CN105414531B - The processing method of through slot - Google Patents
The processing method of through slot Download PDFInfo
- Publication number
- CN105414531B CN105414531B CN201511034087.5A CN201511034087A CN105414531B CN 105414531 B CN105414531 B CN 105414531B CN 201511034087 A CN201511034087 A CN 201511034087A CN 105414531 B CN105414531 B CN 105414531B
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- CN
- China
- Prior art keywords
- workpiece
- height
- reinforcement part
- slot
- processing method
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/02—Casting in, on, or around objects which form part of the product for making reinforced articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/0081—Casting in, on, or around objects which form part of the product pretreatment of the insert, e.g. for enhancing the bonding between insert and surrounding cast metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Milling Processes (AREA)
Abstract
The present invention relates to a kind of processing methods of through slot, include the following steps: that will there is the workpiece of the first height to be placed in die casting, and die casting is carried out to the predeterminated position of the workpiece, to form reinforcement part on the predeterminated position, the height of the reinforcement part is greater than the height of the workpiece；The through slot is opened up at the reinforcement part position of the workpiece；Processing has the workpiece of the reinforcement part to the second height, wherein second height is less than first height.
Description
Technical field
The present invention relates to a kind of processing methods, more particularly to a kind of processing method of through slot.
Background technique
Conventional method is when processing through slot, due to the intensity of workpiece to be guaranteed, it is enabled to be hardly damaged when processing through slot, because
This often workpiece is done it is thicker, with proof strength.After through slot process finishing, then extra machining allowance removed.In this way,
A large amount of waste is caused, and enables the following process time longer.
Summary of the invention
Based on this, it is necessary to provide a kind of save the cost, the processing method of following process time shorter through slot.
A kind of processing method of through slot, includes the following steps:
Workpiece with the first height is placed in die casting, and the predeterminated position of the workpiece is pressed
Casting, to form reinforcement part on the predeterminated position, the height of the reinforcement part is greater than the height of the workpiece；
The through slot is opened up at the reinforcement part position of the workpiece；
Processing has the workpiece of the reinforcement part to the second height, wherein second height is less than described the
One height.
Above-mentioned processing method has not only saved material since the region for only needing to process through slot to workpiece is reinforced,
It enables following process be more easier, and at the same time ensure that the intensity of workpiece, enables its not cracky when processing through slot.In addition,
Since process time can't be extended in the middle plate of workpiece and reinforcement part die casting to side frame simultaneously.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of workpiece in an embodiment through slot processing method.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being set to " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
The processing method of through slot, includes the following steps:
S101, machining blanks, to form a part of workpiece 10 or workpiece 10.
Wherein, the speed of mainshaft of cutter is 10000~15000r/min, and feed speed is 1500~2100mm/min, excellent
It is selected as, the speed of mainshaft of cutter is 12000r/min, feed speed 2000mm/min.In this way, on the one hand ensure that the cutter longevity
Life, enables it be not easily broken, and on the other hand, enables processing quicker, smooth.According to the actual situation, it also can be omitted this step.
As shown in Figure 1, its structural schematic diagram for workpiece 10 in 210 processing method of an embodiment through slot.
S102, the workpiece 10 with the first height is placed in die casting, and to the predeterminated position of workpiece 10
Die casting is carried out, to form reinforcement part 20 on predeterminated position.Wherein, the height of reinforcement part 20 is greater than the height of workpiece 10.
Specifically, the setting of workpiece 10 is protruded at the both ends of reinforcement part 20 in the height direction.It is also understood that processing
Part 10 extends along short transverse to both sides on predeterminated position, forms reinforcement part 20, so that workpiece 10 is protruded on the both sides extended.
In the present embodiment, two projecting portion heights that reinforcement part 20 protrudes workpiece 10 are equal.For example, reinforcement part 20 protrudes workpiece
The height of 10 two protrusion parts is 2~3mm, i.e. two sides in 20 short transverse of reinforcement part are neighbouring to workpiece 10 to be added
The distance of side is 2~3mm.
In other embodiments, two projecting portion heights that reinforcement part 20 protrudes workpiece 10 can also be different, and
Between 2~4mm.
Further, the thickness of reinforcement part 20 be greater than workpiece 10 thickness, it is understood that be, reinforcement part 20 package to
The predeterminated position of workpiece 10.In the present embodiment, the difference of the thickness of the thickness and workpiece 10 of reinforcement part 20 is 0.5~
1.0mm.Specifically, workpiece 10 is protruded at the both ends of 20 through-thickness of reinforcement part, and two projecting portion heights are identical.
According to the actual situation, reinforcement part 20 can also only protrude at one end workpiece 10 with through-thickness, for example, reinforcement part 20 is set to
On one side surface of 10 predeterminated position of workpiece.
In the present embodiment, workpiece 10 includes side frame 100, as frame structure.When carrying out die casting, also in workpiece 10
Side frame 100 on be formed with middle plate 200, wherein side frame 100 is distributed along middle 200 periphery of plate.
It is also understood that workpiece 10 includes middle plate 200 and the side frame 100 being set on middle plate 200, wherein side
Frame 100 is set on middle plate 200 along the periphery of middle plate 200, and surrounds accommodating chamber with middle plate 200.Further, reinforcement part 20
It is set on side frame 100, i.e., predeterminated position is on side frame 100；First height is the height of side frame 100.
Specifically, in step s 102, side frame 100 being placed in die casting and carries out die casting, so that side frame 100
Plate 200 in upper formation, and reinforcement part 20 is formed on the predeterminated position of side frame 100.
It should be pointed out that further including according to the actual situation, in the present embodiment, before die casting on the inner wall of side frame 100
Groove is processed, also, groove is parallel to the side of side frame 100.Wherein, inner wall refers to surface of the side frame 100 towards accommodating chamber.
In this way, after die casting, the periphery of middle plate 200 or 200 periphery of middle plate is corresponding with groove is partially filled with groove, to enhance side
The binding force of frame 100 and middle plate 200.
For example, the inner wall to be processed of main shaft and side frame 100 forms acute angle, when tool sharpening groove to process
The groove of irregular shape.For example, when processing groove, the angle of the inner wall to be processed formation of the main shaft and side frame 100 of cutter
It is 65~85 degree, preferably 80 degree.In this way, further enhancing middle plate 200 and side frame 100 after die casting forms middle plate 200
Binding force.
In other embodiments, each groove can also be processed repeatedly, and the machining locus of cutter is identical, for example, plus
The each back engagement of the cutting edge of cutter is identical when work groove, and to process deeper groove, and the direction that cutter is processed every time is identical, i.e.,
Processed since the same end of the machining locus of cutter.For another example, cutter processes groove along the machining locus back and forth, and
And processing back engagement of the cutting edge is identical every time.
In addition, each machining angle of cutter can also be different when repeatedly processing the same groove.For example, cutter first
When secondary processing, 70~75 degree of angle is formed with the work surface of side frame 100, obtains the first groove after processing for the first time；
When second of processing, cutter is processed along the track of the first groove of processing for the first time, and the work surface with side frame 100
The angle for forming 105~degree, obtains the second groove being connected with the first groove after processing, to obtain groove, i.e. groove packet
Include the first groove and the second groove.
According to the actual situation, groove is cleaned after processing groove every time, for example, passing through aerostatic press clearing up and processing
Waste material.Specifically, every time after processing groove, when being separated with cutter, it is synchronous enable aerostatic press from one end of groove to groove into
Row cleaning.
Further, the mould temperature of die casting is 200~270 degrees Celsius when die casting, and material temperature is 600~900 degrees Celsius.It is excellent
It is selected as, mould temperature is 230 degrees Celsius, and material temperature is 700 degrees Celsius.So that the intensity of die casting post-processing part 10 is more preferable, reliability is more preferably.
S103, through slot 210 is opened up at 20 position of reinforcement part of workpiece.Specifically, being carried out at least once to through slot 210
It roughing and finishes at least once.
S104, processing have the 10 to the second height of workpiece of reinforcement part 20, also, the second height is less than the first height.
It is also understood that the reinforcement part 20 after processing is concordant with workpiece 10 in the height direction.
Further, the first height is 1.05~1.40 times of the second height.When processing, the speed of mainshaft of cutter is 8000
~13000r/min, feed speed are 1000~1500mm/min, and preferably, the speed of mainshaft of cutter is 10000r/min, into
It is 1400mm/min to speed.
S105, processing are equipped with the workpiece 10 of reinforcement part 20, so that reinforcement part 20 is in a thickness direction, it is flat with workpiece 10
Together.
When processing, the speed of mainshaft of cutter is 10000~15000r/min, and feed speed is 1500~2100mm/min,
Preferably, the speed of mainshaft of cutter is 12000r/min, feed speed 2000mm/min.
According to the actual situation, step S105 can also be omitted.
S106, after being worked into the second height to the workpiece 10 with reinforcement part 20, workpiece 10 is punched, to go
Fall the burr on 10 periphery of workpiece.
It includes at least a common stamping and a fine-edge blanking specifically, carrying out punching to workpiece 10.For example, punching
It cuts out including common stamping and a fine-edge blanking twice.When common stamping, carried out using the Pneumatic press with 15T (ton) pressure
Common stamping；When fine-edge blanking, it is punched using the Pneumatic press with 15T pressure.
Further, after fine-edge blanking, burr trimming is carried out to 10 regional area of workpiece, to remove remaining burr.
For example, by polishing removal burr, or trimming burr is carried out by freezing trimmer.
It should be noted that according to the actual situation, also being trimmed to the punching edge of workpiece 10 after punching, so that punching
It is more smooth to cut mouth.
Surface cleaning part 10 after S107, workpiece 10 are punched.
It is cleaned specifically, workpiece 10 is put into supersonic wave cleaning machine, wherein cleaning solution is water, and water temperature
It is 25~40 degrees Celsius, preferably 30 degrees Celsius, scavenging period is 3~5min, 1000~3000 watts of power.When cleaning, it will add
Workpiece 10 overturns workpiece 10 completely into arriving in the cleaning solution of supersonic wave cleaning machine after 1~2min, continue to impregnate until cleaning
Time terminates.
After S108, workpiece 10 clean, shaping is carried out to workpiece 10.
It is specifically, first carry out pneumatic shaping to workpiece 10, wherein operating air pressure is 0.5~1MPa, preferably
0.8MPa.If the flatness of pneumatic shaping post-processing part 10 does not reach requirement still, continue hot shaping, specifically, heat is whole
Shape temperature is 150 degrees Celsius, and training time is 10~15 seconds, preferably 12 seconds.
It should be pointed out that step S105 to step S108 can be implemented according to the actual situation, it is understood that be, it can
To omit some or all of step therein.
Above-mentioned processing method is not only saved since the region for only needing to process through slot 210 to workpiece 10 is reinforced
Material enables following process be more easier, and at the same time ensure that the intensity of workpiece 10, it is enabled to be not easy when processing through slot 210
It is damaged.Further, since processing can't be extended in the middle plate 200 of workpiece 10 and the die casting simultaneously to side frame 100 of reinforcement part 20
Time.
For example, when needing height is the product of 6.5mm, i.e. when the second height is 6.5mm, it is only necessary to enable 10 side of workpiece
The height of frame 100 is 7.1mm, i.e. the first height is 7.1mm, at this point, the height of reinforcement part 20 is 10.2mm.And it is traditional
When mode is processed, the whole height by workpiece 10 is needed to accomplish 10.2mm, even the height of side frame 100 is 10.2mm, made
At a large amount of waste.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
1. a kind of processing method of through slot, which comprises the steps of:
Workpiece with the first height is placed in die casting, and die casting is carried out to the predeterminated position of the workpiece,
To form reinforcement part on the predeterminated position, the height of the reinforcement part is greater than the height of the workpiece, the reinforcement part
Thickness be greater than the workpiece thickness；
The through slot is opened up at the reinforcement part position of the workpiece；Processing has the workpiece of the reinforcement part to the
Two height, wherein second height is less than first height；
The workpiece is processed, so that the reinforcement part is in a thickness direction, it is concordant with the workpiece.
2. the processing method of through slot according to claim 1, which is characterized in that first height is second height
1.05~1.40 times.
3. the processing method of through slot according to claim 2, which is characterized in that the thickness of the reinforcement part and the processing
The difference of the thickness of part is 0.5~1.0mm.
4. the processing method of through slot according to claim 1, institute is protruded at the both ends of the reinforcement part in the height direction
State workpiece setting.
5. the processing method of through slot according to claim 4, which is characterized in that the reinforcement part protrudes the workpiece
Two projecting portion heights are equal.
6. the processing method of through slot according to claim 1, which is characterized in that the workpiece includes side frame.
7. the processing method of through slot according to claim 6, which is characterized in that when carrying out die casting, also in the workpiece
The side frame on be formed with middle plate, wherein the side frame is distributed along the middle plate periphery.
8. the processing method of through slot according to claim 1, which is characterized in that opened up on the reinforcement part described logical
Slot, comprising steps of carrying out roughing at least once to the through slot and finishing at least once.
9. the processing method of through slot according to claim 1, which is characterized in that the processing with the reinforcement part
After part is worked into second height, the workpiece is punched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034087.5A CN105414531B (en) | 2015-12-31 | 2015-12-31 | The processing method of through slot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034087.5A CN105414531B (en) | 2015-12-31 | 2015-12-31 | The processing method of through slot |
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| CN105414531A CN105414531A (en) | 2016-03-23 |
| CN105414531B true CN105414531B (en) | 2019-01-01 |
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| CN201511034087.5A Active CN105414531B (en) | 2015-12-31 | 2015-12-31 | The processing method of through slot |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109719502A (en) * | 2019-01-15 | 2019-05-07 | 广东长盈精密技术有限公司 | Center and its processing method |
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|---|---|---|---|---|
| EP0972593A1 (en) * | 1998-07-14 | 2000-01-19 | Alusuisse Technology & Management AG | Pressure die-casting method and products obtained thereby |
| CN201709033U (en) * | 2010-07-09 | 2011-01-12 | 远东(三河)多层电路有限公司 | Printed circuit board with antenna slot |
| CN203056079U (en) * | 2012-12-29 | 2013-07-10 | 东莞市广正模具塑胶有限公司 | Novel handset antenna |
| CN104551562A (en) * | 2014-12-16 | 2015-04-29 | 广东欧珀移动通信有限公司 | Processing method of metal middle frame mobile phone shell structure |
| CN104618530A (en) * | 2014-12-22 | 2015-05-13 | 广东欧珀移动通信有限公司 | Medium metal frame for handheld terminal device and manufacturing method of medium metal frame |
| CN105162910A (en) * | 2015-08-17 | 2015-12-16 | 广东长盈精密技术有限公司 | Mobile phone middle frame and machining method thereof |
| CN105171483A (en) * | 2015-09-29 | 2015-12-23 | 广东长盈精密技术有限公司 | Clamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03138061A (en) * | 1989-10-20 | 1991-06-12 | Taiyo Seimitsu Chuzo Kk | Reducing pressure type die casting method |
-
2015
- 2015-12-31 CN CN201511034087.5A patent/CN105414531B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0972593A1 (en) * | 1998-07-14 | 2000-01-19 | Alusuisse Technology & Management AG | Pressure die-casting method and products obtained thereby |
| CN201709033U (en) * | 2010-07-09 | 2011-01-12 | 远东(三河)多层电路有限公司 | Printed circuit board with antenna slot |
| CN203056079U (en) * | 2012-12-29 | 2013-07-10 | 东莞市广正模具塑胶有限公司 | Novel handset antenna |
| CN104551562A (en) * | 2014-12-16 | 2015-04-29 | 广东欧珀移动通信有限公司 | Processing method of metal middle frame mobile phone shell structure |
| CN104618530A (en) * | 2014-12-22 | 2015-05-13 | 广东欧珀移动通信有限公司 | Medium metal frame for handheld terminal device and manufacturing method of medium metal frame |
| CN105162910A (en) * | 2015-08-17 | 2015-12-16 | 广东长盈精密技术有限公司 | Mobile phone middle frame and machining method thereof |
| CN105171483A (en) * | 2015-09-29 | 2015-12-23 | 广东长盈精密技术有限公司 | Clamp |
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| CN105414531A (en) | 2016-03-23 |
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