CN106112522B - Self-cleaning vehicle shock absorber three linked piece automatic charging pressing machine and its control method - Google Patents
Self-cleaning vehicle shock absorber three linked piece automatic charging pressing machine and its control method Download PDFInfo
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- CN106112522B CN106112522B CN201610702444.9A CN201610702444A CN106112522B CN 106112522 B CN106112522 B CN 106112522B CN 201610702444 A CN201610702444 A CN 201610702444A CN 106112522 B CN106112522 B CN 106112522B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
- B23P21/004—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
- B23P21/006—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed the conveying means comprising a rotating table
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Abstract
The present invention relates to a kind of self-cleaning vehicle shock absorber three linked piece automatic charging pressing machine, which includes mechanical press mounting part and automatically controls part, and mechanical press mounting part includes：Workbench, dispenser, station rotary disk, vibration feeding machine structure, feeding manipulator, pneumatic press-fit mechanism, Pneumatic manipulator and addressee box, wherein, station rotary disk is fixed on the table top of workbench, several press fitting stations and pressing mold are laid on station rotary disk, dispenser is equipped in the bottom of table surface, the input shaft of dispenser is connected by shaft coupling with frequency control motor, output shaft is connected with the shaft of station rotary disk, and vibration feeding machine structure, feeding manipulator, pneumatic press-fit mechanism are equipped in the one side of workbench and collects box.Machine cooperation autocontrol method can realize that the automatic charging of self-cleaning damper three linked piece is pressed, and can improve press fitting speed and accuracy, have many advantages, such as that reduction operating time, press fitting precision height, reliable in action, uniformity are strong, comprehensive at low cost.
Description
Technical field
The invention belongs to auto parts machinery technical field of processing equipment, particularly a kind of self-cleaning vehicle shock absorber three linked piece certainly
Dynamic feeding pressing machine and its control method.
Background technology
Self-cleaning vehicle shock absorber three linked piece refers to a component on hydraulic buffer internal compression valve body, this portion
Part together, claims self-cleaning damper three linked piece by three compensator valve plate, spring, limiter assembling parts.It is damper
One of one critical component and the critical piece that ensures automobile ride comfort under steam and comfort.Therefore, in production group
During dress, the size of press fitting position and press fitting strength to self-cleaning damper three linked piece has stringent technology requirement, to zero
The coherence request of part is also very stringent, if press fitting strength is excessive, valve block is caused to deform：It is too small to be pressed strength, it is impossible to be pressed into
Position, can cause harmful effect to the performance of damper, expected damping effect is not achieved, damper can be even caused when serious
Damage failure.In the prior art, the press fitting of self-cleaning damper three linked piece is usually all by being accomplished manually, press fitting work by
One manual press-loading machine is completed.Compensator valve plate, spring, limiter are first placed on to the frock of manual press-loading machine in order during work
On, it then moves pressing machine and is pressed, it is qualified that press fitting terminates to visually inspect, and component from frock is lifted down, is put into addressee
In box.Manually press fitting there are the problem of be：When it is less efficient, second is that operator's qualification and the technical difference of individual are very
It is difficult to guarantee the uniformity and qualification of the quality of production.
The content of the invention
The object of the present invention is to provide a kind of automatic charging that can realize self-cleaning damper three linked piece, automatic press mounting,
And can guarantee the uniformity of press fitting and press fitting quality, and press fitting efficiency, highly reliable self-cleaning vehicle shock absorber three can be improved
Join part automatic charging pressing machine.
It is a further object to provide one kind to be used for self-cleaning vehicle shock absorber three linked piece automatic charging from dynamic pressure
The control method of dress.
It achieves the object of the present invention and is adopted the technical scheme that：The machine includes mechanical press mounting part and automatically controls portion
Point, mechanical press mounting part includes：Workbench, dispenser, frequency control motor, station rotary disk, vibration feeding machine structure, feeder
Tool hand, pneumatic press-fit mechanism, Pneumatic manipulator and addressee box, wherein, station rotary disk, station are fixed on the table top of workbench
Several press fitting stations are laid on rotary disk, are embedded with to be pressed the pressing mold of self-cleaning damper three linked piece on station,
Dispenser is equipped in the bottom of table surface, the input shaft of dispenser is connected by shaft coupling with frequency control motor, is exported
Axis is connected with the shaft of station rotary disk, and vibration feeding machine structure and feeding manipulator, feeding machinery are equipped in the one side of workbench
Hand is corresponding with one of press fitting station on station rotary disk, another press fitting station corresponds to the work of one side on station rotary disk
Make to be fixed with pneumatic press-fit mechanism on table top, correspond in its adjacent next press fitting station and be fixed on the work top of one side
Pneumatic manipulator and three linked piece positioned at Pneumatic manipulator rear portion collect box；
Automatically controlling part includes：
One programmable logic controller (PLC), abbreviation PLC are master control units, including CPU arithmetic processors and can be programmed
Memory, for performing storage logical operation and sequential control, timing, counting and calculation process Various types of data information, and
The instruction of operation is sent, by number or the input port and output port of simulation, controls self-feeding, feeding in production process
Action, station rotary disk rotational positioning action and automatic press mounting, the automatic action for collecting workpiece, there are one PLC bands
RS232 ports for being connected with computer, and pass through computer and write, change control program, and PLC can after the completion of programming
With off-line working；
One frequency converter is connected by the output port of conducting wire and PLC, changes output frequency for receiving the instruction of PLC,
The operation revolution of frequency control motor and the movement angle of dispenser are controlled according to the output frequency of frequency converter, and control frequency conversion
Speed regulating motor is opened, stopped；
One station inductive switch, is connected by the input port of conducting wire and PLC, and station inductive switch passes through a stent
Mounted on the side of dispenser input shaft, for the identification of dispenser angle of operation position, when dispenser drives station rotary disk
Often rotate a station when, station inductive switch be issued by one operating in place signal to PLC, meanwhile, PLC sends start and stop and refers to
Order, frequency control motor turn to stop；
One feeding inductive switch, is connected by the input port of conducting wire and PLC, and feeding inductive switch is picked up mounted on workpiece
The one side of mouth is taken, for the identification of workpiece pickup mouth workpiece occupy-place signal, in the automatic work of selection, when feeding inductive switch sense
When workpiece pickup mouth, which should be arrived, workpiece, an occupy-place identification signal will be sent and send workpiece to feeding manipulator to PLC, PLC
Pickup instruction；
Six electric control valves, concentration are packed in the valve member fixed plate of workbench lower part one side, and electric control valve passes through conducting wire
With the connection of the output port of PLC, each gas in control feeding manipulator, the gentle dynamic manipulator of pneumatic press-fit mechanism is respectively used to
The movement of cylinder.
The vibration feeding machine structure includes chassis overhang, electromagnetic vibrator, hopper, screw feeding track, chassis overhang position
In workbench one side, electromagnetic vibrator is fixed with thereon, and hopper is located at electromagnetic vibrator top, screw feeding rail is equipped in hopper
Road and the linear feeding track being connected with screw feeding track.
The feeding manipulator includes feed frame, rodless cylinder, guide rod, feeding cylinder, pickup electromagnet, wherein, on
Material rack is fixed on the ground of workbench one side, is provided on feed frame and the vibration feeding machine structure cathetus feeding
Track corresponds to the workpiece pickup mouth of connection, and feed frame is fixedly installed at the upper part with rodless cylinder and the guide rod parallel with rodless cylinder,
Feeding cylinder is connected by connecting elements with guide rod and rodless cylinder, and can be moved in parallel along guide rod, and pickup electromagnet is located at upper
Expect the lower part of cylinder, each cylinder is connected by gas pipeline with external air compressor.
The pneumatic press-fit mechanism is made of stent, press-loading head and press fitting cylinder, wherein, stent is bolted on
On work top, press fitting cylinder is located in stent, and press fitting cylinder lower part is connected with press-loading head, press-loading head and station by piston rod
Corresponding by the position of press fitting workpiece on rotary disk, press fitting cylinder is connected by gas pipeline with external air compressor.
The Pneumatic manipulator is by capstan head, upper and lower air cylinders, rotary cylinder, finger cylinder, pneumatic-finger and solenoid valve block
Into, wherein, rotary cylinder is fixed on work top, and capstan head is connected by shaft with rotary cylinder, and upper and lower air cylinders, which are packed in, to be turned
It can rotate synchronously on tower and with capstan head, sliding slot is equipped in the one side of upper and lower air cylinders, is connected in sliding slot by sliding block along sliding slot
The finger cylinder of lower movement, finger cylinder are connected with pneumatic-finger, and drive pneumatic-finger clamp or release action, each cylinder
It is connected by gas pipeline with external air compressor.
The dispenser is conjugate cam type indexing separator.
The programmable logic controller (PLC) using Mitsubishi's FXIN-24MR weak signal testings,
The control method that vehicle shock absorber three linked piece is pressed from feeding：
(1) turn on the power switch, appliance controling element obtains electric, and power supply indicator is bright；The air-supplying valve of compressed air is opened,
Pneumatic element return to primitive age state selects " automatically controlling ", presses " startup " button, machine enters automatic control state；
(2) after entering automatic control state, PLC detects dispenser first and pneumatic machinery hand position signal is normal, concurrently
Go out enabling signal to frequency converter, drive frequency control motor, frequency control motor drives the input shaft rotation of dispenser, by splitting
Device drives station rotary disk to rotate, when the station inductive switch mounted on dispenser input shaft side senses that dispenser rotates to
During the signal of position, by it, signal is sent to PLC in place, and PLC sends stop signal, inverter output terminal power-off, segmentation to frequency converter
Device stops operating；
(3) after dispenser stops operating, PLC sends instruction to vibration feeding machine structure, by vibration feeding machine structure automatic orientation
Sequence feeding, when vibrating mechanism aligns unordered workpiece automatic order neatly and is transported to workpiece pickup mouth exactly,
Mounted in workpiece pickup mouth feeding inductive switch sense workpiece in place signal when, its occupy-place identification signal is sent to PLC；
(4) after PLC is connected to the occupy-place identification signal that feeding inductive switch is sent, while sends workpiece to feeding manipulator and pick up
Instruction fetch connects each electric control valve in feeding manipulator, compressed air is respectively fed to feeding cylinder and rodless cylinder, two gas
Cylinder is started to work, feeding cylinder downward actuation, pickup electromagnet is driven to be lifted after drawing workpiece, rodless cylinder work, by feeding
The workpiece of cylinder, pickup electromagnet and absorption is run along guide rod, the pressure being transplanted on from workpiece pickup mouth position on station rotary disk
Mould position, after feeding cylinder is directed at downwards the pressing mold station on station rotary disk, pickup electromagnet power-off is accurate by workpiece
It is placed on pressing mold, completes the feeding action of workpiece, be simultaneously emitted by a feeding end signal to PLC；
(5) after PLC is connected to feeding end signal, while instruction, the automatically controlled gas of Pneumatic pressing machine are sent to Pneumatic pressing machine
Valve is attracted, and compressed air is sent into press fitting upper chamber of air cylinder, pusher cylinder piston rod moves downward, and drives the press fitting of piston-rod lower end
Head moves downward, and completes press fitting work；One workpiece press fitting terminates, and electric control valve commutation, press fitting cylinder drives piston rod uplink,
Press-loading head lifts, and sends a press fitting end signal to PLC
(6) after PLC is connected to press fitting end signal, while addressee instruction is sent to Pneumatic manipulator, Pneumatic manipulator starts
Automatic addressee work is performed, each electric control valve in Pneumatic manipulator is connected, compressed air is respectively fed to Pneumatic manipulator
In upper and lower air cylinders, finger cylinder and rotary cylinder, each cylinder starts to work, and by upper and lower air cylinders finger cylinder is driven to transport downwards
It is dynamic, and pass through the three linked piece that the clamping of the pneumatic-finger in finger cylinder has been pressed, then upper and lower air cylinders return upper, rotate later
Cylinder drives upper and lower air cylinders to rotate 180 °, and pneumatic-finger unclamps, and three linked piece is dropped naturally in addressee box；
(7) while three linked piece is put into addressee box by Pneumatic manipulator, can send one work terminate return to it is in situ
Signal represents that an automatic cycle process terminates to PLC；PLC sends signal, is again switched on frequency converter, control frequency control electricity
Motivation enters next automatic cycle process；
(8) when there is a situation where accidental power failure or stopping the supple of gas or steam, after restoring electricity or supplying, automatic charging pressing machine needs multiple
The Reset button is pressed in position, and PLC is connected to reset signal, and hair control signal is operated to frequency converter, control frequency control motor, directly
Signal in place is exported to station inductive switch to stall to PLC, speed governing variable-frequency motor.
According to self-cleaning damper three linked piece automatic charging pressing machine made of said program, except needs are manually by recuperation valve
Outside two piece, spring parts are put into order respectively on the pressing mold of press fitting station, the 3rd part limiter is then sent by vibration
Material machine and feeding manipulator are automatically sent on the pressing mold on station rotary disk, and Vibration on Start-up feeder, all working is just controlled by PLC
System is automatically performed feeding, press fitting, recycling operation.So as to fulfill industrial production automation continuous productive process.Production efficiency by grasping by hand
Class when making produces 2200 classes when being increased to automation and produces 6500, production capacity be doubled it is more, and workpiece be pressed it is consistent
Property also has fully guaranteed, and the up-to-standard rate of press fitting also greatly promotes.The machine can realize self-cleaning damper three linked piece
Continuous automatic press mounting, and the press fitting speed and accuracy of three linked piece can be improved, reach raising press fitting efficiency and be pressed having for precision
Beneficial effect.Have many advantages, such as that short operating time, press fitting precision height, reliable in action, synthesis are at low cost.
Description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is station inductive switch position view；
Fig. 4 is feeding inductive switch position view；
Fig. 5 is production procedure control block diagram.
Specific embodiment
Referring to Fig. 1, Fig. 2, self-cleaning vehicle shock absorber three linked piece automatic charging pressing machine of the invention includes mechanical press mounting
Partly and part is automatically controlled, mechanical press mounting part includes：Workbench 1, frequency control motor 2, dispenser 3, vibration feeder
Structure 4, feeding manipulator 5, station rotary disk 6, pneumatic press-fit mechanism 9, Pneumatic manipulator 10 and addressee box 11, wherein, workbench 1
Table top on be fixed with station rotary disk 6, be laid on station rotary disk 6 several press fitting station 7, press fitting station 7 at least
Six or more are set, is pressed and the pressing mold 8 for being pressed self-cleaning damper three linked piece is embedded on station 7, in 1 table top of workbench
Bottom be equipped with dispenser 3, dispenser 3 is conjugate cam type indexing separator, and the input shaft of dispenser 3 passes through shaft coupling with becoming
Frequency modulation speed motor 2 is connected, and output shaft is connected with the shaft 6-1 of station rotary disk, and vibration feeder is equipped in the one side of workbench 1
4 and feeding manipulator 5, feeding manipulator 5 is corresponding with one of press fitting station 7 on station rotary disk 6, station rotary disk 6
Another upper press fitting station, which corresponds to, is fixed with pneumatic press-fit mechanism 9 on the work top of one side, in its adjacent next press fitting
Station, which corresponds to, is fixed with Pneumatic manipulator 10 and the three linked piece positioned at 10 rear portion of Pneumatic manipulator is collected on the work top of one side
Box 11.
The vibration feeding machine structure 4 includes chassis overhang 4-1, electromagnetic vibrator 4-2, hopper 4-3, chassis overhang 4-1
In on the ground of 1 one side of workbench, being fixed with electromagnetic vibrator 4-2 thereon, hopper 4-3 is located at vibrator 4-2 tops, hopper 4-
Equipped with the screw feeding track 4-4 and linear feeding track 4-5 being connected with screw feeding track 4-4 in 3 (see Fig. 2).The vibration
Feed mechanism 4 can automatic orientation sequence feeding, it is by the electromagnetic vibrator 4-2 below hopper 4-3, drives hopper 4-3
In vertical vibration, and hopper 4-3 is made to rock vibration along its vertical axis, the part in hopper 4-3 is rocking vibration
Under effect, it can rise along helical orbit 4-4, through linear feeding track 4-5 until being sent to workpiece pickup mouth 5-5.The electromagnetism
Vibrator 4-2 can be purchased directly on the market, and structure repeats no more.
The feeding manipulator 5 includes feed frame 5-1, rodless cylinder 5-2, guide rod 5-6, feeding cylinder 5-3 and pickup
Electromagnet 5-4, wherein, feed frame 5-1 is fixed on the ground of 1 one side of workbench, is provided on feed frame 5-1 and institute
The workpiece pickup mouth 5-5 that 4 cathetus feeding track 4-5 of vibration feeding machine structure corresponds to connection is stated, 5-5 is equipped with work at workpiece pickup mouth
Part picks up inductive switch 14, and feed frame 5-1 tops are equipped with the rodless cylinder 5-2 and guide rod 5-6 parallel with rodless cylinder 5-2,
Feeding cylinder 5-3 is connected by connecting elements with guide rod 5-6 and rodless cylinder 5-2, and can be moved horizontally along guide rod 5-6, pickup
Electromagnet 5-4 is located at the lower part of feeding cylinder 5-3, and each cylinder is connected by gas pipeline with external air compressor.Work as needs
It during automatic charging, first checks that operating condition meets by PLC, and sends feeding instruction, feeding cylinder 5-3 downward actuations, drive is picked up
Electromagnet 5-4 is taken to be lifted after drawing workpiece, rodless cylinder 5-2 work, by feeding cylinder 5-3, pickup electromagnet 5-4 and absorption
Workpiece is moved along guide rod 5-6 and is sent on the press fitting station 7 of station rotary disk 6, and then feeding cylinder 5-3 is downward, picks up electromagnet
5-4 is powered off, and by the workpiece of pickup, accurately release is pressed on station rotary disk 6 in the pressing mold 8 of station 7, completes the feeding of workpiece
Process.
The pneumatic press-fit mechanism 9 is by stent 9-4, press-loading head 9-1, piston rod 9-2, press fitting cylinder 9-3 and forms,
In, stent 9-4 is bolted on the table top of workbench 1, and press fitting cylinder 9-3 is located in stent 9-4, press fitting cylinder 9-3
Lower part is connected with press-loading head 9-1 by piston rod 9-2, and press-loading head 9-1 is opposite by the position of press fitting workpiece on station rotary disk 6
Should, press fitting cylinder 9-3 is connected by gas pipeline with external air compressor；
The Pneumatic manipulator 10 be by capstan head 10-4, upper and lower air cylinders 10-3, rotary cylinder 10-5, finger cylinder 10-2,
Pneumatic-finger 10-1 is formed, wherein, rotary cylinder 10-5 is fixed on the table top of workbench 1, and capstan head 10-4 passes through shaft and rotation
Rotaring cylinder 10-5 connections, upper and lower air cylinders 10-3 are packed on capstan head 10-4, and can be rotated synchronously with brick tower 10-4, in upper and lower air cylinders
The one side of 10-3 is equipped with sliding slot (not shown), and sliding slot is interior to be connected with the finger cylinder 10- moved up and down along sliding slot by sliding block
2, finger cylinder 10-2 is connected with pneumatic-finger 10-1, and pneumatic-finger 10-1 is driven to clamp or release action, and each cylinder leads to
Gas pipeline is crossed to be connected with external air compressor,
Self-cleaning vehicle shock absorber three linked piece automatic press mounting machine control section includes：
One programmable controller, abbreviation PLC are master control units, using Mitsubishi's FXIN-24MR weak signal testings, including
CPU arithmetic processors and the memory that can be programmed, for perform storage logical operation and sequential control, timing, counting with
And calculation process Various types of data information, and the instruction of operation is sent, pass through number or the input port and output port of simulation, control
Automatic feed mechanism in production process processed, the action of feeding manipulator, station rotary disk rotational positioning action and from dynamic pressure
Dress, the automatic action for collecting workpiece, PLC bands are there are one RS232 ports, for being connected with computer, and pass through computer write,
Control program is changed, PLC can be with off-line working after the completion of programming；
One frequency converter is connected by the output port of conducting wire and PLC, and input terminal connects three phase mains, can be according to PLC's
Instruction changes output frequency, is connected on the frequency control motor 2 of output terminal, changes rotating speed, control according to the output frequency of frequency converter
The operation revolution of frequency control motor 2 processed and the movement angle of dispenser 3, and control the startup of frequency control motor 2, stop
Only；
One station inductive switch 12 (see Fig. 3) is connected by the input port of conducting wire and PLC, and 12 passes are opened in station sensing
The side of dispenser input shaft 3-1 is mounted on by a stent 13, for the identification of 3 angle of operation position of dispenser, when point
When cutter 3 drives the station rotary disk 6 often to rotate a station, station inductive switch 12 be issued by an operating in place signal to
PLC, meanwhile, PLC sends start and stop instruction, and 2 turns of frequency control motor stops, and the station inductive switch 12 is electromagnetic induction switch
Or capacitance-sensitive switch；
One feeding inductive switch 14 (see Fig. 4) is connected, feeding inductive switch 14 by the input port of conducting wire and PLC
Mounted on the one side of workpiece pickup mouth 5-5, for the identification of workpiece pickup mouth 5-5 workpiece occupy-place signals, in the automatic work of selection
When, feeding inductive switch 14 senses workpiece pickup mouth 5-5 when having workpiece 15, will send an occupy-place identification signal to PLC,
PLC sends workpiece pickup instruction to feeding manipulator 10, and the feeding inductive switch 14 is electromagnetic induction switch or capacitance sense
Inductive switch；
Six electric control valves, concentration are packed in (not shown) in the valve member fixed plate of 1 lower part one side of workbench, automatically controlled gas
Valve is respectively used to control feeding manipulator 5, pneumatic press-fit mechanism 9 and pneumatic motor by the connection of conducting wire and the output port of PLC
The movement of each cylinder in tool hand 10；
Used programmable logic controller (PLC), frequency converter, power switch, button and control circuit portion in the present invention
Point electric elements be installed in electric cabinet 11, which is arranged on the outside of workbench 1, control circuit in case and
Connection between each electric elements is common-sense known technology, is not being repeated herein.In the technology of the not detailed description of the present invention
Appearance is known technology.
In order to ensure the cleannes of part, automatic press mounting needs clean working room and workbench, will also be closed dust-proof
It is carried out in room, indoor temperature also wants constant at 20 ± 3 DEG C.
Referring to the production procedure control block diagram of Fig. 5, the control method of self-cleaning vehicle shock absorber three linked piece automatic press mounting machine
It is as follows：
(1) turn on the power switch, appliance controling element obtains electric, and power supply indicator is bright；The air-supplying valve of compressed air is opened,
Pneumatic element return to primitive age state selects " automatically controlling ", presses " startup " button, machine enters automatic control state；
(2) after entering automatic control state, PLC detects dispenser 3 first and 10 position signal of Pneumatic manipulator is normal, and
Enabling signal is sent to frequency converter, drives frequency control motor 2, frequency control motor 2 drives the input shaft rotation of dispenser 3,
By dispenser 3 station rotary disk 6 is driven to rotate, when the station inductive switch 12 mounted on dispenser input shaft 3-1 sides is (see figure
3) when sensing that dispenser 3 is rotated in place signal, by it, signal is sent to PLC in place, and PLC sends stop signal to frequency converter,
Inverter output terminal powers off, and dispenser 3 stops operating；
(3) after dispenser 3 stops operating, PLC sends instruction to vibration feeding machine structure 4, automatically fixed by vibration feeding machine structure 4
To sequence feeding, under the action of electromagnetic vibrator 2-2, unordered workpiece automatic order is aligned neatly and through screw feeding
Track 4-4 and linear feeding track 4-5 is transported to workpiece pickup mouth 5-5 exactly, mounted in the feeding sensing of workpiece pickup mouth 5-5
Switch 14 sensed (see Fig. 3) workpiece in place signal when, its occupy-place identification signal is sent to PLC；
(4) after PLC is connected to the occupy-place identification signal that feeding inductive switch 14 is sent, sends workpiece to feeding manipulator 5 and pick up
Instruction fetch connects each electric control valve in feeding manipulator 5, compressed air is respectively fed to feeding cylinder 5-3 and rodless cylinder
5-2, two cylinders are started to work, feeding cylinder 5-3 downward actuations, are powered after drawing workpiece 15 and lifted by pickup electromagnet 5-4, nothing
Bar cylinder 5-2 works, and the workpiece 15 of feeding cylinder 5-3, pickup electromagnet 5-4 and absorption along guide rod 5-6 are run, picked up from workpiece
8 position of pressing mold that mouthful 5-5 positions are transplanted on station rotary disk 6 is taken, when feeding cylinder 5-3 is aligned downwards on station rotary disk 6
8 station of pressing mold after, workpiece 15 is accurately placed on pressing mold 8 by pickup electromagnet 5-4 power-off, completes the feeding action of workpiece
Afterwards, a feeding end signal is sent to PLC；
(5) after PLC is connected to feeding end signal, while instruction, the electricity of pneumatic press-fit mechanism 9 are sent to Pneumatic pressing machine 9
Air control valve is attracted, and compressed air is sent into press fitting cylinder 9-3 epicoeles, pusher cylinder piston rod 9-2 is moved downward, and drives piston rod
The press-loading head 9-1 of 8-2 lower ends is moved downward, and completes press fitting work；One workpiece press fitting terminates, and electric control valve commutation is pressed gas
Cylinder 9-3 drives piston rod 9-2 uplinks, and press-loading head 9-1 is lifted, and sends a press fitting end signal to PLC；
(6) after PLC is connected to press-fit signal, while addressee instruction is sent to Pneumatic manipulator 10, Pneumatic manipulator 10 starts
Automatic addressee work is performed, each electric control valve in Pneumatic manipulator 10 is connected, compressed air is respectively fed to pneumatic machinery
Upper and lower air cylinders 10-3, finger cylinder 10-2 and rotary cylinder 10-5 in hand 10, each cylinder is started to work, by upper and lower air cylinders 10-3
Finger cylinder 10-2 is driven to move downward, and passes through the clampings of the pneumatic-finger 10-1 on finger cylinder 10-2 have been pressed three
Part, then upper and lower air cylinders return is upper, and rotary cylinder 10-5 drives upper and lower air cylinders 10-3 to rotate 180 ° later, pneumatic-finger 10-1
It unclamps, three linked piece is dropped naturally in addressee box 11；
(7) while three linked piece is put into addressee box 11 by Pneumatic manipulator 10, a job can be sent and terminate to return to original
The signal of position represents that an automatic cycle process terminates to PLC；PLC sends signal, is again switched on frequency converter, control becomes frequency modulation
Electric motor with speed 2 enters next automatic cycle process；
(8) when there is a situation where accidental power failure or stopping the supple of gas or steam, after restoring electricity or supplying, automatic charging pressing machine needs multiple
The Reset button is pressed in position, and PLC is connected to reset signal, and hair control signal is operated to frequency converter, control frequency control motor, directly
Signal in place is exported to station inductive switch to stall to PLC, speed governing variable-frequency motor 2.
Operation principle：Self-cleaning vehicle shock absorber three linked piece automatic charging pressing machine, employ vibration feeding machine structure 4, on
Expect manipulator 5, dispenser 3, frequency control motor 2, Pneumatic pressing machine 9,10 central controlled method of Pneumatic manipulator, work
When, station rotary disk 6 is driven by dispenser 3, as rotary table.In artificial station, operator is first the pressure in three linked piece
Contracting valve block and spring are placed in order on the pressing mold 8 of station to be pressed, by dispenser 3 by the program set two zero put well
Part is brought on the feeding station on station rotary disk 6, is identified by station inductive switch 12 into row position, 6 turns of station rotary disk
A station is moved, station inductive switch 12 is issued by one, and for signal to PLC, PLC sends halt instruction, frequency control motor in place
2 stop operating.5 one instructions of feeding manipulator are issued by PLC, feeding manipulator 5 is started to work, picking up in feeding manipulator 5
Electromagnet 5-4 is taken to hold the 3rd part limiter, lift, keep straight in place, is placed on above compensator valve plate and spring, and with
The central alignment of compensator valve plate and spring carries out feeding by feeding inductive switch 14 and identifies in place, and sends one and believe in place
Number to PLC, then the instruction that press fitting starts sent by PLC, pneumatic press-fit mechanism 9 starts to work automatically, by press fitting cylinder 9-3 drives
Press-loading head 9-1 is moved downward, while receives the control of PLC program, completes press fitting work under pressure, and pressing machine is automatic
Stop.And a press fitting end signal is sent to PLC, 10 1 electric signals of Pneumatic manipulator, Pneumatic manipulator 10 are issued by PLC
In upper and lower air cylinders 10-3 it is automatic downwards, pneumatic-finger 10-1 Automatic-clampings is driven to be pressed by finger cylinder 10-2 three
Three linked piece is put into addressee box 11 by part, then finger cylinder 10-2 half turns, pneumatic-finger 10-1 releases, returns to original shape
State waits Next Command, is so far automatically performed the press fitting removal process of a three linked piece.Pneumatic manipulator 10 will be pressed
While three linked piece is put into addressee box 11, a work end signal can be sent and send signal to PLC, PLC, be again switched on becoming
Frequency modulation speed motor 2, into next process.
Claims (5)
1. a kind of self-cleaning vehicle shock absorber three linked piece automatic charging pressing machine, which includes mechanical press mounting part and automatically controls
Part, wherein, mechanical press mounting part includes：Workbench, dispenser, frequency control motor, station rotary disk, vibration feeder
Structure, feeding manipulator, pneumatic press-fit mechanism, Pneumatic manipulator and addressee box, the vibration feeding machine structure include chassis overhang, electricity
Magnetic vibrator, hopper, screw feeding track, chassis overhang are located at workbench one side, are fixed with electromagnetic vibrator, hopper position thereon
Screw feeding track and the linear feeding track being connected with screw feeding track are equipped in electromagnetic vibrator top, in hopper,
It is characterized in that：Station rotary disk is fixed on the table top of workbench, several press fitting stations, work are laid on station rotary disk
Embedded with for being pressed the pressing mold of self-cleaning damper three linked piece on position, dispenser, segmentation are equipped in the bottom of table surface
Device uses conjugate cam type indexing separator, and the input shaft of dispenser is connected by shaft coupling with frequency control motor, output shaft
It is connected with the shaft of station rotary disk, vibration feeding machine structure and feeding manipulator, feeding manipulator is equipped in the one side of workbench
Corresponding with one of press fitting station on station rotary disk, another press fitting station corresponds to the work of one side on station rotary disk
Pneumatic press-fit mechanism is fixed on table top, is corresponded in its adjacent next press fitting station and gas is fixed on the work top of one side
Dynamic manipulator and the three linked piece positioned at Pneumatic manipulator rear portion collect box；
Automatically controlling part includes：
One programmable logic controller (PLC), abbreviation PLC are master control units, and programmable logic controller (PLC) is using Mitsubishi FXIN-
24MR weak signal testings, including CPU arithmetic processors and the memory that can be programmed, for performing storage logical operation and order
Control, timing, counting and calculation process Various types of data information, and the instruction of operation is sent, pass through the input of number or simulation
Port and output port, control production process in self-feeding, the action of feeding, the rotational positioning of station rotary disk action and
Automatic press mounting, the automatic action for collecting workpiece, PLC bands for being connected with computer, and pass through calculating there are one RS232 ports
Machine is write, changes control program, and PLC can be with off-line working after the completion of programming；
One frequency converter is connected by the output port of conducting wire and PLC, changes output frequency for receiving the instruction of PLC, according to
The operation revolution of output frequency control frequency control motor of frequency converter and the movement angle of dispenser, and control frequency control
Motor is opened, stopped；
One station inductive switch, is connected by the input port of conducting wire and PLC, and station inductive switch is installed by a stent
In the side of dispenser input shaft, for the identification of dispenser angle of operation position, when dispenser drives every turn of station rotary disk
Move a station when, station inductive switch be issued by one operating in place signal to PLC, meanwhile, PLC send start and stop instruction, become
Frequency modulation speed motor turns to stop；
One feeding inductive switch is connected by the input port of conducting wire and PLC, and feeding inductive switch is mounted on workpiece and picks up mouth
One side, for the identification of workpiece pickup mouth workpiece occupy-place signal, in the automatic work of selection, when feeding inductive switch senses
When workpiece pickup mouth has workpiece, an occupy-place identification signal will be sent and send workpiece pickup to feeding manipulator to PLC, PLC
Instruction；
Six electric control valves, concentration are packed in the valve member fixed plate of workbench lower part one side, and electric control valve passes through conducting wire and PLC
Output port connection, be respectively used to control feeding manipulator, each cylinder in the gentle dynamic manipulator of pneumatic press-fit mechanism
Movement.
2. self-cleaning vehicle shock absorber three linked piece automatic charging pressing machine according to claim 1, it is characterised in that：It is described
Feeding manipulator includes feed frame, rodless cylinder, guide rod, feeding cylinder, pickup electromagnet, wherein, feed frame is fixed on
On the ground of workbench one side, connection corresponding with the vibration feeding machine structure cathetus feeding track is provided on feed frame
Workpiece pickup mouth, feed frame is fixedly installed at the upper part with rodless cylinder and the guide rod parallel with rodless cylinder, and feeding cylinder passes through
Connecting elements is connected with guide rod and rodless cylinder, and can be moved in parallel along guide rod, and pickup electromagnet is located at the lower part of feeding cylinder,
Each cylinder is connected by gas pipeline with external air compressor.
3. self-cleaning vehicle shock absorber three linked piece automatic charging pressing machine according to claim 1, it is characterised in that：It is described
Pneumatic press-fit mechanism is made of stent, press-loading head and press fitting cylinder, wherein, stent is bolted on work top,
Press fitting cylinder is located in stent, and press fitting cylinder lower part is connected with press-loading head, press-loading head and quilt on station rotary disk by piston rod
The position of press fitting workpiece is corresponding, and press fitting cylinder is connected by gas pipeline with external air compressor.
4. self-cleaning vehicle shock absorber three linked piece automatic charging pressing machine according to claim 1, it is characterised in that：It is described
Pneumatic manipulator be by capstan head, upper and lower air cylinders, rotary cylinder, finger cylinder, pneumatic-finger and solenoid valve block into, wherein, rotation
Cylinder is fixed on work top, and capstan head is connected by shaft with rotary cylinder, upper and lower air cylinders be packed on capstan head and can with turn
Tower rotates synchronously, and sliding slot is equipped in the one side of upper and lower air cylinders, and sliding slot is interior to be connected with the finger moved up and down along sliding slot by sliding block
Cylinder, finger cylinder are connected with pneumatic-finger, and drive pneumatic-finger clamp or release action, each cylinder by gas pipeline with
External air compressor connection.
5. a kind of control method for self-cleaning vehicle shock absorber three linked piece automatic charging pressing machine described in claim 1,
It is characterized in that：The control method is as follows：
(1) turn on the power switch, appliance controling element obtains electric, and power supply indicator is bright；The air-supplying valve of compressed air is opened, pneumatically
Element return to primitive age state selects " automatically controlling ", presses " startup " button, machine enters automatic control state；
(2) after entering automatic control state, PLC detects dispenser first and pneumatic machinery hand position signal is normal, and sends and open
Dynamic signal drives frequency control motor, frequency control motor drives the input shaft rotation of dispenser, by dispenser band to frequency converter
A start building rotary disk rotates, when the station inductive switch mounted on dispenser input shaft side senses that dispenser is rotated in place letter
Number when, by it, signal is sent to PLC in place, and PLC sends stop signal, inverter output terminal power-off to frequency converter, and dispenser stops
Rotation stop is moved；
(3) after dispenser stops operating, PLC sends instruction to vibration feeding machine structure, is sorted by vibration feeding machine structure automatic orientation
Feeding when vibrating mechanism aligns unordered workpiece automatic order neatly and is transported to workpiece pickup mouth exactly, is mounted in
Workpiece pickup mouth feeding inductive switch sense workpiece in place signal when, its occupy-place identification signal is sent to PLC；
(4) after PLC is connected to the occupy-place identification signal that feeding inductive switch is sent, while sends workpiece pickup to feeding manipulator and refer to
Order connects each electric control valve in feeding manipulator, compressed air is respectively fed to feeding cylinder and rodless cylinder, two cylinders are opened
Beginning work, feeding cylinder downward actuation, drive pickup electromagnet draw workpiece after lift, rodless cylinder work, by feeding cylinder,
Pickup electromagnet and the workpiece drawn are run along guide rod, the pressing mold position being transplanted on from workpiece pickup mouth position on station rotary disk
It puts, after feeding cylinder is directed at downwards the pressing mold station on station rotary disk, workpiece is accurately placed on by pickup electromagnet power-off
On pressing mold, the feeding action of workpiece is completed, is simultaneously emitted by a feeding end signal to PLC；
(5) after PLC is connected to feeding end signal, while instruction is sent to Pneumatic pressing machine, the electric control valve of Pneumatic pressing machine is inhaled
Close, compressed air be sent into press fitting upper chamber of air cylinder, pusher cylinder piston rod moves downward, drive the press-loading head of piston-rod lower end to
Press fitting work is completed in lower movement；One workpiece press fitting terminates, and electric control valve commutation, press fitting cylinder drives piston rod uplink, press fitting
Head lifts, and sends a press fitting end signal to PLC
(6) after PLC is connected to press fitting end signal, while addressee instruction is sent to Pneumatic manipulator, Pneumatic manipulator starts to perform
Automatic addressee work, connects each electric control valve in Pneumatic manipulator, compressed air is respectively fed in Pneumatic manipulator
Upper and lower air cylinders, finger cylinder and rotary cylinder, each cylinder are started to work, and by upper and lower air cylinders finger cylinder are driven to move downward, and
The three linked piece being pressed by the pneumatic-finger clamping in finger cylinder, then upper and lower air cylinders return is upper, later rotary cylinder
Upper and lower air cylinders is driven to rotate 180 °, pneumatic-finger unclamps, and three linked piece is dropped naturally in addressee box；
(7) while three linked piece is put into addressee box by Pneumatic manipulator, a job can be sent and terminate to return to signal in situ
To PLC, represent that an automatic cycle process terminates；PLC sends signal, is again switched on frequency converter, control frequency-conversion and speed-regulation motor
Into next automatic cycle process；
(8) when there is a situation where accidental power failure or stopping the supple of gas or steam, after restoring electricity or supplying, automatic charging pressing machine needs to reset, and presses
Lower the Reset button, PLC are connected to reset signal, and hair control signal is to frequency converter, control frequency control motor operating, until station
Inductive switch exports signal in place and is stalled to PLC, speed governing variable-frequency motor.
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| CN201610702444.9A CN106112522B (en) | 2016-08-23 | 2016-08-23 | Self-cleaning vehicle shock absorber three linked piece automatic charging pressing machine and its control method |
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