CN207606137U - A kind of hydraulic system of four-roller ripple veneer reeling machine - Google Patents

A kind of hydraulic system of four-roller ripple veneer reeling machine Download PDF

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Publication number
CN207606137U
CN207606137U CN201721531137.5U CN201721531137U CN207606137U CN 207606137 U CN207606137 U CN 207606137U CN 201721531137 U CN201721531137 U CN 201721531137U CN 207606137 U CN207606137 U CN 207606137U
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China
Prior art keywords
way valve
roller
oil cylinder
valve
oil
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Withdrawn - After Issue
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CN201721531137.5U
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Chinese (zh)
Inventor
吴善普
吴善照
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ANHUI DEXI DHI TECHNOLOGY Co Ltd
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ANHUI DEXI DHI TECHNOLOGY Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/0413—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed in one direction only, with no control in the reverse direction, e.g. check valve in parallel with a throttle valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/20507—Type of prime mover
    • F15B2211/20515—Electric motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20538—Type of pump constant capacity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/20576—Systems with pumps with multiple pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F15B2211/3051—Cross-check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F15B2211/30515—Load holding valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40507—Flow control characterised by the type of flow control means or valve with constant throttles or orifices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40576—Assemblies of multiple valves
    • F15B2211/40584—Assemblies of multiple valves the flow control means arranged in parallel with a check valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40576—Assemblies of multiple valves
    • F15B2211/40592—Assemblies of multiple valves with multiple valves in parallel flow paths
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41527—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41563—Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and a return line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50545—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using braking valves to maintain a back pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
    • F15B2211/5153—Pressure control characterised by the connections of the pressure control means in the circuit being connected to an output member and a directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/635—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
    • F15B2211/6355—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements having valve means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/665—Methods of control using electronic components
    • F15B2211/6651—Control of the prime mover, e.g. control of the output torque or rotational speed

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Veneer Processing And Manufacture Of Plywood (AREA)

Abstract

The utility model discloses a kind of hydraulic systems of four-roller ripple veneer reeling machine, belong to veneer reeling machine technical field.It includes oil cylinder control section；The pressure oil of the P mouths connection oil-feeding control part of three-position four-way valve I in oil cylinder control section, the T mouth connected tanks of three-position four-way valve I, the import of the A mouths connection check valve II of three-position four-way valve I, the outlet of check valve II connects the cavity of resorption of lower roller oil cylinder or the cavity of resorption of side roller oil cylinder, the B mouths of three-position four-way valve I connect the outlet of sequence valve II, and the import of sequence valve II connects the epicoele of lower roller oil cylinder or the epicoele of side roller oil cylinder；The sequence valve I is connected in parallel on the both ends of check valve II；The P mouths of the two position two-way valve connect the outlet end of sequence valve II, and the A mouths of two position two-way valve connect the input end of sequence valve II.The utility model can realize veneer reeling machine lower roll and the control that side roller moves up and down, and ensure the synchronism of veneer reeling machine lower roll or two end motion of side roller, meet the requirement that different-thickness and radian plate roll.

Description

A kind of hydraulic system of four-roller ripple veneer reeling machine
Technical field
The utility model belongs to veneer reeling machine technical field, more specifically to a kind of hydraulic pressure of four-roller ripple veneer reeling machine System.
Background technology
Veneer reeling machine (being also furling plate round machine) is a kind of lathe for carrying out continuity point bending to metal blank, can by its structure It is divided into two roller rolling machines, three rolls plate bending machine and four-roll plate bending machine.The smaller flitch of two roller rolling machine multi-processing sizes, and three rollers and Four-roll plate bending machine is then commonly used in the large-scale flitch of processing, such as ship plate.
The operation principle of three rolls plate bending machine be by the smooth plastic metal plate of specification by three working rolls (two lower rolls, A piece upper roller) between, by the pushing of upper roller and the rotary motion of lower roll, metallic plate is made to pass through multi-pass continuous bend, generated Permanent plastic deformation rolls into required cylinder, cone cylinder or their part；But what three rolls plate bending machine was processed The volume arc radius of corrugated plating be substantially equal to or close to upper roller radius, the corrugated plating of processing curling different-diameter is not by Roll with diameter is completed, and when three rolls plate bending machine curling, and the both ends processing of corrugated plating is less than product has one again after processing The both ends of fixed rebound, obtained corrugated plating arc are linears, and resulting product is not the arc of standard, will also be through later Continuous processing, it is time-consuming and laborious.And four-roll plate bending machine then overcomes the disadvantages mentioned above of three rolls plate bending machine, it is upper using being mutually parallel Roller, lower roll, two side rollers positioned at lower roll both sides, lower roll and side roller are rotatably arranged in rack and can be driven by hydraulic cylinder It moves up and down, upper roller is then fixed on the rack, and upper roller and lower roll all have the driving mechanism for driving its rotation, pass through matching for four-roller Close work, the more flexible roll bending for completing various diameter plates；It has both ends can pre- bent plate end, to expect and roll compared with The workpiece of minor diameter and the relatively high feature of precision is rolled, in plate roll molding, application is more and more extensive.
Since the roller pressure of veneer reeling machine is very big, it is desirable that support the rack of each roller that there is very high intensity, therefore, existing four-roller Veneer reeling machine all uses the unit frame that plate is welded into, and is welded with many stiffener plates, to improve the intensity and branch of rack Stability is supportted, ensures the required precision of roll bending.No doubt intensity is higher for the rack construction of monoblock type, but the thing followed has not again Sharp place, i.e., each roller, the components such as hydraulic cylinder, and corresponding holder need in the mounting hole being installed in rack, this is resulted in These components cannot directly be directly placed into mounting hole above rack, need, from the side of rack, slowly to fill in machine from side Correspondence mounting hole on frame, and these components are often larger heavier, installed again after needing driving etc. to sling, the plug-type peace in side Dress mode is time-consuming and laborious, and easily generates collision and cause danger, and installation process is very careful with caution, and often three or four people are together Assembling, will also spend several days time, seriously reduce production efficiency.In addition, the rack of monoblock type, volume is relatively large, right Welding requirements is also very high, and dimensional accuracy is difficult to ensure.
The rack of current four-roll plate bending machine is all the monolithic construction used, for example, the China applied before applicant Number of patent application is：201210095383.6 publication date is：A kind of entitled corrugated plating veneer reeling machine on July 25th, 2012 Patent, the veneer reeling machine include hydraulic pressure stake, rack, roll and roll stand frame, and the roll includes topping roll and bottom roll, topping roll There are two, regular ripple is uniformly arranged on topping roll, the ripple of two topping rolls is identical；The bottom roll is also two It is a, ripple corresponding with topping roll external waviness is provided on the surface of bottom roll；Between two topping rolls away from From less than the distance between two bottom rolls；Before bottom roll drives roll with the dependence hydraulic pressure stake of the distance between corresponding topping roll Rear direction moves and the vertical up-or-down movement of topping roll is controlled and adjusted, and processes the roll bending work of the corrugated plating of different-diameter When, roll need not be replaced, is the arc of standard with institute's converted products, workpiece both ends do not have straightway, and control accuracy is high, saves The advantages that Shi Shengli, product design is beautiful.
For another example, Chinese Patent Application No. is：201520456363.6 publication date is：The patent text on December 23rd, 2015 It offers, discloses a kind of micro-control ripple four-roll plate bending machine, including fuselage, upper roller, lower roll and pedestal, the both sides of the lower roll are respectively provided with The lower section of one side roller, the side roller and lower roll is equipped with fluid pressure drive device, and the upper roller and lower roll are all connected with rotation driving dress It sets, several groups corrugating mold is added in the upper roller, several groups and the compacting wave in upper roller are added on the lower roll The matched corrugating mold of line mold, the corrugating mold are composed of upper and lower two panels mold, described upper and lower The interface of sheet mold is equipped with threaded hole, and the corrugating mold is bolted to connection the cylinder in upper roller, lower roll On face.The mold easy disassembly of the equipment；Each group mold can be freely combined, and adapt to the bellows compacting of different length；Upper roller Inside and outside bellows can be suppressed with the corrugating mold on lower roll with reversing of position；Equipped with stop gauge, anti-workpiece is run Partially.
Above two scheme is improved from the performance of roll bending, and there is no asked in view of equipment assembly is existing Topic, or may consider, but there is no methods well to facilitate equipment to assemble under the premise of ensureing frame strength, because This, it is entirely to use monolithic construction to support the rack of each roller.Equally, other four-roll plate bending machines of the prior art are also the same The problems such as such mode used, equipment assembling process difficulty is high, efficiency is low and welding machine frame precision is difficult to ensure, is so far not Obtain effective solution.
Utility model content
1, it to solve the problems, such as
The utility model provides a kind of hydraulic system of four-roller ripple veneer reeling machine, and its object is to solve
A kind of split type four-roller ripple veneer reeling machine, it is therefore intended that solve that existing four-roll plate bending machine assembly difficulty is high, efficiency is low, And the problem of supporting the welding machine frame precision of each roller to be difficult to ensure.The veneer reeling machine will support the rack of each roller to use split type knot Structure designs, and by the detachable fastening of retaining mechanism, greatly facilitates the assembly of veneer reeling machine, improves efficiency of assembling, compares Existing monolithic construction assembling speed improves 3~4 times, while also can effectively reduce the probability to collide in assembling process.
The veneer reeling machine of the utility model also adds material-supporting device on the basis of existing structure, can effectively solve existing roll bending Machine is after roll bending, the problem of arc panel is difficult to remove.
The utility model additionally provides a kind of hydraulic system of four-roller ripple veneer reeling machine, to the veneer reeling machine of the utility model into Row control, realizes the synchronism of two end motion such as veneer reeling machine lower roll or side roller, ensures the stability of each roller work.
2, technical solution
To solve the above problems, the utility model adopts the following technical scheme.
A kind of split type four-roller ripple veneer reeling machine, including a pair of frame, upper roller, upper frame and the fastener that are set on the base Structure；One end of the upper roller is by overturning in a holder rack installed therein；The other end of the upper roller is pacified by upper frame In another rack, the both ends of upper frame are detachably connected by a tensioning mechanism with rack respectively.
As a further improvement, the tensioning mechanism includes tension linkage, swing connecting bar and locking swivel nut；The tension connects One end of bar connects the upper frame by upper frame axis pin, and the other end passes through rack described in eccentric locking pin axis connection；Upper frame axis pin One end of screw rod in connection；One end of the swing connecting bar and eccentric locking pin axis connection, one end of the lower screw rod of other end connection； The both ends of the locking swivel nut have positive and reverse return screw hole, connect respectively with the other end screw thread of the other end of upper screw rod and lower screw rod It connects.
As a further improvement, the Camlock axis pin passes through including polygon end head, axle journal, bias There is the hole coordinated with polygon end head, the axis of eccentric segment and the axis of axle journal to have eccentricity for section and axle journal, swing connecting bar.
As a further improvement, the lower roll both ends of veneer reeling machine pass through lower roller oil cylinder connection frame, the cylinder of lower roller oil cylinder respectively Body connects lower roll, the piston rod connection frame of lower roller oil cylinder.
As a further improvement, the side roller of veneer reeling machine is mounted on side roller holder, the both ends of side roller holder pass through side respectively Roller oil cylinder connection frame, the cylinder body connecting side roller support of side roller oil cylinder, the piston rod connection frame of side roller oil cylinder.
As a further improvement, the rack is equipped with lower roll slot and side roller slot；The lower roller oil cylinder is located at lower roll In slot, the two side of the cylinder body and lower roll slot of lower roller oil cylinder is slidably matched；The side roller oil cylinder is located in side roller slot, side The cylinder body of roller oil cylinder and the two side of side roller slot are slidably matched.
As a further improvement, lower roller support, lower roller support and/or side roller holder are arranged between described two lower roller oil cylinders Upper installation Support roller assembly, for being supported to lower roll or side roller.
It is put down as a further improvement, the Support roller assembly includes the support being arranged in lower roller support or side roller holder Platform, wheel seat and adjusting screw rod；A pair of of support wheel is installed on the wheel seat, is supported from the both sides below lower roll or side roller； A pair of of voussoir is set between the wheel seat and support platform, and voussoir coordinates with wheel seat inclined-plane；Distinguish at the both ends of the adjusting screw rod It is connect in wedge two adjusting nuts in the block with being arranged.
As a further improvement, the end of the lower roller support and side roller holder is equipped with lateral keyway, above and below lateral keyway Both sides are equipped with longitudinal keyway, and the cylinder body of lower roller oil cylinder and side roller oil cylinder is equipped with matched lateral keyway and longitudinal keyway, leads to Cross be packed into lateral keyway and lateral keyway key make lower roller support and lower roller oil cylinder cylinder body location fit and side roller holder and The cylinder body location fit of side roller oil cylinder.
As a further improvement, the exit side of veneer reeling machine is equipped with material carrying mechanism；The material carrying mechanism includes to be connected One material supporting rack and the second material supporting rack, the first material supporting rack by the first retainer hydraulic oil cylinder driving, the first material supporting rack and the second material supporting rack it Between be provided with the second retainer oil cylinder；First material supporting rack is equipped with a pair of of supporting material roller, and a support also is provided on the second material supporting rack Expect roller.
A kind of hydraulic system of four-roller ripple veneer reeling machine, including oil-feeding control part and oil cylinder control section, the fuel feeding Control section is used to provide hydraulic oil for oil cylinder control section, and the oil cylinder control section is for controlling lower roller oil cylinder or side roller oil The action of cylinder；The oil cylinder control section includes three-position four-way valve I, check valve II, sequence valve I, sequence valve II and bi-bit bi-pass Valve, the pressure oil of the P mouths connection oil-feeding control part of three-position four-way valve I, the T mouth connected tanks of three-position four-way valve I, three-position four-way valve The import of I A mouths connection check valve II, the outlet of check valve II connect the cavity of resorption of lower roller oil cylinder or the cavity of resorption of side roller oil cylinder, three The B mouths of four-way valve I connect the outlet of sequence valve II, and the import of sequence valve II connects the epicoele of lower roller oil cylinder or the epicoele of side roller oil cylinder； The sequence valve I is connected in parallel on the both ends of check valve II；The P mouths of the two position two-way valve connect the outlet end of sequence valve II, two two The A mouths of port valve connect the input end of sequence valve II.
As a further improvement, the oil cylinder control section further includes hydraulic control one-way valve I, hydraulic control one-way valve II and two four Port valve III, hydraulic control one-way valve I are set between the epicoele of sequence valve II and lower roller oil cylinder or the epicoele of side roller oil cylinder, fluid-control one-way Valve II is set between the cavity of resorption of check valve II and lower roller oil cylinder or the cavity of resorption of side roller oil cylinder, hydraulic control one-way valve I and fluid-control one-way The control port of valve II connects the B mouths of two-position four-way valve III, and the P mouths of two-position four-way valve III connect the pressure oil of oil-feeding control part, The T mouth connected tanks of two-position four-way valve III, the A mouths cut-off of two-position four-way valve III.
As a further improvement, the outlet of the hydraulic control one-way valve I is connected to fuel tank by overflow valve II.
As a further improvement, the oil-feeding control part includes oil pump and overflow valve I, and the import connected tank of oil pump, oil The outlet of pump connects the P mouths of three-position four-way valve I, and overflow valve I is connected between the outlet of oil pump and fuel tank.
As a further improvement, the oil-feeding control part further includes two-position four-way valve I, two-position four-way valve I is connected in parallel on excessive Flow the both ends of valve I.
As a further improvement, the oil-feeding control part further includes two-position four-way valve II and speed governing valve, two-position four-way valve II P mouths connect the outlet of oil pump, the T mouth connected tanks of two-position four-way valve II, the A mouths cut-off of two-position four-way valve II, two-position four-way valve II B mouths are connected to fuel tank by speed governing valve.
As a further improvement, being provided with filtering on pipeline between the outlet of the oil pump and the P mouths of three-position four-way valve I Device and check valve I.
As a further improvement, there are two oil pumps for tool in the oil-feeding control part, three pairs of oil cylinder control sections are corresponding with, A pair of lower roller oil cylinder of control and two offside roller oil cylinders respectively, control three oil cylinders of roller oil cylinder and side roller oil cylinder under the same side and control Part is by the same oil pump feed.
As a further improvement, further including discharging control section；The discharging control section includes II He of three-position four-way valve Dual hydraulic control one-way valve, the P mouths of three-position four-way valve II connect the pressure oil of oil-feeding control part, the T mouth connected tanks of three-position four-way valve II, The A mouths of three-position four-way valve II and the B mouthfuls of epicoeles and cavity of resorption for connecing overturning oil cylinder respectively by dual hydraulic control one-way valve.
As a further improvement, the discharging control section further includes sequence valve III and check valve III, sequence valve III and list It is arranged in parallel in dual hydraulic control one-way valve and overturns to valve III between the cavity of resorption of oil cylinder.
3, advantageous effect
Compared with the prior art, the beneficial effects of the utility model are：
(1) the split type four-roller ripple veneer reeling machine of the utility model is broken each roller of tradition and is each attached in the rack of monoblock type Structure, use split structure form, one end of upper roller be mounted on independent upper frame, and upper frame passes through tensioning mechanism It is detachably mounted in rack, greatly facilitates the assembly of veneer reeling machine, improve efficiency of assembling, compare the dress of existing veneer reeling machine 3~4 times are improved with speed, while also can effectively reduce the probability to collide in assembling process.
(2) the split type four-roller ripple veneer reeling machine of the utility model, tensioning mechanism are by turning locking to the locking of upper frame Swivel nut pulls upper screw rod and lower screw rod, lower screw rod to drive swing connecting bar rotation, in turn by the positive and negative screw hole at locking swivel nut both ends It drives eccentric locking pin shaft rotation dynamic, upper frame axis pin is tensed by tension linkage, to make upper frame be pressed on the top of rack；It is such Structure design is simply ingenious, both can guarantee that upper frame can be reliably fixed in rack, under high pressure and high vibration environment, can grow Fastening does not loosen long, and easy to disassemble so that the assembly of veneer reeling machine is easier, can also reduce the welding difficulty of rack.
(3) the split type four-roller ripple veneer reeling machine of the utility model drives each roller to transport up and down compared to traditional hydraulic oil cylinder driving sliding block Dynamic mode, cylinder body of oil cylinder itself connect each roller as sliding block, on the one hand eliminate sliding block, structure is compacter, roll bending Machine whole height obtains larger reduction, and main screw lift also mitigates；On the other hand, support contact surface is longer, to lower roll and side roller Stability of strutting system is improved, and is ensured that lower roll and side roller oscilaltion operate steadily, is improved the required precision for rolling workpiece.
(4) the split type four-roller ripple veneer reeling machine of the utility model, increases Support roller assembly, props up lower roll and side roller Support, the stress in equilibrium length direction, it drives two voussoir counter motions simultaneously by an adjusting screw rod, and inclined-plane sliding is turned It is melted into the vertical shift of wheel seat, to adjust the height of support wheel, to adapt to the requirement rolled without thickness plank；The support roller Modular construction is ingenious in design rationally, can avoid rolling occur among lower roll and side roller compression force effect in workpiece fabrication it is small curved Song, and the problem of cause the radius of the pipe rolled or arc plate to be gradually reduced from the middle to both ends, it is ensured that roll piece is entirely being grown Radius on degree is identical, improves machining accuracy.
(5) the split type four-roller ripple veneer reeling machine of the utility model is packed into lower roller support and side roller bracket end face using key, with And the design of the bidirectional locating structure of the lateral keyway of corresponding lower roller oil cylinder and side roller oil cylinder and longitudinal keyway, both ease of assembly, It also ensures that the accuracy of positioning, ensures that lower roll and side roller installation site are accurate, each axis is parallel, improves manufacturing quality.
(6) the split type four-roller ripple veneer reeling machine of the utility model increases retainer structure in exit side, holds after rolling Workpiece prevents finished work-piece to be difficult to remove or fall, which can pass through the first retainer oil cylinder and the second retainer oil cylinder tune The angle of whole first material supporting rack and the second material supporting rack is greatly facilitated thereby using the retainer requirement of different radii roll piece Roll piece is removed from veneer reeling machine, raising rolls processing safety.
(7) hydraulic system of the utility model four-roller ripple veneer reeling machine is, it can be achieved that veneer reeling machine lower roll and side roller move up and down Control, meet the requirement that different-thickness and radian plate roll, the system can ensure veneer reeling machine lower roll or side roller both ends fortune Dynamic synchronism, synchronous control accuracy is up to 0.3mm, and the positioning performance of two pairs of rollers is good, under high roller pressure and high shock conditions, It is not susceptible to mobile or shakes, so that it is guaranteed that rolling the stabilization of work.
(8) hydraulic system of the utility model four-roller ripple veneer reeling machine, discharging control section can smoothly put down overturning Holder, the pipe convenient for rolling take out, and can ensure that overturning holder carries out upper roller to stablize support, ensures the steady of upper roller operation It is qualitative.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model veneer reeling machine；
Fig. 2 is the main structure diagram of the utility model veneer reeling machine；
Fig. 3 is that the right side of the utility model veneer reeling machine regards broken section structural schematic diagram；
Fig. 4 is the revolved sectional view of A-A in Fig. 3；
Fig. 5 be the utility model tensioning mechanism in Camlock axis pin dimensional structure diagram；
Fig. 6 is the dimensional structure diagram that side roller is installed in the utility model；
Fig. 7 is the dimensional structure diagram of side roller holder in the utility model；
Fig. 8 is the main structure diagram of Support roller assembly in the utility model；
Fig. 9 is the left view structural representation of Support roller assembly in the utility model；
Figure 10 is the sectional view of B-B in Fig. 9；
Figure 11 is the structural schematic diagram of material carrying mechanism in the utility model；
Figure 12 is the hydraulic system principle figure of the utility model veneer reeling machine；
Figure 13 is the enlarged drawing of 1. part in Figure 12；
Figure 14 is the enlarged drawing of 2. part in Figure 12；
Figure 15 is the enlarged drawing of 3. part in Figure 12.
Label in attached drawing is expressed as：
1, fuel tank；2, oil pump；3, filter；4, check valve I；5, overflow valve I；6, two-position four-way valve I；7, two-position four-way valve Ⅱ；8, speed governing valve；9, three-position four-way valve I；10, check valve II；11, sequence valve I；12, sequence valve II；13, two position two-way valve； 14, hydraulic control one-way valve I；15, hydraulic control one-way valve II；16, two-position four-way valve III；17, three-position four-way valve II；18, double hydraulic control is unidirectional Valve；19, sequence valve III；20, check valve III；21, overflow valve II；
100, pedestal；200, rack；210, lower roll slot；220 side roller slots；300, upper roller；400, lower roll；410, lower roll Oil cylinder；
500, side roller；510, side roller holder；511, lateral keyway；512, longitudinal keyway；520, side roller oil cylinder；530, side roller Bearing block；540, Support roller assembly；541, support platform；542, wheel seat；543, support wheel；544, voussoir；545, adjusting screw rod； 546, adjusting nut；
600, upper frame；
700, tensioning mechanism；710, tension linkage；720, upper frame axis pin；730, Camlock axis pin；731, polygon end Head；732, axle journal；733, eccentric segment；740, swing connecting bar；750, lower screw rod；760, upper screw rod；770, locking swivel nut；
800, holder is overturned；810, oil cylinder is overturned；
900, material carrying mechanism；910, the first material supporting rack；920, the second material supporting rack；930, the first retainer oil cylinder；940, second Retainer oil cylinder；950, supporting material roller.
Specific implementation mode
The utility model is further described below with reference to specific embodiments and the drawings.
Embodiment 1
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of split type four-roller ripple veneer reeling machine of the present embodiment, it includes mainly pedestal 100, a pair of frame 200, upper roller 300, lower roll 400, a pair of of side roller 500, upper frame 600 and tensioning mechanism 700.Wherein, Yi Duiji The opposite sides on pedestal 100 is arranged in frame 200, and pedestal 100 and rack 200 are welded by plank, internal tool There are multiple stiffener plates, to enhance their intensity, rack 200 is bolted on pedestal 100, the both ends of lower roll 400 It is arranged in rack 200 by a support of lower roller oil cylinder 410 respectively, two side rollers 500 are located at the both sides of lower roll 400, The both ends of lower roll 400 are also supported by a side roller oil cylinder 520 respectively to be arranged in rack 200.
Traditional veneer reeling machine, upper roller 300 is also to be directly installed in rack, because working roll of veneer reeling machine pressure is very big, to rack The support strength of 200 pairs of each rollers requires height, and therefore, the rack of existing veneer reeling machine is all to use monolithic construction, is reserved on it Corresponding hole is packed into support so as to the end of each roller.It is following although no doubt intensity is higher for the rack construction of monoblock type Have a disadvantage again, i.e., each roller, the components such as hydraulic cylinder, and corresponding holder need in the mounting hole being installed in rack, This results in these components slowly to be filled in corresponding mounting hole from the side of rack, and these components are often larger heavier, needs It drives a vehicle etc. and to be installed again after slinging, the plug-type mounting means in side is time-consuming and laborious, and easily generates collision and cause danger, and installs Process is very careful with caution, and often three or four people assemble together, also to spend several days time, seriously reduces production effect Rate.Moreover, when rolling full circle pipe, in order to remove pipe, 300 one end of upper roller is supported using fixed, and other end use can be turned over The movable supporting turned；Therefore, traditional two side stands are not symmetrical, but low while height, and welding difficulty is higher, installation site Precision is not easy to control.
Based on the above issues, upper roller 300 is not directly mounted in rack 200 in the present embodiment, but the one of upper roller 300 By overturning in 800 installed therein racks 200 of holder, the other end upper frame 600 of upper roller 300 is mounted on another machine at end On frame 200.There is bearing hole, the end of upper roller 300 can be mounted in the bearing hole by bearing for the upper end for overturning holder 800, Overturn holder 800 lower end be hinged in rack 200 by axis pin, and overturn holder 800 by overturn oil cylinder 810 driving can on Lower overturning, that is, the lower end for overturning oil cylinder 810 are hinged on pedestal 100, and upper end is articulated and connected with holder 800 is overturned, to overturn Oil cylinder 810, which can drive, to be overturned holder 800 and spins upside down, and so that overturning holder 800 is supported upper roller 300, or decontrol, with can The pipe after rolling is taken out from this end.The other end of upper roller 300 is mounted on also by bearing in upper frame 600, and upper frame 600 supports In the top of rack 200, both ends are detachably connected by a tensioning mechanism 700 with rack 200 respectively.It can be seen that top The design of frame 600 so that upper roller 300 breaks traditional inherent structure form, at this point, two not on being directly installed on rack 200 A pair of frame 200 of side can be identical with mechanism part, reduces weldment quantity, and convenient for unified welding and unified processing, hold Easily ensure welding and processing quality and precision；Importantly, when complete machine assembles, the components such as each roller, oil cylinder all can be from top Directly lifting installation greatly facilitates assembly, improves efficiency of assembling, carried than existing assembling speed without being laterally inserted into It is 3~4 times high, it only needs an assembler that the assembling of complete machine mechanical part can be completed, saves labour, while also can effectively reduce dress With the probability to collide in the process.
The design of upper frame 600 no doubt brings above-mentioned advantage, but premise needs the connection for ensureing upper frame 600 and rack 200 can By property.Usually, it will be most readily appreciated that be exactly that will be fixed between upper frame 600 and rack 200 using bolt, not only facilitate but also Fast；But be but difficult to be applicable in here, the roller pressure and vibrations mainly due to veneer reeling machine are larger, use for a long time, bolt holds Easy loosening or even bolt lengthening are broken, and bolt installation herein is also inconvenient.
Thus, the present embodiment specially devises tensioning mechanism 700, to meet such special connection request, in conjunction with Fig. 3 and figure Shown in 4, tensioning mechanism 700 includes tension linkage 710, swing connecting bar 740 and locking swivel nut 770；Wherein, tension linkage 710 One end upper frame 600 is connected by upper frame axis pin 720, the other end passes through 730 connection frame 200 of Camlock axis pin；Upper frame pin One end of screw rod 760 in the articulated connection of axis 720；One end of swing connecting bar 740 is connect with Camlock axis pin 730, other end hinge One end of lower screw rod 750 is connect in succession；The both ends of locking swivel nut 770 have positive and reverse return screw hole, respectively with the other end of upper screw rod 760 It is threadedly coupled with the other end of lower screw rod 750, there is the plane of spanner clamping among the outer surface of locking swivel nut 770, facilitate it Rotation.As shown in figure 5, Camlock axis pin 730 passes through including polygon end head 731, positioning shaft shoulder, axle journal 732, eccentric segment 733 and axle journal 732；Wherein, swing connecting bar 740 has the hole coordinated with polygon end head 731, to the company of swing Bar 740 can drive Camlock axis pin 730 to rotate together, and the present embodiment polygon end head 731 is regular hexagon；Two axle journals 732 are supported in rack 200, and the axis of eccentric segment 733 and the axis of axle journal 732 are misaligned, have eccentricity, to eccentric The locking rotation of axis pin 730 can pull downward on tension linkage 710.
Tensioning mechanism 700 is to the tightening step of upper frame 600：Rotation lock swivel nut 770, the positive and negative screw hole at both ends with it is upper Screw rod 760 and lower 750 screw-driven of screw rod, upper screw rod 760 and lower screw rod 750 screw in locking swivel nut 770, lower 750 band of screw rod Dynamic swing connecting bar 740 rotates, and then Camlock axis pin 730 is driven to rotate, and upper frame axis pin is tensed by tension linkage 710 720, to make upper frame 600 be pressed on the top of rack 200.In coiling process, the effect of roller pressure and vibration force is to pass through 710 radial effect of tension linkage can't generate Camlock axis pin 730 driving torque, locking in Camlock axis pin 730 Swivel nut 770 can't reversely rotate, and upper frame 600 would not also loosen.It can be seen that such structure design is simply ingenious, it can Ensure that upper frame 600 can be reliably fixed in rack 200, under high pressure and high vibration environment, can fasten and not loosen for a long time, again It is easy to disassemble so that the assembly of veneer reeling machine is easier, can also reduce the welding difficulty of rack 200.
Embodiment 2
A kind of split type four-roller ripple veneer reeling machine of the present embodiment, to the installation form of each roller on the basis of embodiment 1 It optimizes.In traditional veneer reeling machine, each roller is mounted on sliding block by hydraulic oil cylinder driving, i.e. oil cylinder connection sliding block, the both ends of roller On, and in order to ensure that the stability of each roller up and down motion, the supporting surface of sliding block have certain length requirement, this results in rack Height it is higher, main screw lift is also relatively heavy, and manufacturing cost is also high.
To solve the problems, such as this, as shown in figure 3, under a lower roll slot 210 is opened up in the present embodiment in rack 200 and is located at The side roller slot 220 of 210 both sides of roller slot, lower roller oil cylinder 410 and side roller oil cylinder 520 are separately positioned on lower roll slot 210 and side In roller slot 220, the piston rod of lower roller oil cylinder 410 and the piston rod of side roller oil cylinder 520 are hingedly connected by axis pin and rack 200 Connect, and the cylinder body of the cylinder body of lower roller oil cylinder 410 and side roller oil cylinder 520 respectively with the two sides of lower roll slot 210 and side roller slot 220 two sides are slidably matched, and mating surface uses wear-resisting copper coin, to reduce sliding friction and to improve wearability.Such structure Form drives the mode that each roller moves up and down, cylinder body of oil cylinder itself each as sliding block connection compared to traditional hydraulic oil cylinder driving sliding block On the one hand roller eliminates sliding block, structure is compacter, and veneer reeling machine whole height obtains larger reduction, and main screw lift also mitigates；Separately On the one hand, support contact surface is longer, is improved to the stability of strutting system of lower roll 400 and side roller 500, ensures lower roll 400 and side 500 oscilaltion of roller operates steadily, and improves the required precision for rolling workpiece.
It is long and heavy since lower roller support and side roller holder 510 are also weldment, it is difficult to ensure that its both ends when actual installation With the accuracy of oil cylinder link position.Therefore, as shown in fig. 7, the present embodiment is set in the end of lower roller support and side roller holder 510 There is a lateral keyway 511, about 511 both sides of lateral keyway are equipped with longitudinal keyway 512, lower roller oil cylinder 410 and side roller oil cylinder 520 Cylinder body is equipped with matched lateral keyway 511 and longitudinal keyway 512, by the key for being packed into lateral keyway 511 and lateral keyway 511 Make cylinder body location fit and the positioning of the cylinder body of side roller holder 510 and side roller oil cylinder 520 of lower roller support and lower roller oil cylinder 410 Cooperation.Such bidirectional locating structure design, both ease of assembly, also ensured that the accuracy of positioning, ensured lower roll 400 and side roller 500 Installation site is accurate, and each axis is parallel, improves manufacturing quality.
Lower roll 400 and side roller 500 are supported at both ends, and it is weaker to inevitably result in in-between support force, what is rolled Under roll-in force effect, especially roll thickness thicker plate material, lower roll 400 and side roller 500 it is intermediate it is inevitable occur downwards it is small Bending, causes the radius of the pipe rolled or arc plate to be gradually reduced from the middle to both ends, seriously affects and roll product quality, The service life of two pairs of rollers adversely affects.For this purpose, the present embodiment increases Support roller assembly 540 from the lower section of lower roll 400 and side roller 500 It is supported, in conjunction with shown in Fig. 2, Fig. 6 and Fig. 7, the both ends of side roller 500 are separately mounted to by bearing in side roller bearing block 530, Side roller bearing block 530 is fixed on side roller holder 510, and the both ends of side roller holder 510 are connect with the cylinder body of side roller oil cylinder 520；Together Lower roller support is arranged between two lower roller oil cylinders 410 for sample, and the both ends of lower roller support are connect with the cylinder body of lower roller oil cylinder 410, and by Power drive is needed in lower roll 400, so lower roll 400 is not mounted in lower roller support, but on the cylinder body of lower roller oil cylinder 410 With bearing hole, the both ends of lower roll 400 are mounted on by bearing in the bearing hole on the cylinder body of lower roller oil cylinder 410, lower roll 400 Under one end is stretched out decelerating motor is connected behind the outside of roller oil cylinder 410；Support roller assembly 540 is mounted on lower roller support and side roller holder Have there are two Support roller assembly 540 on 510, and each on lower roller support and side roller holder 510, it is symmetrical from the intermediate both sides in roller lower section Position is supported, and two pairs of rollers have upward support force, prevents from being bent downwardly Light deformation among roller.
The compression direction of roller is consistent with the direction of motion of each oil cylinder, that is, the bending direction of roller and cylinder movement direction phase Together, this requires the support force of Support roller assembly 540 needs identical as cylinder movement direction, otherwise cannot effectively be prevented Deformation.As shown in Fig. 8, Fig. 9 and Figure 10, Support roller assembly 540 includes the support being arranged in lower roller support or side roller holder 510 Platform 541, wheel seat 542 and adjusting screw rod 545；Wherein, a pair of of support wheel 543, support wheel are equipped with by axis on wheel seat 542 543 contact with lower roll 400 or side roller 500, are supported from the both sides of 500 lower section of lower roll 400 or side roller, the bottom of wheel seat 542 With the symmetrical inclined-plane in both sides；A pair of of voussoir 544, the upper surface of voussoir 544 are set between wheel seat 542 and support platform 541 Inclined-plane for inclined-plane, two voussoirs 544 is matched with two inclined-planes of 542 bottom of wheel seat respectively；The both ends of adjusting screw rod 545 It is connect respectively with two adjusting nuts 546 being arranged in voussoir 544, to rotate adjusting screw rod 545, two voussoirs can be driven 544 opposite or counter motions simultaneously, adjust the height of support wheel 543.
It is fixed to ensure that adjusting screw rod 545 adjusts 542 position of rear wheel seat, needs wheel seat 542 fixing support platform 541 On, so T-slot is arranged in support platform 541, there is bolt hole on wheel seat 542, open up waist-shaped hole on corresponding voussoir 544, lead to Screw bolt passes bolt hole and waist-shaped hole are crossed, is fastened by nut after being inserted into T-slot.The waist-shaped hole of voussoir 544 designs, to adapt to The mobile demand of voussoir 544.When specific adjusting, rotation adjusting screw rod 545 drives two voussoirs 544 opposite simultaneously or reversely transports Dynamic, driving support wheel 543 squeezes or unclamps lower roll 400 or side roller 500.540 smart structural design of Support roller assembly is reasonable, can It avoids rolling in workpiece fabrication and small bending occurs among 500 compression force effect of lower roll 400 and side roller, and lead to the pipe rolled Or the radius of arc plate the problem of being gradually reduced from the middle to both ends, it is ensured that the radius of roll piece over the entire length is identical, carries High manufacturing accuracy.
Embodiment 3
A kind of split type four-roller ripple veneer reeling machine of the present embodiment, is further changed on the basis of embodiment 1 or 2 Into to facilitate removing for roll piece.
It is to overturn the overturning downwards of holder 800 by overturning the driving of oil cylinder 810, so that upper roller 300 when rolling full circle pipe fitting One end open, so as to which workpiece is removed；And when rolling arc panel, all it is straight from exit side generally in order to convenient and efficient Pick up lower workpiece；But since arc panel is without reliable impetus, and it is easy sliding, after the completion of rolling, if lower roll Oil cylinder 410 and side roller oil cylinder 520 directly drive lower roll 400 and 500 downlink of side roller decontrols workpiece, then workpiece can directly slide into upper roller Between 300 and lower roll 400, it is difficult to take out or roller continues to roll, workpiece directly falls ground；If not unclamping workpiece end, Workpiece is clamped between upper roller 300 and lower roll 400, or is difficult away.
To solve the above-mentioned problems, the present embodiment increases material carrying mechanism 900 in the exit side of veneer reeling machine, to facilitate blanking. In conjunction with shown in Fig. 1, Fig. 3 and Figure 11, material carrying mechanism 900 includes the first material supporting rack 910, the second material supporting rack 920, the first retainer oil cylinder 930 and the second retainer oil cylinder 940；Wherein, one end of the first material supporting rack 910 is articulated and connected with rack 200, the first material supporting rack 910 The other end and the second material supporting rack 920 one end be articulated and connected；First material supporting rack 910 is driven by the first retainer oil cylinder 930, I.e. the upper end of the first retainer oil cylinder 930 is connect with the first material supporting rack 910, and lower end is hinged on pedestal 100；First material supporting rack 910 and second are provided with the second retainer oil cylinder 940 between material supporting rack 920, i.e., the both ends of the second retainer oil cylinder 940 are respectively with first Material supporting rack 910 and the connection of the second material supporting rack 920；Both ends are respectively provided with a supporting material roller 950, the second retainer on first material supporting rack 910 One end far from the first material supporting rack 910 also is provided with a supporting material roller 950 on frame 920.
After the completion of rolling, the first material supporting rack is adjusted by controlling the first retainer oil cylinder 930 and the second retainer oil cylinder 940 910 and second material supporting rack 920 angle, so that three supporting material rollers 950 is contacted with workpiece surface, to formed 3 points stablize branch Support, facilitates and removes workpiece after processing.
Embodiment 4
As shown in figure 12, the hydraulic system of a kind of four-roller ripple veneer reeling machine of the present embodiment, to veneer reeling machine in embodiment 2 Lower roll 400 and side roller 500 are controlled, and to meet the requirement that different-thickness and different radian plates roll, which mainly wraps Three parts are included, are oil-feeding control part, oil cylinder control section and discharging control section respectively；Wherein, oil-feeding control part is used In providing pressure oil to oil cylinder control section and discharging control section, and oil pressure is controlled, oil cylinder control section is for controlling The action of the lower roller oil cylinder 410 of system or side roller oil cylinder 520, adjusts the position of lower roll 400 and side roller 500, satisfaction rolls requirement, discharging Control section is used to control the rotary movement for overturning holder 800, to realize the support to upper roller 300, and rolls finished product work The taking-up of part.This three parts is described in detail below.
In conjunction with shown in Figure 12 and Figure 13, oil-feeding control part includes oil pump 2, overflow valve I 5, two-position four-way valve I 6, two four Port valve II 7 and speed governing valve 8；Wherein, there are two the tools of oil pump 2, that is, double pump pressure supply, the import connected tank of each oil pump 2 are used 1, the outlet of oil pump 2 connects oil cylinder control section, provides pressure oil for oil cylinder control section, overflow valve I 5 is connected on the outlet of oil pump 2 Between fuel tank 1, ensure the safety of system pressure；Two-position four-way valve I 6 is connected in parallel on the both ends of overflow valve I 5, i.e. two-position four-way valve I 6 P mouths and A mouthfuls of disconnections, do not connect other oil circuits, the B mouths of two-position four-way valve I 6 connect the import of overflow valve I 5, two-position four-way valve I 6 The T mouthfuls of outlets for connecing overflow valve I 5, that is, fuel tank 1, the pressure release of I 6 feasible system of two-position four-way valve；The P of two-position four-way valve II 7 Mouth connects the outlet of oil pump 2, the T mouths connected tank 1 of two-position four-way valve II 7, the A mouths cut-off of two-position four-way valve II 7, that is, does not connect it The B mouths of its oil circuit, two-position four-way valve II 7 are connected to fuel tank 1 by speed governing valve 8, and herein, the electromagnet of two-position four-way valve II 7 does not lead to When electric, each hydraulic fluid port disconnects, and by the cooperation of two-position four-way valve II 7 and speed governing valve 8, can control lower roller oil cylinder 410 or side roller The speed of oil cylinder 520.In addition, be provided on pipeline between the outlet of oil pump 2 and the P mouths of three-position four-way valve I 9 filter 3 and Check valve I 4, filter 3 can be filtered fluid, ensure that the cleannes of system hydraulic oil, check valve I 4 can prevent hydraulic oil It is back to oil pump 2, is played a protective role to oil pump 2.
In conjunction with shown in Figure 12 and Figure 14, oil cylinder control section include three-position four-way valve I 9, check valve II 10, sequence valve I 11, Sequence valve II 12, two position two-way valve 13, hydraulic control one-way valve I 14, hydraulic control one-way valve II 15 and two-position four-way valve III 16；Wherein, three The Median Function of position four-way valve I 9 is Y types, the pressure oil of its P mouths connection oil-feeding control part meets going out for check valve I 4 Mouthful, the T mouths connected tank 1 of three-position four-way valve I 9, the import of the A mouths connection check valve II 10 of three-position four-way valve I 9, check valve II 10 Outlet connect the cavity of resorption of lower roller oil cylinder 410 or the cavity of resorption of side roller oil cylinder 520, the B mouths of three-position four-way valve I 9 connect sequence valve II 12 Outlet, the import of sequence valve II 12 connect the epicoele of lower roller oil cylinder 410 or the epicoele of side roller oil cylinder 520；Sequence valve I 11 is connected in parallel on list Connect the outlet of check valve II 10 to the import at the both ends of valve II 10, and sequence valve I 11, sequence valve I 11 connects check valve II 10 Import forms balanced valve so that under lower roll 400 or side roller 500 by check valve II 10 and being used cooperatively for sequence valve I 11 Row is more slowly stablized, and avoids impacting；The P mouths of two position two-way valve 13 meet the outlet end of sequence valve II 12, the A of two position two-way valve 13 Mouth connects the input end of sequence valve II 12, and when the electromagnet dead electricity of two position two-way valve 13, is the one-way conduction from P mouthfuls to A mouthfuls, Pass through being used cooperatively, it can be achieved that lower roll 400 or the fast uplink of side roller 500 are gentle for sequence valve II 12 and two position two-way valve 13 Slow steady uplink.
In addition, hydraulic control one-way valve I 14 is set between sequence valve II 12 and lower roller oil cylinder 410 or side roller oil cylinder 520, hydraulic control Check valve II 15 is set between check valve II 10 and lower roller oil cylinder 410 or side roller oil cylinder 520, hydraulic control one-way valve I 14 and hydraulic control The control port of check valve II 15 connects the B mouths of two-position four-way valve III 16, and the P mouths of two-position four-way valve III 16 connect oil-feeding control part Pressure oil, that is, connect the outlet of check valve I 4, the A mouths of the T mouth connected tanks of two-position four-way valve III 16, two-position four-way valve III 16 are cut Only, i.e., other oil circuits are not connect；Coordinate hydraulic control one-way valve I 14 and hydraulic control one-way valve II 15 by two-position four-way valve III 16, in lower roll 400 or the movement in place of side roller 500 after, lower roll 400 or 500 position of side roller can be locked, prevent from moving in coiling process And shake, ensure the stability rolled and precision.In the present embodiment, the outlet of hydraulic control one-way valve I 14 is connect by overflow valve II 21 To fuel tank 1, the overflow when lower roll 400 or side roller 500 are more than required pressure to uplifting pressure ensures the stabilization of pressure on top surface.
In the present embodiment, two oil pumps 2 of oil-feeding control part correspond to three pairs of oil cylinder control sections, three pairs of oil respectively Cylinder control section controls the action of a pair of lower 410 and two offside roller oil cylinder 520 of roller oil cylinder respectively, and controls the same side such as veneer reeling machine There is three oil cylinder control sections of roller oil cylinder 410 and side roller oil cylinder 520 in this way by 2 fuel feeding of the same oil pump under left or right side Conducive to guarantee roller pressure at two ends stabilization and the synchronism of two end motion of roller.
In conjunction with shown in Figure 12 and Figure 15, discharging control section includes three-position four-way valve II 17, dual hydraulic control one-way valve 18, sequence Valve III 19 and check valve III 20；Wherein, the Median Function of three-position four-way valve II 17 is Y types, the P mouthfuls of pressures for connecing oil-feeding control part Power oil, the T mouths connected tank 1 of three-position four-way valve II 17, the A mouths of three-position four-way valve II 17 are divided with B mouthfuls by dual hydraulic control one-way valve 18 The epicoele and cavity of resorption for overturning oil cylinder 810 are not connect, thus when driving overturns the standing of holder 800 and is supported to upper roller 300, biliquid 18 lockable 810 position of overturning oil cylinder of check valve is controlled, ensures the stability of support；Sequence valve III 19 and III 20 parallel connection of check valve are set Between the cavity of resorption for setting in dual hydraulic control one-way valve 18 and overturning oil cylinder 810 so that it is slow flat during overturning to overturn holder 800 Surely.
The motion control to the lower roll 400 and side roller 500 of veneer reeling machine can be realized by above system, it is specific as follows：
When needing to push lower roll 400 or 500 uplink of side roller, the electromagnet of two-position four-way valve I 6 obtains electric, two-position four-way valve II 7 electromagnet dead electricity, the right side electromagnet of three-position four-way valve I 9 obtain electric, and the electromagnet of two-position four-way valve III 16 obtains electric, oil pump 2 hydraulic oil pumped out enter through three-position four-way valve I 9, check valve II 10 under cavity of resorption or the side roller oil cylinder 520 of lower roller oil cylinder 410 Chamber, pushes lower roll 400 or 500 uplink of side roller, and the hydraulic oil of 520 epicoele of 410 epicoele of lower roller oil cylinder or side roller oil cylinder flow through it is suitable Sequence valve II 12 and two position two-way valve 13, if at this point, the electromagnet of two position two-way valve 13 obtains electric, lower roll 400 or side roller 500 are fast Fast uplink, if the electromagnet dead electricity of two position two-way valve 13, lower roll 400 or side roller 500 slowly stablize uplink；
After lower roll 400 or side roller 500 move in place, the electromagnet dead electricity of two-position four-way valve III 16, two-position four-way valve I 6 Electromagnet dead electricity, system decompression, lower roller oil cylinder 410 or the input of 520 no pressure oil of side roller oil cylinder, lower roll 400 or side roller 500 Position locked by hydraulic control one-way valve I 14 and hydraulic control one-way valve II 15, you can carry out stablizing support, trembling for roller will not also occur It is dynamic；
When 500 downlink of lower roll 400 or side roller, the electromagnet of two-position four-way valve I 6 obtains electric, the electromagnetism of two-position four-way valve II 7 Iron dead electricity, the left side electromagnet of three-position four-way valve I 9 obtain electric, and the electromagnet of two-position four-way valve III 16 obtains the liquid electric, oil pump 2 pumps out Pressure oil enters the epicoele or side roller oil cylinder of lower roller oil cylinder 410 through three-position four-way valve I 9, two position two-way valve 13, hydraulic control one-way valve I 14 520 epicoele, and the hydraulic oil of 520 cavity of resorption of 410 cavity of resorption of lower roller oil cylinder or side roller oil cylinder is through hydraulic control one-way valve II 15, sequence valve I 11 and three-position four-way valve I 9 flow into fuel tank 1, realize that lower roll 400 or side roller 500 stablize downlink；
When needing to adjust the speed of service of lower roll 400 or side roller 500, the electromagnet of two-position four-way valve II 7 obtains electric, passes through The speed of service for adjusting the changeable lower roller oil cylinder 410 of speed governing valve 8 or side roller oil cylinder 520, realizes the speed of lower roll 400 or side roller 500 Degree is adjusted；
When need remove roll after finished product pipe, then the right side electromagnet of three-position four-way valve II 17 obtain electric, hydraulic oil is through three Position four-way valve II 17, dual hydraulic control one-way valve 18 enter the epicoele for overturning oil cylinder 810, and overturn the hydraulic oil warp of 810 cavity of resorption of oil cylinder Sequence valve III 19, dual hydraulic control one-way valve 18 and three-position four-way valve II 17 flow back to fuel tank 1, and overturning branch is driven to overturn oil cylinder 810 Frame 800 downwardly turns over, and makes 300 open-ended of upper roller, you can remove workpiece.
From the foregoing, it will be observed that the system of the present embodiment can realize veneer reeling machine lower roll 400 and the control that side roller 500 moves up and down, it is full The requirement that sufficient different-thickness and radian plate roll, the system can ensure the 500 liang of end motions of veneer reeling machine lower roll 400 or side roller Synchronism, synchronous control accuracy is up to 0.3mm, and the positioning performance of two pairs of rollers is good, under high roller pressure and high shock conditions, is not easy Mobile or shake occurs, so that it is guaranteed that rolling the stabilization of work.
Example described in the utility model is only that preferred embodiments of the present invention are described, not to this reality It is defined with novel conception and scope, under the premise of not departing from the design concept of the utility model, this field engineering technology people The various modifications and improvement that member makes the technical solution of the utility model, should all fall into the scope of protection of the utility model.

Claims (10)

1. a kind of hydraulic system of four-roller ripple veneer reeling machine, including oil-feeding control part and oil cylinder control section, the fuel feeding control System part for oil cylinder control section for providing hydraulic oil, and the oil cylinder control section is for controlling lower roller oil cylinder (410) or side The action of roller oil cylinder (520), it is characterised in that：The oil cylinder control section include three-position four-way valve I (9), check valve II (10), Sequence valve I (11), sequence valve II (12) and two position two-way valve (13), the P mouths connection oil-feeding control part of three-position four-way valve I (9) Pressure oil, the T mouth connected tanks (1) of three-position four-way valve I (9), three-position four-way valve I (9) A mouths connection check valve II (10) into Mouthful, the outlet of check valve II (10) connects the cavity of resorption of lower roller oil cylinder (410) or the cavity of resorption of side roller oil cylinder (520), three-position four-way valve I (9) B mouths connect the outlet of sequence valve II (12), and the import of sequence valve II (12) connects the epicoele or side roller oil of lower roller oil cylinder (410) The epicoele of cylinder (520)；The sequence valve I (11) is connected in parallel on the both ends of check valve II (10)；The P mouths of the two position two-way valve (13) The outlet end of sequence valve II (12) is connect, the A mouths of two position two-way valve (13) connect the input end of sequence valve II (12).
2. a kind of hydraulic system of four-roller ripple veneer reeling machine according to claim 1, it is characterised in that：The oil cylinder control Part further includes hydraulic control one-way valve I (14), hydraulic control one-way valve II (15) and two-position four-way valve III (16), hydraulic control one-way valve I (14) It is set between the epicoele of sequence valve II (12) and lower roller oil cylinder (410) or the epicoele of side roller oil cylinder (520), hydraulic control one-way valve II (15) it is set between the cavity of resorption of check valve II (10) and lower roller oil cylinder (410) or the cavity of resorption of side roller oil cylinder (520), fluid-control one-way The control port of valve I (14) and hydraulic control one-way valve II (15) connects the B mouths of two-position four-way valve III (16), two-position four-way valve III (16) P mouths connect the pressure oil of oil-feeding control part, the T mouth connected tanks of two-position four-way valve III (16), the A mouths of two-position four-way valve III (16) It disconnects.
3. a kind of hydraulic system of four-roller ripple veneer reeling machine according to claim 2, it is characterised in that：The fluid-control one-way The outlet of valve I (14) is connected to fuel tank (1) by overflow valve II (21).
4. a kind of hydraulic system of four-roller ripple veneer reeling machine according to claim 1, it is characterised in that：The oil-feeding control Part includes oil pump (2) and overflow valve I (5), and the import connected tank (1) of oil pump (2), the outlet of oil pump (2) connects three-position four-way valve I (9) P mouths, overflow valve I (5) are connected between the outlet of oil pump (2) and fuel tank (1).
5. a kind of hydraulic system of four-roller ripple veneer reeling machine according to claim 4, it is characterised in that：The oil-feeding control Part further includes two-position four-way valve I (6), and two-position four-way valve I (6) is connected in parallel on the both ends of overflow valve I (5).
6. a kind of hydraulic system of four-roller ripple veneer reeling machine according to claim 5, it is characterised in that：The oil-feeding control Part further includes two-position four-way valve II (7) and speed governing valve (8), and the P mouths of two-position four-way valve II (7) connect the outlet of oil pump (2), two The A mouths of the logical fuel tank of T mouths (1) of four-way valve II (7), two-position four-way valve II (7) disconnect, and the B mouths of two-position four-way valve II (7) pass through tune Fast valve (8) is connected to fuel tank (1).
7. a kind of hydraulic system of four-roller ripple veneer reeling machine according to claim 4 or 5 or described in 6, it is characterised in that：The oil It pumps and is provided with filter (3) and check valve I (4) on the pipeline between the outlet and the P mouths of three-position four-way valve I (9) of (2).
8. a kind of hydraulic system of four-roller ripple veneer reeling machine according to claim 4 or 5 or described in 6, it is characterised in that：The confession There are two oil pumps (2) for oily control section tool, are corresponding with three pairs of oil cylinder control sections, three pairs of oil cylinder control sections control a pair respectively Lower roller oil cylinder (410) and two offside roller oil cylinders (520) control three of roller oil cylinder (410) and side roller oil cylinder (520) under the same side Oil cylinder control section is by the same oil pump (2) fuel feeding.
9. a kind of hydraulic system of four-roller ripple veneer reeling machine according to claim 1 or 2, it is characterised in that：Further include unloading Expect control section；The discharging control section includes three-position four-way valve II (17) and dual hydraulic control one-way valve (18), three-position four-way valve The P mouths of II (17) connect the pressure oil of oil-feeding control part, the T mouth connected tanks (1) of three-position four-way valve II (17), three-position four-way valve II (17) A mouths and the B mouthfuls of epicoeles and cavity of resorption for connecing overturning oil cylinder (810) respectively by dual hydraulic control one-way valve (18).
10. a kind of hydraulic system of four-roller ripple veneer reeling machine according to claim 9, it is characterised in that：The discharging control System part further includes sequence valve III (19) and check valve III (20), and sequence valve III (19) and check valve III (20) are arranged in parallel double Between hydraulic control one-way valve (18) and the cavity of resorption for overturning oil cylinder (810).
CN201721531137.5U 2017-11-16 2017-11-16 A kind of hydraulic system of four-roller ripple veneer reeling machine Withdrawn - After Issue CN207606137U (en)

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Application Number Priority Date Filing Date Title
CN201721531137.5U CN207606137U (en) 2017-11-16 2017-11-16 A kind of hydraulic system of four-roller ripple veneer reeling machine

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107745020A (en) * 2017-11-16 2018-03-02 安徽德系重工科技有限公司 A kind of hydraulic system of four-roller ripple veneer reeling machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107745020A (en) * 2017-11-16 2018-03-02 安徽德系重工科技有限公司 A kind of hydraulic system of four-roller ripple veneer reeling machine
CN107745020B (en) * 2017-11-16 2023-08-01 安徽德系重工科技有限公司 Hydraulic system of four-roller corrugated plate bending machine

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