CN219649952U - Reworking tool for circuit board - Google Patents
Reworking tool for circuit board Download PDFInfo
- Publication number
- CN219649952U CN219649952U CN202320968030.6U CN202320968030U CN219649952U CN 219649952 U CN219649952 U CN 219649952U CN 202320968030 U CN202320968030 U CN 202320968030U CN 219649952 U CN219649952 U CN 219649952U
- Authority
- CN
- China
- Prior art keywords
- blade
- circuit board
- reworking
- bellying
- board according
- Prior art date
- 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.)
- Active
Links
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000005520 cutting process Methods 0.000 abstract description 9
- 210000003811 finger Anatomy 0.000 description 8
- 238000003475 lamination Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 239000011889 copper foil Substances 0.000 description 5
- 210000003813 thumb Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000003908 quality control method Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000005224 forefinger Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
Landscapes
- Structure Of Printed Boards (AREA)
Abstract
The utility model discloses a reworking tool for a circuit board in the technical field of manual cutting tools, which comprises: the shell, set up the blade inside the shell, one side of shell is equipped with four recesses, and the degree of depth of four recesses all equals, and the tail end of last recess is equipped with the bellying of cusp, and the length of bellying is 7:4~2:1 with the proportion of height, and the bellying is equipped with anti-skidding portion with the one side that last recess is connected, and the bottom of bellying is the arcuation of indent. The problem that the position of the heavy knife applied with acting force is inconvenient to be adjusted when the heavy knife is held by hands of people and the operation is laborious is solved, the protruding part of the heavy knife can apply acting force to hands, the heavy knife is convenient to apply acting force to hands, the operation is labor-saving, in addition, the anti-slip part is arranged on the face, connected with the last groove, of the protruding part, friction force between the protruding part and fingers of the hands can be increased, and the force application of the hands is convenient.
Description
Technical Field
The utility model relates to the technical field of manual cutting tools, in particular to a reworking tool for a circuit board.
Background
A printed circuit board, also called a printed wiring board, is an important electronic component, is a support for electronic components, and is a carrier for electrically interconnecting the electronic components. It is called a "printed" circuit board because it is made using electronic printing. Circuit boards are classified into three major categories, single-sided boards, double-sided boards, and multi-layer circuit boards. The multi-layer printed circuit board is manufactured by using a lamination method, a plurality of core boards (namely, inner-layer circuit boards) are bonded by using prepregs, and after the core boards, the prepregs and copper foils are prestack, the multi-layer board is formed by high-temperature lamination. In the pressing process, the prepreg made of resin is converted into a flow state through high temperature, part of resin flows out of four sides of the core plate, and the core plates on two sides can be bonded after the resin is solidified.
When the board surface of the circuit board is inspected through press fit and then formed, if the board surface is abnormal, such as wrinkling, pits and other board surface problems, the manufacturing and quality of an outer layer circuit can be affected, so that scrapping is caused, and if the circuit board is restarted to be produced again from the cutting process, the cost is wasted, the exchange period is delayed, and great trouble is caused to the production line. In order to solve the problem, a common reworking knife is adopted to peel off the prepreg and the outer copper foil of the circuit board after lamination, the core board of the inner layer pattern is remained, the prepreg and the outer copper foil are added for lamination, and the circuit board is molded and QC (quality control) and then delivered to customers. However, the existing reworking knife has a groove for adapting to fingers, but the shape of the tail of the reworking knife is unfavorable for stress, so that the stress position of the hand-held reworking knife is difficult to adjust for circuit boards with different sizes, and the operation is laborious.
The defects are worth improving.
Disclosure of Invention
The utility model provides a reworking knife for a circuit board, which aims to solve the problems that the shape of the tail part of the existing reworking knife is not favorable for being stressed, the position of acting force applied to the reworking knife is inconvenient to adjust when a person holds the reworking knife, and the operation is laborious.
The technical scheme of the utility model is as follows:
a rework blade for a circuit board, comprising: the shell body, set up the inside blade of shell body, one side of shell body is equipped with four recesses, four the degree of depth of recess is equal, and last the tail end of recess is equipped with pointed bellying, the length of bellying and the proportion of height are 7:4~2:1, bellying with last one side that the recess is connected is equipped with anti-skidding portion, just the inboard of bellying is the arcuation of indent.
According to the utility model of the scheme, the bottom of the shell is provided with the mounting groove, and the rubber is arranged on the mounting groove.
According to the utility model of the scheme, the convex part is provided with a hanging hole for hanging.
According to the utility model of the above scheme, the anti-skid part is a punctiform bulge.
According to the utility model of the scheme, the anti-skid part is a strip-shaped bulge.
According to the utility model of the scheme, a plurality of convex strips which are arranged at intervals are arranged on one side of the shell away from the groove.
According to the utility model, the depth of the groove is 0.5-1 cm.
According to the utility model of the scheme, the blade sliding rail is embedded in the shell along the length direction of the shell, and the blade is arranged on the blade sliding rail through the locking part.
Further, a rectangular opening is formed in the top of the blade sliding rail along the length direction of the blade sliding rail, and a row of blade positioning blocks which are arranged at intervals are arranged on one side of the rectangular opening.
According to the utility model of the scheme, the end part of the blade sliding rail is provided with the detachable cleaning part, and the cleaning part is abutted with the blade.
The utility model according to the scheme has the beneficial effects that:
in the reworking tool for the circuit board, four grooves are formed in one side of the shell, the tail end of the last groove is provided with the pointed protruding portion, the ratio of the length to the height of the protruding portion is 7:4-2:1, the inner side of the protruding portion is concave arc-shaped, and the positions of the hand holding positions of the four grooves can be adjusted according to circuit boards of different sizes. When the size of the circuit board is smaller, the cutting range of the reworking cutter is small, and the other four fingers except the thumb can be held at the four grooves; when the circuit board size is great, the scope of cutting of heavy industry sword is big, and the forefinger is put in third recess department, and other three finger except the thumb are placed in last recess department, and bellying can give people the manual effort, and the people's hand of being convenient for exerts effort to heavy industry sword, and the operation is got up laborsaving.
In addition, the anti-skid part is arranged on the surface of the protruding part, which is connected with the last groove, so that the friction force between the protruding part and the fingers of the hand can be increased, the reworking knife is prevented from skidding in the use process, and the force application by the hand is facilitated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a side view of one embodiment of the present utility model;
FIG. 3 is a side view of another embodiment of the present utility model;
fig. 4 is a schematic view of a view angle structure of the present utility model.
In the figure, 1, a reworking knife for a circuit board; 11. a housing; 111. a groove; 112. a convex strip; 12. a blade; 13. a boss; 131. an anti-slip part; 132. a hanging hole; 14. an eraser; 15. a blade slide rail; 151. a rectangular opening; 152. a blade positioning block; 16. a locking member; 17. and a cleaning part.
Description of the embodiments
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, the present utility model provides a rework blade 1 for a circuit board, comprising: the shell 11, set up the blade 12 in the shell 11 inside, one side of shell 11 is equipped with four recesses 111, and the degree of depth of four recesses 111 is equal, and the tail end of last recess 111 is equipped with pointed bellying 13, and the length a of bellying 13 is 4~2:1 with the proportion of high b, and the one side that bellying 13 and last recess 111 are connected is equipped with anti-skidding portion 131, and the inboard of bellying 13 is the indent arcuation.
In this embodiment, the ratio of the length a and the height b of the protruding portion 13 may be 7:4, the length a of the protruding portion 13 may be 3.5cm, and the length b of the protruding portion 13 may be 2cm. Of course, in actual design, the length a and the height b of the boss 13 may be designed according to actual needs. In addition, when the worker reworks the circuit board (the prepreg and the outer copper foil of the circuit board after lamination are peeled off, the core board of the inner layer pattern is remained, the prepreg and the outer copper foil are added for lamination, and then the circuit board is molded and shipped to the customer after QC), the positions of the four grooves 111 can be adjusted according to the circuit boards with different sizes. When the circuit board is small in size, the cutting range of the rework blade is small, and the other four fingers except the thumb can be held at the four grooves 111; when the circuit board size is great, the scope of cutting of heavy industry sword is big, and the forefinger is put in third recess 111 department, and other three fingers except the thumb are placed in last recess 111 department, and the inboard is the bellying 13 of indent arcuation and can give people's hand effort, and the people's hand of being convenient for exerts effort to heavy industry sword, and the operation is got up laborsaving.
In this embodiment, the depths of the four grooves 111 are all equal, so that a worker can hold the rework blade 1 for circuit board more stably when the worker is working on the circuit board, and prevent the rework blade 1 for circuit board from slipping off the worker when the worker cuts the circuit board. In addition, the depth of the groove 111 is 0.5 to 1cm, and the depth of the groove 111 may be 0.5cm. In actual design, the depth of the groove 111 may be designed according to actual needs.
In another alternative embodiment, the depths of the four grooves 111 are all equal, so that a worker can hold the reworking tool 1 for the circuit board more stably when the worker is working on the circuit board, and the reworking tool 1 for the circuit board is prevented from slipping off the worker when the worker cuts the circuit board. In addition, the depth of the groove 111 is 0.5 to 1cm, and the depth of the groove 111 may be designed to be 1cm. In actual design, the depth of the groove 111 may be designed according to actual needs.
In the present embodiment, a plurality of ribs 112 are arranged at intervals on a side of the housing 11 away from the groove 111. When the reworking tool 1 for the circuit board is used, the thumb is placed on the raised line 112, so that the friction between the hand and the reworking tool 1 for the circuit board is further increased, the reworking tool 1 for the circuit board can be more firmly held in the hand of a user, and the cutting operation is facilitated.
As shown in fig. 2, in this embodiment, the surface of the protrusion 13 connected with the last groove 111 is provided with an anti-slip part 131, and the anti-slip part 131 may be designed as a dot protrusion, so that the friction between the protrusion 13 and the finger of the hand can be increased, preventing the reworking tool of the present utility model from slipping during use, and facilitating the application of force by the hand. Of course, the anti-slip portion 131 may have other structures, and in actual design, the structure of the protruding portion 13 may be designed according to actual needs.
In another alternative embodiment, as shown in fig. 3, the surface of the protrusion 13 connected with the last groove 111 is provided with an anti-slip part 131, and the anti-slip part 131 can be designed as a strip protrusion, so that the friction between the protrusion 13 and the finger of the hand can be increased, the circuit board is prevented from slipping during the use process of the reworking tool 1, and the force application of the hand is facilitated. Of course, the anti-slip portion 131 may have other structures, and in actual design, the structure of the protruding portion 13 may be designed according to actual needs.
In the present embodiment, the boss 13 is provided with a hanging hole 132 for hanging, and when the reworking blade 1 for a circuit board is not used, the reworking blade 1 for a circuit board can be hung on a nail through the hanging hole 132. Of course, the rope can be hung on the hanging hole 132, and then the reworking tool 1 for the circuit board can be hung through the rope, and when designing, the hanging mode of the reworking tool 1 for the circuit board can be designed according to actual color requirements, thereby being convenient for carrying and storing the reworking tool 1 for the circuit board.
As shown in fig. 4, in this embodiment, a mounting groove is formed at the bottom of the housing 11, the rubber 14 is disposed on the mounting groove, and the rubber 14 protrudes out of the mounting groove, so that when the circuit board is reworked, the circuit board can be wiped clean by the rubber 14 and the next press molding of the circuit board is facilitated.
In this embodiment, the housing 11 is embedded with a blade sliding rail 15 along the length direction thereof, the blade 12 is disposed on the blade sliding rail 15 through a locking member 16, and the top of the blade sliding rail 15 is provided with a rectangular opening 151 along the length direction thereof, so as to facilitate observation of the sliding out and retracting degree of the blade 12. In addition, a row of positioning blocks for the blades 12 are arranged at intervals on one side of the rectangular opening 151, and the length of the blades 12 extending out of the blade sliding rail 15 is adjusted by adjusting the position of the locking part 16 on the row of positioning blocks for the blades 12, so that the extending cutting length of the blades 12 is adjusted.
In the present embodiment, the end of the blade slide rail 15 is provided with a detachable cleaning portion 17, and the cleaning portion 17 abuts against the blade 12. After the length of the blade 12 extending out of the blade slide rail 15 is adjusted, the cleaning part 17 is arranged at the end part of the blade slide rail 15, when the blade 12 is retracted into the blade slide rail 15 through the locking part 16 after the circuit board reworking blade 1 is cut, the cleaning part 17 can clean prepreg scraps or other substances on the blade 12, so that the circuit board reworking blade 1 is convenient to use next time, and the circuit board reworking blade 1 can be maintained.
It should be noted that, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship conventionally put when the product is used, or the orientation or positional relationship conventionally understood by those skilled in the art, or the orientation or positional relationship conventionally put when the product is used, which is merely for convenience in describing the present utility model and simplifying the description, and is not indicative or implying that the apparatus or element to be referred must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the implementation of the utility model is not limited by the above manner, and it is within the scope of the utility model to apply the inventive concept and technical solution to other situations as long as various improvements made by the inventive concept and technical solution are adopted, or without any improvement.
Claims (10)
1. A reworking blade for a circuit board, comprising: the shell body, set up the inside blade of shell body, one side of shell body is equipped with four recesses, four the degree of depth of recess is equal, and last the tail end of recess is equipped with pointed bellying, the length of bellying and the proportion of height are 7:4~2:1, bellying with last one side that the recess is connected is equipped with anti-skidding portion, just the inboard of bellying is the arcuation of indent.
2. The reworking cutter for circuit board according to claim 1, wherein a mounting groove is provided at the bottom of the housing, and the eraser is provided on the mounting groove.
3. The reworking blade for circuit board according to claim 1, wherein a hanging hole for hanging is provided on the boss.
4. The reworking blade for a circuit board according to claim 1, wherein the slip preventing portion is a dot-like protrusion.
5. The reworking blade for a circuit board according to claim 1, wherein the slip preventing portion is a strip-like protrusion.
6. The reworking blade for a circuit board according to claim 1, wherein a side of the housing remote from the recess is provided with a plurality of spaced apart ribs.
7. The reworking tool for a circuit board according to claim 1, wherein the depth of the groove is 0.5cm to 1cm.
8. The reworking blade for a circuit board according to claim 1, wherein a blade slide rail is embedded in the housing along a length direction thereof, and the blade is provided on the blade slide rail by a locking member.
9. The reworking blade for a circuit board according to claim 8, wherein a rectangular opening is formed in a top portion of the blade slide rail along a length direction thereof, and a row of blade positioning blocks are arranged at intervals on one side of the rectangular opening.
10. The reworking blade for a circuit board according to claim 8, wherein a detachable cleaning portion is provided at an end portion of the blade slide rail, the cleaning portion being abutted against the blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320968030.6U CN219649952U (en) | 2023-04-19 | 2023-04-19 | Reworking tool for circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320968030.6U CN219649952U (en) | 2023-04-19 | 2023-04-19 | Reworking tool for circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219649952U true CN219649952U (en) | 2023-09-08 |
Family
ID=87860809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320968030.6U Active CN219649952U (en) | 2023-04-19 | 2023-04-19 | Reworking tool for circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219649952U (en) |
-
2023
- 2023-04-19 CN CN202320968030.6U patent/CN219649952U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219649952U (en) | Reworking tool for circuit board | |
| CN201579816U (en) | Automatic waste discharging device for stamped products made of thin insulating material | |
| CN106945412B (en) | High-efficient full double knives structure and printer of half cutting | |
| CA2510160A1 (en) | Aircraft component manufacturing tool and method | |
| CN2316101Y (en) | Convenient kitchen knife | |
| CN201394865Y (en) | Improved mould cutting knife | |
| CN218312199U (en) | Pneumatic clamping device for machining wing-shaped parts | |
| CN210336044U (en) | Easy clear manual razor tool bit | |
| CN208497177U (en) | A kind of laser cutter mould based on multidirectional function | |
| CN218020880U (en) | Cutter resetting mechanism of label printer | |
| CN212072237U (en) | Universal aircraft antislip strip installation cutting frock | |
| CN218681379U (en) | Novel fishing pliers | |
| CN214293499U (en) | Double faced adhesive tape cutting die for improving graphite film bubbles | |
| CN215848462U (en) | Simple sample cutting device for electrolytic copper foil | |
| CN210528850U (en) | Aviation is with easily tearing luggage strip | |
| CN218365132U (en) | Pneumatic dust sticking mechanism of copper foil splitting machine | |
| CN220811318U (en) | Adhesive tape winding machine | |
| CN205058897U (en) | Noodless mark character die utensil | |
| CN217671949U (en) | Drawing board | |
| CN220219705U (en) | 3D printer frame structure equipped with stripping device | |
| CN210879878U (en) | Easy-to-operate carbon ribbon cutting jig | |
| CN211996480U (en) | Medicine box stripping device | |
| CN210336888U (en) | Pad pasting scraper blade | |
| CN218802562U (en) | Rapid manufacturing and cutting tool for transformer sealing gasket | |
| CN217790004U (en) | Carrier tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |