Summary of the invention
Big and need manually-operated problem for the synchronous error that solves cutting machine and plastic-steel spirally-wound pipe in the prior art, the utility model provides a kind of fixed length synchronous automatic cutting device.
The utility model provides a kind of fixed length synchronous automatic cutting device, comprise guide rail, described guide rail is provided with the transport platform with its formation moving sets, described transport platform is provided with the friction carrying roller that forms stiction with tubing, one end of described transport platform is provided with the fixed length frame, described fixed length frame is provided with and triggers rotating seat and limit switch, described triggering rotating seat is rotatably connected with described fixed length frame, described limit switch is positioned at the rotational trajectory circle of described triggering rotating seat, be provided with retaining mechanism between described guide rail and the described transport platform, described transport platform is provided with cutting machine and drives the driving mechanism of described cutting machine from position to be cut to cutting position, described driving mechanism, cutting machine, retaining mechanism is connected with described limit switch respectively.
As further improvement of the utility model, described fixed length frame is provided with position sensor, and described position sensor is connected with warning device.
As further improvement of the utility model; described fixed length frame comprises push rod and the bottom bar that forms step; described position sensor is arranged on the described push rod; described triggering rotating seat is rotatably connected with the end of described push rod; described limit switch is arranged on the described bottom bar; described bottom bar is provided with the limited block and the compression spring of the described limit switch of protection, and described compression spring one end and described bottom bar connect, and the other end and described triggering rotating seat connect.
As further improvement of the utility model, described triggering rotating seat is provided with the runner that connects with tubing.
As further improvement of the utility model, described retaining mechanism comprises positioning seat and the locating shaft that is arranged in the described positioning seat, and described locating shaft is connected with positioning cylinder away from an end of described positioning seat, and described positioning cylinder is connected with described limit switch.
As further improvement of the utility model, described positioning seat is fixed on the described guide rail, and described positioning cylinder is fixed on the described transport platform.
As further improvement of the utility model, described driving mechanism comprises rotary cylinder and cutting machine holder, described rotary cylinder one end and described transport platform are hinged, the other end and described cutting machine holder are hinged, the other end of described cutting machine holder and described transport platform are hinged, and described rotary cylinder is connected with described limit switch.
As further improvement of the utility model, described transport platform comprises first transport platform and second transport platform, described fixed length frame and friction carrying roller are arranged on described first transport platform, described cutting machine and driving mechanism are arranged on described second transport platform, are connected with the fixed length tube connector between described first transport platform and described second transport platform.
As further improvement of the utility model, be provided with resetting-mechanism between described transport platform and the described guide rail, described resetting-mechanism comprises the motor that resets that is arranged on the described transport platform, the bottom of described transport platform is provided with power transmission shaft, the two ends of described power transmission shaft are provided with castor, described castor is arranged on the described guide rail, and the described motor that resets is connected with described power transmission shaft.
As further improvement of the utility model, the output of the described motor that resets is connected with output shaft by electromagnetic clutch, and described output shaft and described power transmission shaft are the chain transmission.
The beneficial effects of the utility model are: pass through such scheme, in the continuous motion process of plastic-steel spirally-wound pipe, touching the triggering rotating seat by plastic-steel spirally-wound pipe rotatablely moves, make and trigger rotating seat triggering limit switch, issue a signal to retaining mechanism respectively by limit switch, retaining mechanism is unclamped, under the frictional force effect of plastic-steel spirally-wound pipe and friction carrying roller, driving transport platform is synchronized with the movement with plastic-steel spirally-wound pipe passively, and send signal by limit switch, control drive mechanism cutting machine moves to cutting position from position to be cut, automatically cut, be set to the driven member of plastic-steel spirally-wound pipe, and drive cutting machine by transport platform and follow plastic-steel spirally-wound pipe and be synchronized with the movement passively by transport platform, can guarantee being synchronized with the movement of plastic-steel spirally-wound pipe and cutting machine preferably, help cutting out flat end face.
The specific embodiment
Below in conjunction with the description of drawings and the specific embodiment the utility model is further specified.
Drawing reference numeral among Fig. 1 to Fig. 5 is: fixed length frame 1; Push rod 11; Position sensor 12; Trigger rotating seat 13; Bottom bar 14; Runner 15; Compression spring 16; Limited block 17; Limit switch 18; Transport platform 21; Motor 22 resets; Electromagnetic clutch 23; Output shaft 24; Drive sprocket 25; Clutch shaft bearing seat 26; Chain 27; Driven sprocket 28; Power transmission shaft 29; Second bearing block 210; Castor 211; Guide rail 212; Locating shaft 213; Positioning seat 214; Positioning cylinder 215; Friction carrying roller 216; First transport platform 201; Second transport platform 202; Fixed length tube connector 203; U bolt 204; Cutting machine holder 31; Cutting machine 32; Cast-cutting saw 33; Rotary cylinder 34; Driving mechanism 301; Plastic-steel spirally-wound pipe 100.
Extremely shown in Figure 5 as Fig. 1, the synchronous automatic cutting device of a kind of fixed length, comprise guide rail 212, described guide rail 212 is provided with the transport platform 21 with its formation moving sets, this moving sets parallels or overlaps with the moving direction of plastic-steel spirally-wound pipe 100, described transport platform 21 is provided with the friction carrying roller 216 that contacts and form stiction with tubing, and, the described friction carrying roller 216 that is positioned at the leftmost side is rotatably connected with described transport platform 21, be used for pipe end and the guiding of described friction carrying roller 216 when contacting first, described friction carrying roller 216 comprises pedestal that is arranged on the described transport platform 21 and the arc friction plate that is arranged on the described pedestal, one end of described transport platform 21 is provided with fixed length frame 1, described fixed length frame 1 is provided with and triggers rotating seat 13 and limit switch 18, described triggering rotating seat 13 is rotatably connected with described fixed length frame 1, described limit switch 18 is positioned at the rotational trajectory circle of described triggering rotating seat 13, when making described triggering rotating seat 13 can rotate to a certain angle, with limit switch 18 touchings, to trigger described limit switch 18.Be provided with retaining mechanism between described guide rail 212 and the described transport platform 21, in original state, can lock described transport platform 21 by described retaining mechanism, described transport platform 21 is fixed on the described guide rail 212, after reaching the fixed length requirement, can unclamp described retaining mechanism, described transport platform 21 can be carried out and being synchronized with the movement of tubing to be cut along described guide rail 212.Described transport platform 21 is provided with cutting machine 32 and drives the driving mechanism 301 of described cutting machine 32 from position to be cut to cutting position, when reaching fixed length cutting, can drive described cutting machine 32 by described driving mechanism 301 and move to cutting position from position to be cut, to realize cutting action, when also not reaching fixed length cutting, can drive described cutting machine 32 by described driving mechanism 301 and move to position to be cut from cutting position, to avoid stopping the continuous motion of tubing to be cut, wherein, described driving mechanism 301, cutting machine 32, retaining mechanism is connected with described limit switch 18 respectively, be specially, described driving mechanism 301, cutting machine 32, retaining mechanism is connected with described limit switch 18 by controller respectively, and described controller can be PLC, single-chip microcomputer, industrial computer or other control device that is suitable for.
It need be the workpiece that cuts on the basis of continuous motion arbitrarily that the synchronous automatic cutting device of the fixed length that the utility model provides can be used for cutting, and for content of the present utility model better is described, will be that example describes with plastic-steel spirally-wound pipe 100 below.
Extremely shown in Figure 5 as Fig. 1, described fixed length frame 1 is provided with position sensor 12, described position sensor 12 is connected with warning device, described warning device can be acoustic-optic alarm, described position sensor 12 can be optoelectronic switch, when plastic-steel spirally-wound pipe 100 moves to described position sensor 12, described position sensor 12 will send signal (perhaps described position sensor 12 sends signal by described controller), starting described acoustic-optic alarm reports to the police, prompting operation workman begins steel band is shelled at the position to be cut of plastic-steel spirally-wound pipe 100, in order to avoid the steel band in the ribs causes interference to the cut-out of tubing.
Extremely shown in Figure 5 as Fig. 1; described fixed length frame 1 comprises push rod 11 and the bottom bar 14 that forms step; described position sensor 12 is arranged on the described push rod 11; one end of described push rod 11 is connected with described transport platform 21; the other end is rotatably connected with described triggering rotating seat 13; described limit switch 18 is arranged on the described bottom bar 14; described bottom bar 14 is provided with the limited block 17 and the compression spring 16 of the described limit switch 18 of protection; described limited block 17 is the angle limited block; it is shaped as column; described compression spring 16 1 ends and described bottom bar 14 connect; the other end and described triggering rotating seat 13 connect; when plastic-steel spirally-wound pipe 100 moves to described triggering rotating seat 13; plastic-steel spirally-wound pipe 100 will promote to trigger rotating seats 13 by the runner 15 that connects with tubing and be rotated motion around push rod 11 towards the direction of described bottom bar 14; and finally trigger described limit switch 18; wherein; described compression spring 16 is constantly compression in the rotatablely moving of described triggering rotating seat 13; available buffer triggers the collision of rotating seat 13 and limit switch 18; and can limit the anglec of rotation of described triggering rotating seat 13 by described limited block 17; avoid that the anglec of rotation of described triggering rotating seat 13 is excessive to damage described limit switch 18, can protect described limit switch 18.
Extremely shown in Figure 5 as Fig. 1, described triggering rotating seat 13 is provided with the runner 15 that connects with tubing, can realize that described triggering rotating seat 13 and described plastic-steel spirally-wound pipe 100 are rolling friction by described runner 15, avoid continuous motion to plastic-steel spirally-wound pipe 100 to cause and stop.
Extremely shown in Figure 5 as Fig. 1, described retaining mechanism comprises positioning seat 214 and the locating shaft 213 that is arranged in the described positioning seat 214, described locating shaft 213 is connected with positioning cylinder 215 away from an end of described positioning seat 214, described positioning cylinder 215 comprises piston rod and cylinder body, described cylinder body is fixed on the described transport platform 21, described locating shaft 213 is connected with the piston rod of described positioning cylinder 215, described positioning cylinder 215 is connected (perhaps being connected with described limit switch 18 by controller) with described limit switch 18, described positioning seat 214 is fixed on the described guide rail 212, described positioning seat 214 is provided with the locating hole that plugs for described locating shaft 213, described positioning cylinder 215 is fixed on the described transport platform 21 by cylinder body, described positioning cylinder 215 is connected with solenoid directional control valve, and (described controller is concrete for to be connected with described solenoid directional control valve, can control described positioning cylinder 215 by described solenoid directional control valve), described limit switch 18 is connected with described solenoid directional control valve, when original state, described locating shaft 213 is plugged in the described positioning seat 214, when described plastic-steel spirally-wound pipe 100 touches described triggering rotating seat 13, and when forcing described triggering rotating seat 13 to trigger described limit switch 18, described limit switch 18 sends signal (perhaps described limit switch 18 sends signal by controller), start described solenoid directional control valve, driving the described locating shaft 213 of described positioning cylinder 215 drives moves upward, and finally break away from the locating hole of described positioning seat 214, at this moment, described retaining mechanism is opened, described plastic-steel spirally-wound pipe 100 forms static friction with described friction carrying roller 216, and drives described transport platform 21 and be synchronized with the movement with described plastic-steel spirally-wound pipe 100 passively along described guide rail 212.Described cutting machine 32 comprises drive motors and cast-cutting saw 33, described drive motors and described cast-cutting saw 33 are the band transmission, described drive motors is connected (perhaps being connected with described limit switch 18 by controller) with described limit switch 18, can control described drive motors running (perhaps described limit switch 18 is by the running of controller drive motors) by described limit switch 18, to drive the rotation at a high speed of described cast-cutting saw 33.
Extremely shown in Figure 5 as Fig. 1, described driving mechanism 301 comprises rotary cylinder 34 and cutting machine holder 31, described rotary cylinder 34 comprises cylinder body and piston rod, the cylinder body of described rotary cylinder 34 and described transport platform 21 are hinged, the piston rod of described rotary cylinder 34 and described cutting machine holder 31 are hinged, the other end of described cutting machine holder 31 and described transport platform 21 are hinged, described rotary cylinder 34 is connected (perhaps described rotary cylinder 34 is connected with described limit switch 18 by controller) with described limit switch 18, when described plastic-steel spirally-wound pipe 100 touches described triggering rotating seat 13, and when forcing described triggering rotating seat 13 to trigger described limit switch 18, described limit switch 18 sends signal (perhaps described limit switch 18 sends signal by controller), the piston rod that starts described rotary cylinder 34 carries out stretching motion, thereby drive described cutting machine holder 31 and carry out oscillating motion, and further band moves to cutting position from described cutting machine 32 from position to be cut, start cutting machine 32 simultaneously, plastic-steel spirally-wound pipe 100 is carried out synchronous fixed length cutting.
Extremely shown in Figure 5 as Fig. 1, described transport platform 21 comprises first transport platform 201 and second transport platform 202, described fixed length frame 1 and friction carrying roller 216 are arranged on described first transport platform 201, described cutting machine 32 and driving mechanism 301 are arranged on described second transport platform 202, be connected with fixed length tube connector 203 by U bolt 204 between described first transport platform 201 and described second transport platform 202, U bolt 204 can conveniently be dismantled fixed length tube connector 203, easily the length of described fixed length tube connector 203 is adjusted, wherein, can realize fixed length cutting by the length of controlling described fixed length tube connector 203, also can realize fixed length cutting by the position of described limit switch 18.
Extremely shown in Figure 5 as Fig. 1, be provided with resetting-mechanism between described transport platform 21 and the described guide rail 212, described resetting-mechanism comprises the motor 22 that resets that is arranged on the described transport platform 21, the bottom of described transport platform 21 is provided with power transmission shaft 29, the two ends of described power transmission shaft 29 are provided with castor 211, described castor 211 is arranged on the described guide rail 212, the described motor 22 that resets is connected with described power transmission shaft 29, the output of the described motor 22 that resets is connected with output shaft 24 by electromagnetic clutch 23, described electromagnetic clutch 23 is a slipping toothed electromagnetic clutch, described output shaft 24 is the chain transmission with described power transmission shaft 29, be specially, described output shaft 24 is provided with drive sprocket 25, described power transmission shaft 29 is provided with driven sprocket 28, described drive sprocket 25 forms the chain transmission with described driven sprocket 28 by chain 27, and described output shaft 24 is connected by clutch shaft bearing seat 26 with described transport platform 21, described power transmission shaft 29 is connected by second bearing block 210 with described transport platform 21, described castor 211 has a plurality of, and described transport platform 21 reality are transport trolley.Wherein, the described motor 22 that resets remains running, 23 of described electromagnetic clutch keep disengaged condition, after cutting is finished, can engage by described electromagnetic clutch 23, by described electromagnetic clutch 23 the described motor 22 that resets is connected with described output shaft 24, to drive described output shaft 24 rotations, and drive 29 rotations of described transmission shaft by the chain transmission, to drive castor 211 rotations, be returned to initial position thereby drive described transport platform 21, drive solenoid directional control valve then, to drive described positioning cylinder 215 described locating shaft 213 is inserted in the locating hole of described positioning seat 214, to realize reset mode.
To shown in Figure 5, the operation principle of the synchronous automatic cutting device of a kind of fixed length that the utility model provides is as Fig. 1:
At first, plastic-steel spirally-wound pipe 100 moves to described position sensor 12, and described position sensor 12 sends signal by controller, starts described acoustic-optic alarm and reports to the police, and prompting operation workman begins plastic-steel spirally-wound pipe 100 is shelled steel band;
Secondly, described plastic-steel spirally-wound pipe 100 touches described triggering rotating seat 13, and force described triggering rotating seat 13 to trigger described limit switch 18, described limit switch 18 sends signal by controller, start described solenoid directional control valve, driving the described locating shaft 213 of described positioning cylinder 215 drives moves upward, and finally break away from the locating hole of described positioning seat 214, at this moment, described retaining mechanism is opened, described plastic-steel spirally-wound pipe 100 forms static friction with described friction carrying roller 216, and drive described transport platform 21 and be synchronized with the movement with described plastic-steel spirally-wound pipe 100 passively along described guide rail 212, simultaneously, described limit switch 18 drives described drive motors running by controller, to drive the rotation at a high speed of described cast-cutting saw 33, described limit switch 18 sends signal by controller, start described rotary cylinder 34, the piston rod of described rotary cylinder 34 carries out stretching motion, thereby drive described cutting machine holder 31 and carry out oscillating motion, and further drive described cutting machine 32 and move to cutting position from position to be cut, plastic-steel spirally-wound pipe 100 is carried out synchronous fixed length cutting;
The 3rd, after cutting is finished, send signal by controller, stop the running of drive motors, and driving rotary cylinder 34, band moves to position to be cut from described cutting machine 32 from cutting position, and, the described motor 22 that resets remains running, 23 of described electromagnetic clutch keep disengaged condition, after cutting is finished, can engage by described electromagnetic clutch 23, by described electromagnetic clutch 23 the described motor 22 that resets is connected with described output shaft 24, to drive described output shaft 24 rotations, and drive 29 rotations of described transmission shaft by the chain transmission, to drive castor 211 rotations, be returned to initial position thereby drive described transport platform 21, slow down by controller control then, and, to drive described positioning cylinder 215 described locating shaft 213 is inserted in the locating hole of described positioning seat 214, to realize reset mode by position sensor triggering driving solenoid directional control valve.
The synchronous automatic cutting device of a kind of fixed length that the utility model provides is compared with traditional fixed length synchronous cutting, and traditional realizes that by active synchronization the utility model then is passive and synchronous synchronously, and its synchronous error is less than traditional fixed length synchronous cutting.Specifically be, in the continuous motion process of plastic-steel spirally-wound pipe 100, touching triggering rotating seat 13 by plastic-steel spirally-wound pipe 100 rotatablely moves, make and trigger rotating seat 13 triggering limit switches 18, issue a signal to retaining mechanism respectively by limit switch 18, retaining mechanism is unclamped, under the frictional force effect of plastic-steel spirally-wound pipe 100 and friction carrying roller 216, driving transport platform 21 is synchronized with the movement with plastic-steel spirally-wound pipe 100 passively, and send signal by limit switch 18, control driving mechanism 301 drives cutting machine 32 and moves to cutting position from position to be cut, automatically cut, can make plastic-steel spirally-wound pipe production line automatic cut-to-length incising pipes, by transport platform 21 being set to the driven member of plastic-steel spirally-wound pipe 100, and follow plastic-steel spirally-wound pipe 100 by transport platform 21 drive cutting machines 32 and carry out passive being synchronized with the movement, can guarantee being synchronized with the movement of plastic-steel spirally-wound pipe 100 and cutting machine 32 preferably, help cutting out flat end face.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.