CN108890368A - Automatic loading/unloading method for CNC processing - Google Patents
Automatic loading/unloading method for CNC processing Download PDFInfo
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- CN108890368A CN108890368A CN201810717619.2A CN201810717619A CN108890368A CN 108890368 A CN108890368 A CN 108890368A CN 201810717619 A CN201810717619 A CN 201810717619A CN 108890368 A CN108890368 A CN 108890368A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
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Abstract
The present invention discloses a kind of automatic loading/unloading method for CNC processing, the automatic loading/unloading method for CNC processing is based on an automatic loading and unloading device, this automatic loading and unloading device includes bottom plate, left-handed swivel base, dextrorotation swivel base, clamping device for clamping material strip and the material collecting device that is installed on main shaft, the both ends of the clamping device respectively with left-handed swivel base, dextrorotation swivel base is rotatably connected, the clamping device further comprises support plate, material ejection cylinder, die pad and clamping mechanism for clamping material strip, the material collecting device further comprises mounting plate, movable plate, substrate, drive cylinder, rewinding cylinder and material folding cylinder, the piston rod of this driving cylinder and the installation of movable plate upper surface connect, the rewinding cylinder and material folding cylinder are all set in base lower surface.The present invention is ingenious to be utilized lever principle, and driving force needed for reducing driving cylinder pushes guide post with the strength of cylinder several times, saved resource, improves production efficiency.
Description
Technical field
The present invention relates to a kind of automatic loading/unloading methods for CNC processing, are related to technical field of mechanical processing.
Background technique
The intelligent electronic device amusement most wide as use scope and communication equipment, update fast speed, therefore
Higher requirements are also raised for intelligent electronic device manufacturer.Intelligent electronic device components be unable to do without machine tool, in machine
Bed how to be efficiently located to workpiece stabilization during processing and self-feeding, blanking, and there are many problems.
Summary of the invention
It is an object of the present invention to provide a kind of automatic loading/unloading methods for CNC processing, this is used for the automatic of CNC processing
Baiting method is ingenious to be utilized lever principle, and driving force needed for reducing driving cylinder pushes guide post with the strength of cylinder several times,
Resource has been saved, production efficiency is improved；Meanwhile providing a kind of use based on the above-mentioned automatic loading/unloading method for CNC processing
In the automatic loading/unloading method of CNC processing.
In order to achieve the above objectives, the technical solution adopted by the present invention is that：A kind of automatic loading/unloading side for CNC processing
Method, the automatic loading/unloading method for CNC processing are based on an automatic loading and unloading device, this automatic loading and unloading device includes bottom
Plate, left-handed swivel base, dextrorotation swivel base, the clamping device for clamping material strip and the material collecting device that is installed on main shaft, the clamping
The both ends of device are rotatably connected with left-handed swivel base, dextrorotation swivel base respectively, and the left-handed swivel base, dextrorotation swivel base are fixedly installed in bottom
On plate, the material collecting device is movably set to above clamping device；
The clamping device further comprises support plate, material ejection cylinder, die pad and the clamping mechanism for clamping material strip, described
A through-hole is provided in support plate, the material ejection cylinder is installed on one side surface of support plate, and the material strip is installed by clamping mechanism
In support plate opposite to each other in the other side of material ejection cylinder, the movable block installation of the die pad and material ejection cylinder is connected, and passes through institute
Through-hole is stated to be set to below material strip；
The clamping mechanism further comprises first clamping plate and several second clamping plates, if the second clamping plate and first clamping plate pass through
Bolt stem connects and the material strip is fixed between second clamping plate and first clamping plate, and the material strip two sides pass through phase respectively
Two adjacent second clamping plates compress, and the first clamping plate is provided with a pressing plate far from second clamping plate side, is provided on this pressing plate
Several pressure heads corresponding with T-type guide post；
The first clamping plate is provided with several installation through-holes corresponding with second clamping plate in a side surface of second clamping plate opposite to each other, this peace
It is respectively embedded into a T-type guide post in dress through-hole, this T-type guide post is provided with threaded hole close to one end of second clamping plate, and the bolt is worn
Second clamping plate and the screw hole with T-type guide post are crossed, several elastic slices are set on the T-type guide post, the installation through-hole leans on
One end of nearly second clamping plate has an inward flange, and several elastic slices are between inward flange and the column cap of T-type guide post；
The pressing plate is installed in support plate by a driving mechanism, and the driving mechanism further comprises at least one driving gas
Cylinder and a shaft, the driving cylinder are fixedly installed in support plate lower part, and the piston rod of this driving cylinder and pressing plate lower part are pacified
Load connects, and the shaft passes through pressing plate top and is fixedly connected by mounting base with support plate；
The material collecting device further comprises mounting plate, movable plate, substrate, drives cylinder, rewinding cylinder and material folding cylinder, described
Movable plate is movably installed in mounting plate leading flank, and the substrate is fixedly installed in movable plate lower surface, the driving cylinder installation
In on mounting plate and above movable plate, the piston rod of this driving cylinder and the installation of movable plate upper surface are connected, the rewinding
Cylinder and material folding cylinder are all set in base lower surface；
The material folding cylinder is installed on base lower surface, and the piston rod of this material folding cylinder is connected with a clamping plate, and the substrate is close
The side of clamping plate has a downward bending part, this bending part is arranged face-to-face with clamping plate, and the rewinding cylinder passes through an installation
Block is installed on base lower surface and is located at below material folding cylinder, is connected with a pulp-collecting box on the piston rod of the rewinding cylinder；
There is a upward L-type concave corner part on the outside of the bending lower surface, be provided in the downward right-angle surface of this concave corner part several
Bit-avoiding slot, the bending part upper surface are provided with several through-holes, and a sensor, the sensor are respectively arranged in this several through-hole
The lower end surface right-angle surface downward with concave corner part flushes；
The automatic loading/unloading method for CNC processing includes the following steps：
Step 1: several material strips are respectively arranged between the first clamping plate of clamping device and several second clamping plates, guarantee material strip
Region to be processed stretch out, lock the bolt between second clamping plate and T-type guide post, material strip keeps clamping shape under the action of elastic slice
State；
Step 2: the driving cylinder of material collecting device remains retracted state, while CNC spindle is moved to above material strip, to material strip into
Row processing；
Step 3: material strip is after processing is completed, the driving cylinder of material collecting device pushes substrate to move downward, while CNC spindle is mobile,
So that the product section that material strip upper end has completed the process is between clamping plate and bending part；
Step 4: material folding cylinder driving clamping plate is mobile toward close bending part direction and clamps product；
Step 5: left-handed swivel base, dextrorotation swivel base drive support plate to swing, the material strip being clamped in support plate is swung with support plate,
The product processed is broken into disconnected separate with remaining material strip；
Step 6: rewinding cylinder driving pulp-collecting box is moved to below clamping plate and bending part；
Step 7: material folding cylinder driving clamping plate unclamps product, so that the product processed is fallen toward far from the movement of bending part direction
To pulp-collecting box；
Step 8: pulp-collecting box is contracted to initial position toward far from the movement of bending part direction by rewinding cylinder driving pulp-collecting box；
Step 9: mobile CNC spindle, so that the concave corner part of bending part is located above material strip；
Step 10: the driving cylinder piston rod of clamping device stretches out, band dynamic pressure plate turns around shaft toward close to T-type guide post direction
It is dynamic；
Step 11: the pressure head on pressing plate compresses the end face of T-type guide post, so that T-type guide post compresses elastic slice toward second clamping plate direction
It is mobile；
Step 12: several second clamping plates unclamp material strip under the action of T-type guide post and elastic slice respectively；
Step 13: material ejection cylinder driving die pad drives ejector beam to move up, ejector beam top surface contacts material strip bottom surface, and pushes away
Dynamic material strip moves up；
Step 14: the material strip top surface right angle face contact downward with bending part concave corner part and stopping moving up；
Step 15: the driving cylinder piston rod of clamping device is shunk, band dynamic pressure plate turns around shaft toward far from T-type guide post direction
It is dynamic, so that pressing plate is arranged in parallel with support plate；
Step 16: the pressure head on pressing plate leaves T-type guide post, material strip is clamped under the action of elastic slice and bolt；
Step 17: the driving cylinder of material collecting device drives substrate to move up reset, so that material collecting device remains retracted state；
Step 18: carrying out next round processing to material strip above mobile CNC spindle to material strip.
Further improved scheme is as follows in above-mentioned technical proposal：
1. in above scheme, distance and shaft to the pressing plate and driving cylinder piston rod of the pressure head in the shaft to pressing plate connect
The distance ratio for meeting place is 1:2~5.
2. in above scheme, the die pad upper surface is provided with several ejector beams, this several ejector beam is located at material
Band underface.
3. in above scheme, it is slow to be separately installed with an oil pressure for two opposite surfaces of fixed block above and below the material ejection cylinder
Rush device.
4. in above scheme, the pressure head is spherical indenter.
5. in above scheme, it is 2 that at least one described driving cylinder, which is number,.
6. in above scheme, in the step 2, the material strip being clamped in support plate, in left-handed swivel base, dextrorotation swivel base
Under driving, 90 ° of positions, 0 ° of position and the 180 ° of positions being respectively at straight up are processed.
Since above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：
1. automatic loading/unloading method of the present invention for CNC processing, realizes the automatic material jacking in process, breaks material, rewinding
Function is saved the time of manpower and artificial loading and unloading, is improved work efficiency instead of artificial loading and unloading；Secondly, it is automatic up and down
The clamping device of material device further comprises support plate, material ejection cylinder, die pad and the clamping mechanism for clamping material strip, described
A through-hole is provided in support plate, the material ejection cylinder is installed on one side surface of support plate, and the material strip is installed by clamping mechanism
In support plate opposite to each other in the other side of material ejection cylinder, the movable block installation of the die pad and material ejection cylinder is connected, and passes through institute
It states through-hole to be set to below material strip, the setting of clamping mechanism realizes the held tight to material strip, and can cooperate support plate
Rotation is realized breaks material operation automatically；Again, several elastic slices are set on T-type guide post, the installation through-hole is close to second clamping plate
One end has an inward flange, and for several elastic slices between inward flange and the column cap of T-type guide post, bolt is worked as in the setting of elastic slice
When tightening, elastic slice is in compressive state and reacts on guide post, by guide post toward pushing opposite to each other in the direction of the second tabletting, thus band
Dynamic second clamping plate preferably compresses material strip, to guarantee material strip stability in process and to the machining accuracy of material strip；Again
Secondary, first clamping plate is provided with a pressing plate far from second clamping plate side, and several pressures corresponding with T-type guide post are provided on this pressing plate
Head, pressure head push down the end face of guide post, and guide post drives bolt mobile toward the side far from guide post, unclamp the second pressing plate, convenient to material
Band carries out liftout operation, after the completion of liftout, only need to unclamp guide post, can compress material strip again.
2. automatic loading/unloading method of the present invention for CNC processing, the material collecting device of automatic loading and unloading device are further
Mounting plate is movably installed in including mounting plate, movable plate, substrate, driving cylinder, rewinding cylinder and material folding cylinder, the movable plate
Leading flank, the substrate are fixedly installed in movable plate lower surface, and the driving cylinder is installed on mounting plate and is located at movable plate
Top, the piston rod of this driving cylinder and the installation of movable plate upper surface connect, drive the setting of cylinder, can control the upper of substrate
Lower movement will push away after CNC machining center is completed to process under substrate, carry out rewinding operation, after the completion of rewinding, substrate is upward
It withdraws, avoids interfering with processing unit (plant)s such as cutters, realize the institutional operation of processing with rewinding；Secondly, its pressing plate passes through
One driving mechanism is installed in support plate, and the driving mechanism further comprises at least one driving cylinder and a shaft, institute
It states driving cylinder and is fixedly installed in support plate lower part, the piston rod of this driving cylinder and the installation of pressing plate lower part connect, the shaft
It is fixedly connected across pressing plate top and by mounting base with support plate, pressing plate is using shaft as fulcrum, under the driving of driving cylinder
Rotation, for compressing guide post, automatic realize loosens the second pressing plate, facilitates carry out automatic material jacking, after the completion of liftout, by pressing plate
Extremely with the first pressing plate parallel position, then the second pressing plate continues to compress material strip, is processed for rotation, realizes automatic loose metal operation；
In addition, the distance ratio of the distance and shaft of the pressure head in shaft to pressing plate to pressing plate and driving cylinder piston rod junction is 1:
2~5, ingenious that lever principle is utilized, driving force needed for reducing driving cylinder pushes guide post, section with the strength of cylinder several times
About resource improves production efficiency.
3. automatic loading/unloading method of the present invention for CNC processing, bending lower surface outside has a upward L
Type concave corner part, is provided with several bit-avoiding slots in the downward right-angle surface of this concave corner part, material ejection cylinder drive die pad drive ejector beam to
Upper movement, ejector beam top surface contacts material strip bottom surface, and material strip is pushed to move up, material strip top surface and the downward right angle of bending part concave corner part
Face contact simultaneously stops moving up, and by the concave corner part of receiving mechanism and being equipped with for clamping device ejector beam, may be implemented to top
Expect the automatic control of length, it is ensured that the height of upward liftout is all the same each time, it is ensured that the precision of liftout, to guarantee each production
The height of product is consistent.
Detailed description of the invention
Attached drawing 1 be the present invention is based on automatic loading and unloading device structural schematic diagram；
Attached drawing 2 be the present invention is based on automatic loading and unloading device in material collecting device structural schematic diagram；
Attached drawing 3 be the present invention is based on automatic loading and unloading device in clamping device structural schematic diagram；
Attached drawing 4 be the present invention is based on automatic loading and unloading device in clamping device partial structural diagram；
Attached drawing 5 be the present invention is based on automatic loading and unloading device in clamping device partial structurtes schematic cross-section；
Attached drawing 6 be the present invention is based on automatic loading and unloading device in material collecting device partial structural diagram.
In the figures above：1, bottom plate；2, left-handed swivel base；3, dextrorotation swivel base；4, clamping device；1b, support plate；2b, liftout
Cylinder；3b, die pad；4b, material strip；5b, clamping mechanism；6b, through-hole；7b, movable block；10b, ejector beam；11b, first clamping plate；
12b, second clamping plate；13b, bolt；14b, installation through-hole；15b, T-type guide post；16b, threaded hole；17b, elastic slice；18b, convex
Edge；21b, pressing plate；22b, pressure head；24b, driving cylinder；25b, shaft；26b, mounting base；5, material collecting device；1a, mounting plate；
2a, movable plate；3a, substrate；4a, driving cylinder；5a, rewinding cylinder；6a, material folding cylinder；7a, pinboard；14a, clamping plate；15a,
Bending part；17a, mounting blocks；18a, pulp-collecting box；20a, gusset；6, concave corner part；7, bit-avoiding slot；8, sensor.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments：
Embodiment 1：A kind of automatic loading/unloading method for CNC processing, the automatic loading/unloading method base for CNC processing
In an automatic loading and unloading device, this automatic loading and unloading device includes bottom plate 1, left-handed swivel base 2, dextrorotation swivel base 3, is used for clamping material strip
The clamping device 4 of 4b and the material collecting device 5 being installed on main shaft, the both ends of the clamping device 4 respectively with left-handed swivel base 2, right
Rotating seat 3 is rotatably connected, and the left-handed swivel base 2, dextrorotation swivel base 3 are fixedly installed on bottom plate 1, and the material collecting device 5 is removable
Dynamic is set to 4 top of clamping device；
The clamping device 4 further comprises support plate 1b, material ejection cylinder 2b, die pad 3b and the clamping for clamping material strip 4b
It is provided with through-hole a 6b, the material ejection cylinder 2b on mechanism 5b, the support plate 1b and is installed on mono- side surface support plate 1b, the material
Support plate 1b is installed on opposite to each other in the other side of material ejection cylinder 2b, the die pad 3b and liftout gas by clamping mechanism 5b with 4b
The movable block 7b of cylinder 2b installs connection, and passes through the through-hole 6b and be set to below material strip 4b；
The clamping mechanism 5b further comprises first clamping plate 11b and several second clamping plate 12b, the second clamping plate 12b and
If a clamping plate 11b is fixed by bolt stem 13b connection and by the material strip 4b in second clamping plate 12b and first clamping plate 11b
Between, the two sides the material strip 4b are compressed by two adjacent second clamping plate 12b respectively, and the first clamping plate 11b is far from second
The side clamping plate 12b is provided with a pressing plate 21b, and several pressure head 22bs corresponding with T-type guide post 15b are provided on this pressing plate 21b；
The first clamping plate 11b is provided with several installations corresponding with second clamping plate 12b in a side surface of second clamping plate 12b opposite to each other
A T-type guide post 15b is respectively embedded into through-hole 14b, this installation through-hole 14b, this T-type guide post 15b is close to the one of second clamping plate 12b
End is provided with threaded hole 16b, and the bolt 13b passes through second clamping plate 12b and is spirally connected with the threaded hole 16b of T-type guide post 15b, the T
Several elastic slice 17b are set on type guide post 15b, the installation through-hole 14b has an inward flange close to one end of second clamping plate 12b
18b, several elastic slice 17b are located between inward flange 18b and the column cap of T-type guide post 15b；
The pressing plate 21b is installed on support plate 1b by a driving mechanism, and the driving mechanism further comprises at least one
Driving cylinder 24b and shaft a 25b, the driving cylinder 24b are fixedly installed in the lower part support plate 1b, this driving cylinder 24b
Piston rod and the lower part pressing plate 21b installation connect, the shaft 25b pass through the top pressing plate 21b and by mounting base 26b and support
Plate 1b is fixedly connected；
The material collecting device 5 further comprises mounting plate 1a, movable plate 2a, substrate 3a, driving cylinder 4a, rewinding cylinder 5a and folder
Expect that cylinder 6a, the movable plate 2a are movably installed in mounting plate 1a leading flank, the substrate 3a is fixedly installed under movable plate 2a
Surface, the driving cylinder 4a be installed on mounting plate 1a and be located at movable plate 2a above, this driving cylinder 4a piston rod with
The installation connection of the upper surface movable plate 2a, the rewinding cylinder 5a and material folding cylinder 6a are all set in the lower surface substrate 3a；
The material folding cylinder 6a is installed on the lower surface substrate 3a, the piston rod of this material folding cylinder 6a is connected with a clamping plate 14a, described
Substrate 3a close to the side of clamping plate 14a there is a downward bending part 15a, this bending part 15a to be arranged face-to-face with clamping plate 14a,
The rewinding cylinder 5a is installed on the lower surface substrate 3a by a mounting blocks 17a and is located at below material folding cylinder 6a, the rewinding
A pulp-collecting box 18a is connected on the piston rod of cylinder 5a；
There is a upward L-type concave corner part 6 on the outside of the lower surface the bending part 15a, be provided in the downward right-angle surface of this concave corner part 6
Several bit-avoiding slots 7, the upper surface the bending part 15a are provided with several through-holes, and a sensor 8 is respectively arranged in this several through-hole,
8 lower end surface of the sensor right-angle surface downward with concave corner part 6 flushes；
The automatic loading/unloading method for CNC processing includes the following steps：
Step 1: several material strip 4b are respectively arranged between the first clamping plate 11b of clamping device 4 and several second clamping plate 12b,
Guarantee that the region to be processed of material strip is stretched out, locks the bolt 13b between second clamping plate 12b and T-type guide post 15b, material strip 4b is in bullet
Clamped condition is kept under the action of piece 17b；
Step 2: the driving cylinder 4a of material collecting device 5 remains retracted state, while CNC spindle is moved to above material strip 4b, to material
Band 4b is processed；
Step 3: material strip 4b is after processing is completed, the driving cylinder 4a of material collecting device 5 pushes substrate 3a to move downward, while CNC master
Axis is mobile, so that the product section that the upper end material strip 4b has completed the process is between clamping plate 14a and bending part 15a；
Step 4: material folding cylinder 6a driving clamping plate 14a is mobile toward the close direction bending part 15a and clamps product；
Step 5: left-handed swivel base 2, dextrorotation swivel base 3 drive support plate 1b to swing, the material strip 4b on support plate 1b is clamped in support
Plate 1b is swung, and the product processed is broken disconnected separate with remaining material strip 4b；
Step 6: rewinding cylinder 5a driving pulp-collecting box 18a is moved to below clamping plate 14a and bending part 15a；
Step 7: material folding cylinder 6a driving clamping plate 14a unclamps product toward far from the movement of the direction bending part 15a, so that process
Product is fallen in pulp-collecting box 18a；
Step 8: pulp-collecting box 18a is contracted to just by rewinding cylinder 5a driving pulp-collecting box 18a toward far from the movement of the direction bending part 15a
Beginning position；
Step 9: mobile CNC spindle, so that the concave corner part 6 of bending part 15a is located above material strip 4b；
Step 10: the driving cylinder 24b piston rod of clamping device 4 stretches out, band dynamic pressure plate 21b is led around shaft 25b toward close to T-type
The rotation of the direction column 15b；
Step 11: the pressure head 22b on pressing plate 21b compresses the end face of T-type guide post 15b, so that T-type guide post 15b compresses elastic slice 17b
It is mobile toward the direction second clamping plate 12b；
Step 12: several second clamping plate 12b unclamp material strip 4b under the action of T-type guide post 15b and elastic slice 17b respectively；
Step 13: material ejection cylinder 2b driving die pad 3b drives ejector beam 10b to move up, the top surface ejector beam 10b contact material
The band bottom surface 4b, and material strip 4b is pushed to move up；
Step 14: the top surface the material strip 4b right angle face contact downward with bending part 15a concave corner part 6 and stopping moving up；
Step 15: the driving cylinder 24b piston rod of clamping device 4 is shunk, band dynamic pressure plate 21b is around shaft 25b toward far from T-type
The direction guide post 15b rotation, so that pressing plate 21b is arranged in parallel with support plate 1b；
Step 16: the pressure head 22b on pressing plate 21b leaves T-type guide post 15b, effect of the material strip 4b in elastic slice 17b and bolt 13b
It is lower to be clamped；
Step 17: the driving cylinder 4a of material collecting device 5 drives substrate 3a to move up reset, so that material collecting device 5 remains retracted shape
State；
Step 18: carrying out next round processing to material strip 4b above mobile CNC spindle to material strip 4b.
The distance and shaft 25b to pressing plate 21b and driving cylinder 24b of pressure head 22b on above-mentioned shaft 25b to pressing plate 21b
The distance ratio of piston rod junction is 1：5；The upper surface above-mentioned die pad 3b is provided with several ejector beam 10b, this several liftout
Bar 10b is located at immediately below material strip 4b；The two opposite surfaces of fixed block above-mentioned material ejection cylinder 2b or more are separately installed with one
Oil buffer；In above-mentioned steps two, the material strip 4b being clamped on support plate 1b, in the driving of left-handed swivel base 2, dextrorotation swivel base 3
Under, 90 ° of positions, 0 ° of position and the 180 ° of positions being respectively at straight up are processed.
Embodiment 2：A kind of automatic loading/unloading method for CNC processing, the automatic loading/unloading side for CNC processing
Method is based on an automatic loading and unloading device, this automatic loading and unloading device includes bottom plate 1, left-handed swivel base 2, dextrorotation swivel base 3, is used for clamping
The clamping device 4 of material strip 4b and the material collecting device 5 being installed on main shaft, the both ends of the clamping device 4 respectively with left-handed swivel base
2, dextrorotation swivel base 3 is rotatably connected, and the left-handed swivel base 2, dextrorotation swivel base 3 are fixedly installed on bottom plate 1, the material collecting device 5
Movably it is set to 4 top of clamping device；
The clamping device 4 further comprises support plate 1b, material ejection cylinder 2b, die pad 3b and the clamping for clamping material strip 4b
It is provided with through-hole a 6b, the material ejection cylinder 2b on mechanism 5b, the support plate 1b and is installed on mono- side surface support plate 1b, the material
Support plate 1b is installed on opposite to each other in the other side of material ejection cylinder 2b, the die pad 3b and liftout gas by clamping mechanism 5b with 4b
The movable block 7b of cylinder 2b installs connection, and passes through the through-hole 6b and be set to below material strip 4b；
The clamping mechanism 5b further comprises first clamping plate 11b and several second clamping plate 12b, the second clamping plate 12b and
If a clamping plate 11b is fixed by bolt stem 13b connection and by the material strip 4b in second clamping plate 12b and first clamping plate 11b
Between, the two sides the material strip 4b are compressed by two adjacent second clamping plate 12b respectively, and the first clamping plate 11b is far from second
The side clamping plate 12b is provided with a pressing plate 21b, and several pressure head 22bs corresponding with T-type guide post 15b are provided on this pressing plate 21b；
The first clamping plate 11b is provided with several installations corresponding with second clamping plate 12b in a side surface of second clamping plate 12b opposite to each other
A T-type guide post 15b is respectively embedded into through-hole 14b, this installation through-hole 14b, this T-type guide post 15b is close to the one of second clamping plate 12b
End is provided with threaded hole 16b, and the bolt 13b passes through second clamping plate 12b and is spirally connected with the threaded hole 16b of T-type guide post 15b, the T
Several elastic slice 17b are set on type guide post 15b, the installation through-hole 14b has an inward flange close to one end of second clamping plate 12b
18b, several elastic slice 17b are located between inward flange 18b and the column cap of T-type guide post 15b；
The pressing plate 21b is installed on support plate 1b by a driving mechanism, and the driving mechanism further comprises at least one
Driving cylinder 24b and shaft a 25b, the driving cylinder 24b are fixedly installed in the lower part support plate 1b, this driving cylinder 24b
Piston rod and the lower part pressing plate 21b installation connect, the shaft 25b pass through the top pressing plate 21b and by mounting base 26b and support
Plate 1b is fixedly connected；
The material collecting device 5 further comprises mounting plate 1a, movable plate 2a, substrate 3a, driving cylinder 4a, rewinding cylinder 5a and folder
Expect that cylinder 6a, the movable plate 2a are movably installed in mounting plate 1a leading flank, the substrate 3a is fixedly installed under movable plate 2a
Surface, the driving cylinder 4a be installed on mounting plate 1a and be located at movable plate 2a above, this driving cylinder 4a piston rod with
The installation connection of the upper surface movable plate 2a, the rewinding cylinder 5a and material folding cylinder 6a are all set in the lower surface substrate 3a；
The material folding cylinder 6a is installed on the lower surface substrate 3a, the piston rod of this material folding cylinder 6a is connected with a clamping plate 14a, described
Substrate 3a close to the side of clamping plate 14a there is a downward bending part 15a, this bending part 15a to be arranged face-to-face with clamping plate 14a,
The rewinding cylinder 5a is installed on the lower surface substrate 3a by a mounting blocks 17a and is located at below material folding cylinder 6a, the rewinding
A pulp-collecting box 18a is connected on the piston rod of cylinder 5a；
There is a upward L-type concave corner part 6 on the outside of the lower surface the bending part 15a, be provided in the downward right-angle surface of this concave corner part 6
Several bit-avoiding slots 7, the upper surface the bending part 15a are provided with several through-holes, and a sensor 8 is respectively arranged in this several through-hole,
8 lower end surface of the sensor right-angle surface downward with concave corner part 6 flushes；
The automatic loading/unloading method for CNC processing includes the following steps：
Step 1: several material strip 4b are respectively arranged between the first clamping plate 11b of clamping device 4 and several second clamping plate 12b,
Guarantee that the region to be processed of material strip is stretched out, locks the bolt 13b between second clamping plate 12b and T-type guide post 15b, material strip 4b is in bullet
Clamped condition is kept under the action of piece 17b；
Step 2: the driving cylinder 4a of material collecting device 5 remains retracted state, while CNC spindle is moved to above material strip 4b, to material
Band 4b is processed；
Step 3: material strip 4b is after processing is completed, the driving cylinder 4a of material collecting device 5 pushes substrate 3a to move downward, while CNC master
Axis is mobile, so that the product section that the upper end material strip 4b has completed the process is between clamping plate 14a and bending part 15a；
Step 4: material folding cylinder 6a driving clamping plate 14a is mobile toward the close direction bending part 15a and clamps product；
Step 5: left-handed swivel base 2, dextrorotation swivel base 3 drive support plate 1b to swing, the material strip 4b on support plate 1b is clamped in support
Plate 1b is swung, and the product processed is broken disconnected separate with remaining material strip 4b；
Step 6: rewinding cylinder 5a driving pulp-collecting box 18a is moved to below clamping plate 14a and bending part 15a；
Step 7: material folding cylinder 6a driving clamping plate 14a unclamps product toward far from the movement of the direction bending part 15a, so that process
Product is fallen in pulp-collecting box 18a；
Step 8: pulp-collecting box 18a is contracted to just by rewinding cylinder 5a driving pulp-collecting box 18a toward far from the movement of the direction bending part 15a
Beginning position；
Step 9: mobile CNC spindle, so that the concave corner part 6 of bending part 15a is located above material strip 4b；
Step 10: the driving cylinder 24b piston rod of clamping device 4 stretches out, band dynamic pressure plate 21b is led around shaft 25b toward close to T-type
The rotation of the direction column 15b；
Step 11: the pressure head 22b on pressing plate 21b compresses the end face of T-type guide post 15b, so that T-type guide post 15b compresses elastic slice 17b
It is mobile toward the direction second clamping plate 12b；
Step 12: several second clamping plate 12b unclamp material strip 4b under the action of T-type guide post 15b and elastic slice 17b respectively；
Step 13: material ejection cylinder 2b driving die pad 3b drives ejector beam 10b to move up, the top surface ejector beam 10b contact material
The band bottom surface 4b, and material strip 4b is pushed to move up；
Step 14: the top surface the material strip 4b right angle face contact downward with bending part 15a concave corner part 6 and stopping moving up；
Step 15: the driving cylinder 24b piston rod of clamping device 4 is shunk, band dynamic pressure plate 21b is around shaft 25b toward far from T-type
The direction guide post 15b rotation, so that pressing plate 21b is arranged in parallel with support plate 1b；
Step 16: the pressure head 22b on pressing plate 21b leaves T-type guide post 15b, effect of the material strip 4b in elastic slice 17b and bolt 13b
It is lower to be clamped；
Step 17: the driving cylinder 4a of material collecting device 5 drives substrate 3a to move up reset, so that material collecting device 5 remains retracted shape
State；
Step 18: carrying out next round processing to material strip 4b above mobile CNC spindle to material strip 4b.
The distance and shaft 25b to pressing plate 21b and driving cylinder 24b of pressure head 22b on above-mentioned shaft 25b to pressing plate 21b
The distance ratio of piston rod junction is 1：4；Above-mentioned pressure head 22b is spherical indenter；Above-mentioned at least one driving cylinder 24b is several
Mesh is 2；In above-mentioned steps two, the material strip 4b being clamped on support plate 1b, left-handed swivel base 2, dextrorotation swivel base 3 driving under,
90 ° of positions, 0 ° of position and the 180 ° of positions being respectively at straight up are processed.
When using the automatic loading/unloading method processed for CNC, the automatic material jacking in process is realized, material is broken, receives
Expect function, instead of artificial loading and unloading, saves the time of manpower and artificial loading and unloading, improve work efficiency；Secondly, above and below automatic
The setting for expecting device clamping mechanism, realizes the held tight to material strip, and the rotation of support plate can be cooperated to realize and broken automatically
Expect operation；Again, several elastic slices are set on T-type guide post, the installation through-hole has a convex close to one end of second clamping plate
Edge, several elastic slices are between inward flange and the column cap of T-type guide post, and the setting of elastic slice, when bolt is tightened, elastic slice is in
Compressive state simultaneously reacts on guide post, by guide post toward pushing opposite to each other in the direction of the second tabletting, to drive second clamping plate more preferable
Compression material strip, to guarantee material strip stability in process and to the machining accuracy of material strip；Again, pressure head pushes down guide post
End face, guide post drives bolt mobile toward the side far from guide post, unclamps the second pressing plate, convenient to carry out liftout operation to material strip,
After the completion of liftout, guide post only need to be unclamped, material strip can be compressed again；Again, the setting for driving cylinder can control the upper of substrate
Lower movement will push away after CNC machining center is completed to process under substrate, carry out rewinding operation, after the completion of rewinding, substrate is upward
It withdraws, avoids interfering with processing unit (plant)s such as cutters, realize the institutional operation of processing with rewinding；Again, pressing plate is with shaft
It for fulcrum, is rotated under the driving of driving cylinder, for compressing guide post, automatic realize loosens the second pressing plate, facilitates progress
Automatic material jacking, after the completion of liftout, by pressing plate rotate to the first pressing plate parallel position, then the second pressing plate continues to compress material strip, into
Row processing realizes automatic loose metal operation；Again, ingenious that lever principle is utilized, driving force needed for reducing driving cylinder, with
The strength of cylinder several times pushes guide post, has saved resource, improves production efficiency；Again, pass through the concave corner part of receiving mechanism and folder
Being equipped with for device ejector beam is held, the automatic control to liftout length may be implemented, it is ensured that the height of upward liftout each time
It is all the same, it is ensured that the precision of liftout, to guarantee that the height of each product is consistent.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of automatic loading/unloading method for CNC processing, it is characterised in that：The automatic loading/unloading for CNC processing
Method is based on an automatic loading and unloading device, this automatic loading and unloading device includes bottom plate（1）, left-handed swivel base（2）, dextrorotation swivel base（3）,
For clamping material strip（4b）Clamping device（4）With the material collecting device being installed on main shaft（5）, the clamping device（4）Two
End respectively with left-handed swivel base（2）, dextrorotation swivel base（3）It is rotatably connected, the left-handed swivel base（2）, dextrorotation swivel base（3）It is fixedly mounted
In bottom plate（1）On, the material collecting device（5）Movably it is set to clamping device（4）Top；
The clamping device（4）It further comprise support plate（1b）, material ejection cylinder（2b）, die pad（3b）With for clamping material strip
（4b）Clamping mechanism（5b）, the support plate（1b）On be provided with a through-hole（6b）, the material ejection cylinder（2b）It is installed on support
Plate（1b）One side surface, the material strip（4b）Pass through clamping mechanism（5b）It is installed on support plate（1b）Opposite to each other in material ejection cylinder（2b）
The other side, the die pad（3b）With material ejection cylinder（2b）Movable block（7b）Installation connection, and pass through the through-hole（6b）
It is set to material strip（4b）Lower section；
The clamping mechanism（5b）It further comprise first clamping plate（11b）With several second clamping plates（12b）, the second clamping plate
（12b）With first clamping plate（11b）If passing through bolt stem（13b）It connects and by the material strip（4b）It is fixed in second clamping plate
（12b）With first clamping plate（11b）Between, the material strip（4b）Two sides pass through two adjacent second clamping plates respectively（12b）It compresses,
The first clamping plate（11b）Far from second clamping plate（12b）Side is provided with a pressing plate（21b）, this pressing plate（21b）It is provided on if
Dry and T-type guide post（15b）Corresponding pressure head（22b）；
The first clamping plate（11b）Opposite to each other in second clamping plate（12b）A side surface be provided with several and second clamping plate（12b）It is corresponding
Installation through-hole（14b）, this installation through-hole（14b）Inside it has been respectively embedded into a T-type guide post（15b）, this T-type guide post（15b）It is close
Second clamping plate（12b）One end be provided with threaded hole（16b）, the bolt（13b）Across second clamping plate（12b）And with T-type guide post
（15b）Threaded hole（16b）It is spirally connected, the T-type guide post（15b）On be set with several elastic slices（17b）, the installation through-hole
（14b）Close to second clamping plate（12b）One end have an inward flange（18b）, several elastic slices（17b）Positioned at inward flange
（18b）With T-type guide post（15b）Column cap between；
The pressing plate（21b）Support plate is installed on by a driving mechanism（1b）On, the driving mechanism further comprises at least
One driving cylinder（24b）With a shaft（25b）, the driving cylinder（24b）It is fixedly installed in support plate（1b）Lower part, this
Drive cylinder（24b）Piston rod and pressing plate（21b）Lower part installation connection, the shaft（25b）Across pressing plate（21b）Top is simultaneously
Pass through mounting base（26b）With support plate（1b）It is fixedly connected；
The material collecting device（5）It further comprise mounting plate（1a）, movable plate（2a）, substrate（3a）, driving cylinder（4a）, rewinding
Cylinder（5a）And material folding cylinder（6a）, the movable plate（2a）It is movably installed in mounting plate（1a）Leading flank, the substrate（3a）
It is fixedly installed in movable plate（2a）Lower surface, the driving cylinder（4a）It is installed on mounting plate（1a）It goes up and is located at movable plate（2a）
Top, this driving cylinder（4a）Piston rod and movable plate（2a）Upper surface installation connection, the rewinding cylinder（5a）And material folding
Cylinder（6a）It is all set in substrate（3a）Lower surface；
The material folding cylinder（6a）It is installed on substrate（3a）Lower surface, this material folding cylinder（6a）Piston rod be connected with a clamping plate
（14a）, the substrate（3a）Close to clamping plate（14a）Side have a downward bending part（15a）, this bending part（15a）With
Clamping plate（14a）Setting face-to-face, the rewinding cylinder（5a）Pass through a mounting blocks（17a）It is installed on substrate（3a）Lower surface and position
In material folding cylinder（6a）Lower section, the rewinding cylinder（5a）Piston rod on be connected with a pulp-collecting box（18a）；
The bending part（15a）There is a upward L-type concave corner part on the outside of lower surface（6）, this concave corner part（6）Downward right-angle surface
On be provided with several bit-avoiding slots（7）, the bending part（15a）Upper surface is provided with several through-holes, is respectively arranged in this several through-hole
One sensor（8）, the sensor（8）Lower end surface and concave corner part（6）Downward right-angle surface flushes；
The automatic loading/unloading method for CNC processing includes the following steps：
Step 1: by several material strips（4b）It is respectively arranged in clamping device（4）First clamping plate（11b）With several second clamping plates
（12b）Between, guarantee that the region to be processed of material strip is stretched out, locks second clamping plate（12b）With T-type guide post（15b）Between bolt
（13b）, material strip（4b）In elastic slice（17b）Under the action of keep clamped condition；
Step 2: material collecting device（5）Driving cylinder（4a）State is remained retracted, while CNC spindle is moved to material strip（4b）On
Side, to material strip（4b）It is processed；
Step 3: material strip（4b）After processing is completed, material collecting device（5）Driving cylinder（4a）Push substrate（3a）It moves downward,
CNC spindle is mobile simultaneously, so that material strip（4b）The product section that upper end has completed the process is located at clamping plate（14a）With bending part
（15a）Between；
Step 4: material folding cylinder（6a）Drive clamping plate（14a）Toward close to bending part（15a）Direction is mobile and clamps product；
Step 5: left-handed swivel base（2）, dextrorotation swivel base（3）Drive support plate（1b）It swings, is clamped in support plate（1b）On material strip
（4b）With support plate（1b）It swings, by the product processed and remaining material strip（4b）Break disconnected separation；
Step 6: rewinding cylinder（5a）Drive pulp-collecting box（18a）It is moved to clamping plate（14a）With bending part（15a）Lower section；
Step 7: material folding cylinder（6a）Drive clamping plate（14a）Toward far from bending part（15a）Direction is mobile, unclamps product, so that plus
The good product of work falls to pulp-collecting box（18a）It is interior；
Step 8: rewinding cylinder（5a）Drive pulp-collecting box（18a）Toward far from bending part（15a）Direction is mobile, by pulp-collecting box（18a）
It is contracted to initial position；
Step 9: mobile CNC spindle, so that bending part（15a）Concave corner part（6）Positioned at material strip（4b）Top；
Step 10: clamping device（4）Driving cylinder（24b）Piston rod stretches out, band dynamic pressure plate（21b）Around shaft（25b）It is past
Close to T-type guide post（15b）Direction rotation；
Step 11: pressing plate（21b）On pressure head（22b）Compress T-type guide post（15b）End face so that T-type guide post（15b）Pressure
Tight elastic slice（17b）Toward second clamping plate（12b）Direction is mobile；
Step 12: several second clamping plates（12b）Respectively in T-type guide post（15b）And elastic slice（17b）Under the action of unclamp material strip
（4b）；
Step 13: material ejection cylinder（2b）Drive die pad（3b）Drive ejector beam（10b）It moves up, ejector beam（10b）Top
Face contact material strip（4b）Bottom surface, and push material strip（4b）It moves up；
Step 14: material strip（4b）Top surface and bending part（15a）Concave corner part（6）Downward right angle face contact simultaneously stops moving up；
Step 15: clamping device（4）Driving cylinder（24b）Piston rod is shunk, band dynamic pressure plate（21b）Around shaft（25b）
Toward far from T-type guide post（15b）Direction rotation, so that pressing plate（21b）With support plate（1b）It is arranged in parallel；
Step 16: pressing plate（21b）On pressure head（22b）Leave T-type guide post（15b）, material strip（4b）In elastic slice（17b）With bolt
（13b）Under the action of be clamped；
Step 17: material collecting device（5）Driving cylinder（4a）Drive substrate（3a）Reset is moved up, so that material collecting device（5）It protects
Hold contraction state；
Step 18: moving CNC spindle to material strip（4b）Top, to material strip（4b）Carry out next round processing.
2. automatic loading and unloading device according to claim 1, it is characterised in that：The shaft（25b）To pressing plate（21b）On
Pressure head（22b）Distance and shaft（25b）To pressing plate（21b）With driving cylinder（24b）The distance ratio of piston rod junction
It is 1：2~5.
3. automatic loading and unloading device according to claim 1, it is characterised in that：The die pad（3b）Upper surface is provided with
Several ejector beams（10b）, this several ejector beam（10b）It is located at material strip（4b）Underface.
4. automatic loading and unloading device according to claim 1, it is characterised in that：The material ejection cylinder（2b）Upper and lower two solid
Determine the opposite surface of block and is separately installed with an oil buffer.
5. automatic loading and unloading device according to claim 1, it is characterised in that：The pressure head（22b）For spherical indenter.
6. automatic loading and unloading device according to claim 1, it is characterised in that：At least one described driving cylinder（24b）
Be number be 2.
7. the automatic loading/unloading method according to claim 1 for CNC processing, it is characterised in that：In the step 2,
It is clamped in support plate（1b）On material strip（4b）, in left-handed swivel base（2）, dextrorotation swivel base（3）Driving under, be respectively at vertically to
On 90 ° of positions, 0 ° of position and 180 ° of positions processed.
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