CN1033370C - Method for mfg. blank of outer gear for automative driving axle's ball joint - Google Patents
Method for mfg. blank of outer gear for automative driving axle's ball joint Download PDFInfo
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- CN1033370C CN1033370C CN 92111204 CN92111204A CN1033370C CN 1033370 C CN1033370 C CN 1033370C CN 92111204 CN92111204 CN 92111204 CN 92111204 A CN92111204 A CN 92111204A CN 1033370 C CN1033370 C CN 1033370C
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- foreign steamer
- green body
- crude green
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- outer gear
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Abstract
The present invention relates to a method for manufacturing a rough blank of an outer gear for a ball joint (BJ) of an automobile driving axle. Iron rod base material is punched by a punching machine in order to obtain raw material; then the raw material is put on a punching machinery to be punched into blank material; a warm-forging machine-shaping die is utilized to forge the blank material to obtain a primary (BJ) outer gear rough blank slightly presenting the (BJ) outer gear shape; subsequently, a cold-forging machine-shaping die is utilized to apply precise cold forging shaping on the primary (BJ) outer gear rough blank in order to obtain a secondary (BJ) outer gear rough blank. Finally, a bead-grooving die is utilized to apply extrusion on the secondary (BJ) outer gear rough blank to form a bead groove. Thereby, the rough blank of an outer gear for a ball joint (BJ) of an automobile driving axle can be obtained.
Description
The present invention relates to a kind of (BJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint, it can make (BJ) foreign steamer processing and fabricating fast be shortened process time greatly, has industrial value.
The general employed foreign steamer of truck drive shaft CV joint, the condition difference that cooperates because of installing, and consist predominantly of (BJ) foreign steamer, (TJ) foreign steamer and (DOJ) foreign steamer is a problem about (BJ) foreign steamer crude green body manufacture method and the present invention will inquire into.Seeing also shown in Figure 1ly, is the flow chart of (BJ) foreign steamer crude green body manufacture method generally in the past, and it mainly is that the die-cut excellent iron of punch press (1) is to obtain the material (2) of preliminary dimension; Then, material (2) is heated to 1050 ℃, and (heating is to change for the material crystalline structure that makes material (2) forms, and be easy to machining deformation, this is identical with general hot-working principle, handle with " the secondary difference extrudes machine-shaping ", and make material (2) one ends form stair-stepping power transmission shaft (26); Afterwards, in " forging roughing " mode material (2) other end is forged thick moulding and formed the rough first time of (BJ) foreign steamer crude green body (3) again; Then, in the mode of " extrusion forming ",,, its indent is six petal pod seats (36) again so that forming section to (BJ) foreign steamer crude green body (3) top processing for the first time; Then, again the pod seat (36) of (BJ) foreign steamer crude green body (3) is for the first time carried out " forging and pressing processing " again so that the desired shape of pod seat (36) convergence, size; At last, in " milling machine processing " mode each petal of pod seat (36) is processed one by one, and made its surface accurate in " attrition process " mode again, just can obtain (BJ) foreign steamer crude green body (4) of truck drive shaft CV joint.
Above-mentioned manufacture method really can be made into (BJ) foreign steamer crude green body of truck drive shaft CV joint, still, in actual manufacture process, still has following shortcoming:
One, it must die-cutly get that material, secondary difference extrude machine-shaping, forge roughing through punch press, extrusion forming, forging and pressing processing, milling machine processing and attrition process, just can finish the making of (BJ) foreign steamer crude green body, so, its whole manufacturing process is quite complicated, difficult, especially in milling machine processing processing procedure, need process successively the pod seat (36) that section is six lobe shapes, and cause the waste of process time, and therefore improved manufacturing cost.
They are two years old, be unfavorable under the manufacturing problem raise up in the face of wage now, artificial difficulty is asked etc., milling machine processing cause time-consuming shortcoming of taking a lot of work, can't make the manufacturer produce more product obviously with less manpower, so, can't under limited personnel, improve output and operating efficiency.
They are three years old, it need be heated to 1050 ℃ and just can make and extrude machine-shaping, forge roughing and carry out smoothly, and everybody knows, when under the condition of high temperature, carrying out machine-shaping, (BJ) foreign steamer crude green body (3) surface very easily combines oxidation with airborne oxygen for the first time, and causes (BJ) the foreign steamer crude green body first time (3) surface that is obtained to be formed with oxide layer, and makes its surface more coarse, so the quality of its finished product is coarse; And be that the quality of improving (BJ) foreign steamer crude green body (4) makes it have meticulousr, smooth surface, relatively, its amount of grinding must increase, and causes increase its process time.
Main purpose of the present invention is to provide for the defective that overcomes above-mentioned prior art a kind of (BJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint, so that significantly reduce process time, increases substantially output and operating efficiency.
Another object of the present invention is (BJ) foreign steamer crude green body manufacture method that is to provide a kind of truck drive shaft CV joint, so that product surface is meticulousr, smooth.
Based on above-mentioned purpose, (BJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint of the present invention, comprise: earlier with the material of the die-cut medium carbon steel base material of punch press with acquisition preliminary dimension, then, material is heated, it is characterized in that, after this material of heating is seated on the press, form the base material through punch process; Then, utilize the pattern that is processed into of warm forging formula that the base material is forged and pressed, to obtain slightly to be (BJ) the foreign steamer crude green body first time of (BJ) foreign steamer shape, then, re-use the pattern that is processed into of cold forging formula, (BJ) foreign steamer crude green body is for the first time imposed accurate cold forging machine-shaping, (BJ) the foreign steamer crude green body second time of approximate to obtain (BJ) foreign steamer shape; At last, with pearl ditch mould (BJ) foreign steamer crude green body is for the second time imposed extrusion process and form the pearl groove, just can obtain (BJ) foreign steamer crude green body of complete truck drive shaft CV joint.
The present invention is described in detail below in conjunction with drawings and Examples:
Fig. 1 is a foreign steamer manufacturing flow chart in the past.
Fig. 2 is preferred embodiment of the present invention (BJ) foreign steamer crude green body manufacturing process block diagram.
Fig. 3 is preferred embodiment of the present invention (BJ) foreign steamer crude green body manufacturing process schematic diagram.
Fig. 4 be preferred embodiment of the present invention be processed into the pattern schematic flow sheet.
Fig. 5 is the pearl ditch die combination floor map of preferred embodiment of the present invention.
Fig. 6, the 7th, the pearl ditch mould action schematic diagram of preferred embodiment of the present invention.
Fig. 8 is the foreign steamer and the interior wheel combination schematic diagram of preferred embodiment of the present invention.
Fig. 9 is that the foreign steamer of preferred embodiment of the present invention uses the installing schematic diagram.
See also shown in Fig. 2,3 and 4, (BJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint of the present invention, it comprises following processing treatment step:
Step 1: at first, (iron staff base material (10) is a medium carbon steel to the die-cut iron staff base material of punch press (10)
With the material (20) that obtains preliminary dimension.
Step 2: material (20) is heated to proper temperature (present embodiment is 850 ℃), then, be seated in press (not shown on the figure) again, form base material (30) through punch process.
Step 3: base material (30) is successively inserted two different being processed in the pattern (40) (50),, just can obtain slightly to be (BJ) the foreign steamer crude green body first time (60) of (BJ) foreign steamer shape so that base material (30) is carried out warm forging machine-shaping.
Step 4: (BJ) foreign steamer crude green body (60) is inserted and is processed in the pattern (70) for the first time, so that (BJ) foreign steamer crude green body first time (60) is carried out accurate cold forging machine-shaping, just can obtain to be similar to (BJ) the foreign steamer crude green body second time (80) of (BJ) foreign steamer shape.
Step 5: for the second time (BJ) foreign steamer crude green body (80) is inserted and is taken out axle and be processed in the pattern (90), so that (BJ) foreign steamer crude green body (80) is for the second time taken out axle processing.
Step 6: after above-mentioned processing is finished dealing with, (BJ) foreign steamer crude green body (80) is inserted in the pearl ditch mould (100) for the second time again, form pearl groove (111), (BJ) foreign steamer crude green body (110) of the truck drive shaft CV joint that just can complete and bestow extrusion process.
Utilize above-mentioned processing treatment step, as long as material (20) punching press is formed base material (30), again through being processed into pattern (40) (50) (70) (90) (100) moulding, can make (BJ) foreign steamer crude green body (110) of truck drive shaft CV joint, and machine and will carry out again before step 4 processing handles in step 3, earlier (BJ) foreign steamer crude green body first time (60) is done spheroidising and surface lubrication processing, spheroidising is (BJ) the foreign steamer crude green body first time (60) to be inserted balling furnace (not shown on the figure) heat to 750 ℃～770 ℃, and make the reduction of its metallic crystal and have grain refinement, and improve its pliability, be beneficial to machine-shaping; And surface lubrication is handled, then be to make for the first time that (BJ) foreign steamer crude green body (60) surface has lubrication, and in being processed into pattern during machining deformation, can reduce and the die cavity wearing and tearing of being processed into pattern, be processed into the service life of pattern with increase, and can make the surface after the machine-shaping meticulousr, smooth, and improve its product quality.
See also shown in Fig. 5,6 and 7, pearl ditch mould of the present invention (100) is made of patrix (101) and counterdie (102), patrix (101) is made up of the submodule (1016) of six equal structure forms, and be formed centrally the tapered space of section 9 therein, enter in the space 9 for counterdie (102), submodule (1016) can be moved outward, so, can make pod seat (111) the time processing moulding of (BJ) foreign steamer crude green body (110), and not need picture in the past with the machine-shaping and cause time-consuming shortcoming of taking a lot of work one by one of milling machine mode.
Please continue to consult shown in Fig. 8,9, schematic diagram is used in the installing of their (BJ) foreign steamers that is of the present invention again.At first, see also shown in Figure 8, (BJ) foreign steamer (110) be fixed on the power transmission shaft (120) that wheel (130) articulates in (BJ), (BJ) in wheel (130) be in (BJ) foreign steamer (110), rotate and drive (BJ) foreign steamer (110).See also again shown in Figure 9, when (BJ) foreign steamer (110) with (BJ) in wheel (130) articulate good after, (BJ) foreign steamer (110) is installed in tire (140) pre-position of automobile, like this, just can make automobile traveling.
After understanding above-mentioned processing processing procedure, again the advantage that the present invention had is described below now:
1. in whole work flow of the present invention, be to process with the various patterns (40) (50) (70) (90) (100) that are processed into, and being processed into pattern (40) (50) (70) (90) (100) is that time processing gets final product, especially to the processing of the pearl groove (111) of (BJ) foreign steamer crude green body (110), as long as the counterdie (102) of pearl ditch mould (100) stretches into space 9 and squeezes hairclipper mould (1016) and move outward, just can once finish the formation of pearl groove (111), so, can shorten greatly the process time that the present invention spent, and it is made fast, and improve output and operating efficiency greatly, and cause its manufacturing cost to reduce again.
2. the present invention will obtain (BJ) foreign steamer crude green body second time (80) before, earlier (BJ) foreign steamer crude green body first time (60) is done spheroidising and surface lubrication processing, so that the metallic crystal of (BJ) foreign steamer crude green body (60) reduction for the first time, and cause its material refinement, pliability improves, process yielding but characteristic such as be difficult for breaking, and with the Cold Forging moulding, can avoid contacting and form oxide layer with airborne oxygen, so, after the machine-shaping, the surface of (BJ) foreign steamer crude green body (80) is meticulousr for the second time, smooth, therefore, again after attrition process slightly, promptly can be made into have best in quality, ganoid product.
3. be to be processed into the making that pattern (40) (50) (70) (90) (100) is finished (BJ) foreign steamer crude green body (110) continuously based on the present invention with various, so, the present invention can arrange in the production line mode being processed into pattern (40) (50) (70) (90) (100), except can reducing handling time, processing advantage such as quick, main have a mass-produced function, make the manufacturer under limited manpower, performance maximum production and operating efficiency.
In sum, (BJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint of the present invention, its manufacture method has really broken through traditional manufacture method, the present invention has simplification of procedure of processing, process time is less and the effect of low cost of manufacture and make, and is worth so the present invention has industrial utilization really.
Claims (3)
1. (BJ) foreign steamer crude green body manufacture method of a truck drive shaft CV joint, it may further comprise the steps: the die-cut medium carbon steel base material of first punch press is to obtain the material of preliminary dimension, then, material is heated to 850 ℃, it is characterized in that, after this, the material of described heating is seated on the press, form the base material through punch process, then, utilize the pattern that is processed into of warm forging formula that the base material is forged and pressed, (BJ) foreign steamer first time that slightly is (BJ) foreign steamer shape with acquisition is slightly bad, afterwards, re-use the pattern that is processed into of cold forging formula, (BJ) foreign steamer crude green body is for the first time imposed accurate cold forging machine-shaping, (BJ) the foreign steamer crude green body second time of approximate to obtain (BJ) foreign steamer shape, at last, with pearl ditch mould (BJ) foreign steamer crude green body is for the second time imposed extrusion process and form the pearl groove, just can obtain (BJ) foreign steamer crude green body of complete truck drive shaft CV joint.
2. (BJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint as claimed in claim 1, it is characterized in that: after (BJ) foreign steamer crude green body machine-shaping for the first time, can be earlier (BJ) foreign steamer crude green body be for the first time done spheroidising and surface lubrication processing, make its metallic crystal reduction and have grain refinement, and improve its pliability, and be beneficial to machine-shaping.
3. (BJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint as claimed in claim 2 is characterized in that: spheroidising be with the first time (BJ) foreign steamer crude green body insert balling furnace and be heated to 750 ℃～770 ℃ and just can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92111204 CN1033370C (en) | 1992-10-08 | 1992-10-08 | Method for mfg. blank of outer gear for automative driving axle's ball joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92111204 CN1033370C (en) | 1992-10-08 | 1992-10-08 | Method for mfg. blank of outer gear for automative driving axle's ball joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1085142A CN1085142A (en) | 1994-04-13 |
| CN1033370C true CN1033370C (en) | 1996-11-27 |
Family
ID=4945223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92111204 Expired - Fee Related CN1033370C (en) | 1992-10-08 | 1992-10-08 | Method for mfg. blank of outer gear for automative driving axle's ball joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1033370C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4319015B2 (en) * | 2003-11-27 | 2009-08-26 | 本田技研工業株式会社 | Manufacturing method of outer ring member for constant velocity joint |
| CN105081686B (en) * | 2015-03-16 | 2017-05-10 | 台州广播电视大学 | Ball crank processing flow |
-
1992
- 1992-10-08 CN CN 92111204 patent/CN1033370C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1085142A (en) | 1994-04-13 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| OR01 | Other related matters | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |