or marked, so that the inspection and maintenance are convenient, the speed reduction motor 402 can rotate the first bevel gear 404 through the rotating shaft 403 by adjusting the setting of the detection component 4, and can transmit the transmission force to the second bevel gear 407 through the first bevel gear 404, make first ball screw 405 and second ball screw 406 rotate, because the screw thread opposite direction of first ball screw 405 and second ball screw 406 surface, can make two ball nuts 408 remove to relative or opposite direction, and then remove about driving two detection cameras 411 through montant 409, improved the detection scope of detection camera 411 to solder joint on the PCB board, easy operation has improved the efficiency that detects.
A first vertical plate 5 is fixedly connected to one side of the top of the bottom plate 1, a driving motor 6 is fixedly connected to the middle of the outer side of the first vertical plate 5, an output end of the driving motor 6 is fixedly connected with a rotating rod 7 through a coupler, one end of the rotating rod 7 penetrates through the first vertical plate 5 and extends to the inner side of the first vertical plate 5, one end of the rotating rod 7 is fixedly connected with a position overturning assembly 8, the position overturning assembly 8 is positioned under two detection cameras 411, the position overturning assembly 8 comprises a fixed frame 801, two sides of the inner part of the fixed frame 801 are slidably connected with clamping plates 802, the number of the clamping plates 802 is two, the two clamping plates 802 are oppositely arranged, rubber pads 806 are fixedly connected to opposite surfaces of the two clamping plates 802, two ends of the outer side of the clamping plates 802 are fixedly connected with movable rods 803, one end of each movable rod 803 penetrates through and extends to the outer side of the fixed frame 801, one end of a thrust spring 804 contacts with the outer side of the clamping plates 802, the other end of the thrust spring 804 contacts with the inner side wall of the fixed frame 801, one end of a movable rod 803 is fixedly connected with a pulling block 805, the pulling block 805 is positioned on the outer side of the fixed frame 801, through the matching use of a driving motor 6, a rotating rod 7 and a position overturning assembly 8, an operator simultaneously pulls the pulling block 805 towards the outer side to enable the two clamping plates 802 to be far away from each other, a PCB to be detected can be put between the two clamping plates 802, the pulling block 805 is loosened, the two clamping plates 802 are close to each other under the action of the rebounding force of the thrust spring 804, the PCB can be fixed, meanwhile, the driving motor 6 runs to enable the fixed frame 801 to be overturned through the rotating rod 7, further, the front and back sides of the PCB can be detected through a detection camera 411, the detection effect is improved, illuminating lamps 807 are embedded in the front, through the setting of light 807, light 807 can shine fixed PCB board, has played the effect of illumination to the PCB board, is convenient for detect the seizure of camera 411 to the solder joint on the PCB board, great improvement detect the detection accuracy of camera 411.
The opposite side fixedly connected with second riser 10 at bottom plate 1 top, one side fixedly connected with horizontal pole 9 of rotary rod 7 is kept away from to fixed frame 801, and the one end of horizontal pole 9 is rotated and is connected in the inboard of second riser 10, the equal fixedly connected with footing 11 in four corners department of bottom plate 1 bottom.
When the PCB detection device is used, an operator pulls the pull block 805 outwards simultaneously to enable the two clamping plates 802 to be far away from each other, a PCB to be detected can be placed between the two clamping plates 802, the pull block 805 is loosened, the two clamping plates 802 are close to each other under the action of the rebounding force of the thrust spring 804 to fix the PCB, the speed reduction motor 402 can enable the first bevel gear 404 to rotate through the rotating shaft 403 in the working operation, the transmission force can be transmitted to the second bevel gear 407 through the first bevel gear 404 to enable the first ball screw 405 and the second ball screw 406 to rotate, the two ball nuts 408 can move towards opposite directions due to the fact that the thread directions of the outer surfaces of the first ball screw 405 and the second ball screw 406 are opposite, the two detection cameras 411 are driven to move left and right through the vertical rod 409, and the detection range of the detection cameras 411 on the PCB is improved, and light 807 can shine fixed PCB board, has played the effect of illumination to the PCB board, is convenient for detect the seizure of camera 411 to solder joint on the PCB board, great improvement detect the detection accuracy of camera 411, driving motor 6 moves and can make fixed frame 801 upset through rotary rod 7, and then, can detect the positive and negative of PCB board through detecting camera 411, has improved the effect that detects.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a PCB production is with solder joint detection device, includes bottom plate (1), lifting unit (2), bracing piece (3) and regulation determine module (4), its characterized in that: the lifting assembly (2) is fixedly connected to the middle of the back of the bottom plate (1), the supporting rod (3) is fixedly connected to the output end of the lifting assembly (2), and the adjusting and detecting assembly (4) is fixedly connected to one end of the supporting rod (3);
the adjusting and detecting assembly (4) comprises a fixed box (401), a speed reducing motor (402) is fixedly connected to the middle of the top of the fixed box (401), an output end of the speed reducing motor (402) is fixedly connected with a rotating shaft (403) through a coupler, the bottom of the rotating shaft (403) penetrates through and extends into the fixed box (401), a first bevel gear (404) is fixedly sleeved at the bottom of the rotating shaft (403), the middle of the inside of the fixed box (401) is rotatably connected with a first ball screw (405) and a second ball screw (406) through bearings, one end of the first ball screw (405) is fixedly connected with the second ball screw (406), one end of the first ball screw (405) is opposite to the thread direction of the outer surface of the second ball screw (406), a second bevel gear (407) is fixedly sleeved on the outer surface of the first ball screw (405), the tooth meshing of the tooth of second bevel gear (407) and first bevel gear (404), ball nut (408) have been cup jointed to the equal screw thread of surface of the one end of first ball screw (405) and second ball screw (406), the bottom fixedly connected with montant (409) of ball nut (408), a word groove (410) that runs through has all been seted up to the both sides at fixed case (401) bottom middle part, the bottom of montant (409) is passed a word groove (410) and is extended to the bottom of fixed case (401), the bottom fixedly connected with of montant (409) detects camera (411).
2. The solder joint detection device for PCB production of claim 1, wherein: the improved structure of the motor is characterized in that a first vertical plate (5) is fixedly connected to one side of the top of the base plate (1), a driving motor (6) is fixedly connected to the middle of the outer side of the first vertical plate (5), the output end of the driving motor (6) is fixedly connected with a rotating rod (7) through a coupler, and one end of the rotating rod (7) penetrates through the first vertical plate (5) and extends to the inner side of the first vertical plate (5).
3. The solder joint detection device for PCB production of claim 2, wherein: one end fixedly connected with position upset subassembly (8) of rotary rod (7), position upset subassembly (8) are located two and detect camera (411) under.
4. The solder joint detection device for PCB production of claim 3, wherein: position upset subassembly (8) are including fixed frame (801), the equal sliding connection in both sides of fixed frame (801) inside has grip block (802), the equal fixedly connected with movable rod (803) in both ends in grip block (802) outside, the one end of movable rod (803) is run through and is extended to the outside of fixed frame (801), thrust spring (804) have been cup jointed in the surface activity of movable rod (803), the one end fixedly connected with of movable rod (803) draws piece (805), and draws the outside that piece (805) are located fixed frame (801).
5. The solder joint detection device for PCB production of claim 4, wherein: one end of the thrust spring (804) is in contact with the outer side of the clamping plate (802), and the other end of the thrust spring (804) is in contact with the inner side wall of the fixing frame (801).
6. The solder joint detection device for PCB production of claim 4, wherein: the quantity of grip block (802) is two, and two grip blocks (802) set up relatively, and the equal fixedly connected with rubber pad (806) of opposite face of two grip blocks (802).
7. The solder joint detection device for PCB production of claim 4, wherein: illuminating lamps (807) are embedded in the front side and the rear side of the inner side wall of the fixing frame (801).
8. The solder joint detection device for PCB production of claim 4, wherein: the other side fixedly connected with second riser (10) at bottom plate (1) top, one side fixedly connected with horizontal pole (9) of rotary rod (7) are kept away from to fixed frame (801), the one end of horizontal pole (9) is rotated and is connected in the inboard of second riser (10), equal fixedly connected with footing (11) in four corners department of bottom plate (1) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120233737.3U CN212693631U (en) | 2021-01-28 | 2021-01-28 | Solder joint detection device is used in PCB production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120233737.3U CN212693631U (en) | 2021-01-28 | 2021-01-28 | Solder joint detection device is used in PCB production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212693631U true CN212693631U (en) | 2021-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120233737.3U Expired - Fee Related CN212693631U (en) | 2021-01-28 | 2021-01-28 | Solder joint detection device is used in PCB production |
Country Status (1)
| Country | Link |
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| CN (1) | CN212693631U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113645830A (en) * | 2021-07-20 | 2021-11-12 | 深圳市中纬智能有限公司 | SMT paster visual detection equipment |
| CN114324375A (en) * | 2021-12-30 | 2022-04-12 | 苏州迅扬电子科技有限公司 | Detection apparatus for detect liquid crystal display panel positive and negative |
-
2021
- 2021-01-28 CN CN202120233737.3U patent/CN212693631U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113645830A (en) * | 2021-07-20 | 2021-11-12 | 深圳市中纬智能有限公司 | SMT paster visual detection equipment |
| CN114324375A (en) * | 2021-12-30 | 2022-04-12 | 苏州迅扬电子科技有限公司 | Detection apparatus for detect liquid crystal display panel positive and negative |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210312 |
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| CF01 | Termination of patent right due to non-payment of annual fee |