CN207013839U - The automatic deslagging system of NC flame cutting machine - Google Patents

Abstract

The utility model discloses a kind of automatic deslagging system of NC flame cutting machine.The system slag car takes chain drive, the chain both ends are fixed with dreg-containing disk both ends respectively, intilted symmetrical expression guide plate is provided with the door-shaped frame at the top of dreg-containing disk, forward and backward in dreg-containing disk side fixes one group of refracting plate respectively, and two photoelectric sensors are correspondingly arranged on mobile cutting bed, and two photoelectric sensor output signals and start button, SR, positive limit switch, scram button, reverse limit switch are respectively connected to the IO input interfaces of cyclelog through positive electricity source sequence；And auxiliary reclay coil and startup, homing light are set respectively between QO output interfaces and ground.It assures that dreg-containing disk motion stabilization, and receive dreg-containing disk position signalling by photoelectric sensor makes its center be directed at cutting head position through intelligent control, realization is accurately positioned.And have the advantages that inventive concept is novel, reasonable in design, operational control is reliable, is adapted to industry to promote.

Description

The automatic deslagging system of NC flame cutting machine

Technical field

A kind of automatic deslagging system is the utility model is related to, is supported the use more particularly, to one kind with NC flame cutting machine Automatic deslagging system.

Background technology

Digital control flame is all used in numerous enterprises are machined（Or plasma）Cutting machine enters to various thicknesses of metal plates Row blanking is processed, and can produce regulus while the metallic plate is cut falls into below Cutting platform, it is necessary to is periodically carried out Cleaning.Need to be shut down during cleaning every time first lift out after cutting bed could manual cleaning, both time-consuming bothersome not only labor intensity was big, and And directly affect flame cutting machine operating efficiency and frequently lifting cutting bed and reduce service life.The patent No. 201020232795.6 disclose a kind of working platform of cutting machine, and the workbench is provided with by slag pan, slag pan pulley, slag pan rail The mobile slag device that road, slag pan synchronous drive device are formed, though it can carry out automatic slag when cutting machine works, compensate for The defects of manual cleaning.But due to the limitation of the structure, its service behaviour is stable not enough, and the control of slag pan position is also not Precisely.

The content of the invention

The utility model is to provide a kind of automatic deslagging system of NC flame cutting machine, and described device can not only be automatic Slag, overcomes the disadvantage of manual cleaning, and stable performance control is reliable, and the problem of prior art being present thoroughly is solved Certainly.

The utility model will take techniques described below measure to be achieved：It includes being slided by dreg-containing disk, slag tray bottom The slag car of wheel, guide rail and drive mechanism composition, described slag car take chain drive, and the chain both ends are respectively with connecing Slag pan both ends are fixed, and intilted symmetrical expression guide plate are provided with the door-shaped frame at the top of dreg-containing disk, in dreg-containing disk side It is forward and backward to fix first group of refracting plate, second group of refracting plate respectively, and it is correspondingly arranged the first photoelectric sensing on mobile cutting bed Device, the second photoelectric sensor, and the first photoelectric sensor, the second photoelectric sensor output signals and start button, reset are pressed Button, positive limit switch, scram button, reverse limit switch are respectively connected to the IO inputs of cyclelog through positive supply in order Interface；And the first auxiliary reclay coil, the second middle relay are set respectively between the QO output interfaces and ground of cyclelog Device coil and start indicator lamp, homing light.

The utility model not only ensures dreg-containing disk kinetic stability, and utilize photoelectricity due to taking the structure Sensor receives the position signalling of dreg-containing disk, and the alignment cutting of slag disk center is remained by the intelligent control of cyclelog Head position, implements to be accurately positioned dreg-containing disk position with this.Reliably realize goal of the invention.And with inventive concept it is novel, The advantages that reasonable in design, reliable, the suitable industry of operational control is promoted.

Brief description of the drawings

Fig. 1 is slag car part-structure schematic diagram of the present utility model；

Fig. 2 is slag car of the present utility model and other part-structure side views；

Fig. 3 is electrical block diagram of the present utility model.

Embodiment

The automatic deslagging system of NC flame cutting machine shown in Fig. 1-Fig. 3 be designed in prior art basis it is new Automatic deslagging system, the system are made up of mechanical structure and circuit structure two parts.Described mechanical structure portion（Such as Fig. 1, figure 2）The drive sprocket 2 that is driven first by reducing motor 1, drive mechanism, the drive mechanism formed by movable sprocket 3 and chain 4 In the both ends of chain 4 fixed respectively with the both ends of dreg-containing disk 5 and with bottom pulley 6, guide rail 7 form slag car.Described slag car There are two side by side, another slag car is through the coaxially connected another sprocket wheel of reducing motor 1 and chain drive.The structure can make two to connect The slag car is run simultaneously, and is moved back and forth under drive mechanism effect.In addition, the door-shaped frame at its top of dreg-containing disk 5 of two slag cars It is interior to be provided with intilted symmetrical expression guide plate（21、21ˊ）, the forward and backward of dreg-containing disk 5 in slag car side respectively fix one group respectively Refracting plate is 8, second groups of first group of refracting plate refracting plate 8 ˊ, described first group, second group of refracting plate 8,8 ˊ are respectively by two to three Refractive power plate forms and two groups symmetrical.And refracting plate 8 is corresponded on portable cutting bed, 8 ˊ horizontal level is also set respectively The first photoelectric sensor 9, the ˊ of the second photoelectric sensor 9 are put.The circuit structure part of the system（See Fig. 3）It is by dc switch Power supply 10 is connected to composition 24V DC power supplies on single phase poaer supply through the second air switch 12.Predominantly cyclelog 13 and Its control circuit provides working power.The first A.C. contactor 14, the ˊ of the second A.C. contactor 14 are also provided with single phase poaer supply Coil 141,141 ˊ it is in parallel again after being connected respectively with first, second auxiliary reclay 15,15 ˊ normally opened contact, then with heat The branch circuit and touch first, second A.C. contactor 14,14 ˊ sound that the normally closed contact 161 of relay 16 is in series Head is connected in parallel on the control circuit of the reducing motor formed between the first air switch 11 and the three-phase alternating-current supply of electrothermal relay 16. The utility model takes cyclelog 13 to carry out intelligent control.By first, second liang of photoelectric sensor 9,9 ˊ output signals point IO.0, IO.1 end of the IO input interfaces of other joining procedure controller 13, by start button 17, the ˊ of SR 17, positive limit The IO inputs that switch 18, scram button 19,18 ˊ of reverse limit switch are respectively connected to cyclelog 13 through positive supply in order connect IO.2, IO.3, IO.4, IO.5, IO.6 end of mouth；And at QO output interface QO.0, QO.1 ends of cyclelog 13 and ground Between set first, second auxiliary reclay 15,15 ˊ coil 151,151 ˊ, and the output of cyclelog 13 to connect respectively The start indicator lamp 20 that is connected respectively between mouthful QO.2, QO.3 end and ground, the ˊ of homing light 20.

During utility model works, the first air switch 11 and the second air switch 12, direct-current switch power supply are closed first 10 outwards send out 24V direct currents.Three-phase ac power supply reaches first, second A.C. contactor 14,14 ˊ.Press respectively startup by Button 17 or the ˊ of SR 17, distinguish the ˊ of auxiliary reclay 15 or 15 ˊ of coil 151 or 151 under the control of cyclelog 13 With power on, the ˊ of auxiliary reclay coil 151 or 151 obtain it is electric after the ˊ of auxiliary reclay 15 or 15 normal opened contact closure, make the One A.C. contactor 14 or the ˊ of the second A.C. contactor 14 ˊ of coil 141 or 141 are turned on, and the dynamic of the ˊ of A.C. contactor 14 or 14 touches Head connects the three-phase working power of reducing motor 1 with static contact closure, realizes the control of the forward or reverse of reducing motor 1.Rotate forward When the control of cyclelog 13 is lower connects the power supply green light of start indicator lamp 20, it is bright to connect the ˊ amber lights of homing light 20 during reversion. Moved in cutting process is implemented according to the different cutting machines of cutting workpiece together with cutting head along cutter rail, it is solid on cutting bed Fixed two photoelectric sensors 9,9 ˊ are also moved forward and backward therewith, when the ˊ of photoelectric sensor 9 or 9 moves to any group of refractive power of left or right During 8 or 8 ˊ opposite positions of plate, the ˊ transmission signals of photoelectric sensor 9 or 9 are then reflected by any group of ˊ of refracting plate 8 or 8, and reflected light is again Received by the ˊ of photoelectric sensor 9 or 9 and be sent into cyclelog 13.Relay among forward or reverse is connected in the control of cyclelog 13 The ˊ of the device 15 or 15 ˊ power supplys of coil 151 or 151, and the three phase mains of reducing motor 1 is connected under foregoing circuit control, make slag car To the left（Before i.e.）It is or right（After i.e.）Advance.Be delayed 5 seconds cut-out working powers under the programme-control of cyclelog 13.Slag car Halt.So just ensure that the center of dreg-containing disk 5 corresponds to cutting head position and accurate slag all the time.Cut because dreg-containing disk 5 is in In multiple door-shaped frames of cut branch support, the ˊ of refracting plate 8 or 8 of 5 forward and backward fixation of dreg-containing disk is selected as one group three, mainly Make the control of dreg-containing disk 5 or even slag car relatively reliable.In addition, when slag reaches to a certain degree, scarfing cinder need to be carried out, during scarfing cinder Start button is pressed respectively（Move forward）17 or SR（It is moved rearwards）17 ˊ realize the forward or reverse of reducing motor 1 Operation, under program originate normal condition no matter positive limit switch 18 or reverse limit switch 18 ˊ be normally opened shape State, turn to be then closed mode after reaching the stroke of restriction.At this moment the ˊ of the auxiliary reclay 15 or 15 ˊ dead electricity of coil 151 or 151, subtracts Speed motor 1 is stopped.Scarfing cinder finishes, then recovers starting state again.Scram button 19 is in the state of emergency in figure（Such as The special circumstances such as short circuit）The lower control button used, the three-phase of reducing motor 1 can be cut off rapidly under program by pressing this button Working power.System is played a protective role.

Claims (1)

1. a kind of automatic deslagging system of NC flame cutting machine, including by dreg-containing disk（5）, dreg-containing disk（5）Bottom pulley（6）、 Guide rail（7）And the slag car of drive mechanism composition, it is characterised in that：Described slag car takes chain drive, the chain Both ends respectively with dreg-containing disk（5）Both ends are fixed, in dreg-containing disk（5）Led in the door-shaped frame at top provided with intilted symmetrical expression Plate（21、21ˊ）, in dreg-containing disk（5）The forward and backward of side fixes first group of refracting plate respectively（8）, second group of refracting plate（8ˊ）, and The first photoelectric sensor is correspondingly arranged on mobile cutting bed（9）, the second photoelectric sensor（9ˊ）, and by the first photoelectric sensor （9）, the second photoelectric sensor（9ˊ）Output signal and start button（17）, SR（17ˊ）, positive limit switch（18）、 Scram button（19）, reverse limit switch（18ˊ）Cyclelog is respectively connected in order through positive supply（13）IO input connect Mouthful；And cyclelog（13）QO output interfaces and ground between the first auxiliary reclay coil is set respectively（151）, in second Between relay coil（151ˊ）And start indicator lamp（20）, homing light（20ˊ）.