CN214335135U - Fixing structure for slicing detection of printed circuit board - Google Patents
Fixing structure for slicing detection of printed circuit board Download PDFInfo
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- CN214335135U CN214335135U CN202022597336.4U CN202022597336U CN214335135U CN 214335135 U CN214335135 U CN 214335135U CN 202022597336 U CN202022597336 U CN 202022597336U CN 214335135 U CN214335135 U CN 214335135U
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- circuit board
- slicing
- guide
- printed circuit
- mounting plate
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Abstract
The utility model discloses a fixed structure for detecting the slicing of a printed circuit board, which comprises a mounting plate, wherein the upper surface of the mounting plate is symmetrically provided with and fixedly provided with a chute block, the inside of the chute block is slidably provided with vertically distributed fixing frames, the top ends of the two fixing frames are hinged with a pressing plate, and the inner walls of the upper ends of the two fixing frames are provided with circuit board bodies, the upper surface of the mounting plate is uniformly provided with and fixedly provided with guide sleeves, the upper ends of the guide sleeves are slidably provided with guide posts, a buffer spring is arranged between the guide sleeve and the guide post, a slicing area is arranged inside the circuit board body, the upper surface of one guide post is fixedly provided with a supporting block matched with the slicing area, the lower ends of the two groups of fixing frames extend to the lower surface of the mounting plate, and the lower sides of the fixing frames are fixedly provided with directional thread sleeves, and the central positions of the two groups of directional thread sleeves are rotatably provided with thread adjusting rods. The utility model discloses in the use, can reduce the disability rate of circuit board, practice thrift the cost.
Description
Technical Field
The utility model relates to a PCB board detects technical field, especially relates to a fixed knot constructs for printed wiring board section detection.
Background
The production quality and the detection technology of the printed circuit board are inseparable, and the current production quality level and the deepened manufacturing process cannot be effectively evaluated without necessary detection means, so that the quality is difficult to ensure; the server board has high reliability test requirement, and the scrappage rate is high and the cost is increased because 1PNL is scrapped each time when the chips are taken from the drilling and electroplating production board units, so that the fixing structure for detecting the chips of the printed circuit board is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the fixed knot that detects and uses of a printed wiring board section that proposes constructs.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a fixing structure for detecting the slice of a printed circuit board comprises a mounting plate, wherein the upper surface of the mounting plate is symmetrically provided with a fixed mounting chute block, the inside of the sliding groove block is slidably provided with vertically distributed fixing frames, the top ends of the two fixing frames are hinged with a pressing plate, and the inner walls of the upper ends of the two fixing frames are provided with circuit board bodies, the upper surface of the mounting plate is uniformly provided with and fixedly provided with guide sleeves, the upper ends of the guide sleeves are slidably provided with guide posts, and a buffer spring is arranged between the guide sleeve and the guide post, a slicing area is arranged inside the circuit board body, the upper surface of one of the guide posts is fixedly provided with a supporting block matched with the slicing area, the lower ends of the two groups of fixing frames extend to the lower surface of the mounting plate, and the lower sides of the fixing frames are fixedly provided with directional thread sleeves, and the central positions of the two groups of directional thread sleeves are rotatably provided with thread adjusting rods.
Preferably, a gap is reserved between the pressing plate and the inner wall of the upper surface of the fixing frame, clamping groove columns are symmetrically and fixedly arranged on one side of the outer wall of the pressing plate, and fixing grooves matched with the clamping groove columns are formed in the fixing frame.
Preferably, rubber supporting blocks are fixedly mounted on the upper surfaces of the other guide pillars, and the upper surfaces of the rubber supporting blocks and the upper surfaces of the supporting blocks are located on the same horizontal plane.
Preferably, the upper surface of each group of the rubber supporting blocks is lower than the lower end of the inner wall of the upper side of the fixing frame.
Preferably, the two groups of directional threaded sleeves are in threaded connection with the threaded adjusting rod, and the thread opening directions of the threads in the two groups of directional threaded sleeves are opposite.
Preferably, the lower sides of the two groups of fixing frames are symmetrically provided with positioning guide rods in a sliding manner, and the two groups of positioning guide rods are fixedly connected with the mounting plate.
The utility model provides a pair of fixed knot constructs for printed wiring board section detection, beneficial effect lies in: in this scheme, be provided with the section district on the circuit board specially, and the interval according to the two mounts of circuit board size regulation before the use, then place the circuit board on two mounts, make the tray withstand the section district, then can carry out drilling treatment in the section district, at the drilling in-process, because the inner wall bottom that highly is higher than the mount is placed to circuit board body on the initial position, so at the effect of clamp plate, push down the circuit board body, under buffer spring's effect, the drilling in-process can not lead to the fact the influence to the circuit board body, thereby avoid the problem that the circuit board ftractures to appear, then accomplish the drilling back in the section district, only take the section district, so the monoblock circuit board need not scrap, and the cost is saved.
Drawings
Fig. 1 is a schematic structural view of a fixing structure for detecting printed circuit board slicing provided by the utility model;
fig. 2 is a bottom view of the fixing structure for detecting the slicing of the printed circuit board provided by the utility model;
fig. 3 is a split view of a mounting plate component of the fixing structure for detecting the slicing of the printed circuit board provided by the utility model;
fig. 4 is the utility model provides a printed wiring board section detects with fixed knot of fixed knot structure's split picture.
In the figure: 1. a circuit board body; 2. a slicing area; 3. pressing a plate; 4. a chute block; 5. a guide post; 6. a guide sleeve; 7. mounting a plate; 8. a fixed mount; 9. positioning the guide rod; 10. a threaded adjusting rod; 11. a directional threaded sleeve; 12. a slot clamping column; 13. fixing grooves; 14. a rubber support block; 15. a buffer spring; 16. and (7) supporting blocks.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a fixing structure for detecting printed circuit board slicing comprises a mounting plate 7, wherein the upper surface of the mounting plate 7 is symmetrically provided with and fixedly mounted with a chute block 4, the inside of the chute block 4 is slidably mounted with vertically distributed fixing frames 8, the top ends of the two fixing frames 8 are hinged with a pressing plate 3, the inner wall of the upper end of the two fixing frames 8 is provided with a circuit board body 1, the upper surface of the mounting plate 7 is uniformly provided with and fixedly mounted with a guide sleeve 6, the upper end of the guide sleeve 6 is slidably mounted with a guide post 5, a buffer spring 15 is arranged between the guide sleeve 6 and the guide post 5, the inside of the circuit board body 1 is provided with a slicing area 2, the upper surface of one guide post 5 is fixedly mounted with a support block 16 matched with the slicing area 2, the lower ends of the two groups of fixing frames 8 extend to the lower surface of the mounting plate 7, and the lower sides of the fixing frames 8 are fixedly mounted with directional threaded sleeves 11, the central point of two sets of directional thread bush 11 puts and rotates and installs screw thread adjusting rod 10, leave the clearance between clamp plate 3 and the 8 upper surface inner walls of mount, and outer wall one side of clamp plate 3 is the symmetry and sets up fixed mounting and has draw-in groove post 12, set up the fixed slot 13 that matches with draw-in groove post 12 on the mount 8, the equal fixed mounting of upper surface of other guide pillar 5 has rubber support block 14, the upper surface of rubber support block 14 and the upper surface of tray 16 are located same horizontal plane, the upper surface of every group rubber support block 14 is less than 8 upside inner wall low ends of mount, threaded connection between two sets of directional thread bush 11 and the screw thread adjusting rod 10, and the inside screw thread of two sets of directional thread bush 11 is opened the tooth opposite direction, the downside of two sets of mount 8 is the symmetry and sets up slidable mounting and has positioning guide 9, two sets of positioning guide 9 are fixed connection with mounting panel 7.
In the utility model, in the using process, the screw thread adjusting rod 10 is firstly rotated, because the thread opening directions of the inner parts of the two directional thread sleeves 11 are opposite, the two fixing frames 8 move close to or away from each other, and then the distance between the two fixing frames 8 is adjusted according to the size of the circuit board body 1;
reversely rotating the pressing plate 3, then placing the circuit board body 1 on the bottom end of the inner wall at the upper ends of the two fixing frames 8, and then forwardly rotating the pressing plate 3 to enable the pressing plate 3 to press the circuit board body 1 to be fixed with the fixing groove 13 through the clamping groove column 12, and placing the slicing area 2 on the circuit board body 1 above the supporting block 16;
then, drilling the slicing area 2, wherein in the drilling process, because the upper surfaces of each supporting block 16 and each rubber supporting block 14 are higher than the bottom end of the inner wall of the upper end of the fixing frame 8, the pressing plate 3 presses the circuit board body 1, and the buffer spring 15 contracts, so that the problems of cracking and the like of the circuit board body 1 can be avoided in the drilling process;
after drilling, take out the section 2, so monoblock circuit board body 1 need not scrap, practices thrift the cost.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A fixing structure for detecting printed circuit board slicing comprises a mounting plate (7) and is characterized in that sliding groove blocks (4) are symmetrically and fixedly arranged on the upper surface of the mounting plate (7), fixing frames (8) which are vertically distributed are slidably arranged in the sliding groove blocks (4), a pressing plate (3) is hinged to the top ends of the two fixing frames (8), a circuit board body (1) is arranged on the inner wall of the upper end of each fixing frame (8), guide sleeves (6) are uniformly and fixedly arranged on the upper surface of the mounting plate (7), guide pillars (5) are slidably arranged on the upper ends of the guide sleeves (6), a buffer spring (15) is arranged between each guide sleeve (6) and each guide pillar (5), a slicing area (2) is formed in the circuit board body (1), a support block (16) matched with the slicing area (2) is fixedly arranged on the upper surface of one guide pillar (5), two sets of the lower extreme of mount (8) extends to the lower surface of mounting panel (7), just the equal fixed mounting of downside of mount (8) has directional thread bush (11), and is two sets of the central point of directional thread bush (11) puts the rotation and installs screw thread adjusting rod (10).
2. The fixing structure for detecting the slicing of the printed circuit board as claimed in claim 1, wherein a gap is left between the pressing plate (3) and the inner wall of the upper surface of the fixing frame (8), and slot posts (12) are symmetrically and fixedly arranged on one side of the outer wall of the pressing plate (3), and fixing grooves (13) matched with the slot posts (12) are formed in the fixing frame (8).
3. The fixed structure for detecting the slicing of the printed circuit board as claimed in claim 1, wherein a rubber supporting block (14) is fixedly mounted on the upper surface of the other guide pillar (5), and the upper surface of the rubber supporting block (14) and the upper surface of the supporting block (16) are located on the same horizontal plane.
4. The fixing structure for detecting the slicing of the printed circuit board as claimed in claim 3, wherein the upper surface of each set of said rubber supporting blocks (14) is lower than the lower end of the upper inner wall of the fixing frame (8).
5. The fixed structure for detecting the slicing of the printed circuit board as claimed in claim 1, wherein two sets of said directional thread bushings (11) are connected with the thread adjusting rod (10) by screw threads, and the thread opening directions inside the two sets of said directional thread bushings (11) are opposite.
6. The fixing structure for detecting the slicing of the printed circuit board as claimed in claim 1, wherein the lower sides of two groups of the fixing frames (8) are symmetrically provided with positioning guide rods (9) in a sliding manner, and the two groups of the positioning guide rods (9) are fixedly connected with the mounting plate (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022597336.4U CN214335135U (en) | 2020-11-11 | 2020-11-11 | Fixing structure for slicing detection of printed circuit board |
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Application Number | Priority Date | Filing Date | Title |
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CN202022597336.4U CN214335135U (en) | 2020-11-11 | 2020-11-11 | Fixing structure for slicing detection of printed circuit board |
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CN214335135U true CN214335135U (en) | 2021-10-01 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114309999A (en) * | 2021-12-31 | 2022-04-12 | 江西荣晖电子有限公司 | A multi-functional drilling equipment for HDI circuit board |
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2020
- 2020-11-11 CN CN202022597336.4U patent/CN214335135U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114309999A (en) * | 2021-12-31 | 2022-04-12 | 江西荣晖电子有限公司 | A multi-functional drilling equipment for HDI circuit board |
CN114309999B (en) * | 2021-12-31 | 2022-11-18 | 江西荣晖电子有限公司 | A multi-functional drilling equipment for HDI circuit board |
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