CN109676201A - A kind of two-way dislocation backing-off cutting material interval feed arrangement and its backing-off cutting method - Google Patents
A kind of two-way dislocation backing-off cutting material interval feed arrangement and its backing-off cutting method Download PDFInfo
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- CN109676201A CN109676201A CN201910117456.9A CN201910117456A CN109676201A CN 109676201 A CN109676201 A CN 109676201A CN 201910117456 A CN201910117456 A CN 201910117456A CN 109676201 A CN109676201 A CN 109676201A
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- 238000005520 cutting process Methods 0.000 title claims abstract description 126
- 239000000463 material Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 140
- 238000003825 pressing Methods 0.000 claims abstract description 36
- 230000001360 synchronised effect Effects 0.000 claims abstract description 11
- 230000033001 locomotion Effects 0.000 claims abstract description 10
- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000007906 compression Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 19
- 238000005096 rolling process Methods 0.000 claims description 18
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- 230000008569 process Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
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- 239000002699 waste material Substances 0.000 abstract description 3
- 238000012545 processing Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 7
- 239000010949 copper Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
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Abstract
The invention discloses a kind of two-way dislocation backing-off cutting material interval feed arrangement and its backing-off cutting methods, it includes shell, shell rear position is provided with crankshaft, crankshaft connects horizontal push plate by master connecting-rod mechanism, the front position of shell is workbench, upper backing-off cutting mechanism is provided with above workbench, lower section is provided with lower backing-off cutting mechanism, when horizontal push plate is driven horizontal reciprocating movement by crankshaft, the upper backing-off cutting mechanism of driving can be synchronized and lower backing-off cutting mechanism carries out backing-off cutting；It is provided on the table for the hold-down mechanism of workpiece pressing and the intermittent feeding mechanism for driving workpiece to feed, hold-down mechanism and intermittent feeding mechanism is to be realized by cooperating to the compression positioning of workpiece and index(ing) feed.The accurate backing-off cutting of two-way dislocation to multi-work piece, a plurality of material while index(ing) feed may be implemented in the present invention, and backing-off cutting working cycles is enable to be carried out continuously, and is respectively formed uniform fin on a plurality of material two sides, and reduce waste of material as far as possible.
Description
Technical field
The invention belongs to backing-off cutting machinery field, more particularly to a kind of two-way dislocation backing-off cutting material interval feed arrangement and its
Backing-off cutting method.
Background technique
Domestic existing heat exchange products from material for, major applications copper (Cu, Copper) or aluminium (AL,
Aluminum) or copper aluminium be combined with each other substrate.Traditional heat exchange products processing technology generally first adds pipeline and wing respectively
Piece, then interts fin using welding, pipeline, and tensioning pipeline realizes that heat exchange products are made in the interference fit of pipeline and fin.
The common ground of these processing technologys is all to form an entirety by different processing methods by two or more monomers, such
Words, additional thermal contact resistance can be generated in its binding site, thus thermal resistance is high on the whole, the heat transfer efficiency in heat exchanging process
It is low；Moreover, such processing technology is difficult to ensure the consistency of product；Moreover, the complex procedures of such processing technology, material cost
Height is hardly formed mass production so that processing cost is high.
Fin is processed in a kind of material body it would therefore be highly desirable to release, and is reduced material thermal resistance, is improved the shovel piece work of heat exchange efficiency
Skill.Using backing-off cutting processing technology, material deterioration inside is small, high-efficient.Existing backing-off cutting method is mainly single side backing-off cutting, and efficiency is relatively low, at
This is higher.
The disclosure of background above technology contents is only used for auxiliary and understands inventive concept and technical solution of the invention, not
The prior art for necessarily belonging to present patent application shows above content in the applying date of present patent application in no tangible proof
In the case where having disclosed, above-mentioned background technique should not be taken to the novelty and creativeness of evaluation the application.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of two-way dislocation backing-off cutting material index(ing) feeds to fill
It sets and its backing-off cutting method.The accurate backing-off cutting of two-way dislocation to multi-work piece, a plurality of material while index(ing) feed may be implemented in it, makes to shovel
Cutting working cycles can be carried out continuously, and be respectively formed uniform fin on a plurality of material two sides, and reduce waste of material as far as possible.
The present invention is achieved by the following technical solutions:
A kind of two-way dislocation backing-off cutting material interval feed arrangement comprising shell, shell rear position are provided with crankshaft,
It is fixedly installed with flywheel on the crankshaft, crank rotation is able to drive when flywheel is driven；It cuts with scissors one end of crankshaft and master connecting-rod mechanism
It connects, the other end of master connecting-rod mechanism and horizontal push plate are hinged, and the horizontal push plate is slidably mounted on the first straight line on shell and leads
On rail；
The front position of shell is workbench, upper backing-off cutting mechanism is provided with above workbench, in the lower section of workbench
It is provided with lower backing-off cutting mechanism, the upper backing-off cutting mechanism is identical with the structure of lower backing-off cutting mechanism, includes slide, slide plate, knife rest, institute
It states slide plate slides to be mounted on slide, knife rest is fixed on slide plate, clamping cutter on knife rest, and slide plate can be transported along slide straight line
It is dynamic, to realize that the backing-off cutting to workpiece surface acts；The front end of the slide is rotatablely installed on the table by front support,
The rear end of slide is mounted in rear support, and the rear support is fixed with workbench, has one section of circular arc installation passage in rear support,
The center of circle of the circular arc installation passage is overlapped with the center of rotation of front support, and the rear end of slide is mounted on the circle of rear support by bolt
In arc installation passage, the fixed installation position in circular arc installation passage can be adjusted, arbitrarily as needed so as to adjust slide
Tilt angle, and then realize cutter cut angle adjustment；Spring is equipped between slide plate and slide；
The upper connecting rod for connecting upper backing-off cutting mechanism upper slide is provided in horizontal push plate and for backing-off cutting under connecting
The lower link of mechanism lower skateboard can synchronize drive when horizontal push plate is by crankshaft drives edge first straight line guide rail horizontal reciprocating movement
Dong Shang backing-off cutting mechanism and lower backing-off cutting mechanism carry out backing-off cutting；
It is provided with the hold-down mechanism for workpiece pressing on the table, hold-down mechanism includes pressing plate, support spring, drawing
Bar, the pressing plate is horizontally disposed on the table by multiple support springs, and the top of pull rod connects pressing plate, and the bottom end of pull rod is set
It is equipped with rolling member；Be provided with the drive rod for driving hold-down mechanism to act in horizontal push plate, the front end of drive rod be used for
The pull rod bottom rolling member of hold-down mechanism acts on, and driving pull rod moves up and down, and then realizes the pressing action control of pressing plate；
It is provided with the intermittent feeding mechanism for driving workpiece to feed on the table, intermittent feeding mechanism includes driving rolling
Axis, support, ratchet, pawl, rocking bar and swing rod, driving roller bearing are installed on the workbench by support, and ratchet is located at driving roller bearing
Outer end is simultaneously sequentially connected with driving roller bearing, and one end of rocking bar is hinged on crankshaft, and the other end of rocking bar and swing rod bottom end are hinged, pendulum
The pawl is installed on the top of bar, and pawl is matched with ratchet, when crankshaft operation, makes pawl driving pawl by rocking bar and swing rod
Interval single direction rotation, and then ratchet drives driving roller bearing to carry out index(ing) feed to workpiece；
Side is provided with Auxiliary support guiding mechanism on the table, and workbench is as branch when the Tool in Cutting of upper backing-off cutting mechanism
Precisely slice is realized in support, and the Auxiliary support guiding mechanism when Tool in Cutting of lower backing-off cutting mechanism above workbench is as support.
In the above-mentioned technical solutions, shell is to be integrally cast.
In the above-mentioned technical solutions, upper backing-off cutting mechanism and lower backing-off cutting mechanism front-back staggered are controlled, and realize workpiece front and back sides
Dislocation slice.
In the above-mentioned technical solutions, the bottom surface of the front end of the drive rod be working face, the working face include leading portion bottom surface,
Be between the high face of back segment and leading portion bottom surface and the high face of back segment it is round and smooth excessively, when cutter is pushed ahead close to workpiece, drive rod
Promoting the rolling member of pull rod to move to the high face of back segment along the round and smooth excessive face of drive rod makes pull rod so that drive rod moves downward
Band dynamic pressure plate pushes and maintains impaction state, and cutter exits back disengaging workpiece after the completion of backing-off cutting, and horizontal push plate also drives at this time
Drive rod moves backward, so that the rolling member of pull rod is moved to leading portion bottom surface along the round and smooth excessive face of drive rod, pressing plate is in support bullet
It is lifted up under the action of spring, is detached from workpiece.
In the above-mentioned technical solutions, knife rest is equipped with blade regulating device, is used for fine-adjustment feed depth and the depth of parallelism.
In the above-mentioned technical solutions, the quantity of spring is multiple between slide plate and slide.
In the above-mentioned technical solutions, the quantity of the support spring of hold-down mechanism is 4, is distributed in four angles of pressing plate.
In the above-mentioned technical solutions, the through-hole passed through for workpiece is provided in horizontal push plate.
In the above-mentioned technical solutions, equipment life and slice precision are increased using special bearing in master connecting-rod mechanism.
In the above-mentioned technical solutions, also there is deceleration mechanism between the ratchet of intermittent feeding mechanism and driving roller bearing, it is described
Deceleration mechanism includes ring gear and the pinion gear that engages with ring gear, and the outer end of the ring gear and driving roller bearing is fixedly mounted,
The pinion gear is connect with coaxial ratchet, and ratchet is rotatably installed on bearing spider, in this way when ratchet is driven, is passed through
The transmission ratio of pinion gear and ring gear realizes decelerating effect, more accurately to adapt to the amount of feeding requirement to workpiece.
The backing-off cutting method of two-way dislocation backing-off cutting material interval feed arrangement of the invention are as follows: flywheel drives crankshaft operation, bent
Axis is moved back and forth on first straight line guide rail by the horizontal push plate of master connecting-rod mechanism driving, and horizontal push plate is same by upper and lower connecting rod
Step drives upper and lower backing-off cutting mechanism action, and a working cycles are completed in the every rotation of crankshaft one week, and each working cycles are cut out up and down
Two rows of slices of dislocation, each working cycles include 4 compression, slice, withdrawing, feeding steps:
1, compress: the horizontal push plate of crankshaft driving travels forward, and the drive rod in horizontal push plate makes hold-down mechanism workpiece pressing；
2, be sliced: after hold-down mechanism workpiece pressing, horizontal push plate moves forward under crankshaft driving, and then level pushes away
The synchronous cutter for driving upper and lower backing-off cutting mechanism of plate carries out backing-off cutting slice to the above and below of workpiece, hold-down mechanism dimension in slicing processes
Hold impaction state；
3, withdrawing: horizontal push plate moves backward under crankshaft driving, and then the synchronous upper and lower backing-off cutting mechanism of driving of horizontal push plate
Cutter exit back workpiece；
4, feed: horizontal push plate continues to make hold-down mechanism be detached from workpiece (the high face of the back segment of drive rod in motion process backward
It is detached from the rolling member of the pull rod bottom of hold-down mechanism, pressing plate is lifted up under the action of support spring, to be detached from workpiece)；
At the same time, crankshaft drive rocker travels forward, and rocking bar drives swing rod, and pawl driving pawl under the drive of swing rod revolves counterclockwise
Turn, and then ratchet drives driving roller bearing to feed certain distance to workpiece, is ready for next backing-off cutting.
In the above-mentioned technical solutions, when work, hold-down mechanism and intermittent feeding mechanism are to be realized by cooperating to work
The compression of part positions and index(ing) feed: when the drive rod of horizontal push plate makes hold-down mechanism be in workpiece pressing state, pawl exists
It, will not driving pawl rotation along ratchet clockwise movement under the drive of swing rod；When hold-down mechanism, which is in, is detached from work status, spine
Pawl driving pawl under the drive of swing rod rotates counterclockwise, to realize the index(ing) feed to workpiece.
The advantages and benefits of the present invention are:
1, two-way dislocation backing-off cutting material interval feed arrangement of the invention and its processing method may be implemented to multi-work piece
The two-way accurate backing-off cutting of dislocation, a plurality of material while index(ing) feed, enable backing-off cutting working cycles to be carried out continuously, in a plurality of material two
Face is respectively formed uniform fin, and reduces waste of material as far as possible.
2, the backing-off cutting angle of upper and lower backing-off cutting mechanism can require to adjust the angle according to workpiece.
3, it uses monoblock cast workbench and improves the rigidity of structure, lower slider further solves equipment rigidity and asks in casting
Topic.
4, using special bearing supercharging equipment service life and slice precision in link mechanism, because being entirely sliced continuous stress
Process is suitble to select dedicated cylindrical bearing different from the moment impact of punching machine.
5, it is equipped with spring between slide plate and slide, the gap in transmission process is eliminated to the processing essence of workpiece by spring
Degree influences.
6, side is provided with Auxiliary support guiding mechanism on the table, and workbench when cutting of fixing a cutting tool is realized smart as support
Quasi- slice, Auxiliary support guiding mechanism when bottom tool is cut above workbench is as support.Slice thickness 0.1mm- can be achieved
0.5mm high-precision is sliced, and typical microtome can not reach this precision, slice thickness and gap size, after workpiece slice
Product heat exchange area or heat dissipation area influence it is huge.
7, whole device drives by sole power of crankshaft, and compression, slice, withdrawing, feeding are completed in the every rotation of crankshaft one week
Deng the working cycles of four steps, each working cycles cut out the two rows of slices to misplace up and down, and rationally, structure is simple for design,
Processing technology is simplified, the synchronism, stability and continuity of processing are improved.
Detailed description of the invention
Fig. 1 is that the schematic perspective view of two-way dislocation backing-off cutting material interval feed arrangement of the invention (does not indicate in figure
Rocking bar, swing rod and pawl).
Fig. 2 is that the front view of two-way dislocation backing-off cutting material interval feed arrangement shown in FIG. 1 (does not indicate rocking bar, pendulum in figure
Bar and pawl).
Fig. 3 is the front view of two-way dislocation backing-off cutting material interval feed arrangement of the invention.
Fig. 4 is the structural schematic diagram of the hold-down mechanism of the two-way dislocation backing-off cutting material interval feed arrangement of the present invention.
Fig. 5 is the structural schematic diagram of the intermittent feeding mechanism of the two-way dislocation backing-off cutting material interval feed arrangement of the present invention.
Fig. 6 is the structural schematic diagram of the intermittent feeding mechanism of embodiment two.
Fig. 7 is the side structure schematic view of the intermittent feeding mechanism of embodiment two.
Fig. 8 is the perspective structure schematic diagram of intermittent feeding mechanism shown in Fig. 7.
Wherein:
1: shell, 2: crankshaft, 3: flywheel, 4: master connecting-rod mechanism, 5: horizontal push plate, 51: upper connecting rod, 52: lower link, 53:
Drive rod, 531: leading portion bottom surface, 532: it is round and smooth excessive, 533: the high face of back segment, 6: first straight line guide rail, 7: upper backing-off cutting mechanism, 71:
Upper saddle, 72: upper slide, 73: upper tool post, 74: upper spring, 8: lower backing-off cutting mechanism, 81: lower slider, 82: lower skateboard, 83: cutting
Frame, 84: lower spring, 9: hold-down mechanism, 91: pressing plate, 92: support spring, 93: pull rod, 94: rolling member, 10: index(ing) feed machine
Structure, 101: driving roller bearing, 102: support, 103: ratchet, 104: pawl, 105: rocking bar, 106: swing rod, 107: ring gear, 108:
Pinion gear, 11: Auxiliary support guiding mechanism.
It for those of ordinary skill in the art, without creative efforts, can be according to above attached
Figure obtains other relevant drawings.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, combined with specific embodiments below furtherly
Bright technical solution of the present invention.
Embodiment one:
Referring to attached drawing, a kind of two-way dislocation backing-off cutting material interval feed arrangement comprising the shell 1 being integrally cast,
1 rear position of shell is provided with crankshaft 2, and flywheel 3 is fixedly installed on the crankshaft 2, and flywheel 3 is able to drive crankshaft when being driven
2 rotations；Crankshaft 2 and one end of master connecting-rod mechanism 4 are hinged, and the other end of master connecting-rod mechanism 4 and horizontal push plate 5 are hinged, the water
Horizontal push plate 5 is slidably mounted on first straight line guide rail 6 that (further, the two sides of horizontal push plate 5 are respectively fixed with ball straight line
Guide rail slide block, ball straight-line guide rail slide block are slidably matched with first straight line guide rail 6, and the first straight line guide rail 6 is horizontally fixed on
On shell 1)；
The front position of shell 1 is workbench 1-1, upper backing-off cutting mechanism 7 is provided with above workbench, in workbench
Lower section is provided with lower backing-off cutting mechanism 8.The upper backing-off cutting mechanism 7 includes upper saddle 71, upper slide 72, upper tool post 73, the upper cunning
Plate 72 is slidably mounted on the second straight line guide rail 713 on upper saddle 71, and upper tool post 73 is fixed on upper slide 71, upper tool post 73
Upper clamping is fixed a cutting tool, and upper slide 72 can be moved along the second straight line guide rail of upper saddle 71, to realize to workpiece surface
Backing-off cutting movement；Further, the front end of the upper saddle 71 is rotatably installed on workbench 1-1 by front support 711, upper saddle
71 rear end is mounted in rear support 712, and the rear support 712 is fixed with workbench 1-1, has one section of circular arc peace in rear support
Channel a is filled, the center of circle of the circular arc installation passage is overlapped with the center of rotation of front support, and the rear end of upper saddle 71 is pacified by bolt b
In the circular arc installation passage a of rear support, the fixed installation position in circular arc installation passage can be arbitrarily adjusted as needed
It sets, so as to adjust the tilt angle of upper saddle 71, and then realizes that fixes a cutting tool cuts angle adjustment；Further, on upper tool post
Equipped with blade regulating device, it to be used for fine-adjustment feed depth and the depth of parallelism；Further, it is set between upper slide 72 and upper saddle 71
There is upper spring 74 (that is, one end connection upper slide of upper spring, the other end connect upper saddle), transmission is eliminated by upper spring 74 and is worked as
In each Mechanism Clearance it is cumulative after caused by depth of cut it is inconsistent, improve machining accuracy.Further, the quantity of upper spring 74
It can be multiple.
The structure of the lower backing-off cutting mechanism 8 is identical as upper backing-off cutting mechanism 7 comprising lower slider 81, lower skateboard 82, lower slide
83, lower skateboard 82 is slidably mounted in the third linear guide 813 on lower slider 81, and lower slide 83 is fixed on lower skateboard 82,
Clamping bottom tool on lower slide, lower skateboard 82 can be moved along the third linear guide of lower slider 81, to realize to workpiece bottom
The backing-off cutting in face acts；Further, the front end of the lower slider 81 is rotatablely installed on the table by front support 811, is glided
The rear end of seat 81 is mounted in rear support 812, and the rear support 812 is fixed with workbench bottom surface, has one section in rear support 812
The center of circle of circular arc installation passage, the circular arc installation passage is overlapped with the center of rotation of front support 811, and the rear end of lower slider 81 passes through
Bolt is mounted in the circular arc installation passage of rear support, can arbitrarily adjust the fixed peace in circular arc installation passage as needed
Holding position so as to adjust the tilt angle of lower slider 81, and then realizes that the angle that cuts of bottom tool adjusts；Further, it cuts
Frame is equipped with blade regulating device, is used for fine-adjustment feed depth and the depth of parallelism；Further, it is set between lower skateboard and lower slider
There is lower spring 84 (that is, one end connection lower skateboard of lower spring, the other end connect lower slider), transmission is eliminated by lower spring 84 and is worked as
In each Mechanism Clearance it is cumulative after caused by depth of cut it is inconsistent, improve machining accuracy.
The upper connecting rod 51 for connecting upper backing-off cutting mechanism upper slide is provided in horizontal push plate 5 and for shoveling under connecting
The lower link 52 for cutting mechanism lower skateboard, when horizontal push plate 5 is by crankshaft drives edge first straight line 6 horizontal reciprocating movement of guide rail, meeting
It is synchronous that upper backing-off cutting mechanism and lower backing-off cutting mechanism is driven to carry out backing-off cutting.Further, before upper backing-off cutting mechanism 7 and lower backing-off cutting mechanism 8
Dislocation is controlled afterwards, is fixed a cutting tool, bottom tool while being fed when realizing slice, but misplaces slice, raising shovel piece precision.Further
, the through-hole passed through for workpiece is provided in horizontal push plate, through-hole is square.
It is provided with the hold-down mechanism 9 for workpiece pressing on the table, hold-down mechanism includes pressing plate 91, support spring
92, pull rod 93, the pressing plate 91 is horizontally disposed on the table by four support springs 92, and the top of pull rod 93 connects pressing plate
91, the bottom end of pull rod 93 is provided with rolling member 94；The drive rod for driving hold-down mechanism to act is provided in horizontal push plate 5
53, tail end and the horizontal push plate of the drive rod 53 are fixed, and the front end of drive rod is used to roll with the pull rod bottom of hold-down mechanism
Part effect, driving pull rod move up and down, and then realize the pressing action control of pressing plate；Further, the drive rod 53
The bottom surface of front end is working face, which includes leading portion bottom surface 531, the high face 533 of back segment and leading portion bottom surface and the high face of back segment
Between be round and smooth excessive 532, when upper and lower cutter is pushed ahead close to workpiece, drive rod 5 promotes the rolling member of pull rod along driving
The round and smooth excessive face of bar 5 moves to the high face 533 of back segment, so that drive rod 5 moves downward, pull rod band dynamic pressure plate is made to push and maintain
Impaction state (pressing plate maintains impaction state when rolling member is in back segment high face), workpiece is compressed on the table, cutter is enable
Enough that stable backing-off cutting is realized to workpiece, cutter exits back disengaging workpiece after the completion of backing-off cutting, and horizontal push plate also drives driving at this time
Bar moves backward, so that the rolling member of pull rod is moved to leading portion bottom surface along the round and smooth excessive face of drive rod 5, pressing plate is in support spring 92
Under the action of be lifted up, be detached from workpiece.
It is provided with the intermittent feeding mechanism 10 for driving workpiece to feed on the table, intermittent feeding mechanism includes driving
Roller bearing 101, support 102, ratchet 103, pawl 104, rocking bar 105 and swing rod 106, driving roller bearing 101 pass through the rotation peace of support 102
On the table, ratchet 103 is located at driving 101 outer end of roller bearing to dress, and ratchet 103 and driving roller bearing 101 are sequentially connected, rocking bar
105 one end is hinged on crankshaft 2, and the other end of rocking bar 105 and 106 bottom end of swing rod are hinged, described in the top installation of swing rod 106
Pawl 104, pawl 104 are matched with ratchet 103, when crankshaft 2 operates, keep pawl driving pawl interval single by rocking bar and swing rod
It (is rotated counterclockwise in figure) to rotation, and then ratchet can drive roller bearing to carry out index(ing) feed to workpiece.
It should be noted that hold-down mechanism and intermittent feeding mechanism are to be realized by cooperating to workpiece when work
Compress positioning and index(ing) feed.Specifically: when the drive rod of horizontal push plate makes hold-down mechanism be in workpiece pressing state, spine
Pawl under the drive of swing rod along ratchet clockwise movement, will not driving pawl rotation；Work status is detached from when hold-down mechanism is in
When, pawl driving pawl under the drive of swing rod rotates counterclockwise, to realize the index(ing) feed to workpiece.
Side is additionally provided with Auxiliary support guiding mechanism 11 on the table, and Auxiliary support guiding mechanism is arranged in upper backing-off cutting machine
The front support position of structure, workbench when cutting of fixing a cutting tool is realized as support to be precisely sliced, when bottom tool is cut above workbench
Auxiliary support guiding mechanism 11 as support realize precisely slice.
The backing-off cutting processing method of two-way dislocation backing-off cutting material interval feed arrangement of the invention are as follows: flywheel band dynamic crankshaft is transported
Turn, crankshaft drives horizontal push plate 5 to move back and forth on first straight line guide rail 6 by master connecting-rod mechanism 4, horizontal push plate 5 by it is upper,
Lower link is synchronous to drive upper and lower backing-off cutting mechanism action, and a working cycles, each working cycles are completed in the every rotation of crankshaft one week
The two rows of slices to misplace up and down are cut out, each working cycles include 4 compression, slice, withdrawing, feeding steps:
1, compress: the horizontal push plate of crankshaft driving travels forward, and the drive rod in horizontal push plate makes hold-down mechanism workpiece pressing；
2, be sliced: after hold-down mechanism workpiece pressing, horizontal push plate moves forward under crankshaft driving, and then level pushes away
The synchronous cutter for driving upper and lower backing-off cutting mechanism of plate carries out backing-off cutting slice to the above and below of workpiece, hold-down mechanism dimension in slicing processes
Holding impaction state, (in slicing processes, the rolling member 94 of 93 bottom of hold-down mechanism pull rod is always in the high face 533 of the back segment of drive rod
On, so that hold-down mechanism be made to maintain impaction state)；
3, withdrawing: horizontal push plate moves backward under crankshaft driving, and then the synchronous upper and lower backing-off cutting mechanism of driving of horizontal push plate
Cutter exit back workpiece；
4, feed: horizontal push plate continues to make hold-down mechanism be detached from workpiece (the high face of the back segment of drive rod in motion process backward
533 are detached from the rolling member 94 of 93 bottom of pull rod of hold-down mechanism, and pressing plate is lifted up under the action of support spring 92, thus de-
From workpiece)；At the same time, 2 drive rocker 105 of crankshaft travels forward, and rocking bar 105 drives swing rod, and pawl is under the drive of swing rod
Driving pawl rotates counterclockwise, and then ratchet drives driving roller bearing to feed certain distance to workpiece, is ready for next backing-off cutting.
Embodiment two:
Further, referring to attached drawing 6-8, also have between the ratchet 103 and driving roller bearing 101 of intermittent feeding mechanism 10 and subtract
Fast mechanism, the deceleration mechanism include ring gear 107 and the pinion gear engaged with ring gear 108, and the ring gear and driving are rolled
The outer end of axis 101 is fixedly mounted, and the pinion gear and ratchet 103 are coaxially connected, and ratchet 103 is to be rotatably installed in bearing spider
On 109, in this way when ratchet 103 is driven, by the transmission ratio of pinion gear and ring gear, decelerating effect is realized, with more
Accurately adapt to the amount of feeding requirement to workpiece.
Illustrative description has been done to the present invention above, it should explanation, the case where not departing from core of the invention
Under, any simple deformation, modification or other skilled in the art can not spend the equivalent replacement of creative work equal
Fall into protection scope of the present invention.
Claims (10)
1. a kind of two-way dislocation backing-off cutting material interval feed arrangement, it is characterised in that: it includes shell, the setting of shell rear position
There is crankshaft, flywheel is fixedly installed on the crankshaft, crank rotation is able to drive when flywheel is driven；Crankshaft and master connecting-rod mechanism
One end it is hinged, the other end of master connecting-rod mechanism and horizontal push plate are hinged, and the horizontal push plate is slidably mounted on shell
In one linear guide；
The front position of shell is workbench, and upper backing-off cutting mechanism is provided with above workbench, is arranged in the lower section of workbench
You Xia backing-off cutting mechanism, the upper backing-off cutting mechanism is identical with the structure of lower backing-off cutting mechanism, includes slide, slide plate, knife rest, the cunning
Plate is slidably mounted on slide, and knife rest is fixed on slide plate, clamping cutter on knife rest, and slide plate can move along a straight line along slide, from
And it realizes the backing-off cutting to workpiece surface and acts；The front end of the slide is rotatablely installed on the table by front support, slide
Rear end be mounted in rear support, the rear support is fixed with workbench, in rear support have one section of circular arc installation passage, the circle
The center of circle of arc installation passage is overlapped with the center of rotation of front support, and the rear end of slide is pacified by the circular arc that bolt is mounted on rear support
It fills in channel, the fixed installation position in circular arc installation passage can be adjusted, arbitrarily as needed so as to adjust inclining for slide
Rake angle, and then realize that the angle that cuts of cutter adjusts；Spring is equipped between slide plate and slide；
The upper connecting rod of the slide plate for connecting upper backing-off cutting mechanism is provided in horizontal push plate and for backing-off cutting mechanism under connecting
The lower link of slide plate can be synchronized in driving when horizontal push plate is by crankshaft drives edge first straight line guide rail horizontal reciprocating movement
Backing-off cutting mechanism and lower backing-off cutting mechanism carry out backing-off cutting；
It is provided with the hold-down mechanism for workpiece pressing on the table, hold-down mechanism includes pressing plate, support spring, pull rod, institute
It states pressing plate to be horizontally disposed on the table by multiple support springs, the top of pull rod connects pressing plate, and the bottom end of pull rod is provided with
Rolling member；The drive rod for driving hold-down mechanism to act is provided in horizontal push plate, the front end of drive rod is used for and compression
The pull rod bottom rolling member of mechanism acts on, and driving pull rod moves up and down, and then realizes the pressing action control of pressing plate；
Be provided on the table for drive workpiece feed intermittent feeding mechanism, intermittent feeding mechanism include driving roller bearing,
Support, ratchet, pawl, rocking bar and swing rod, driving roller bearing are installed on the workbench by support, and ratchet is located at driving roller bearing outer end
And be sequentially connected with driving roller bearing, one end of rocking bar is hinged on crankshaft, and the other end of rocking bar and swing rod bottom end are hinged, swing rod
The pawl is installed on top, and pawl is matched with ratchet, when crankshaft operation, makes pawl driving pawl intermittently by rocking bar and swing rod
Single direction rotation, and then ratchet drives driving roller bearing to carry out index(ing) feed to workpiece；
Side is provided with Auxiliary support guiding mechanism on the table, and workbench is real as support when the Tool in Cutting of upper backing-off cutting mechanism
Now accurate slice, the Auxiliary support guiding mechanism when Tool in Cutting of lower backing-off cutting mechanism above workbench is as support.
2. two-way dislocation backing-off cutting material interval feed arrangement according to claim 1, it is characterised in that: shell and workbench
To be integrally cast.
3. two-way dislocation backing-off cutting material interval feed arrangement according to claim 1, it is characterised in that: upper backing-off cutting mechanism and
Lower backing-off cutting mechanism front-back staggered is controlled.
4. two-way dislocation backing-off cutting material interval feed arrangement according to claim 1, it is characterised in that: the drive rod
The bottom surface of front end is working face, which, which includes between leading portion bottom surface, the high face of back segment and leading portion bottom surface and the high face of back segment, is
It is round and smooth excessively, when cutter is pushed ahead close to workpiece, drive rod promotes round and smooth excessive face of the rolling member of pull rod along drive rod
The high face of back segment is moved to, so that drive rod moves downward, so that pull rod band dynamic pressure plate is pushed and maintain impaction state, after the completion of backing-off cutting
Cutter exits back disengaging workpiece, and horizontal push plate also drives drive rod to move backward at this time, makes the rolling member of pull rod along drive rod
Round and smooth excessive face move to leading portion bottom surface, pressing plate is lifted up under the action of support spring, be detached from workpiece.
5. two-way dislocation backing-off cutting material interval feed arrangement according to claim 1, it is characterised in that: knife rest is equipped with knife
Piece adjusts device, is used for fine-adjustment feed depth and the depth of parallelism.
6. two-way dislocation backing-off cutting material interval feed arrangement according to claim 1, it is characterised in that: intermittent feeding mechanism
Ratchet and driving roller bearing between also have deceleration mechanism, the small tooth that the deceleration mechanism includes ring gear and engages with ring gear
The outer end of wheel, the ring gear and driving roller bearing is fixedly mounted, and the pinion gear is connect with coaxial ratchet, and ratchet is rotational installation
On bearing spider, in this way when ratchet is driven, by the transmission ratio of pinion gear and ring gear, decelerating effect is realized.
7. two-way dislocation backing-off cutting material interval feed arrangement according to claim 1, it is characterised in that: the branch of hold-down mechanism
The quantity for supportting spring is 4, is distributed in the quadrangle of pressing plate.
8. two-way dislocation backing-off cutting material interval feed arrangement according to claim 1, it is characterised in that: in horizontal push plate
It is provided with the through-hole passed through for workpiece.
9. two-way dislocation backing-off cutting material interval feed arrangement according to claim 1, it is characterised in that: in master connecting-rod mechanism
It is middle that equipment life and slice precision are increased using special bearing.
10. the backing-off cutting method of two-way dislocation backing-off cutting material interval feed arrangement described in one of -9 according to claim 1, feature
Be: flywheel drives crankshaft operation, and crankshaft is moved back and forth on first straight line guide rail by the horizontal push plate of master connecting-rod mechanism driving,
Horizontal push plate drives upper and lower backing-off cutting mechanism action by the way that upper and lower connecting rod is synchronous, and the every rotation of crankshaft one week is completed a job and followed
Ring, each working cycles cut out the two rows of slices to misplace up and down, and each working cycles include compression, slice, withdrawing, feeding 4
Step:
Compress: the horizontal push plate of crankshaft driving travels forward, and the drive rod in horizontal push plate makes hold-down mechanism workpiece pressing；
Slice: after hold-down mechanism workpiece pressing, horizontal push plate moves forward under crankshaft driving, and then horizontal push plate is synchronous
The cutter of upper and lower backing-off cutting mechanism is driven to carry out backing-off cutting slice to the above and below of workpiece, hold-down mechanism maintains to compress in slicing processes
State.
Withdrawing: horizontal push plate moves backward under crankshaft driving, and then the synchronous cutter for driving upper and lower backing-off cutting mechanism of horizontal push plate
Exit back workpiece；
Feeding: horizontal push plate continues to make hold-down mechanism be detached from workpiece in motion process backward；At the same time, crankshaft drive rocker
It travels forward, rocking bar drives swing rod, and pawl driving pawl under the drive of swing rod rotates counterclockwise, and then ratchet drives driving rolling
Axis feeds certain distance to workpiece, is ready for next backing-off cutting.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910117456.9A CN109676201B (en) | 2019-02-15 | 2019-02-15 | Intermittent feeding device for bidirectional dislocation scraping materials and scraping method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910117456.9A CN109676201B (en) | 2019-02-15 | 2019-02-15 | Intermittent feeding device for bidirectional dislocation scraping materials and scraping method thereof |
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| CN109676201A true CN109676201A (en) | 2019-04-26 |
| CN109676201B CN109676201B (en) | 2024-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910117456.9A Active CN109676201B (en) | 2019-02-15 | 2019-02-15 | Intermittent feeding device for bidirectional dislocation scraping materials and scraping method thereof |
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| US6792672B1 (en) * | 2003-06-02 | 2004-09-21 | Fan Zhen Co., Ltd. | Heat sink manufacturing apparatus |
| CN101293319A (en) * | 2007-04-29 | 2008-10-29 | 深圳山源电器有限公司 | Method for processing heat change line products |
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|---|---|
| CN109676201B (en) | 2024-07-19 |
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