CN105171618A - Sand-blasting deburring technology and sand-blasting deburring system - Google Patents
Sand-blasting deburring technology and sand-blasting deburring system Download PDFInfo
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- CN105171618A CN105171618A CN201510642593.6A CN201510642593A CN105171618A CN 105171618 A CN105171618 A CN 105171618A CN 201510642593 A CN201510642593 A CN 201510642593A CN 105171618 A CN105171618 A CN 105171618A
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Abstract
The invention discloses a sand-blasting deburring technology and a sand-blasting deburring system. The sand-blasting deburring technology comprises the following steps that a workpiece to be treated is provided; and soft sand is sprayed on the workpiece through a high-pressure spray gun, the workpiece is taken out after spraying lasts for 2s-10s, and the sand-blasting deburring technology is completed, wherein the spray air pressure of the high-pressure spray gun is 1.5 kg/cm<2>-4 kg/cm<2>, nylon sand or plastic sand is adopted as the soft sand, and the particle size of the soft sand is 0.3 mm-0.5 mm. According to the sand-blasting deburring technology, the soft sand is sprayed on the protected workpiece through the high-pressure spray gun to complete removal of burrs in the workpiece. Compared with a traditional manual deburring method, the sand-blasting deburring technology is high in processing efficiency, and the surface of the workpiece cannot be scratched by the soft sand.
Description
Technical field
The present invention relates to the middle plate of mobile terminal device or the manufacture field of base plate, particularly relate to a kind of sandblasting debarring process and sandblasting deburring system.
Background technology
At present, the middle plate of mobile terminal device (such as, mobile phone, panel computer) or the preparation processing of base plate adopt CNC (Computernumericalcontrol, computer digital control machine tool) to come usually.CNC machine control system logically processes has control coding or other symbolic instruction regulated procedures, by computer by its decoding, thus the action that CNC machine is put rules into practice, by Tool in Cutting, blank is processed into finished workpart part.
In the middle plate of mobile terminal device (such as, mobile phone, panel computer) or the CNC process of base plate, because Tool in Cutting blank can produce various burr, thus need to increase debarring process.Traditional debarring process is the removal by manually using the instrument such as file, blade to complete burr.But artificial debarring process efficiency is lower, burr is removed not thorough, and easily caused scuffing to the surface of workpiece in deburring process.
Summary of the invention
Based on this, be necessary to provide a kind of working (machining) efficiency higher and not easily produce sandblasting debarring process and and the sandblasting deburring system of scuffing.
A kind of sandblasting debarring process, comprises the steps:
Pending workpiece is provided; And
Adopt high-pressure spray gun to be mapped on described workpiece by soft sand blasting, take out described workpiece after sustained firing 2s ~ 10s, complete described sandblasting debarring process, wherein, the injection air pressure of described high-pressure spray gun is 1.5kg/cm
2~ 4kg/cm
2, described soft sand is nylon sand or plastic cement sand, and the particle diameter of described soft sand is 0.3mm ~ 0.5mm.
In one embodiment, described workpiece is middle plate or the base plate of mobile terminal device.
In one embodiment, the injection air pressure of described high-pressure spray gun is 2kg/cm
2~ 3kg/cm
2.
In one embodiment, the particle diameter of described soft sand is 0.35mm ~ 0.45mm.
In one embodiment, soft sand blasting has been mapped in the operation on the described workpiece of protection by described employing high-pressure spray gun, and described high-pressure spray gun oscillates with the frequency of 0 ~ 50Hz.
In one embodiment, be also included in adopt high-pressure spray gun soft sand blasting to be mapped to protection described workpiece on before, to the operation that the appearance of described workpiece is protected.
In one embodiment, that protects the appearance of described workpiece is operating as: adopt flexible protective casing to carry out coated to the appearance of described workpiece.
A kind of sandblasting deburring system, comprising:
Pre-protective device, for protecting the appearance of pending workpiece;
Sand blasting unit, comprises high-pressure spray gun, and described high-pressure spray gun is for being mapped to the described workpiece of protection by soft sand blasting, wherein, the injection air pressure of described high-pressure spray gun is 1.5kg/cm
2~ 4kg/cm
2, described soft sand is nylon sand or plastic cement sand, and the particle diameter of described soft sand is 0.3mm ~ 0.5mm; And
Charging/discharging device, for sending into the described workpiece completing protection and transport described sand blasting unit.
In one embodiment, described pre-protective device comprises flexible protective casing, and described flexible protective casing is used for carrying out coated to the appearance of described workpiece;
Described charging/discharging device comprises conveyer belt, and described conveyer belt is 2s ~ 10s for having controlled the time of staying of described workpiece in described sand blasting unit of protection.
In one embodiment, the injection air pressure of described high-pressure spray gun is 2kg/cm
2~ 3kg/cm
2;
The particle diameter of described soft sand is 0.35mm ~ 0.45mm.
This sandblasting debarring process, on the workpiece soft sand blasting being mapped to protection by adopting high-pressure spray gun, the burr completed in workpiece is removed.Relative to the method for traditional artificial deburring, working (machining) efficiency is higher, and soft sand can not cause scuffing to the surface of workpiece.
Accompanying drawing explanation
Fig. 1 is the flow chart of the sandblasting debarring process of an embodiment;
Fig. 2 is the structural representation of the flexible protective casing of an embodiment;
Fig. 3 is the schematic diagram of the sandblasting deburring system of an embodiment.
Detailed description of the invention
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.Set forth a lot of detail in the following description so that fully understand the present invention.But the present invention can be much different from alternate manner described here to implement, those skilled in the art can when without prejudice to doing similar improvement when intension of the present invention, therefore the present invention is by the restriction of following public concrete enforcement.
The sandblasting debarring process of an embodiment as shown in Figure 1, comprises the steps:
S10, provide pending workpiece.
Workpiece can be middle plate or the base plate of mobile terminal device.
Workpiece is generally in CNC processing, is processed to form by blank, thus can be formed a large amount of burr at workpiece by the position of Tool in Cutting by Tool in Cutting.
S20, adopt high-pressure spray gun soft sand blasting to be mapped on the workpiece that S10 obtains, take out workpiece after sustained firing 2s ~ 10s, complete sandblasting debarring process.
Preferably, the time of the sustained firing of high-pressure spray gun is 3s.
In S20, the injection air pressure of high-pressure spray gun is 1.5kg/cm
2~ 4kg/cm
2, soft sand can be nylon sand or plastic cement sand, and the particle diameter of soft sand can be 0.3mm ~ 0.5mm.
In one preferred embodiment, the injection air pressure of high-pressure spray gun can be 2kg/cm
2~ 3kg/cm
2.Especially, the injection air pressure of high-pressure spray gun can be 2.5kg/cm
2.
In one preferred embodiment, the particle diameter of soft sand can be 0.35mm ~ 0.45mm.Especially, the particle diameter of soft sand is 0.4mm.
In S20, adopt high-pressure spray gun soft sand blasting to be mapped in the operation on the workpiece of protection, high-pressure spray gun oscillates with the frequency of 0 ~ 50Hz.High-pressure spray gun oscillates with the frequency of 0 ~ 50Hz, can ensure that the various piece of workpiece can both be impacted by the soft sand that high-pressure spray gun sprays.
In a preferred embodiment, this sandblasting debarring process be also included in adopt high-pressure spray gun soft sand blasting to be mapped to protection workpiece on before, to the operation that the appearance of workpiece is protected.Because the appearance of workpiece often requires higher, any fine scratches can not being had, therefore, when carrying out sandblasting debarring process, often needing to protect the appearance of workpiece.
To the operation that the appearance of workpiece is protected can be: adopt flexible protective casing to carry out coated to the appearance of workpiece.
Composition graphs 2, simply introduces the flexible protective casing 100 of an embodiment.In Fig. 2, workpiece 200 is plate in mobile terminal device, and the appearance of flexible protective casing 100 pairs of workpiece 200 is protected.
Flexible protective casing 100 comprises the flexible body 110 of strip and bends the first limit body 120 and the second limit body 130 extended to form respectively from two long limits of flexible body 110 to equidirectional.First limit body 120 and the bearing of trend of the second limit body 130 and the plane orthogonal at flexible body 110 place.
The surface that first limit body 120 is relative with the second limit body 130 is the first inclined-plane, inclined-plane 122, first 122 is 65 ° ~ 85 ° with the angle of flexible body 110 place plane.Preferably, the first inclined-plane 122 is 70 ° ~ 80 ° with the angle of flexible body 110 place plane.Especially, the first inclined-plane 122 is 75 ° with the angle of flexible body 110 place plane.
The surface that second limit body 130 is relative with the first limit body 120 is the second inclined-plane, inclined-plane 132, second 132 is 65 ° ~ 85 ° with the angle of flexible body 110 place plane.Preferably, the second inclined-plane 132 is 70 ° ~ 80 ° with the angle of flexible body 110 place plane.Especially, the second inclined-plane 132 is 75 ° with the angle of flexible body 110 place plane.
The cross section of flexible body 110, first limit body 120 and the second limit body 130 surrounds an isosceles trapezoid cavity, first inclined-plane 132 drops in ladder cavity away from the projection of one end in flexible body 110 of flexible body 110, and the second inclined-plane 132 also drops in ladder cavity away from the projection of one end in flexible body 110 of flexible body 110.
This flexible protective casing 100 is for the protection of the appearance of workpiece 200, and specifically, this flexible protective casing 100 is for the protection of the frame of workpiece 200.Before on the workpiece soft sand blasting being mapped to protection adopting high-pressure spray gun, directly flexible protective casing 100 is expressed on the frame of plate 200 in mobile terminal device; After high-pressure spray gun has sprayed, flexible protective casing 100 is gone down.
This sandblasting debarring process, on the workpiece soft sand blasting being mapped to protection by adopting high-pressure spray gun, the burr completed in workpiece is removed.Relative to the method for traditional artificial deburring, working (machining) efficiency is higher, and soft sand can not cause scuffing to the surface of workpiece.
In the present invention, inventor is creationary is applied to debarring process by the blasting craft being applied to surface finish process, by the improvement to process conditions, sandblasting material and sandblasting particle diameter, obtains the sandblasting debarring process that the present invention needs to protect.
The sandblasting deburring system of an embodiment as shown in Figure 3, comprises pre-protective device 12, sand blasting unit 14 and charging/discharging device 16.
Pre-protective device 12 is for protecting the appearance of pending workpiece.
Workpiece is generally middle plate or the base plate of mobile terminal device.
Preferably, pre-protective device 12 comprises flexible protective casing, and flexible protective casing is used for carrying out coated to the appearance of workpiece.
Composition graphs 2, simply introduces the flexible protective casing 100 of an embodiment.In Fig. 2, workpiece 200 is plate in mobile terminal device, and the appearance of flexible protective casing 100 pairs of workpiece 200 is protected.
Flexible protective casing 100 comprises the flexible body 110 of strip and bends the first limit body 120 and the second limit body 130 extended to form respectively from two long limits of flexible body 110 to equidirectional.First limit body 120 and the bearing of trend of the second limit body 130 and the plane orthogonal at flexible body 110 place.
The surface that first limit body 120 is relative with the second limit body 130 is the first inclined-plane, inclined-plane 122, first 122 is 65 ° ~ 85 ° with the angle of flexible body 110 place plane.Preferably, the first inclined-plane 122 is 70 ° ~ 80 ° with the angle of flexible body 110 place plane.Especially, the first inclined-plane 122 is 75 ° with the angle of flexible body 110 place plane.
The surface that second limit body 130 is relative with the first limit body 120 is the second inclined-plane, inclined-plane 132, second 132 is 65 ° ~ 85 ° with the angle of flexible body 110 place plane.Preferably, the second inclined-plane 132 is 70 ° ~ 80 ° with the angle of flexible body 110 place plane.Especially, the second inclined-plane 132 is 75 ° with the angle of flexible body 110 place plane.
The cross section of flexible body 110, first limit body 120 and the second limit body 130 surrounds an isosceles trapezoid cavity, first inclined-plane 132 drops in ladder cavity away from the projection of one end in flexible body 110 of flexible body 110, and the second inclined-plane 132 also drops in ladder cavity away from the projection of one end in flexible body 110 of flexible body 110.
This flexible protective casing 100 is for the protection of the appearance of workpiece 200, and specifically, this flexible protective casing 100 is for the protection of the frame of workpiece 200.
Sand blasting unit 14 comprises high-pressure spray gun.High-pressure spray gun is for being mapped to the workpiece of protection by soft sand blasting.
The injection air pressure of high-pressure spray gun is 1.5kg/cm
2~ 4kg/cm
2, soft sand can be nylon sand or plastic cement sand, and the particle diameter of soft sand can be 0.3mm ~ 0.5mm.
In one preferred embodiment, the injection air pressure of high-pressure spray gun can be 2kg/cm
2~ 3kg/cm
2.Especially, the injection air pressure of high-pressure spray gun can be 2.5kg/cm
2.
In one preferred embodiment, the particle diameter of soft sand can be 0.35mm ~ 0.45mm.Especially, the particle diameter of soft sand is 0.4mm.
Preferably, high-pressure spray gun oscillates with the frequency of 0 ~ 50Hz.High-pressure spray gun oscillates with the frequency of 0 ~ 50Hz, can ensure that the various piece of workpiece can both be impacted by the soft sand that high-pressure spray gun sprays.
Charging/discharging device 16 is for sending into the workpiece completing protection and transport sand blasting unit 14.
Charging/discharging device 16 comprises conveyer belt.Conveyer belt is 2s ~ 10s for having controlled the time of staying of workpiece in sand blasting unit 14 of protection.
Preferably, conveyer belt has controlled the time of staying of workpiece in sand blasting unit 14 of protection is 3s.
Soft sand blasting to be mapped to the burr completed in workpiece on the workpiece of protection by high-pressure spray gun and to have removed by the sand blasting unit 14 of this sandblasting deburring system.Relative to the method for traditional artificial deburring, the working (machining) efficiency of this sandblasting deburring system is higher, and soft sand can not cause scuffing to the surface of workpiece.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a sandblasting debarring process, is characterized in that, comprises the steps:
Pending workpiece is provided; And
Adopt high-pressure spray gun to be mapped on described workpiece by soft sand blasting, take out described workpiece after sustained firing 2s ~ 10s, complete described sandblasting debarring process, wherein, the injection air pressure of described high-pressure spray gun is 1.5kg/cm
2~ 4kg/cm
2, described soft sand is nylon sand or plastic cement sand, and the particle diameter of described soft sand is 0.3mm ~ 0.5mm.
2. sandblasting debarring process according to claim 1, is characterized in that, described workpiece is middle plate or the base plate of mobile terminal device.
3. sandblasting debarring process according to claim 1, is characterized in that, the injection air pressure of described high-pressure spray gun is 2kg/cm
2~ 3kg/cm
2.
4. sandblasting debarring process according to claim 1, is characterized in that, the particle diameter of described soft sand is 0.35mm ~ 0.45mm.
5. sandblasting debarring process according to claim 1, is characterized in that, soft sand blasting has been mapped in the operation on the described workpiece of protection by described employing high-pressure spray gun, and described high-pressure spray gun oscillates with the frequency of 0 ~ 50Hz.
6. sandblasting debarring process according to claim 1, is characterized in that, be also included in adopt high-pressure spray gun soft sand blasting to be mapped to protection described workpiece on before, to the operation that the appearance of described workpiece is protected.
7. sandblasting debarring process according to claim 6, is characterized in that, that protects the appearance of described workpiece is operating as: adopt flexible protective casing to carry out coated to the appearance of described workpiece.
8. a sandblasting deburring system, is characterized in that, comprising:
Pre-protective device, for protecting the appearance of pending workpiece;
Sand blasting unit, comprises high-pressure spray gun, and described high-pressure spray gun is for being mapped to the described workpiece of protection by soft sand blasting, wherein, the injection air pressure of described high-pressure spray gun is 1.5kg/cm
2~ 4kg/cm
2, described soft sand is nylon sand or plastic cement sand, and the particle diameter of described soft sand is 0.3mm ~ 0.5mm; And
Charging/discharging device, for sending into the described workpiece completing protection and transport described sand blasting unit.
9. sandblasting deburring system according to claim 8, is characterized in that, described pre-protective device comprises flexible protective casing, and described flexible protective casing is used for carrying out coated to the appearance of described workpiece;
Described charging/discharging device comprises conveyer belt, and described conveyer belt is 2s ~ 10s for having controlled the time of staying of described workpiece in described sand blasting unit of protection.
10. sandblasting deburring system according to claim 8, is characterized in that, the injection air pressure of described high-pressure spray gun is 2kg/cm
2~ 3kg/cm
2;
The particle diameter of described soft sand is 0.35mm ~ 0.45mm.
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| CN201510642593.6A CN105171618B (en) | 2015-09-29 | 2015-09-29 | Sand-blasting deburring technology and sand-blasting deburring system |
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| CN201510642593.6A CN105171618B (en) | 2015-09-29 | 2015-09-29 | Sand-blasting deburring technology and sand-blasting deburring system |
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| CN105171618B CN105171618B (en) | 2017-01-18 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106002639A (en) * | 2016-05-16 | 2016-10-12 | 虎艺精密压铸（惠州）有限公司 | Sand blasting process for television distributor |
| CN106826584A (en) * | 2017-04-06 | 2017-06-13 | 深圳天珑无线科技有限公司 | A kind of sand blasting jig and sand blasting system |
| CN109968132A (en) * | 2019-03-29 | 2019-07-05 | 苏州久越金属科技有限公司 | Automate deburring technique |
| CN110549251A (en) * | 2018-06-01 | 2019-12-10 | 富泰华工业（深圳）有限公司 | sand blasting grain and sand blasting processing method using same |
| CN110977779A (en) * | 2019-11-27 | 2020-04-10 | 西安庄信新材料科技有限公司 | Surface sand blasting process for titanium plate |
| CN111070105A (en) * | 2020-01-06 | 2020-04-28 | 深圳市贝贝特科技实业有限公司 | Grading deburring sand blasting process based on multi-groove aluminum casting |
| CN112296879A (en) * | 2020-10-29 | 2021-02-02 | 兴化市森荣金属制品有限公司 | Automatic processing method for removing flash and burr of aluminum casting |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110977779A (en) * | 2019-11-27 | 2020-04-10 | 西安庄信新材料科技有限公司 | Surface sand blasting process for titanium plate |
| CN111070105A (en) * | 2020-01-06 | 2020-04-28 | 深圳市贝贝特科技实业有限公司 | Grading deburring sand blasting process based on multi-groove aluminum casting |
| CN112296879A (en) * | 2020-10-29 | 2021-02-02 | 兴化市森荣金属制品有限公司 | Automatic processing method for removing flash and burr of aluminum casting |
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| CN105171618B (en) | 2017-01-18 |
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Address after: 523000 building 3, no.6, West Third Industrial Road, Songshanhu Park, Dongguan City, Guangdong Province Patentee after: Guangdong Tianji Intelligent System Co.,Ltd. Patentee after: GUANGDONG EVERWIN PRECISION TECHNOLOGY Co.,Ltd. Address before: 523000 1st floor, building 1, No.7, Gongye North Road, Songshanhu high tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: GUANGDONG TIANJI INDUSTRIAL INTELLIGENT SYSTEM Co.,Ltd. Patentee before: GUANGDONG EVERWIN PRECISION TECHNOLOGY Co.,Ltd. |
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