CN101745556B - Pipe end extrusion molding machine - Google Patents
Pipe end extrusion molding machine Download PDFInfo
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- CN101745556B CN101745556B CN2008102398075A CN200810239807A CN101745556B CN 101745556 B CN101745556 B CN 101745556B CN 2008102398075 A CN2008102398075 A CN 2008102398075A CN 200810239807 A CN200810239807 A CN 200810239807A CN 101745556 B CN101745556 B CN 101745556B
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Abstract
The invention provides a pipe end extrusion molding machine, comprising a frame, a hydraulic mechanism, an electric control mechanism, a compound hydro-cylinder, a pressurized cylinder, a mould and a nose. The hydraulic mechanism, the electric control mechanism and the pressurized cylinder are arranged in the frame; the compound cylinder, the mould and the nose are arranged on the panel of the frame; the mould is positioned in the nose and is connected with the compound cylinder; the electric control mechanism is connected with the hydraulic mechanism and the pressurized cylinder respectively; the hydraulic mechanism is connected with the pressurized cylinder through a hydraulic oil pipe, and is connected with the compound cylinder through an oil return pipe; the compound cylinder and the pressurized cylinder are connected through the hydraulic oil pipe; and a required specific shape can be extruded at the pipe end by a cold extruding method so as to realize pipeline extrusion molding connection. The machine has reasonable structure design, can be applied to pipeline pipe end extrusion molding in various sizes, has evenly pressurized pipe ends, good quality of molding manufacture, safe and reliable performance, stable operation, small noise and high working efficiency.
Description
Technical field
The present invention relates to the pipeline connection device, relate in particular to a kind of pipe end extrusion molding machine.
Background technology
In technical fields such as oil, petrochemical industry, boats and ships, drilling well, engineering machinery, pipeline is its very important part, such as the water that in these technical field engineerings, relates to, gas, wet goods etc., all be that the connection by pipeline is sent in the relevant equipment and parts.
The connection of current pipeline generally includes welding and two kinds of connected modes of non-welding.For the pipeline of caliber less than 50mm, it is lower that welding manner is applied in pressure usually, cleannes requirement to pipeline is not very high occasion, and the application that has higher requirements for pressure and cleannes, in hydraulic system, that usually adopts is bite type tube fitting connected mode and is welded to connect technology.
Be welded to connect general employing girth welding, be easy to generate welding slag, contaminated environment during operation, working condition is poor, and is dangerous.The connected mode of bite type tube fitting, requiring snap ring is that interference is connected with steel pipe, therefore higher to material behavior, external diameter and the circularity dimensional requirement of steel pipe, same also very high to the size of snap ring, heat treated requirement, therefore in use, pipeline occurs and snap ring does not match mutually through regular meeting, cause the situation of leakage; In addition, snap ring can only disposablely use usually, and maintenance, maintenance cost are increased; Have, the failure mode that the snap ring pipe fitting connects is the form of spraying, and when being applied in the pressure occasion, in hydraulic system, can cause a large amount of hydraulic oil to leak again.
For this reason, abroad begin one's study and develop the technology of pipe end extrusion molding in the eighties, promptly the end face at pipeline squeezes out and the snap ring similar shapes, replaces snap ring, and with the pipe connecting piece pipeline that is connected.Because be the end face formation extrusion modling at pipeline, therefore when connecting, port is set up the O font fluorubber of roof shape, like this, not only can repeatedly dismantle, soft and hard seal is connected simultaneously, can thoroughly realize not having and leak, improve the reliability that pipeline connects greatly.The most critical that adopts this technology partly is exactly the technology with the pipeline extrusion modling, therefore needs design line end can be squeezed into the snap ring shape, is used for the equipment that pipe fitting connects.
Summary of the invention
Main purpose of the present invention is to overcome the above-mentioned shortcoming that existing product exists, and a kind of pipe end extrusion molding machine is provided, and can pass through cold extrusion method, is squeezed into needed given shape at pipe end, realizes that the extrusion modling of pipeline connects; Its reasonable in design can be suitable for multiple size pipeline pipe end extrusion molding, and the pipe end pressurized is even, and the processing and forming quality is good, and performance is safe and reliable, operate steadily and noise little, high efficiency is convenient to the pipeline extrusion modling operation of any occasion.
The objective of the invention is to realize by following technical scheme.
Pipe end extrusion molding machine of the present invention is characterized in that, comprises frame 2, hydraulic mechanism, electric control mechanism, combined type oil cylinder 1, pressurizing cylinder 6, mould and head 7; This hydraulic mechanism, electric control mechanism and pressurizing cylinder 6 are arranged in the frame 2, and this combined type oil cylinder 1, mould and head 7 are arranged on the panel 27 of frame 2, and mould is positioned at head 7 and is connected with combined type oil cylinder 1; This electric control mechanism is connected with pressurizing cylinder 6 with hydraulic mechanism respectively; This hydraulic mechanism is connected with pressurizing cylinder 6 by hydraulic oil pipe, and is connected with combined type oil cylinder 1 by oil return pipe, combined type oil cylinder 1 with increase oil cylinder 6 and be connected by hydraulic oil pipe.
Aforesaid pipe end extrusion molding machine, its mid frame 2 comprise framework 21, instrument mounting table 26, panel 27, wheel, the drawer 211 with shank of the key 212 and push handle 22; This instrument mounting table 26 and panel 27 are by being bolted to framework 21 tops, and this drawer 211 is fixed on framework 21 1 sides by guide rail, and this push handle 22 is by being bolted to the another side of frame 2, and this wheel is by bolting framework 21 bottoms; And this wheel is four, and wherein two is that fixedly 23, two on wheel is universal wheel 24; This panel 27 is provided with the holder 25 that is used for fixing combined type oil cylinder 1.
Aforesaid pipe end extrusion molding machine, wherein hydraulic mechanism comprises motor 4, oil pump 5, fuel tank 51 and control valve piece; This motor 4 and oil pump 5 are fixed on fuel tank 51 tops, and motor 4 is connected to a fixed by shaft joint and oil pump 5, and this shaft joint one end edge is enclosed within on motor 4 output shafts, and other end edge is enclosed within on oil pump 5 power transmission shafts; Valve piece 52 is fixed on fuel tank 51 sidepieces, and control valve 53 is located at and constitutes the control valve piece on the valve piece 52, and control valve 53 is connected with electric control mechanism and controls oil pump 5 and move.
Aforesaid pipe end extrusion molding machine, wherein combined type oil cylinder 1 comprises cylinder body and plunger body, plunger body is positioned at cylinder body; This cylinder body is divided into front-bank rotor housing 111 and rear-bank rotor housing 112, and front-bank rotor housing 111 and rear-bank rotor housing 112 are screwed together; The double plunger structure that plunger body constitutes in the hollow plunger for the solid post plug sleeve is located at, wherein solid plunger is extruding plunger 12, these extruding plunger 12 tops are provided with screwed hole 121 for being spirally connected connector, be connected with the small diameter cylinders body screwed hole 93 of extrusion die 9 by this connector, hollow plunger is for clamping plunger 14, the high pressure hydraulic oil that this clamping plunger 14 provides by pressurizing cylinder 6 promotes to push plunger 12 actions, supplies steel pipe in 8 li extrusion modlings of clamping mold; Front-bank rotor housing 111 front end interior sidewall surface are provided with the screw thread 113 that is screwed together with head 7, these screw thread 113 bottoms are provided be screwed together first displacement transducer 15 of the degree of depth of control head 7 and front-bank rotor housing, and this first displacement transducer 15 is connected with electric control mechanism by magnetic valve; The front-bank rotor housing middle part is provided with second displacement transducer 16 of control precompressed position, and this second displacement transducer 16 is connected with electric control mechanism by magnetic valve; The front-bank rotor housing bottom is provided with and clamps plunger hydraulic fluid port 17, this clamps plunger hydraulic fluid port 17 and is connected by the oil-out of hydraulic oil pipe with pressurizing cylinder 6, and clamp plunger hydraulic fluid port 17 places and be provided with the triple motion sensor (not shown) that control clamps the plunger shift position, this triple motion sensor is connected with electric control mechanism by magnetic valve; Rear-bank rotor housing 112 is provided with extruding plunger hydraulic fluid port 13, and extruding plunger hydraulic fluid port is connected by the oil-out of hydraulic oil pipe with pressurizing cylinder 6.
Aforesaid pipe end extrusion molding machine, wherein pressurizing cylinder 6 comprises oil cylinder 66, valve piece 65, hydraulic oil pipe, magnetic valve 68; Be provided with the axial plunger of supercharging in this oil cylinder 66, oil cylinder 66 tops are provided with magnetic valve 68, the magnetic valve 68 that valve piece 65 is provided with Pressure gauge 61, overflow valve 62, control valve 63 and is connected with pressure sensor, import 67 places of oil cylinder 66 are provided with pressure sensor 69 and are connected with the oil pump 5 of hydraulic mechanism by hydraulic oil pipe, and the exit 64 of oil cylinder 66 is provided with pressure sensor 70 and is connected with the extruding plunger hydraulic fluid port 13 of combined type oil cylinder 1 by hydraulic oil pipe.
Aforesaid pipe end extrusion molding machine, wherein head 7 is the cylinder of hollow, the anterior overcoat of this cylinder works the square box of the effect of gaining in strength, this square box is provided with into 180 degree and arranges two rotating handles 72 that are provided with, the cylindrical rear portion outer surface is provided with the thread segment that is screwed together with combined type oil cylinder 1 front-bank rotor housing 111, this thread segment rear end is provided with the alignment pin 71 that prevents the thread segment slippage, and cylinder hollow wall face is provided with holddown groove 73 for fixing to clamp mould 8.
Aforesaid pipe end extrusion molding machine, wherein the thread segment that is screwed together with combined type oil cylinder 1 front-bank rotor housing 111 that is provided with of cylindrical rear portion is a T font thread segment, cylinder inside is conical ducted body.
Aforesaid pipe end extrusion molding machine, wherein mould comprises clamping mold 8 and extrusion die 9; This clamping mold 8 is the cone of hollow, and the tapering of this cone is identical with the conical tapering of head 7 cylinder inner hollow; The cone of this hollow is divided into pintongs, connect adjacent divisional plane by alignment pin between every lobe and constitute one, and be provided with the more than one spring 86 that makes clamping mold 8 have the degree of tightness function between each divisional plane, the external side of hollow cone is provided with the cannelure 81 of one or more, the circle body that fixes to clamp mould 8 shapes is set in the cannelure 81, hollow cone body interior sidewall surface is provided with forming tank 82 near larger diameter end, and the middle part is provided with anti-skidding screw thread 83; Described extrusion die 9 is a cylinder, one section diameter of this cylinder is greater than another section diameter, small diameter cylinders body top is provided with screwed hole 93, this small diameter cylinders body screwed hole 93 wears for connector 91 and is connected with extruding plunger 12, and large diameter cylinder 92 is provided with large diameter cylinder circular hole 95 away from connector 91 1 end tops.
Aforesaid pipe end extrusion molding machine, wherein mould comprises clamping mold 8 and extrusion die 9; This clamping mold 8 is the cone of hollow, the tapering of the tapering of the cone of this hollow and head 7 hollow cone bodies is identical and be divided into pintongs, the divisional plane of every lobe cone is provided with dowel hole 84 and more than one spring eye 85, the dowel hole 84 that wears adjacent divisional plane by alignment pin respectively makes pintongs hollow cone body constitute one, this alignment pin is that an end is fixed in the dowel hole 84, the other end is movable to be located in the relative dowel hole, and spring 86 two ends that make clamping mold 8 have the degree of tightness function are separately positioned in the corresponding spring eye 85 that is provided with on the adjacent divisional plane, the external side of hollow cone is provided with the cannelure 81 of one or more, the circle body that fixes to clamp mould 8 shapes is set in the cannelure 81, hollow cone body interior sidewall surface is provided with forming tank 82 near larger diameter end, and this forming tank 82 is corresponding with pipeline processing end moulding place shape; Described extrusion die is a cylinder, one section diameter of this cylinder is greater than another section diameter, small diameter cylinders body 94 tops are provided with small diameter cylinders body screwed hole 93, this small diameter cylinders body screwed hole 93 is connected with extruding plunger 12 for connector 91, large diameter cylinder 92 is provided with large diameter cylinder circular hole 95 away from connector 91 1 end tops, these large diameter cylinder circular hole 95 internal diameters are identical with pipeline processing end external diameter, large diameter cylinder circular hole 95 degree of depth and workpiece end face are corresponding to the length at moulding position, and small diameter cylinders body inside center is provided with perforate, for the lock pin thimble (not shown) that prevents pipeline crimp is installed.
Aforesaid pipe end extrusion molding machine is characterized in that, described electric control mechanism comprises two pressure sensors, three displacement transducers, compress switch A and B, extruding switch C and Programmable Logic Controller (PLC) 3 in advance; Two pressure sensors are separately positioned on the import 64 and outlet 67 places of pressurizing cylinder, and electrically connect by magnetic valve 68 and Programmable Logic Controller (PLC) 3; This first displacement transducer 15 is arranged on combined type oil cylinder 1 front-bank rotor housing 111 screw threads 113 bottoms, and electrically connects that second displacement transducer 16 is arranged on the oil port at combined type oil cylinder 1 front-bank rotor housing 111 middle parts and by magnetic valve and Programmable Logic Controller (PLC) 3 electric connections by magnetic valve and Programmable Logic Controller (PLC) 3; Triple motion sensor (not shown) is arranged on clamping plunger hydraulic fluid port 17 places at combined type oil cylinder 1 front-bank rotor housing 111 middle parts, and electrically connects by magnetic valve and Programmable Logic Controller (PLC) 3; Compress switch in advance A and B is located on the panel of frame, and the motor 4 with Programmable Logic Controller (PLC) 3 and hydraulic mechanism electrically connects respectively; Extruding switch C is located on the panel of frame 2, also electrically connects with the motor 4 of Programmable Logic Controller (PLC) 3 and hydraulic mechanism respectively.
The beneficial effect of pipe end extrusion molding machine of the present invention, this pipe end extrusion molding machine adopts cold extruding technique, at pipe end extrusion molding, realizes the effect that the pipeline extrusion modling connects.It adopts the hydraulic mechanism that can produce pressure, by Programmable Logic Controller (PLC), sensor and control valve group, according to setting value and measured value, the control hydraulic mechanism produces high pressure, drive the clamping cylinder in the combined type oil cylinder, drive clamping mold and clamp pipe end, by PLC, sensor and control valve group,, control hydraulic mechanism then according to setting value and measured value, drive pressurizing cylinder, produce super-pressure and promote extrusion oil cylinder, drive the extrusion die motion, the extruding pipe end, thereby, be squeezed into needed given shape at the end face of pipeline.This pipe end extrusion molding machine reasonable in design can be suitable for multiple size pipeline pipe end extrusion molding, and the pipe end pressurized is even, and the processing and forming quality is good, and performance is safe and reliable, operate steadily and noise little, high efficiency.Moreover this pipe end extrusion molding machine can arbitrarily move by push handle and wheel, and convenience is in the processing and forming operation of the pipeline in any place; Also have the instrument that needs in the time of can placing operation in the drawer, the overall performance of work strengthens, and it is more convenient to operate.
Description of drawings:
Figure 1A is a pipe end extrusion molding machine structure side view of the present invention.
Figure 1B is a pipe end extrusion molding machine structural representation of the present invention.
Fig. 2 is a pipe end extrusion molding machine combined type cylinder structure cutaway view of the present invention.
Fig. 3 A is a pipe end extrusion molding machine handpiece structure schematic diagram of the present invention.
Fig. 3 B is a pipe end extrusion molding machine handpiece structure cutaway view of the present invention.
Fig. 4 A is a pipe end extrusion molding machine clamping mold structure side view of the present invention.
Fig. 4 B is a pipe end extrusion molding machine clamping mold structure vertical view of the present invention.
Fig. 5 is a pipe end extrusion molding machine structure of extrusion side sectional view of the present invention.
Fig. 6 A increases oil cylinder internal structure schematic diagram for pipe end extrusion molding machine of the present invention.
Fig. 6 B looks schematic diagram for pipe end extrusion molding machine of the present invention increases the cylinder structure master.
Fig. 7 is pipe end extrusion molding machine composite oil cylinder of the present invention and handpiece structure schematic diagram.
Main label declaration among the figure: 1 combined type oil cylinder, 111 front-bank rotor housings, 112 rear-bank rotor housings, 113 cylinder body inside threads (being connected) with head, 12 extruding plungers, 121 extruding plunger screw top holes, 13 extruding plunger hydraulic fluid ports, 14 clamp plunger, 15 first displacement sensors, 16 second displacement sensors, 17 clamp the plunger hydraulic fluid port, 2 frames, 21 frameworks, 211 drawers, 212 drawer shank of the keys, 22 push handle, 23 fast pulleys, 24 universal wheels, 25 holders, 26 instrument mounting tables, 27 panels, 3 Programmable Logic Controllers (PLC), 4 motors, 5 oil pumps, 51 fuel tanks, 52 valve pieces, 53 control valves, 6 pressurizing cylinders, 61 Pressure gauges, 62 overflow valves, 63 control valves, 64 outlets, 65 valve pieces, 66 oil cylinders, 67 imports, 68 magnetic valves, 69 pressure sensors, 70 pressure sensors, 7 heads, 71 alignment pins, 72 rotating handles, 73 holddown grooves, 8 clamping molds, 81 cannelures, 82 forming tank, 83 anti-skidding screw threads, 84 dowel holes, 85 spring eyes, 86 springs, 9 extrusion dies, 91 connectors, 92 large diameter cylinders, the screwed hole of 93 small diameter cylinders bodies, 94 small diameter cylinders bodies, the circular hole of 95 large diameter cylinders, A compresses switch in advance, B compresses switch in advance, C pushes switch.
The specific embodiment
Consult shown in Figure 1A, Figure 1B, pipe end extrusion molding machine of the present invention, it comprises frame 2, hydraulic mechanism, electric control mechanism, combined type oil cylinder 1, pressurizing cylinder 6, mould and head 7; This hydraulic mechanism, electric control mechanism and pressurizing cylinder 6 are arranged in the frame 2, and this combined type oil cylinder 1, mould and head 7 are arranged on the panel 27 of frame 2, and mould is positioned at head 7 and is connected with combined type oil cylinder 1; This electric control mechanism is connected with pressurizing cylinder 6 with hydraulic mechanism respectively; This hydraulic mechanism is connected with pressurizing cylinder 6 by hydraulic oil pipe, and is connected with combined type oil cylinder 1 by oil return pipe, combined type oil cylinder 1 with increase oil cylinder 6 and be connected by hydraulic oil pipe.
Consult shown in Figure 1A, Figure 1B, pipe end extrusion molding machine of the present invention, its mid frame 2 comprise framework 21, instrument mounting table 26, panel 27, wheel, the drawer 211 with shank of the key 212 and push handle 22; This instrument mounting table 26 and panel 27 are by being bolted to framework 21 tops, and this drawer 211 is fixed on framework 21 1 sides by guide rail, and this push handle 22 is by being bolted to the another side of frame 2, and this wheel is by bolting framework 21 bottoms; And this wheel is four, and wherein two is that fixedly 23, two on wheel is universal wheel 24; This panel 27 is provided with the holder 25 that is used for fixing combined type oil cylinder 1.
Consult shown in Figure 1A, Figure 1B, pipe end extrusion molding machine of the present invention, wherein hydraulic mechanism comprises motor 4, oil pump 5, fuel tank 51 and control valve piece; This motor 4 and oil pump 5 are fixed on fuel tank 51 tops, and motor 4 is connected to a fixed by shaft joint and oil pump 5, and this shaft joint one end edge is enclosed within on motor 4 output shafts, and other end edge is enclosed within on oil pump 5 power transmission shafts; Valve piece 52 is fixed on fuel tank 51 sidepieces, and control valve 53 is located at and constitutes the control valve piece on the valve piece 52, and control valve 53 is connected with electric control mechanism and controls oil pump 5 and move.
Consult Figure 1B, Fig. 2, shown in Figure 7, pipe end extrusion molding machine of the present invention, wherein combined type oil cylinder 1 comprises cylinder body and plunger body, plunger body is positioned at cylinder body; This cylinder body is divided into front-bank rotor housing 111 and rear-bank rotor housing 112, and front-bank rotor housing 111 and rear-bank rotor housing 112 are screwed together; The double plunger structure that plunger body constitutes in the hollow plunger for the solid post plug sleeve is located at, wherein solid plunger is extruding plunger 12, these extruding plunger 12 tops are provided with screwed hole 121 for being spirally connected connector, be connected with the small diameter cylinders body screwed hole 93 of extrusion die 9 by this connector, hollow plunger is for clamping plunger 14, the high pressure hydraulic oil that this clamping plunger 14 provides by pressurizing cylinder 6 promotes to push plunger 12 actions, supplies steel pipe in 8 li extrusion modlings of clamping mold; Front-bank rotor housing 111 front end interior sidewall surface are provided with the screw thread 113 that is screwed together with head 7, these screw thread 113 bottoms are provided be screwed together first displacement transducer 15 of the degree of depth of control head 7 and front-bank rotor housing, and this first displacement transducer 15 is connected with electric control mechanism by magnetic valve; The front-bank rotor housing middle part is provided with second displacement transducer 16 of control precompressed position, and this second displacement transducer 16 is connected with electric control mechanism by magnetic valve; The front-bank rotor housing bottom is provided with and clamps plunger hydraulic fluid port 17, this clamps plunger hydraulic fluid port 17 and is connected by the oil-out of hydraulic oil pipe with pressurizing cylinder 6, and clamp plunger hydraulic fluid port 17 places and be provided with the triple motion sensor (not shown) that control clamps the plunger shift position, this triple motion sensor is connected with electric control mechanism by magnetic valve; Rear-bank rotor housing 112 is provided with extruding plunger hydraulic fluid port 13, and extruding plunger hydraulic fluid port is connected by the oil-out of hydraulic oil pipe with pressurizing cylinder 6.
Consult shown in Fig. 6 A, Fig. 6 B, pipe end extrusion molding machine of the present invention, wherein pressurizing cylinder 6 comprises oil cylinder 66, valve piece 65, hydraulic oil pipe, magnetic valve 68; Be provided with the axial plunger of supercharging in this oil cylinder 66, oil cylinder 66 tops are provided with magnetic valve 68, the magnetic valve 68 that valve piece 65 is provided with Pressure gauge 61, overflow valve 62, control valve 63 and is connected with pressure sensor, import and export 67 places of oil cylinder 66 are provided with pressure sensor 69 and are connected with the oil pump 5 of hydraulic mechanism by hydraulic oil pipe, and the exit 64 of oil cylinder 66 is provided with pressure sensor 70 and is connected with the extruding plunger hydraulic fluid port 13 of combined type oil cylinder 1 by hydraulic oil pipe.
Consult shown in Fig. 3 A, Fig. 3 B, pipe end extrusion molding machine of the present invention, wherein head 7 is the cylinder of hollow, the anterior overcoat of this cylinder works the square box of the effect of gaining in strength, this square box is provided with into 180 degree and arranges two rotating handles 72 that are provided with, the cylindrical rear portion outer surface is provided with the thread segment that is screwed together with combined type oil cylinder 1 front-bank rotor housing 111, and this thread segment rear end is provided with the alignment pin 71 that prevents the thread segment slippage, and cylinder hollow wall face is provided with holddown groove 73 for fixing to clamp mould 8.
Consult shown in Figure 2, aforesaid pipe end extrusion molding machine, wherein the thread segment that is screwed together with combined type oil cylinder 1 front-bank rotor housing 111 that is provided with of cylindrical rear portion is a T font thread segment, cylinder inside is conical ducted body.
Consult Fig. 4 A, Fig. 4 B, shown in Figure 5, pipe end extrusion molding machine of the present invention, wherein mould comprises clamping mold 8 and extrusion die 9; This clamping mold 8 is the cone of hollow, and the tapering of this cone is identical with the conical tapering of head 7 cylinder inner hollow; The cone of this hollow is divided into pintongs, connect adjacent divisional plane by alignment pin between every lobe and constitute one, and be provided with the more than one spring 86 that makes clamping mold 8 have the degree of tightness function between each divisional plane, the external side of hollow cone is provided with the cannelure 81 of one or more, the circle body that fixes to clamp mould 8 shapes is set in the cannelure 81, hollow cone body interior sidewall surface is provided with forming tank 82 near larger diameter end, and the middle part is provided with anti-skidding screw thread 83; Described extrusion die 9 is a cylinder, one section diameter of this cylinder is greater than another section diameter, small diameter cylinders body top is provided with screwed hole 93, this small diameter cylinders body screwed hole 93 wears for connector 91 and is connected with extruding plunger 12, and large diameter cylinder 92 is provided with large diameter cylinder circular hole 95 away from connector 91 1 end tops.
Consult Fig. 4 A, Fig. 4 B, shown in Figure 5, pipe end extrusion molding machine of the present invention, wherein mould comprises clamping mold 8 and extrusion die 9; This clamping mold 8 is the cone of hollow, the tapering of the tapering of the cone of this hollow and head 7 hollow cone bodies is identical and be divided into pintongs, the divisional plane of every lobe cone is provided with dowel hole 84 and more than one spring eye 85, the dowel hole 84 that wears adjacent divisional plane by alignment pin respectively makes pintongs hollow cone body constitute one, this alignment pin is that an end is fixed in the dowel hole 84, the other end is movable to be located in the relative dowel hole, and spring 86 two ends that make clamping mold 8 have the degree of tightness function are separately positioned in the corresponding spring eye 85 that is provided with on the adjacent divisional plane, the external side of hollow cone is provided with the cannelure 81 of one or more, the circle body that fixes to clamp mould 8 shapes is set in the cannelure 81, hollow cone body interior sidewall surface is provided with forming tank 82 near larger diameter end, and this forming tank 82 is corresponding with pipeline processing end moulding place shape; Described extrusion die is a cylinder, one section diameter of this cylinder is greater than another section diameter, small diameter cylinders body 94 tops are provided with small diameter cylinders body screwed hole 93, this small diameter cylinders body screwed hole 93 is connected with extruding plunger 12 for connector 91, large diameter cylinder 92 is provided with large diameter cylinder circular hole 95 away from connector 91 1 end tops, these large diameter cylinder circular hole 95 internal diameters are identical with pipeline processing end external diameter, large diameter cylinder circular hole 95 degree of depth and workpiece end face are corresponding to the length at moulding position, and small diameter cylinders body inside center is provided with perforate, for the lock pin thimble (not shown) that prevents pipeline crimp is installed.
Consult Figure 1A, Figure 1B, Fig. 2, shown in Figure 7, pipe end extrusion molding machine of the present invention is characterized in that, described electric control mechanism comprises two pressure sensors, three displacement transducers, compress switch A and B, extruding switch C and Programmable Logic Controller (PLC) 3 in advance; Two pressure sensors are separately positioned on the import 64 and outlet 67 places of pressurizing cylinder, and electrically connect by magnetic valve 68 and Programmable Logic Controller (PLC) 3; This first displacement transducer 15 is arranged on combined type oil cylinder 1 front-bank rotor housing 111 screw threads 113 bottoms, and electrically connects by magnetic valve and Programmable Logic Controller (PLC) 3; Second displacement transducer 16 is arranged on the oil port at combined type oil cylinder 1 front-bank rotor housing 111 middle parts, and electrically connects by magnetic valve and Programmable Logic Controller (PLC) 3; Triple motion sensor (not shown) is arranged on clamping plunger hydraulic fluid port 17 places at combined type oil cylinder 1 front-bank rotor housing 111 middle parts, and electrically connects by magnetic valve and Programmable Logic Controller (PLC) 3; Compress switch in advance A and B is located on the panel of frame, and the motor 4 with Programmable Logic Controller (PLC) 3 and hydraulic mechanism electrically connects respectively; Extruding switch C is located on the panel of frame 2, also electrically connects with the motor 4 of Programmable Logic Controller (PLC) 3 and hydraulic mechanism respectively.
The course of work of pipe end extrusion molding machine of the present invention:
1, installation mold: the alignment pin (71) on the head (7) is extracted,, again alignment pin (71) is revolved to turn 90 degrees and puts down; By rotating handle (72) head (7) of outwarding winding, put into clamping mold (8), again extrusion die (9) is screwed in the front end of combined type oil cylinder (1), be positioned at and clamp the plunger front end and screw clockwise, promptly finish mould and install;
2, connect power supply, hydraulic oil pump (5) starts, and gives combined type oil cylinder (1) fuel feeding;
3, press compress switch in advance A and B, Programmable Logic Controller (PLC) (3) received signal, combined type oil cylinder (1) clamping plunger (14) promotes clamping mold (8) forward and moves to the position for the treatment of work, spring (86) between the pintongs cone divisional plane of clamping plunger (14) is compacted, and clamping mold (8) imports head (7) desired location foremost from head (7) hollow cone body and also adjusts to the right place automatically;
4, the body of preprocessing pipeline is put into extruder head (7), press extruding switch C, Programmable Logic Controller (PLC) (3) received signal, hydraulic mechanism oil pump (5) fuel feeding also passes through pressurizing cylinder (6), after increased pressure, send into the rear portion of combined type oil cylinder (1), driving extruding plunger (12) moves to the position for the treatment of work, the extrusion die (9) that promotion is connected extruding plunger front end moves to the position for the treatment of work, press pressure and position that Programmable Logic Controller (PLC) (3) is set, push the steel pipe that clamped mould (8) clamps, when squeeze pressure or position reach setting value, the oil return of Programmable Logic Controller (PLC) (3) control combined type oil cylinder (1), extruding plunger (12) and clamping plunger (14) return, the spring (86) of clamping mold (8) is replied, and pintongs clamping mold (8) unclamps, the automatic extrusion modling of pipe end; Steel pipe withdraws from automatically, the pipe end extrusion molding machine autostop, and whole extrusion process finishes.
The operation principle of pipe end extrusion molding machine of the present invention is, opening power, and the work of hydraulic mechanism driven by motor oil pump by hydraulic oil pipe fuel feeding in pressurizing cylinder, makes to be full of oil in the pressurizing cylinder; Open and compress switch in advance, precompressed displacement transducer 2 (16) and magnetic valve action, make the extruding plunger reach the precompressed position, the pressurizing cylinder magnetic valve is according to the setting value and the determination of pressure sensor value of Programmable Logic Controller (PLC) (3), control hydraulic mechanism oil pump feed, and by the exit by hydraulic oil pipe to the clamping plunger hydraulic fluid port of combined type oil cylinder for hydraulic oil, driving is positioned at displacement transducer and the magnetic valve action that clamps plunger (18), make to clamp plunger arrival working position, quit work behind the pipe end of mold cramping process piping to be clamped; Open the extruding switch again, pressurizing cylinder magnetic valve energising action, setting value and determination of pressure sensor value according to Programmable Logic Controller (PLC) (3), control hydraulic mechanism oil pump feed and supercharging, the ultrahigh-pressure hydraulic oil that produces in pressurizing cylinder supplies hydraulic oil by the exit by the extruding plunger hydraulic fluid port of hydraulic oil pipe in the combined type oil cylinder, and then promotion extruding plunger drives the extrusion die motion, the extruding pipe end, thereby at the pipeline end face, according to the setting value and the determination of pressure sensor value of Programmable Logic Controller (PLC), quit work after being squeezed into required given shape; Hydraulic oil is got back in the fuel tank of hydraulic mechanism by hydraulic oil pipe, makes clamping plunger and squeezing rod get back into original position.
Pipe end extrusion molding machine of the present invention is to adopt mesolow hydraulic oil pump fuel feeding, utilize supercharging mode that operating pressure is increased to the required pressure of extrusion modling again, integrated design by the combined type oil cylinder, clamping, extrusion modling, the demoulding of pipeline are once finished, and it is stressed even, easy and simple to handle, this pipe end extrusion molding machine tubular construction is reasonable in design, high life, good looking appearance; Hydraulic control system has the energy-conservation effect of automatic deloading, effectively cuts down the consumption of energy; Electric control unit utilization PLC control cabinet able to programme, the reliability of assurance electric control gear; The clamping mold of pintongs cone has very big retractility, cooperates with the hollow cone body head with identical tapering, in clamping process, can realize the action of looking for the position and clamping automatically; Extruding rear line pipe end moulding place any surface finish, after sealing ring and pipe connecting piece are installed, pressure reaches regulation and requires non-leakage, the crystal phase structure of crimping section is continuous, and mechanical performance reaches requirement, adopts the pipeline connecting mode of extrusion modling can thoroughly avoid tie point not have leakage fully, have reliable pipeline and connect hold facility, when joint tightens, only need very low moment of torsion, can reliably protecting excessively tighten preventing; Upset has high endurance life under the crooked pressure, repeats easy to loading and unloadingly, and vibration resistance can bear the impacting with high pressure of fluctuation, and cost reduces, and has wide range of applications.Intensity distribution data behind the pipeline formation machine button pipe after withstand voltage test and the pipeline extrusion modling is as shown in table one.
The explanation of intensity distributions after the pipeline extrusion modling and tube wall fiber condition: 1, steel pipe adopts chloroazotic acid corrosion back check to find, mother metal is organized as austenite+minor amount of carbide, crystal grain deforms through the position of crimp, but still keeps the original company's of passing through property substantially.Deformation place hardness obviously raises.2, steel pipe adopts 4% nitric acid alcohol corrosion back check to find that mother metal is organized as ferrite+pearlite, and crystal grain deforms through the position of crimp, but still keeps the original company's of passing through property substantially.Deformation place hardness obviously raises.
Embodiment 1:
The extruding diameter is 12.7mm, and wall thickness is 316 stainless steel tubes of 1.24mm.Extract alignment pin (71), revolve to turn 90 degrees and put down; Operation rotating handle (72), the head of outwarding winding (7); Put into clamping mold (8), and extrusion die (9) is put into head (7), and screw clockwise; After clamping mold (8) screws (about 5 circle) clockwise, alignment pin (71) revolved to turn 90 degrees put down,, promptly stop the rotation when alignment pin (71) falls into pin-and-hole automatically; Press the A that compresses switch in advance, carry out precompressed, clamping mold (8) is adjusted to the right place automatically, and nut is inserted in the steel pipe that needs processing; With the diameter of need extrusion modling is 12.7mm, wall thickness is that the 316 stainless steel tube steel pipes of 1.24mm are put into head (7), press extruding switch C, press extruding switch C, Programmable Logic Controller (PLC) (3) received signal, hydraulic mechanism oil pump (5) fuel feeding also passes through pressurizing cylinder (6), after increased pressure, send into the rear portion of combined type oil cylinder (1), driving extruding plunger (12) moves to the position for the treatment of work, the extrusion die (9) that promotion is connected extruding plunger front end moves to the position for the treatment of work, press pressure and position that Programmable Logic Controller (PLC) (3) is set, push the steel pipe that clamped mould (8) clamps, when squeeze pressure or position reach setting value, the oil return of Programmable Logic Controller (PLC) (3) control combined type oil cylinder (1), extruding plunger (12) and clamping plunger (14) return, the spring (86) of clamping mold (8) is replied, and pintongs clamping mold (8) unclamps, the automatic extrusion modling of pipe end; Steel pipe withdraws from automatically, and pipe end extrusion molding machine autostop, diameter are 12.7mm, and wall thickness is that the whole extrusion process of the 316 stainless steel tube pipe ends of 1.24mm finishes.
Embodiment 2:
The extruding diameter is 33.4mm, and wall thickness is the carbon steel pipe of 4.55mm.Extract alignment pin (71), half-twist puts down; Operation rotating handle (72), the head of outwarding winding (7) is put into clamping mold (8), and extrusion die (9) is put into head (7), and screws clockwise; Clamping mold (8) after screwing (about 5 circles) clockwise puts down alignment pin (71) half-twist, when alignment pin (71) falls into pin-and-hole automatically, promptly stops the rotation; Press the A that compresses switch in advance, carry out precompressed, clamping mold is adjusted to the right place automatically, and nut is inserted in the steel pipe that needs processing; With the diameter of need extrusion modling is 33.4mm, wall thickness is that the carbon steel pipe steel pipe of 4.55mm is put into head (7), press extruding switch C, press extruding switch C, Programmable Logic Controller (PLC) (3) received signal, hydraulic mechanism oil pump (5) fuel feeding also passes through pressurizing cylinder (6), after increased pressure, send into the rear portion of combined type oil cylinder (1), driving extruding plunger (12) moves to the position for the treatment of work, the extrusion die (9) that promotion is connected extruding plunger front end moves to the position for the treatment of work, press pressure and position that Programmable Logic Controller (PLC) (3) is set, push the steel pipe that clamped mould (8) clamps, when squeeze pressure or position reach setting value, the oil return of Programmable Logic Controller (PLC) (3) control combined type oil cylinder (1), extruding plunger (12) and clamping plunger (14) return, the spring (86) of clamping mold (8) is replied, and pintongs clamping mold (8) unclamps, the automatic extrusion modling of pipe end; Steel pipe withdraws from automatically, and pipe end extrusion molding machine autostop, diameter are 12.7mm, and wall thickness is that the whole extrusion process of the 316 stainless steel tube pipe ends of 1.24mm finishes.
Embodiment 3:
Select the steel pipe of the extrusion modling of the foregoing description 1 and embodiment 2 for use, at the pipe port of extrusion modling, behind the placement special sealing ring, after the same size steel pipe two pipe ends involutory connection of pipe connecting piece with extrusion modling, through the test of oil pressure pressure-resistant method, this pipe fitting voltage withstand class is: more than the 40Mpa.
The factory of the pressure sensor that relates in the embodiment of the invention is: Switzerland show crust Huba, and model is 0511.943253542; The factory of displacement transducer is: Japanese Omron, model are E2E-X2-3DIS; Programmable Logic Controller (PLC) is the commercially available prod; Unaccounted content is a prior art among the embodiment, so, no longer give unnecessary details.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (10)
1. a pipe end extrusion molding machine is characterized in that, comprises frame (2), hydraulic mechanism, electric control mechanism, combined type oil cylinder (1), pressurizing cylinder (6), mould and head (7); This hydraulic mechanism, electric control mechanism and pressurizing cylinder (6) are arranged in the frame (2), and this combined type oil cylinder (1), mould and head (7) are arranged on the panel (27) of frame (2), and mould is positioned at head (7) and is connected with combined type oil cylinder (1); This electric control mechanism is connected with pressurizing cylinder (6) with hydraulic mechanism respectively; This hydraulic mechanism is connected with pressurizing cylinder (6) by hydraulic oil pipe, and is connected with combined type oil cylinder (1) by oil return pipe, and combined type oil cylinder (1) is connected by hydraulic oil pipe with pressurizing cylinder (6);
This mould comprises clamping mold (8) and extrusion die (9); This clamping mold (8) is the cone of hollow, and the tapering of this cone is identical with the conical tapering of head (7) cylinder inner hollow; This extrusion die (9) is connected with the extruding plunger (12) of combined type oil cylinder (1);
This combined type oil cylinder (1) comprises cylinder body and plunger body, and plunger body is positioned at cylinder body; The double plunger structure that this plunger body constitutes in the hollow plunger for the solid post plug sleeve is located at, wherein solid plunger is extruding plunger (12), this extruding plunger (12) is connected with extrusion die (9), hollow plunger is for clamping plunger (14), the high pressure hydraulic oil that this clamping plunger (14) provides by pressurizing cylinder (6) promotes to push plunger (12) action, supplies steel pipe in clamping mold (8) lining extrusion modling.
2. pipe end extrusion molding machine according to claim 1 is characterized in that, described frame (2) comprises framework (21), instrument mounting table (26), panel (27), wheel, the drawer (211) with shank of the key (212) and push handle (22); This instrument mounting table (26) and panel (27) are by being bolted to framework (21) top, this drawer (211) is fixed on framework (21) one sides by guide rail, this push handle (22) is by being bolted to the another side of framework (21), this wheel by bolting in framework (21) bottom; And this wheel is four, and wherein two are fixing wheel (23), and two is universal wheel (24); This panel (27) is provided with the holder (25) that is used for fixing combined type oil cylinder (1).
3. pipe end extrusion molding machine according to claim 1 is characterized in that, described hydraulic mechanism comprises motor (4), oil pump (5), fuel tank (51) and control valve piece; This motor (4) and oil pump (5) are fixed on fuel tank (51) top, and motor (4) is connected to a fixed by shaft joint and oil pump (5), and this shaft joint one end edge is enclosed within on motor (4) output shaft, and other end edge is enclosed within on oil pump (5) power transmission shaft; Valve piece (52) is fixed on fuel tank (51) sidepiece, and control valve (53) is located at valve piece (52) and goes up formation control valve piece, and control valve (53) is connected with electric control mechanism and controls oil pump (5) and move.
4. pipe end extrusion molding machine according to claim 1 is characterized in that, described combined type oil cylinder (1) comprises cylinder body and plunger body, and plunger body is positioned at cylinder body; This cylinder body is divided into front-bank rotor housing (111) and rear-bank rotor housing (112), and front-bank rotor housing (111) and rear-bank rotor housing (112) are screwed together;
The double plunger structure that plunger body constitutes in the hollow plunger for the solid post plug sleeve is located at, wherein solid plunger is extruding plunger (12), this extruding plunger (12) top is provided with screwed hole (121) for being spirally connected connector, be connected with the small diameter cylinders body screwed hole (93) of extrusion die (9) by this connector, hollow plunger is for clamping plunger (14), the high pressure hydraulic oil that this clamping plunger (14) provides by pressurizing cylinder (6) promotes to push plunger (12) action, supplies steel pipe in clamping mold (8) lining extrusion modling;
Front-bank rotor housing (111) front end interior sidewall surface is provided with the screw thread (113) that is screwed together with head (7), this screw thread (113) bottom is provided be screwed together first displacement transducer (15) of the degree of depth of control head (7) and front-bank rotor housing, and this first displacement transducer (15) is connected with electric control mechanism by magnetic valve; The front-bank rotor housing middle part is provided with second displacement transducer (16) of control precompressed position, and this second displacement transducer (16) is connected with electric control mechanism by magnetic valve; The front-bank rotor housing bottom is provided with and clamps plunger hydraulic fluid port (17), this clamps plunger hydraulic fluid port (17) and is connected by the oil-out of hydraulic oil pipe with pressurizing cylinder (6), and clamp plunger hydraulic fluid port (17) and locate to be provided with the triple motion sensor that control clamps the plunger shift position, this triple motion sensor is connected with electric control mechanism by magnetic valve; Rear-bank rotor housing (112) is provided with extruding plunger hydraulic fluid port (13), and extruding plunger hydraulic fluid port is connected by the oil-out of hydraulic oil pipe with pressurizing cylinder (6).
5. pipe end extrusion molding machine according to claim 1 is characterized in that, described pressurizing cylinder (6) comprises oil cylinder (66), valve piece (65), hydraulic oil pipe, magnetic valve (68); Be provided with the axial plunger of supercharging in this oil cylinder (66), oil cylinder (66) top is provided with magnetic valve (68), the magnetic valve (68) that valve piece (65) is provided with Pressure gauge (61), overflow valve (62), control valve (63) and is connected with pressure sensor, the import (67) of oil cylinder (66) is located to be provided with pressure sensor (69) and is connected with the oil pump (5) of hydraulic mechanism by hydraulic oil pipe, and the outlet (64) of oil cylinder (66) is located to be provided with pressure sensor (70) and is connected with the extruding plunger hydraulic fluid port (13) of combined type oil cylinder (1) by hydraulic oil pipe.
6. pipe end extrusion molding machine according to claim 1, it is characterized in that, described head (7) is the cylinder of hollow, the anterior overcoat of this cylinder works the square box of the effect of gaining in strength, this square box is provided with into 180 degree and arranges two rotating handles (72) that are provided with, the cylindrical rear portion outer surface is provided with the thread segment that is screwed together with combined type oil cylinder (1) front-bank rotor housing (111), this thread segment rear end is provided with the alignment pin (71) that prevents the thread segment slippage, and cylinder hollow wall face is provided with holddown groove (73) for fixing to clamp mould (8).
7. pipe end extrusion molding machine according to claim 6 is characterized in that, the thread segment that is screwed together with combined type oil cylinder (1) front-bank rotor housing (111) that described cylindrical rear portion is provided with is a T font thread segment, and cylinder inside is conical ducted body.
8. according to claim 1 or 7 described pipe end extrusion molding machines, it is characterized in that described mould comprises clamping mold (8) and extrusion die (9); This clamping mold (8) is the cone of hollow, and the tapering of this cone is identical with the conical tapering of head (7) cylinder inner hollow;
The cone of this hollow is divided into pintongs, connect adjacent divisional plane by alignment pin between every lobe and constitute one, and be provided with the more than one spring (86) that makes clamping mold (8) have the degree of tightness function between each divisional plane, the external side of hollow cone is provided with the cannelure (81) of one or more, the circle body that fixes to clamp mould (8) shape is set in the cannelure (81), hollow cone body interior sidewall surface is provided with forming tank (82) near larger diameter end, and the middle part is provided with anti-skidding screw thread (83);
Described extrusion die (9) is a cylinder, one section diameter of this cylinder is greater than another section diameter, small diameter cylinders body top is provided with screwed hole (93), this small diameter cylinders body screwed hole (93) is connected with extruding plunger (12) for connector (91) wears, and large diameter cylinder (92) is provided with large diameter cylinder circular hole (95) away from connector (91) one end tops.
9. pipe end extrusion molding machine according to claim 8 is characterized in that, described mould comprises clamping mold (8) and extrusion die (9); This clamping mold (8) is the cone of hollow, the tapering of the tapering of the cone of this hollow and head (7) hollow cone body is identical and be divided into pintongs, the divisional plane of every lobe cone is provided with dowel hole (84) and more than one spring eye (85), the dowel hole (84) that wears adjacent divisional plane by alignment pin respectively makes pintongs hollow cone body constitute one, this alignment pin is that an end is fixed in the dowel hole (84), the other end is movable to be located in the relative dowel hole, and spring (86) two ends that make clamping mold (8) have the degree of tightness function are separately positioned in the corresponding spring eye (85) that is provided with on the adjacent divisional plane, the external side of hollow cone is provided with the cannelure (81) of one or more, the circle body that fixes to clamp mould (8) shape is set in the cannelure (81), hollow cone body interior sidewall surface is provided with forming tank (82) near larger diameter end, and this forming tank (82) is corresponding with pipeline processing end moulding place shape;
Described extrusion die is a cylinder, one section diameter of this cylinder is greater than another section diameter, small diameter cylinders body (94) top is provided with small diameter cylinders body screwed hole (93), this small diameter cylinders body screwed hole (93) is connected with extruding plunger (12) for connector (91), large diameter cylinder (92) is provided with large diameter cylinder circular hole (95) away from connector (91) one end tops, this large diameter cylinder circular hole (95) internal diameter is identical with pipeline processing end external diameter, large diameter cylinder circular hole (95) degree of depth and workpiece end face are corresponding to the length at moulding position, and small diameter cylinders body inside center is provided with perforate, for the lock pin thimble that prevents pipeline crimp is installed.
10. according to claim 1,4 or 5 described pipe end extrusion molding machines, it is characterized in that, described electric control mechanism comprise two pressure sensors, three displacement transducers, first compress switch in advance (A) and second compress switch (B), push switch (C) and Programmable Logic Controller (PLC) (3) in advance; Two pressure sensors are separately positioned on the import (67) of pressurizing cylinder and export (64) to be located, and electrically connects by magnetic valve (68) and Programmable Logic Controller (PLC) (3); This first displacement transducer (15) is arranged on combined type oil cylinder (1) front-bank rotor housing (111) screw thread (113) bottom, and electrically connects by magnetic valve and Programmable Logic Controller (PLC) (3); Second displacement transducer (16) is arranged on the oil port at combined type oil cylinder (1) front-bank rotor housing (111) middle part, and electrically connects by magnetic valve and Programmable Logic Controller (PLC) (3); The triple motion sensor is arranged on the clamping plunger hydraulic fluid port (17) at combined type oil cylinder (1) front-bank rotor housing (111) middle part and locates, and electrically connects by magnetic valve and Programmable Logic Controller (PLC) (3); First compress switch in advance (A) and second compress switch in advance (B) be located on the panel of frame, electrically connect with the motor (4) of Programmable Logic Controller (PLC) (3) and hydraulic mechanism respectively; Extruding switch (C) is located on the panel of frame (2), also respectively with the electric connection of the motor (4) of Programmable Logic Controller (PLC) (3) and hydraulic mechanism.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008102398075A CN101745556B (en) | 2008-12-12 | 2008-12-12 | Pipe end extrusion molding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102398075A CN101745556B (en) | 2008-12-12 | 2008-12-12 | Pipe end extrusion molding machine |
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| CN101745556A CN101745556A (en) | 2010-06-23 |
| CN101745556B true CN101745556B (en) | 2011-12-14 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103433317A (en) * | 2013-08-19 | 2013-12-11 | 无锡源创机械科技有限公司 | Energy-saving servo control system for profile extruder |
| CN103515827A (en) * | 2013-10-15 | 2014-01-15 | 广西铁合金有限责任公司 | Water-cooled cable copper joint and copper stranded wire pressing forming mould and processing method |
| CN103658212B (en) * | 2013-11-19 | 2016-01-20 | 雷宇 | Squeeze pipe device and automatically squeeze tube apparatus |
| CN104653525A (en) * | 2015-02-16 | 2015-05-27 | 梁润明 | Closed oil supply system of sectional material extruding machine |
| CN104690102B (en) * | 2015-03-10 | 2018-04-10 | 梁润明 | A kind of modified is using enclosed pressurization fuel feeding Form-bar Press Machine |
| CN105903776A (en) * | 2016-06-06 | 2016-08-31 | 苏州巴茨流体动力技术有限公司 | Multifunctional steel pipe section extrusion-forming equipment |
| CN113020682B (en) * | 2021-03-02 | 2022-08-09 | 佛山市成昌晖五金制品有限公司 | Aluminum profile extrusion forming process |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3950979A (en) * | 1974-10-04 | 1976-04-20 | Western Electric Company, Inc. | Apparatus and method for tube extrusion |
| CN2263558Y (en) * | 1996-08-06 | 1997-10-01 | 赵崇沪 | Screw-thread steel sleeve cold extrusion press |
-
2008
- 2008-12-12 CN CN2008102398075A patent/CN101745556B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3950979A (en) * | 1974-10-04 | 1976-04-20 | Western Electric Company, Inc. | Apparatus and method for tube extrusion |
| CN2263558Y (en) * | 1996-08-06 | 1997-10-01 | 赵崇沪 | Screw-thread steel sleeve cold extrusion press |
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