CN105581465B - A kind of the third gear umbrella frame and its processing method of the folding umbrella of stress optimization - Google Patents
A kind of the third gear umbrella frame and its processing method of the folding umbrella of stress optimization Download PDFInfo
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- CN105581465B CN105581465B CN201510998068.8A CN201510998068A CN105581465B CN 105581465 B CN105581465 B CN 105581465B CN 201510998068 A CN201510998068 A CN 201510998068A CN 105581465 B CN105581465 B CN 105581465B
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- Prior art keywords
- blanking
- gear
- umbrella frame
- mounting hole
- umbrella
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Classifications
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B25/00—Details of umbrellas
- A45B25/02—Umbrella frames
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B19/00—Special folding or telescoping of umbrellas
- A45B19/10—Special folding or telescoping of umbrellas with collapsible ribs
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- Walking Sticks, Umbrellas, And Fans (AREA)
Abstract
The invention discloses a kind of third gear umbrella frame of the folding umbrella of stress optimization, including umbrella frame body, the upper end of the body is equipped with the first mounting hole of the upper disk of connection, middle part is equipped with the second mounting hole of connection fourth gear umbrella frame at lower end, lower end is equipped with the 3rd mounting hole for connecting small saddle, the body is folded to form by the center line of rammed blanking along its length, it is characterised in that the width on the blanking positioned at region at the second mounting hole is maximum, and the width of remainder narrows.The present invention suitably widens, and suitably narrow in secondary part of the force by varying the blanking shape of third gear osteocomma is made in main part of the force, and material is saved with this, and improves the stress-bearing capability of third gear osteocomma entirety, greatly reduces the breakage problem of this grade of osteocomma.And in stamping and discharging, big small end or so can be alternately arranged so that width is complementary, thus can greatly reduce material.
Description
Technical field
The present invention relates to umbrella parts, more particularly to umbrella frame component, specifically a kind of folding umbrella of stress optimization
Third gear umbrella frame and its processing method.
Background technology
Conventional folding umbrella, there is the different structure types such as triple folding umbrella, five folding umbrellas.A kind of as shown in Figure 1, typical three folding
Umbrella, including handle 1, umbrella stem 2, umbrella stand 3, upper disk 4, umbrella cover 5 and lower wall 6.Disk 4 and handle 1 are respectively and fixedly installed on the umbrella
The upper/lower terminal of umbrella stem 2, lower wall 6 are sleeved in umbrella stem 2, can be slided up and down along umbrella stem 2, along cylindrical on upper disk 4 and lower wall 6
It is uniformly provided with one group of groove week.
With reference to Fig. 2, the umbrella stand 3 is made of the essentially identical osteocomma component of one group of structure, is correspondingly arranged at disk 4 with
In groove on disk 6.Each osteocomma component is by one grade of umbrella frame, 29, two grades of umbrella frames 8, third gear umbrella frame 7,9, five grades of fourth gear umbrella frame
27, six grades of umbrella frames 26 of umbrella frame, big saddle 25, middle saddle 28 and small saddle 30 form, and 7 upper end of third gear umbrella frame is fixed on
In the groove of disk 4, lower end is riveted on the small saddle 30 in middle part of two grades of umbrella frames 8；The upper end of two grades of umbrella frames 8 is fixed on described
In the groove of lower wall 6, lower end is riveted on the middle part of big saddle 25；The upper end of the big saddle 25 and the lower end riveting of fourth gear umbrella frame 9
Connect, the upper end of the fourth gear umbrella frame 9 is riveted on third gear umbrella frame 7 close to the position of lower end；During the lower end of five grades of umbrella frames 27 is riveted to
The middle part of saddle 28, described six grades of 26 upper ends of umbrella frame are connected to the lower end of two grades of umbrella frames 8, and lower end is riveted to the upper of middle saddle 28
End；The upper end of one grade of umbrella frame 29 is connected to the lower end of middle saddle 28, and a droplet 10 is fixed in its lower end.The osteocomma is formed
One linkage, stretching, extension and folding are moved up and down with lower wall 6 along umbrella stem 2.
The umbrella cover 5 is covered on umbrella stand 3, and the center portion thereof position is fixed with upper disk 4, and edge is fixed on droplet 10.Due to
Umbrella cover 5 and osteocomma component, suture through cotton rope.Lower wall 6 is pushed and pulled, umbrella cover 5 can be as umbrella stand 3 struts or folds.
Fig. 4-Figure 10 is the structure diagram of existing third gear umbrella frame 7.The first mounting hole is equipped with the upper end of third gear umbrella frame 7
11, for connecting upper disk 4；Middle part is equipped with the second mounting hole 12 at lower end, for connecting fourth gear umbrella frame 9；Lower end is equipped with the
Three mounting holes 13, for connecting small saddle 30.As shown in figure 5, third gear umbrella frame 7 be by rammed blanking along its length in
Heart line 14 is folded to form, and for its shape close to rectangle, front and rear side 15,16 is parallel with center line 14, and both ends are processed into and the
One mounting hole 11 and the 3rd mounting hole 13 are corresponding arc-shaped, therefore width of the blanking in any position is identical.However, three
Shelves umbrella frame 7 is also differed in the intensity of different its stress of position.Specifically, at the first mounting hole 11 and the 3rd mounting hole 13
Used mainly as fulcrum, thus stress is little.Transmission relay is directly used at second mounting hole 12, therefore stress herein is most
Greatly, and then stress is relatively small at other positions., can only be by the width of blanking by most receiving greatly in order to meet the requirement of maximum weighted
Designed at force, and plurality of positions intensity is superfluous, the result is that a large amount of wastes of material are caused, it is very uneconomical.Also, part position
Put and be also easy to be broken under special circumstances.
The content of the invention
A kind of the present invention is to solve above problem existing in the prior art, it is desirable to provide the three of folding umbrella of stress optimization
Shelves umbrella frame.
To solve the above problems, the present invention uses following technical scheme：A kind of third gear umbrella frame of the folding umbrella of stress optimization, bag
Umbrella frame body is included, the upper end of the body is equipped with the first mounting hole of the upper disk of connection, and middle part is equipped with connection four at lower end
Second mounting hole of shelves umbrella frame, lower end are equipped with the 3rd mounting hole for connecting small saddle, the body by it is rammed fall
The center line of material along its length is folded to form, it is characterised in that is located at the width in region at the second mounting hole most on the blanking
Greatly, the width of remainder narrows.
A kind of third gear umbrella frame of the folding umbrella of stress optimization of the present invention, by varying the blanking shape of third gear osteocomma is made,
Suitably widen in main part of the force, and suitably narrow in secondary part of the force, material is saved with this, and improve third gear osteocomma
Overall stress-bearing capability, greatly reduces the breakage problem of this grade of osteocomma.
Since the second mounting hole is close to third gear osteocomma lower end, the entirety of third gear osteocomma is in the narrow shape in the wide upper end in lower end
Big small end or so, in stamping and discharging, can be alternately arranged by formula so that width is complementary, thus can greatly reduce material.
Force part is further widened, which accounts for the proportion very little of umbrella frame, whole after narrowing due to secondary force part
The osteocomma area of body is still more much smaller than the osteocomma area of the prior art, but can but greatly improve the stress of whole third gear umbrella frame
Ability, thus can reduce the thickness of osteocomma, and material is used so as to further save.
As the improvement of the present invention, the two sides of blanking are in smooth curve.
As a further improvement on the present invention, the widest part of the width of blanking from the second installation bore region becomes narrow gradually downwards
Until the 3rd installation bore region, and start to broaden after becoming narrow gradually upwards to minimum widith until the first installation bore region.
As the further improvement of the present invention, the shape and the shape after blanking rotation 180 degree of blanking are complementary.Due to two
Person's shape is complementary, and in stamping and discharging, the side of two neighboring blanking line is to overlap, and when punching press does not have waste material, can improve material
The utilization rate of material.
Further as the present invention is improved, and the umbrella frame body lower end slightly upwarps, when collapsing, each shelves umbrella frame energy
It is enough preferably to overlap.
The processing method that the present invention also provides a kind of third gear umbrella frame of the folding umbrella of stress optimization, it is characterised in that press with
Step carries out：
1) on metal film, the shape after blanking shape is rotated 180 degree with blanking replaces in a manner of side overlaps
Arrangement forms blanking line, and the width maximum in region at the second mounting hole is located on the blanking, and the width of remainder narrows, and
And the shape of blanking and the shape after blanking rotation 180 degree are complementary；
2) blanking is stamped out by blanking line；
3) the center line doubling of blanking along its length is molded.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and detailed description.
Fig. 1 is a kind of existing typical structure diagram for rolling over umbrella.
Fig. 2 is the structure diagram of the rib assemblies of the prior art.
Fig. 3 is view of the rib assemblies of the prior art when folding.
Fig. 4 is the structure diagram of the third gear osteocomma of the prior art.
Fig. 5 is the structure diagram of the blanking of the third gear osteocomma of the prior art.
Fig. 6 is the top view of Fig. 4.
Fig. 7 is the A1-A1 of Fig. 6 to sectional view.
Fig. 8 is the B1-B1 of Fig. 6 to sectional view.
Fig. 9 is the C1-C1 of Fig. 6 to sectional view.
Figure 10 is the D1-D1 of Fig. 6 to sectional view.
Layout viewing when Figure 11 is existing third gear osteocomma punching press.
Figure 12 is the structure diagram of rib assemblies of the present invention.
Figure 13 is view of the rib assemblies of the present invention when folding.
Figure 14 is the structure diagram of the third gear osteocomma of the present invention.
Figure 15 is the structure diagram of the blanking of the third gear osteocomma of the present invention.
Figure 16 is the top view of Figure 14.
Figure 17 is the A2-A2 of Figure 16 to sectional view.
Figure 18 is the B2-B2 of Figure 16 to sectional view.
Figure 19 is the C2-C2 of Figure 16 to sectional view.
Figure 20 is the D2-D2 of Figure 16 to sectional view.
Figure 21 is the E2-E2 of Figure 16 to sectional view.
Layout viewing when Figure 22 is the third gear osteocomma punching press of the present invention.
Figure 23 is the structure diagram of another embodiment of third gear osteocomma of the present invention.
Figure 24 is view of the rib assemblies of Figure 23 embodiments when folding.
Embodiment
It should be noted that " upper end " mentioned in the present invention refers to one end towards umbrella stem direction, " lower end " refers to carry on the back
From the one end in umbrella stem direction.Similarly, " upward " refers to towards umbrella stem direction, and " downward " refers to deviate from umbrella stem direction.On so-called
Under only refer to its relative position, easy to describe, be not particularly limited.It is of course also possible to will " on " " left side " is defined as, " under " definition
For " right side ", structural relation of the invention is had no effect on.
With reference to Figure 14-Figure 21, a kind of third gear umbrella frame of the folding umbrella of stress of the invention optimization, including umbrella frame body are described
The upper end of body is equipped with the first mounting hole 11 of the upper disk 4 of connection, and middle part is equipped with lower end connects the of fourth gear umbrella frame 9
Two mounting holes 12, lower end are equipped with the 3rd mounting hole 13 for connecting small saddle 30, and the body is long by rammed blanking edge
The center line 14 in degree direction is folded to form.
Width H3 on the blanking positioned at region at the second mounting hole 12 is maximum, and the width of remainder narrows.And fall
The two sides of material are in smooth curve.Specifically, most width position H3 of the width of blanking from 12 region of the second mounting hole is downward
Become narrow gradually up to 13 region of the 3rd mounting hole, and start to broaden after becoming narrow gradually upwards to minimum widith H4 until the first peace
Fill 11 region of hole.
The shape of blanking and the shape after blanking rotation 180 degree are complementary.In stamping and discharging, the side of two neighboring blanking line
While it is to overlap, when punching press does not have waste material, can improve the utilization rate of material.
With reference to Figure 22, the processing method of the third gear umbrella frame of the folding umbrella of a kind of stress of the invention optimization, it is characterised in that press
Under carried out with step：
1) on metal film, the shape after blanking shape is rotated 180 degree with blanking replaces in a manner of side overlaps
Arrangement forms blanking line, and the width H3 maximums in region at the second mounting hole 12 are located on the blanking, and the width of remainder is received
It is narrow, and the shape of blanking and the shape after blanking rotation 180 degree are complementary；
2) blanking is stamped out by blanking line；
3) 14 doubling of center line of blanking along its length is molded.
From this figure 22, it can be seen that since the width of the blanking shape of the third gear umbrella frame of the present invention is change, in main forced section
Position is widened, and narrows in secondary force part so that the area of every third gear umbrella frame greatly reduces.Also, due to adding for blanking
The shape of wide portion and the shape of constriction are complementary, when slug is arranged, widened section and the narrowed portion split-phase of adjacent blanking
Right, the side of blanking line is to overlap, and when punching press does not have waste material, can improve the utilization rate of material.With the three of the prior art of Fig. 1
Shelves osteocomma is compared, and the center spacing H1 of its adjacent pair blanking is 10mm.And the improved third gear osteocomma of the present invention, adjacent pair
The center spacing H2 of blanking is 8mm, can save 40% with material amount.
Moreover, force part is further widened, which accounts for the proportion very little of umbrella frame, due to secondary force part
After narrowing, overall osteocomma area is still more much smaller than the osteocomma area of the prior art, but can but greatly improve whole third gear
The stress-bearing capability of umbrella frame, thus can reduce the thickness of osteocomma, and material is used so as to further save.In general, by the thickness of osteocomma
Degree is reduced to 0.3mm from 0.4mm.
Advantage of both summary, third gear osteocomma of the invention, the dosage of its improved rear material can save at least
50%, its commercial promise is very huge.
With reference to Figure 23, another embodiment of third gear osteocomma of the present invention.It is umbrella frame with previous embodiment difference
Body lower end 17 slightly upwarps.The structure of remainder is identical with previous embodiment.Its advantage is when rib assemblies collapse, respectively
Shelves umbrella frame can be overlapped preferably, as shown in figure 24.
It is to be understood that：Above-described embodiment is the description of the invention, rather than limitation of the present invention, any
Without departing from the innovation and creation in the range of true spirit, each fall within protection scope of the present invention.
Claims (6)
1. a kind of third gear umbrella frame of the folding umbrella of stress optimization, including umbrella frame body, the upper end of the body are equipped with the upper disk (4) of connection
First mounting hole (11), middle part are equipped with the second mounting hole (12) of connection fourth gear umbrella frame (9) at lower end, and lower end is set
There are the 3rd mounting hole (13) for connecting small saddle (30), center line of the body by rammed blanking along its length
(14) it is folded to form, it is characterised in that the width (H3) on the blanking positioned at the second mounting hole (12) place region is maximum, remaining
Partial width narrows；The shape of blanking and the shape after blanking rotation 180 degree are complementary.
2. the third gear umbrella frame of the folding umbrella of a kind of stress optimization as claimed in claim 1, it is characterised in that the two sides of blanking are in
Smooth curve.
3. the third gear umbrella frame of the folding umbrella of a kind of stress optimization as claimed in claim 2, it is characterised in that the width of blanking is from the
The widest part in two mounting holes (12) region is become narrow gradually downwards up to the 3rd mounting hole (13) region, and is become narrow gradually upwards to most
Small width (H4) starts to broaden until the first mounting hole (11) region again afterwards.
A kind of 4. third gear umbrella frame of the folding umbrella of stress optimization as claimed in claim 1, it is characterised in that umbrella frame body lower end
(17) slightly upwarp.
5. a kind of processing method of the third gear umbrella frame of the folding umbrella of stress optimization, it is characterised in that press and carried out with step：
1) on metal film, the shape after blanking shape is rotated 180 degree with blanking is alternately arranged in a manner of side overlaps
Blanking line is formed, width (H3) maximum in the second mounting hole (12) place region is located on the blanking, the width of remainder is received
It is narrow, and the shape of blanking and the shape after blanking rotation 180 degree are complementary；
2) blanking is stamped out by blanking line；
3) center line (14) doubling of blanking along its length is molded.
A kind of 6. processing method of the third gear umbrella frame of the folding umbrella of stress optimization as claimed in claim 5, it is characterised in that blanking
Two sides be in smooth curve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510998068.8A CN105581465B (en) | 2015-12-25 | 2015-12-25 | A kind of the third gear umbrella frame and its processing method of the folding umbrella of stress optimization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510998068.8A CN105581465B (en) | 2015-12-25 | 2015-12-25 | A kind of the third gear umbrella frame and its processing method of the folding umbrella of stress optimization |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105581465A CN105581465A (en) | 2016-05-18 |
| CN105581465B true CN105581465B (en) | 2018-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510998068.8A Active CN105581465B (en) | 2015-12-25 | 2015-12-25 | A kind of the third gear umbrella frame and its processing method of the folding umbrella of stress optimization |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2904726Y (en) * | 2006-06-23 | 2007-05-30 | 王斌章 | Third grade umbrella rib |
| CN201323957Y (en) * | 2008-12-18 | 2009-10-14 | 王斌章 | Connecting structure of second gear umbrella frame and extension spring |
| CN201595298U (en) * | 2009-12-28 | 2010-10-06 | 杭州天堂伞业集团有限公司 | Second rib of quadruple-folding rib sheet |
| EP2594151A1 (en) * | 2011-11-21 | 2013-05-22 | LongWide Technology Inc. | Integrated illumination part and lead frame of umbrella |
| CN205378954U (en) * | 2015-12-25 | 2016-07-13 | 杭州天堂伞业集团有限公司 | Third gear rib of book umbrella that atress is optimized |
-
2015
- 2015-12-25 CN CN201510998068.8A patent/CN105581465B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2904726Y (en) * | 2006-06-23 | 2007-05-30 | 王斌章 | Third grade umbrella rib |
| CN201323957Y (en) * | 2008-12-18 | 2009-10-14 | 王斌章 | Connecting structure of second gear umbrella frame and extension spring |
| CN201595298U (en) * | 2009-12-28 | 2010-10-06 | 杭州天堂伞业集团有限公司 | Second rib of quadruple-folding rib sheet |
| EP2594151A1 (en) * | 2011-11-21 | 2013-05-22 | LongWide Technology Inc. | Integrated illumination part and lead frame of umbrella |
| CN205378954U (en) * | 2015-12-25 | 2016-07-13 | 杭州天堂伞业集团有限公司 | Third gear rib of book umbrella that atress is optimized |
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| Publication number | Publication date |
|---|---|
| CN105581465A (en) | 2016-05-18 |
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