CN2080005U - Swing mill - Google Patents

Abstract

The utility model relates to a swing mill, which drives the horizontal shaft mainly by an electric motor. The upper mould fixed on the pendulum plate is orderly driven to do swing milling movement through that the bevel wheel on the electric motor drives the main drive shaft, and the lower mould of the mechanical transmission system realizes rapid lifting, pressurization feeding, workpiece positioning, oil cylinder recoil, liftout, etc. through a corresponding hydraulic control system, and thus completing the tasks of swing milling and revolving continuous moiding to workpieces. The utility model has the advantages of simple structure and high production efficiency, the material utilization rate is raised by 20% to 40%, the cost is reduced by 20% to 25%, and the service life is extended by 40%. The utility model is a special equipment for pipe connection and flange molding.

Description

Swing Mill

The utility model relates to a kind of rotary forging machine, belongs to pressure processing and turns round continuously shaped machinery, is the special equipment that the pipeline adpting flange is shaped.Also can be used for close logical, blind hole of body or disk-shaped part processing.

China's flange production for a long time follows flat-die forging or die forging base all the time, traditional handicraft method through the machined moulding, the flange production efficiency made from this kind method is low, of poor quality and the material loss-rate big, the production cost height, the flourishing country of external in recent years for these reasons each industry rotary forging forming process that begins one's study, it is the continuous rotating forming process of a kind of local deformation, its device therefor complex structure, the cost height, and to the part that is processed with through hole must be earlier on blank perforate can process; Our country this class new technology that also begins one's study in succession at present successful is used for automobile axle shaft production, but above-mentioned rotary forging equipment, all can not process adpting flange, particularly through hole flange, and the demand of annual pipeline adpting flange is quite big, and its equipment needed thereby is anxious to be solved.

The purpose of this utility model be to provide a kind of simple in structure, production efficiency is high, significantly improve the load-bearing capacity and the presentation quality of product, its product realizes not having cutting or few cutting, reduces the rotary forging machine of material consumption greatly.

The purpose of this utility model realizes by the following technical solutions, formed by the hydraulic control system that machinery passes and a cover adapts with it, described machine driven system comprises that the belt pulley of motor shaft end links to each other with the belt pulley of horizontal axle head by belt, bevel gear on it is meshed with the large bevel gear of main transmission axle head, final drive shaft vertically is loaded on the top of entablature, be fixed with swash plate under it, with axis at an angle the little axle of γ be mounted in it, lower end and balance are solidly installed, patrix is contained in the center of balance, the outside is equipped with and is packed in one anti-dislocation gear ring with balance and is meshed with lower ring gear on being packed in column, the die cavity of column is a workplace, corresponding with the patrix counterdie that is equipped with, the both sides of workpiece are provided with positional cylinder between upper and lower mould, die holder is packed on the counterdie motion slide block, counterdie motion slide block links to each other with the piston rod of fast lifting oil cylinder by the gudgeon of both sides, the bottom links to each other with the liftout oil cylinder with the main piston of sending oil cylinder to respectively by connector, the main oil cylinder of sending to is contained in main sending in the oil cylinder and its concentric liftout oil cylinder that is provided with in the sill, the plug hoist cylinder is arranged below, entablature, column, corresponding seam location is arranged respectively between the sill, and fuse with four stretching screws; Its hydraulic control system of frame structure that forms sealing comprises mainly by the branch system of the positional cylinder of low-lift pump fuel feeding, fast lifting oil cylinder and the branch system of mainly sending oil cylinder, plug hoist cylinder and liftout oil cylinder to by the master of high pressure fuel supply pump and forming.High and low press pump in parallel in case of necessity is simultaneously to the hydraulic control system fuel feeding.

One end of described trunnion axis is equipped with accumulated energy flywheel.

Described little axle is certain angle with axis, and its γ value is 3 degree.

The utility model compared with prior art, owing to adopt the processing mode of rotary forging and hydraulic control event that the process advanced person is arranged, make the metal streamline of product more become reasonable, its presentation quality meets the respective standard requirement of outlet(discharge) flange, can realize not processing or few processing, the 4-10 that improves stock utilization 20-40%, production efficiency and be classical production process doubly, cost reduces 20-25%, service life and improve advantage and good effect more than 40%, implement simultaneously to be beneficial to and to apply easily.

Fig. 1 is a main sectional structure schematic diagram of the present utility model.

Fig. 2 is a hydraulic system principle figure.

Fig. 3 is the process principle figure of patrix rotary forging processing.

Fig. 4 is that the moment contact of patrix spreading workpiece deformation is fan-shaped situation schematic diagram.

Fig. 5 is the structural representation of the utility model control panel.

Embodiment of the present utility model is described in conjunction with the accompanying drawings, and entablature 14, column 8 and sill 1 are to cast through machine-shaping, and its binding site is provided with corresponding seam location, and fuses with four stretching screws 22, forms the frame structure of a sealing.Drive motor is loaded on a side of body, the belt pulley 5 of axle head links to each other with the belt pulley 15 of horizontal drive shaft end by belt 10, horizontal drive shaft is packed on the entablature 14 by bearing block 16, the other end is equipped with accumulated energy flywheel 21, bevel gear 17 on it is meshed with bevel gear 19 on being packed in final drive shaft 18, at corresponding site bearing 20 is housed, its final drive shaft is equipped with bearing 23 18 times in turn, swash plate 24, bearing 13, balance 12 and the anti-dislocation gear ring 11 that is meshed with fixed gear ring in being packed in column 8, the little axle 26 that is the γ angle with axis passes swash plate 24 lower ends and balance 12 is solidly installed, swash plate 24 is fixedlyed connected with final drive shaft 18, balance 12 is connected as a single entity with anti-dislocation gear ring, patrix 28 is packed on the balance 12, counterdie 30 has the die holder 31 of through hole by the center, be loaded on the counterdie motion slide block 29 of interior tool through hole, workpiece 27 is loaded between the two, both sides are provided with positional cylinder 9, counterdie motion slide block 29 links to each other with the piston rod of fast lifting oil cylinder 7 by the gudgeon of both sides, the bottom by connector respectively be arranged on it under master's piston outer wall of sending oil cylinder 3 to link to each other with liftout oil cylinder 26, being contained in main sending in the oil cylinder 3 and in liftout oil cylinder 6 concentric with it and the plug hoist cylinder 4 has plug 33 to load onto end cap 2, its hydraulic control system comprises mainly sends oil cylinder 3 with the branch system of fast lifting oil cylinder 7 with main master by high-pressure pump 37 fuel feeding by the positional cylinder 9 of low-lift pump 34 fuel feeding, the branch system of plug lifting oil 4 and liftout oil cylinder 6 is formed, in case of necessity by the height of parallel connection, low-lift pump is simultaneously to system's fuel feeding.The switching of its exercises is respectively by being arranged on the respective switch on the control panel, the ascending, descending of fast lifting; The forward and back of positional cylinder; The main forward and back of sending oil cylinder to; The lifting button of the ascending, descending of plug lift cylinders and liftout oil cylinder; By adjusting pressuring handle I, II, III control, Pressure gauge 35,36 is indicated oil pressure to overflow valve 39,40,41 respectively.

The utility model is to realize by following program when using, the motion feature of this machine work has been to adopt the building motion mode of " on accommodate into ", patrix 28 is after the equipment starting, begin unloaded rotation immediately, and the action by each oil cylinder makes counterdie 30 upwards feedings in the shaping process, and the swing of patrix 28 system is rotated by the motor drives horizontal drive shaft, driving final drive shaft 18 by the bevel gear on it 17 rotates, driving swash plate 24 in turn rotates, because its center line and axis are the γ angle, therefore coaxial with it little axle 26 is the vertex of a cone together with patrix 28 generations that are packed on the balance 12 with the mould top, γ is that the garden conical pendulm of semi-cone angle is moving, each bar bus on the work garden conical surface on the patrix 28 contacts with the end face of workpiece 27 successively does pendulum rolling motion, obtains rock deformation pressure to realize the rotary forging building motion from counterdie 30 by sending to of main feed cylinder 3 in addition.With solid flange is that example specifies its manufacture process, power switch is moved to " opening " position, motor starting, patrix 28 swings, low-lift pump 34, high-pressure pump 37 startings, after workpiece 27 after to be heated is put into counterdie 30, press the button of lifting " liter ", 3DT and Access Control oil circuit fast lifting oil cylinder 7 work respectively of position, 8DT energising (3-position 4-way type solenoid directional control valve) left side, overflow valve 40 off-loads, high-pressure pump 37 is not to system's fuel feeding, when workpiece 27 contact patrixes 28; Unclamp lifting " liter " button, 3DT, 8DT outage fast lifting oil cylinder 7 stops to rise; Press the location and " advance " button, oil circuit is connected in position, a 1DT energising valve left side, the overhanging workpiece location of carrying out of the piston rod of positional cylinder 9.Unclamp the location and " advance " button, the 1DT outage, valve recovers meta and inserts oil circuit, and float in two chambeies of positional cylinder 9.Press and send " advancing " button to, 6DT, 9DT energising, the former upper access oil circuit, high and low 37,34 whiles of press pump of this moment are to system's fuel feeding, and the 9DT energising forces overflow valve 40 to close the overfall off-load, and then 9DT is in 0.5-1 outage automatically in second, and this valve meta inserts oil circuit, valve 40 recovers the overflow valve effect, and the main piston of sending oil cylinder 3 to of two pumps this moment fuel feeding driving is simultaneously sent spreading workpiece 27 fast to and is shaped.After system pressure surpasses overflow valve 39 setting safe pressures, low-lift pump 34 oil extractions are returned fuel tank 38 by overflow valve 39 overflows, have only high-pressure pump 37 single pumps to send oil cylinder 3 fuel feeding to the master this moment, so rolling over the feed rate that is shaped, pendulum slows down, enter the smart shaping stage of rolling over of high pressure low speed, unclamp and send the cut off the power supply the next access oil circuit of this valve of " advancing " button 6DT to, the oil supply system of high-low pump is separated, overflow valve 40 overflows, the main oil cylinder 3 of sending to stops to rise, and workpiece 27 enters the finishing stage, and it is the highest to put spreading power this moment, distortion feed minimum is by Pressure gauge 35, the highest pendulum spreading power of 36 indications; Press and send " moving back " button to, 4DT, 5DT, 7DT energising, oil circuit is inserted in the right position of 4DT valve, fast lifting cylinder 7 is return, 5DT inserts oil circuit at the right position of this valve that switches on, open the hydraulic control one-way valve on the right, the master sends oil cylinder 3 quick oil extractions to and realizes returning, and the 7DT energising is opened the two-position four-way electro hydraulic valve oil drain out of this valve top and made main send to oil cylinder 3 and fuel tank 38 connections; Press the location and " move back " button, the 2DT energising is unclamped after positional cylinder 9 returns, this valve recovers meta and inserts oil circuit, presses bottom knockout " liter " button, the 12DT energising, the piston rod 32 jack-up workpiece 27 of liftout oil cylinder 6, press " falling " button after taking off, 12DT outage 13DT energising, liftout cylinder 6 returns, cut off the power supply by 13DT after driving " falling " button, finish a solid flange forming process,, need to change corresponding upper and lower mould and get final product if its working procedure of processing flange with holes is identical.

Claims (3)

1, a kind of rotary forging machine, form by the hydraulic control system that a machine driving and a cover adapt with it, described machine driven system comprises that the belt pulley 5 of motor shaft end links to each other with the big belt pulley 15 of horizontal axle head by V belt 10, bevel gear 17 on it is meshed with large bevel gear 19 on the final drive shaft 18, final drive shaft 18 vertically is loaded on the top of entablature 14, be fixed with swash plate 24 under it, with axis at an angle the little axle 26 of γ pack wherein that lower end and balance 12 are solidly installed into, patrix 28 is contained in the center of balance 12, the outside is equipped with and is packed in one anti-dislocation gear ring 11 with balance 12 and is meshed with lower ring gear on being packed in column 8, the die cavity of column 8 is workplaces, corresponding with patrix 28 counterdie 30 that is equipped with, last, the both sides of workpiece 27 are provided with positional cylinder 9 between the counterdie, die holder 31 is packed on the counterdie motion slide block 29, counterdie motion slide block 29 links to each other with the piston rod of fast lifting oil cylinder 7 by the gudgeon of both sides, the bottom links to each other with liftout oil cylinder 6 with the main piston of sending oil cylinder 3 to respectively by connector, the master sends oil cylinder 3 to and is contained in the sill 1, main sending in the oil cylinder 3 and its concentric liftout oil cylinder 6 that is provided with, it has plug hoist cylinder 4; Corresponding seam location is arranged respectively between entablature 14, column 8, the sill 1, and fuse, form the frame structure of sealing with four stretching screws 22; Its hydraulic control system comprise mainly by the branch system of the positional cylinder 9 of low-lift pump 34 fuel feeding, fast lifting oil cylinder 7 and mainly by the master of high-pressure pump 37 fuel feeding send oil cylinder 3 to, plug hoist cylinder 4 is formed with the branch system of liftout oil cylinder 6,37,34 whiles of high and low press pump in parallel in case of necessity are to system's fuel feeding.

2, rivet bucker according to claim 1 is characterized in that an end of described trunnion axis is provided with accumulated energy flywheel 21.

3, rivet bucker according to claim 1 is characterized in that it is 3 degree that described little axle 26 and axis are certain its value of angle γ.

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