CN106862353B - Vertical spinning equipment for processing thin-walled cylinder shape part - Google Patents
Vertical spinning equipment for processing thin-walled cylinder shape part Download PDFInfo
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- CN106862353B CN106862353B CN201710115950.2A CN201710115950A CN106862353B CN 106862353 B CN106862353 B CN 106862353B CN 201710115950 A CN201710115950 A CN 201710115950A CN 106862353 B CN106862353 B CN 106862353B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/14—Spinning
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Abstract
A kind of vertical spinning equipment for processing thin-walled cylinder shape part, it includes vertical lathe bed, mainshaft mechanism, feed mechanism, tension mechanism and ball modular ring mechanism, feed mechanism can be vertically moving relative to vertical lathe bed, ball modular ring mechanism is fixed on feed mechanism and can be vertically moving relative to vertical lathe bed with feed mechanism, mainshaft mechanism includes the main shaft that can be rotated under the driving of spindle motor, core model has been removably installed on the end of main shaft, tension mechanism is mounted on feed mechanism and can be vertically moving relative to feed mechanism under the promotion of first hydraulic cylinder, ball modular ring mechanism includes modular ring set, isolating frame, cover board and multiple balls, one end of isolating frame is detachably connected on the end face of modular ring set, the other end of isolating frame along the circumferential direction has multiple isolation empty Between, multiple insulating spaces can accommodate and keep respectively the multiple ball, and cover board covers isolating frame from end side and is fastened to modular ring set.
Description
Technical field
The present invention relates to the processing of thin-wall tube-shaped element, and in particular to a kind of vertical spinning for processing thin-walled cylinder shape part is set
It is standby.
Background technique
In field of industrial production, it is often necessary to produce thin-wall tube-shaped element, this thin-wall tube-shaped element usually has following spy
Property: the error of wall thickness, straight barrel type workpiece, wall thickness 0.05 to 0.2mm, thickness is waited less than 8 microns, moreover, to this thin-walled
The requirement of the intensity of cylindrical member, surface smoothness and circularity is all higher.Therefore, this thin-wall tube-shaped element difficulty of processing is big, and
Dedicated equipment is needed to realize processing to ensure relatively high yield rate.
Ball spinning is a branch in shear spinning, and warp tool replaces spinning roller with ball.Ball spinning technique
It is commonly available to the lesser socket class part deformation processing of diameter, general diameter is less than 150mm.Currently, ball spinning technique is
The industries such as military project, aerospace, aviation, electronic device, medical instrument and civil air conditioner are gradually generalized to, to produce needed for each department
High-precision, thin-walled, minor diameter pipe tube kind part.
Process, functions of the equipments, movement are saved according to thin-wall product feature and high-volume, high-efficient automatic processing
Bat etc. requires, and there are following difficult points for ball spinning equipment development: 1) since product belongs to ultrathin wall member, thus overall stiffness is poor,
Automated exchanged cutter is easily-deformable, and according to process requirement, blank and die clearance are small, and the alignment and loading required precision for clamping are non-
Chang Gao, how to guarantee high speed, high-precision, it is indeformable, do not interfere clamping to be the key difficulties that equipment can be realized automation.2) it produces
Product wall thickness is excessively thin, to main axis jerking, tailstock and main shaft concentricity, ball modular ring and spinning roller arm installation accuracy, spinning roller arm and spinning roller
Seat installation accuracy requires almost harsh, it is often more important that, system is in high-speed motion, to total system especially axis movement device
Dynamic accuracy propose very high requirement, need to fully consider requirement on machining accuracy and method of adjustment, be design and debugging
Difficult point.3) equipment is set to high-volume, high-efficient automatic process equipment, device action is related to main axis, rotary wheel base is fed,
Hydraulic stripper device clamps the movement such as woollen and discharging, interferes again between many movements, this to machine arrangement, movements design,
Movement, which is realized, increases very big difficulty.4) high-volume of equipment, high-efficient automatic process requirements require equipment very high revolving speed,
It works under cracking feed speed, has exceeded the parameter selection range that traditional shear spinning technique generallys use, while also giving
The selection of technique increases difficulty.5) side participates in big reduction deformation (generally to reach 60%~80%) when ball works,
Quickly friction need to occur with the modular ring for providing radial support for the other side, and when revolving speed, feeding are too fast, it is existing that ball is easy to appear ablation
As causing ball to wear, needing reasonable selection technological parameter and provide effective cooling and lubricate to solve, there is very disaster
Degree.
Summary of the invention
Present invention aim to address drawbacks described above and deficiency, which is achieved through the following technical solutions.
The present invention provides a kind of vertical spinning equipment for processing thin-walled cylinder shape part, which is characterized in that described vertical
Spinning machine includes vertical lathe bed, mainshaft mechanism, feed mechanism, tension mechanism and ball modular ring mechanism, wherein the feeding
Mechanism can be vertically moving relative to the vertical lathe bed, and ball modular ring mechanism is fixed on the feed mechanism
And can be vertically moving relative to the vertical lathe bed with the feed mechanism, the mainshaft mechanism includes can
The main shaft rotated under the driving of spindle motor has been removably installed core model, the tensioner on the end of the main shaft
Structure is mounted on the feed mechanism and can be under the promotion of first hydraulic cylinder relative to the vertical side in feed mechanism edge
To movement, thus to spinning blank apply constant-tension, ball modular ring mechanism include modular ring set, isolating frame, cover board and
Multiple balls, the set external surface and the construction section inner surface of the spinning roller arm of the modular ring set are coupled, the isolating frame
One end be detachably connected on the end face of modular ring set, the other end of the isolating frame along the circumferential direction have it is multiple every
From space, the multiple insulating space can accommodate and keep respectively the multiple ball, and the cover board is from described in the covering of end side
Isolating frame is simultaneously fastened to the modular ring set, so that the multiple ball is limited between the isolating frame and modular ring set,
During rotary pressing processing, the modular ring set applies power and edge along the vertical direction from the top down to the multiple ball respectively
Radial direction inward force, so that the multiple ball be made to apply spinning force to the spinning blank being set on the core model.Separately
Outside, the insulating space is greater than the volume of the ball, and when installing ball between the ball and the insulating space
Filling lubricant grease is then fitted into the modular ring set, and the ball is rolled in the insulating space.
In addition, the quantity of the ball is 15~25.
In addition, the tension mechanism includes rotatable components and non-rotatable member interconnected, the rotatable components
The flanging flange of spinning blank described in clamping in spinning, also, the rotatable components drive the spinning in spinning
Blank feeds along the vertical direction and rotates with the spinning blank.
In addition, the non-rotatable member connect with the first hydraulic cylinder and can be in the driving of the first hydraulic cylinder
Under it is vertically moving.
In addition, the feed mechanism is connect with the vertical lathe bed by ball-screw and guide rail, also, the feeding machine
Structure can be moved in the case where the ball-screw rotates along the guide rail.
In addition, the vertical spinning equipment further includes shedding mechanism, the shedding mechanism is mounted on the mainshaft mechanism
On spindle box and movement can be driven by second hydraulic cylinder, to realize that discharging acts.
In addition, the vertical lathe bed is integral frame structure and is constituted by way of monoblock cast or segmented welding.
In addition, the isolating frame is screwed on the end face that the modular ring covers by four screws.
In addition, the vertical spinning equipment further includes having the digital control system of operation interface, it can from the operation interface
Process parameter is inputted, the process parameter includes the speed of mainshaft, starts tension supplying position, Tensity size, processing
Distance, discharging active position and feeding waiting time
The present invention has the advantages that
(1) be able to solve diameter Φ 20~Φ 100mm, spinning wall thickness 0.05~0.2mm, length 300~
The processing problem of the thin-walled tube-type part of 1000mm；
(2) ensure the machining accuracy of Thin-wall cylindrical part (for wall thickness deflection less than 8 microns, surface roughness is up to 0.5 micron)；
(3) due to using vertical lathe bed, thus equipment occupies smaller space；
(4) due to using specific ball modular ring mechanism, thus the high yield rate of thin-wall tube-shaped element；
(5) due to using specific isolating frame, thus ball and isolating frame have the long life in batch production；
(6) due to using digital control system, thus equipment human-computer interaction is simple and easy to do.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 schematically shows the vertical of the vertical spinning equipment for processing thin-walled cylinder shape part of embodiment of the present invention
Body figure；
Fig. 2 schematically shows the details of the mainshaft mechanism of the perspective view of the vertical spinning equipment of embodiment of the present invention
Enlarged view removes the spindle box front panel of the spindle box of mainshaft mechanism wherein showing mainshaft mechanism to become apparent from；
Fig. 3 schematically shows the rolling of the vertical spinning equipment for processing thin-walled cylinder shape part of embodiment of the present invention
The stereogram exploded view of pearl modular ring mechanism；
Fig. 4 and Fig. 5 schematically shows observing from different directions for isolating frame in the ball modular ring mechanism in Fig. 4
Perspective view；
Fig. 6 schematically shows the number of the vertical spinning equipment for processing thin-walled cylinder shape part of embodiment of the present invention
Control system.
Specific embodiment
The illustrative embodiments of the disclosure are more fully described below with reference to accompanying drawings.Although showing this public affairs in attached drawing
The illustrative embodiments opened, it being understood, however, that may be realized in various forms the disclosure without the reality that should be illustrated here
The mode of applying is limited.It is to be able to thoroughly understand the disclosure on the contrary, providing these embodiments, and can be by this public affairs
The range opened is fully disclosed to those skilled in the art.
The vertical spinning for processing thin-walled cylinder shape part for describing embodiment according to the present invention referring to figs. 1 to 5 is said now
Equipment 100 can be used for producing high-precision of the diameter less than 150mm, thin-walled tube-type part, and this part is for example applied to army
The fields such as work, aerospace, aviation, electronic device, medical instrument, civilian.For example, this part is heat dissipation pipe fitting, the electronics of air-conditioning
A variety of tube-type parts, medical high-precision thin-wall stainless steel or cryogenic refrigeration element in the travelling-wave tubes of vacuum device.
As shown in Figure 1, the vertical spinning equipment 100 includes vertical lathe bed 10, mainshaft mechanism 20, feed mechanism 30, tension
Mechanism 40 and ball modular ring mechanism 50.
Particularly, vertical lathe bed 10 is, for example, integral frame structure and the structure by way of monoblock cast or segmented welding
At this can guarantee the enough service life of vertical lathe bed.In addition, improving bearing capacity to increase the rigidity of lathe bed, stand
It can be linked together by foundation bolt and ground with reasonable Arrangement reinforcing rib inside formula lathe bed, become rigid body, it is vertical to improve
The bending resistance of formula lathe bed, anti-twisting property.Vertical lathe bed cross section is " mouth " font that left and right transverse slat is lifted one's head, i.e., adopts between forward and backward transverse slat
It is supported and is connected with double vertical plates, fuselage weight is transmitted to ground.Coolant liquid, which is distributed, according to machine tooling component layout sprays position,
In lathe working face fluting, punching, flow-guiding channel is provided for the recycling of coolant liquid.For convenient for installing cooling system inside lathe bed
And coolant liquid recovering tray etc., the aperture on vertical plate.According to the comfort that lathe integral layout and personnel operate, lathe bed shape ruler
Very little to can be set as 1000mm × 1000mm × 3000mm, i.e. bed height is 3000mm, and front and back and left and right distance are 1000mm.
Horizontal plnk thickness is 45mm, and for vertical plate with a thickness of 50mm, lower cross plate and Rib Thickness are 30mm.
If 1 to shown in Fig. 5, feed mechanism 30 can (paper be upper and lower in Fig. 1 along the vertical direction relative to vertical lathe bed 10
Direction) it moves, ball modular ring mechanism 50 is fixed on feed mechanism 30 and can be as feed mechanism 30 is relative to vertical bed
Body 10 is vertically moving, and mainshaft mechanism 20 includes can be at spindle motor E (such as asynchronous machine by transducer drive)
Driving under the main shaft 21 (for example, main shaft lower part is connect by toothed belt or gear with spindle motor) that rotates, in main shaft 21
Removably (such as being connected through a screw thread removably) is equipped with core model M on end, and tension mechanism 40 is mounted on feed mechanism
And can be vertically moving relative to feed mechanism 30 under the promotion of first hydraulic cylinder (not shown) on 30, thus right
Spinning blank (not shown) apply constant-tension, ball modular ring mechanism 50 include modular ring set 51, isolating frame 52, multiple balls 53 with
And cover board 54,55, the set external surface and the construction section inner surface of spinning roller arm 56 of modular ring set 51 are coupled, the one of isolating frame 52
End is detachably connected on the end face of modular ring set 51 (such as being screwed on the end face of modular ring set by four screws), isolating frame
52 other end along the circumferential direction has multiple insulating spaces (for example, clearance hole) 521, and multiple insulating spaces 521 can be distinguished
Multiple balls 53 are accommodated and keep, cover board 54,55 covers isolating frame 52 from end side and is fastened to modular ring set 51, thus by multiple rollings
Pearl 53 is limited between isolating frame 52 and modular ring set 51, and during rotary pressing processing, modular ring covers 51 pairs of multiple balls 53 to be applied respectively
Add power along the vertical direction from the top down and radially inward force, to make multiple balls 53 to being set in core model M
On spinning blank apply spinning force.
In addition, insulating space 521 is greater than the volume of ball 53, and in ball 53 and insulating space 521 when installing ball
Between filling lubricant grease be then fitted into modular ring set 51 in, ball 53 is rolled in insulating space 521, this knot
Structure makes it possible to replace various sizes of ball to be spun to the cylindrical member of different-thickness.The vertical spinning equipment towards production
Product are equal wall thickness, straight-cylindrical cylinder, thus ball modular ring mechanism using etc. wall thickness modular ring Analysis of Nested Design, modular ring set use ball axis
Steel is held, hardness reaches HRC after quenching, reaches micron with ball contact surface roughness.The set external surface of modular ring set 51 and rotation
The construction section inner surface of wheel arm 56 is positioned by axis, end face, and four step through-holes are designed in modular ring set end face, two top wire holes are used for
With the installation of spinning roller arm, disassembly.Modular ring set body inner surface uses grinding to guarantee dimensional accuracy and surface roughness.
The effect of the isolating frame 52 is fixed ball, and clearance hole separates ball, prevents hard friction between ball from causing
Excessive wear does not provide operating force.
Since traditional isolating frame is fixedly connected with modular ring set, so can also give ball tangential force, this tangential force when processing
The following disadvantage of bring: it influences forming, reduce the service life.
The isolating frame of embodiment of the present invention is designed as the double-layer structure realized by bearing, and outer layer 522 and modular ring set are fixed,
Internal layer 523 is ball separation layer, for installing and separating ball, can cover relative rotation with modular ring.Increase during rotary pressing processing
Add ball moving freedom degree, without tangential force, this can greatly improve forming effect, prolong the service life.
In addition, the ball of embodiment of the present invention uses GB standard ball, according to ball spinning basic theories, spinning is preset
Forming angle is 20 °, is calculated according to Reducing thickness 0.3mm, ball diameter 10mm, and choosing ball quantity is 15-25, passes through isolation
Frame is isolated from each other.It is multiple using stepped spinning mechanism since to may be allowed single reduction big for ball spinning in terms of the arrangement of ball
It is miscellaneous, stock utilization is slightly lower, thus select ball equidistant placement.
In addition, spindle box after welding and assembly, once processed on five-axis machining center each bearing mounting hole and
Other positioning, mounting holes etc..Main shaft and bearing inner ring are the lesser interference fit of magnitude of interference, magnitude of interference be 0.003mm~
0.005mm.Bearing outer ring and spindle mounting hole with the transition fit for being combined into narrow tolerance range, gap or magnitude of interference be ±
0.003mm~± 0.005mm.This fit system ensure that the high-precision between main shaft and spindle box.Main shaft uses steel alloy
40Cr mechanical main shaft, the quenching of thermally treated quenched and head surface, main shaft upper end is equipped with 1 P4 grades of double-row angular contact bal bearing
(model 3222AC) realizes that the axially and radially carrying of main shaft and radial accurate positioning, lower end are equipped with P4 grades of cylindrical roller axis
(model NU218E) is held, for carrying radial force.Main shaft upper end is primarily subjected to axial thrust, while finished work-piece very thin thickness,
Only 0.08mm, it is very high to circular runout requirement, 0.01mm need to be less than, main shaft lower end be primarily subjected to the radial force of drive pulley,
Therefore double-row angular contact bal bearing is installed in front-end of spindle, cylinder roller bearing is installed in main shaft lower end, wherein angular contact ball bearing
For undertaking the axial load in process, and cylinder roller bearing, for undertaking radial load, while limiting the diameter of main shaft
To bounce.Bearing inner race and main shaft are cooperated using interference fit connection, bearing outer ring and spindle mounting hole using small―gap suture, are realized
Main shaft is stably connected with.Core model is connected using the M16 screw bolt and nut of 6 Gents.
In addition, tension mechanism 40 includes rotatable components interconnected and non-rotatable member (not shown), this be can be rotated
The flanging flange of component clamping spinning blank in spinning, also, the rotatable components drive spinning blank edge in spinning
Vertical direction feeding is simultaneously rotated with spinning blank.The non-rotatable member connect with first hydraulic cylinder and can be in first hydraulic cylinder
Driving under it is vertically moving.
Specifically, tension mechanism 40 is by two piston rod (piston rod is driven by first hydraulic cylinder) driving movements, piston top
Bar front end is installed by top plate.Top plate is a component, auxiliary clamp workpiece when function is processing.Due to clamping function require top plate with
Workpiece contact portion point rotates simultaneously with workpiece, and top plate power is provided by first hydraulic cylinder, this requires top plate and piston mandril to connect
Socket part point cannot rotate.Therefore top plate includes rotatable components, non-rotatable member and sound converting member, non-rotatable member one
Connecting plate installs bearing on it, and brearing bore is connect with rotatable components, thus can be by the outer top of first hydraulic cylinder
Power is transmitted to rotatable components, constant-tension is provided for spinning blank when processing, to realize spinning with tension.
In addition, feed mechanism 30 is connect with vertical lathe bed 10 by ball-screw 61 and guide rail 62, also, feed mechanism 30
It can be moved along guide rail 62 in the case where the rotation of ball-screw 61 (such as being controlled by handwheel as shown in Figure 6).
The effect of feed mechanism 30 is the spinning roller arm 56 that installation is used for process tool, and realizes the feed motion of process.Feeding
Mechanism 30 is mainly made of tailstock, spiral arm seat, and wherein spiral arm seat is for installing spinning roller arm 56.Tailstock is used to provide the power of feeding
Source, 30 ontology of feed mechanism are kept fixed with vertical lathe bed, by load transfer device, push spiral arm seat realize in process into
To movement, and after process finishing, fallback action is realized.Spiral arm seat is realized the processing to workpiece, is executed for installing spinning roller arm
Feed motion and the movement that retracts.
In addition, vertical spinning equipment 100 further includes shedding mechanism 70, shedding mechanism 70 is mounted on the main shaft of mainshaft mechanism 20
On case and movement can be driven by second hydraulic cylinder, to realize that discharging acts.The effect of shedding mechanism is will be after process finishing
Finished parts ejection on core model.Shedding mechanism by the spindle box second hydraulic cylinder, two piston mandrils and be mounted on
Head part fluted disc composition on piston mandril.
In addition, the vertical spinning equipment for processing thin-walled cylinder shape part of the invention is further equipped with electrical system, hydraulic pressure system
System, lubricating system and cooling system.
The core control of electrical system is digital control system 80, and digital control system controls the speed of mainshaft and supplying position.Such as Fig. 6 institute
Show, digital control system includes multiple input/output interfaces, and basic protection and detection function, such as hydraulic control, guarantor may be implemented
Protect signal, limit signal, operation button, lubrication, cooling etc..Spindle motor uses asynchronous machine, uses frequency converter opened loop control
Mode.It is analog signal interface between frequency converter and digital control system.It feeds motor and uses permanent magnet synchronous servo motor, using watching
Take driver half-closed loop control.It is direction pulse interface between servo-driver and digital control system.Power control cabinet includes forceful electric power element
And bang-bang circuit.In addition, digital control system can be with logics such as internal composition logic control function, extended protection and detections
Function.The Design of Computerized Numerical Control System is special-purpose numerical control system, and other than having the function of G code programming, design has ball spinning special
With succinct man-machine interface.Its realization approach is, by using the mode of parameter interface interaction in interface, to input process parameter
(such as being inputted by push button panel), comprising: initial position, starts tension supplying position, Tensity size, processing at the speed of mainshaft
Distance, discharging active position, feeding waiting time.After parameter is inputted by interface, system automatically begins to process, and can be set
To the process that discharging and blank are replaced, continuous automatic production is realized.
Hydraulic system is according to the operating condition of unloading fuel tank, when being tensioned woollen in spinning process, speed 800mm/min；It moves back
When material, speed 1000mm/min；When rewind, speed 4000mm/min.According to performance analysis, the oil cylinder of discharger only needs
Speed is controlled, can be realized by speed governing valve.Since system pressure is little, flow is smaller, of less demanding to hydraulic pump, therefore selects
The lesser vane pump of noise is suitable for machine tool applications, such as selects the PV2R1-17 of import YUKEN, can when outlet pressure is 7MPa
Output flow 23.5L/min, driving motor power are 3.3kW.
The spindle box lubrication of lubricating system is by a standard Lubricating pump station, by oil pipe and oil distributor, to each bearing and
Mainshaft gear lubrication and cooling.The lubrication of lead screw and sliding rail uses the form of grease lubrication, is lubricated within 3 minutes by grease lubricant pump interval.
Cooling system is recycled by coolant liquid and is realized.Coolant liquid is by electrical system control and process auto-associating.Start
Rotary pressing processing, coolant circulation system starting, stops after processing is completed.Coolant liquid flows back to tank for coolant by differential pressure action.To rotation
The cooling of wheel sprays mode using coolant liquid.Coolant liquid is transported to after being pressurizeed by hydraulic pump through coolant pipe 90 (as shown in Figure 1)
The working position of spinning roller arm, via nozzle, spray arrives spinning roller surface, cools down to spinning roller, guarantee in spinning process spinning roller temperature with
And workpiece temperature will not increase.Spinning roller position is installed on spinning roller arm and makes 4 uniformly distributed mounting holes, nozzle is mounted on hole
Interior, coolant liquid is directly sprayed onto spinning operating position.
It will now be described using the vertical spinning equipment for processing thin-walled cylinder shape part of the invention come processing thin-walled cylinder shape part
Process.
Firstly, workpiece is placed on core model M, then, feed mechanism 30 is fed, is processed when ball modular ring mechanism 50 reaches
When position, tension mechanism 40 is acted on, and rotates main shaft 21 by spindle motor E, meanwhile, feed mechanism 30 is fed, realizes rotation
Pressure processing.After completing processing, so that main shaft 21 is stopped choosing and turn, increase feed mechanism 30, and increase tension mechanism 40.So
Afterwards, shedding mechanism 70 is moved upwards, discharging is completed, withdraws shedding mechanism 70, so far, the thin-wall tube-shaped element that completes adds
Work.
Vertical spinning equipment through the invention, can processing thin-walled cylinder shape part, also, vertical spinning equipment, particularly
Ball modular ring mechanism has long life and higher yield rate.In addition, having the dedicated man machine operation interface of ball spinning
Make processing more simple and easy to do with operating method.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of the claim
Subject to enclosing.
Claims (9)
1. a kind of vertical spinning equipment for processing thin-walled cylinder shape part, which is characterized in that the vertical spinning equipment includes vertical
Formula lathe bed, mainshaft mechanism, feed mechanism, tension mechanism and ball modular ring mechanism, wherein the feed mechanism can be relative to
The vertical lathe bed is vertically moving, and ball modular ring mechanism is fixed on the feed mechanism and can be with institute
It is vertically moving relative to the vertical lathe bed to state feed mechanism, the mainshaft mechanism includes can be in the drive of spindle motor
The dynamic lower main shaft rotated, has been removably installed core model on the end of the main shaft, the tension mechanism be mounted on it is described into
To in mechanism and can under the promotion of first hydraulic cylinder it is vertically moving relative to the feed mechanism, thus to rotation
Green compact part applies constant-tension, and ball modular ring mechanism includes modular ring set, isolating frame, cover board, spinning roller arm and multiple balls,
The set external surface and the construction section inner surface of the spinning roller arm of the modular ring set are coupled, and one end of the isolating frame is removable
It is connected to unloading on the end face of the modular ring set, the other end of the isolating frame along the circumferential direction has multiple insulating spaces, institute
The multiple ball can be accommodated and keep respectively by stating multiple insulating spaces, and the insulating space is greater than the volume of the ball,
And lubricant grease is filled when the ball is installed between the ball and the insulating space and is then fitted into the modular ring
In set, the ball is rolled in the insulating space, the cover board covers the isolating frame from end side and fastens
To the modular ring set, to the multiple ball is limited between the isolating frame and modular ring set, in rotary pressing processing mistake
Cheng Zhong, the modular ring set apply power along the vertical direction from the top down and radially inwardly to the multiple ball respectively
Power, so that the multiple ball be made to apply spinning force, the isolating frame design to the spinning blank that is set on the core model
For the double-layer structure realized by bearing, outer layer and modular ring set are fixed, and internal layer is the multiple ball separation layer, for installing
With the multiple ball of separation, relative rotation can be covered with the modular ring, the cooling of the spinning roller arm is sprayed using coolant liquid
Mode, coolant liquid are transported to the working position of the spinning roller arm through coolant pipe after being pressurizeed by hydraulic pump, via nozzle, spray is arrived
Spinning roller surface cools down to the spinning roller arm, guarantees that spinning roller arm temperature described in spinning process and workpiece temperature will not increase,
The position that the spinning roller is installed on the spinning roller arm makes 4 uniformly distributed mounting holes, and the nozzle is mounted on the mounting hole
Interior, coolant liquid is directly sprayed onto spinning operating position.
2. the vertical spinning equipment according to claim 1 for processing thin-walled cylinder shape part, which is characterized in that the ball
Quantity be 15~25.
3. the vertical spinning equipment according to claim 1 for processing thin-walled cylinder shape part, which is characterized in that the tension
Mechanism includes rotatable components and non-rotatable member interconnected, rotatable components spinning base described in clamping in spinning
The flanging flange of part, also, the rotatable components driven in spinning the spinning blank feed along the vertical direction and with
The spinning blank rotation.
4. the vertical spinning equipment according to claim 3 for processing thin-walled cylinder shape part, which is characterized in that described non-turn
Dynamic component connect with the first hydraulic cylinder and can be vertically moving under the driving of the first hydraulic cylinder.
5. the vertical spinning equipment according to claim 1 for processing thin-walled cylinder shape part, which is characterized in that the feeding
Mechanism is connect with the vertical lathe bed by ball-screw and guide rail, also, the feed mechanism is rotated in the ball-screw
In the case where can be moved along the guide rail.
6. the vertical spinning equipment according to any one of claims 1 to 5 for processing thin-walled cylinder shape part, feature
It is, the vertical spinning equipment further includes shedding mechanism, and the shedding mechanism is mounted on the spindle box of the mainshaft mechanism
And it can be driven and be moved by second hydraulic cylinder, to realize that discharging acts.
7. the vertical spinning equipment according to any one of claims 1 to 5 for processing thin-walled cylinder shape part, feature
It is, the vertical lathe bed is integral frame structure and is constituted by way of monoblock cast or segmented welding.
8. the vertical spinning equipment according to any one of claims 1 to 5 for processing thin-walled cylinder shape part, feature
It is, the isolating frame is screwed on the end face that the modular ring covers by four screws.
9. the vertical spinning equipment according to any one of claims 1 to 5 for processing thin-walled cylinder shape part, feature
It is, the vertical spinning equipment further includes having the digital control system of operation interface, can input processing from the operation interface
Procedure parameter, the process parameter include the speed of mainshaft, start tension supplying position, Tensity size, processing distance, discharging
Active position and feeding waiting time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710115950.2A CN106862353B (en) | 2017-03-01 | 2017-03-01 | Vertical spinning equipment for processing thin-walled cylinder shape part |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710115950.2A CN106862353B (en) | 2017-03-01 | 2017-03-01 | Vertical spinning equipment for processing thin-walled cylinder shape part |
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| CN106862353A CN106862353A (en) | 2017-06-20 |
| CN106862353B true CN106862353B (en) | 2019-05-14 |
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|---|---|---|---|---|
| CN109092963A (en) * | 2018-09-19 | 2018-12-28 | 昆山鼎坚精密机械有限公司 | Automotive hub special spinning machine |
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| CN109175173B (en) * | 2018-10-17 | 2024-05-17 | 苏州迈道纳自动化科技有限公司 | Vertical thread rolling machine |
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| CN113399583B (en) * | 2021-08-19 | 2022-02-22 | 中材科技(成都)有限公司 | Thinning method of ultra-long pressure vessel aluminum alloy inner container strong reverse rotation thinning system |
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| CN106862353A (en) | 2017-06-20 |
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