CN109333191A - A kind of multidirectional machining production line of crankshaft and its processing technology - Google Patents
A kind of multidirectional machining production line of crankshaft and its processing technology Download PDFInfo
- Publication number
- CN109333191A CN109333191A CN201811450444.XA CN201811450444A CN109333191A CN 109333191 A CN109333191 A CN 109333191A CN 201811450444 A CN201811450444 A CN 201811450444A CN 109333191 A CN109333191 A CN 109333191A
- Authority
- CN
- China
- Prior art keywords
- crankshaft
- support
- rotary drive
- driving
- deflection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/42—Single-purpose machines or devices for grinding crankshafts or crankpins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The present invention relates to a kind of multidirectional machining production line of crankshaft and its processing technology, crankshaft supporting mechanism, crankshaft rotary drive mechanism, crankshaft turning device rotary drive mechanism and rack including mirror symmetry setting；Two groups of crankshaft rotary drive mechanisms are slidably connected on driving guide rail A, driving guide rail C is slidably connected on driving guide rail B, drives and is provided with crankshaft turning device rotary drive mechanism on guide rail C；Two groups of crankshaft supporting mechanisms are also slidably connected on driving guide rail A；Crankshaft turning device rotary drive mechanism and crankshaft rotary drive mechanism are with dynamic deflection structure；Process includes N number of knife sequence, wherein the grinding skin for being ground ring in first knife sequence with respect to the trunnion of crankshaft blank part, the angle on rod journal surface is 45 °；The grinding skin of grinding ring is A with respect to the trunnion of crankshaft blank part, the angle on rod journal surface in n-th knife sequence, and included angle A is 45 ° of-N(45/N).
Description
Technical field
The present invention relates to a kind of multidirectional machining production line of crankshaft and its processing technologys, belong to crankshaft of motorcycle manufacture field.
Background technique
Crankshaft is mainly made of trunnion, rod journal and balance weight, mainly by cast member carry out turning after
It is made, wherein main machined surface is trunnion and rod journal；Traditional form processing is directly by bite in main shaft
Neck, rod journal carry out straight turning or directly by the grinding wheel wide with trunnion, rod journal to journal surface into
Row polishing, finally obtains the smooth axle journal for meeting concentricity and diametric requirements；But such mode is in process, because
Polishing knife can be easy the shake so that crankshaft is distorted, so that crankshaft exists to bringing certain stress to squeeze in the middle part of axle journal
Local fatigue and uncertain distortion occur during high-speed turning, will lead to verticality between axle journal and balance weight to a certain degree
It is lower, influences the concentricity of entire crankshaft, while also easily causing axle journal and balance during the straight line feed of bite
The part of block link position squeezes, and influences service life and the stability of crankshaft.
Summary of the invention
The technical problem to be solved by the present invention is during overcoming Crankshaft Machining in the prior art between balance weight and axle journal
Stress is concentrated, and is easy the technical problem of fatigue, is provided a kind of multidirectional working apparatus of crankshaft of motorcycle.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of multidirectional working apparatus of crankshaft of motorcycle, two groups of crankshaft supporting mechanisms, two groups of crankshaft rotations including mirror symmetry setting
Driving mechanism, two groups of crankshaft turning device rotary drive mechanisms and rack；It is wherein provided with two groups of drives parallel to each other on the rack
Dynamic guide rail, respectively driving guide rail A and driving guide rail B, wherein two groups of driving sliding block A are slidably connected on driving guide rail A,
Two groups of driving slide block Bs are slidably connected on driving guide rail B；Be provided in the driving slide block B driving guide rail C, driving guide rail C and
It drives the mobile axis of guide rail B orthogonal, drives and be provided with driving sliding block C on guide rail C；It is also slided on the driving guide rail A
Two groups of driving sliding block D are connected with, the driving position sliding block D drives between sliding block A；Wherein crankshaft supporting mechanism is installed on driving sliding block
On D, the drive shaft rotary drive mechanism is installed on driving sliding block A, and the crankshaft turning device rotary drive mechanism is installed on
It drives on sliding block C, wherein crankshaft turning device rotary drive mechanism and the rotation axis of driving rotary drive mechanism are parallel to each other；
The crankshaft rotary drive mechanism include dish type support base A, the support base A in the middle part of be fixed with rotary drive mechanism
A；The rotary drive mechanism A includes a rotating output shaft A, is connected with card by deflecting disc mechanism on rotating output shaft A
Disk；The deflection disc mechanism includes a deflexion disk, and the middle part annular array of the deflexion disk is provided with several astrosphere blocks, in
Bulbus cordis block is movably embedded in the middle part of deflexion disk, and drive rod is slidably connected in the middle part of astrosphere block, and one end of each drive rod is solid
Due on drive disk, drive disk is coaxially fixed on the rotating output shaft A of rotary drive mechanism A, and the other end of each drive rod is equal
It is fixed in a support plate；The peripherally pivoted of the drive disk is connected with a rotation circle, and upper annular array is enclosed in the rotation
Several peripheral ball blocks are provided with, peripheral ball block is movably embedded in the periphery of deflexion disk；Annular array is provided on the support base
Several linear actuator A, the linear actuator A include that line handspike an A, the line handspike A are coaxially fixed on periphery
On ball block；An attachment base is also coaxially connected on the deflexion disk, the chuck is coaxially fixed on deflexion disk by attachment base
On；
The crankshaft turning device rotary drive mechanism includes the support base B of tubular, and the tail portion of the support base B is fixed with rotation and drives
Motivation structure B, the rotary drive mechanism B include a rotating output shaft B；The front of the support base B is connected by deflection mechanism
It is connected to a deflection axle sleeve, is rotatably connected to a yawing axis in the deflection axle sleeve, the yawing axis passes through Hooks coupling universal coupling
It is flexibly connected with rotating output shaft B；The deflection mechanism include front deflection supporting mechanism and rear portion deflection supporting mechanism, wherein
Front deflection support includes the linear actuator B in several annular arrays arrangement support base B, and linear actuator B passes through a pendulum
Dynamic ball block is rotatably connected on support base B inner wall, and linear actuator B includes a line handspike B, and the end of line handspike B passes through
Ball-and-socket hinge device A is movably connected on the outer wall of deflection axle sleeve；The rear portion deflection supporting mechanism includes that several annular arrays are arranged in
Linear actuator C in support base B, the tail portion of linear actuator C are movably connected on the inner wall of support base B by ball-and-socket hinge device,
Linear actuator C includes a line handspike C, and the end of line handspike C is movably connected on deflection axle sleeve by ball-and-socket hinge device C
Outer wall；The end vertical of the yawing axis is fixedly connected with the turning head of a dish type；
The crankshaft supporting mechanism includes a block-like support base C, and the importing that a U-shaped is provided at the top of support base C is opened
Mouthful, described to import the clamping piece that U-shaped is provided in opening, the bottom of the clamping piece is fixed with a connecting shaft, the connection
Axis is fixed on importing open bottom；It is symmetrical arranged in the importing opening there are two mandril is clamped, clamping mandril and support base C are sliding
Dynamic connection, clamping mandril are symmetrical arranged with respect to the axis of symmetry of clamping piece, clamp end and the outer side contacts of clamping piece of mandril, branch
The bottom of support seat C is provided with a linear actuator D, and a push plate, institute are connected on the line handspike D of linear actuator D
State the both ends that clamping mandril is fixed on push plate.
As a further improvement of the present invention, a sliding sleeve A, sliding sleeve A sliding are coaxially fixed in the middle part of the astrosphere block
It is connected on drive rod, the transverse ends of the sliding sleeve A are each provided with the return spring being socketed on drive rod, and two groups are returned
Position spring is pressed respectively in support plate and drive disk；(sliding sleeve A structure reduces the abrasion of astrosphere block, while what is be arranged returns
Position spring, which improves the mobile damping of astrosphere block, ensure that good stability).
As a further improvement of the present invention, damping stabilizer, the resistance are provided between the support plate and drive disk
Buddhist nun's stabilizer includes the sliding cylinder A being fixed in the middle part of support plate, and one end of the sliding cylinder A is fixed with a Supporting cover,
A damping push rod A is slidably connected in sliding cylinder A, is provided with damping spring A between Supporting cover and damping push rod A；The drive
A sliding cylinder B is fixed on Moving plate, one end of sliding cylinder B is fixed in the middle part of drive disk, slidably connects one in sliding cylinder B
Push rod B is damped, damps and is provided with damping spring B between push rod B and drive disk；The center of the two sides of the deflexion disk is respectively set
There are swinging support seat A and swinging support seat B, the swinging chute A of dome shape, swinging support seat B are provided in the middle part of swinging support seat A
Middle part is provided with the swinging chute B of dome shape, and the end of the damping push rod A is contacted with swinging chute A, the end of the damping push rod B
Portion is contacted with swinging chute B；It (damps steady device and further ensures midfoot support damping of the deflexion disk in deflection, reduce deflection
Subtle shake of the disk when swinging, improves stability).
As a further improvement of the present invention, the periphery of the support base A is additionally provided with a cylindrical dust-proof sleeve A,
The dust ring A of annular is provided on the one end of dust-proof sleeve A；(dust-proof sleeve A reduces dust and enters astrosphere block and drive
The possibility of lever improves the service life of equipment).
As a further improvement of the present invention, the support base B includes one for fixing the tail portion of rotary drive mechanism B
For connecting the front support cylinder of linear actuator B and linear actuator C, the end of tail support cylinder is set by support tube and one
It is equipped with the connector sleeve of a helicitic texture, the tail portion of the front support cylinder is connected through a screw thread with connector sleeve；(support base B is
Separate structure is easy to implement and disassembles and maintains to entire deflection mechanism, while greatly facilitating deflection mechanism relative rotation
The concentricity and radial position of driving mechanism).
As a further improvement of the present invention, it is additionally provided with deflection supporting mechanism between the deflection axle sleeve and support base B,
The deflection supporting mechanism includes that a support ring and one swing the pendular ring being connected in support ring, the support ring it is interior
Wall is provided with the support inner wall that a section is inner concave arc surface, and it is evagination that the peripheral outer wall of the pendular ring, which is provided with a section,
The contact outer wall of cambered surface is supported and is slidably connected between inner wall and contact outer wall, and there are two annulars for the inner wall setting of the pendular ring
Support chip, supporting gap is provided between support chip, the outer wall of the deflection axle sleeve slidably connects a sliding sleeve, sliding sleeve
Outer wall is fixed there are two the floating piece of annular, and the position that sliding sleeve outer wall corresponds between floating piece is fixed with an annular expansion spring
Plate expands and is provided with deformation space in the middle part of reed, the outer wall and floating rotor contact of reed is expanded, between floating piece and support chip
Sliding contact；(deflection supporting mechanism realizes the multidirectional support to deflection axle sleeve, yawing axis by multidirectional swing, sliding equipment
Intrinsic deflection axis is covered because deflection axle sleeve high speed caused by rotation is shaken, and mechanism reduces aforementioned shake and gives spherical hinge connecting structure band
The load burden come).
As a further improvement of the present invention, support chip surface inserting has ball, and the floating piece is contacted with ball；(rolling
Pearl structure reduces frictional force, reduces the rate of wear).
As a further improvement of the present invention, the end of clamping piece is respectively connected with a slider, is open importing
U-shaped both ends be provided with the sliding groove being slidably connected for slider；(slider ensure that the sliding support to clamping piece end,
It prevents from clamping piece end from deviating between caused slider and axis to hit).
As a further improvement of the present invention, described rotary drive mechanism A, B are torque motor；Linear actuator A, B,
C, D is straight line electric cylinders.
A kind of crankshaft processing technology is machined with grinding ring on the turning head, and the width for being ground ring is L, trunnion and
The width of rod journal is R, and L is at most the one third of R, and grinding ring includes N to the process of trunnion and rod journal
A knife sequence, the feed of each knife sequence is with a thickness of T, and total grinding thichness is Q, and T/Q is less than or equal to 0.1, wherein grinding in first knife sequence
The angle of trunnion of the grinding skin with respect to crankshaft blank part, rod journal surface of cutting ring is 45 °；It is ground in second knife sequence
Grinding skin with respect to the trunnion of crankshaft blank part, the angle on rod journal surface be 45 ° of -2(45/N)；In n-th knife sequence
The grinding skin of grinding ring is A with respect to the trunnion of crankshaft blank part, the angle on rod journal surface, and included angle A is 45 ° of-N(45/
N)；(the technical program use corner cut polishing form, first polishing collar both ends with respect to the biggish position of bending strength, then
The middle position for being easy to be squeezed stress and distorting is formed, reducing directly leads to machining stress concentration in the middle part of axle journal
Crankshaft vibration, improve the quality of product)
The beneficial effects of the present invention are:
The present invention is a set of can be to the MULTIPLE DYNAMIC driving mechanism of crankshaft rotation angle and cutter rotation angle；It realizes to song
The polishing processing method of shaft neck variable pressure angle reduces wide-angle processing and squeezes the huge stress of axle journal bring, improves
Processing quality reduces crankshaft because yields caused by fatigue is lower.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is structure total figure of the invention；
Fig. 2 is the schematic diagram of crankshaft rotary drive mechanism；
Fig. 3 is the schematic diagram of crankshaft turning device rotary drive mechanism；
Fig. 4 is the schematic diagram of crankshaft supporting mechanism.
In figure: 1, rack；2, slide block B is driven；3, guide rail C is driven；4, guide rail A is driven；5, sliding block A is driven；6, driving is slided
Block D；7, sliding block C is driven；8, opening is imported；9, guide rail B is driven；10, crankshaft supporting mechanism；11, crankshaft rotary drive mechanism；
12, crankshaft turning device rotary drive mechanism；13, support base A；14, rotary drive mechanism A；15, deflexion disk；16, rotation circle；17,
Peripheral ball block；18, linear actuator A；19, drive disk；20, astrosphere block；21, sliding sleeve A；22, drive rod；23, return spring；
24, support plate；25, attachment base；26, chuck；27, sliding cylinder A；28, push rod A is damped；29, Supporting cover；30, sliding cylinder B；31,
Dust-proof sleeve A；32, swinging chute A；33, tail support cylinder；34, front support cylinder；35, rotary drive mechanism B；36, universal joint shaft
Device；37, yawing axis；38, axle sleeve is deflected；39, linear actuator B；40, linear actuator C；41, turning head；42, flexural pivot machine
Structure A；43, ball-and-socket hinge device B；44, connector sleeve；45, support ring；46, pendular ring；47, support chip；48, ball；49, sliding sleeve；50,
Floating piece；51, reed is expanded；52, support base C；53, clamping piece；54, slider；55, mandril is clamped；56, connecting shaft；57, straight
Line drive D；58, push plate.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As shown in Figure 1, the present invention is a kind of multidirectional working apparatus of crankshaft of motorcycle, two groups of crankshafts including mirror symmetry setting
Supporting mechanism, two groups of crankshaft rotary drive mechanisms, two groups of crankshaft turning device rotary drive mechanisms and rack；Wherein set on the rack
Two groups of driving guide rails parallel to each other are equipped with, respectively driving guide rail A and driving guide rail B, wherein the company of sliding on driving guide rail A
Two groups of driving sliding block A are connected to, slidably connect two groups of driving slide block Bs on driving guide rail B；It is provided in the driving slide block B
It drives the mobile axis of guide rail C, driving guide rail C and driving guide rail B orthogonal, drives and be provided with driving sliding block C on guide rail C；
Two groups of driving sliding block D are also slidably connected on the driving guide rail A, the driving position sliding block D drives between sliding block A；Wherein crankshaft
Supporting mechanism is installed on driving sliding block D, and the drive shaft rotary drive mechanism is installed on driving sliding block A, the crankshaft vehicle
It cuts device rotary drive mechanism to be installed on driving sliding block C, wherein crankshaft turning device rotary drive mechanism and driving rotary driving machine
The rotation axis of structure is parallel to each other.
Such as Fig. 2, the crankshaft rotary drive mechanism include dish type support base A, the support base A in the middle part of be fixed with rotation
Turn driving mechanism A, the periphery of the support base A is additionally provided with a cylindrical dust-proof sleeve A, on the one end of dust-proof sleeve A
It is provided with the dust ring A of annular, dust-proof sleeve A is socketed on outside rotary drive mechanism A；The rotary drive mechanism A includes one
A rotating output shaft A is connected with chuck by deflecting disc mechanism on rotating output shaft A；The deflection disc mechanism includes one
Deflexion disk, the middle part annular array of the deflexion disk are provided with several astrosphere blocks, and astrosphere block is movably embedded in deflexion disk
Portion, the astrosphere block middle part are coaxially fixed with a sliding sleeve A, slidably connect a drive rod, the sliding sleeve in the middle part of sliding sleeve A
The transverse ends of A are each provided with the return spring being socketed on drive rod, and two groups of return springs are pressed respectively in support plate
On drive disk, one end of each drive rod is fixed on drive disk, and the rotation that drive disk is coaxially fixed on rotary drive mechanism A is defeated
On shaft A, the other end of each drive rod is both secured in a support plate；The peripherally pivoted of the drive disk is connected with a rotation
It turn-takes, the rotation encloses upper annular array and is provided with several peripheral ball blocks, and peripheral ball block is movably embedded in the periphery of deflexion disk；Institute
It states annular array on support base and is provided with several linear actuator A, the linear actuator A includes a line handspike A, described
Line handspike A is coaxially fixed on peripheral ball block；An attachment base is also coaxially connected on the deflexion disk, the chuck passes through
Attachment base is coaxially fixed on deflexion disk；Damping stabilizer is provided between the support plate and drive disk, the damping is stablized
Device includes the sliding cylinder A being fixed in the middle part of support plate, and one end of the sliding cylinder A is fixed with a Supporting cover, sliding cylinder A
A damping push rod A is inside slidably connected, is provided with damping spring A between Supporting cover and damping push rod A；It is solid on the drive disk
Surely there is a sliding cylinder B, one end of sliding cylinder B is fixed in the middle part of drive disk, slidably connects a damping push rod in sliding cylinder B
B is damped and is provided with damping spring B between push rod B and drive disk；The center of the two sides of the deflexion disk is respectively arranged with swing branch
Seat A and swinging support seat B is supportted, the swinging chute A of dome shape, setting in the middle part of swinging support seat B are provided in the middle part of swinging support seat A
There is the swinging chute B of dome shape, the end of the damping push rod A is contacted with swinging chute A, the end of the damping push rod B and swing
Slot B contact；
Such as Fig. 3, the crankshaft turning device rotary drive mechanism includes that the support base B, the support base B of tubular are used for including one
The tail support cylinder of fixed rotary drive mechanism B and one are for connecting the front branch of linear actuator B and linear actuator C
Cylinder is supportted, the end of tail support cylinder is provided with the connector sleeve of a helicitic texture, the tail portion of the front support cylinder and connector sleeve
It is connected through a screw thread；The rotary drive mechanism B includes a rotating output shaft B；The front of the support base B passes through deflection machine
Structure is connected with a deflection axle sleeve, and a yawing axis is rotatably connected in the deflection axle sleeve, and the yawing axis passes through universal
Axis device is flexibly connected with rotating output shaft B；Deflection supporting mechanism, institute are additionally provided between the deflection axle sleeve and front support cylinder
Stating deflection supporting mechanism includes that a support ring and one swing the pendular ring being connected in support ring, the inner wall of the support ring
It is provided with the support inner wall that a section is inner concave arc surface, it is outer convex arc that the peripheral outer wall of the pendular ring, which is provided with a section,
The contact outer wall in face is supported and is slidably connected between inner wall and contact outer wall, and there are two annulars for the inner wall setting of the pendular ring
Support chip, is provided with supporting gap between support chip, and the outer wall of the deflection axle sleeve slidably connects a sliding sleeve, sliding sleeve it is outer
Wall is fixed there are two the floating piece of annular, and support chip surface inserting has ball, and the floating piece is contacted with ball, sliding sleeve outer wall pair
The position that should be floated between piece is fixed with an annular expansion spring plate, expands and is provided with deformation space in the middle part of reed, expands
The outer wall of reed and floating rotor contact, sliding contact between floating piece and support chip；
The deflection mechanism includes front deflection supporting mechanism and rear portion deflection supporting mechanism, if middle front part deflection support includes
Linear actuator B in dry annular array arrangement support base B, linear actuator B are rotatably connected on branch by a swing ball block
Seat B inner wall is supportted, linear actuator B includes a line handspike B, and the end of line handspike B is movably connected on by ball-and-socket hinge device A
Deflect the outer wall of axle sleeve；The rear portion deflection supporting mechanism includes the linear drives that several annular arrays are arranged in support base B
Device C, the tail portion of linear actuator C are movably connected on the inner wall of support base B by ball-and-socket hinge device, and linear actuator C includes one
The end of line handspike C, line handspike C are movably connected on the outer wall of deflection axle sleeve by ball-and-socket hinge device C；The end of the yawing axis
Portion is vertically fixedly connected with the turning head of a dish type；
Fig. 4, the crankshaft supporting mechanism include a block-like support base C, are provided with leading for a U-shaped at the top of support base C
Enter opening, described to import the clamping piece that U-shaped is provided in opening, the bottom of the clamping piece is fixed with a connecting shaft, described
Connecting shaft is fixed on importing open bottom, and the end of clamping piece is respectively connected with a slider, in the U-shaped two for importing opening
End is provided with the sliding groove being slidably connected for slider；Mandril, clamping top are clamped there are two being symmetrical arranged in the importing opening
Bar is slidably connected with support base C, and clamping mandril is symmetrical arranged with respect to the axis of symmetry of clamping piece, clamps end and the clamping of mandril
The outer side contacts of piece, the bottom of support base C is provided with a linear actuator D, connects on the line handspike D of linear actuator D
There is a push plate, the clamping mandril is fixed on the both ends of push plate；
In use, this structure passes through mechanical gripper first, the importing that the end axle journal of crankshaft is fixed on crankshaft supporting mechanism is opened
In mouthful, push plate is driven using linear actuator D, push plate is enabled to push clamping mandril, so that the end of clamping piece moves down, is realized
The clamping of crankshaft, then increases crankshaft supporting mechanism, and using the mobile driving sliding block A of driving guide rail A, so that crankshaft rotation is driven
The end axle journal that chuck on motivation structure clamps crankshaft realizes the clamping of crankshaft, and the rotation of chuck is driven by rotary drive mechanism A
Turn to realize that the rotation of crankshaft can push a rotation circle piece to put, while driving deflection in rotary course using linear actuator A
Disk deflection, deflexion disk carry out driving rotation by drive rod, and deflexion disk allows chuck to carry out certain angle while deflection
Change enable the rotation axis of crankshaft change so that the rotation axis of chuck changes；
After crankshaft rotates, driving guide rail B drives driving slide block B sliding, and then drives driving guide rail C mobile, driving
Guide rail C drives driving sliding block C sliding to guarantee the cutter head of turning head so that crankshaft turning device rotary drive mechanism is mobile in place
Demand position can be moved to；When needing to carry out turning head piece pendulum or movement, linear actuator C and straight line can be passed through
Driver B drives yawing axis set to be swung, and can also be realized by linear actuator C driving synchronous with linear actuator B's
Deflect stretching or the retraction of axle sleeve.
Specific process, a kind of crankshaft processing technology are machined with grinding ring on the turning head, are ground the width of ring
Degree is L, and the width of trunnion and rod journal is R, and L is at most the one third of R, and grinding ring is to trunnion and rod journal
Process includes N number of knife sequence, and with a thickness of T, total grinding thichness is Q for the feed of each knife sequence, and T/Q is less than or equal to 0.1, wherein the
The grinding skin of grinding ring is 45 ° with respect to the trunnion of crankshaft blank part, the angle on rod journal surface in one knife sequence；Second
The grinding skin being ground in a knife sequence is 45 ° of -2(45/N with respect to the trunnion of crankshaft blank part, the angle on rod journal surface)；
The grinding skin of grinding ring is A, included angle A with respect to the trunnion of crankshaft blank part, the angle on rod journal surface in n-th knife sequence
For 45 ° of-N(45/N).
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. a kind of multidirectional working apparatus of crankshaft of motorcycle, two groups of crankshaft supporting mechanisms, two groups of crankshaft rotations including mirror symmetry setting
Turn driving mechanism, two groups of crankshaft turning device rotary drive mechanisms and rack；It is characterized in that: be wherein provided on the rack two groups it is mutual
Parallel driving guide rail, respectively driving guide rail A and driving guide rail B, wherein slidably connecting two groups of drives on driving guide rail A
Movable slider A slidably connects two groups of driving slide block Bs on driving guide rail B；Driving guide rail C is provided in the driving slide block B,
It drives guide rail C and drives the mobile axis of guide rail B orthogonal, drive and be provided with driving sliding block C on guide rail C；The driving is led
Two groups of driving sliding block D are also slidably connected on rail A, the driving position sliding block D drives between sliding block A；Wherein crankshaft supporting mechanism is pacified
Loaded on driving sliding block D, the drive shaft rotary drive mechanism is installed on driving sliding block A, and the crankshaft turning device rotation is driven
Motivation structure is installed on driving sliding block C, wherein the rotary shaft of crankshaft turning device rotary drive mechanism and driving rotary drive mechanism
Line is parallel to each other；
The crankshaft rotary drive mechanism include dish type support base A, the support base A in the middle part of be fixed with rotary drive mechanism
A；The rotary drive mechanism A includes a rotating output shaft A, is connected with card by deflecting disc mechanism on rotating output shaft A
Disk；The deflection disc mechanism includes a deflexion disk, and the middle part annular array of the deflexion disk is provided with several astrosphere blocks, in
Bulbus cordis block is movably embedded in the middle part of deflexion disk, and drive rod is slidably connected in the middle part of astrosphere block, and one end of each drive rod is solid
Due on drive disk, drive disk is coaxially fixed on the rotating output shaft A of rotary drive mechanism A, and the other end of each drive rod is equal
It is fixed in a support plate；The peripherally pivoted of the drive disk is connected with a rotation circle, and upper annular array is enclosed in the rotation
Several peripheral ball blocks are provided with, peripheral ball block is movably embedded in the periphery of deflexion disk；Annular array is provided on the support base
Several linear actuator A, the linear actuator A include that line handspike an A, the line handspike A are coaxially fixed on periphery
On ball block；An attachment base is also coaxially connected on the deflexion disk, the chuck is coaxially fixed on deflexion disk by attachment base
On；
The crankshaft turning device rotary drive mechanism includes the support base B of tubular, and the tail portion of the support base B is fixed with rotation and drives
Motivation structure B, the rotary drive mechanism B include a rotating output shaft B；The front of the support base B is connected by deflection mechanism
It is connected to a deflection axle sleeve, is rotatably connected to a yawing axis in the deflection axle sleeve, the yawing axis passes through Hooks coupling universal coupling
It is flexibly connected with rotating output shaft B；The deflection mechanism include front deflection supporting mechanism and rear portion deflection supporting mechanism, wherein
Front deflection support includes the linear actuator B in several annular arrays arrangement support base B, and linear actuator B passes through a pendulum
Dynamic ball block is rotatably connected on support base B inner wall, and linear actuator B includes a line handspike B, and the end of line handspike B passes through
Ball-and-socket hinge device A is movably connected on the outer wall of deflection axle sleeve；The rear portion deflection supporting mechanism includes that several annular arrays are arranged in
The tail portion of linear actuator C in support base B, linear actuator C move the inner wall for being connected to support base B by ball-and-socket hinge device B living,
Linear actuator C includes a line handspike C, and the end of line handspike C is movably connected on deflection axle sleeve by ball-and-socket hinge device
Outer wall；The end vertical of the yawing axis is fixedly connected with the turning head of a dish type；
The crankshaft supporting mechanism includes a block-like support base C, and the importing that a U-shaped is provided at the top of support base C is opened
Mouthful, described to import the clamping piece that U-shaped is provided in opening, the bottom of the clamping piece is fixed with a connecting shaft, the connection
Axis is fixed on importing open bottom；It is symmetrical arranged in the importing opening there are two mandril is clamped, clamping mandril and support base C are sliding
Dynamic connection, clamping mandril are symmetrical arranged with respect to the axis of symmetry of clamping piece, clamp end and the outer side contacts of clamping piece of mandril, branch
The bottom of support seat C is provided with a linear actuator D, and a push plate, institute are connected on the line handspike D of linear actuator D
State the both ends that clamping mandril is fixed on push plate.
2. a kind of multidirectional working apparatus of crankshaft of motorcycle as described in claim 1, it is characterized in that: coaxial in the middle part of the astrosphere block
It is fixed with a sliding sleeve A, sliding sleeve A is slidably connected on drive rod, and the transverse ends of the sliding sleeve A are each provided with one and are socketed on
Return spring on drive rod, two groups of return springs are pressed respectively in support plate and drive disk.
3. a kind of multidirectional working apparatus of crankshaft of motorcycle as described in claim 1, it is characterized in that: the support plate and drive disk it
Between be provided with damping stabilizer, the damping stabilizer includes the sliding cylinder A being fixed in the middle part of support plate, the sliding cylinder
One end of A is fixed with a Supporting cover, slidably connects a damping push rod A in sliding cylinder A, Supporting cover and damping push rod A it
Between be provided with damping spring A；A sliding cylinder B is fixed on the drive disk, one end of sliding cylinder B is fixed in drive disk
Portion slidably connects a damping push rod B in sliding cylinder B, damps and is provided with damping spring B between push rod B and drive disk；It is described
The center of the two sides of deflexion disk is respectively arranged with swinging support seat A and swinging support seat B, is provided in the middle part of swinging support seat A
The swinging chute B of dome shape, the end of the damping push rod A and pendulum are provided in the middle part of the swinging chute A of dome shape, swinging support seat B
The end of dynamic slot A contact, the damping push rod B is contacted with swinging chute B.
4. a kind of multidirectional working apparatus of crankshaft of motorcycle as described in claim 1, it is characterized in that: the periphery of the support base A is also
It is provided with a cylindrical dust-proof sleeve A, the dust ring A of annular is provided on the one end of dust-proof sleeve A.
5. a kind of multidirectional working apparatus of crankshaft of motorcycle as described in claim 1, it is characterized in that: the support base B includes one
Before tail support cylinder and one for fixing rotary drive mechanism B are used to connect linear actuator B and linear actuator C
Portion's support tube, the end of tail support cylinder are provided with the connector sleeve of a helicitic texture, the tail portion of the front support cylinder and company
Female connector is connected through a screw thread.
6. a kind of multidirectional working apparatus of crankshaft of motorcycle as described in claim 1, it is characterized in that: the deflection axle sleeve and support base
Deflection supporting mechanism is additionally provided between B, the deflection supporting mechanism includes that a support ring and a swing are connected to support
Pendular ring in ring, the inner wall of the support ring are provided with the support inner wall that a section is inner concave arc surface, the pendular ring
Peripheral outer wall is provided with the contact outer wall that a section is outer convex globoidal, supports and is slidably connected between inner wall and contact outer wall, institute
Stating the inner wall setting of pendular ring, there are two the support chips of annular, and supporting gap is provided between support chip, the deflection axle sleeve
Outer wall slidably connects a sliding sleeve, and the outer wall of sliding sleeve is fixed there are two the floating piece of annular, sliding sleeve outer wall correspond to floating piece it
Between position be fixed with an annular expansion spring plate, expand and be provided with deformation space in the middle part of reed, expand the outer wall of reed
With floating rotor contact, sliding contact between floating piece and support chip.
7. a kind of multidirectional working apparatus of crankshaft of motorcycle as claimed in claim 6, it is characterized in that: support chip surface inserting has rolling
Pearl, the floating piece are contacted with ball.
8. a kind of multidirectional working apparatus of crankshaft of motorcycle as described in claim 1, integrally connects it is characterized in that: the end of clamping piece is each
It is connected to a slider, the U-shaped both ends for importing opening are provided with the sliding groove being slidably connected for slider.
9. the multidirectional working apparatus of a kind of crankshaft of motorcycle as described in claims 1, it is characterized in that: the rotary drive mechanism
A, B is torque motor；Linear actuator A, B, C, D are straight line electric cylinders.
10. a kind of crankshaft processing technology as described in claim 1, it is characterized in that: grinding ring is machined on the turning head,
The width for being ground ring is L, and the width of trunnion and rod journal is R, and L is at most the one third of R, grinding ring to trunnion and
The process of rod journal includes N number of knife sequence, and the feed of each knife sequence is with a thickness of T, and total grinding thichness is Q, and T/Q is less than or equal to
0.1, wherein being ground the grinding skin of ring in first knife sequence with respect to the trunnion of crankshaft blank part, the angle on rod journal surface
It is 45 °；The grinding skin being ground in second knife sequence is with respect to the trunnion of crankshaft blank part, the angle on rod journal surface
45 ° of -2(45/N)；The grinding skin of ring is ground in n-th knife sequence with respect to the trunnion of crankshaft blank part, rod journal surface
Angle is A, and included angle A is 45 ° of-N(45/N).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811450444.XA CN109333191B (en) | 2018-11-30 | 2018-11-30 | Multidirectional machining production line for crankshaft and machining process of multidirectional machining production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811450444.XA CN109333191B (en) | 2018-11-30 | 2018-11-30 | Multidirectional machining production line for crankshaft and machining process of multidirectional machining production line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109333191A true CN109333191A (en) | 2019-02-15 |
| CN109333191B CN109333191B (en) | 2023-06-30 |
Family
ID=65319484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811450444.XA Active CN109333191B (en) | 2018-11-30 | 2018-11-30 | Multidirectional machining production line for crankshaft and machining process of multidirectional machining production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109333191B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110977742A (en) * | 2019-12-13 | 2020-04-10 | 河南理工大学 | Stepped bar polishing device |
Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57201158A (en) * | 1981-05-29 | 1982-12-09 | Toyoda Mach Works Ltd | Crank pin machining device |
| JP2000167752A (en) * | 1998-12-03 | 2000-06-20 | Niigata Eng Co Ltd | Phase determining device of crank shaft in machine tool |
| DE10329677A1 (en) * | 2002-12-09 | 2004-07-08 | Boehringer Werkzeugmaschinen Gmbh | Aligning the angular position of crankshafts in external milling machines |
| CN1520962A (en) * | 2003-02-12 | 2004-08-18 | 日产自动车株式会社 | Surface finishing apparatus and related method |
| CN1732066A (en) * | 2001-05-07 | 2006-02-08 | 阿齐翁尼马坡斯公司 | Device for detecting eccentric part diameter of machine element in course of gold processing on grinding machine |
| CN101733656A (en) * | 2009-12-01 | 2010-06-16 | 广州柴油机厂 | Supporting fixture for turning connecting rod journal of diesel engine crankshaft and supporting method thereof |
| CN102099155A (en) * | 2009-07-28 | 2011-06-15 | 小松Ntc株式会社 | Grinding machine and measurement device |
| CN102267084A (en) * | 2010-06-04 | 2011-12-07 | 株式会社捷太格特 | Grinding method of multifunction grinding machine |
| CN102753303A (en) * | 2009-11-03 | 2012-10-24 | 埃尔温容克尔机械制造有限公司 | Method for grinding the main and pin bearings of a crankshaft by means of external cylindrical grinding and grinding machine for performing said method |
| CN103317432A (en) * | 2013-06-25 | 2013-09-25 | 河南华创通信设备有限公司 | Grinding method and grinding head and grinding device special for implementing same |
| CN103949948A (en) * | 2014-05-19 | 2014-07-30 | 常州工学院 | Grinding device and method of crankshaft by one clamping |
| CN104308188A (en) * | 2014-09-29 | 2015-01-28 | 侯马市东鑫机械铸造有限公司 | Digital controlled lathe for processing engine crank shaft connecting rod |
| CN104551800A (en) * | 2015-01-22 | 2015-04-29 | 德州德隆(集团)机床有限责任公司 | Lathe clamp used for machining bent axle connecting rod neck |
| CN105364649A (en) * | 2015-12-10 | 2016-03-02 | 中国汽车工业工程有限公司 | Grinding mechanism for automatic crank shaft polishing and cleaning machine |
| CN205166560U (en) * | 2015-12-07 | 2016-04-20 | 浙江金兰汽车零部件有限公司 | Crankshaft lapping machine |
| CN105856006A (en) * | 2016-05-26 | 2016-08-17 | 四川飞亚汽车零部件有限公司 | Crankshaft grinding machine servo center frame |
| CN106712383A (en) * | 2017-01-11 | 2017-05-24 | 中国科学院合肥物质科学研究院 | Mechanical swing arm with force applying mechanism |
| CN206216493U (en) * | 2016-11-11 | 2017-06-06 | 桂林电子科技大学 | A kind of fixture for the processing of the crankshaft-link rod diameter of axle |
| CN107877278A (en) * | 2017-11-09 | 2018-04-06 | 中北大学 | A kind of universal fixturing of engine crankshaft crank-pin processing |
| CN209503692U (en) * | 2018-11-30 | 2019-10-18 | 卓弢机器人盐城有限公司 | A kind of multidirectional working apparatus of crankshaft of motorcycle |
-
2018
- 2018-11-30 CN CN201811450444.XA patent/CN109333191B/en active Active
Patent Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57201158A (en) * | 1981-05-29 | 1982-12-09 | Toyoda Mach Works Ltd | Crank pin machining device |
| JP2000167752A (en) * | 1998-12-03 | 2000-06-20 | Niigata Eng Co Ltd | Phase determining device of crank shaft in machine tool |
| CN1732066A (en) * | 2001-05-07 | 2006-02-08 | 阿齐翁尼马坡斯公司 | Device for detecting eccentric part diameter of machine element in course of gold processing on grinding machine |
| DE10329677A1 (en) * | 2002-12-09 | 2004-07-08 | Boehringer Werkzeugmaschinen Gmbh | Aligning the angular position of crankshafts in external milling machines |
| CN1520962A (en) * | 2003-02-12 | 2004-08-18 | 日产自动车株式会社 | Surface finishing apparatus and related method |
| CN102099155A (en) * | 2009-07-28 | 2011-06-15 | 小松Ntc株式会社 | Grinding machine and measurement device |
| CN102753303A (en) * | 2009-11-03 | 2012-10-24 | 埃尔温容克尔机械制造有限公司 | Method for grinding the main and pin bearings of a crankshaft by means of external cylindrical grinding and grinding machine for performing said method |
| CN101733656A (en) * | 2009-12-01 | 2010-06-16 | 广州柴油机厂 | Supporting fixture for turning connecting rod journal of diesel engine crankshaft and supporting method thereof |
| CN102267084A (en) * | 2010-06-04 | 2011-12-07 | 株式会社捷太格特 | Grinding method of multifunction grinding machine |
| CN103317432A (en) * | 2013-06-25 | 2013-09-25 | 河南华创通信设备有限公司 | Grinding method and grinding head and grinding device special for implementing same |
| CN103949948A (en) * | 2014-05-19 | 2014-07-30 | 常州工学院 | Grinding device and method of crankshaft by one clamping |
| CN104308188A (en) * | 2014-09-29 | 2015-01-28 | 侯马市东鑫机械铸造有限公司 | Digital controlled lathe for processing engine crank shaft connecting rod |
| CN104551800A (en) * | 2015-01-22 | 2015-04-29 | 德州德隆(集团)机床有限责任公司 | Lathe clamp used for machining bent axle connecting rod neck |
| CN205166560U (en) * | 2015-12-07 | 2016-04-20 | 浙江金兰汽车零部件有限公司 | Crankshaft lapping machine |
| CN105364649A (en) * | 2015-12-10 | 2016-03-02 | 中国汽车工业工程有限公司 | Grinding mechanism for automatic crank shaft polishing and cleaning machine |
| CN105856006A (en) * | 2016-05-26 | 2016-08-17 | 四川飞亚汽车零部件有限公司 | Crankshaft grinding machine servo center frame |
| CN206216493U (en) * | 2016-11-11 | 2017-06-06 | 桂林电子科技大学 | A kind of fixture for the processing of the crankshaft-link rod diameter of axle |
| CN106712383A (en) * | 2017-01-11 | 2017-05-24 | 中国科学院合肥物质科学研究院 | Mechanical swing arm with force applying mechanism |
| CN107877278A (en) * | 2017-11-09 | 2018-04-06 | 中北大学 | A kind of universal fixturing of engine crankshaft crank-pin processing |
| CN209503692U (en) * | 2018-11-30 | 2019-10-18 | 卓弢机器人盐城有限公司 | A kind of multidirectional working apparatus of crankshaft of motorcycle |
Non-Patent Citations (2)
| Title |
|---|
| 张磊;: "一种车削工艺的可行性研究" * |
| 韩少军: "汽车曲轴圆角冷滚压钳口压力波动分析及研究" * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110977742A (en) * | 2019-12-13 | 2020-04-10 | 河南理工大学 | Stepped bar polishing device |
| CN110977742B (en) * | 2019-12-13 | 2021-06-04 | 河南理工大学 | Stepped bar polishing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109333191B (en) | 2023-06-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100480003C (en) | Series parallel robot in five degrees of freedom | |
| CN101416822B (en) | Five-axle automatic sequence cycling production line | |
| CN102366889B (en) | Automatic high-speed precision numerical control machine tool for cutting spherical surface | |
| CN102333614A (en) | Head for the continuous precision machining on three-dimensional bodies and machining equipment that comprises said head | |
| CN108422217A (en) | Device and clamping body | |
| CN109333191A (en) | A kind of multidirectional machining production line of crankshaft and its processing technology | |
| CN209503692U (en) | A kind of multidirectional working apparatus of crankshaft of motorcycle | |
| JP2002516186A (en) | Parallel kinematic structure of machine tools | |
| CN105792989A (en) | Steady rest for supporting central workpiece regions during the machining of central and/or eccentric workpiece regions, in particular bearing points on crankshafts, and grinding machine having such a steady rest | |
| CN104057392A (en) | Coaxial double-rotary driving tip mechanism | |
| CN104385086B (en) | A kind of grinding attachment and method for grinding for being used to be ground central spindle double-groove | |
| CN106994642B (en) | Mixed connection burnishing machine | |
| JP2014504216A (en) | Method for positioning a working cylinder in a grinding machine and grinding machine implementing the method | |
| CN103354773A (en) | Perfected grinding machine and grinding method | |
| CN110480602B (en) | Two-rotation two-movement parallel machining swing head mechanism | |
| CN103128644B (en) | For the equipment to curved workpieces Surface Finishing | |
| CN201371242Y (en) | Front fixture of air bottle processing machine | |
| CN101691013A (en) | Parallel main shaft head movable arm supporting structure and manufacturing method | |
| CN106181520A (en) | There is the horizontal Machining centers of tool magazine switch | |
| CN106863161B (en) | Sample holder collection device and machining center | |
| CN202239655U (en) | High-speed precise automatic numerous control machine tool for spherical cutting | |
| CN107538468B (en) | Five-freedom-degree redundant drive parallel polishing robot | |
| CN201120580Y (en) | Grinding polisher | |
| CN101214627B (en) | Grinding processing method for crankshaft connecting rod neck | |
| CN207953019U (en) | A kind of modularization sphere special fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |