CN106624180A - Routing method and numerical control routing machine - Google Patents
Routing method and numerical control routing machine Download PDFInfo
- Publication number
- CN106624180A CN106624180A CN201710018882.8A CN201710018882A CN106624180A CN 106624180 A CN106624180 A CN 106624180A CN 201710018882 A CN201710018882 A CN 201710018882A CN 106624180 A CN106624180 A CN 106624180A
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- CN
- China
- Prior art keywords
- presser feet
- closure
- circuit board
- cylinder
- gong
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/0046—Devices for removing chips by sucking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention is applicable to the technical field of circuit board processing equipment and provides a routing method and a numerical control routing machine for implementing the same. The routing method mainly includes the steps of fixing a large board material on a workbench of the numerical control routing machine, and conducting primary routing, wherein the primary routing specifically includes driving a spindle to move to enable a router bit to route along the outer edge of a circuit board and reserving multiple broken positions connected with a connection frame during routing; extending a second air cylinder shaft to enable a presser foot cup to lose upward supporting force and to make a presser foot pad on the lower side of the presser foot cup pressed on the workbench, and performing secondary routing to cut off the broken positions so as to achieve separation of the circuit board from the connection frame. The routing method has the advantages that since fixing the circuit board by positioning pins during circuit board routing is avoided, processing processes are simplified and processing precision is ensured.
Description
Technical field
The invention belongs to circuit board technical field of processing equipment, more particularly to the number of a kind of gong plate method and enforcement the method
Control gong machine.
Background technology
Board production business is processed according to technological requirement or customer demand to the profile of finished product, half-finished product plate.Traditional
The organic gong of forming method, beer plate, handss gong, handss are cut.Numerical control gong machine because of safe operation, efficiently, existing quilt the features such as formed precision is high
Extensively application.
The final products of generally customer demand are all the circuit boards of small area, in order to improve efficiency, it is cost-effective be all
On one big area plate by the circuit board making of each small area after the completion of, then by numerical control gong machine by the circuit board of small area
Shear off from gong on big plate.In order to avoid little circuit board produces displacement during cutting, and machining accuracy is affected, just needed
Many alignment pins are set on numerical control gong machine board, and multiple confession alignment pin insertions are set on each little circuit board
Pin-and-hole, thus troublesome, also very waste of time.When the product of different item numbers is changed, in addition it is also necessary to remove an item number and beat
Under pin, pins position is beaten again to meet the positioning of new item number.And with the increase of the production cost such as material, artificial, terminal visitor
The change of family process requirements, has the little circuit board the inside in part basic just without the reserved pin-and-hole in position, therefore just occurs that positioning is tired
It is difficult, it is difficult to ensure the technical problem of circuit board cutting precision.
The content of the invention
It is an object of the invention to provide a kind of gong plate method and numerical control gong machine, it is intended to solve to be positioned used in prior art
Pin causes that circuit board processor is loaded down with trivial details, location difficulty positioning little circuit board, it is difficult to ensure the technology of circuit board cutting precision
Problem.
The present invention is achieved in that a kind of gong plate method, for the multiple circuit board cuttings on big plate to be got off,
The big plate includes connection framework and multiple circuit boards being connected with the connection framework, and the gong plate method includes following
Step：
S1：Numerical control gong machine is provided, the numerical control gong machine include being fixed with the workbench of the big plate, control system, by
The control system control its movement backboard, be fixed on the backboard main shaft, by the main shaft drives and for will
The big plate cutting goes out the gong knife of multiple circuit boards and for compressing each circuit board so that each circuit board
Fixed foot device, the foot device is kept to include that the first cylinder and first cylinder that are fixed on the backboard connect
The closure that connects and moved up and down by first air cylinder driven, positioned at closure lower section and it is fastened on described close
Cover to form the presser feet cup of accommodation space with the closure, one end is fixed on the closure and the other end is connected the pressure
Foot cup is with the second cylinder of presser feet cup described in support and is fixed on the presser feet cup bottom and for compressing the circuit board
Presser feet pad, second cylinder includes being fixed on the second cylinder body of the closure and drives what is stretched by second cylinder body
Second cylinder axis, what the presser feet cup was provided with diameter greater than the second cylinder shaft diameter and passed through for second cylinder axis
Prop hole, second cylinder axis are provided with away from one end of second cylinder body and are held in the presser feet cup with by the presser feet saucer
The supporting plate for rising；
S2：Start the numerical control gong machine, shrink second cylinder axis until the closure and the presser feet cup are buckled
It is combined, controls the backboard and drive the main shaft and the foot device to move down so that the presser feet pad is held in each institute
Circuit board is stated, the motion of main shaft is controlled, first time cutting is carried out along each board edge using the gong knife, for the first time
Multiple connections each circuit board is reserved during cutting and the connection framework interrupts position；
S3：Control the second cylinder elongate axis and the supporting plate is separated with the presser feet cup so that the presser feet cup pressure
Tight each circuit board；
S4：Second cutting, controls the motion of main shaft, and using the gong knife each gong that interrupts breaks to realize
Each circuit board and the connection framework are separated.
Further, the closure is provided with the trachea and opening blown inwards for external device (ED) towards the presser feet
Cup and the air drain communicated with the trachea；
Step S3 is further comprising the steps of：To the tracheal gas insufflation increasing the presser feet pad to each circuit board
Pressure and between the closure and the presser feet cup formed one layer of air film.
Further, the closure is provided with the first through hole for the main shaft across and into the accommodation space,
The rebasing portion of the presser feet is provided with diameter greater than the gong knife diameter and passes through to carry out cutting to the big plate for the gong knife
The second through hole, be additionally provided with the presser feet cup and be connected with the accommodation space and the sweep-up pipe for external device (ED) dust suction connects
Head；
Comprise the following steps in step S2 and S4：Air-breathing is carried out to the dust suction pipe joint with by big plate described in cutting
The chip of generation detaches the accommodation space.
Present invention also offers a kind of numerical control gong machine, described big for the multiple circuit board cuttings on big plate to be got off
Plate includes connection framework and multiple circuit boards being connected with the connection framework, and the numerical control gong machine includes fixing
The workbench of big plate, control system are stated, the backboard of its movement is controlled by the control system, is fixed on the backboard and is used
In the main shaft of big plate described in cutting, the gong knife of big plate described in by the main shaft drives and for cutting and for compressing
So that the circuit board keeps fixed foot device, the foot device includes being fixed on the of the backboard to the circuit board
One cylinder and first cylinder connection and moved up and down by first air cylinder driven closure, positioned at described close
Capping lower section and be fastened on the closure with the closure formed the presser feet cup of accommodation space, one end be fixed on it is described
Closure and the other end connect the presser feet cup with the second cylinder of presser feet cup described in support and are fixed on the presser feet cup bottom
Portion and the presser feet pad for compressing the circuit board, second cylinder include be fixed on the closure the second cylinder body and
The second flexible cylinder axis, the presser feet cup are driven to be provided with diameter greater than the second cylinder shaft diameter by second cylinder body
And for the prop hole that second cylinder axis are passed through, second cylinder axis are provided with away from one end of second cylinder body and are held in institute
The supporting plate that presser feet cup is stated so that the presser feet saucer to be risen.
Further, the closure is provided with the trachea and opening blown inwards for external device (ED) towards the presser feet
Cup and the air drain communicated with the trachea.
Further, the closure also includes being embedded in the air drain and bottom is provided with multiple with what the air drain was communicated
The sealing strip of pore.
Further, the closure is provided with the first through hole for the main shaft across and into the accommodation space,
The rebasing portion of the presser feet is provided with diameter greater than the gong knife diameter and passes through to carry out cutting to the big plate for the gong knife
The second through hole, the dust suction pipe joint being connected with the accommodation space is additionally provided with the presser feet cup, the sweep-up pipe connects
Head suctions out the accommodation space for the chip for connecting external air suction device so that cutting to be produced.
Further, the rebasing portion of the presser feet is provided around in second through hole so that the chip is peeled off into the big plate
The soft hairbrush of material.
Further, the prop hole is provided with first conical surface away from one end of the closure, and the supporting plate is towards the support
The side in hole is provided with second conical surface for fitting in first conical surface.
Further, first cylinder includes the first cylinder body fixed with the backboard and is driven by first cylinder body
The first flexible cylinder axis are moved, the foot device also includes that the closure and the other end are fixed in floating junction and one end
The connecting rod for extending to first cylinder axis and being connected with first cylinder axis by the floating junction.
Having the technical effect that relative to prior art of the invention：The gong plate method that the present invention is provided is used on big plate
Little circuit board cutting is got off, and big plate includes the connection framework of multiple circuit boards and each circuit board of connection.Mainly include with
Lower step：First big plate is fixed on the workbench of numerical control gong machine, first time cutting is then carried out, specifically, drive shaft
Move and make gong knife to carry out cutting along the outer rim of circuit board, need during cutting it is reserved it is multiple be connected with connection framework beat
Disconnected position, because circuit board is fixed by interrupting position all the time during first time cutting with connection framework, therefore, circuit board exists
Displacement will not be produced during first time cutting, so as to ensure that machining accuracy；Then the second cylinder elongate axis are caused into presser feet
Cup loses the power to pop-up, and the presser feet pad below presser feet cup can be pressed in circuit board on workbench, then carry out second gong
Cut, a gong will be interrupted and broken, during gong breaks and interrupts position, because presser feet pad compresses circuit board, circuit board still will not
It is subjected to displacement, thus it is guaranteed that the machining accuracy of second cutting, after cutting twice, realizes circuit board and be connected frame
The separation of frame.The present invention is avoided using alignment pin fixing circuit board during the cutting of circuit board, so as to simplify processing
Program, it is ensured that machining accuracy.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to the embodiment of the present invention or prior art
The accompanying drawing to be used needed for description is briefly described, it should be apparent that, drawings described below is only the present invention's
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with according to this
A little accompanying drawings obtain other accompanying drawings.
Fig. 1 is the cutting schematic diagram of big plate provided in an embodiment of the present invention；
Fig. 2 is the axonometric chart of numerical control gong machine provided in an embodiment of the present invention；
Fig. 3 is the top view of big plate provided in an embodiment of the present invention；
Fig. 4 is the schematic diagram of numerical control gong machine provided in an embodiment of the present invention first time cutting；
Fig. 5 is the enlarged drawing of a-quadrant in Fig. 4；
Fig. 6 is the schematic diagram of second cutting of numerical control gong machine provided in an embodiment of the present invention；
Fig. 7 is the enlarged drawing in B regions in Fig. 6；
Fig. 8 is the exploded view of foot device provided in an embodiment of the present invention；
Fig. 9 is the exploded view of closure provided in an embodiment of the present invention.
Description of reference numerals：
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
In describing the invention, it is to be understood that term " length ", " width ", " on ", D score, "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward " is based on accompanying drawing institute
The orientation for showing or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply the dress of indication
Put or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the present invention limit
System.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In describing the invention, " multiple " are meant that two or more,
Unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or it is integral；Can be that machinery connects
Connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to concrete feelings
Condition understands above-mentioned term concrete meaning in the present invention.
In order that the objects, technical solutions and advantages of the present invention become more apparent, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.
Fig. 1 to Fig. 7 is referred to, gong plate method provided in an embodiment of the present invention is used for the multiple circuits on big plate 100
The cutting of plate 200 is got off, and is comprised the following steps：
S1：Numerical control gong machine 20 is provided, the big plate 100 is fixed on into the workbench 21 of the numerical control gong machine 20, it is described
Numerical control gong machine 20 includes being fixed with the workbench 21, control system of the big plate 100, controls its movement by the control system
Backboard 22, be fixed on the backboard 22 and drive simultaneously for the main shaft 23 of big plate 100 described in cutting, by the main shaft 23
And for the gong knife 24 of big plate 100 described in cutting and for compressing the circuit board 200 so that the circuit board 200 keeps
Fixed foot device 25, the foot device 25 includes being fixed on first cylinder 251 and first gas of the backboard 22
Cylinder 251 connects and driven by first cylinder 251 closure 252 for moving up and down, positioned at the lower section of the closure 252
And the presser feet cup 253, one end for being fastened on the closure 252 to form accommodation space 254 with the closure 252 is fixed on
The closure 252 and the other end connection presser feet cup 253 are with the second cylinder 255 of presser feet cup 253 described in support and admittedly
Due to the bottom of presser feet cup 253 and for compressing the presser feet pad 257 of the circuit board 200, second cylinder 255 includes solid
The second flexible cylinder axis are driven due to the second cylinder body 2551 of the closure 252 and by second cylinder body 2551
2552, the presser feet cup 253 is provided with diameter greater than the diameter of the second cylinder axis 2552 and for second cylinder axis 2552
The prop hole 2531 for passing through, second cylinder axis 2552 are provided with away from one end of second cylinder body 2551 and are held in the presser feet
253 supporting plates 256 so that the presser feet cup 253 to be held up of cup；It is emphasized that big plate 100 can in several ways with
Workbench 21 is fixed, and for example, in the periphery pin hole of big plate 100, is then fixed on workbench 21 by pin, or
Person arranges gas folder on workbench 21, and big plate 100 and workbench 21 are carried into fixation by gas folder.
S2：Start the numerical control gong machine 20 and control the backboard 22 and drive under the main shaft 23 and the foot device 25
Move so that the presser feet pad 257 is held in the circuit board 200, control the main shaft 23 and move, using the edge of gong knife 24
The edge of the circuit board 200 carries out first time cutting, and multiple connections circuit board 200 and the company are reserved during first time cutting
Connect framework 102 interrupts position 101；It is to be appreciated that in this step, due to the cutting of circuit board 200 during pass through all the time
Multiple positions 101 of interrupting are fixed with connection framework 102, therefore, on the premise of big plate 100 is fixed, circuit board 200 is for the first time
Displacement will not be produced during cutting, so as to ensure that the machining accuracy in first time cutting；It is emphasized that in the step
Presser feet pad 257 is held in circuit board 200 in rapid, but does not compress circuit board 200, and presser feet pad 257 still can be with opposing circuit
Plate 200 slides, it is thereby achieved that the cutting to big plate 100.
S3：Control second cylinder axis 2552 to extend and make the supporting plate 256 separate with the presser feet cup 253 so that institute
State presser feet cup 253 and be pressed in the circuit board 200；It should be understood that in this step, the second cylinder axis 2552 extend and cause pressure
Foot cup 253 loses the power to pop-up, and the presser feet pad 257 below presser feet cup 253 can be compressed circuit board 200 due to the effect of gravity
On workbench 21, so that circuit board 200 is fixed；
S4：Second cutting, controls the main shaft 23 and moves, and described interrupts the gong of position 101 by each using the gong knife 24
Break to realize that the circuit board 200 and the connection framework 102 are separated.Then second cutting is carried out, the gong of position 101 will be interrupted
Disconnected, during gong breaks and interrupts position 101, because presser feet pad 257 compresses circuit board 200, circuit board 200 still will not be sent out
Raw displacement, thus it is guaranteed that the machining accuracy of second cutting, after cutting twice, realizes circuit board 200 and be connected frame
The separation of frame 102.It should be noted that during second cutting, after presser feet cup 253 compresses circuit board 200, presser feet
253 opposing circuit boards 200 of cup are static, due to the diameter with diameter greater than the second cylinder axis 2552 of prop hole 2531 so that the second gas
Cylinder shaft 2552 can do the motion of horizontal direction in prop hole 2531 so that main shaft 23 and closure 252 can be in the horizontal direction
Move with respect to presser feet cup 253, therefore second cutting to big plate 100 can be realized.
The embodiment of the present invention is avoided using alignment pin fixing circuit board 200 during the cutting of circuit board 200, so as to
Simplify processor, it is ensured that machining accuracy.
Fig. 3 to Fig. 7 is referred to, further, the closure 252 is provided with the trachea blown inwards for external device (ED)
2521 and opening towards the presser feet cup 253 and the air drain 2522 that communicates with the trachea 2521；
Step S3 also includes blowing to increase 257 pairs of circuit boards 200 of the presser feet pad into the trachea 2521
Pressure and one layer of air film 300 is formed between the closure 252 and the presser feet cup 253 reducing the closure 252
With the frictional force between the presser feet cup 253.The embodiment of the present invention arranges trachea 2521 on closure 252, and using outside
Equipment is blown into trachea 2521 so that closure 252 separate with presser feet cup 253 and closure 252 and presser feet cup 253 it
Between formed thin layer air film 300, so can increase presser feet 253 pairs of circuit boards 200 of cup presser feet power on the premise of more
It is easy to during second cutting, the air film 300 of thin layer, sealing is formed between closure 252 and presser feet cup 253
When lid 252 is moved relative to presser feet cup 253 so that the frictional force between them significantly reduces, closure 252 and presser feet are reduced
The abrasion of cup 253, improves the service life of closure 252 and presser feet cup 253.
Fig. 2 and Fig. 9 is referred to, further, the closure 252 is provided with for the main shaft 23 across and into described
The first through hole 2525 of accommodation space 254, the bottom of presser feet pad 257 is provided with diameter greater than the diameter of gong knife 24 and for described
Gong knife 24 is additionally provided with and institute through to carry out the second through hole 2571 of cutting to the big plate 100 on the presser feet cup 253
State accommodation space 254 to be connected and for the dust suction pipe joint 2532 of external device (ED) dust suction；
Also include carrying out air-breathing to the dust suction pipe joint 2532 to produce big plate 100 described in cutting in step S2 and S4
Raw chip detaches the accommodation space 254.The embodiment of the present invention arranges dust suction pipe joint 2532 on presser feet cup 253, and
During first time cutting and second cutting, by the outside air-breathing of external equipment, can be by the broken of cutting process generation
Bits are suctioned out in time so that cutting process is more smooth, and can improve cutting precision.It should be understood that the embodiment of the present invention
It is in order to circuit board 200 is compressed into it in presser feet pad 257 by the diameter setting of the second through hole 2571 more than the diameter of gong knife 24
Afterwards, gong knife 24 can be moved relative to presser feet cup 253, so that gong knife 24 can be with the big plate 100 of cutting.
Fig. 1 to Fig. 8 is referred to, present invention also offers a kind of numerical control gong machine 20, for each on the big plate 100 of cutting
Circuit board 200, the numerical control gong machine 20 include be fixed with the workbench 21, control system of the big plate 100, by the control
System control backboard 22 of its movement, be fixed on the backboard 22 and for the main shaft 23 of big plate 100 described in cutting, by
The main shaft 23 drive and for the gong knife 24 of big plate 100 described in cutting and for compressing the circuit board 200 so that
The circuit board 200 keeps fixed foot device 25, the foot device 25 to include being fixed on the first gas of the backboard 22
The closure 252, position that cylinder 251 and first cylinder 251 connect and moved up and down by first cylinder 251 driving
In the lower section of the closure 252 and the closure 252 is fastened on to form accommodation space 254 with the closure 252
Presser feet cup 253, one end is fixed on the closure 252 and the other end connects the presser feet cup 253 with presser feet cup 253 described in support
The second cylinder 255 and be fixed on the bottom of presser feet cup 253 and the presser feet pad 257 for compressing the circuit board 200, institute
Stating the second cylinder 255 includes being fixed on the second cylinder body 2551 of the closure 252 and is driven by second cylinder body 2551
The second flexible cylinder axis 2552, the presser feet cup 253 is provided with diameter greater than the diameter of the second cylinder axis 2552 and supplies institute
The prop hole 2531 that the second cylinder axis 2552 are passed through is stated, second cylinder axis 2552 set away from one end of second cylinder body 2551
There is the supporting plate 256 for being held in the presser feet cup 253 so that the presser feet cup 253 to be held up.
Numerical control gong machine 20 provided in an embodiment of the present invention is used to that the cutting of little circuit board 200 on big plate 100 to be got off.It is main
Comprise the following steps：First big plate 100 is fixed on the workbench 21 of numerical control gong machine 20, first time cutting is then carried out,
Specifically, the second cylinder axis 2552 of control shrink so that closure 252 links closely with presser feet cup 253, control backboard 22 is moved down, and
So that presser feet pad 257 is held in circuit board 200, then drive shaft 23 is moved and makes gong knife 24 along the outer rim of circuit board 200
Carry out cutting, need during cutting it is reserved it is multiple be connected with connection framework 102 interrupt position 101, because circuit board 200 is the
Fixed with connection framework 102 by multiple positions 101 of interrupting all the time during cutting.Therefore, fix in big plate 100
Under the premise of, circuit board 200 will not produce displacement during first time cutting, so as to ensure that the processing in first time cutting
Precision；Then the second cylinder axis 2552 are extended so that presser feet cup 253 loses the power to pop-up, due to the effect of gravity, presser feet
Presser feet pad 257 below cup 253 can be pressed in circuit board 200 on workbench 21, then carry out second cutting, will interrupt position
101 gongs break, and during gong breaks and interrupts position 101, because presser feet pad 257 compresses circuit board 200, circuit board 200 is still
Will not be subjected to displacement, thus it is guaranteed that the machining accuracy of second cutting, after cutting twice, realize circuit board 200 with
The separation of connection framework 102.It should be noted that during second cutting, presser feet cup 253 compresses circuit board 200
Afterwards, the opposing circuit board 200 of presser feet cup 253 is static, due to the diameter with diameter greater than the second cylinder axis 2552 of prop hole 2531, because
This, main shaft 23 and closure 252 can be moved in the horizontal direction with respect to presser feet cup 253, therefore can realize to big plate 100
Secondary cutting.The embodiment of the present invention is avoided using alignment pin fixing circuit board 200 during the cutting of circuit board 200, from
And simplify processor, it is ensured that machining accuracy.
Fig. 4 to Fig. 9 is referred to, further, the closure 252 is provided with the trachea blown inwards for external device (ED)
2521 and opening towards the presser feet cup 253 and the air drain 2522 that communicates with the trachea 2521；The embodiment of the present invention is close
Trachea 2521 is set in capping 252, and is blown into trachea 2521 using external equipment so that closure 252 and presser feet cup 253
The air film 300 of thin layer is separated and is formed between closure 252 and presser feet cup 253, so can be in increase presser feet cup
It is more convenient on the premise of the presser feet power of 253 pairs of circuit boards 200 during second cutting, due to closure 252 and presser feet
The air film 300 of thin layer is formed between cup 253, when closure 252 is moved relative to presser feet cup 253 so that between them
Frictional force significantly reduces, and reduces the abrasion of closure 252 and presser feet cup 253, improves closure 252 and presser feet cup 253
Service life.
Refer to Fig. 9, further, the closure 252 also includes being embedded in the air drain 2522 and bottom be provided with
The sealing strip 2523 of multiple pores 2524 that the air drain 2522 is communicated.When external equipment is blown inwards by trachea 2521,
Gas is entered air drain 2522 and is discharged by multiple pores 2524 through trachea 2521 so that closure 252 and presser feet cup 253
Between air film 300 it is more uniform, be conducive to closure 252 to float on presser feet cup 253, not only reduce the He of closure 252
Frictional force between presser feet cup 253 and cause cutting more smooth.
Fig. 2 to Fig. 8 is referred to, further, the closure 252 is provided with for the main shaft 23 across and into described
The first through hole 2525 of accommodation space 254, the bottom of presser feet pad 257 is provided with diameter greater than the diameter of gong knife 24 and for described
Gong knife 24 is additionally provided with and institute through to carry out the second through hole 2571 of cutting to the big plate 100 on the presser feet cup 253
State the dust suction pipe joint 2532 that accommodation space 254 is connected, the dust suction pipe joint 2532 be used to connecting external air suction device with
The chip that cutting is produced suctions out the accommodation space 254；The embodiment of the present invention arranges dust suction pipe joint on presser feet cup 253
2532, and during cutting, by the outside air-breathing of external equipment, the chip that cutting process is produced can in time be inhaled
Go out so that cutting process is more smooth, and cutting precision can be improved.It should be understood that the embodiment of the present invention is led to second
The diameter in hole 2571 arrange more than the diameter of gong knife 24, be in order to circuit board 200 is compressed in presser feet pad 257 after, gong knife 24
Can move relative to presser feet cup 253, so that gong knife 24 can be with the big plate 100 of cutting.
Fig. 7 is referred to, further, the bottom of presser feet pad 257 is provided around in second through hole 2571 with by institute
State the soft hairbrush 258 that chip peels off the big plate 100.During cutting, will certainly produce at the edge of circuit board 200
The more burr of life, affects cutting precision, therefore, the embodiment of the present invention on big plate 100 by arranging soft hairbrush 258 by hair
Thorn is peeled off from the edge of circuit board 200, is then discharged chip by dust suction pipe joint 2532, such that it is able to reduce burr to cutting
The impact of generation, improves cutting precision.It should be understood that the bottom of soft hairbrush 258 also should be provided with passing through for gong knife 24
Through hole, and the diameter of the through hole should also be as the diameter more than gong knife 24 so that gong knife 24 is during second cutting,
In the case that presser feet cup 253 is motionless, gong knife 24 can do the displacement of horizontal direction in the through hole, such that it is able to the big plate of cutting
100。
Fig. 7 and Fig. 8 is referred to, further, the prop hole 2531 is provided with the first cone away from one end of the closure 252
Face 2526, the supporting plate 256 is provided with second conical surface for fitting in first conical surface 2526 towards the side of the prop hole 2531
2561.The embodiment of the present invention realizes that the second cylinder 255 holds up in presser feet cup 253 by two conical surface laminatings, such conical surface patch
Conjunction can be very good the axiality for ensureing closure 252 and presser feet cup 253, prevent from being done after presser feet cup 253 and the fastening of closure 252
Disturb the processing of gong knife 24.
Fig. 2 is referred to, further, first cylinder 251 includes the first cylinder body 2511 fixed with the backboard 22
And drive the first flexible cylinder axis 2512, the foot device 25 also to include floating junction by first cylinder body 2511
259 and one end be fixed on the closure 252 and the other end and extend to first cylinder axis 2512 and by described floating
The connecting rod 260 that dynamic joint 259 is connected with first cylinder axis 2512.The embodiment of the present invention passes through floating junction 259 by connecting rod
260 and the first cylinder axis 2512 connect and cause the first cylinder axis 2512 and during not coaxial connecting rod 260, still can smoothly drive
The lifting of the workpiece such as presser feet cup 253 and closure 252.
Presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, all essences in the present invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of gong plate method, for the multiple circuit board cuttings on big plate to be got off, the big plate includes connection framework
And multiple circuit boards being connected with the connection framework, it is characterised in that the gong plate method is comprised the following steps：
S1：There is provided numerical control gong machine, the numerical control gong machine includes being fixed with the workbench of the big plate, control system, by described
Backboard that control system controls its movement, the main shaft being fixed on the backboard, by the main shaft drives and for will be described
Big plate cutting goes out the gong knife of multiple circuit boards and for compressing each circuit board so that each circuit board keeps
Fixed foot device, the foot device includes that the first cylinder and first cylinder that are fixed on the backboard connect simultaneously
And moved up and down by first air cylinder driven closure, positioned at closure lower section and be fastened on the closure
To form the presser feet cup of accommodation space with the closure, one end is fixed on the closure and the other end is connected the presser feet cup
With the second cylinder of presser feet cup described in support and it is fixed on the presser feet cup bottom and presser feet for compressing the circuit board
Pad, second cylinder includes being fixed on the second cylinder body of the closure and drives flexible second by second cylinder body
Cylinder axis, the support that the presser feet cup is provided with diameter greater than the second cylinder shaft diameter and passes through for second cylinder axis
Hole, second cylinder axis are provided with away from one end of second cylinder body and are held in the presser feet cup to play the presser feet saucer
Supporting plate；
S2：Start the numerical control gong machine, shrink second cylinder axis until the closure and the presser feet cup are fastened on
Together, controlling the backboard drives the main shaft and the foot device to move down so that the presser feet pad is held in each electricity
Road plate, controls the motion of main shaft, and first time cutting, first time cutting are carried out along each board edge using the gong knife
When reserve each circuit board of multiple connections and the connection framework interrupts position；
S3：Control the second cylinder elongate axis and the supporting plate is separated with the presser feet cup so that the presser feet cup is compressed respectively
The circuit board；
S4：Second cutting, controls the motion of main shaft, and using the gong knife each gong that interrupts breaks to realize each institute
State circuit board and the connection framework is separated.
2. gong plate method as claimed in claim 1, it is characterised in that the closure is provided with blows inwards for external device (ED)
Trachea and opening towards the presser feet cup and the air drain that communicates with the trachea；
Step S3 is further comprising the steps of：To the tracheal gas insufflation increasing pressure of the presser feet pad to each circuit board
And one layer of air film is formed between the closure and the presser feet cup.
3. gong plate method as claimed in claim 1, it is characterised in that the closure is provided with for the main shaft through going forward side by side
Enter the first through hole of the accommodation space, the rebasing portion of the presser feet is provided with diameter greater than the gong knife diameter and wears for the gong knife
Cross to carry out the big plate the second through hole of cutting, be additionally provided with the presser feet cup be connected with the accommodation space and
For the dust suction pipe joint of external device (ED) dust suction；
Comprise the following steps in step S2 and S4：Air-breathing is carried out to the dust suction pipe joint to produce big plate described in cutting
Chip detach the accommodation space.
4. a kind of numerical control gong machine, for the multiple circuit board cuttings on big plate to be got off, the big plate includes connection framework
And multiple circuit boards being connected with the connection framework, the numerical control gong machine includes being fixed with the work of the big plate
Platform, control system, by the control system control the backboard of its movement, be fixed on the backboard and for cutting described in big plate
The main shaft of material, by the main shaft drives and the gong knife of big plate described in for cutting and for compressing the circuit board so that
The circuit board keeps fixed foot device, it is characterised in that the foot device includes being fixed on the first of the backboard
Cylinder and first cylinder connection and moved up and down by first air cylinder driven closure, positioned at the sealing
Lid lower section and be fastened on the closure with the closure formed the presser feet cup of accommodation space, one end be fixed on it is described close
Capping and the other end connect the presser feet cup with the second cylinder of presser feet cup described in support and are fixed on the presser feet cup bottom
And for compressing the presser feet pad of the circuit board, second cylinder include being fixed on the second cylinder body of the closure and by
Second cylinder body drives the second flexible cylinder axis, the presser feet cup be provided with diameter greater than the second cylinder shaft diameter and
For the prop hole that second cylinder axis are passed through, second cylinder axis be provided with away from one end of second cylinder body be held in it is described
Supporting plate of the presser feet cup so that the presser feet saucer to be risen.
5. numerical control gong machine as claimed in claim 4, it is characterised in that the closure is provided with blows inwards for external device (ED)
Trachea and opening towards the presser feet cup and the air drain that communicates with the trachea.
6. numerical control gong machine as claimed in claim 5, it is characterised in that the closure also includes being embedded in the air drain and bottom
Portion is provided with the sealing strip of the multiple pores communicated with the air drain.
7. numerical control gong machine as claimed in claim 4, it is characterised in that the closure is provided with for the main shaft through going forward side by side
Enter the first through hole of the accommodation space, the rebasing portion of the presser feet is provided with the diameter with diameter greater than the gong knife and for the gong knife
Through to carry out the second through hole of cutting to the big plate, it is additionally provided with the presser feet cup and is connected with the accommodation space
Dust suction pipe joint, the chip that the dust suction pipe joint is used to connecting external air suction device so that cutting to be produced suctions out described accommodating
Space.
8. numerical control gong machine as claimed in claim 7, it is characterised in that the rebasing portion of the presser feet is provided around logical in described second
Hole is so that the chip to be peeled off the soft hairbrush of the big plate.
9. the numerical control gong machine as described in claim 4 to 8 any one, it is characterised in that the prop hole is away from the closure
One end be provided with first conical surface, the supporting plate is provided with the second cone for fitting in first conical surface towards the side of the prop hole
Face.
10. the numerical control gong machine as described in claim 4 to 8 any one, it is characterised in that first cylinder include with it is described
The first cylinder body and drive the first flexible cylinder axis, the foot device also to include floating by first cylinder body that backboard is fixed
Dynamic joint and one end are fixed on the closure and the other end and extend to first cylinder axis and connect by the floating
The connecting rod that head is connected with first cylinder axis.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710018882.8A CN106624180B (en) | 2017-01-11 | 2017-01-11 | Gong plate method and numerical control gong machine |
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| CN201710018882.8A CN106624180B (en) | 2017-01-11 | 2017-01-11 | Gong plate method and numerical control gong machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107497735A (en) * | 2017-08-23 | 2017-12-22 | 苏州市吴通电子有限公司 | A kind of pcb board hole deslagging device |
| CN113119209A (en) * | 2021-03-29 | 2021-07-16 | 赣州市雪龙智能设备有限公司 | Dust collector and numerical control gong machine |
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| CN102573300A (en) * | 2010-12-29 | 2012-07-11 | 富葵精密组件(深圳)有限公司 | Board splitting method of circuit board |
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| CN107497735A (en) * | 2017-08-23 | 2017-12-22 | 苏州市吴通电子有限公司 | A kind of pcb board hole deslagging device |
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| CN113119209A (en) * | 2021-03-29 | 2021-07-16 | 赣州市雪龙智能设备有限公司 | Dust collector and numerical control gong machine |
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| Publication number | Publication date |
|---|---|
| CN106624180B (en) | 2018-09-25 |
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