CN107414152A - A kind of processing method of the strip gong groove of PCB - Google Patents
A kind of processing method of the strip gong groove of PCB Download PDFInfo
- Publication number
- CN107414152A CN107414152A CN201710791142.8A CN201710791142A CN107414152A CN 107414152 A CN107414152 A CN 107414152A CN 201710791142 A CN201710791142 A CN 201710791142A CN 107414152 A CN107414152 A CN 107414152A
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- Prior art keywords
- gong
- knife
- groove
- groove position
- footpath
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/28—Grooving workpieces
- B23C3/30—Milling straight grooves, e.g. keyways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/02—Milling-cutters characterised by the shape of the cutter
- B23C5/10—Shank-type cutters, i.e. with an integral shaft
- B23C5/1081—Shank-type cutters, i.e. with an integral shaft with permanently fixed cutting inserts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
Abstract
The invention discloses a kind of processing method of the strip gong groove of PCB, it is included in and multiple gong groove positions being spaced apart is defined on PCB, an explosionproof hole is bored respectively at the both ends of each gong groove position, pre- gong is carried out to the gong groove position, gong groove blank is formed, smart gong is carried out to the gong groove blank, removes batch cutting edge of a knife or a sword burr in the gong groove blank, whole gong is carried out to the gong groove blank, forms PCB strip gong groove.The present invention is advanced using central line and is classified processing mode, during gradually reduce the resistance that faces during gong knife is advanced, avoid gong knife from occurring off-centring during traveling, can effectively solve the problem that side-by-side type gong groove size, type shape it is irregular, while center and precision are of a relatively high.Same base member can be machined disposably, be adapted to batch production.
Description
Technical field
The present invention relates to PCB processing technique fields, more particularly to a kind of processing method of the strip gong groove of PCB.
Background technology
In printed circuit board process, because part plate is designed as strip type groove position side by side, normal process process
During the second bar groove position of middle production because the first bar groove position is while be hanging position, and center can be to losing while straight line feed for gong knife
The hanging position skew of support, causes gong groove size, type shape and position do not comply with requirement, directly result in follow-up product rejection.
Although part factory carries out gong Article 2 again after the first bar groove position is fixed using feeler gauge, and so on, production cost, particularly
Larger, unsuitable batch popularization is wasted in artificial and device efficiency.
The content of the invention
It is an object of the invention to provide a kind of processing method of the strip gong groove of PCB, to solve above technical problem.
To use following technical scheme up to this purpose, the present invention：
A kind of processing method of the strip gong groove of PCB, including：
S1, multiple gong groove positions being spaced apart are defined on PCB, and provided some gong knife；The gong knife includes pre- gong
Gong knife, smart gong gong knife and shaping gong knife；
S2, at the both ends of each gong groove position an explosionproof hole is bored respectively；
S3, pre- gong is carried out to the gong groove position, form gong groove blank；Specially：Using pre- gong gong knife from the gong groove position
The explosionproof hole of one end, cut along the length of the gong groove position to the explosionproof hole direction of center line to the gong groove position other end
Processing, form gong groove blank；
S4, smart gong is carried out to the gong groove blank, remove batch cutting edge of a knife or a sword burr in the gong groove blank；Specially：Use essence
Gong gong knife is from the explosionproof hole of described gong groove position one end, along the length of the gong groove position to center line to the gong groove position other end
Explosionproof hole direction carries out machining；
S5, whole gong is carried out to the gong groove blank, form PCB strip gong groove；Specially：Using shaping gong knife from institute
The explosionproof hole of gong groove position one end is stated, along the length of the gong groove position to center line to the explosionproof hole direction of the gong groove position other end
Machining is carried out, ultimately forms PCB gong groove；
Wherein, multiple gong groove positions are elongated, and are parallel to each other；
Wherein, the maximum gong knife in knife footpath is shaping gong knife, and the knife footpath of the shaping gong knife is equal to the width of the gong groove position；
The minimum gong knife in knife footpath is pre- gong gong knife；The knife footpath of the smart gong gong knife be more than the pre- gong gong knife knife footpath, less than it is described into
The knife footpath of shape gong knife.
Optionally, the gong knife includes a pre- gong gong knife, several smart gong gong knives and a shaping gong knife；
Step S4, is specifically included：
S41, according to predetermined order is applied, smart gong gong knife carries out machining corresponding to selection successively；Wherein, Ge Gejing
Gong gong knife is arranged using order according to the incremental order in knife footpath, and the minimum smart gong gong knife in knife footpath is applied at first, knife footpath maximum
Smart gong gong knife is finally applied；
S42, using the smart gong gong knife of selection from the explosionproof hole of described gong groove position one end, along the length of the gong groove position in
Heart line carries out machining to the explosionproof hole direction of the gong groove position other end；
S43, judge the smart gong gong knife of selection whether for the maximum smart gong gong knife in knife footpath；If so, into step S5；Otherwise,
Return to step S41.
Optionally, the length of the gong groove position is 25 millimeters, and width is 1.3 millimeters；The gong knife includes a pre- gong gong
Knife, a smart gong gong knife and a shaping gong knife；
The knife footpath of the smart gong gong knife is smaller 0.1 millimeter than the knife footpath of the shaping gong knife；The knife footpath ratio of the pre- gong gong knife
The knife footpath of the shaping gong knife is small 0.3 millimeter.
Optionally, the spacing between the two gong groove positions is 1.5 millimeters.
Optionally, the aperture of the explosionproof hole is equal to the width of the gong groove position.
Optionally, the explosionproof hole is circular hole；
It is equal to the length of the gong groove position located at the distance between the center of circle of two explosionproof holes at the gong groove position both ends.
Optionally, the gong knife is connected with an electric rotating machine；
The gong knife specifically includes handle of a knife and blade；The end of the blade is provided with the knife for machining of a taper
Head；Circular on the handle of a knife to be provided with a clamping part, the clamping part is fixedly connected with the rotary shaft of the electric rotating machine.
Beneficial effects of the present invention：The present invention using central line advance classification processing mode, during gradually reduce gong
The resistance that knife faces in advancing, avoids gong knife from occurring off-centring during traveling, can effectively solve the problem that side-by-side type gong groove chi
It is very little, type shape it is irregular, while center and precision are of a relatively high.Same base member can be machined disposably, be adapted to
Batch production.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is a kind of processing method flow chart of PCB provided in an embodiment of the present invention strip gong groove.
Fig. 2 is the processing method flow chart of another PCB provided in an embodiment of the present invention strip gong groove.
Fig. 3 is the structural representation of PCB provided in an embodiment of the present invention strip gong groove.
Fig. 4 is the structural representation of gong knife provided in an embodiment of the present invention.
In figure：10、PCB；11st, gong groove position；111st, length is to center line；20th, explosionproof hole；30th, gong knife；31st, handle of a knife；311、
Clamping part；32nd, blade；321st, cutter head.
Embodiment
To enable goal of the invention, feature, the advantage of the present invention more obvious and understandable, below in conjunction with the present invention
Accompanying drawing in embodiment, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that disclosed below
Embodiment be only part of the embodiment of the present invention, and not all embodiment.Based on the embodiment in the present invention, this area
All other embodiment that those of ordinary skill is obtained under the premise of creative work is not made, belongs to protection of the present invention
Scope.
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
Embodiment one
Fig. 1, Fig. 3 and Fig. 4 are refer to, the present embodiment provides a kind of PCB (Printed Circuit Board, printed circuit
Plate) strip gong groove processing method, including：
S1, multiple gong groove positions 11 being spaced apart are defined on PCB10, and provided some gong knife 30.
Gong groove position 11 that is multiple being spaced apart and being parallel to each other is pre-designed on PCB10；Wherein, multiple gong groove positions 11
It is elongated, and be parallel to each other.
Gong knife 30 includes pre- gong gong knife, smart gong gong knife and shaping gong knife.
S2, at the both ends of each gong groove position 11 explosionproof hole 20 is bored respectively.
S3, pre- gong is carried out to gong groove position 11, form gong groove blank.
Specifically, using pre- gong gong knife from the explosionproof hole 20 of one end of gong groove position 11, along the length of gong groove position 11 to center
Line 111 carries out machining to the direction of explosionproof hole 20 of the other end of the gong groove position 11, forms gong groove blank.
S4, smart gong is carried out to the gong groove blank, remove batch cutting edge of a knife or a sword burr in the gong groove blank.
Specifically, using smart gong gong knife from the explosionproof hole 20 of one end of a gong groove position 11, along the length of gong groove position 11 in
Heart line 111 carries out machining to the direction of explosionproof hole 20 of the other end of the gong groove position 11.Into step S5.
S5, whole gong is carried out to the gong groove blank, form PCB strip gong groove.
Specifically, using shaping explosionproof hole 20 of the gong knife from the one end of a gong groove position 11, along the length of gong groove position 11 to center
Line 111 carries out machining to the direction of explosionproof hole 20 of the other end of the gong groove position 11, ultimately forms PCB10 gong groove.
Wherein, the maximum gong knife 30 in knife footpath is shaping gong knife, and the knife footpath of shaping gong knife is equal to the width of gong groove position 11；Knife footpath
Minimum gong knife 30 is pre- gong gong knife；The knife footpath of smart gong gong knife is more than the knife footpath of pre- gong gong knife, less than the knife footpath of shaping gong knife.For
Readily appreciate, be laterally length direction in Fig. 3, longitudinal direction is width.
In the present embodiment, knife footpath refers to the diameter D of the blade 32 of gong knife 30.Gong knife 30 is connected with an electric rotating machine (figure
Not shown in)；Gong knife 30 specifically includes handle of a knife 31 and blade 32；The end (Fig. 3 right-hand members) of blade 31 is provided with being used for for a taper
The cutter head 321 of machining；It is circular on handle of a knife 31 to be provided with a clamping part 311, the bar shape in a ring of clamping part 311, clamping part
311 are fixedly connected with the rotary shaft of electric rotating machine.
Specifically, the length of gong groove position 11 is 25 millimeters, width is 1.3 millimeters；Gong knife 30 includes pre- gong gong knife, one
Individual smart gong gong knife and a shaping gong knife；
The knife footpath of smart gong gong knife is smaller 0.1 millimeter than the knife footpath of the shaping gong knife；The knife footpath of pre- gong gong knife is than the shaping
The knife footpath of gong knife is small 0.3 millimeter.
More specifically, the spacing between two gong groove positions 11 is 1.5 millimeters.
More specifically, the aperture of explosionproof hole 20 is equal to the width of gong groove position 11.
More specifically, the explosionproof hole is circular hole, between the center of circle of two explosionproof holes 20 at the both ends of a gong groove position 11
Distance is equal to the length of gong groove position 11, and the length of the line between the center of circle of two explosionproof hole 20 and the gong groove position 11 is to center
Line 111 overlaps.
The present invention is advanced classification processing mode using central line, during gradually reduce the resistance that faces during gong knife is advanced
Power, avoid gong knife from occurring off-centring during traveling, can effectively solve the problem that side-by-side type gong groove size, type shape it is irregular,
Center and precision are of a relatively high simultaneously.The gong groove of same base member can be completed with multitool parallel fabrication, be adapted to batch production.
Embodiment two：
It refer to Fig. 2, Fig. 3 and Fig. 4, the processing method that the present embodiment provides another PCB strip gong groove, including：
S1, multiple gong groove positions 11 being spaced apart are defined on PCB10, and provided some gong knife 30.
Gong groove position 11 that is multiple being spaced apart and being parallel to each other is pre-designed on PCB10；Wherein, multiple gong groove positions 11
It is elongated, and be parallel to each other.
Gong knife 30 includes pre- gong gong knife, smart gong gong knife and shaping gong knife.
S2, at the both ends of each gong groove position 11 explosionproof hole 20 is bored respectively.
S3, pre- gong is carried out to gong groove position 11, form gong groove blank.
Specifically, using pre- gong gong knife from the explosionproof hole 20 of one end of gong groove position 11, along the length of gong groove position 11 to center
Line 111 carries out machining to the direction of explosionproof hole 20 of the other end of the gong groove position 11, forms gong groove blank.
S4, smart gong is carried out to the gong groove blank, remove batch cutting edge of a knife or a sword burr in the gong groove blank.
Specifically, using smart gong gong knife from the explosionproof hole 20 of one end of a gong groove position 11, along the length of gong groove position 11 in
Heart line 111 carries out machining to the direction of explosionproof hole 20 of the other end of the gong groove position 11.
In the present embodiment, the gong knife includes a pre- gong gong knife, several smart gong gong knives and a shaping gong knife.
Step S4, is specifically included：
S41, according to predetermined order is applied, smart gong gong knife carries out machining corresponding to selection successively；Wherein, Ge Gejing
Gong gong knife is arranged using order according to the incremental order in knife footpath, and the minimum smart gong gong knife in knife footpath is applied at first, knife footpath maximum
Smart gong gong knife is finally applied.
S42, using the smart gong gong knife of selection from the explosionproof hole 20 of the one end of gong groove position 11, along the length of the gong groove position in
Heart line 111 carries out machining to the direction of explosionproof hole 20 of the other end of gong groove position 11.
S43, judge the smart gong gong knife of selection whether for the maximum smart gong gong knife in knife footpath；If so, into step S5；Otherwise,
Return to step S41.
S5, whole gong is carried out to the gong groove blank, form PCB strip gong groove.
Specifically, using shaping explosionproof hole 20 of the gong knife from one end of gong groove position 11, along the length of gong groove position 11 to center
Line 111 carries out machining to the direction of explosionproof hole 20 of the other end of gong groove position 11, ultimately forms PCB10 gong groove.
Wherein, the maximum gong knife 30 in knife footpath is shaping gong knife, and the knife footpath of shaping gong knife is equal to the width of gong groove position 11；Knife footpath
Minimum gong knife 30 is pre- gong gong knife；The knife footpath of smart gong gong knife is more than the knife footpath of pre- gong gong knife, less than the knife footpath of shaping gong knife.For
Readily appreciate, be laterally length direction in Fig. 3, longitudinal direction is width.
In the present embodiment, knife footpath refers to the diameter D of the blade 32 of gong knife 30.Gong knife 30 is connected with an electric rotating machine (figure
Not shown in)；Gong knife 30 specifically includes handle of a knife 31 and blade 32；The end (Fig. 3 right-hand members) of blade 31 is provided with being used for for a taper
The cutter head 321 of machining；It is circular on handle of a knife 31 to be provided with a clamping part 311, the bar shape in a ring of clamping part 311, clamping part
311 are fixedly connected with the rotary shaft of electric rotating machine.
In the present embodiment, the processing times of gong groove depend on the dimensional accuracy of gong groove, and size requires that more high reps is more, the
Once main pre- gong forms gong groove, and secondly to repair trough rim burr burr, last time improves groove position dimensional accuracy and shaping gong
Groove.The present invention is advanced classification processing mode using central line, during gradually reduce the resistance that faces during gong knife is advanced, avoid
There is off-centring during traveling in gong knife, can effectively solve the problem that side-by-side type gong groove size, irregular, while the center of type shape
Position and precision are of a relatively high.Same base member can be machined disposably, be adapted to batch production.
In description of the invention, it is to be understood that the orientation or position of the instruction such as term " on ", " under ", "left", "right"
Relation is based on orientation shown in the drawings or position relationship, is for only for ease of the description present invention and simplifies description, without referring to
Show or imply that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, therefore can not manage
Solve as limitation of the present invention.It should be noted that the present embodiment is mainly using Fig. 3, Fig. 4 as base to the explanation in orientation or description
It is accurate.
Described above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to before
Embodiment is stated the present invention is described in detail, it will be understood by those within the art that：It still can be to preceding
State the technical scheme described in each embodiment to modify, or equivalent substitution is carried out to which part technical characteristic；And these
Modification is replaced, and the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (7)
- A kind of 1. processing method of the strip gong groove of PCB, it is characterised in that including：S1, multiple gong groove positions being spaced apart are defined on PCB, and provided some gong knife；The gong knife include pre- gong gong knife, Smart gong gong knife and shaping gong knife；S2, at the both ends of each gong groove position an explosionproof hole is bored respectively；S3, pre- gong is carried out to the gong groove position, form gong groove blank；Specially：Using pre- gong gong knife from described gong groove position one end Explosionproof hole, along the length of the gong groove position to the explosionproof hole direction of center line to the gong groove position other end carry out cutting plus Work, form gong groove blank；S4, smart gong is carried out to the gong groove blank, remove batch cutting edge of a knife or a sword burr in the gong groove blank；Specially：Use smart gong gong Knife is from the explosionproof hole of described gong groove position one end, along the length of the gong groove position to center line to the explosion-proof of the gong groove position other end Hole direction carries out machining；S5, whole gong is carried out to the gong groove blank, form PCB strip gong groove；Specially：Using shaping gong knife from the gong The explosionproof hole of groove position one end, the explosionproof hole direction along the length of the gong groove position to center line to the gong groove position other end are carried out Machining, ultimately form PCB gong groove；Wherein, multiple gong groove positions are elongated, and are parallel to each other；Wherein, the maximum gong knife in knife footpath is shaping gong knife, and the knife footpath of the shaping gong knife is equal to the width of the gong groove position；Knife footpath Minimum gong knife is pre- gong gong knife；The knife footpath of the smart gong gong knife is more than the knife footpath of the pre- gong gong knife, less than the shaping gong The knife footpath of knife.
- 2. processing method according to claim 1, it is characterised in that the gong knife includes a pre- gong gong knife, several essences Gong gong knife and a shaping gong knife；Step S4, is specifically included：S41, according to predetermined order is applied, smart gong gong knife carries out machining corresponding to selection successively；Wherein, each smart gong gong Knife is arranged using order according to the incremental order in knife footpath, and the minimum smart gong gong knife in knife footpath is applied at first, the maximum smart gong in knife footpath Gong knife is finally applied；S42, using the smart gong gong knife of selection from the explosionproof hole of described gong groove position one end, along the length of the gong groove position to center line Machining is carried out to the explosionproof hole direction of the gong groove position other end；S43, judge the smart gong gong knife of selection whether for the maximum smart gong gong knife in knife footpath；If so, into step S5；Otherwise, return Step S41.
- 3. processing method according to claim 1, it is characterised in that the length of the gong groove position is 25 millimeters, and width is 1.3 millimeter；The gong knife includes a pre- gong gong knife, a smart gong gong knife and a shaping gong knife；The knife footpath of the smart gong gong knife is smaller 0.1 millimeter than the knife footpath of the shaping gong knife；Described in the knife footpath ratio of the pre- gong gong knife The knife footpath for shaping gong knife is small 0.3 millimeter.
- 4. processing method according to claim 1, it is characterised in that the spacing between the two gong groove positions is 1.5 millimeters.
- 5. processing method according to claim 1, it is characterised in that the aperture of the explosionproof hole is equal to the gong groove position Width.
- 6. processing method according to claim 5, it is characterised in that the explosionproof hole is circular hole；It is equal to the length of the gong groove position located at the distance between the center of circle of two explosionproof holes at the gong groove position both ends.
- 7. processing method according to claim 1, it is characterised in that the gong knife is connected with an electric rotating machine；The gong knife specifically includes handle of a knife and blade；The end of the blade is provided with the cutter head for machining of a taper； Circular on the handle of a knife to be provided with a clamping part, the clamping part is fixedly connected with the rotary shaft of the electric rotating machine.
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| CN201710791142.8A CN107414152A (en) | 2017-09-05 | 2017-09-05 | A kind of processing method of the strip gong groove of PCB |
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| CN201710791142.8A CN107414152A (en) | 2017-09-05 | 2017-09-05 | A kind of processing method of the strip gong groove of PCB |
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Cited By (6)
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| CN108637333A (en) * | 2018-05-22 | 2018-10-12 | 东莞市中泰精创精密科技有限公司 | A kind of CNC feed methods of ultra-thin hole structure |
| CN110579845A (en) * | 2019-09-20 | 2019-12-17 | 胜宏科技（惠州）股份有限公司 | forming method of optical module board |
| CN111148351A (en) * | 2019-12-18 | 2020-05-12 | 惠州市金百泽电路科技有限公司 | Processing method of 5G small-sized base station power amplifier module PCB with step groove |
| CN112351589A (en) * | 2020-11-03 | 2021-02-09 | 广东成德电子科技股份有限公司 | Method for processing Mini LED circuit board |
| CN112533382A (en) * | 2020-12-09 | 2021-03-19 | 惠州市特创电子科技股份有限公司 | Processing method for routing belt of circuit board and circuit board without positioning hole |
| CN113438812A (en) * | 2021-06-15 | 2021-09-24 | 江西景旺精密电路有限公司 | Processing method for forming multiple parallel overlong grooves of PCB |
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Application publication date: 20171201 |