CN108463056B - Jig for checking PCB quantity - Google Patents
Jig for checking PCB quantity Download PDFInfo
- Publication number
- CN108463056B CN108463056B CN201810280352.5A CN201810280352A CN108463056B CN 108463056 B CN108463056 B CN 108463056B CN 201810280352 A CN201810280352 A CN 201810280352A CN 108463056 B CN108463056 B CN 108463056B
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- Prior art keywords
- lifting mechanism
- plate
- pcbs
- checking
- layer
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- 238000000034 method Methods 0.000 abstract description 4
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 23
- 239000011120 plywood Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 5
- 230000003028 elevating effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
- G06M1/00—Design features of general application
- G06M1/22—Design features of general application for visual indication of the result of count on counting mechanisms, e.g. by window with magnifying lens
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/01—Tools for processing; Objects used during processing
- H05K2203/0195—Tool for a process not provided for in H05K3/00, e.g. tool for handling objects using suction, for deforming objects, for applying local pressure
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Use In Laboratory Experiments (AREA)
Abstract
The invention discloses a jig for checking the number of PCBs (printed circuit boards), which comprises a support frame, a layer plate and a lifting mechanism, wherein the support frame comprises a back plate, a bottom plate and a guide rod, the layer plate is detachably arranged in the support frame, the length of the layer plate is sequentially reduced from bottom to top, the layer plate is in sliding connection with the guide rod, the lifting mechanism is a stepped shaft, the diameter of each step of the stepped shaft is sequentially increased from bottom to top, threads are arranged on the outer cylindrical surface of each step, the thread pitch of the threads of the upper end step of the adjacent step is twice as large as that of the threads of the lower end step, a second boss is arranged at the position, corresponding to the lifting mechanism, on the layer plate, is provided with a threaded hole, the threaded. When checking, the point board jig passes through the stacked PCB boards from the bottom, each PCB board corresponds to one ladder of the point board jig, the N PCB boards can be checked out at one time, and the number of the PCBs can be calculated conveniently and rapidly through the method.
Description
Technical Field
The invention relates to the technical field of server board cards, in particular to a jig for checking the number of PCBs.
Background
The PCB, which is an important component of SMT, is a carrier for electronic parts, and has strict standards for quality control, especially, a definite definition of opening time. And (3) putting the corresponding PCBs according to the production period of the board card, and ensuring the accuracy of the number of the PCBs to play a vital role in the production process.
In the current era of rapid development of servers, the requirements on material inventory are more and more strict, zero-stay of zero inventory is achieved, just InTime is an ultimate goal of maximizing enterprise benefits, and therefore the accuracy and the high efficiency of inventory counting quantity become more important.
The PCB board of the server, especially the main board has relatively large weight and small thickness, has the characteristics of large quantity, large weight and thin thickness after being stacked and placed, is time-consuming and labor-consuming to count, is easy to leak and causes quantity deviation, if the number of manual one-piece sheets is used, the manpower and time are greatly wasted, and quantity errors also easily occur, even causes insufficient inventory or dull inventory.
Disclosure of Invention
The invention aims to solve the problem that the PCB plate is time-consuming and labor-consuming to coil and provide a jig for counting the number of PCBs.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a tool of checing PCB quantity, which comprises a supporting rack, plywood and elevating system, the support frame includes the backplate, bottom plate and guide bar, plywood detachable installs in the support frame, up length reduces in proper order down the plywood, be equipped with first opening on the backplate, the guide bar is located first opening, sliding connection between plywood and the guide bar, elevating system is the step shaft, the diameter of every layer of step up increases in proper order down the step shaft, be equipped with the screw thread on the outer face of cylinder of step, the pitch of adjacent step upper end step screw thread is the twice of lower extreme step screw thread pitch, the position that corresponds with elevating system on the plywood is equipped with the second boss, be equipped with the screw hole on the second boss, the screw hole passes through threaded connection with corresponding step, the elevating system lower extreme contacts with the bottom plate.
Furthermore, the first openings are symmetrically distributed, and the lower ends of the guide rods are fixed on the bottom plate.
Furthermore, a first boss is arranged at a position, corresponding to the first opening, on the laminate, a through hole is formed in the first boss, and the guide rod penetrates through the through hole.
Furthermore, a second opening is formed in the middle of the back plate, the lifting mechanism is located in the second opening, the second boss is matched with the second opening, and a handle is arranged at the upper end of the lifting mechanism.
Further, the plywood is door font, and the height of plywood increases from the right side to left in proper order, sliding connection between plywood and the bottom plate, and the plywood lower extreme is equipped with the rack, is equipped with the pivot on the bottom plate, and the position that corresponds with the rack in the pivot is equipped with the gear, and the diameter of adjacent gear left end gear is the twice of right-hand member gear diameter, gear and rack cooperation.
Furthermore, a second guide rod is arranged on the bottom plate, a through hole is formed in the laminated plate support leg in the shape of a Chinese character 'men', and the second guide rod extends into the through hole;
furthermore, the bottom plate is provided with support plates at positions corresponding to the two ends of the rotating shaft, and the rotating shaft is rotatably connected with the support plates.
Furthermore, the lower end face of the layer plate is provided with a sliding block, the upper end face of the layer plate is provided with a sliding groove, and the sliding block is matched with the sliding groove.
The invention has the beneficial effects that:
1. the invention aims to solve the problem that the time and labor are wasted when the PCB is coiled, and discloses a jig for coiling the number of PCBs, which comprises a support frame, a laminated plate and a lifting mechanism, wherein the support frame comprises a back plate, a bottom plate and a guide rod; when the PCBs are checked, the PCB checking jig is used for checking the PCBs from the bottom through the stacked PCBs, the N PCBs can be checked out once, the extra PCBs are stacked once again, the PCB checking jig is used for checking again, and the number of the PCBs is calculated conveniently and rapidly through the method. The labor hour of single-chip checking is saved, the labor intensity is reduced, the checking is accurate, the effective control of the PCB unsealing quantity is guaranteed, the PCB input quality is guaranteed, and meanwhile, when the line is stopped and the bank is withdrawn, the PCB stock is checked in time, and the accuracy of account consistence is guaranteed.
2. The back plate is provided with a first opening, the guide rod is positioned in the first opening, the layer plate is in sliding connection with the guide rod, the lifting mechanism is a stepped shaft, the diameter of each layer of step of the stepped shaft is sequentially increased from bottom to top, the outer cylindrical surface of each step is provided with threads, the thread pitch of the threads of the upper end step of the adjacent step is twice that of the threads of the lower end step, a second boss is arranged at the position, corresponding to the lifting mechanism, on the layer plate, a threaded hole is formed in the second boss, the threaded hole is in threaded connection with the corresponding step, and the lower end of the lifting mechanism is in contact with; the lifting mechanism is rotated, at the moment, the laminated plates move up and down under the action of the threads and the guide rods, and due to the fact that the thread pitch of the threads of the adjacent step upper end steps is twice of the thread pitch of the threads of the lower end steps, the moving distance of the laminated plates at the upper ends of the adjacent laminated plates is twice of the moving distance of the lower end laminated plates.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a first structural diagram of a jig for checking the number of PCBs according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second tool for checking the number of PCBs according to a first embodiment of the present invention;
FIG. 3 is a schematic view of a supporting frame according to an embodiment of the present invention;
FIG. 4 is a schematic view of a laminate structure according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a lifting mechanism according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a jig for checking the number of PCBs according to a second embodiment of the present invention;
FIG. 7 is an enlarged view of a portion A of FIG. 6;
FIG. 8 is a schematic diagram of a bottom plate structure applied in the second embodiment of the present invention;
fig. 9 is a schematic structural view of a jig for checking the number of PCBs according to a third embodiment of the present invention;
fig. 10 is a partial enlarged view of fig. 9 at B.
In the figure: 1. the support frame, 101, backplate, 102, bottom plate, 103, guide bar, 104, first opening, 105, second opening, 2, plywood, 201, first boss, 202, through-hole, 203, second boss, 204, screw hole, 3, step, 4, rack, 5, pivot, 6, gear, 7, guide bar, 8, backup pad, 9, handle, 10, slider, 11, spout.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Abbreviations and key terms are now defined:
PCB: printedcuiutitbard, printed circuit board;
PCBA: printedcuiitborard assembly of printed circuit boards;
SMT: surface mount technology, surface mount technology.
For convenience of description, a coordinate system is now defined as shown in fig. 1.
The first embodiment is as follows:
referring to fig. 1 to 5, a jig for checking the number of PCBs comprises a support frame 1, a layer board 2 and a lifting mechanism, wherein the support frame 1 comprises a back plate 101, a bottom plate 102 and a guide rod 103, the layer board 2 is detachably mounted in the support frame 1, the length of the layer board 2 is sequentially reduced from bottom to top, the length of the layer board 2 refers to the distance from the right end surface of the layer board 2 to the back plate 101, the back plate 101 is provided with a first opening 104, the guide rod 103 is located in the first opening 104, the layer board 2 is slidably connected with the guide rod 103, the lifting mechanism is a stepped shaft, the diameter of each layer of step 3 of the stepped shaft is sequentially increased from bottom to top, the outer cylindrical surface of each step 3 is provided with a thread, the thread pitch of the thread of the step 3 at the upper end of the adjacent step 3 is twice the thread pitch of the thread of the step 3 at the lower end, the position, the threaded hole 204 is connected with the corresponding step 3 through threads, and the lower end of the lifting mechanism is in contact with the bottom plate 102. The size of the threaded hole 204 is the same as that of the corresponding step 3, the thread pitch of the threaded hole 204 is the same as that of the thread of the corresponding step 3, the thickness of the second boss 203 is smaller than that of the layer plate 2, so that the layer plate 2 has a distance capable of moving up and down on the corresponding step 3, the step is prevented from interfering with the movement of the layer plate 2, when the height of the layer plate 2 needs to be adjusted, the lifting mechanism is rotated, at the moment, the layer plate 2 moves up and down under the action of the thread and the guide rod 103, the number of the layer plates 2 can be adjusted, before the use, the layer plates 2 with the corresponding number are installed in the support frame 1, and then the lifting mechanism is screwed in, so that the lower end. When the PCBs are checked, the PCB checking jig is used for checking the PCBs from the bottom through the stacked PCBs, the N PCBs can be checked out once, the extra PCBs are stacked once again, the PCB checking jig is used for checking again, and the number of the PCBs is calculated conveniently and rapidly through the method. The labor hour of single-chip checking is saved, the labor intensity is reduced, the checking is accurate, the effective control of the PCB unsealing quantity is guaranteed, the PCB input quality is guaranteed, and meanwhile, when the line is stopped and the bank is withdrawn, the PCB stock is checked in time, and the accuracy of account consistence is guaranteed.
The first openings 104 are symmetrically distributed, and the lower ends of the guide rods 103 are fixed on the bottom plate 102.
The position of the layer plate 2 corresponding to the first opening 104 is provided with a first boss 201, the first boss 201 is provided with a through hole 202, the position of the through hole 202 corresponds to the guide rod 103, and the guide rod 103 penetrates through the through hole 202. The layer 2 can slide up and down along the guide bars 103.
The middle position of the back plate 101 is provided with a second opening 105, the lifting mechanism is positioned in the second opening 105, the second boss 203 is matched with the second opening 105, and the upper end of the lifting mechanism is provided with a handle 9.
Example two:
according to the drawings of fig. 6 to 8, the laminate 2 is in a door shape, the height of the laminate 2 is sequentially increased from right to left, the laminate 2 is connected with the bottom plate 102 in a sliding manner, a rack 4 is arranged at the lower end of the laminate 2, a rotating shaft 5 is arranged on the bottom plate 102, a gear 6 is arranged on the rotating shaft 5 at a position corresponding to the rack 4, the diameter of the gear 6 at the left end of the adjacent gear 6 is twice that of the gear 6 at the right end, and the gear 6 is matched with the rack 4. The height of the racks 4 at the lower end of the laminate 2 from left to right is reduced once, and the adjacent racks 4 are in a double relation, so that the matching of the gear 6 and the racks 4 is ensured. In the process of rotating the rotating shaft 5, the layer plates 2 move up and down under the action of the gear 6 and the rack 4, and the diameters of the left end gear 6 of the adjacent gear 6 are twice of the diameters of the right end gear 6, so that the rising height of the layer plate 2 at the left end of the adjacent layer plate 2 is twice of the rising height of the layer plate 2 at the right end, and finally, the height difference between the layer plates 2 at each layer is the same.
The bottom plate 102 is provided with a second guide rod 7, a through hole is formed in the laminated plate 2-shaped support leg, the second guide rod 7 extends into the through hole; the second guide rods 7 are sequentially increased from left to right and correspond to the height of the layer plate 2.
The bottom plate 102 is provided with support plates 8 at positions corresponding to two ends of the rotating shaft 5, and the rotating shaft 5 is rotatably connected with the support plates 8.
Example three:
referring to fig. 9 to 10, a sliding block 10 is provided on the lower end surface of the layer plate 2, a sliding groove 11 is provided on the upper end surface of the layer plate 2, and the sliding block 10 is engaged with the sliding groove 11. When the PCB stacking machine is used, the layer plates 2 are stacked together layer by layer through the sliding blocks 10 and the sliding grooves 11, the number of the layer plates 2 can be adjusted, and a plurality of PCBs can be checked at one time.
In the description of the present invention, it should be noted that the terms "left", "right", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be mechanically or electrically connected, directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (4)
1. A jig for checking the number of PCBs (printed circuit boards), which is characterized by comprising a support frame (1), a layer plate (2) and a lifting mechanism, wherein the support frame (1) comprises a back plate (101), a bottom plate (102) and a guide rod (103), the layer plate (2) is detachably mounted in the support frame (1), the length of the layer plate (2) is sequentially reduced from bottom to top, a first opening (104) is formed in the back plate (101), the guide rod (103) is located in the first opening (104), the layer plate (2) is in sliding connection with the guide rod (103), the lifting mechanism is a stepped shaft, the diameter of each layer of step (3) from bottom to top is sequentially increased, threads are arranged on the outer cylindrical surface of each step (3), the thread pitch of the upper end step (3) of the adjacent step (3) is twice that of the thread pitch of the lower end step (3), and a second boss (203) is arranged at the position, corresponding to the lifting mechanism, a threaded hole (204) is formed in the second boss (203), the threaded hole (204) is in threaded connection with the corresponding step (3), and the lower end of the lifting mechanism is in contact with the bottom plate (102).
2. A tool for checking the number of PCBs as claimed in claim 1, wherein the first openings (104) are symmetrically disposed, and the lower ends of the guide rods (103) are fixed to the base plate (102).
3. The jig for checking the number of the PCBs as claimed in claim 2, wherein a first boss (201) is provided on the layer board (2) at a position corresponding to the first opening (104), a through hole (202) is provided on the first boss (201), and the guide rod (103) passes through the through hole (202).
4. The tool for checking the number of the PCBs as claimed in claim 1, wherein a second opening (105) is formed in the middle of the back plate (101), the lifting mechanism is located in the second opening (105), the second boss (203) is matched with the second opening (105), and a handle (9) is arranged at the upper end of the lifting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810280352.5A CN108463056B (en) | 2018-04-02 | 2018-04-02 | Jig for checking PCB quantity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810280352.5A CN108463056B (en) | 2018-04-02 | 2018-04-02 | Jig for checking PCB quantity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108463056A CN108463056A (en) | 2018-08-28 |
| CN108463056B true CN108463056B (en) | 2020-10-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810280352.5A Active CN108463056B (en) | 2018-04-02 | 2018-04-02 | Jig for checking PCB quantity |
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| Country | Link |
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| CN (1) | CN108463056B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1149261A (en) * | 1997-08-04 | 1999-02-23 | Hitachi Telecom Technol Ltd | Board material-housing frame construction |
| CN202138785U (en) * | 2011-06-21 | 2012-02-08 | 惠州市星之光科技有限公司 | Containing frame of circuit board |
| CN202241249U (en) * | 2011-09-29 | 2012-05-30 | 南阳淅减汽车减振器有限公司 | Storage frame of mill tooling |
| CN204317950U (en) * | 2015-01-06 | 2015-05-13 | 杭州万宏电子有限公司 | Thousand layers of frame |
| CN206795780U (en) * | 2017-03-01 | 2017-12-26 | 重庆嘉泰罗光电科技有限公司 | A kind of notebook backboard hanging holding assisted collection frame |
-
2018
- 2018-04-02 CN CN201810280352.5A patent/CN108463056B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1149261A (en) * | 1997-08-04 | 1999-02-23 | Hitachi Telecom Technol Ltd | Board material-housing frame construction |
| CN202138785U (en) * | 2011-06-21 | 2012-02-08 | 惠州市星之光科技有限公司 | Containing frame of circuit board |
| CN202241249U (en) * | 2011-09-29 | 2012-05-30 | 南阳淅减汽车减振器有限公司 | Storage frame of mill tooling |
| CN204317950U (en) * | 2015-01-06 | 2015-05-13 | 杭州万宏电子有限公司 | Thousand layers of frame |
| CN206795780U (en) * | 2017-03-01 | 2017-12-26 | 重庆嘉泰罗光电科技有限公司 | A kind of notebook backboard hanging holding assisted collection frame |
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| Publication number | Publication date |
|---|---|
| CN108463056A (en) | 2018-08-28 |
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Effective date of registration: 20200917 Address after: 215100 No. 1 Guanpu Road, Guoxiang Street, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Applicant after: SUZHOU LANGCHAO INTELLIGENT TECHNOLOGY Co.,Ltd. Address before: 450018 Henan province Zheng Dong New District of Zhengzhou City Xinyi Road No. 278 16 floor room 1601 Applicant before: ZHENGZHOU YUNHAI INFORMATION TECHNOLOGY Co.,Ltd. |
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