A kind of spinning manufacture method of shellTechnical field
The present invention relates to field of machining more particularly to a kind of spinning manufacture methods of shell.
Background technique
In field of machining, especially auto parts and components manufacture field, there are many very complicated shell classes of cross sectional shapePart, such as silicone oil damper case.Coasting body is installed in silicone oil shock absorber shell, is filled with silicone oil in damper shelf body,Damper reduces the vibration of shafting by the inertia of coasting body and the braking absorption vibrational energy of silicone oil.The damper shelf of sealingBody first evacuated operation, then will be in Silicone oil injection damper shelf body.
This shell part, especially silicone oil damper case are manufactured, is difficult reality due to needing to manufacture in casing peripheralExisting signal teeth plane, traditional method are that Vehicle Processing or separately manufacturing weld Vehicle Processing again to forging made allowance after the completion again.Forging method is because inaccurate, it is necessary to which made allowance guarantees precision will pass through subsequent Vehicle Processing, thus stock utilization is difficultTo improve；The method that Vehicle Processing again is welded after the completion of separately manufacturing improves stock utilization, but complex procedures, production efficiencyLow, especially welding sequence also brings environmental protection and the problem of occupational health.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of spinning manufacture methods of shell, solve existingHave in technology the technical issues of being difficult to take into account the accuracy of manufacture, cost and production efficiency and environmentally friendly compliance.
The present invention is achieved by the following technical solutions: the invention discloses a kind of spinning manufacture methods of shell, specialPoint is that housing part is directly suppressed on blank using shovel rotation, rotation tooth and overturning process by spinning process.Spinning is will to put downPlate or hollow blank are fixed on the mold of spinning machine, while blank is with lathe main axis, with spinning roller or stick are caught up with to pressurizeIn blank, it is allowed to generate the plastic deformation of part.Under the feed motion of spinning roller and the rotary motion collective effect of blank, make officeThe plastic deformation in portion expands to all surfaces of blank step by step, and is tightly attached to mold, completes the rotary pressing processing of part.Spinning isA kind of special manufacturing process.Drawing, flange, necking, bulging and the volume of various shape rotary body can be completed with spin-on processThe techniques such as side.
The present invention includes following procedure of processing:
A. plate is chosen as former material, and lower circle spinning blank rushes center positioning hole；
B. the first ejection block is installed on the first spinning lower die holder of power spinning machine, the spinning blank that step A is obtainedIt is fixed on the first spinning lower die holder and coaxial with the first ejection block, adapter compression spinning blank on first；Allow shear spinningThe main shaft of machine rotates, by the first spinning lower die holder of main shaft drive, spinning blank, the first ejection block and first of power spinning machineAdapter rotates together with；With the first shovel spinning roller of power spinning machine according to pre-set route along spinning blank upper surfaceIt moves radially, in the upper surface of spinning blank, shovel screws out first of tubular；
C. the second ejection block is installed on the second spinning lower die holder of power spinning machine, the spinning blank that step B is obtainedThe rotation on the second spinning lower die holder and coaxial with the second ejection block, adapter compaction step B is obtained on second is fixed on after turn-overGreen compact material；Allow the main shaft of power spinning machine to rotate, by power spinning machine main shaft drive the second spinning lower die holder, spinning blank,Adapter rotates together in second ejection block and second；With the second shovel spinning roller of power spinning machine according to pre-set routeIt is moved radially along spinning blank lower surface, in the lower surface of spinning blank, shovel screws out second tubular；Subsequent use is at gearBastard processed is revolved to the pressurization of second tubular outer cylinder；
D., third ejection block, the spinning blank that step C is obtained are installed on the third spinning lower die holder of power spinning machineIt is fixed on the spinning blank on third spinning lower die holder and coaxial with third ejection block, adapter compaction step C is obtained in third；It allows the main shaft of power spinning machine to rotate, third spinning lower die holder, spinning blank, third liftout is driven by the main shaft of power spinning machineAdapter rotates together on block and third；With the flange wheel of power spinning machine according to pre-set route along spinning blankLower surface exposed parts pressurization, by the exposed parts of spinning blank to lower flange；
E., 4th ejection block, the spinning blank that step D is obtained are installed on the 4th spinning lower die holder of power spinning machineThe rotation on the 4th spinning lower die holder and coaxial with the 4th ejection block, adapter compaction step D is obtained on the 4th is fixed on after turn-overGreen compact material；Allow the main shaft of power spinning machine to rotate, by power spinning machine main shaft drive the 4th spinning lower die holder, spinning blank,Adapter rotates together in 4th ejection block and the 4th；With the third shovel spinning roller of power spinning machine according to pre-set routeIt pressurizes along spinning blank exposed parts cylindrical surface, the exposed parts of spinning blank is formed into signal teeth plane to lower flange.
Further, the spinning manufacture method of shell be suitble to application plate material be metal, such as steel, aluminium alloy orCopper alloy, the most widely used at present is SPHC, SPHD, SPHE.
Further, in step B, the power spinning machine speed of mainshaft is set as 500-700 revs/min, the feeding of the first shovel spinning rollerRate is 0.01-0.05 millimeters/turns, and the pressure of the first shovel spinning roller is set as 20-40 tons.The selection of revolving speed and feed speed is that synthesis is examinedDepending on considering equipment, material and forming technology, depending on spinning roller pressure is for material resistance of deformation, spinning roller pressure needs bigIn the resistance of deformation of material.
Further, in step C, the power spinning machine speed of mainshaft is set as 500-700 revs/min, the feeding of the second shovel spinning rollerRate is 0.01-0.05 millimeters/turns, and the pressure of the second shovel spinning roller is set as 20-40 tons；Feed rate at gear is 0.01-0.05 milliRice/turn, is set as 20-40 tons at the pressure of gear.
Further, in step D, the power spinning machine speed of mainshaft is set as 500-700 revs/min, and the feed rate of flange wheel is0.01-0.05 millimeters/turn, the pressure of flange wheel is set as 20-40 tons.
Further, in step E, the power spinning machine speed of mainshaft is set as 500-700 revs/min, and third shovels the feeding of spinning rollerRate is 0.01-0.05 millimeters/turns, and the pressure of third shovel spinning roller is set as 20-40 tons.
The spinning manufacture method of shell proposed by the present invention, can generate in the material in process be conducive to stress andThe fine grained texture improved service life and fibrous tissue distribution, product strength height, good toughness；Compared to traditional machining,The utilization rate of material has been significantly increased, has reduced material cost；Equipment in manufacturing process relates generally to spinning machine, equipmentIt purchases low with operation cost；It does not need to consume other consumptive materials in process, without serious noise, be good for the environment and professionalHealth.
Detailed description of the invention
Fig. 1 is 1 spinning blank axonometric drawing of the embodiment of the present invention；
Fig. 2 is 1 step B explosive view of the embodiment of the present invention；
Fig. 3 is 1 step B cross-sectional view of the embodiment of the present invention；
Fig. 4 is 1 step C explosive view of the embodiment of the present invention；
Fig. 5 is 1 step C cross-sectional view of the embodiment of the present invention；
Fig. 6 is 1 step D explosive view of the embodiment of the present invention；
Fig. 7 is 1 step D cross-sectional view of the embodiment of the present invention；
Fig. 8 is 1 step E explosive view of the embodiment of the present invention；
Fig. 9 is 1 step E cross-sectional view of the embodiment of the present invention.
Specific embodiment
It elaborates below to the embodiment of the present invention, the present embodiment carries out under the premise of the technical scheme of the present inventionImplement, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to following implementationExample.
Embodiment 1
Embodiment 1 discloses a kind of spinning manufacture method of shell, including following procedure of processing:
A. plate is chosen as former material, and lower circle spinning blank 100 rushes center positioning hole, as shown in Figure 1；
B. as shown in Figures 2 and 3, the first ejection block 12 is installed on the first spinning lower die holder 11 of power spinning machine, it willThe spinning blank 100 that step A is obtained is fixed on the first spinning lower die holder 11 and coaxial with the first ejection block 12, transfers on firstSeat 13 compresses spinning blank；It allows the main shaft of power spinning machine to rotate, the first spinning lower die holder is driven by the main shaft of power spinning machine11, spinning blank 100, adapter 13 rotates together in the first ejection block 12 and first；Spinning roller is shoveled with the first of power spinning machine14 move radially according to pre-set route along 100 upper surface of spinning blank, shovel rotation in the upper surface of spinning blank 100First of tubular out obtains spinning blank 101；
C. as shown in Figure 4 and Figure 5, the second ejection block 22 is installed on the second spinning lower die holder 21 of power spinning machine, it willBe fixed on after 101 turn-over of spinning blank that step B is obtained it is on the second spinning lower die holder 21 and coaxial with the second ejection block 22, secondThe spinning blank 101 that upper 23 compaction step B of adapter is obtained；The main shaft of power spinning machine is allowed to rotate, by the master of power spinning machineAxis drives that the second spinning lower die holder 21, spinning blank 101, adapter 23 rotates together in the second ejection block 22 and second；With strongSecond shovel spinning roller 24 of power spinning machine is moved radially according to pre-set route along spinning blank lower surface, in spinning baseThe lower surface shovel of material 101 screws out second tubular；Subsequent use revolves bastard processed to the pressurization of second tubular outer cylinder at gear 25,Obtain spinning blank 102；
D. as shown in Figure 6 and Figure 7, third ejection block 32 is installed on the third spinning lower die holder 31 of power spinning machine, it willThe spinning blank 102 that step C is obtained is fixed on third spinning lower die holder 31 and coaxial with third ejection block 32, transfers in thirdThe spinning blank 102 that 33 compaction step C of seat are obtained；It allows the main shaft of power spinning machine to rotate, is driven by the main shaft of power spinning machineAdapter 33 rotates together in third spinning lower die holder 31, spinning blank 102, third ejection block 32 and third；Use shear spinningThe flange wheel 34 of machine pressurizes according to pre-set route along 102 lower surface exposed parts of spinning blank, by spinning blank102 exposed parts obtain spinning blank 103 to lower flange；
E. as shown in Figure 8 and Figure 9, the 4th ejection block 42 is installed on the 4th spinning lower die holder 41 of power spinning machine, it willBe fixed on after 103 turn-over of spinning blank that step D is obtained it is on the 4th spinning lower die holder 31 and coaxial with the 4th ejection block 42, the 4thThe spinning blank 103 that upper 43 compaction step D of adapter is obtained；The main shaft of power spinning machine is allowed to rotate, by the master of power spinning machineAxis drives that the 4th spinning lower die holder 41, spinning blank 103, adapter 43 rotates together in the 4th ejection block 42 and the 4th；With strongThe third shovel spinning roller 44 of power spinning machine pressurizes according to pre-set route along 103 exposed parts cylindrical surface of spinning blank,The exposed parts of spinning blank 103 are formed into signal teeth plane to lower flange, finally obtain finished product 104.
Plate material is steel, trade mark SPHE in the present embodiment.Due to shoveling the large volume deformation for being threaded through journey and belonging to material,Material flows distance, has certain demand to the yield strength, tensile strength and elongation percentage of material, comprehensively considers, thisMaterial is most optimum materials.
In step B, the power spinning machine speed of mainshaft is set as 500 revs/min, and the feed rate of the first shovel spinning roller is 0.01 millimeter/Turn, the pressure of the first shovel spinning roller is set as 20 tons.
In step C, the power spinning machine speed of mainshaft is set as 500 revs/min, and the feed rate of the second shovel spinning roller is 0.01 millimeter/Turn, the pressure of the second shovel spinning roller is set as 20 tons；Feed rate at gear is 0.1 millimeter/turn, is set as 20 tons at the pressure of gear.
In step D, the power spinning machine speed of mainshaft is set as 500 revs/min, and the feed rate of flange wheel is 0.01 millimeter/turn, turns overThe pressure of cincture is set as 20 tons.
In step E, the power spinning machine speed of mainshaft is set as 500 revs/min, third shovel the feed rate of spinning roller be 0.01 millimeter/Turn, the pressure of third shovel spinning roller is set as 20 tons.
Embodiment 2
Embodiment 2 discloses a kind of spinning manufacture method of shell, including following procedure of processing:
A. plate is chosen as former material, and lower circle spinning blank 100 rushes center positioning hole；
B. the first ejection block 12, the spinning that step A is obtained are installed on the first spinning lower die holder 11 of power spinning machineBlank 100 is fixed on the first spinning lower die holder 11 and coaxial with the first ejection block 12, the compression of adapter 13 spinning base on firstMaterial；Allow the main shaft of power spinning machine to rotate, by power spinning machine main shaft drive the first spinning lower die holder 11, spinning blank 100,Adapter 13 rotates together in first ejection block 12 and first；With the first shovel spinning roller 14 of power spinning machine according to pre-setRoute moved radially along 100 upper surface of spinning blank, spinning blank 100 upper surface shovel screw out first of tubular, obtainTo spinning blank 101；
C. the second ejection block 22, the spinning that step B is obtained are installed on the second spinning lower die holder 21 of power spinning machineOn the second spinning lower die holder 21 and coaxial with the second ejection block 22, the compression of adapter 23 on second is fixed on after 101 turn-over of blankThe spinning blank 101 that step B is obtained；It allows the main shaft of power spinning machine to rotate, the second spinning is driven by the main shaft of power spinning machineLower die holder 21, spinning blank 101, adapter 23 rotates together in the second ejection block 22 and second；With the second of power spinning machineShovel spinning roller 24 is moved radially according to pre-set route along spinning blank lower surface, in the lower surface of spinning blank 101Shovel screws out second tubular；Subsequent use revolves bastard processed to the pressurization of second tubular outer cylinder at gear 25, obtains spinning blank102；
D., third ejection block 32, the spinning that step C is obtained are installed on the third spinning lower die holder 31 of power spinning machineBlank 102 is fixed on third spinning lower die holder 31 and coaxial with third ejection block 32, and 33 compaction step C of adapter is obtained in thirdThe spinning blank 102 arrived；It allows the main shaft of power spinning machine to rotate, third spinning lower die holder is driven by the main shaft of power spinning machine31, adapter 33 rotates together in spinning blank 102, third ejection block 32 and third；It is pressed with the flange wheel 34 of power spinning machineAccording to pre-set route along 102 lower surface exposed parts of spinning blank pressurize, by the exposed parts of spinning blank 102 toLower flange obtains spinning blank 103；
E., 4th ejection block 42, the spinning that step D is obtained are installed on the 4th spinning lower die holder 41 of power spinning machineOn the 4th spinning lower die holder 31 and coaxial with the 4th ejection block 42, the compression of adapter 43 on the 4th is fixed on after 103 turn-over of blankThe spinning blank 103 that step D is obtained；It allows the main shaft of power spinning machine to rotate, the 4th spinning is driven by the main shaft of power spinning machineLower die holder 41, spinning blank 103, adapter 43 rotates together in the 4th ejection block 42 and the 4th；With the third of power spinning machineIt shovels spinning roller 44 and pressurizes according to pre-set route along 103 exposed parts cylindrical surface of spinning blank, by spinning blank 103Exposed parts form signal teeth plane to lower flange, finally obtain finished product 104.
Plate material is steel, trade mark SPHC in the present embodiment.
In step B, the power spinning machine speed of mainshaft is set as 700 revs/min, and the feed rate of the first shovel spinning roller is 0.05 millimeter/Turn, the pressure of the first shovel spinning roller is set as 40 tons.
In step C, the power spinning machine speed of mainshaft is set as 700 revs/min, and the feed rate of the second shovel spinning roller is 0.05 millimeter/Turn, the pressure of the second shovel spinning roller is set as 40 tons；Feed rate at gear is 0.05 millimeter/turn, is set as 40 tons at the pressure of gear.
In step D, the power spinning machine speed of mainshaft is set as 700 revs/min, and the feed rate of flange wheel is 0.05 millimeter/turn, turns overThe pressure of cincture is set as 40 tons.
In step E, the power spinning machine speed of mainshaft is set as 700 revs/min, third shovel the feed rate of spinning roller be 0.05 millimeter/Turn, the pressure of third shovel spinning roller is set as 40 tons.
Embodiment 3
Embodiment 3 discloses a kind of spinning manufacture method of shell, including following procedure of processing:
A. plate is chosen as former material, and lower circle spinning blank 100 rushes center positioning hole；
B. the first ejection block 12, the spinning that step A is obtained are installed on the first spinning lower die holder 11 of power spinning machineBlank 100 is fixed on the first spinning lower die holder 11 and coaxial with the first ejection block 12, the compression of adapter 13 spinning base on firstMaterial；Allow the main shaft of power spinning machine to rotate, by power spinning machine main shaft drive the first spinning lower die holder 11, spinning blank 100,Adapter 13 rotates together in first ejection block 12 and first；With the first shovel spinning roller 14 of power spinning machine according to pre-setRoute moved radially along 100 upper surface of spinning blank, spinning blank 100 upper surface shovel screw out first of tubular, obtainTo spinning blank 101；
C. the second ejection block 22, the spinning that step B is obtained are installed on the second spinning lower die holder 21 of power spinning machineOn the second spinning lower die holder 21 and coaxial with the second ejection block 22, the compression of adapter 23 on second is fixed on after 101 turn-over of blankThe spinning blank 101 that step B is obtained；It allows the main shaft of power spinning machine to rotate, the second spinning is driven by the main shaft of power spinning machineLower die holder 21, spinning blank 101, adapter 23 rotates together in the second ejection block 22 and second；With the second of power spinning machineShovel spinning roller 24 is moved radially according to pre-set route along spinning blank lower surface, in the lower surface of spinning blank 101Shovel screws out second tubular；Subsequent use revolves bastard processed to the pressurization of second tubular outer cylinder at gear 25, obtains spinning blank102；
D., third ejection block 32, the spinning that step C is obtained are installed on the third spinning lower die holder 31 of power spinning machineBlank 102 is fixed on third spinning lower die holder 31 and coaxial with third ejection block 32, and 33 compaction step C of adapter is obtained in thirdThe spinning blank 102 arrived；It allows the main shaft of power spinning machine to rotate, third spinning lower die holder is driven by the main shaft of power spinning machine31, adapter 33 rotates together in spinning blank 102, third ejection block 32 and third；It is pressed with the flange wheel 34 of power spinning machineAccording to pre-set route along 102 lower surface exposed parts of spinning blank pressurize, by the exposed parts of spinning blank 102 toLower flange obtains spinning blank 103；
E., 4th ejection block 42, the spinning that step D is obtained are installed on the 4th spinning lower die holder 41 of power spinning machineOn the 4th spinning lower die holder 31 and coaxial with the 4th ejection block 42, the compression of adapter 43 on the 4th is fixed on after 103 turn-over of blankThe spinning blank 103 that step D is obtained；It allows the main shaft of power spinning machine to rotate, the 4th spinning is driven by the main shaft of power spinning machineLower die holder 41, spinning blank 103, adapter 43 rotates together in the 4th ejection block 42 and the 4th；With the third of power spinning machineIt shovels spinning roller 44 and pressurizes according to pre-set route along 103 exposed parts cylindrical surface of spinning blank, by spinning blank 103Exposed parts form signal teeth plane to lower flange, finally obtain finished product 104.
Plate material is steel, trade mark SPHD in the present embodiment.
In step B, the power spinning machine speed of mainshaft is set as 600 revs/min, and the feed rate of the first shovel spinning roller is 0.03 millimeter/Turn, the pressure of the first shovel spinning roller is set as 30 tons.
In step C, the power spinning machine speed of mainshaft is set as 600 revs/min, and the feed rate of the second shovel spinning roller is 0.03 millimeter/Turn, the pressure of the second shovel spinning roller is set as 30 tons；Feed rate at gear is 0.03 millimeter/turn, is set as 30 tons at the pressure of gear.
In step D, the power spinning machine speed of mainshaft is set as 600 revs/min, and the feed rate of flange wheel is 0.03 millimeter/turn, turns overThe pressure of cincture is set as 30 tons.
In step E, the power spinning machine speed of mainshaft is set as 600 revs/min, third shovel the feed rate of spinning roller be 0.03 millimeter/Turn, the pressure of third shovel spinning roller is set as 30 tons.