CN201595298U - Second rib of quadruple-folding rib sheet - Google Patents
Second rib of quadruple-folding rib sheet Download PDFInfo
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- CN201595298U CN201595298U CN2009202953105U CN200920295310U CN201595298U CN 201595298 U CN201595298 U CN 201595298U CN 2009202953105 U CN2009202953105 U CN 2009202953105U CN 200920295310 U CN200920295310 U CN 200920295310U CN 201595298 U CN201595298 U CN 201595298U
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- umbrella frame
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- umbrella
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Abstract
The utility model relates to umbrella parts, in particular to a second rib of a quadruple-folding rib sheet, which is made of a single steel piece. The second rib is characterized in that components of a body of the second rib are flat. Compared with existing second ribs of quadruple-folding rib sheets, on one hand, the modification structure of the second rib is more convenient in processing, reduces three times of punching compression in the prior art to one-time punching forming, effectively improves production efficiency and saves labor cost, on the other hand, the flat body can be embedded into a third rib in a deeper manner to lead folded rib sheets to be more compact, and the second rib can resolve the problem of overly thick quadruple-folding umbrellas after being folded to a certain extend.
Description
Technical field
The utility model belongs to system umbrella field, relates to a kind of umbrella parts, a kind of specifically second grade of umbrella frame of four folding umbrella frame sheets
Background technology
Common umbrella mainly is made up of umbrella cover, skeleton, last dish, lower wall, umbrella bar and handle etc., as shown in Figure 1.Described skeleton is made up of one group of identical osteocomma of structure, and the broken number of folding umbrella is by the structures shape of osteocomma.The osteocomma of general four folding umbrellas is made up of eight grades of umbrella frames.Described osteocomma by third gear umbrella frame upper end and second grade of umbrella frame lower end respectively be assemblied in the umbrella bar on go up to coil and be connected with lower wall.Described third gear umbrella frame lower end is hinged on described second grade of umbrella frame middle part, and the fourth speed umbrella frame is hinged on the middle and lower part of described third gear umbrella frame.Described second grade of umbrella frame upper end is hinged with the 6th grade of umbrella frame upper end.
In prior art four folding umbrellas, described second grade of umbrella frame made by single cylinder steel, and most of position of body is cylindric.Only the hinged place at two ends and middle part is stamped into flat, so that processing is used for hinged rivet hole.Second grade of umbrella frame of this structure adds man-hour, needs respectively punching press to be carried out at three flat positions.Production efficiency is low in batch process, the cost of labor height.And the junction at flat position and column position can form concentrated stress, has influence on the intensity of second grade of umbrella frame, and bending fractures easily.
In addition, corresponding described third gear umbrella frame of described second grade of umbrella frame and fourth speed umbrella frame hinged place are provided with a semicircle or similar semicircular bend, and its effect is that the position is kept away at the crooked salient point of this hinged place in fourth speed umbrella frame lower end, makes the compactness that folds of umbrella frame.But because that second grade of umbrella frame position except that the hinged place is is cylindric, thickness is bigger, can not the fluting of embedded groove shape third gear umbrella frame in, so the effect of compactness is very limited.Unless increase the groove insied width of third gear umbrella frame, yet the fourth speed umbrella frame, increase groove width and will cause this hinged place slack and undisciplined, the reduction of osteocomma bulk strength because of lower hinge wherein.
Summary of the invention
What the utility model will overcome is the above-mentioned defective that prior art exists, and aims to provide a kind of novel second grade of umbrella frame of four folding osteocommas, by changing shape, simplifies production process, thereby effectively reduces the umbrella cost of manufacture when guaranteeing umbrella frame intensity.Realize folding compacter purpose simultaneously.
Solving the problems of the technologies described above the technical scheme that is adopted is: a kind of second grade of umbrella frame of four folding umbrella frame sheets, its body is made of single steel, its upper end is hinged with the 6th grade of umbrella frame upper end, the lower end is hinged in the lower wall groove, the middle part is hinged with the third gear umbrella frame, corresponding third gear and fourth speed umbrella frame junction are provided with bend on it, it is characterized in that, each position of described body is flat.
Second grade of umbrella frame body shape of the present utility model is single flat, processes easylier, and as being raw material with the columnar alignment steel still, then its punching course only needs a step to finish, and diel is simple in structure, and stamping surface is that the plane gets final product.Compare with three punching presses of the prior art, the efficient of punch process process can be improved nearly three times.And this single flat structure provides feasible condition for again many while punch process, only needs the many columnar materials of having processed bend are placed under the stamping parts simultaneously, starts stamping machine, can finish the stamping procedure of many umbrella frames.Obviously these will ten times even hundred times raising ram efficiency.
When adopting flat line steel to be raw material, then saved the punch forming process, only need directly to process bending part and hole and get final product.Obviously can be than adopting the molded superiority that has more of columnar alignment steel drift.
In addition, flat body makes becomes possibility by second grade of umbrella frame of sheet material processing and fabricating.When with the sheet steel being former material when cutting umbrella frame, can on material, directly determine bend.This has further optimized the process of bend, has arrived the cutting in the process of body with the process of bend is fused.Whole manufacturing procedures of second grade of umbrella frame are reduced to a step cut, obviously be very beneficial for enhancing productivity.And, can realize batch machining too by second grade of umbrella frame of sheet material processing and fabricating.When in batches cutting umbrella frame, if two sides coincide mutually on the width of target umbrella frame, then facing two umbrella frames mutually can the shared same face that cuts, and can effectively reduce cutting slitter edge.
Except improving processing and fabricating efficient, to save outside the cost, the body that the utility model proposes is second grade of umbrella frame of flat also has himself on assembly structure a advantage.It has solved, and osteocomma folds compact inadequately problem in the prior art, realizes this purpose certainly, and the body thickness of described second grade of umbrella frame should be less than third gear umbrella frame groove insied width.
Description of drawings
Fig. 1 is the overall structure schematic diagram of common four folding umbrellas.
Fig. 2 is the osteocomma structural representation that common four folding umbrellas are used.
Fig. 3 is the structural representation of second grade of umbrella frame in the prior art.
Fig. 4 is the left view of second grade of umbrella frame shown in Figure 3.
Fig. 5 is the assembly structure schematic diagram between second grade of umbrella frame and the third gear umbrella frame in the prior art.
Fig. 6 is the A-A sectional view of assembly structure shown in Figure 5.
Fig. 7 is the structural representation of second grade of umbrella frame of the present utility model.
Fig. 8 is the left view of second grade of umbrella frame shown in Figure 7.
Fig. 9 is the assembly structure schematic diagram between second grade of umbrella frame of the utility model and the third gear umbrella frame.
Figure 10 is the B-B sectional view of assembly structure shown in Figure 9.
Figure 11 is the mode schematic diagram that adopts sheet steel processing and manufacturing second grade of umbrella frame of the present utility model.
The specific embodiment
With reference to Fig. 1,2, common umbrella by umbrella cover 3, skeleton, on coil 2, lower wall 4, umbrella bar 5 and handle 6 etc. form, described skeleton is made up of one group of identical osteocomma 1 of structure, and the osteocomma of four folding umbrellas is made up of first grade of umbrella frame 7, second grade of umbrella frame 14, third gear umbrella frame 15, fourth speed umbrella frame 13, the 5th grade of umbrella frame 12, the 6th grade of umbrella frame 11, the 7th grade of umbrella frame 10, the 8th grade of umbrella frame 9 and one grade of saddle 8, seven grades of saddles 16.Wherein third gear umbrella frame 15 and the 6th grade of umbrella frame 11 are the groove bone that is formed by the sheet material doubling.
The upper end of described third gear umbrella frame 15 is hinged on the dish 2, and its lower end is riveted on the middle part of second grade of umbrella frame 14; The lower end of described second grade of umbrella frame 14 is connected on the lower wall 4, its upper end and the upper end of the 6th grade of umbrella frame 11 by under fixing hole rivet; The upper end of described the 6th grade of umbrella frame 11 and the riveted joint of the upper end of fourth speed umbrella frame 13, its middle part is limited in the 5th grade of umbrella frame 12 in its groove with a rivet 17, the upper end riveted joint of its lower end and seven grades of saddles 16; The lower end of described fourth speed umbrella frame 13 is riveted on the middle and lower part of third gear umbrella frame; The upper end of described the 5th grade of umbrella frame and the upper end of second grade of umbrella frame 14 by under fixing hole riveted joint, its lower end is riveted on the lower end of described seven grades of saddles 16; The upper end of described the 7th grade of umbrella frame 10 and the riveted joint of the upper end of one grade of saddle 8, its lower end is connected by last fixing hole with the 6th grade of umbrella frame 11 lower ends; The upper end of described the 8th grade of umbrella frame 9 and the riveted joint of the middle part of one grade of saddle, its lower end is riveted on the lower end of seven grades of saddles 16 equally; It is fixed that clamping is embraced in the lower end of the upper end of described first grade of umbrella frame 7 and one grade of saddle 8.On function, described osteocomma is three quadric chains combining, along with described lower wall 4 moves up and down and stretches and receive folded along described umbrella bar 5; Described umbrella cover 3 covers on the skeleton, and its centre and last dish 2 are fixing, and the edge is fixed on the pearl tail of described first grade of umbrella frame end.Because umbrella cover 5 is strapped in through cotton rope with osteocomma 1 assembly, the push-and-pull lower wall, umbrella cover 5 can be along with umbrella stand struts or folds.
With reference to Fig. 3,4, in the prior art, described second grade of umbrella frame 14 has by the round steel punching press and is made, and comprises three flat caulking parts in a bending part 19 and upper, middle and lower 18,20,21, and the position 22 except that three place's caulking parts is cylindric.In punching course, described flat caulking part 18,20,21 needs to divide and is stamped to form respectively for three times.
With reference to Fig. 5,6, because the diameter at the cylindric position of second grade of umbrella frame of the prior art is generally greater than the groove width of described third gear umbrella frame middle and lower part, second grade of umbrella frame received at osteocomma and can't be embedded in the groove of third gear umbrella frame when folded, and it is not good enough that osteocomma is received folded compactedness.
With reference to Fig. 7,8, novel second grade of umbrella frame that the utility model provides comprises a bending part 19 equally, different is: not only three caulking parts in the upper, middle and lower of its body 23,24,25 are flat, and all the other positions of body are flat too, and thickness is identical with caulking part thickness.
With reference to Fig. 9,10, because the second grade of umbrella frame that the utility model proposes is the flat body, each position thickness is identical with caulking part thickness, groove insied width less than described third gear umbrella frame, be not difficult so to expect, when the osteocomma receipts are folded, second grade of umbrella frame will embed in the groove of third gear umbrella frame, and then osteocomma is received poststack compactness more.
With reference to Figure 11, if two sides 26,27 on second grade of umbrella frame width coincide mutually, be raw material when processing second grade of umbrella frame then when adopting sheet material, can effectively reduce the fee of material material.
What should be understood that is: the foregoing description is just to explanation of the present utility model, rather than to restriction of the present utility model, any innovation and creation that do not exceed in the utility model connotation scope all fall within the protection domain of the present utility model.
Claims (3)
1. second grade of umbrella frame (14) of a folding umbrella frame sheet, its body is made by single steel, its upper end is hinged with the 6th grade of umbrella frame (11) upper end, the lower end is hinged in the groove of lower wall (4), the middle part is hinged with third gear umbrella frame (15) lower end, corresponding third gear umbrella frame and fourth speed umbrella frame junction are provided with bend (19) on it, it is characterized in that, each position of described body is flat.
2. second grade of umbrella frame of a kind of four folding umbrella frame sheets according to claim 1 is characterized in that the thickness of described body is less than described third gear umbrella frame (15) groove insied width.
3. second grade of umbrella frame of a kind of four folding umbrella frame sheets according to claim 1 is characterized in that two sides (26,27) on the width of described body coincide mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202953105U CN201595298U (en) | 2009-12-28 | 2009-12-28 | Second rib of quadruple-folding rib sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202953105U CN201595298U (en) | 2009-12-28 | 2009-12-28 | Second rib of quadruple-folding rib sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201595298U true CN201595298U (en) | 2010-10-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202953105U Expired - Lifetime CN201595298U (en) | 2009-12-28 | 2009-12-28 | Second rib of quadruple-folding rib sheet |
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| Country | Link |
|---|---|
| CN (1) | CN201595298U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105581465A (en) * | 2015-12-25 | 2016-05-18 | 杭州天堂伞业集团有限公司 | Stress-optimized three-gear umbrella rib of folding umbrella and processing method thereof |
| CN105595560A (en) * | 2015-12-25 | 2016-05-25 | 杭州天堂伞业集团有限公司 | Second-gear umbrella rib of folding umbrella and processing method thereof |
-
2009
- 2009-12-28 CN CN2009202953105U patent/CN201595298U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105581465A (en) * | 2015-12-25 | 2016-05-18 | 杭州天堂伞业集团有限公司 | Stress-optimized three-gear umbrella rib of folding umbrella and processing method thereof |
| CN105595560A (en) * | 2015-12-25 | 2016-05-25 | 杭州天堂伞业集团有限公司 | Second-gear umbrella rib of folding umbrella and processing method thereof |
| CN105581465B (en) * | 2015-12-25 | 2018-05-01 | 杭州天堂伞业集团有限公司 | A kind of the third gear umbrella frame and its processing method of the folding umbrella of stress optimization |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101006 |