CN210587404U - Automatic blanking and wave knocking equipment for small-caliber annular metal corrugated pipe - Google Patents
Automatic blanking and wave knocking equipment for small-caliber annular metal corrugated pipe Download PDFInfo
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- CN210587404U CN210587404U CN201921212761.8U CN201921212761U CN210587404U CN 210587404 U CN210587404 U CN 210587404U CN 201921212761 U CN201921212761 U CN 201921212761U CN 210587404 U CN210587404 U CN 210587404U
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Abstract
The utility model relates to an automatic unloading of small-bore annular corrugated metal pipe is beaten ripples equipment belongs to metal collapsible tube and makes technical field. The machine comprises a main traction unit, a positioning detection unit, a blanking knocking unit, a slave traction unit and an electric control unit. The blanking and wave knocking unit comprises a cutting mechanism for cutting off the corrugated pipe, a clamping mechanism for clamping the end part of the corrugated pipe, a bidirectional hydraulic knocking mechanism for knocking the wave at the end part of the corrugated pipe and a guide pipe, and the electric control unit comprises a motion controller containing a CPU, a main traction servo motor controller, a slave traction servo motor controller and a power circuit. The utility model discloses not only properly solve small-bore corrugated metal pipe unloading and beat the difficult problem of ripples integration with ingenious mechanism setting, through reasonable sensing control, realized automatic accurate positioning, accurate cutting and high-efficient beating ripples moreover.
Description
Technical Field
The utility model relates to a corrugated metal pipe cutting unloading and tip treatment facility, especially one kind are used for small-bore annular corrugated metal pipe cutting unloading ripples equipment of knocking belongs to bellows manufacturing technical field.
Background
The small-caliber annular metal corrugated pipe (metal corrugated pipe, metal corrugated original pipe after blanking and knocking and metal corrugated finished pipe after blanking) is formed by rolling, welding and spinning thin-wall stainless steel strips, has an annular wave crest and wave trough undulation shape in the outer contour, has comprehensive properties of flexibility, vibration resistance, pressure resistance, corrosion resistance, fatigue resistance and the like, can bear pulse, torsion and bending loads, and is an important pipeline system connecting piece. The corrugated metal pipe is generally composed of a corrugated metal pipe 104 cut to length, a joint, a net, a snap ring, a coating layer, and the like. In order to improve the welding quality between the two ends of the metal corrugated finished pipe 702 and the joint, the process requires cutting at the wave trough of the corrugated pipe, then flattening half wave at the end of the corrugated pipe (namely, beating wave-see figure 1), and then butt-jointing and ring-welding with the joint.
The traditional process is adopted for a long time, firstly, blanking is cut to length manually, and the situation that the cutting position is located at a wave trough and waves near the cutting are not damaged is ensured; then, manually overhauling and leveling the cutting port, and then carrying out half-wave knocking treatment on two end parts; it is difficult to avoid the inconsistency of the length of the finished pipe and the instability of the welding quality.
The retrieval can know that Chinese patent application with publication number CN106270740A discloses a bellows cutting equipment, to the problem that current bellows unloading needs manual regulation, utility model discloses an automatic fixture of bellows, adjustable cutting distance improves and feeds the precision, has reduced manual cutting clamping intensity of labour. Chinese patent application No. CN107052442A discloses a cutting machine for a metal corrugated pipe, which solves the problem that a common cutting machine cannot automatically blank materials through an ejection device. Chinese patent application publication No. CN207171062U discloses an automatic cutting machine for corrugated pipes, which can automatically feed, clamp and cut, and improve the automation degree of the original cutting equipment. Chinese patent application publication No. CN108274525A discloses an intelligent automatic cutting device for corrugated pipes, which improves the degree of automation and the work efficiency by adding a sensor, setting a transmission belt, adjusting bolts, and the like. Chinese patent application No. CN108817515A discloses a precise distance cutting device for metal corrugated pipes, which can precisely distance the cutting device, improve cutting efficiency, and reduce waste of pipes.
However, the prior art only innovatively improves the blanking of large corrugated pipes, does not solve the problem of accurate positioning of small-diameter corrugated pipes, and cannot realize the integration of automatic accurate cutting and efficient wave knocking.
Disclosure of Invention
The utility model aims to provide a: aiming at the problems in the prior art, the automatic blanking and wave knocking equipment for the small-caliber annular metal corrugated pipe can automatically and accurately position and accurately complete cutting and efficient wave knocking processes, so that conditions are created for later welding of a metal corrugated pipe joint.
In order to achieve the purpose, the utility model discloses automatic unloading of small-bore annular corrugated metal pipe is beaten ripples equipment's basic technical scheme and is: the automatic feeding device comprises a blanking knocking unit (5) arranged on a workbench (8), a rolling belt type main traction unit (3) and a secondary traction unit (6) which are respectively arranged in front of and behind the blanking knocking unit, a positioning detection system (4) arranged between the main traction unit and the blanking knocking unit, and an electric control unit (9);
the main traction unit and the auxiliary traction unit are respectively composed of a pair of upper and lower synchronous traction belts (305) for clamping and conveying metal corrugated pipes, and the synchronous traction belts surround a transmission shaft (306) and a driven wheel (308) driven by a servo motor (302);
the positioning detection unit comprises an infrared transmitter (401) and an infrared receiver (407) which are respectively arranged at two sides of the door-shaped support (402) and correspond to the positions of the wave troughs of the metal corrugated pipe;
the blanking wave knocking unit comprises a vertical rack (503) with an inlet guide sleeve (501) and an outlet guide sleeve (512) respectively arranged at two ends, a front clamping mechanism (502) and a rear clamping mechanism (511) respectively and closely adjacent to the racks at the two ends, a bidirectional wave knocking mechanism (509) positioned between the two clamping mechanisms and a cutting mechanism (505) positioned between the front clamping mechanism and the bidirectional wave knocking mechanism;
the front clamping mechanism and the rear clamping mechanism are identical in structure and respectively comprise a pair of beating wave half-moulds (5022) which are opened and closed pneumatically and a position sensor for detecting the in-place opening and closing, the opposite surfaces of the pair of beating wave half-moulds are respectively provided with a semicircular notch matched with the metal corrugated pipe, and at least one semicircular notch is provided with a waveform profiling structure matched with the metal corrugated pipe;
the cutting mechanism consists of a cutting motor arranged on a sliding seat of a vertical cylinder (504) and a horizontal shaft rotating blade (506) arranged at the output end of the cutting motor;
the bidirectional wave knocking mechanism comprises a bidirectional hydraulic cylinder (5093) arranged on a sliding part of the horizontal cylinder (510), and two ends of the bidirectional hydraulic cylinder are respectively provided with a wave knocking head (5091) capable of axially extending and retracting along the metal corrugated pipe;
the electric control unit consists of a motion controller containing a CPU, a main traction servo motor controller, a slave traction servo motor controller and a power circuit; the signal output ends of the infrared receiver, the position sensor of the front clamping mechanism and the position sensor of the rear clamping mechanism are connected with corresponding input interfaces of a motion controller, two servo control ports of the motion controller are respectively connected with a main traction servo motor controller and a slave traction servo motor controller through buses, and corresponding on-off output interfaces of the motion controller are respectively connected with a controlled end of a pneumatic on-off switching valve of the front clamping mechanism, a controlled end of an on-off switching valve of the rear clamping mechanism, a controlled end of a vertical cylinder control valve, a controlled end of a cutting motor, a controlled end of a horizontal cylinder control valve and a controlled end of a bidirectional hydraulic cylinder control valve.
Adopt the utility model discloses a behind the small-bore annular corrugated metal pipe unloading equipment of knocking ripples, coil and place the corrugated metal pipe at the feed unit and pass main traction unit, location monitoring system, unloading and knock ripples unit, follow traction unit. When the length is close to the preset length, the CPU of the motion controller can judge whether the cutting position of the wave trough is reached according to the wave trough position detection sensor signal formed by the infrared emitter and the infrared receiver of the positioning detection unit by judging whether the infrared light is blocked by the wave crest, and if the infrared light does not reach the cutting position of the wave trough, the CPU controls the main traction servo motor to perform micro-motion adjustment; after the metal corrugated pipe arrives, a clamping mechanism closing control signal is sent out to clamp the metal corrugated pipe, and the accurate positioning of the metal corrugated pipe is further ensured by the waveform profiling structure of the half-round notch of the beating half module; then, sending out action signals of a vertical cylinder control valve and a cutting motor, enabling a cutting tool to make displacement vertical to the metal corrugated pipe, and accurately cutting off the metal corrugated pipe at a wave trough position and then returning; and then, sending a horizontal cylinder control signal to enable the bidirectional hydraulic cylinder to shift to the position aligned with the port of the metal corrugated pipe, and then sending a control signal to start the bidirectional hydraulic cylinder to realize hydraulic knocking.
Therefore, the utility model discloses not only properly solve small-bore corrugated metal pipe unloading and beat the difficult problem of ripples integration with ingenious mechanism setting, moreover through reasonable sensing control, realized automatic accurate positioning, accurate cutting and high-efficient beating ripples.
Further, the motion controller is provided with an extended I/O module through a CAN bus.
Further, the blanking and wave knocking unit also comprises a middle guide pipe which is arranged on one side of the bidirectional hydraulic cylinder through a support and is fixed relative to the bidirectional hydraulic cylinder, and the middle guide pipe is controlled to be positioned at a guide position which is coaxial with the small-caliber annular metal corrugated pipe.
Further, the bidirectional hydraulic knocking mechanism comprises a bidirectional hydraulic cylinder arranged on the horizontal magnetic coupling rodless cylinder.
Furthermore, hydraulic rods at two ends of the bidirectional hydraulic cylinder are respectively provided with a knocking head through adjusting nuts.
Furthermore, the front clamping mechanism and the rear clamping mechanism have the same structure and comprise a pair of cylinders arranged on the inner side of the frame, the base of the beating half-module is fixed on a sliding seat of the cylinders, and one of semicircular gaps on opposite surfaces of the two beating half-modules which can be controlled to open and close is provided with a waveform profiling structure matched with the small-caliber annular metal corrugated pipe.
Furthermore, a feeding detection unit is arranged in front of the main traction unit, the feeding detection unit comprises a guide mechanism and a Hall sensor, the guide mechanism is composed of a V-shaped clamping wheel and a guide roller, the V-shaped clamping wheel is vertically arranged on the cylindrical support, the Hall sensor is arranged on one side of the cylindrical support, a wheel shaft of the V-shaped clamping wheel and a guide groove base on the cylindrical support form a vertical moving pair through a sliding block, and the vertical moving pair is adjusted and positioned through an adjusting bolt.
Further, the positioning detection unit comprises two pairs of infrared transmitters and receivers which are respectively arranged on two sides of the door-shaped support.
Further, a feeding unit and a material storage unit are respectively arranged in front of and behind the workbench, the material storage unit comprises a first-stage rotary cylinder, a second-stage rotary cylinder and a material turnover vehicle, and the two rotary cylinders are installed on the bracket in a stepped mode.
Drawings
Fig. 1 is a schematic structural view of a corrugated metal pipe and a finished pipe after cutting and flattening.
Fig. 2 is a schematic perspective view of an embodiment of the present invention.
FIG. 3 is a schematic diagram of the process of the embodiment of FIG. 2.
Fig. 4 is a schematic perspective view of the material detecting unit in the embodiment of fig. 2.
Fig. 5 is a schematic perspective view of the main traction unit in the embodiment of fig. 2.
Fig. 6 is a schematic perspective view of the positioning detection unit in the embodiment of fig. 2.
Fig. 7 is a schematic perspective view of the blanking knock-out unit in the embodiment of fig. 2.
Fig. 8 is a schematic perspective view of the clamping mechanism in fig. 7.
Fig. 9 is a schematic diagram of the end-tapping three-dimensional structure in fig. 7.
Fig. 10 is a schematic perspective view of the material storage unit in the embodiment of fig. 2.
Fig. 11 is a schematic diagram of the circuit configuration of the electric control unit in the embodiment of fig. 2.
Fig. 12 is a schematic diagram of the control process of the electric control unit in the embodiment of fig. 2.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Example one
As shown in fig. 2 and 3, the automatic blanking and wave-knocking device for the small-caliber annular metal hose of the embodiment includes a rolling belt type main traction unit 3, a blanking and wave-knocking unit 5, and a slave traction unit which are sequentially arranged on a workbench 8, wherein a feeding unit 1 for coiling a metal corrugated pipe and a material storage unit 7 for storing the metal corrugated pipe after blanking and wave-knocking are respectively arranged in front of and behind the workbench 8. In addition, a feeding detection unit 2 for detecting the corrugated metal pipe and a positioning detection system 4 for ensuring accurate cutting are respectively arranged immediately in front of and behind the main drawing unit 3. The lower part of the working table 8 is provided with an electric unit 9, a pneumatic unit 10 and a hydraulic unit 11.
The feeding unit 1 is composed of a base 103, a turntable mechanism 101 and a mandrel 102, and the collected coiled metal corrugated pipe is placed on the unpowered turntable mechanism.
As shown in fig. 4, the feeding detection unit 2 includes a guide mechanism composed of a V-shaped clamping wheel 206 and a guide roller 207, which are vertically mounted on the cylindrical bracket 203, and a hall sensor 201 mounted on a side plate 202 on one side of the cylindrical bracket 203, wherein a wheel shaft of the V-shaped clamping wheel 206 forms a vertical moving pair with a guide groove base on the cylindrical bracket 203 through a sliding block 205, and is adjusted and positioned through an adjusting bolt 204, so that the sliding block and the V-shaped clamping wheel connected with the sliding block are driven by the adjusting bolt, and pretightening force adjustment of the inlet end can be realized.
The belt-driven main traction unit 3 and the driven traction unit have the same structure, and as shown in fig. 5, are composed of an upper synchronous traction belt 305 and a lower synchronous traction belt 305 which clamp and convey the metal corrugated pipe 104, each synchronous traction belt 305 respectively surrounds a transmission shaft 306 and a driven wheel 308 which are driven by a servo motor 302, the transmission shaft 306 is directly supported on a base plate 304, the driven wheel 308 is supported on the base plate 304 through a tensioning device 301, and three pressing wheels 307 which adjust the traction pretightening force through locking bolts 303 are arranged between the transmission shaft 306 and the driven wheel 308. The servo motor 302 is precisely controlled by the electric unit 9.
The positioning detection unit 4 includes two pairs of infrared emitters 401 and receivers 407 respectively disposed on two sides of a gate-shaped support 402 through which the metal corrugated pipe passes, as shown in fig. 6, and can determine whether the infrared rays are located at a trough position by detecting whether the infrared rays on two sides of the metal corrugated pipe are blocked by a wave peak, so as to realize precise positioning cutting and precise tapping of the trough of the blanking tapping unit. In addition, the device also comprises a V-shaped groove clamping wheel 406 and a guide wheel 408 which are respectively supported on the seat frame 403 up and down, wherein the wheel shaft of the V-shaped groove clamping wheel 406 is supported on the seat frame 403 through a pressure regulating slide block 405 which forms a vertical moving pair with the seat frame 403, and the up-and-down stroke can be regulated through a regulating bolt 404.
As shown in fig. 6, the blanking knocking unit 5 has a vertical frame 503 with an inlet guide sleeve 501 and an outlet guide sleeve 512 respectively mounted at two ends of the corrugated metal pipe 104, and the vertical frame 503 is fixedly connected by two pull rods 507 at the upper part. The inner sides of the two end frames 503 are respectively provided with a front clamping mechanism 502 and a rear clamping mechanism 511, a bidirectional hydraulic wave knocking mechanism 509 is arranged between the two clamping mechanisms, and a cutting mechanism 505 is arranged between the front clamping mechanism 502 and the bidirectional wave knocking mechanism 509.
The front clamping mechanism and the rear clamping mechanism have the same structure, and as shown in fig. 8, the front clamping mechanism and the rear clamping mechanism comprise a pair of three-axis cylinders 5024 installed on the inner side of a rack 503, a wave striking half-module base 5022 is fixed on a sliding seat 5021 of the three-axis cylinders, semi-circular notches matched with a small-caliber annular metal corrugated pipe are respectively arranged on opposite surfaces of the wave striking half-module 5022 capable of being controlled to open and close, one of the semi-circular notches is provided with a waveform profiling structure matched with the small-caliber annular metal corrugated pipe, and the semi-circular notches can be opened and closed along with a mandril end plate 5023 of the three-axis cylinder, so that the clamping mechanism can be accurately clamped and. The clamping mechanism can be controlled by a detection signal of the positioning detection unit 4, so that the wave trough of the small-mouth annular metal corrugated pipe is clamped at an accurate position.
The cutting mechanism 505 comprises a vertical magnetic coupling rodless cylinder 504 (RMH 16 x 50S type, outsourcing Adam company), a cutting motor is fixedly installed on a sliding seat of the cylinder, a rotary blade 506 with a horizontal shaft is installed at the output end of the cutting motor, and the cylinder drives the sliding seat to move up and down to realize the cutting and blanking actions of the rotary blade.
Referring to fig. 9, the bidirectional hydraulic wave-knocking mechanism 509 includes a bidirectional hydraulic cylinder 5093 mounted on a horizontal magnetic coupling rodless cylinder 510 (RMH 25 × 50S type, outsourcing dada), a wave-knocking head 5091 capable of axially extending and retracting along a small-caliber annular metal corrugated pipe is mounted on a hydraulic rod 5092 at two ends of the bidirectional hydraulic cylinder 5093 through adjusting nuts, and the wave-knocking head can be finely adjusted and locked through the adjusting nuts, so that accurate wave-knocking with hydraulic pressure as power is realized.
In addition, the hydraulic cylinder further includes a middle guide tube 508 fixed to the bi-directional hydraulic cylinder 5093 by being fixed to the side of the bi-directional hydraulic cylinder by a bracket. The telescopic action of the horizontal magnetic coupling rodless cylinder is controlled, so that the middle guide pipe 508 can be positioned at a guide position coaxial with the small-caliber annular metal corrugated pipe, and the feeding guide and the positioning of the cutting process of the small-caliber annular metal corrugated pipe 104 are realized in an auxiliary manner in the non-beating process; or the wave-knocking head 5091 can be positioned at a wave-knocking position coaxial with the small-caliber annular metal corrugated pipe, so that wave-knocking forming of the small-caliber annular metal corrugated pipes at two ends is completed under the action of the bidirectional hydraulic cylinder, and the small-caliber annular metal corrugated pipe finished product 702 can be output from the outlet guide sleeve 512 during continuous production.
As shown in fig. 10, the material storage unit 7 includes a rack 705, a primary rotary cylinder 701, a secondary rotary cylinder 706 and a material turnover vehicle 707, wherein two pairs of rotary cylinders are mounted on a support in a stepped manner, a rotating shaft of the primary rotary cylinder 701 is fixedly connected with a primary hopper 703, and the primary hopper is collected by a finished product pipe 702; the second-stage rotary cylinder 706 is fixedly connected with the second-stage hopper 704 through a rotating shaft, the second-stage hopper is used for quantitatively collecting finished products, the finished products can be transitionally transferred to the material transfer vehicle 707 through the second-stage rotary cylinder, and the large-batch finished products can be rapidly collected and transferred through the material transfer vehicle.
As shown in fig. 11, the electric control unit 9 is composed of a motion controller (TRIO MC4N-RTEX P907) with an extended I/O module (TRIO P319) through a CAN bus, a master traction servo motor controller (panasonic A6N MDDLN45 NE), a slave traction servo motor controller (panasonic A6N MDDLN45 NE), and a power supply circuit composed of a servo electronic transformer with a filter.
The signal output ends of a Hall sensor of the feeding detection unit, two infrared receivers of the positioning detection unit, a magnetic position sensor of the front clamping mechanism, a magnetic position sensor of the rear clamping mechanism, a magnetic position sensor of the vertical magnetic coupling rodless cylinder in the cutting mechanism, a magnetic position sensor of the horizontal magnetic coupling rodless cylinder in the bidirectional hydraulic wave knocking mechanism and the like are connected with a corresponding input interface of the motion controller or the expansion I/O module. Two servo control ports of the motion controller are respectively connected with the master traction servo motor controller and the slave traction servo motor controller through an RTEX bus. The corresponding on-off output interfaces of the motion controller are respectively connected with the controlled end of a pneumatic opening-closing three-axis cylinder switching valve of the front clamping mechanism, the controlled end of an opening-closing three-axis cylinder switching valve of the rear clamping mechanism, the controlled end of a vertical magnetic coupling rodless cylinder control valve, the controlled end of a cutting motor, the controlled end of a horizontal magnetic coupling rodless cylinder control valve, the controlled end of a two-way hydraulic cylinder control valve, the controlled end of each rotary cylinder and the like, so that various required operation motion control can be realized according to different input signals (see fig. 12).
Based on fig. 11 and a self-sensing control mechanism of the magnetic coupling rodless cylinder (both the two purchased magnetic coupling rodless cylinders in this embodiment mainly comprise a magnetic position sensor, a fixed base, a slide rail, a stroke adjusting mechanism, a ventilation core rod and a slider base, and have a sensing control function), the control process of automatic accurate positioning, accurate cutting and efficient wave tapping of the small-caliber annular metal hose automatic blanking and wave tapping device in this embodiment can be understood by combining the control process in fig. 12.
In short, the basic working process is as follows: the metal corrugated original pipe is placed on a material supply unit turntable in a 150-plus-200 m coiled form, the head of the corrugated pipe is drawn out to sequentially pass through a material supply detection unit, a main traction unit and a positioning detection unit along a central hole to enter a blanking wave knocking unit, the metal corrugated original pipe enters a secondary traction unit after the blanking wave knocking unit finishes fixed-length cutting and wave knocking processing of two ends of the corrugated pipe, and a finished product pipe is drawn by the secondary traction unit to enter a material storage unit for temporary storage to be welded.
In the process, the metal corrugated pipe enters the synchronous traction belt through the guide roller of the feeding detection unit, and the clamping force between the synchronous traction belt and the metal corrugated pipe is controlled by adjusting the locking bolt; the main traction unit is conveyed to enter the positioning detection unit, the V-shaped clamping wheel of the positioning detection unit is adjusted to obtain a proper clamping force, the matched infrared sensor can sense the positions of wave crests and wave troughs, if the wave troughs are not in the sensor correlation light position, the main traction unit is automatically controlled to move forwards and slightly move, the metal corrugated pipe is clamped and positioned at an accurate position by the front clamping mechanism of the blanking knocking unit until the wave troughs are detected through light source correlation, and the blanking knocking unit is timely controlled.
Then, starting a cutting unit with a preset position, cutting off the small-caliber annular metal corrugated original pipe at the wave trough position by the rotary blade, and returning after cutting; then starting the master-slave traction unit to convey the cut front section to the rear clamping mechanism to be clamped and positioned at an accurate position; and then the bidirectional wave knocking mechanism moves to the position where the center of the wave knocking head and the center of the inlet guide sleeve coincide with the axis of the small-caliber annular metal corrugated pipe, the bidirectional hydraulic cylinder is started to drive the wave knocking heads at the two ends, the wave knocking work of the front end and the rear end is completed simultaneously, the back reset is completed, and the next round of repeated operation is performed.
Concluding up, the automatic unloading of small-bore annular corrugated metal pipe of this embodiment strikes ripples equipment has following advantage:
1. the automatic blanking and wave knocking process is adopted for blanking and end processing of the metal corrugated pipe, two processes of accurate blanking and end wave knocking processing are integrated, synchronous wave knocking processing in the blanking process of the corrugated pipe can be achieved, blanking accuracy and end processing quality are effectively improved, compared with the traditional blanking and wave knocking process, the automatic blanking and wave knocking process adopts a double-servo synchronous control technology, a positioning detection technology and a hydraulic control technology, and the problems that manual efficiency is low, blanking accuracy is not high, end processing effect is not ideal and the like are solved.
2. By adopting the unpowered rotary disc feeding structural design with a simple structure, the bearing capacity of a single disc can reach more than 200m, the equipment can be fed for more than half an hour after one time, the feeding mode is simple, and the unpowered structure can prevent materials from winding each other.
3. The material detection sensor can sense whether the material exists or not, and the material-free stop operation is realized; the wave trough detection sensor is composed of a pair of precise infrared correlation sensors, can detect objects with the size of more than 0.5mm, realizes precise detection of the motion process of the wave trough of the corrugated pipe, solves a plurality of problems of difficult detection, difficult positioning, difficult cutting and the like of the wave trough of the corrugated pipe, and realizes precise positioning of the wave trough and precise wave knocking processing of the end part.
4. The synchronous traction belt of the main traction unit and the auxiliary traction unit adopts the special design of a semicircular guide groove, so that the clamping force and the transmission precision in the traction process of the corrugated pipe can be effectively ensured; pinch roller mechanisms are uniformly distributed between the synchronous traction belts, and the clamping force of the corrugated pipe in the traction process can be obtained by adjusting the locking nut.
5. The blanking and wave knocking unit integrates a corrugated pipe clamping mechanism, a cutting mechanism and a bidirectional hydraulic wave knocking mechanism, the fixed-length corrugated pipe wave trough accurate positioning and clamping are realized by the wave trough clamping mechanism matched with an infrared correlation detection sensor and a master-slave traction unit, the cutting mechanism can realize accurate cutting of the wave trough behind the clamping position, the bidirectional hydraulic wave knocking mechanism can synchronously knock the tail of the previous section of material and the head of the section of material synchronously, the blanking and wave knocking unit is accurate in positioning, neat in cutting and flat in wave knocking, and can adapt to corrugated pipes with different calibers through die replacement.
6. The main traction and the auxiliary traction are powered by two sets of servo motors and speed reducing mechanisms, and an RTEX bus communication and motion control technology is adopted, so that accurate control can be provided for the traction and the conveying of the corrugated pipe, and the detection of a tiny trough and the positioning and clamping action of the next station can be realized by matching with an infrared ray correlation sensor; the pneumatic unit can provide an execution power source and reversing control for the cutting mechanism execution unit, the hydraulic cylinder wave knocking mechanism execution unit and the clamping mechanism execution unit, and the hydraulic unit can provide sufficient power for the bidirectional hydraulic wave knocking head of the wave knocking mechanism to realize the flattening treatment of the end part of the corrugated pipe.
In addition to the above embodiments, the present invention may have other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (9)
1. The utility model provides an automatic unloading of small-bore annular corrugated metal pipe is beaten ripples equipment which characterized in that: the automatic feeding device comprises a blanking knocking unit (5) arranged on a workbench (8), a rolling belt type main traction unit (3) and a secondary traction unit (6) which are respectively arranged in front of and behind the blanking knocking unit, a positioning detection system (4) arranged between the main traction unit and the blanking knocking unit, and an electric control unit (9);
the main traction unit and the auxiliary traction unit are respectively composed of a pair of upper and lower synchronous traction belts (305) for clamping and conveying metal corrugated pipes, and the synchronous traction belts surround a transmission shaft (306) and a driven wheel (308) driven by a servo motor (302);
the positioning detection unit comprises an infrared transmitter (401) and an infrared receiver (407) which are respectively arranged at two sides of the door-shaped support (402) and correspond to the positions of the wave troughs of the metal corrugated pipe;
the blanking wave knocking unit comprises a vertical rack (503) with an inlet guide sleeve (501) and an outlet guide sleeve (512) respectively arranged at two ends, a front clamping mechanism (502) and a rear clamping mechanism (511) respectively and closely adjacent to the racks at the two ends, a bidirectional wave knocking mechanism (509) positioned between the two clamping mechanisms and a cutting mechanism (505) positioned between the front clamping mechanism and the bidirectional wave knocking mechanism;
the front clamping mechanism and the rear clamping mechanism are identical in structure and respectively comprise a pair of beating wave half-moulds (5022) which are opened and closed pneumatically and a position sensor for detecting the in-place opening and closing, the opposite surfaces of the pair of beating wave half-moulds are respectively provided with a semicircular notch matched with the metal corrugated pipe, and at least one semicircular notch is provided with a waveform profiling structure matched with the metal corrugated pipe;
the cutting mechanism consists of a cutting motor arranged on a sliding seat of a vertical cylinder (504) and a horizontal shaft rotating blade (506) arranged at the output end of the cutting motor;
the bidirectional wave knocking mechanism comprises a bidirectional hydraulic cylinder (5093) arranged on a sliding part of the horizontal cylinder (510), and two ends of the bidirectional hydraulic cylinder are respectively provided with a wave knocking head (5091) capable of axially extending and retracting along the metal corrugated pipe;
the electric control unit consists of a motion controller containing a CPU, a main traction servo motor controller, a slave traction servo motor controller and a power circuit; the signal output ends of the infrared receiver, the position sensor of the front clamping mechanism and the position sensor of the rear clamping mechanism are connected with corresponding input interfaces of a motion controller, two servo control ports of the motion controller are respectively connected with a main traction servo motor controller and a slave traction servo motor controller through buses, and corresponding on-off output interfaces of the motion controller are respectively connected with a controlled end of a pneumatic on-off switching valve of the front clamping mechanism, a controlled end of an on-off switching valve of the rear clamping mechanism, a controlled end of a vertical cylinder control valve, a controlled end of a cutting motor, a controlled end of a horizontal cylinder control valve and a controlled end of a bidirectional hydraulic cylinder control valve.
2. The automatic blanking and wave knocking device for the small-caliber annular metal corrugated pipe as claimed in claim 1, wherein: the motion controller is provided with an extended I/O module through a CAN bus.
3. The automatic blanking and wave knocking device for the small-caliber annular metal corrugated pipe as claimed in claim 2, wherein: the blanking and wave knocking unit also comprises a middle guide pipe which is arranged on one side of the bidirectional hydraulic cylinder through a support and is relatively fixed with the bidirectional hydraulic cylinder, and the middle guide pipe is controlled to be positioned at a guide position which is coaxial with the small-caliber annular metal corrugated pipe.
4. The automatic blanking and wave knocking device for the small-caliber annular metal corrugated pipe as claimed in claim 3, wherein: the bidirectional hydraulic knocking mechanism comprises a bidirectional hydraulic cylinder arranged on a horizontal magnetic coupling rodless cylinder.
5. The automatic blanking and wave knocking device for the small-caliber annular metal corrugated pipe as claimed in claim 4, wherein: and hydraulic rods at two ends of the bidirectional hydraulic cylinder are respectively provided with a knocking head through adjusting nuts.
6. The automatic blanking and wave knocking device for the small-caliber annular metal corrugated pipe as claimed in claim 5, wherein: the structure of the front clamping mechanism is the same as that of the rear clamping mechanism, the front clamping mechanism and the rear clamping mechanism comprise a pair of air cylinders arranged on the inner side of the rack, the base of the wave knocking half-module is fixed on a sliding seat of the air cylinders, and one of semicircular gaps on opposite surfaces of the two wave knocking half-modules which can be controlled to open and close is provided with a waveform profiling structure matched with the small-caliber annular metal corrugated pipe.
7. The automatic blanking and wave knocking device for the small-caliber annular metal corrugated pipe as claimed in claim 6, wherein: the main traction unit is provided with a feeding detection unit in front, the feeding detection unit comprises a guide mechanism and a Hall sensor, the guide mechanism is composed of a V-shaped clamping wheel and a guide roller, the V-shaped clamping wheel is vertically arranged on the cylindrical support, the Hall sensor is arranged on one side of the cylindrical support, a wheel shaft of the V-shaped clamping wheel and a guide groove base on the cylindrical support form a vertical moving pair through a sliding block, and the vertical moving pair is adjusted and positioned through an adjusting bolt.
8. The automatic blanking and wave knocking device for the small-caliber annular metal corrugated pipe as claimed in claim 7, wherein: the positioning detection unit comprises two pairs of infrared transmitters and receivers which are respectively arranged on two sides of the door-shaped support.
9. The automatic blanking and wave knocking device for the small-caliber annular metal corrugated pipe as claimed in claim 8, wherein: the material storage unit comprises a first-stage rotary cylinder, a second-stage rotary cylinder and a material turnover vehicle, and the two rotary cylinders are installed on the support in a stepped mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921212761.8U CN210587404U (en) | 2019-07-30 | 2019-07-30 | Automatic blanking and wave knocking equipment for small-caliber annular metal corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921212761.8U CN210587404U (en) | 2019-07-30 | 2019-07-30 | Automatic blanking and wave knocking equipment for small-caliber annular metal corrugated pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421207A (en) * | 2019-07-30 | 2019-11-08 | 航天晨光股份有限公司 | A kind of small-bore ring metal bellows automatic blanking strikes wave device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421207A (en) * | 2019-07-30 | 2019-11-08 | 航天晨光股份有限公司 | A kind of small-bore ring metal bellows automatic blanking strikes wave device |
| CN110421207B (en) * | 2019-07-30 | 2024-02-06 | 航天晨光股份有限公司 | Automatic blanking and wave knocking equipment for small-caliber annular metal corrugated pipe |
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