CN103286196A - Car drive axle integral compound bulging production line and processing method - Google Patents
Car drive axle integral compound bulging production line and processing method Download PDFInfo
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- CN103286196A CN103286196A CN2013102233586A CN201310223358A CN103286196A CN 103286196 A CN103286196 A CN 103286196A CN 2013102233586 A CN2013102233586 A CN 2013102233586A CN 201310223358 A CN201310223358 A CN 201310223358A CN 103286196 A CN103286196 A CN 103286196A
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Abstract
Provided is a car drive axle integral compound bulging production line. The car drive axle integral compound bulging production line comprises a heating device, a mechanical arm and a bulging device, wherein the heating device is used for heating axle housing blanks, the mechanical arm is used for conveying the axle housing blanks after heating and axle housing finished products after processing, and the bulging device is used for carrying out bulging processing on the axle housing blanks. According to the car drive axle integral compound bulging production line and a method using the car drive axle integral compound bulging production line to carry out processing of car drive axles, the full process of continuous bulging of the car drive axles can be well controlled, the processed car drive axles are even in wall thickness of housings, high in dimensional accuracy, light in weight, high in strength and rigidity, long in fatigue life, and capable of effectively meeting the requirements of assembly and utilization, and the car drive axle integral compound bulging production line and the method using the car drive axle integral compound bulging production line to carry out processing of the car drive axles further have the advantages of being high in use rate of the blanks and being high in production efficiency.
Description
Technical field
The invention belongs to mechanical-moulded processing technique field, concrete is the whole compound bulging production line of a kind of automobile drive axle.
Background technology
Axle housing is one of strength member of automobile, and axle housing not only plays supporting role to automobile, but also is the shell of differential mechanism, main reducing gear and driving wheel drive.The automobile axle housing quality is very big to the influence of vehicle performance, and axle housing not only needs to possess enough intensity, rigidity and fatigue life, but also should be simple in structure, and cost is lower, and quality is light, is easy to dismounting and maintenance.At present, the automobile axle housing forming method mainly contains following several, and its pluses and minuses are as follows:
Cast shaping process
Advantage: the easy axle housing of the complex-shaped and wall unevenness of cast form, rigidity, intensity are bigger;
Shortcoming: control shaping flow difficulties, easily crack, pore, and weight is big, the following process complexity, welding sequence easily cracks, is out of shape;
The scope of application: in mainly being applicable to, the rear axle housing production of heavy-duty truck.
Punching press-welding fabrication technology
Advantage: good manufacturability, percent defective is lower, and the reliability height is made easily, and allowance is little, and quality is light, the precision height, price is lower, and product remodeling is convenient, easily realizes the production automation;
Shortcoming: operation is various, only be fit to the axle housing production of simple geometric shape, and the axle housing intensity that production obtains is lower, and is expensive big; Also have in addition the welding requirements height, difficult quality guarantee easily cracks, the defective of distortion, small opening, and weld zone easy territory fatigue fracture;
The scope of application: the scope of application is wider, generally is used for Light-duty Vehicle, agricultural vehicle.
Expansion is shaped
Advantage: expanding and shaping technology is the derivation of punching press-welding fabrication technology, but its workload reduces working (machining) efficiency height, good airproof performance, the rigidity of the axle housing that obtains and intensity height, in light weight;
Shortcoming: the place of vertically cracking easily produces transversal crack, and Chinese lute bag place flange width is inhomogeneous, and the side creases easily and pulls;
The scope of application: mainly be applicable to car, light, medium-duty truck.
The machinery bulging
Advantage: workload reduces, the working (machining) efficiency height, and the back axle that obtains is in light weight, but higher, the complex-shaped axle housing of production size, and blank utilization rate and production efficiency are all higher, the comprehensive mechanical property height of back axle;
Shortcoming: bulging power is difficult to control, and bulging mechanism and process complexity easily crack;
The scope of application: mainly be applicable to passenger car and light medium truck.
Hydraulic expanding-forming
Advantage: the stock utilization height, operation is few, the production efficiency height, the axle housing strength and stiffness height that obtains and in light weight is easily realized production mechanization and automated production;
Shortcoming: technology is still not overripened, and the high pressure liquid potential source is required height, and easy oil leakage and contaminated environment expend time in and fund initial stage of investment;
The scope of application: car, light-duty and medium-duty truck.
At the pluses and minuses of existing automobile axle housing manufacturing process, and in conjunction with China's practical application present situation, the processing and forming technology of existing automobile drive axle rear axle housing mainly contains following problem and shortage:
1, the axle housing manufacturing process of the present practical application of China major part is cast shaping process and punching press-welding fabrication technology, and other forming method is owing to technology, economic dispatch reason, uses lessly, or is in the development test stage;
2, the bulging power of mechanical bulging is difficult to control, and bulging mechanism and process complexity easily crack, but blank utilization rate, production efficiency, comprehensive mechanical property height;
3, hydraulic bulging process is still not overripened, and the high pressure liquid potential source is required height, easy oil leakage and contaminated environment, and the initial stage expends time in and fund, but the axle housing strength and stiffness height that obtains, in light weight is easily realized production mechanization and automation.
In view of this, the object of the present invention is to provide the whole compound bulging production line of a kind of automobile drive axle, and utilize this production line to carry out the automobile drive axle method for processing.Carry out axle housing processing by this production line and processing method, can control the overall process of the continuous bulging of automobile drive axle preferably, the vehicle driving axle housing wall thickness that processes is even, dimensional accuracy is high, weight is less, strength and stiffness are higher, and have higher fatigue life, can effectively guarantee automobile drive axle assembling, instructions for use.And have blank utilization rate and an equal advantage of higher of production efficiency.
Summary of the invention
To achieve these goals, the present invention has adopted following technical scheme: the whole compound bulging production line of a kind of automobile drive axle comprises:
Heater is used for the deformed area of axle housing blank is heated;
Manipulator, be used for transporting the axle housing blank after the heating and machine after the axle housing finished product;
Bulging device is used for the axle housing blank is carried out bulging processing.
Preferably, described heater is intermediate frequency induction heating device.Can with workpiece at short notice Fast Heating be warming up to the temperature that needs, and can control heating-up temperature flexibly.
Preferably, also comprise the conveyer belt I, heat for the axle housing blank is sent in the heater, and the output of the axle housing blank after will heating.
Preferably, also comprise the conveyer belt II, be used for transmitting the axle housing finished product after machining.
Preferably, also comprise sawing machine, drilling machine and milling machine, be used for the opening of processing axle housing blank.
A kind of whole compound bulging production line of above-mentioned automobile drive axle that utilizes carries out the automobile drive axle method for processing, it is characterized in that, may further comprise the steps:
Axle housing blank after step 2. will heat by manipulator is transported in the bulging device;
Axle housing finished product after step 4. manipulator will machine transports from bulging device.
Preferably, described axle housing blank need carry out opening processing earlier before heating.
Preferably, described heater is intermediate frequency induction heating device, and only the deformed area of axle housing blank is heated, and the temperature of heating is 200-600 ℃.
Preferably, in the step 1, described axle housing blank is transported in the heater by the conveyer belt I, after heating is finished, exports to outside the heater by the conveyer belt I.
Preferably, in the step 4, the axle housing finished product after manipulator will machine is transported to the conveyer belt II.
Beneficial effect of the present invention is:
The whole compound outer bulging production line of automobile drive axle of the present invention with utilize this production line to carry out the automobile drive axle method for processing, can control the overall process of the continuous bulging of automobile drive axle preferably, the vehicle driving axle housing wall thickness that processes is even, dimensional accuracy is high, weight is less, strength and stiffness are higher, and have higher fatigue life, can effectively guarantee automobile drive axle assembling, instructions for use.And have blank utilization rate and an equal advantage of higher of production efficiency.
Description of drawings
Fig. 1 is production line block diagram of the present invention;
Fig. 2 is the structural representation of axle housing blank;
Fig. 3 is axle housing finished product structural representation;
Sectional view when Fig. 4 is heating;
Fig. 5 is the bulging device structural representation;
Reference numeral
1-conveyer belt I; The 2-intermediate frequency induction heating device; The 3-bulging device; 301-bulging external mold; 302-bulging internal mold; 303-bulging power generating means; The two hinge bars of 304-; The 4-manipulator; 5-conveyer belt II; 6-axle housing blank; The 601-opening; The 7-thermal insulation layer; The 8-coil; The 9-magnetic conductor; The 10-water collar;
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is elaborated.
As shown in Figure 1, the whole compound bulging production line of automobile drive axle of the present invention comprises: heater 2, in the present embodiment, preferred intermediate frequency induction heating device is used for axle housing blank 6 is heated, can be only when heating to heating the deformed area of axle housing blank; As shown in Figure 4, during heating, axle housing blank 6 wraps up successively from inside to outside and is provided with thermal insulation layer 7, coil 8, magnetic conductor 9, water collar 10.The temperature of heating is 200-600 ℃.
Also comprise manipulator 4 and bulging device 3, manipulator 4 be used for transporting the axle housing blank 6 after the heating and machine after the axle housing finished product; Bulging device 3 is used for axle housing blank 6 is carried out bulging processing.
As shown in Figure 1, after axle housing blank 6 heating was finished, the axle housing blank after will heat by manipulator 4 was transported in the bulging device 3, by this bulging device axle housing blank 6 is carried out bulging and processes.As shown in Figure 5, described bulging device 3 comprises bulging external mold 301, bulging internal mold 302 and is used for applying to the bulging internal mold bulging power generating means 303 of bulging power, is connected by pair hinge bars 304 between bulging internal mold 302 and the bulging power generating means 303 and transmits bulging power.
The whole compound bulging production line of automobile drive axle of the present invention also comprises conveyer belt I 1, for being sent in the intermediate frequency induction heating device 2, heats axle housing blank 6, and 6 outputs of the axle housing blank after will heating, the axle housing blank after will being heated by manipulator 4 then is transported to and carries out bulging processing in the bulging device 3.
The whole compound bulging production line of automobile drive axle of the present invention also comprises conveyer belt II 5, is used for transmitting the axle housing finished product after machining.After axle housing blank 6 was finished bulging processing, manipulator 4 was transported to conveyer belt II 5 with the axle housing finished product, transported axle housing finished product after machining by conveyer belt II 5.
The whole compound bulging production line of automobile drive axle of the present invention also comprises drilling machine and milling machine, is used for the opening 601 of processing axle housing blank 6.As shown in Figure 2, axle housing blank 6 needs earlier to finish at drilling machine and milling machine the processing of opening 601 before entering this production line and processing.
As shown in Figure 1, utilize the whole compound bulging production line of above-mentioned automobile drive axle to carry out the automobile drive axle method for processing, may further comprise the steps:
Axle housing blank after step 2. will heat by manipulator is transported in the bulging device, after heating is finished, conveyer belt I 1 exports axle housing blank 6 outside the intermediate frequency induction heating device to, and the axle housing blank 6 after manipulator 4 will heat is transported in the bulging external mold 301 of bulging device 3.
3 pairs of axle housing blanks of step 3. bulging device 6 carry out bulging processing, earlier bulging internal mold 302 is extend into bulging deformed area in the axle housing workpiece from an end of axle housing blank 6, then with bulging external mold 301 matched moulds, two bulging power generating means 303 that are positioned at bulging internal mold 302 two ends apply the bulging thrust that equates and be parallel to axle housing blank axial direction to the bulging internal mold, simultaneously also can in bulging internal mold 302, auxiliary pressure setup be set, apply to the aux. pressure of axle housing blank radial direction to bulging internal mold 302, under the effect of bulging power generating means 303, the inwall that the bulging internal mold promotes the axle housing blank is out of shape to bulging external mold bulging.Then, unloading bulging power generating means 303 and move back mould.
Axle housing finished product after step 4. manipulator 4 will machine takes out in bulging external mold 301, is transported to conveyer belt II 5 earlier, is transported by conveyer belt II 5 then.In bulging external mold 301 packed the axle housing blank 6 after the other heating into again by manipulator 4 simultaneously, begin the bulging processing of next part.
The whole compound outer bulging production line of automobile drive axle of the present invention with utilize this production line to carry out the automobile drive axle method for processing, can control the overall process of the continuous bulging of automobile drive axle preferably, the vehicle driving axle housing wall thickness that processes is even, dimensional accuracy is high, weight is less, strength and stiffness are higher, and have higher fatigue life, can effectively guarantee automobile drive axle assembling, instructions for use.And have blank utilization rate and an equal advantage of higher of production efficiency.
Explanation is at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (10)
1. the whole compound bulging production line of automobile drive axle is characterized in that, comprising:
Heater is used for the axle housing blank is heated;
Manipulator, be used for transporting the axle housing blank after the heating and machine after the axle housing finished product;
Bulging device is used for the axle housing blank is carried out bulging processing.
2. the whole compound bulging production line of automobile drive axle according to claim 1 is characterized in that described heater is intermediate frequency induction heating device.
3. the whole compound bulging production line of automobile drive axle according to claim 1 and 2 is characterized in that, also comprises the conveyer belt I, for being sent in the heater, heats the axle housing blank, and the output of the axle housing blank after will heating.
4. the whole compound bulging production line of automobile drive axle according to claim 1 and 2 is characterized in that, also comprises the conveyer belt II, is used for transmitting the axle housing finished product after machining.
5. the whole compound bulging production line of automobile drive axle according to claim 1 is characterized in that, also comprises drilling machine and milling machine, is used for the opening of processing axle housing blank.
6. one kind is utilized the whole compound bulging production line of the described automobile drive axle of claim 1 to carry out the automobile drive axle method for processing, it is characterized in that, may further comprise the steps:
Step 1. heats the axle housing blank by heater;
Axle housing blank after step 2. will heat by manipulator is transported in the bulging device;
Step 3. bulging device carries out bulging processing to the axle housing blank;
Axle housing finished product after step 4. manipulator will machine takes out from bulging device.
7. automobile drive axle processing method according to claim 6 is characterized in that: described axle housing blank need carry out opening processing earlier before heating.
8. automobile drive axle processing method according to claim 6, it is characterized in that: described heater is intermediate frequency induction heating device, and only the deformed area of axle housing blank is heated, the temperature of heating is 200-600 ℃.
9. automobile drive axle processing method according to claim 6, it is characterized in that: in the step 1, described axle housing blank is transported in the heater by the conveyer belt I, after heating is finished, exports to outside the heater by the conveyer belt I.
10. automobile drive axle processing method according to claim 6, it is characterized in that: in the step 4, the axle housing finished product after manipulator will machine is transported to the conveyer belt II, by the conveyer belt II axle housing finished product is transported.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013102233586A CN103286196A (en) | 2013-06-06 | 2013-06-06 | Car drive axle integral compound bulging production line and processing method |
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| CN2013102233586A CN103286196A (en) | 2013-06-06 | 2013-06-06 | Car drive axle integral compound bulging production line and processing method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103894476A (en) * | 2014-03-26 | 2014-07-02 | 吉林大学 | Overall thermal expansion manufacturing method for heavy-duty car drive axle housing |
| CN104056994A (en) * | 2014-06-17 | 2014-09-24 | 无锡朗贤汽车组件研发中心有限公司 | Intense hot forming production line and hot forming process for boron steel part for automobile |
| CN110496889A (en) * | 2019-08-29 | 2019-11-26 | 吉林大学 | Automobile drive axle housing forming device and forming technology |
| CN110586773A (en) * | 2019-10-28 | 2019-12-20 | 唐山昆鹏金属再生资源有限公司 | Integral forming process method for rectangular steel of automobile rear axle housing |
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| CN102886460A (en) * | 2012-09-24 | 2013-01-23 | 重庆科技学院 | Overall composite mechanical push rod type bulging process for car drive axle |
| CN103089874A (en) * | 2011-11-08 | 2013-05-08 | 河间市董站署倒浆机厂 | Full-automatic motor vehicle friction plate production device |
| CN203316572U (en) * | 2013-06-06 | 2013-12-04 | 重庆科技学院 | Automobile drive axle integral combination bulging production line |
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| JPS5699026A (en) * | 1980-01-08 | 1981-08-10 | Agency Of Ind Science & Technol | Manufacture of axle housing for automobile |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103894476A (en) * | 2014-03-26 | 2014-07-02 | 吉林大学 | Overall thermal expansion manufacturing method for heavy-duty car drive axle housing |
| CN103894476B (en) * | 2014-03-26 | 2016-08-17 | 吉林大学 | The overall thermal of driving axle of heavy automobile shell dilates manufacture method |
| CN104056994A (en) * | 2014-06-17 | 2014-09-24 | 无锡朗贤汽车组件研发中心有限公司 | Intense hot forming production line and hot forming process for boron steel part for automobile |
| CN104056994B (en) * | 2014-06-17 | 2016-01-20 | 无锡朗贤汽车组件研发中心有限公司 | The intensive hot forming production line of automobile boron steel part and heat forming technology |
| CN110496889A (en) * | 2019-08-29 | 2019-11-26 | 吉林大学 | Automobile drive axle housing forming device and forming technology |
| CN110496889B (en) * | 2019-08-29 | 2020-05-22 | 吉林大学 | Forming device and forming process for axle housing of automobile drive axle |
| CN110586773A (en) * | 2019-10-28 | 2019-12-20 | 唐山昆鹏金属再生资源有限公司 | Integral forming process method for rectangular steel of automobile rear axle housing |
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Application publication date: 20130911 |