CN109500316B - Manual cutting jig for lead on circuit board - Google Patents
Manual cutting jig for lead on circuit board Download PDFInfo
- Publication number
- CN109500316B CN109500316B CN201811618486.XA CN201811618486A CN109500316B CN 109500316 B CN109500316 B CN 109500316B CN 201811618486 A CN201811618486 A CN 201811618486A CN 109500316 B CN109500316 B CN 109500316B
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- CN
- China
- Prior art keywords
- cutting blade
- support
- groove
- groove rail
- circuit board
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- 238000005520 cutting process Methods 0.000 title claims abstract description 85
- 230000036346 tooth eruption Effects 0.000 claims abstract description 12
- 239000002699 waste material Substances 0.000 claims abstract description 11
- 230000000903 blocking effect Effects 0.000 claims description 7
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims 1
- 238000010008 shearing Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F11/00—Cutting wire
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shearing Machines (AREA)
- Lead Frames For Integrated Circuits (AREA)
Abstract
The invention discloses a manual cutting jig for a lead on a circuit board, which comprises an Contraband-shaped support, wherein horizontal first groove rails are formed on the inner walls of two sides of the support, a second groove rail is formed on the inner wall of the support at the lower side of the first groove rail, screw sleeves are fixed on the upper end surfaces of two ends of the first groove rail, jacks communicated with the screw sleeves are formed on the first groove rail, fastening screws are screwed in the screw sleeves, a waste frame is inserted in the support, and flanges are formed on two side walls of the waste frame and are inserted in the second groove rail; the rear end face of the support is formed with a first guide groove, an inverted L-shaped lower cutting blade is inserted into the support and consists of a vertical portion and a horizontal portion, guide rods are inserted into the vertical portions at two ends of the lower cutting blade, two ends of each guide rod are inserted and fixed onto two side walls of the support, and a plurality of lower cutting teeth are formed on the horizontal portion of the lower cutting blade. The invention can replace scissors to carry out manual cutting, and can accelerate cutting, thereby effectively improving the cutting efficiency and simultaneously improving the labor intensity of cutting workers.
Description
The technical field is as follows:
the invention relates to the technical field of electronic component welding jigs, in particular to a manual cutting jig for leads on a circuit board.
Background art:
at present, in the process of making a sample, the assembly of an electronic element and a circuit board is generally completed by hands, and the operation process is to insert a plug-in on the electronic element into a jack on the corresponding circuit board and then weld and fix the electronic element and the circuit board; after welding is finished, pins or leads extending out of the back of the circuit board need to be cut manually, the current manual structure adopts simple scissors to cut one by one, one circuit board has many pins or leads, the cutting by one scissors is troublesome, and the production efficiency is not high.
The invention content is as follows:
the invention aims to overcome the defects of the prior art and provides a manual cutting jig for a lead on a circuit board, which can replace scissors to cut manually, improve the cutting efficiency and simultaneously improve the labor intensity of cutting workers.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a manual cutting jig for a lead on a circuit board comprises an Contraband-shaped support, wherein horizontal first groove rails are formed on the inner walls of two sides of the support, second groove rails are formed on the inner walls of the support on the lower side of the first groove rails, screw sleeves are fixed on the upper end surfaces of two ends of the first groove rails, insertion holes communicated with the screw sleeves are formed in the first groove rails, fastening screws are screwed in the screw sleeves, a waste material frame is inserted in the support, blocking edges are formed on two side walls of the waste material frame, and the blocking edges are inserted in the second groove rails; a horizontal first guide groove is formed in the rear end face of the support, an inverted L-shaped lower cutting blade is inserted into the support and consists of a vertical part and a horizontal part, guide rods are inserted into the vertical parts at the two ends of the lower cutting blade, the two ends of each guide rod are inserted and fixed onto the two side walls of the support, and a plurality of lower cutting teeth are formed on the horizontal part of the lower cutting blade; the lower cutting blade is abutted against an inverted L-shaped upper cutting blade, the upper cutting blade consists of a vertical part and a horizontal part, and upper cutting teeth opposite to the lower cutting teeth of the lower cutting blade are formed on the horizontal part of the upper cutting blade; a plurality of second guide grooves are formed in the vertical part of the lower cutting blade, T-shaped positioning columns are inserted in the second guide grooves of the lower cutting blade and are fixed on the upper cutting blade, and the rear end of the upper cutting blade penetrates through the first guide groove of the support to be exposed out of the rear end face of the support.
Preferably, the first groove rail and the second groove rail are both composed of two blocking strips, and a clamping groove is formed between the blocking strips.
Preferably, the upper end surface of the upper cutting blade and the lower end surface of the clamping groove in the first groove rail are in the same plane.
Preferably, the bottom surface of the waste material frame is positioned on the upper side of the lower end surface of the support.
Preferably, an avoiding groove opposite to the guide rod is formed in the upper cutting blade, and the guide rod is inserted into the avoiding groove of the upper cutting blade.
Preferably, the lower end surface of the lower cutting blade is located on the upper side of the upper end surface of the second groove rail.
The invention has the beneficial effects that: the novel shearing machine can replace scissors to perform manual cutting, can accelerate cutting, thereby effectively improving the shearing efficiency and simultaneously improving the labor intensity of shearing workers.
Description of the drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of a half-section structure of the present invention.
In the figure: 1. a support; 11. a first groove rail; 12. a second groove rail; 13. a first guide groove; 2. a scrap frame; 21. blocking edges; 3. a lower cutting blade; 31. a lower cutting tooth; 32. a second guide groove; 4. a guide bar; 5. an upper cutting blade; 51. an upper cutting tooth; 6. a threaded sleeve; 7. fastening screws; 8. and a positioning column.
The specific implementation mode is as follows:
example (b): as shown in fig. 1, 2 and 3, a manual cutting jig for a lead on a circuit board comprises a support 1 shaped like Contraband, wherein horizontal first groove rails 11 are formed on the inner walls of two sides of the support 1, a second groove rail 12 is formed on the inner wall of the support 1 on the lower side of the first groove rail 11, screw sleeves 6 are fixed on the upper end surfaces of two ends of the first groove rail 11, insertion holes communicated with the screw sleeves 6 are formed on the first groove rail 11, fastening screws 7 are screwed in the screw sleeves 6, a waste material frame 2 is inserted into the support 1, flanges 21 are formed on two side walls of the waste material frame 2, and the flanges 21 are inserted into the second groove rails 12; a horizontal first guide groove 13 is formed in the rear end face of the support 1, an inverted L-shaped lower cutting blade 3 is inserted in the support 1, the lower cutting blade 3 is composed of a vertical part and a horizontal part, guide rods 4 are inserted in the vertical parts at two ends of the lower cutting blade 3, two ends of each guide rod 4 are inserted and fixed on two side walls of the support 1, and a plurality of lower cutting teeth 31 are formed in the horizontal part of the lower cutting blade 3; the lower cutting blade 3 is abutted with an inverted L-shaped upper cutting blade 5, the upper cutting blade 5 consists of a vertical part and a horizontal part, and upper cutting teeth 51 opposite to the lower cutting teeth 31 of the lower cutting blade 3 are formed on the horizontal part of the upper cutting blade 5; a plurality of second guide grooves 32 are formed in the vertical portion of the lower cutting blade 3, a T-shaped positioning column 8 is inserted into the second guide groove 32 of the lower cutting blade 3, the positioning column 8 is fixed on the upper cutting blade 5, and the rear end of the upper cutting blade 5 passes through the first guide groove 13 of the support 1 and is exposed out of the rear end face of the support 1.
Preferably, the first groove rail 11 and the second groove rail 12 are both composed of two barrier strips, and a clamping groove is formed between the barrier strips.
Preferably, the upper end surface of the upper cutting blade 5 and the lower end surface of the clamping groove in the first groove rail 11 are in the same plane.
Preferably, the bottom surface of the scrap frame 2 is located on the upper side of the lower end surface of the support 1.
Preferably, an avoiding groove opposite to the guide rod 4 is formed on the upper cutting blade 5, and the guide rod 4 is inserted into the avoiding groove of the upper cutting blade 5.
Preferably, the lower end surface of the lower cutting blade 3 is located on the upper side of the upper end surface of the second groove rail 12.
The working principle is as follows: the invention relates to a manual cutting jig for a lead on a circuit board; the two sides of the circuit board are inserted into the first groove rail 11 and fixed through the fastening screws 7, after welding is completed, the upper cutting blade 5 can be manually pulled, the upper cutting teeth 51 on the upper cutting blade 5 and the lower cutting teeth 31 of the lower cutting blade 3 move relatively, pins exposing the lower end face of the circuit board can be cut off, the lower cutting blade 3 is manually moved, the upper cutting blade 5 is pulled, all the pins on the lower side of the circuit board can be cut, and compared with a pair of scissors, the cutting operation is convenient and fast;
and the cut pins can fall into the waste material frame 2, so that the environment is protected.
The examples are intended to illustrate the invention, but not to limit it. The described embodiments may be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the appended claims should be accorded the full scope of the invention as set forth in the appended claims.
Claims (5)
1. The utility model provides a manual cutting tool of lead wire on circuit board, includes support (1) of "Contraband" font, its characterized in that: a horizontal first groove rail (11) is formed on the inner walls of two sides of the support (1), a second groove rail (12) is formed on the inner wall of the support (1) on the lower side of the first groove rail (11), threaded sleeves (6) are fixed on the upper end surfaces of two ends of the first groove rail (11), jacks communicated with the threaded sleeves (6) are formed on the first groove rail (11), fastening screws (7) are screwed in the threaded sleeves (6), a waste material frame (2) is inserted in the support (1), flanges (21) are formed on two side walls of the waste material frame (2), and the flanges (21) are inserted in the second groove rail (12); a horizontal first guide groove (13) is formed in the rear end face of the support (1), an inverted L-shaped lower cutting blade (3) is inserted into the support (1), the lower cutting blade (3) consists of a vertical part and a horizontal part, guide rods (4) are inserted into the vertical parts at the two ends of the lower cutting blade (3), the two ends of each guide rod (4) are inserted and fixed onto the two side walls of the support (1), and a plurality of lower cutting teeth (31) are formed on the horizontal part of the lower cutting blade (3); the lower cutting blade (3) is abutted with an inverted L-shaped upper cutting blade (5), the upper cutting blade (5) consists of a vertical part and a horizontal part, and upper cutting teeth (51) opposite to the lower cutting teeth (31) of the lower cutting blade (3) are formed on the horizontal part of the upper cutting blade (5); a plurality of second guide grooves (32) are formed in the vertical part of the lower cutting blade (3), a T-shaped positioning column (8) is inserted into the second guide grooves (32) of the lower cutting blade (3), the positioning column (8) is fixed on the upper cutting blade (5), and the rear end of the upper cutting blade (5) penetrates through the first guide groove (13) of the support (1) and is exposed out of the rear end face of the support (1);
an avoiding groove opposite to the guide rod (4) is formed in the upper cutting blade (5), and the guide rod (4) is inserted into the avoiding groove of the upper cutting blade (5).
2. The manual cutting jig for the leads on the circuit board according to claim 1, wherein: the first groove rail (11) and the second groove rail (12) are composed of two blocking strips, and clamping grooves are formed between the blocking strips.
3. The manual cutting jig for the leads on the circuit board according to claim 2, wherein: the upper end surface of the upper cutting blade (5) and the lower end surface of the clamping groove in the first groove rail (11) are in the same plane.
4. The manual cutting jig for the leads on the circuit board according to claim 1, wherein: the bottom surface of the waste material frame (2) is positioned on the upper side of the lower end surface of the support (1).
5. The manual cutting jig for the leads on the circuit board according to claim 1, wherein: the lower end face of the lower cutting blade (3) is positioned on the upper side of the upper end face of the second groove rail (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811618486.XA CN109500316B (en) | 2018-12-28 | 2018-12-28 | Manual cutting jig for lead on circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811618486.XA CN109500316B (en) | 2018-12-28 | 2018-12-28 | Manual cutting jig for lead on circuit board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109500316A CN109500316A (en) | 2019-03-22 |
| CN109500316B true CN109500316B (en) | 2020-07-03 |
Family
ID=65755666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811618486.XA Active CN109500316B (en) | 2018-12-28 | 2018-12-28 | Manual cutting jig for lead on circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109500316B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112008431B (en) * | 2020-07-21 | 2021-07-30 | 重庆工程职业技术学院 | Grooving module and fire control dryer production water line thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1190570A (en) * | 1997-09-24 | 1999-04-06 | Nagano Japan Radio Co | Parts placement board for lead cutting device, and lead cutting device |
| CN203155894U (en) * | 2013-03-19 | 2013-08-28 | 宁波市镇海惠斌塑业有限公司 | Circuit board foot cutter |
| CN203863144U (en) * | 2014-05-24 | 2014-10-08 | 福建天诚电子科技开发有限公司 | Pin cutting machine |
| CN204524112U (en) * | 2015-04-17 | 2015-08-05 | 乐清市浙佳电子科技有限公司 | Intelligence cutter |
| CN207239279U (en) * | 2017-09-13 | 2018-04-17 | 嘉兴日可电子有限公司 | Welding foot shear for integrated circuit plate production |
| CN107838336A (en) * | 2017-11-24 | 2018-03-27 | 施春燕 | A kind of pinrshape structure in the process line of lift circuit plate |
| CN207592689U (en) * | 2017-12-19 | 2018-07-10 | 丹阳奇烨科技有限公司 | A kind of PCB stitch cutter device |
-
2018
- 2018-12-28 CN CN201811618486.XA patent/CN109500316B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109500316A (en) | 2019-03-22 |
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Effective date of registration: 20200608 Address after: No.32, Shangchang Road, Huangkou Town, Xiaoxian County, Suzhou City, 234000 Anhui Province Applicant after: Xiaoxian muwei Information Technology Co.,Ltd. Address before: Room 1303, Building B, Kangxin Garden, 569 Wensan Road, Xihu District, Hangzhou City, Zhejiang 310000 Applicant before: HANGZHOU EZSOFT TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20240401 Address after: Room 802-806, 8th Floor, Building A1, No. 999 Gaolang East Road, Wuxi Economic Development Zone, Jiangsu Province, 214000 Patentee after: Wuxi zhongmingniao Technology Co.,Ltd. Country or region after: China Address before: No. 32, Shangchang Road, Huangkou Town, Xiaoxian County, Suzhou City, Anhui Province 234000 Patentee before: Xiaoxian muwei Information Technology Co.,Ltd. Country or region before: China |