CN103691837A - Machining method for bicycle stand - Google Patents
Machining method for bicycle stand Download PDFInfo
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- CN103691837A CN103691837A CN201210364965.XA CN201210364965A CN103691837A CN 103691837 A CN103691837 A CN 103691837A CN 201210364965 A CN201210364965 A CN 201210364965A CN 103691837 A CN103691837 A CN 103691837A
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Abstract
The invention relates to the technical field of bicycle accessories, in particular to a machining method for a bicycle stand. According to the machining method for the bicycle stand, the bicycle stand is produced sequentially by procedures of blanking, punching, shallow drawing, deep drawing, punching, trimming and bending, connecting pieces and reinforcing ribs of the bicycle stand produced by the machining method are not required to be connected in a welding way, and the whole bicycle stand is free of gaps, strong in strength and attractive in appearance; compared with a conventional machining method, the machining method has the advantages of high production efficiency, low raw material consumption and cost and environment friendliness.
Description
Technical field
The present invention relates to bicycle accessories technical field, relate in particular to a kind of processing method of bike rack.
Background technology
The structural representation of the blank that Fig. 1 is the bike rack that is prepared from according to traditional diamond-making technique, can find out from this structural representation, and two braces 3 and two bases of strengthening fins 4 are connected with the corresponding side of support chip 2 successively; In utilizing the process of this blank manufacture bike rack, this blank passes through the operations such as punching, bending, welding successively, wherein, punching refers to that the relevant position punching at support chip 2 and brace 3 goes out corresponding suit hole 21 and fixing hole 31, bending refers to strengthens fins 4 respectively along the side perk of support chip 2 by two braces 3 and two, together with welding refers to brace 3 side adjacent with strengthening fin 4 is welded in.
Utilize the bike rack that the blank manufacture shown in Fig. 1 forms to be connected together owing to adopting welding manner by adjacent brace 3 and strengthening fin 4, manufacture and use procedure in often there is following defect, for example: during welding, easily there is rosin joint, intensity is low, cost is high, production efficiency is low, consumption of raw materials greatly and not environmental protection.
Fig. 2 and Fig. 3 are the structural representation of the bike rack after improving, bike rack after this improvement includes integrated rack body 1, rack body 1 includes support chip 2 and two and is arranged at symmetrically support chip 2 and strengthens fins 4 over against being provided with abreast two between 3, two braces 3 of brace of side; Wherein, the epitaxial end portion that the center of support chip 2 offers suit hole 21, two braces 3 offers respectively fixing hole 31; In addition, two braces 3 are also respectively arranged with Z-shaped bending part 32.Bike rack after this improvement has advantages of that intensity is high, good looking appearance, need further explain, the blank of the bike rack after this improvement as shown in Figure 4 and Figure 5.
Summary of the invention
The processing method that the object of the invention is to provide for the deficiencies in the prior art a kind of bike rack, this processing method can be carried out bike rack production efficiently, and can reduce consumption of raw materials, reduces costs and can reach good environment protecting.
For achieving the above object, the present invention is achieved through the following technical solutions.
A processing method for bike rack, includes following processing step, is specially:
A, blanking: sheet metal punching is gone out to the shape suitable with the blank of bike rack, complete blank and draw materials;
B, punching: the fixing hole position punching at the corresponding brace of blank goes out fixing hole, go out diameter in the suit hole site punching of the corresponding support chip of blank and be set with the locating hole that bore dia is little;
C, shallow stretching: centered by the locating hole of step b institute moulding, towards same direction pre-bending blank corresponding brace position and the corresponding reinforcement fin of blank position;
D, deep drawn: further curved blank corresponding brace position and the corresponding reinforcement fin of blank position on the basis of step c, and make blank corresponding brace position and the corresponding reinforcement fin of blank position vertical with the corresponding support chip of blank position respectively, now, brace and the moulding of reinforcement fin are complete;
E, punching: in the position of positioning hole punching suit hole of step b institute moulding, suit hole is coaxial with locating hole;
F, trimming: each edge part of the bike rack after step e is repaiied and cut neatly;
G, bending: location bending bending and molding at the corresponding Z-shaped bending part of brace go out Z-shaped bending part.
Wherein, the fixing hole going out through described step b punching is counterbore shape, and the fixing hole of this counterbore shape adopts half shearing process punching to form.
Wherein, the thickness of described blank is 2.7mm.
Beneficial effect of the present invention is: the processing method of a kind of bike rack of the present invention includes following processing step, is specially: a, blanking: sheet metal punching is gone out to the shape suitable with the blank of bike rack, complete blank and draw materials; B, punching: the fixing hole position punching at the corresponding brace of blank goes out fixing hole, go out diameter in the suit hole site punching of the corresponding support chip of blank and be set with the locating hole that bore dia is little; C, shallow stretching: centered by the locating hole of step b institute moulding, towards same direction pre-bending blank corresponding brace position and the corresponding reinforcement fin of blank position; D, deep drawn: further curved blank corresponding brace position and the corresponding reinforcement fin of blank position on the basis of step c, and make blank corresponding brace position and the corresponding reinforcement fin of blank position vertical with the corresponding support chip of blank position respectively, now, brace and the moulding of reinforcement fin are complete; E, punching: in the position of positioning hole punching suit hole of step b institute moulding, suit hole is coaxial with locating hole; F, trimming: each edge part of the bike rack after step e is repaiied and cut neatly; G, bending: location bending bending and molding at the corresponding Z-shaped bending part of brace go out Z-shaped bending part.The present invention completes the production of bike rack successively by above-mentioned blanking, punching, shallow stretching, deep drawn, punching, trimming and bending operation, the brace of the bike rack producing through this processing method with strengthen fin without being connected by welding manner, and whole bike rack there will not be gap, the high and good looking appearance of intensity; For traditional processing mode, the present invention has advantages of that production efficiency is high, consumption of raw materials is little, production cost is low and environmental protection.
Accompanying drawing explanation
Utilize accompanying drawing to be further detailed the present invention below, but the embodiment in accompanying drawing does not form any limitation of the invention.
The structural representation of the blank that Fig. 1 is the bike rack that is prepared from according to traditional diamond-making technique.
Fig. 2 is the structural representation of the bike rack after improving.
Fig. 3 is the structural representation at another visual angle of bike rack after improving
Fig. 4 is the structural representation of the blank of the bike rack after improving.
Fig. 5 is the structural representation at another visual angle of blank of the bike rack after improving.
Fig. 6 is the structural representation of the bike rack after shallow stretching.
Fig. 7 is the structural representation of the bike rack after deep drawn.
In Fig. 1 to Fig. 7, include:
1---rack body 2---support chip
21---suit hole 3---brace
31---fixing hole 32---Z-shaped bending part
4---strengthening fin 5---locating hole.
The specific embodiment
Below in conjunction with concrete embodiment, the present invention will be described.
A processing method for bike rack, includes following processing step, is specially: a, blanking: sheet metal punching is gone out to the shape suitable with the blank of bike rack, complete blank and draw materials, wherein, the thickness of blank is 2.7mm; B, punching: the fixing hole 31 position punchings at the corresponding brace 3 of blank go out fixing hole 31, go out diameter be set with the locating hole 5 that hole 21 diameters are little in the 21 position punchings of the suit hole of the corresponding support chip 2 of blank; C, shallow stretching: centered by the locating hole 5 of step b institute moulding, towards same direction pre-bending blank corresponding brace 3 positions and the corresponding reinforcement fin of blank 4 positions; D, deep drawn: further curved blank corresponding brace 3 positions and the corresponding reinforcement fin of blank 4 positions on the basis of step c, and make blank corresponding brace 3 positions and the corresponding reinforcement fin of blank 4 positions vertical with the corresponding support chip of blank 2 positions respectively, now, brace 3 and 4 moulding of reinforcement fin are complete; E, punching: in the locating hole 5 punching suit holes 21, position of step b institute moulding, suit hole 21 is coaxial with locating hole 5; F, trimming: each edge part of the rack body after step e 1 is repaiied and cut neatly; G, bending: location bending bending and molding at brace 3 corresponding Z-shaped bending parts go out Z-shaped bending part.Need further to explain, the fixing hole 31 going out through step b punching is counterbore shape, and the fixing hole 31 of this counterbore shape adopts half shearing process punching to form.
The present invention completes the production of bike rack successively by above-mentioned blanking, punching, shallow stretching, deep drawn, punching, trimming and bending operation, the brace 3 of the bike rack producing through this processing method with strengthen fin 4 without being connected by welding manner, and whole bike rack there will not be gap, the high and good looking appearance of intensity; For traditional processing mode, the present invention has advantages of that production efficiency is high, consumption of raw materials is little, production cost is low and environmental protection.
Above content is only preferred embodiment of the present invention, for those of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, and this description should not be construed as limitation of the present invention.
Claims (3)
1. a processing method for bike rack, includes following processing step, is specially:
A, blanking: sheet metal punching is gone out to the shape suitable with the blank of bike rack, complete blank and draw materials;
B, punching: fixing hole (31) the position punching at the corresponding brace of blank (3) goes out fixing hole (31), go out diameter in suit hole (21) the position punching of the corresponding support chip of blank (2) and be set with the locating hole (5) that hole (21) diameter is little;
C, shallow stretching: centered by the locating hole (5) of step b institute moulding, towards the corresponding brace of same direction pre-bending blank (3) position and the corresponding reinforcement fin of blank (4) position;
D, deep drawn: the further corresponding brace of curved blank (3) position and the corresponding reinforcement fin of blank (4) position on the basis of step c, and make the corresponding brace of blank (3) position and the corresponding reinforcement fin of blank (4) position vertical with the corresponding support chip of blank (2) position respectively, now, brace (3) and the moulding of reinforcement fin (4) are complete;
E, punching: in locating hole (5) position of step b institute moulding punching suit hole (21), suit hole (21) is coaxial with locating hole (5);
F, trimming: each edge part of the rack body after step e (1) is repaiied and cut neatly;
G, bending: location bending bending and molding at the corresponding Z-shaped bending part of brace (3) go out Z-shaped bending part.
2. the processing method of a kind of bike rack according to claim 1, is characterized in that: the fixing hole (31) going out through described step b punching is counterbore shape, and the fixing hole of this counterbore shape (31) adopts half shearing process punching to form.
3. the processing method of a kind of bike rack according to claim 2, is characterized in that: the thickness of described blank is 2.7mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210364965.XA CN103691837A (en) | 2012-09-27 | 2012-09-27 | Machining method for bicycle stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210364965.XA CN103691837A (en) | 2012-09-27 | 2012-09-27 | Machining method for bicycle stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103691837A true CN103691837A (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210364965.XA Pending CN103691837A (en) | 2012-09-27 | 2012-09-27 | Machining method for bicycle stand |
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| Country | Link |
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| CN (1) | CN103691837A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111408658A (en) * | 2020-03-26 | 2020-07-14 | 宁波沃特汽车部件有限公司 | Forming method of automobile shock absorber parts |
| CN115007744A (en) * | 2022-08-08 | 2022-09-06 | 宁波沃特汽车部件有限公司 | Bidirectional bending forming process of reinforcing plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003267279A (en) * | 2002-03-19 | 2003-09-25 | Deki Tekkosho:Kk | Double side stand with sled for bicycle |
| CN201062062Y (en) * | 2007-05-24 | 2008-05-21 | 何通 | Bicycle stand |
| CN102190024A (en) * | 2010-03-03 | 2011-09-21 | 于克跃 | Double-support splint automatic kickstand and machining process thereof |
| CN102189380A (en) * | 2011-04-13 | 2011-09-21 | 惠州伟业精密部件厂 | Support frame manufacturing process |
| CN102513451A (en) * | 2011-12-25 | 2012-06-27 | 上海工程技术大学 | Upper support frame punching process of automobile steering column and bending punching work procedure mold structure thereof |
-
2012
- 2012-09-27 CN CN201210364965.XA patent/CN103691837A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003267279A (en) * | 2002-03-19 | 2003-09-25 | Deki Tekkosho:Kk | Double side stand with sled for bicycle |
| CN201062062Y (en) * | 2007-05-24 | 2008-05-21 | 何通 | Bicycle stand |
| CN102190024A (en) * | 2010-03-03 | 2011-09-21 | 于克跃 | Double-support splint automatic kickstand and machining process thereof |
| CN102189380A (en) * | 2011-04-13 | 2011-09-21 | 惠州伟业精密部件厂 | Support frame manufacturing process |
| CN102513451A (en) * | 2011-12-25 | 2012-06-27 | 上海工程技术大学 | Upper support frame punching process of automobile steering column and bending punching work procedure mold structure thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111408658A (en) * | 2020-03-26 | 2020-07-14 | 宁波沃特汽车部件有限公司 | Forming method of automobile shock absorber parts |
| CN111408658B (en) * | 2020-03-26 | 2021-12-28 | 宁波沃特汽车部件有限公司 | Forming method of automobile shock absorber parts |
| CN115007744A (en) * | 2022-08-08 | 2022-09-06 | 宁波沃特汽车部件有限公司 | Bidirectional bending forming process of reinforcing plate |
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Addressee: Dongguan Chang'an Shangming Mould Technology Co., Ltd. Document name: Notification that Application Deemed to be Withdrawn |
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Application publication date: 20140402 |