CN101786219A - Method for manufacturing formed bicycle hub - Google Patents
Method for manufacturing formed bicycle hub Download PDFInfo
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- CN101786219A CN101786219A CN201010004521A CN201010004521A CN101786219A CN 101786219 A CN101786219 A CN 101786219A CN 201010004521 A CN201010004521 A CN 201010004521A CN 201010004521 A CN201010004521 A CN 201010004521A CN 101786219 A CN101786219 A CN 101786219A
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Abstract
The invention provides a method for manufacturing a formed bicycle hub, which is characterized by using a numerical control cold pressure extrusion machine for carrying out cold pressure extrusion molding on a circular straight steel pipe, using a numerical control automatic cutting machine for cutting, using a numerical control automatic lathe for clearing slitter edges, and further using a numerical control automatic drilling machine for drilling a spoke hole on a face plate of the bicycle hub; and axle rolls are mounted at two ends of the pipe center of a bicycle hub pipe, a hexagon nut, a flat washer, a lock nut, an axle bumper and an axle bowl are mounted on threads on two sides of the axle rolls, and a dust cover and a steel ball are mounted between the axle bumper and the axle bowl. The invention provides the method for manufacturing the formed bicycle hub, which has the advantages of reasonable structure, simple process, reliable performances, quality assurance and beautiful and reasonable shape and can be operated without a special clamp, and the bicycle hub can be processed into various different shapes and specifications by applying the numerical control automatic lathe.
Description
Technical field
The present invention relates to a kind of manufacture method of formed bicycle hub, relate in particular to a kind of manufacture method of the bicycle hub with the machine-shaping of roundy and straight steel pipe.
Background technology
At present, produce bicycle hub and all be earlier by the length cutting steel pipe of axle skin, pipe in producing respectively again, about two floral discs, want rounding, car pin when producing in the axle skin pipe; Want blank about production during two floral discs, punch press flattens, and annealing softening is handled, the punch press extrusion molding, edge-cutting and hole-punching, the lathe car becomes floral disc, with hydraulic press with middle pipe and about two floral discs synthetic axle skin of colding pressing.This kind production technology is many, and feed consumption is big and complicated, and speed of production is slow, the product beat not just, the quality instability easily causes waster many, the cost height directly influences productivity effect and economic benefit, assembly precision is low, material deterioration inside rate height.
Summary of the invention
Technical problem to be solved by this invention is the situation at prior art, provide a kind of rational in infrastructure, technology is simple, dependable performance, quality assurance, good looking appearance is reasonable, does not need special anchor clamps just can operate, use the numerical control automatic machine tool, the axle for bicycle micromicro is processed into the manufacture method of a kind of formed bicycle hub of various profile and specification as required.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of manufacture method of formed bicycle hub, it is characterized in that with the roundy and straight steel pipe through numerical control cold pressing the extruding machine the extrusion modling of colding pressing, the cutting of numerical control automatic gas cutting machine device, the slitter edge of CNC automatic turning machine is removed, on the floral disc of bicycle hub, bore spoke hole by the numerical control automatic drilling machine again, die two ends at the axle for bicycle leather hose are equipped with beaming roller, on the screw thread of the both sides of beaming roller, hex nut is installed, plain washer, locknut, axle shelves and axle bowl are equipped with dust cap and steel ball between axle shelves and axle bowl.Described roundy and straight steel tube-surface processing of rust removing is put into the cold pressing charging mouth of pipe of extruder of numerical control with roundy and straight steel Guan Yiduan, and the other end is laid on the top of the shelf, and the height of shelf is consistent with the height of the feed pipe of the extruder of colding pressing.The cold pressing extrusion modling of colding pressing of extruding machine of described numerical control can be controlled the shape of bicycle hub central siphon at the cold pressing different program operation of extruder of the difformity respective design numerical control of formed bicycle hub.The cutting of described numerical control automatic gas cutting machine can be controlled the length of bicycle hub central siphon at the different program operation of the difformity respective design numerical control automatic gas cutting machine of formed bicycle hub.The slitter edge of described CNC automatic turning machine is removed and can be controlled slitter edge and burr that the factor control cuts out automatically at the different program operation of the difformity respective design CNC automatic turning machine of formed bicycle hub.
Described numerical control automatic drilling machine bores spoke hole on the floral disc of bicycle hub can be at the different program operation of the difformity respective design numerical control automatic gas cutting machine of formed bicycle hub.Have 8-18 hole spoke hole on the described floral disc limit, the spoke hole diameter is 0.80 millimeter-2.80 millimeters, and there is chamfering the spoke hole both sides.Cause is used for the spoke hole count of floral disc, the spoke hole internal diameter, and spoke hole distribution diameter and central siphon length can be supporting with any cycle wheel.The overcoat two ends of described axle for bicycle leather hose are provided with flower-drum.Be equipped with rolling bearing in the described flower-drum, be provided with the flange lining between bearing inner race and the beaming roller, the socket place that reaches the bearing inner race of both sides on beaming roller has stay pipe.Described bicycle hub tube-surface is electroplated chromium plating and is handled.
Advantage of the present invention:
1. rational in infrastructure, technology is simple, and good looking appearance is reasonable.
2. do not need special anchor clamps just can operate dependable performance, quality assurance.
3. can be processed into various profile and specification as required.
4. be applied to the programming of numerical control automatic machine tool, do not need the punching machine mold drawing, save cost.
Description of drawings
Fig. 1 is the process chart of the manufacture method of a kind of formed bicycle hub of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing embodiment the manufacture method of a kind of formed bicycle hub of the present invention is described in further detail.As shown in Figure 1, a kind of manufacture method of formed bicycle hub, it is characterized in that with the roundy and straight steel pipe through numerical control cold pressing the extruding machine the extrusion modling of colding pressing, the cutting of numerical control automatic gas cutting machine device, the slitter edge of CNC automatic turning machine is removed, and bores spoke hole by the numerical control automatic drilling machine on the floral disc of bicycle hub again.Die two ends at the axle for bicycle leather hose are equipped with beaming roller, and hex nut, plain washer, locknut, axle shelves and axle bowl are installed on the screw thread of the both sides of beaming roller, between axle shelves and axle bowl dust cap and steel ball are installed.Described roundy and straight steel tube-surface processing of rust removing is put into the cold pressing charging mouth of pipe of extruder of numerical control with roundy and straight steel Guan Yiduan, and the other end is laid on the top of the shelf, and the height of shelf is consistent with the height of the feed pipe of the extruder of colding pressing.The cold pressing extrusion modling of colding pressing of extruding machine of described numerical control can be controlled the shape of bicycle hub central siphon at the cold pressing different program operation of extruder of the difformity respective design numerical control of formed bicycle hub.The cutting of described numerical control automatic gas cutting machine can be controlled the length of bicycle hub central siphon at the different program operation of the difformity respective design numerical control automatic gas cutting machine of formed bicycle hub.The slitter edge of described CNC automatic turning machine is removed and can be controlled slitter edge and burr that the factor control cuts out automatically at the different program operation of the difformity respective design CNC automatic turning machine of formed bicycle hub.
Described numerical control automatic drilling machine bores spoke hole on the floral disc of bicycle hub can be at the different program operation of the difformity respective design numerical control automatic gas cutting machine of formed bicycle hub.Have 8-18 hole spoke hole on the described floral disc limit, the spoke hole diameter is 0.80 millimeter-2.80 millimeters, and there is chamfering the spoke hole both sides.Cause is used for the spoke hole count of floral disc, the spoke hole internal diameter, and spoke hole distribution diameter and central siphon length can be supporting with any cycle wheel.The overcoat two ends of described axle for bicycle leather hose are provided with flower-drum.Be equipped with rolling bearing in the described flower-drum, be provided with the flange lining between bearing inner race and the beaming roller, the socket place that reaches the bearing inner race of both sides on beaming roller has stay pipe.Described bicycle hub tube-surface is electroplated chromium plating and is handled, rise progressively aesthetic measure and antirust, anti-corrosive function.
During the processing bicycle hub, the roundy and straight steel pipe is shaped through the cold pressing central siphon of extruder extrusion process axle skin and floral disc of numerical control, length with the central siphon of numerical control automatic gas cutting machine cutting axis skin is shaped, with the slitter edge and the burr of CNC automatic turning machine removing axle skin, with the spoke hole shaping of numerical control automatic drilling machine processing axle skin.Central siphon at the axle skin is installed beaming roller, installs the axle dress on the screw thread of beaming roller both sides additional, the axle bowl.Between axle shelves and axle bowl, install steel ball and dust cap additional, install the pin mother additional, the axle shelves are tightened, flat shim and hex nut are installed respectively, detect and pack warehouse-in then at the two ends of beaming roller in the outside of axle shelves.The fork pin of bicycle just is installed on the beaming roller between locknut and the pad.
Claims (10)
1. the manufacture method of a formed bicycle hub, it is characterized in that with the roundy and straight steel pipe through numerical control cold pressing the extruding machine the extrusion modling of colding pressing, the cutting of numerical control automatic gas cutting machine device, the slitter edge of CNC automatic turning machine is removed, on the floral disc of bicycle hub, bore spoke hole by the numerical control automatic drilling machine again, die two ends at the axle for bicycle leather hose are equipped with beaming roller, hex nut, plain washer, locknut, axle shelves and axle bowl are installed on the screw thread of the both sides of beaming roller, between axle shelves and axle bowl, dust cap and steel ball are installed.
2. the manufacture method of a kind of formed bicycle hub according to claim 1, it is characterized in that: described roundy and straight steel tube-surface processing of rust removing, roundy and straight steel Guan Yiduan is put into the cold pressing charging mouth of pipe of extruder of numerical control, the other end is laid on the top of the shelf, and the height of shelf is consistent with the height of the feed pipe of the extruder of colding pressing.
3. the manufacture method of a kind of formed bicycle hub according to claim 1 is characterized in that: the extrusion modling of colding pressing of extruding machine is colded pressing in described numerical control can be at the cold pressing different program operation of extruder of the difformity respective design numerical control of formed bicycle hub.
4. the manufacture method of a kind of formed bicycle hub according to claim 1 is characterized in that: the cutting of described numerical control automatic gas cutting machine can be at the different program operation of the difformity respective design numerical control automatic gas cutting machine of formed bicycle hub.
5. the manufacture method of a kind of formed bicycle hub according to claim 1 is characterized in that: the slitter edge of described CNC automatic turning machine is removed can be at the different program operation of the difformity respective design CNC automatic turning machine of formed bicycle hub.
6. the manufacture method of a kind of formed bicycle hub according to claim 1 is characterized in that: described numerical control automatic drilling machine bores spoke hole on the floral disc of bicycle hub can be at the different program operation of the difformity respective design numerical control automatic gas cutting machine of formed bicycle hub.
7. the manufacture method of a kind of formed bicycle hub according to claim 1, it is characterized in that: have 8-18 hole spoke hole on the described floral disc limit, the spoke hole diameter is 0.80 millimeter-2.80 millimeters, and there is chamfering the spoke hole both sides.
8. the manufacture method of a kind of formed bicycle hub according to claim 1, it is characterized in that: the overcoat two ends of described axle for bicycle leather hose are provided with flower-drum.
9. the manufacture method of a kind of formed bicycle hub according to claim 1, it is characterized in that: be equipped with rolling bearing in the described flower-drum, be provided with the flange lining between bearing inner race and the beaming roller, the socket place that reaches the bearing inner race of both sides on beaming roller has stay pipe.
10. the manufacture method of a kind of formed bicycle hub according to claim 1 is characterized in that: described bicycle hub tube-surface plating chromium plating processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010004521A CN101786219A (en) | 2010-01-09 | 2010-01-09 | Method for manufacturing formed bicycle hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010004521A CN101786219A (en) | 2010-01-09 | 2010-01-09 | Method for manufacturing formed bicycle hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101786219A true CN101786219A (en) | 2010-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010004521A Pending CN101786219A (en) | 2010-01-09 | 2010-01-09 | Method for manufacturing formed bicycle hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101786219A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101961827A (en) * | 2010-08-12 | 2011-02-02 | 李良有 | Novel process for manufacturing bicycle axle hub |
| CN102582750A (en) * | 2012-03-09 | 2012-07-18 | 广州市银三环机械有限公司 | Bicycle frame manufacturing process |
| CN102728998A (en) * | 2011-04-07 | 2012-10-17 | 温永林 | Anti-slip rotating shaft machining process |
-
2010
- 2010-01-09 CN CN201010004521A patent/CN101786219A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101961827A (en) * | 2010-08-12 | 2011-02-02 | 李良有 | Novel process for manufacturing bicycle axle hub |
| CN102728998A (en) * | 2011-04-07 | 2012-10-17 | 温永林 | Anti-slip rotating shaft machining process |
| CN102582750A (en) * | 2012-03-09 | 2012-07-18 | 广州市银三环机械有限公司 | Bicycle frame manufacturing process |
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Open date: 20100728 |