CN202385403U - Screw assembling tool for printed circuit board (PCB) - Google Patents
Screw assembling tool for printed circuit board (PCB) Download PDFInfo
- Publication number
- CN202385403U CN202385403U CN2011205561199U CN201120556119U CN202385403U CN 202385403 U CN202385403 U CN 202385403U CN 2011205561199 U CN2011205561199 U CN 2011205561199U CN 201120556119 U CN201120556119 U CN 201120556119U CN 202385403 U CN202385403 U CN 202385403U
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- China
- Prior art keywords
- nut
- pcb
- base plate
- circuit board
- printed circuit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a screw assembling tool for a printed circuit board (PCB). The screw assembling tool comprises a bottom plate (10), two supporting columns (30), two limiting columns (20) and at least one nut supplying column (50), wherein the bottom plate (10) is of a rectangular flat plate shape and is provided with an upper surface (11) and a lower surface (12); the two supporting columns (30) have cylindrical shapes of preset height and are respectively located at one pair of opposite angles of the bottom plate (10), and the lower ends of the two supporting columns (30) are fixedly connected onto the upper surface; the two limiting columns (20) have cylindrical shapes with the same height as that of the supporting columns (30) and are respectively located at the other pair of opposite angles of the bottom plate, the lower ends of the two limiting columns (20) are fixedly connected onto the upper surface of the bottom plate, and center positions of the upper end faces (23) of the two limiting columns (20) are provided with cylindrical positioning pins (22) which protrude upwards and are used for being placed in limiting holes in the PCB; and the at least one nut supplying column (50) has cylindrical appearance with the same height as that of the supporting columns, the lower end of the at least one nut supplying column is fixedly connected to the upper surface of the bottom plate, the center position of the upper end face (51) of the at least one nut supplying column is provided with an opening (52) which is used for containing a nut and limiting the nut in the rotating direction, and the position of the opening corresponds to a through hole in the PCB.
Description
Technical field
The utility model relates to the screw assembly fixture that is used for to printed circuit board (PCB) assembling screw.
Background technology
In the production of printed circuit board (PCB), often to carry out the screw assembling to printed circuit board (PCB), promptly cooperate to realize retaining element or other purpose through screw and nut.In such screw assembling process, printed circuit board (PCB) possibly all installed element on the both sides, if during this period printed circuit board (PCB) is holded up or manually upset, then possibly damage circuit board component.Particularly, in rotary screw, need on the opposite side of printed circuit board (PCB), nut be provided, bring work difficulty, influence assembly quality, clamp down on the lifting of productivity ratio to operating personnel.
The utility model content
The technical problem that the utility model solves provides a kind of can provide in advance in the position of the assembling screw of printed circuit board (PCB) and thereby setscrew nut only can be realized the screw assembly fixture of screw assembling through rotary screw.
In order to solve such technical problem; The utility model provides a kind of being used under the printed circuit board (PCB) deadweight, it to be supported and spacing printed circuit board (PCB) screw assembly fixture; This screw assembly fixture comprises: base plate, be the tabular of rectangle, and have smooth upper surface and lower surface; Two support columns have the cylindrical shape of predetermined altitude, lay respectively on any a pair of diagonal angle of base plate, and its lower end is fixedly connected on the upper surface of base plate; Two limited posts; Has cylindrical shape with two support column equal heights; Another that lays respectively at base plate is on the diagonal angle; Its lower end is fixedly connected on the upper surface of base plate, and the center of its upper surface has the cylindric alignment pin that projects upwards to be received within the spacing hole in the printed circuit board (PCB); And at least one supplies Nut column; Has cylindrical shape profile with two support column equal heights; Its lower end is fixedly connected on the upper surface of base plate; The center of its upper surface is offered and is put and at the opening of rotation direction upper limit nut, this at least one supply the position of Nut column corresponding with the lead to the hole site in the printed circuit board (PCB).Because two support columns, two limited posts supply Nut column to have identical height with at least one; And two limited posts on the diagonal angle have the spacer pin in the spacing hole that is received within printed circuit board (PCB); So printed circuit board (PCB) can be supported on two support columns and two limited posts with base plate under own wt abreast, and in the effect delimit of spacer pin and spacing hole the horizontal level of printed circuit board (PCB).Before the printed circuit board (PCB) location, in the opening of at least one confession Nut column, nut is provided.Behind the printed circuit board (PCB) location, need the position of screw assembling relative on it with above-mentioned opening, only need screw is passed through hole and the rotation screw that provides on the printed circuit board (PCB), just can the nut thread in screw and the opening be coupled together.Thereby, realized convenient, fast and screw assembling accurately, improved production efficiency.
In a technical scheme of the utility model; The position that this screw assembly fixture also is included in corresponding to two support columns, two limited posts and at least one confession Nut column is embedded in the earth anchor nut in the base plate; Two support columns, two limited posts and at least one confession Nut column comprise the coaxial thread protrusion part that extends below from its lower surface; So that two support columns are connected with the earth anchor nut thread through the part of the thread protrusion on its lower end with two limited posts, to be connected on the base plate.
In a technical scheme of the utility model, this screw assembly fixture also comprises the support column on two cornerwise joinings that are arranged on base plate.
In a technical scheme of the utility model, this screw assembly fixture comprises that also the distance apart from two minor faces equals long edge lengths 1/3 locational two support columns respectively on the line of two minor face mid points that are arranged on base plate.
Through above-mentioned two technical schemes; For larger-size printed circuit board (PCB); Through the distance apart from two minor faces equals respectively on long edge lengths 1/3 position two support columns to be set on support column and the line at two minor face mid points of base plate being provided with on two cornerwise joinings of base plate; Can further improve support strength, thereby improve the bending resistance of printed circuit board (PCB).
In a technical scheme of the utility model, opening is corresponding to the equilateral hexagon prism shape of hex nut profile or corresponding to the equilateral quadrangular prism shape of tetragonal nut profile.Through opening is had corresponding to the equilateral hexagon prism shape of hex nut profile or corresponding to the equilateral quadrangular prism shape of tetragonal nut profile; Hex nut or tetragonal nut put wherein at an easy rate, and hex nut or tetragonal nut are realized rotary spacing.
Description of drawings
Fig. 1 is the floor plan sketch map of the printed circuit board (PCB) screw assembly fixture of the utility model.
Fig. 2 is support column and the sketch map of base plate connected mode of the printed circuit board (PCB) screw assembly fixture of the utility model.
Fig. 3 is limited post and the sketch map of base plate connected mode of the printed circuit board (PCB) screw assembly fixture of the utility model.
Fig. 4 is another floor plan sketch map of the printed circuit board (PCB) screw assembly fixture of the utility model.
Fig. 5 is another floor plan sketch map of the printed circuit board (PCB) screw assembly fixture of the utility model.
Fig. 6 is the sectional view of confession Nut column of the printed circuit board (PCB) screw assembly fixture of the utility model.
Fig. 7 is the plane graph of confession Nut column of the printed circuit board (PCB) screw assembly fixture of the utility model.
Fig. 8 is the plane graph of another execution mode of confession Nut column of the printed circuit board (PCB) screw assembly fixture of the utility model.
Embodiment
Below, the preferred embodiments of the present invention are described with reference to the drawings.
Fig. 1 is the floor plan sketch map of the printed circuit board (PCB) screw assembly fixture of the utility model; Fig. 2 is support column and the sketch map of base plate connected mode of the printed circuit board (PCB) screw assembly fixture of the utility model, and Fig. 3 is limited post and the sketch map of base plate connected mode of the printed circuit board (PCB) screw assembly fixture of the utility model.
With reference to figure 1,2 and 3, the printed circuit board (PCB) screw assembly fixture of the utility model comprises base plate 10, and this base plate 10 is the tabular of rectangle, has smooth upper surface 11 and lower surface 12.This screw assembly fixture also comprises two support columns 30, and the cylindrical shape that it has predetermined altitude lays respectively on any a pair of diagonal angle of base plate 10, and its lower end is fixedly connected on the upper surface 11 of base plate 10.This screw assembly fixture also comprises two limited posts 20; It has the cylindrical shape with two support column 30 equal heights; Another that lays respectively at base plate 10 is on the diagonal angle; Its lower end is fixedly connected on the upper surface 11 of base plate 10, and the center of its upper surface 23 has the cylindric alignment pin 22 that projects upwards to be received within the spacing hole (not shown) in the printed circuit board (PCB) (not shown).This screw assembly fixture comprises that also at least one supplies Nut column 50; Exemplarily illustrate 4 among Fig. 1,4,5 and supply Nut column 50; Those skilled in the art will recognize that; The quantity of the confession Nut column 50 that can adopt among the utility model embodiment is not limited to 4, as long as supply the position of Nut column 50 corresponding with the through hole (not shown) position on the printed circuit board (PCB) (not shown).Confession Nut column 50 has the cylindrical shape profile with two support column 30 equal heights, and its lower end is fixedly connected on the upper surface 11 of base plate 10.Referring to Fig. 6,7,8, supply the center of the upper surface 51 of Nut column 50 to offer opening 52, this opening 52 can put and be spacing to the nut (not shown) on rotation direction.
Return with reference to figure 1,2 and 3; Because two support columns 30, two limited posts 20 supply Nut column 50 to have identical height with at least one; And two limited posts 20 on the diagonal angle have the spacer pin 22 in the spacing hole that can be received within printed circuit board (PCB); So printed circuit board (PCB) can be supported on two support columns 30 and two limited posts 20 with base plate 10 under own wt abreast, and at the horizontal level of the effect delimit printed circuit board (PCB) of spacer pin 22 and spacing hole.Before the printed circuit board (PCB) location, in the opening 52 of at least one confession Nut column 50, nut is provided.Therefore, behind the printed circuit board (PCB) location, need the position of screw assembling relative on it, only need screw is passed through hole and the rotation screw that provides on the printed circuit board (PCB), just can the nut thread in screw and the opening 52 be coupled together with above-mentioned opening 52.Thereby, realized convenient, fast and screw assembling accurately, improved production efficiency.
Shown in Fig. 2 and 3, support column 30 for example can be through the upper surface 11 of adhesive bond to base plate 10 with limited post 20.Preferably, can bury earth anchor nut 40 underground in the position corresponding to two support columns 30 and two limited posts 20 of base plate 10; More preferably, the lower ends downward of the earth anchor nut 40 one section screw thread cylinder that extends out passes the hole offered in the base plate 10 and is fastened on the base plate 10 through nut.Simultaneously; Two limited posts 20 comprise the coaxial thread protrusion part 24 that extends below from its lower surface; Two support columns 30 comprise the coaxial thread protrusion part 34 that extends below from its lower surface; So that said two support columns 30 and two limited posts 20 are threaded with earth anchor nut 40 through thread protrusion part 24 on its lower end and thread protrusion part 34 respectively, thereby be connected on the base plate 10.
Fig. 4 is another floor plan sketch map of the printed circuit board (PCB) screw assembly fixture of the utility model.
As shown in Figure 4, another preferred implementation of the utility model is that the screw assembly fixture of this printed circuit board (PCB) also comprises near the support column 30 two cornerwise joinings that are arranged on base plate 10.For near the printed circuit board (PCB) that has circuit element two cornerwise joinings, also this support column 30 can be set between near the element this crosspoint.For bigger printed circuit board (PCB), through on two cornerwise joinings of base plate 10, support column 30 being set, can improve the support strength of screw assembly fixture, thereby improve the bending resistance of printed circuit board (PCB) printed circuit board (PCB).
As shown in Figure 5; Another preferred implementation of the utility model is, the screw assembly fixture of this printed circuit board (PCB) also comprises on the line of two minor face mid points that are arranged on base plate 10 apart from the distance of two minor faces and equals near two support columns 30 long edge lengths 1/3 position respectively.Circuit board for equal to have on long edge lengths 1/3 position circuit element on the line of two minor face mid points of base plate 10 respectively apart from the distance of two minor faces also can be provided with this support column 30 between near the element these 2.For the long printed circuit board (PCB) in long limit; Through equaling respectively near long edge lengths 1/3 position two support columns 30 to be set in the distance apart from two minor faces on the line of two minor face mid points of base plate 10; Can improve the support strength of screw assembly fixture, thereby improve the bending resistance of printed circuit board (PCB) printed circuit board (PCB).
Fig. 6 is the sectional view of confession Nut column of the printed circuit board (PCB) screw assembly fixture of the utility model; Fig. 7 is the plane graph of confession Nut column of the printed circuit board (PCB) screw assembly fixture of the utility model, and Fig. 8 is the plane graph of another execution mode of confession Nut column of the printed circuit board (PCB) screw assembly fixture of the utility model.
Like Fig. 6, shown in 7 and 8; At least one confession Nut column 50 of screw assembly fixture has the cylindrical shape profile with two support column 30 equal heights; Its lower end is fixedly connected on the upper surface 11 of base plate 10, and the center of its upper surface 51 is offered and put and at the opening 52 of rotation direction upper limit nut.Owing to supply the position of Nut column 50 corresponding, so the position of opening 52 is corresponding to being used for the through hole that screw connects on the printed circuit board (PCB) with the lead to the hole site on the printed circuit board (PCB).
As shown in Figure 6, at least one supplies Nut column 50 for example can arrive the upper surface 11 of base plate 10 through adhesive bond.Preferably, can bury earth anchor nut 40 underground in the position corresponding to this at least one confession Nut column 50 of base plate 10; More preferably, the lower ends downward of the earth anchor nut 40 one section screw thread cylinder that extends out passes the hole offered in the base plate 10 and is fastened on the base plate 10 through nut.Simultaneously; This at least one confession Nut column 50 comprises the coaxial thread protrusion part 54 that extends below from its lower surface; So that said at least one supply Nut column 50 to be threaded through thread protrusion part on its lower end 54 and earth anchor nut 40 respectively, thereby be connected on the base plate 10.
Support column, reference column and confession Nut column according to the screw assembly fixture of the utility model have identical diameter and identical height, and adopt in a like fashion with being connected of base plate.Like this, support column, reference column and confession Nut column can adopt substantially the same technology to realize that particularly, earth anchor nut that base plate is buried underground or the like also can adopt identical technology, thereby has simplified the processing of screw assembly fixture.
Although the execution mode with reference to the utility model is described it; But it will be appreciated by those skilled in the art that; Under the situation that does not deviate from the utility model scope, can make various changes to the utility model, and can substitute its element with equivalent.In addition, can make a lot of distortion to the instruction of the utility model and adapt to certain conditions or material, and not deviate from the essential scope of the utility model.Therefore, the utility model is not limited to the embodiment that is disclosed as the optimal mode of implementing the utility model, and the utility model should comprise all execution modes that fall into the accompanying claims scope.
Claims (6)
1. the screw assembly fixture of a printed circuit board (PCB) is used in the printed circuit board (PCB) deadweight it is characterized in that down to its support and spacing this screw assembly fixture comprises:
Base plate (10) is the tabular of rectangle, has smooth upper surface (11) and lower surface (12);
Two support columns (30) have the cylindrical shape of predetermined altitude, lay respectively on any a pair of diagonal angle of said base plate (10), and its lower end is fixedly connected on the said upper surface (11) of said base plate (10);
Two limited posts (20); Has cylindrical shape with said two support columns (30) equal height; Another that lays respectively at said base plate (10) is on the diagonal angle; Its lower end is fixedly connected on the upper surface (11) of said base plate (10), and the center of its upper surface (23) has the cylindric alignment pin (22) that projects upwards to be received within the spacing hole in the printed circuit board (PCB); And
At least one supplies Nut column (50); Has cylindrical shape profile with said two support columns (30) equal height; Its lower end is fixedly connected on the upper surface (11) of said base plate (10); The center of its upper surface (51) is offered and is put and at the opening (52) of rotation direction upper limit nut, said at least one supply the position of Nut column (50) corresponding with the lead to the hole site in the printed circuit board (PCB).
2. screw assembly fixture as claimed in claim 1; It is characterized in that; The position that also is included in corresponding to said two support columns (30), two limited posts (20) and at least one confession Nut column (50) is embedded in the earth anchor nut (40) in the said base plate (10); Said two support columns (30) comprise the coaxial thread protrusion part (34) that extends below from its lower surface respectively; Said two limited posts (20) comprise the coaxial thread protrusion part (24) that extends below from its lower surface respectively; Said at least one confession Nut column (50) comprises the coaxial thread protrusion part (54) that extends below from its lower surface respectively; So that said two support columns (30), two limited posts (20) and at least one supply Nut column (50) through the said thread protrusion on its lower end partly (24,34 and 54) and said earth anchor nut (40) be threaded, to be connected on the said base plate (10).
3. according to claim 1 or claim 2 screw assembly fixture also comprises the support column (30) on two cornerwise joinings that are arranged on said base plate (10).
4. according to claim 1 or claim 2 screw assembly fixture comprises that also the distance apart from two minor faces equals long edge lengths 1/3 locational two support columns (30) respectively on the line of two minor face mid points that are arranged on said base plate (10).
5. according to claim 1 or claim 2 screw assembly fixture, said opening (52) is the equilateral hexagon prism shape corresponding to the hex nut profile.
6. according to claim 1 or claim 2 screw assembly fixture, said opening (52) is the equilateral quadrangular prism shape corresponding to the tetragonal nut profile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205561199U CN202385403U (en) | 2011-12-27 | 2011-12-27 | Screw assembling tool for printed circuit board (PCB) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205561199U CN202385403U (en) | 2011-12-27 | 2011-12-27 | Screw assembling tool for printed circuit board (PCB) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202385403U true CN202385403U (en) | 2012-08-15 |
Family
ID=46633868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205561199U Expired - Lifetime CN202385403U (en) | 2011-12-27 | 2011-12-27 | Screw assembling tool for printed circuit board (PCB) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202385403U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107182170A (en) * | 2017-05-24 | 2017-09-19 | 惠州市金百泽电路科技有限公司 | A kind of printed wiring board manufacture craft of the nut containing extruding |
| CN107234886A (en) * | 2017-06-09 | 2017-10-10 | 汤振华 | A kind of printer installs adjustment structure |
| CN115283484A (en) * | 2022-07-28 | 2022-11-04 | 盘星新型合金材料(常州)有限公司 | Deformation shaping jig for amorphous rotating shaft, deformation shaping method and application |
-
2011
- 2011-12-27 CN CN2011205561199U patent/CN202385403U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107182170A (en) * | 2017-05-24 | 2017-09-19 | 惠州市金百泽电路科技有限公司 | A kind of printed wiring board manufacture craft of the nut containing extruding |
| WO2018214372A1 (en) * | 2017-05-24 | 2018-11-29 | 惠州市金百泽电路科技有限公司 | Printed circuit board manufacturing process including extruding nuts |
| CN107182170B (en) * | 2017-05-24 | 2019-07-05 | 惠州市金百泽电路科技有限公司 | A kind of printed wiring board manufacture craft of the nut containing extruding |
| CN107234886A (en) * | 2017-06-09 | 2017-10-10 | 汤振华 | A kind of printer installs adjustment structure |
| CN107234886B (en) * | 2017-06-09 | 2023-10-24 | 汤振华 | Printer installation adjusting structure |
| CN115283484A (en) * | 2022-07-28 | 2022-11-04 | 盘星新型合金材料(常州)有限公司 | Deformation shaping jig for amorphous rotating shaft, deformation shaping method and application |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: FLEXCOMPUTING (SUZHOU) CO., LTD. Free format text: FORMER OWNER: WEICHUANGLI ELECTRONIC TECHNOLOGY (SHANGHAI) CO., LTD. Effective date: 20131225 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201801 JIADING, SHANGHAI TO: 215224 SUZHOU, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131225 Address after: Suzhou Wuzhong District City, Jiangsu province 215224 Guo Xiang Jie Dao Guan Pu Road No. 1 Patentee after: Flextronics computer (Suzhou) Co. Ltd. Address before: 201801 Shanghai Jiading District Malu Town Yongsheng Road No. 77 Patentee before: Flextronics Technology (Shanghai) Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120815 |