CN207437575U - A kind of notebook computer rotation shaft shell - Google Patents
A kind of notebook computer rotation shaft shell Download PDFInfo
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- CN207437575U CN207437575U CN201721638481.4U CN201721638481U CN207437575U CN 207437575 U CN207437575 U CN 207437575U CN 201721638481 U CN201721638481 U CN 201721638481U CN 207437575 U CN207437575 U CN 207437575U
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Abstract
The utility model discloses a kind of notebook computer rotation shaft shell, wherein shaft shell includes barrel-type casing and accommodating space is formed in the in vivo block of cylinder outer race, barrel-type casing, and the inner wall spot welding connection of block and barrel-type casing and block are perpendicular to the inner wall of barrel-type casing；Block 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, shaping easy to process, it is high with the matching degree of the shaft of laptop, after installation, shaft will not loosen, and fitness is high, slow-roll stabilization, the service life of product is long, and is connected between block and barrel-type casing by laser spot welding, no residue, junction is perfect, suitable for high-end notes this product.
Description
Technical field
The utility model belongs to notebook computer rotation shaft technical field more particularly to a kind of notebook computer rotation shaft shell.
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 of carrying.And existing notebook is in the majority with cover-lifting type, to meet thin, small examining with the designs such as light-weight
Consider, be typically designed to the pedestal being made of host main body and keyboard and display screen and upper cover two parts structure that cover is formed
Into.And laptop without using or with finish state when, upper cover just cover conjunction on its pedestal, when in use must by its upper cover to
On raise to appropriate angle, could use easy to operation.
The Rotating Shafts being connected currently used for laptop computer displays with keyboard body are kirsite integrated punching part, because
It is the display of laptop and the connecting key of keyboard, and it is exposed, so appearance requirement is high, color requirement variation, however,
Punch forming is extremely difficult to appearance requirement：There is die parting line on its surface, and bubble generation is had during electroplating processes；Product cavity compared with
Deep, punch forming, core pattern draft is big, is extremely difficult to vertical aesthetic, and surface treatment can only electroplate at present, it is impossible to full
Sufficient diversified demand.
In addition, Chinese patent " notebook computer rotation shaft shell interior cabling structure ", application number 201310057297.0, Shen Qing Publication
Number 103149988 A of CN, merely disclose that " including laptop rotating shaft shell, the shaft shell internal symmetry sets a pair inwardly to open
The card line door opened, on the card line door or card line door is equipped with wiring position with shaft shell inner wall ", lay particular emphasis on the cabling of shaft shell
Structure does not solve the above problems.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of notebook computer rotation shaft shell, and structure is simplified, outside
Shape is beautiful, shaping easy to process, and high with the matching degree of the shaft of laptop, after installation, shaft will not loosen, fitness
Height, slow-roll stabilization, the service life of product is long, and is connected between block and barrel-type casing by laser spot welding, no residue, connection
Locate it is perfect, suitable for high-end notes this product.
In order to solve the above technical problems, the technical solution that the utility model uses is：
The utility model provides a kind of notebook computer rotation shaft shell, including barrel-type casing and in the barrel-type casing
Block, form accommodating space in the barrel-type casing, the block is connected and described with the inner wall spot welding of the barrel-type casing
Block is perpendicular to the inner wall of the barrel-type casing；
The barrel-type casing include sequentially connected nine faces and be first, second, third, fourth respectively, the 5th, the
6th, the seven, the 8th and the 9th plane, nine faces are integrally formed, and the one side of area maximum is the first plane in nine faces, institute
It is opposite with the fourth plane to state the first plane, second plane is opposite with the 5th plane, the 3rd plane and institute
It is opposite to state the 9th plane, first plane forms the first obtuse angle, second plane and institute with the second plane junction
It states the 3rd plane junction and forms the second obtuse angle, the 3rd plane forms the 3rd obtuse angle, institute with the fourth plane junction
It states fourth plane and forms the 4th obtuse angle, the 5th plane and the 6th plane junction shape with the 5th plane junction
Into the first reflex angle, the 6th plane and the 7th plane junction form the second reflex angle, the 7th plane and described the
Eight plane junctions form the 5th obtuse angle, and the 8th plane and the 9th plane junction form the 6th obtuse angle, and described the
Nine planes form 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 block tool
The aperture of through hole.
It further says, the blend stop that the block includes catch and edge is formed perpendicular to the direction of the catch, the gear
Piece is integrally formed with the shelves item, the edge of the catch and first, the three, the four, the 8th and the 9th of the barrel-type casing
Plane is spot welding connection, two opposite side walls of the blend stop respectively with the first plane of the barrel-type casing and the 6th plane
It being in close contact, for the large through-hole only through the catch, the small through hole runs through the catch and the blend stop simultaneously vertically,
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 block is two pieces of catch, and respectively big catch and small catch, the size of the big catch
More than the size of the small catch, shape and size and the cross sectional shape of the barrel-type casing and the size one of the big catch
It causes, the edge of the big catch is connected with the first, the three, the four, the 8th and the 9th plane of the barrel-type casing for spot welding, institute
It states on small catch and its opposite two edges is connected respectively with the first plane of the barrel-type casing and the 6th plane spot welding, it is described
There are two through hole and respectively large through-hole and first through hole, the small catch have the second through hole to big catch tool, and described first is logical
Hole and the second through hole coaxial line, and the first through hole forms the small through hole with second through hole.
It further says, the length of the barrel-type casing is 36.90 ± 0.05mm, and the block has axially opposed
One end and the other end, the distance of one end of one end of the block and the barrel-type casing are 26.20 ± 0.10mm, the block
The distance of one end of the other end and the barrel-type casing be 15.80 ± 0.05mm.
It further says, 0.4 ± 0.05mm of wall thickness of the barrel-type casing, a diameter of 2.95- of the large through-hole
3.15mm, a diameter of 2.05 ± 0.03mm of the small through hole；
First plane of the barrel-type casing is parallel with the fourth plane, second plane and the described 5th flat
Face is parallel, and the 3rd plane is parallel with the 9th plane, and the distance between the second plane and the 5th plane are 7.82-
7.94mm, the distance between the 3rd plane and the 9th plane be 12.76-12.88mm, between the first plane and fourth plane away from
From for 7.41-7.53mm；The distance between the 9th planes of Kong Xinyu of the small through hole are 5.03 ± 0.05mm, and with it is first flat
The distance between face is 2.13 ± 0.05mm；The distance between first plane described in the Kong Xinyu of the large through-hole for 3.74 ±
0.10mm, and be 9.50 ± 0.10mm with the distance between the 9th plane.
Further say that there is 9 solder joints, and the side of the catch between the inner wall of the catch and the barrel-type casing
Solder joint between edge and the first, the three, the four, the 8th and the 9th plane of the barrel-type casing is respectively 4,1,2,1
It is a and 1.
Further say that there is 9 solder joints, and the big catch between the big catch and the inner wall of the barrel-type casing
Edge and the barrel-type casing the first, the three, the four, the 8th and the 9th plane between solder joint be respectively 4,1,2
It is a, 1 and 1；
There are 10 solder joints, and opposite two of the small catch between the small catch and the inner wall of the barrel-type casing
Solder joint between edge and the first plane and the 6th plane of the barrel-type casing is respectively 6 and 4.
The beneficial effects of the utility model are：
The utility model forms barrel-type casing by using the mode of stainless steel extrusion forming, by punch forming block,
By the two by laser spot welding together, accommodating space is formed in barrel-type casing, for housing shaft, baffle is used for fixed rotating shaft
The matching degree of the shaft of element, the utility model and laptop is high, and after installation, shaft will not loosen, and fitness is high, rotates
Stablize, the service life of product is long；
The utility model uses laser spot welding technique, block and barrel-type casing is welded together, no residue, junction is complete
U.S. flawless, product is high-end, suitable for high-end notes this product；Wherein, there is at least nine between block and the inner wall of barrel-type casing
Solder joint, welding point Energy distribution is uniform, there is optimal spot welding point in welding；The advantages that laser beam quality is good, and hot spot is thin, can essence
True tack weld, the welding of computer auto-control；Flexibility is big：Non-contact remote weldering can be carried out to the position for being difficult to adjust
It connects；Special automatic fixture can be customized, realizes the demand of batch production；Smooth welded seam is beautiful, after welding without reprocessing or
Simple process；Speed is fast, the depth of weld is big, thermal deformation is small；
The structure of the utility model is simplified, shaping easy to process, is set on the outside of shaft, in addition, successively using plating and PVD
Technique handles product surface, keeps overall structure outer surface fine and close bright, beautiful air, especially suitable for high-grade electricity
Brain, and can be according to client's needs, with the coat of metal of PVD process plating different colours, color is various, meets customer need, with pen
Remember the color of this computer and the matching degree higher of appearance, it is more high-end and professional；
What the shaft shell of the utility model was extruded from for bar section of stainless steel, compared to traditional die casting, light, wall
It is thin, meet laptop toward lightening direction develop the needs of；And the size and shape design of barrel-type casing is reasonable, frivolous
While intensity it is enough, good with the fitness of computer rotation shaft, service life is long；
Another the utility model uses stainless steel, not easy to wear compared to traditional plastic parts, is not easy to scratch, service life
It is long.
Above description is only the general introduction of technical solutions of the utility model, in order to better understand the skill of the utility model
Art means, and can be practiced according to the content of specification, it is described in detail below with the preferred embodiment of the utility model as after.
Description of the drawings
Fig. 1 is one of surface structure schematic diagram of embodiment 1 of the utility model；
Fig. 2 is the two of the surface structure schematic diagram of the embodiment 1 of the utility model；
Fig. 3 .1 are one of front views of embodiment 1 of the utility model；
Fig. 3 .2 are two (containing block) of the front view of the embodiment 1 of the utility model；
Fig. 4 is the left view of the embodiment 1 of the utility model (containing solder joint)；
Fig. 5 .1 are one of right views of embodiment 1 of the utility model；
Fig. 5 .2 are the two of the right view of the embodiment 1 of the utility model；
Fig. 6 is the structure diagram of the block of the embodiment 1 of the utility model；
Fig. 7 is one of surface structure schematic diagram of embodiment 2 of the utility model；
Fig. 8 is the two of the surface structure schematic diagram of the embodiment 2 of the utility model；
Fig. 9 .1 are one of front views of embodiment 2 of the utility model；
Fig. 9 .2 are two (containing block) of the front view of the embodiment 2 of the utility model；
Figure 10 is the left view of the embodiment 2 of the utility model (containing solder joint)；
Figure 11 is the right view of the embodiment 2 of the utility model (containing solder joint)；
Figure 12 is the structure diagram of the block of the embodiment 2 of the utility model；
Barrel-type casing 1, first, second, third, fourth, the five, the six, the seven, the 8th and the 9th plane (11,12,13,
14th, 15,16,17,18 and 19), the first obtuse angle alpha 1, the second obtuse angle alpha 2, the 3rd 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, the 7th obtuse angle alpha 7, block 2, catch 21, blend stop 22, large through-hole (23,31) are small
Through hole 24, big catch 3, small catch 4, first through hole 32, the second through hole 41, the length h1 of barrel-type casing, the one side and cylinder of block
The distance h3, the second plane and the 5th plane of one end of the distance h2 of one end of shape housing, the another side of block and barrel-type casing
The distance between the distance between the distance between h4, the 3rd plane and the 9th plane h5, the first plane and fourth plane h6, small
The distance between the 9th planes of Kong Xinyu of through hole h7 and with the distance between the first plane h8, the Kong Xinyu first of large through-hole
The distance between plane h9 and with the distance between the 9th plane h10, solder joint 5.
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, i.e. under the scope of revealed without departing substantially from the utility model, can give different modification and change.
Same laptop includes the shaft shell described in two, and two shaft shell mirror symmetries.
A kind of notebook computer rotation shaft shell, as shown in Fig. 1 to Figure 12, including barrel-type casing 1 and arranged on the barrel-type casing
Interior block, the barrel-type casing is interior to form accommodating space, and the block is connected with the inner wall spot welding of the barrel-type casing and institute
State inner wall of the block perpendicular to the barrel-type casing；
The barrel-type casing include sequentially connected nine faces and be first, second, third, fourth respectively, the 5th, the
6th, the seven, the 8th and the 9th plane (11,12,13,14,15,16,17,18 and 19), nine faces are integrally formed, nine faces
The one side of middle area maximum be the first plane, first plane is opposite with the fourth plane, second plane with it is described
5th plane is opposite, and the 3rd plane is opposite with the 9th plane, first plane and the second plane junction
Form the first obtuse angle alpha 1, second plane and the 3rd plane junction form the second obtuse angle alpha 2, the 3rd plane with
The fourth plane junction forms the 3rd obtuse angle alpha 3, and the fourth plane forms the 4th obtuse angle with the 5th plane junction
α 4, the 5th plane form the first reflex angle β 1, the 6th plane and the 7th plane with the 6th plane junction
The second reflex angle β 2 of junction formation, the 7th plane and the 5th obtuse angle alpha 5 of the 8th plane junction formation, the described 8th
Plane and the 9th plane junction form the 6th obtuse angle alpha 6, and the 9th plane and the first plane junction form the
Seven obtuse angle alphas 7；
In the present embodiment, first obtuse angle alpha 1, the second obtuse angle alpha 2, the 3rd obtuse angle alpha 3, the 4th obtuse angle alpha 4, the first reflex angle β
1st, the second 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 124 °, 118 °, 118 °, 124 °, 208 °,
212 °, 115 °, 124 ° and 119 °；Tolerance is ± 1 °.
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 block tool
The aperture of through hole.
The length h1 of the barrel-type casing is 36.90 ± 0.05mm, and the block is with axially opposed one end and separately
One end, the distance h2 of one end of one end of the block and the barrel-type casing are 26.20 ± 0.10mm, the block it is another
The distance h3 of end and one end of the barrel-type casing is 15.80 ± 0.05mm.
Embodiment 1：In the present embodiment, as shown in Fig. 1 to Fig. 6, the block 2 includes catch 21 and along perpendicular to the gear
The blend stop 22 that the direction of piece is formed, the catch are integrally formed with the shelves item, the edge of the catch and the barrel-type casing
First, the three, the four, the 8th connected with the 9th plane for spot welding, two opposite side walls of the blend stop respectively with it is described
First plane of barrel-type casing is in close contact with the 6th plane, remaining in the side wall of shelves item and the nine of barrel-type casing planes is flat
Face is contactless, and the large through-hole 23 is only through the catch, and the small through hole 24 is vertically simultaneously through the catch and described
Blend stop, the shape and size of the catch are consistent with the cross sectional shape and size of the barrel-type casing.
0.4 ± 0.05mm of wall thickness of the barrel-type casing, a diameter of 2.95-3.15mm of the large through-hole are described small logical
A diameter of 2.05 ± 0.03mm in hole；
First plane of the barrel-type casing is parallel with the fourth plane, second plane and the described 5th flat
Face is parallel, and the 3rd plane is parallel with the 9th plane, and the distance between the second plane and the 5th plane h4 are 7.82-
7.94mm, the distance between the 3rd plane and the 9th plane h5 are 12.76-12.88mm, between the first plane and fourth plane
Distance h6 is 7.41-7.53mm；The distance between the 9th planes of Kong Xinyu of small through hole h7 is 5.03 ± 0.05mm, and with
The distance between first plane h8 is 2.13 ± 0.05mm；The distance between first plane h9 described in the Kong Xinyu of the large through-hole
For 3.74 ± 0.10mm, and it is 9.50 ± 0.10mm with the distance between the 9th plane h10.
The length of the barrel-type casing is 36.90 ± 0.05mm, the catch and the distance of one end of the barrel-type casing
For 26.20 ± 0.10mm, the distance of the end of the blend stop and the same end of the barrel-type casing is 15.80 ± 0.05mm, institute
The thickness for stating catch is 1mm.
The manufacturing process of the notebook computer rotation shaft shell is welded the catch of the block and blend stop using laser spot welding
The inner wall of the barrel-type casing is connected to, there is 9 solder joints 5, and the gear between the catch and the inner wall of the barrel-type casing
Solder joint between the edge of piece and the first, the three, the four, the 8th and the 9th plane of the barrel-type casing is respectively 4,1,
2,1 and 1.
The manufacturing process of the notebook computer rotation shaft shell, carries out as steps described below：
Step 1: test to the material of supplied materials section bar, hardness, appearance, size and reliability, while punching press block,
Wherein, supplied materials section bar is 304 stainless steels, more than hardness HV200, and surface is without touching scuffing and deformation, and random sampling observation is at least
100PCS (part), appearance after verification plating ensure the surface of shaft shell after electroplating without sand hole and impurity, and another random sampling observation is at least
30PCS catch verifies size and appearance；
Step 2: wire cutting, barrel-type casing is formed after wire cutting, and length is 37.3-37.4mm, straightness≤
0.05mm, the cut place at barrel-type casing both ends without turned-down edge, without deformation；
Step 3: carry out CNC processing to the barrel-type casing after wire cutting, after processing the length of barrel-type casing for 36.85 ±
0.02mm, and the inner side chamfering at both ends and outside chamfering are R0.05-0.15mm, surface are hairless without damaging, scratch and scratch
Side；And block and barrel-type casing are subjected to examination assembling, and assemble the distance between the edge of backstop and the inner wall of barrel-type casing<
0.05mm；
Step 4: the edge lasers of block to be welded to the inner wall of barrel-type casing, and surface is without touching scuffing and bulge；
Step 5: the surface of the barrel-type casing of countershaft shell is polished, and after polishing, the both ends of barrel-type casing are without collapsing
Side, surface is without weighing wounded；
Step 6: countershaft shell carries out electroplating bright chromium, after electroplating bright chromium, appearance carries out hundred lattice, wear-resisting, rubber without bad
Skin, RCA and alcohol screen test；
Step 7: countershaft shell carries out PVD processing, after PVD processing, appearance without bad, and carry out hundred lattice, wear-resisting, rubber,
RCA and alcohol screen test；
Step 8: packaging is to get finished product after full inspection.
According to client's needs, after step 4 can on shaft shell laser engraving word.
Before the bright chromium of plating in step 6, countershaft shell is cleaned, and is specially：Electrochemical degreasing → hot water wash → cold water
Wash → pickling activation → bright chromium of washing → plating；Wherein pickling activation condition be：1ml/L HCL、10ml/L H2SO4, room temperature, half
Minute.
In the present embodiment, the thickness of the bright chromium of the electroplating surface of shaft shell is 0.05 μm.
In step 7, countershaft shell carries out PVD processing, is specially：Supplied materials sampling observation → plated item cross alkali deoil → clear water is clear
Wash → cross acid surfaces clean → clear water clean → clean → scouring → PVD processing with acetone+talcum powder, the item of wherein PVD processing
Part is：80 DEG C during baking, plated film when vacuum be extracted into 4.5-2 pas and keep vacuum degree 2.8-1 pas film forming.
In step 4, the laser spot welding is pulse laser spot welding and procedure parameter is as follows：Process velocity is 500-
1000mm/s, the ratio between output power and rated power are 10-20%, frequency 10-25Hz, pulsewidth 1.5-8ms, voltage 5-
25V, turning coefficient are 1-200, peak value 0.5-2.0kw, set energy as 1.5-5.0J, and output energy is 1.5-4.0J, defeated
Go out power for 5-20w, the water temperature upper limit is 25-40 DEG C, and water temperature lower limit is 5-15 DEG C.
Embodiment 2：As shown in Fig. 7 to Figure 12, structure is similar to Example 1, the difference is that：
The block is two pieces of catch, and respectively big catch 3 and small catch 4, and the size of the big catch is more than described
The size of small catch, the shape and size of the big catch are consistent with the cross sectional shape and size of the barrel-type casing, described big
The edge of catch is connected with the first, the three, the four, the 8th and the 9th plane of the barrel-type casing for spot welding, the small catch
Upper and its opposite two edges are connected respectively with the first plane of the barrel-type casing and the 6th plane spot welding, the big catch tool
There are two through hole and respectively large through-hole 31 and first through hole 32, the small catch has the second through hole 41, the first through hole
With the second through hole coaxial line, and the first through hole and second through hole form the small through hole.
The length of the barrel-type casing is 36.90 ± 0.05mm, one end of the big catch and the barrel-type casing away from
From for 26.20 ± 0.10mm, the distance of the small catch and the same end of the barrel-type casing is 15.80 ± 0.05mm, described
The thickness of big catch and the small catch is 1mm.
The manufacturing process of the notebook computer rotation shaft shell, using laser spot welding by the big catch and the small catch
It is welded in the inner wall of the barrel-type casing；
There is 9 solder joints, and the edge of the big catch and institute between the big catch and the inner wall of the barrel-type casing
The solder joint stated between the first, the three, the four, the 8th and the 9th plane of barrel-type casing is respectively 4,1,2,1 and 1
It is a；
There are 10 solder joints, and opposite two of the small catch between the small catch and the inner wall of the barrel-type casing
Solder joint between edge and the first plane and the 6th plane of the barrel-type casing is respectively 6 and 4.
Embodiment 1 and embodiment 2 form barrel-type casing by using the mode of stainless steel extrusion forming, pass through punch forming
Block by the two by laser spot welding together, forms accommodating space in barrel-type casing, for housing shaft, baffle is for solid
Determine Spiale element, the matching degree of the shaft of the utility model and laptop is high, and after installation, shaft will not loosen, fitness
Height, slow-roll stabilization, the service life of product are long；
The utility model uses laser spot welding technique, block and barrel-type casing is welded together, no residue, junction is complete
U.S. flawless, product is high-end, suitable for high-end notes this product；Wherein, there is at least nine between block and the inner wall of barrel-type casing
Solder joint；
Successively product surface is handled using plating and PVD process, keeps overall structure outer surface fine and close bright,
Beautiful air, especially suitable for high-end computer, and can be according to client's needs, with the coat of metal of PVD process plating different colours, face
Color is various, meets customer need, more high-end and professional with the color of laptop and the matching degree higher of appearance.
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 notebook computer rotation shaft shell, it is characterised in that：Including barrel-type casing (1) and arranged on the in vivo gear of the cylinder outer race
Block, the barrel-type casing is interior to form accommodating space, and the block is connected with the inner wall spot welding of the barrel-type casing and the block
Perpendicular to the inner wall of the barrel-type casing；
The barrel-type casing include sequentially connected nine faces and be first, second, third, fourth respectively, the 5th, the 6th, the
7th, the 8th and the 9th plane (11,12,13,14,15,16,17,18 and 19), nine faces are integrally formed, face in nine faces
The maximum one side of product is the first plane, and first plane is opposite with the fourth plane, second plane and the described 5th
Plane is opposite, and the 3rd plane is opposite with the 9th plane, and first plane is formed with the second plane junction
First obtuse angle (α 1), second plane and the 3rd plane junction form the second obtuse angle (α 2), the 3rd plane with
The fourth plane junction forms the 3rd obtuse angle (α 3), and the fourth plane and the 5th plane junction formation the 4th are blunt
Angle (α 4), the 5th plane and the 6th plane junction form the first reflex angle (β 1), the 6th plane and described the
Seven plane junctions form the second reflex angle (β 2), and the 7th plane forms the 5th obtuse angle (α with the 8th plane junction
5), the 8th plane and the 9th plane junction form the 6th obtuse angle (α 6), the 9th plane and described first flat
Face junction forms the 7th obtuse angle (α 7)；
There are two through hole and respectively large through-hole and small through hole, the aperture of the large through-hole are more than the small through hole to block tool
Aperture.
2. notebook computer rotation shaft shell according to claim 1, it is characterised in that：The block (2) includes catch (21)
With along the blend stop (22) formed perpendicular to the direction of the catch, the catch is integrally formed with the blend stop, the catch
Edge is connected with the first, the three, the four, the 8th and the 9th plane of the barrel-type casing for spot welding, two phases of the blend stop
To side wall be in close contact respectively with the first plane of the barrel-type casing and the 6th plane, the large through-hole (23) only runs through institute
State catch, the small through hole (24) vertically simultaneously through the catch and the blend stop, the shape and size of the catch with
The cross sectional shape and size of the barrel-type casing are consistent.
3. notebook computer rotation shaft shell according to claim 1, it is characterised in that：The block is two pieces of catch, and point
Not Wei big catch (3) and small catch (4), the size of the big catch is more than the size of the small catch, the shape of the big catch
Shape and size are consistent with the cross sectional shape and size of the barrel-type casing, and the of the edge of the big catch and the barrel-type casing
First, the three, the four, the 8th connected with the 9th plane for spot welding, on the small catch and its opposite two edges respectively with it is described
First plane of barrel-type casing is connected with the 6th plane spot welding, and there are two through hole and respectively large through-holes (31) for the big catch tool
With first through hole (32), the small catch has the second through hole (41), the first through hole and the second through hole coaxial line, and
The first through hole forms the small through hole with second through hole.
4. notebook computer rotation shaft shell according to claim 1, it is characterised in that：The length (h1) of the barrel-type casing is
36.90 ± 0.05mm, the block have axially opposed one end and the other end, one end of the block and the cylinder outer race
The distance (h2) of one end of body is 26.20 ± 0.10mm, the other end of the block and the distance of one end of the barrel-type casing
(h3) it is 15.80 ± 0.05mm.
5. notebook computer rotation shaft shell according to claim 1, it is characterised in that：The wall thickness 0.4 of the barrel-type casing ±
0.05mm, a diameter of 2.95-3.15mm of the large through-hole, a diameter of 2.05 ± 0.03mm of the small through hole；
First plane of the barrel-type casing is parallel with the fourth plane, and second plane is put down with the 5th plane
Row, the 3rd plane is parallel with the 9th plane, and the distance between the second plane and the 5th plane (h4) are 7.82-
7.94mm, the distance between the 3rd plane and the 9th plane (h5) are 12.76-12.88mm, between the first plane and fourth plane
Distance (h6) be 7.41-7.53mm；The distance between the 9th planes of Kong Xinyu of the small through hole (h7) for 5.03 ±
0.05mm, and be 2.13 ± 0.05mm with the distance between the first plane (h8)；First is flat described in the Kong Xinyu of the large through-hole
The distance between face (h9) is 3.74 ± 0.10mm, and is 9.50 ± 0.10mm with the distance between the 9th plane (h10).
6. notebook computer rotation shaft shell according to claim 2, it is characterised in that：The catch and the barrel-type casing
There are 9 solder joints (5) between inner wall, and the edge of the catch and the barrel-type casing first, the three, the four, the 8th and
Solder joint between 9th plane is respectively 4,1,2,1 and 1.
7. notebook computer rotation shaft shell according to claim 3, it is characterised in that：The big catch and the barrel-type casing
Inner wall between there are 9 solder joints, and the edge of the big catch and the barrel-type casing first, the three, the four, the 8th and
Solder joint between 9th plane is respectively 4,1,2,1 and 1；
There are 10 solder joints, and the opposite both sides of the small catch between the small catch and the inner wall of the barrel-type casing
Solder joint between edge and the first plane and the 6th plane of the barrel-type casing is respectively 6 and 4.
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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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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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