CN207488901U - A kind of laptop computer shaft shell - Google Patents
A kind of laptop computer shaft shell Download PDFInfo
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- CN207488901U CN207488901U CN201721773778.1U CN201721773778U CN207488901U CN 207488901 U CN207488901 U CN 207488901U CN 201721773778 U CN201721773778 U CN 201721773778U CN 207488901 U CN207488901 U CN 207488901U
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Abstract
The utility model discloses a kind of laptop computer shaft shell, wherein shaft shell includes barrel-type casing and the catch in barrel-type casing, forms accommodating space in barrel-type casing, and the inner wall spot welding connection of catch and barrel-type casing and catch are perpendicular to the inner wall of barrel-type casing；Catch is welded in the inner wall of barrel-type casing using laser spot welding.The shaft shell structure of the utility model is simplified, good appearance, molding easy to process, it is high with the matching degree of the shaft of laptop computer, after installation, shaft will not loosen, and fitness is high, slow-roll stabilization, the service life of product is long, and is connected between catch and barrel-type casing by laser spot welding, no residue, junction is perfect, suitable for high-end laptop computer.
Description
Technical field
The utility model belong to laptop computer shaft technical field more particularly to a kind of laptop computer shaft shell and.
Background technology
With the development of science and technology, various electronic products constantly occur, huge change is brought to people’s lives, especially
It is that the use of computer changes people’s lives mode, accelerates people’s lives rhythm.In the latest 20 years, with material science
Development and the smaller integrated chip of volume occur, computer develops into a kind of small, and thickness is thin, light-weight and be easy to carry-on
The laptop computer of carrying.And it is existing portable in the majority with cover-lifting type, for meet it is thin, small with the designs such as light-weight the considerations of, one
As be designed as the pedestal being made of host main body and keyboard and display screen and upper cover two parts that cover is formed are formed.And hand
Computer is carried when not using or with complete state, upper cover just cover conjunction on its pedestal, its upper cover must be raised upwards when in use to
Appropriate angle, could use easy to operation.
It is kirsite integrated die-casting part currently used for the Rotating Shafts that laptop computer display is connect with keyboard body, because being
The display of laptop computer and the connecting key of keyboard, and it is exposed, so appearance requirement is high, color requirement diversification, however, die casting
Molding is extremely difficult to appearance requirement：There is die parting line on its surface, and bubble generation is had during electroplating processes；Product shell is deeper, pressure
Type casting moulding, core pattern draft is big, is extremely difficult to vertical aesthetic, and surface treatment can only be electroplated at present, it is impossible to meet more
Sample demand.
In addition, Chinese patent " rotation shaft cabin of laptop interior cabling structure ", application number 201310057297.0, Shen Qing Publication
Number 103149988 A of CN, merely disclose that " including laptop rotating shaft storehouse, internal symmetry setting a pair in the shaft storehouse is inwardly opened
The card line door opened, on the card line door or card line door is equipped with wiring position with shaft storehouse inner wall ", lay particular emphasis on the cabling in shaft storehouse
Structure does not solve the above problems.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of laptop computer shaft shell, and structure is simplified, shape
Beauty, molding easy to process, high with the matching degree of the shaft of laptop computer, after installation, shaft will not loosen, and fitness is high, turn
Dynamic stability, the service life of product is long, and is connected between catch and barrel-type casing by laser spot welding, no residue, and junction is complete
It is U.S. flawless, suitable for high-end laptop computer.
In order to solve the above technical problems, the technical solution that the utility model uses is：
The utility model provides a kind of laptop computer shaft shell, including barrel-type casing and in the barrel-type casing
Catch, the barrel-type casing is interior to form accommodating space, and the catch is connect with the inner wall spot welding of the barrel-type casing and the gear
Piece is perpendicular to the inner wall of the barrel-type casing, while the edge of the catch and the inner wall of the barrel-type casing fit closely, institute
It states the outer surface of barrel-type casing and intermediate position is matt area, the both ends in the outer surface of the barrel-type casing and the matt area are
Light area, the matt area and the light area all form anode oxide film by anodic oxidation；
The barrel-type casing includes sequentially connected nine faces and is the first plane, the second plane, third plane, the respectively
Four planes, the 5th plane, the 6th plane, the 7th plane, the 8th plane and the 9th plane, nine faces are integrally formed, nine
The one side of area maximum is the first plane in face, and first plane is opposite with the fourth plane, second plane and institute
It is opposite to state the 5th plane, the third plane is opposite with the 9th plane, and first plane is connect with second plane
Place forms the first obtuse angle, and second plane forms the second obtuse angle, the third plane and institute with the third plane junction
It states fourth plane junction and forms third obtuse angle, the fourth plane forms the 4th obtuse angle, institute with the 5th plane junction
It states the 5th plane and forms the first reflex angle, the 6th plane and the 7th plane junction shape with the 6th plane junction
Into the second reflex angle, the 7th plane and the 8th plane junction form the 5th obtuse angle, the 8th plane and described the
Nine plane junctions form the 6th obtuse angle, and the 9th plane forms the 7th obtuse angle with the first plane junction；
There are two through-hole and respectively large through-hole and small through hole, the aperture of the large through-hole is more than described small catch tool
The aperture of through-hole；The small through hole is close to the third plane and fourth plane of the barrel-type casing, and the large through-hole is close to described
5th plane of barrel-type casing and the 6th plane；
The shape and size of the catch are consistent with the cross sectional shape and size of the barrel-type casing.
It further says, the length of the barrel-type casing is 36.90 ± 0.10mm, the one side of the catch and the tubular
The distance of one end of housing is 25.00 ± 0.05mm；
The inner width of the barrel-type casing is 6.36-6.51mm, and interior a height of 13.41-13.56mm, the barrel-type casing
Outer width is 7.96 ± 0.05mm, and a height of 15.49 ± 0.05mm outside.
Further to say, the width of each light area along the length direction of the barrel-type casing is all 0.80 ±
0.08mm。
It further says, the junction of first plane and the 9th plane, the 9th plane, the 8th plane and the
The internal face of eight planes and the shell wall of the barrel-type casing of the junction of the 7th plane is the first cambered surface.
Further say, a diameter of 2.20-2.30mm of the large through-hole, the small through hole a diameter of 1.80 ±
0.05mm；The distance between first planes of Kong Xinyu of the small through hole are 4.02 ± 0.05mm, the Kong Xinyu of the large through-hole
The distance between first plane is 2.73 ± 0.05mm.
It further says, the thickness of the anode oxide film is 0.009-0.015mm.
Further say, the first plane of the edge of the catch and the barrel-type casing, the second plane, third plane,
The junction of fourth plane and fourth plane and the 5th plane forms laser spot welding region.
It further says, the manufacturing method of the laptop computer shaft shell, including following technique：
First, punching press catch；
2nd, CNC (numerically-controlled machine tool) is carried out to barrel-type casing to process；
3rd, laser spot welding：The edge lasers of catch are welded to the inner wall of barrel-type casing；
3rd, it polishes：The outer surface of barrel-type casing is polished；
5th, ink covers：Ink layer is formed in the outer surface of barrel-type casing；
6th, laser carving removal ink：The ink layer in laser carving removal matt area；
7th, sandblasting：Outer surface sandblasting to barrel-type casing；
8th, cleaning removal ink：Remove the ink layer in the light area of barrel-type casing；
9th, anodic oxidation：Countershaft shell carries out anodic oxidation.
It further says, the process of the anodic oxidation is one kind in following two kinds：
First, when the shaft shell is true qualities shaft shell：Anodic oxidation → sealing of hole → washing → drying, Anodic Oxidation
Voltage be 11-13V, the water of the sulfuric acid that time 20-30min, electrolyte are 15-25% and 75-85%, the time of sealing of hole
For 12-18min；
2nd, when the shaft shell is coloured shaft shell：Anodic oxidation → soaking and dyeing → sealing of hole → washing → drying,
The sulfuric acid and the water of 75-85% that the voltage of Anodic Oxidation is 11-13V, time 40-50min, electrolyte are 15-25%, leaching
The time of bubble dyeing is 100-140s, and the time of sealing of hole is 16-24min.
It further says, before CNC processing is carried out to barrel-type casing, first the supplied materials section bar of barrel-type casing is examined
It tests：It tests to the material of supplied materials barrel-type casing, hardness, appearance, size and reliability, wherein, supplied materials section bar is aluminium alloy,
More than hardness HV80, length 38.10-39.10mm, straightness≤0.05mm, surface random are taken out without touching scuffing and deformation
Appearance after anodic oxidation is verified in inspection, and the surface of shaft shell is without sand hole and impurity after guarantee anodic oxidation.
Further say, CNC processing carried out to barrel-type casing, after processing the length of barrel-type casing for 36.90 ±
0.02mm, surface is without damaging, scratch and scratch, no flash；And catch and barrel-type casing are subjected to examination assembling, and catch after assembling
Edge and barrel-type casing the distance between inner wall<0.05mm.
It further says, the process of the polishing is specially：It is first polished using wind wheel, then light, countershaft is received using cotton piece buff
600# belt sandings are used at the bulge of shell.
It further says, during the polishing, the surface of the barrel-type casing of countershaft shell is polished until throwing
Light is minute surface, and after polishing, and the both ends of barrel-type casing are without turned-down edge, and surface is without weighing wounded.
It further says, the thickness of the ink layer is 0.05-0.055mm, and the ink is photosensitive anti-sandblasting type oil
Ink.
It further says, the process of ink masking is：Prerinse → to the matt area of barrel-type casing and light area
Ink layer → UV (ultraviolet light) photocuring is sprayed, the wherein exposure intensity of UV photocurings is 1000-1500J, and the time for exposure is
400-450s。
It further says, the process of the laser carving removal ink is：The light area at the both ends of barrel-type casing is covered into upper jacket,
Then using the ink layer in carbon dioxide laser engraving machine removal matt area, sheath is removed after the ink layer removal in matt area,
The power of middle carbon dioxide laser engraving machine is 40-100W.
It further says, the process of the cleaning removal ink is：Using depainting water, at 80 DEG C or more, by shaft shell
Cleaning 3-7 minutes shakes cleaning 15-25s, then shake cleaning 15-25s using 35-45 DEG C of heating clear water using pure water later,
The finally moisture on drying shaft shell surface.
The beneficial effects of the utility model are：The utility model has at least the following advantages：
First, the utility model forms barrel-type casing by using aluminium alloy extruded molding mode, is kept off by being stamped and formed out
Piece by the two by laser spot welding together, forms accommodating space in barrel-type casing, for housing shaft, catch is used to fix
The matching degree of the shaft of Spiale element, the utility model and laptop computer is high, and after installation, shaft will not loosen, and fitness is high, turns
Dynamic stability, the service life of product are long；
2nd, the utility model uses laser spot welding technique, catch and barrel-type casing is welded together, no residue, connects
Locate perfect, product is high-end, suitable for high-end laptop computer；Wherein, the pad between catch and the inner wall of barrel-type casing
Energy distribution is uniform, there is best spot welding point in welding；The advantages that laser beam quality is good, and hot spot is thin can be accurately positioned solder joint,
Computer auto-control welds；Flexibility is big：Non-contact remote welding, fiber lengths can be carried out to the position for being difficult to adjust
It can match；Special automatic fixture can be customized, realizes the demand of batch production；Smooth welded seam is beautiful, without locating again after welding
Reason or simple process；Speed is fast, the depth of weld is big, thermal deformation is small；
3rd, the structure of the utility model is simplified, molding easy to process, is set on the outside of shaft, in addition, successively use polishing,
Ink masking, laser carving removal ink, sandblasting and anodic oxidation, realize the formation in the light area and matt area on the surface of shaft shell,
With light area as the matt area of frosted texture and minute surface so that product is more professional, and aesthetics is more preferably；It can also be according to client to face
The demand of color, countershaft shell is painted after anodic oxidation, and color is various, meets customer need, with the color of laptop and
The matching degree higher of appearance, it is more high-end and professional；And dyed again after it can form anode oxide film by anodic oxidation, by
It is the microcellular structure film with countless micropores in anode oxide film, micropore is strong to the adsorption capacity of dyestuff, can improve color
With the associativity of base material, pigmentable is not easy to fade into the gorgeous color of various beauties, uniform color；
4th, the shaft shell of the utility model is aluminium alloy shaft shell, and anode oxide film, energy are formed in its surface anodization
The defects of enough overcoming aluminum alloy surface hardness, wear resistance etc., prolongs the service life, and can improve corrosion resistance, enhancing
Wearability and hardness, protection surface of shell, prolong the service life；
5th, the shaft shell of the utility model is formed for Extrusion Process of Aluminum Alloy Profile, light, wall is thin compared to traditional die casting,
Meet laptop computer toward lightening direction develop the needs of；And the size and shape reasonable design of barrel-type casing, frivolous same
Shi Qiangdu is enough, and good with the fitness of computer rotation shaft, service life is long；
6th, the utility model uses aluminium alloy extrusions, not easy to wear compared to traditional plastic parts, is not easy to scratch, and uses
Long lifespan.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, it is described in detail as after with the preferred embodiment of the utility model below.
Description of the drawings
Fig. 1 .1 are one of surface structure schematic diagrams of embodiment of the utility model；
Fig. 1 .2 are the two of the surface structure schematic diagram of the embodiment of the utility model；
Fig. 1 .3 are the three of the surface structure schematic diagram of the embodiment of the utility model；
Fig. 2 .1 are one of front views of embodiment of the utility model；
Fig. 2 .2 are two (containing catch) of the front view of the embodiment of the utility model；
Fig. 3 .1 are one of left views of embodiment of the utility model；
Fig. 3 .2 are the two of the left view of the embodiment of the utility model；
Fig. 4 is the right view of the embodiment of the utility model；
Barrel-type casing 1, catch 2, matt area 3, light area 4, laser spot welding region 5, the first plane 11, the second plane 12,
Third plane 13, fourth plane, the 5th plane, the 6th plane, the 7th plane, the 8th plane and the 9th plane (14,15,16,
17th, 18 and 19), the first cambered surface 110, the first obtuse angle alpha 1, the second obtuse angle alpha 2, third obtuse angle alpha 3, the 4th obtuse angle alpha 4, the first reflex angle β
1st, the length of the second reflex angle β 2, the 5th obtuse angle alpha 5, the 6th obtuse angle alpha 6, the 7th obtuse angle alpha 7, large through-hole 21, small through hole 22, barrel-type casing
Spend one side and the distance h2 of one end of the barrel-type casing, the inner width w1 of barrel-type casing and interior high h3, the cylinder outer race of h1, catch
The outer width w2 of body and outside the first planes of Kong Xinyu of the distance between first planes of Kong Xinyu of high h4, small through hole h5, large through-hole
The distance between h6, the circular arc cross section where circle the center of circle and the small through hole the hole heart Y-axis distance h7 and
The hole heart of the round center of circle and the large through-hole where the cross section of the circular arc is in the distance h8 of Y-axis.
Specific embodiment
Illustrate specific embodiment of the present utility model below by way of particular specific embodiment, those skilled in the art can
The advantages of the utility model is understood by content disclosed in the present specification easily and effect.The utility model can also it is other not
Same mode is practiced, that is, under the scope of revealed without departing substantially from the utility model, can give different modification and change.
Same laptop computer includes the shaft shell described in two, and two shaft shell mirror symmetries.
The matt area and the light area are that in contrast, the brightness in the light area is more than the bright of the matt area
Degree, and the matt area is the frosting formed by sandblasting.
The shaft shell is true qualities shaft shell, and the color for referring to shaft shell is the original color of base material, and shaft shell is closed using aluminium
It is silver color when golden；The shaft shell is coloured shaft shell, and the color for referring to shaft shell is the color in addition to the original color of base material,
It is non-silver color, mostly steel gray when shaft shell uses aluminium alloy.
Embodiment：A kind of laptop computer shaft shell, as shown in Fig. 1 .1 to Fig. 4, including barrel-type casing 1 and set on the cylinder
Catch 2 in shape housing, the barrel-type casing is interior to form accommodating space, and the inner wall spot welding of the catch and the barrel-type casing connects
It connects and the catch is perpendicular to the inner wall of the barrel-type casing, while the edge of the catch and the inner wall of the barrel-type casing are tight
Closely connected conjunction, the outer surface of the barrel-type casing and intermediate position are matt area 3, the outer surface of the barrel-type casing and the matt
The both ends in area are light area 4, and the matt area and the light area all form anode oxide film by anodic oxidation；
The barrel-type casing includes sequentially connected nine faces and is the first plane, the second plane, third plane, the respectively
Four planes, the 5th plane, the 6th plane, the 7th plane, the 8th plane and the 9th plane (11,12,13,14,15,16,17,18
With 19), nine faces are integrally formed, and the one side of area maximum is the first plane in nine faces, first plane with it is described
Fourth plane is opposite, and second plane is opposite with the 5th plane, and the third plane is opposite with the 9th plane, institute
It states the first plane and forms the first obtuse angle alpha 1, second plane and the third plane junction with the second plane junction
Form the second obtuse angle alpha 2, the third plane and the fourth plane junction form third obtuse angle alpha 3, the fourth plane with
The 5th plane junction forms the 4th obtuse angle alpha 4, and the 5th plane forms the first reflex angle with the 6th plane junction
β 1, the 6th plane form the second reflex angle β 2, the 7th plane and the 8th plane with the 7th plane junction
The 5th obtuse angle alpha 5 of junction formation, the 8th plane and the 6th obtuse angle alpha 6 of the 9th plane junction formation, the described 9th
Plane forms the 7th obtuse angle alpha 7 with the first plane junction；
There are two through-hole and respectively large through-hole 21 and small through hole 22, the aperture of the large through-hole are more than institute to catch tool
State the aperture of small through hole；For the small through hole close to the third plane and fourth plane of the barrel-type casing, the large through-hole is close
5th plane of the barrel-type casing and the 6th plane；
The shape and size of the catch are consistent with the cross sectional shape and size of the barrel-type casing.
In the present embodiment, the first obtuse angle alpha 1, the second obtuse angle alpha 2, third obtuse angle alpha 3, the 4th obtuse angle alpha 4, the first reflex angle β 1,
Two reflex angle β 2, the 5th obtuse angle alpha 5, the 6th obtuse angle alpha 6 and the 7th obtuse angle alpha 7 divide for 123 °, 109 °, 132 °, 122 °, 215 °, 202 °,
122 °, 120 ° and 115 °；Tolerance is ± 1 °.
In the present embodiment, the junction of first plane and the 9th plane, the 9th plane, the 8th plane and the
The internal face of eight planes and the shell wall of the barrel-type casing of the junction of the 7th plane is the first cambered surface 110.Preferably, described first
Cambered surface is arc surface, and diameter of a circle where the cross section of the circular arc is 3.80 ± 0.05mm, and corresponding central angle is 210
± 1 °, the center of circle of circle where the cross section of the circular arc and the hole heart of the small through hole Y-axis distance h7 for 8.03 ±
0.05mm, and the center of circle of circle where the cross section of the circular arc is 3.61 in the distance h8 of Y-axis with the hole heart of the large through-hole
± 0.05mm。
It is preferred that the junction of first plane and second plane, second plane are put down with the third
The junction in face, the third plane and the junction of the fourth plane, the company of the fourth plane and the 5th plane
Connect junction, the 6th plane and the junction of the 7th plane of place, the 5th plane and the 6th plane
The internal face of the shell wall of barrel-type casing is all cambered surface.
The length h1 of the barrel-type casing be 36.90 ± 0.10mm, the one side of the catch and the one of the barrel-type casing
The distance h2 at end is 25.00 ± 0.05mm；
The inner width w1 of the barrel-type casing be 6.36-6.51mm, and interior high h3 be 13.41-13.56mm, the cylinder outer race
The outer width w2 of body is 7.96 ± 0.05mm, and outer high h4 is 15.49 ± 0.05mm.
The width of each light area along the length direction of the barrel-type casing is all 0.80 ± 0.08mm.
A diameter of 2.20-2.30mm of the large through-hole, a diameter of 1.80 ± 0.05mm of the small through hole；It is described small logical
The distance between first planes of Kong Xinyu in hole h5 is 4.02 ± 0.05mm, between the first planes of Kong Xinyu of the large through-hole
Distance h6 is 2.73 ± 0.05mm.
The thickness of the anode oxide film is 0.009-0.015mm.
In the present embodiment, the thickness of the catch is 0.97-1.00mm.
The catch is welded in the inner wall of the barrel-type casing using laser spot welding；The edge of the catch and the cylinder
First plane of shape housing, the second plane, third plane, fourth plane and fourth plane and the 5th plane junction formed
Laser spot welding region 5.
The manufacturing method of the laptop computer shaft shell, including following process：
First, the supplied materials section bar of barrel-type casing is examined；
2nd, punching press catch；
3rd, CNC is processed；
4th, laser spot welding：The edge lasers of catch are welded to the inner wall of barrel-type casing；
5th, it polishes：The surface of the barrel-type casing of countershaft shell is polished；
6th, ink covers：The outer surface of the barrel-type casing of countershaft shell forms ink layer；
7th, laser carving removal ink：The ink layer in laser carving removal matt area；
8th, sandblasting：Outer surface sandblasting to barrel-type casing；
9th, cleaning removal ink：Remove the ink layer in the light area of barrel-type casing；
Tenth, anodic oxidation：Countershaft shell carries out anodic oxidation；
11, it is packed after full inspection to get finished product.
The process of the anodic oxidation is one kind in following two kinds：
First, when the shaft shell is true qualities shaft shell：Anodic oxidation → sealing of hole → washing → drying, Anodic Oxidation
Voltage be 11-13V, the water of the sulfuric acid that time 20-30min, electrolyte are 15-25% and 75-85%, the time of sealing of hole
For 12-18min；
2nd, when the shaft shell is coloured shaft shell：Anodic oxidation → soaking and dyeing → sealing of hole → washing → drying,
The sulfuric acid and the water of 75-85% that the voltage of Anodic Oxidation is 11-13V, time 40-50min, electrolyte are 15-25%, leaching
The time of bubble dyeing is 100-140s, and the time of sealing of hole is 16-24min.
In the present embodiment, it is preferred that one, when the shaft shell be true qualities shaft shell when：Anodic oxidation → sealing of hole → washing
→ drying, the voltage of Anodic Oxidation is 12V, the sulfuric acid that time 25min, electrolyte are 20% and 80% water, sealing of hole
Time be 15min；
2nd, when the shaft shell is coloured shaft shell：Anodic oxidation → soaking and dyeing → sealing of hole → washing → drying,
The sulfuric acid and 80% water that the voltage of Anodic Oxidation is 12V, time 45min, electrolyte are 20%, soaking and dyeing when
Between for 120s, the time of sealing of hole is 20min.
The supplied materials section bar of the barrel-type casing is examined：To the material of supplied materials barrel-type casing, hardness, appearance, ruler
Very little and reliability is tested, wherein, supplied materials section bar is aluminium alloy, more than hardness HV80, length 38.10-39.10mm, directly
Appearance after anodic oxidation is verified, after ensureing anodic oxidation in dimension≤0.05mm, surface without scuffing and deformation, and random sampling observation is touched
The surface of shaft shell is without sand hole and impurity.
The aluminium alloy be Al6063, Al5052 or Al6061, preferably Al6063, but not limited to this.
During punching press catch, catch need to be inspected by random samples at random, verify size and appearance；Preferably, at least 30PCS.
To barrel-type casing carry out CNC processing, after processing the length of barrel-type casing be 36.90 ± 0.02mm, surface without damage,
It scratches and scratches, no flash；And catch and barrel-type casing are subjected to examination assembling, and the edge of catch and barrel-type casing after assembling
The distance between inner wall<0.05mm；And the inner side chamfering at both ends is R0.2-0.3mm.
The edge lasers of catch are welded to the inner wall of barrel-type casing, and surface is without touching scuffing and bulge.
The laser spot welding is optical-fiber laser spot welding and procedure parameter is as follows：Process velocity is 500-800 mm/s, puts position
Speed is 50-100mm/s, smoothingtime 10-30ms, and take-off speed is 1-10mm/s, the ratio between output power and rated power
For 25-40%, slow rise time 1-5s, ramp down time would 1-5s, the water temperature upper limit is 25-40 DEG C, and water temperature lower limit is 5-15 DEG C；
When there is failure welding (such as solder skip, welding not in place when) in catch and barrel-type casing, the fine tuning pattern of use：
Take-off speed is 1-5mm/s, and point bit rate is 10-20mm/s, acceleration 500-1000mm/s2, deceleration 500-
1000mm/s2, smoothingtime 10-40ms, the water temperature upper limit is 25-40 DEG C, and water temperature lower limit is 5-15 DEG C.
The process of polishing is specially：It is first polished using wind wheel, then light is received using cotton piece buff, used at the bulge of countershaft shell
600# belt sandings.
During polishing, the surface of the barrel-type casing of countershaft shell is polished until being finished to minute surface, and after polishing,
The both ends of barrel-type casing are without turned-down edge, and surface is without weighing wounded.
The thickness of the ink layer is 0.05-0.055mm, and the ink is photosensitive anti-sandblasting type ink.
In the present embodiment, the photosensitive anti-sandblasting type ink is the UV ink of the model 3880 of ten thousand Jia Yuan, but is not limited to
This.
The process of described ink masking is specially：Prerinse → ink is sprayed to the matt area of barrel-type casing and light area
Layer → UV photocurings, the wherein exposure intensity of UV photocurings are 1000-1500J, time for exposure 400-450s.
The process of described laser carving removal ink is specially：The light area at the both ends of barrel-type casing is covered into upper jacket, then
Using the ink in carbon dioxide laser engraving machine removal matt area, sheath is removed later, and the wherein power of carbon dioxide laser engraving machine is 40-
100W。
In the present embodiment, jig is filled at the both ends of barrel-type casing, ensures that ink cannot spray to the inner wall of barrel-type casing
Face.
The process of the sandblasting is：Using 100# iron sand, the pressure of 1.8-2.5Kg, when shaft shell is true qualities shaft shell
When, linear velocity 80m/s, when shaft shell is coloured shaft shell, linear velocity 100m/s.The preferred pressure for using 2.2Kg.
The process of described cleaning removal ink is：Using depainting water, at 80 DEG C or more, shaft shell is cleaned 3-7 minutes,
Cleaning 15-25s is shaken, then cleaning 15-25s is shaken using 35-45 DEG C of heating clear water using pure water later, finally dry shaft
The moisture on shell surface.
In the present embodiment, it is preferred that the process of described cleaning removal ink is：Using depainting water, at 80 DEG C or more,
Shaft shell is cleaned 5 minutes, shakes cleaning 20s, then cleaning 20s is shaken using 40 DEG C of heating clear water using pure water later, most
The moisture on drying shaft shell surface afterwards.
After anodic oxidation, countershaft shell laser carving is needed to carve characters according to client.
After the anodic oxidation, full inspection packaging is carried out to product, wherein packaging is using PE protective films.
Barrel-type casing is formed by using aluminium alloy extruded molding mode in embodiment, it, will by being stamped and formed out catch
The two together, forms accommodating space by laser spot welding in barrel-type casing, for housing shaft, catch is for fixed rotating shaft member
The matching degree of the shaft of part, the utility model and laptop computer is high, and after installation, shaft will not loosen, and fitness is high, and rotation is steady
Fixed, the service life of product is long；
Using laser spot welding technique, catch and barrel-type casing are welded together, no residue, junction is perfect, production
Product are high-end, suitable for high-end laptop computer；Wherein, the pad Energy distribution between catch and the inner wall of barrel-type casing is uniform,
There is best spot welding point in welding；The advantages that laser beam quality is good, and hot spot is thin, can be accurately positioned solder joint, and computer control is automatic
Change welding；Flexibility is big：Non-contact remote welding can be carried out to the position for being difficult to adjust, fiber lengths can be matched；It can be with
Special automatic fixture is customized, realizes the demand of batch production；Smooth welded seam is beautiful, without reprocessing or simple process after welding
；Speed is fast, the depth of weld is big, thermal deformation is small.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
The equivalent structure made using the utility model specification is directly or indirectly used in other related technical areas, together
Reason is included in the scope of patent protection of the utility model.
Claims (7)
1. a kind of laptop computer shaft shell, it is characterised in that：Including barrel-type casing (1) and the catch in the barrel-type casing
(2), accommodating space is formed in the barrel-type casing, the catch is connect with the inner wall spot welding of the barrel-type casing and the catch
Perpendicular to the inner wall of the barrel-type casing, while the edge of the catch and the inner wall of the barrel-type casing fit closely, described
The outer surface of barrel-type casing and the both ends that intermediate position is matt area (3), the outer surface of the barrel-type casing and the matt area
For light area (4), the matt area and the light area all form anode oxide film by anodic oxidation；
The barrel-type casing includes sequentially connected nine faces and is the first plane, the second plane, third plane, Siping City respectively
Face, the 5th plane, the 6th plane, the 7th plane, the 8th plane and the 9th plane (11,12,13,14,15,16,17,18 and
19), nine faces are integrally formed, and the one side of area maximum is the first plane in nine faces, first plane and described the
Four planes are opposite, and second plane is opposite with the 5th plane, and the third plane is opposite with the 9th plane, described
The junction of first plane and second plane forms the first obtuse angle (α 1), the company of second plane and the third plane
It meets place and forms the second obtuse angle (α 2), the junction of the third plane and the fourth plane forms third obtuse angle (α 3), described
The junction of fourth plane and the 5th plane forms the 4th obtuse angle (α 4), the company of the 5th plane and the 6th plane
It meets place and forms the first reflex angle (β 1), junction the second reflex angle of formation (β 2) of the 6th plane and the 7th plane is described
The junction of 7th plane and the 8th plane forms the 5th obtuse angle (α 5), the company of the 8th plane and the 9th plane
It meets place and forms the 6th obtuse angle (α 6), the junction of the 9th plane and first plane forms the 7th obtuse angle (α 7)；
Catch tool is there are two through-hole and respectively large through-hole (21) and small through hole (22), and the aperture of the large through-hole is more than institute
State the aperture of small through hole；For the small through hole close to the third plane and fourth plane of the barrel-type casing, the large through-hole is close
5th plane of the barrel-type casing and the 6th plane；
The shape and size of the catch are consistent with the cross sectional shape and size of the barrel-type casing.
2. laptop computer shaft shell according to claim 1, it is characterised in that：The length (h1) of the barrel-type casing is
The distance (h2) of 36.90 ± 0.10mm, the one side of the catch and one end of the barrel-type casing is 25.00 ± 0.05mm；
The inner width (w1) of the barrel-type casing is 6.36-6.51mm, and interior high (h3) is 13.41-13.56mm, the cylinder outer race
The outer width (w2) of body is 7.96 ± 0.05mm, and outer high (h4) is 15.49 ± 0.05mm.
3. laptop computer shaft shell according to claim 1, it is characterised in that：Each light area is along the cylinder outer race
The width of the length direction of body is all 0.80 ± 0.08mm.
4. laptop computer shaft shell according to claim 1, it is characterised in that：First plane and the 9th plane
Junction, the 9th plane, the 8th plane and the 8th plane and the shell wall of the barrel-type casing of the junction of the 7th plane it is interior
Wall surface is the first cambered surface (110).
5. laptop computer shaft shell according to claim 1, it is characterised in that：A diameter of 2.20- of the large through-hole
2.30mm, a diameter of 1.80 ± 0.05mm of the small through hole；The distance between first planes of Kong Xinyu of the small through hole
(h5) be the distance between 4.02 ± 0.05mm, the first planes of Kong Xinyu of the large through-hole (h6) it is 2.73 ± 0.05mm.
6. laptop computer shaft shell according to claim 1, it is characterised in that：The thickness of the anode oxide film is
0.009-0.015mm。
7. laptop computer shaft shell according to claim 1, it is characterised in that：The edge of the catch and the cylinder outer race
The first plane, the second plane, third plane, fourth plane and the fourth plane of body form laser with the junction of the 5th plane
Spot welding region (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721773778.1U CN207488901U (en) | 2017-12-19 | 2017-12-19 | A kind of laptop computer shaft shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721773778.1U CN207488901U (en) | 2017-12-19 | 2017-12-19 | A kind of laptop computer shaft shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207488901U true CN207488901U (en) | 2018-06-12 |
Family
ID=62458733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721773778.1U Active CN207488901U (en) | 2017-12-19 | 2017-12-19 | A kind of laptop computer shaft shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207488901U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687964A (en) * | 2018-07-05 | 2020-01-14 | 昆山英思捷精密电子有限公司 | Notebook computer pivot protective sheath |
-
2017
- 2017-12-19 CN CN201721773778.1U patent/CN207488901U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687964A (en) * | 2018-07-05 | 2020-01-14 | 昆山英思捷精密电子有限公司 | Notebook computer pivot protective sheath |
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