CN113385629A - Multifunctional multidirectional closed die forging servo numerical control hydraulic press - Google Patents
Multifunctional multidirectional closed die forging servo numerical control hydraulic press Download PDFInfo
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- CN113385629A CN113385629A CN202110651968.0A CN202110651968A CN113385629A CN 113385629 A CN113385629 A CN 113385629A CN 202110651968 A CN202110651968 A CN 202110651968A CN 113385629 A CN113385629 A CN 113385629A
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- 238000005242 forging Methods 0.000 title claims abstract description 37
- 238000004080 punching Methods 0.000 claims abstract description 54
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/10—Manipulators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/14—Ejecting devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
- B21J5/10—Piercing billets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/10—Drives for forging presses
- B21J9/12—Drives for forging presses operated by hydraulic or liquid pressure
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Abstract
The invention relates to a multifunctional multidirectional closed die forging servo numerical control hydraulic machine which comprises a machine body, an upper beam arranged above the machine body, a lower beam arranged below the machine body, a vertical upper perforating assembly arranged on the upper beam, and a horizontal perforating assembly arranged in the horizontal direction; the vertical upper punching assembly adopts a three-stage structure and comprises a vertical die closing cylinder, a vertical upper punching core cylinder, a vertical die closing movable beam and a vertical upper punching movable beam; the quantity of horizontal perforation subassembly is 2 groups, sets up respectively in the relative both sides of fuselage, and each group's horizontal perforation subassembly includes horizontal perforation composite cylinder, horizontal compound die slider and horizontal compound die fast cylinder. The invention solves the problems of the existing die forging hydraulic press, realizes the multifunctionality and multidirectional die forging processing of the hydraulic press, improves the automation degree, reduces the labor intensity and labor cost, and realizes high-precision and high-efficiency operation; the device is suitable for industries such as engineering machinery, petroleum pipe fittings, automobile industry, military industry, college experiment machines and the like.
Description
Technical Field
The invention relates to the technical field of forging equipment, in particular to a multifunctional multidirectional closed die forging servo numerical control hydraulic machine.
Background
The die forging hydraulic press is used for hot extrusion, cold extrusion forming and bending processes (such as elbows, tees, cross joints and the like) of petrochemical pipe fittings; metal extrusion and pressing, bending, flanging, correcting, press-fitting, stretching, forming and other processes of the plate; testing the mold; press fitting, liquid internal high pressure forming and the like. For forging and finishing forgings in large batches of ferrous and non-ferrous metals.
In the past, there is no large die forging hydraulic press, the production of large forgings is performed by casting or free forging, the material consumption is high, the precision is insufficient, and with the rapid development of economy, the large die forging hydraulic press develops greatly, but the existing hydraulic press still has the following disadvantages: the production of the respective single hydraulic machine can not realize the multiple purposes of one machine, low digital automation, high cost, various procedures, large energy consumption and high labor intensity, and is not beneficial to the arrangement and automation of the production line.
Therefore, the multifunctional multidirectional blocking die forging servo numerical control hydraulic machine is provided to solve the problems in the prior art and has important significance for popularization and application.
Disclosure of Invention
In view of this, an object of the present application is to provide a multi-functional multidirectional blocking die forging servo numerical control hydraulic press, so as to realize the multifunctionality and multidirectional die forging processing of the hydraulic press, improve the degree of automation, reduce the labor intensity and labor cost, and realize high-precision and high-efficiency operation.
In order to achieve the above object, the present application provides the following technical solutions.
A multifunctional multidirectional closed die forging servo numerical control hydraulic machine comprises a machine body, an upper beam arranged above the machine body, a lower beam arranged below the machine body, a vertical upper perforating assembly arranged on the upper beam, and a horizontal perforating assembly arranged in the horizontal direction;
the quantity of horizontal perforation subassembly is 2 groups, sets up respectively in fuselage relative both sides.
Preferably, the vertical upper punching assembly is of a three-stage structure and comprises a vertical die closing cylinder, a vertical upper punching core cylinder, a vertical die closing movable beam and a vertical upper punching movable beam, the vertical die closing cylinder drives the vertical die closing movable beam to move up and down, the vertical upper punching cylinder drives the vertical upper punching movable beam to move up and down, and a piston rod arranged on the vertical upper punching core cylinder compresses and fixes the workpiece.
Preferably, the vertical upper punching movable beam is arranged in the vertical die assembly movable beam, and the vertical upper punching core cylinder is arranged in the vertical upper punching movable beam;
the number of the vertical upper punching cylinders is 2, and the vertical upper punching cylinders are respectively arranged on two sides of the vertical die closing cylinder.
Preferably, the vertical upper punching assembly further comprises 4 movable beam return cylinders, the movable beam return cylinders are respectively arranged on the outer sides of the vertical upper punching cylinders and at four corners of the vertical die-closing movable beam, and a piston rod of each movable beam return cylinder is connected with the upper portion of the vertical die-closing movable beam.
Preferably, each group of horizontal perforation components comprises a horizontal perforation composite cylinder and a horizontal die assembly sliding block, the horizontal perforation composite cylinder and the horizontal die assembly sliding block are connected through a ball joint structure, and the center can be automatically aligned when the horizontal perforation composite cylinder and the horizontal die assembly sliding block are stressed.
Preferably, each group of horizontal perforation assemblies further comprises a horizontal die-closing quick cylinder, and a piston rod of the horizontal die-closing quick cylinder is connected with the horizontal die-closing slide block, so that the fast-forwarding function of the horizontal die-closing slide block is realized, and the guide is smooth.
Preferably, the hydraulic machine further comprises a vertical lower perforation assembly, the vertical lower perforation assembly is arranged on the lower beam, and the vertical lower perforation assembly is of an inverted structure.
Preferably, the vertical lower perforation component comprises an inverted vertical lower perforation cylinder and a vertical lower mandril, and the lower beam is provided with a through hole right opposite to the vertical lower mandril.
Preferably, the hydraulic press further comprises a movable workbench, a movable workbench cylinder and a movable workbench support, wherein the movable workbench is arranged on the movable workbench support, and the movable workbench cylinder drives the movable workbench to move in the horizontal direction, so that the feeding and receiving functions are realized.
Preferably, the movable workbench is provided with a loading disc, the loading disc is used for bearing a workpiece to be processed, the movable workbench and the loading disc are provided with through holes, the movable workbench support is provided with a guide rail, and the movable workbench is provided with a guide slider corresponding to the guide rail, so that the movable workbench can stably move relative to the movable workbench support.
The beneficial technical effects obtained by the invention are as follows:
1) the invention solves the problems of the existing die forging hydraulic press, realizes the multifunctionality and multidirectional die forging processing of the hydraulic press, improves the automation degree, reduces the labor intensity and labor cost, and realizes high-precision and high-efficiency operation; the method is suitable for processes (such as elbows, tees, cross joints and the like) of red-punching multidirectional hot extrusion, cold extrusion forming and bending of petrochemical pipe fittings; the processes of metal extrusion, pressing, bending, flanging, correcting, press-fitting, stretching, forming and the like of the plate can be realized by means of the die; meanwhile, the machine can also perform die test; the process requirements of press fitting, liquid internal high pressure forming and the like can be met under the condition that equipment parameters allow, and the method is suitable for industries such as engineering machinery, petroleum pipe fittings, automobile industry, military industry, college experiment machines and the like;
2) the invention has good strength and rigidity, and simultaneously has beautiful appearance and is convenient for equipment transportation; the machine has multiple functions, saves other most equipment cost, improves the utilization rate of materials, reduces the subsequent processing allowance, and has high safety performance for people and machines; the whole machine has reasonable structural design, low manufacturing cost, high production efficiency, high digital display automation, high safety and reliability, convenient use, operation and maintenance and manpower and material resource saving; the system is convenient for the popularization and the use of a single machine or a line forming machine, realizes the automation, the digitalization and the energy conservation, and simultaneously realizes the advantages of high precision and the like;
3) the machine body adopts a prestress combined frame, the upper beam and the lower beam are fixedly connected through the upright post, the upper beam and the upright post are respectively and fixedly connected through the fixing nut, and the lower beam and the upright post are pre-tightened through the ultrahigh-pressure pre-tightening device, so that the machine body has good strength and rigidity, and is convenient to process and transport; all structural members of the machine body adopt a box type steel plate welding structure, carbon dioxide gas shielded welding is adopted for welding, and a large tempering furnace is integrally annealed after welding to eliminate internal stress;
4) according to the invention, the vertical upper punching assembly adopts a three-stage structure, and the vertical die-closing movable beam is driven to move up and down stably through a five-cylinder arrangement structure of 1 vertical die-closing cylinder and 4 movable beam return cylinders, and is stressed uniformly without unbalance loading; 1 vertical die-closing cylinder, 4 moving beam return cylinders and 2 vertical upper punching cylinders are all arranged on the upper beam, so that the machine tool processing and manufacturing and the pipeline connection are facilitated, and the control precision of the whole machine is ensured to be higher;
5) the horizontal perforation components arranged on the two horizontal sides can realize the extrusion pressing effect and the horizontal perforation effect, so that the installation space and the manufacturing cost are saved; and 2 sets of horizontal die-closing fast cylinders are respectively arranged on two sides of the horizontal perforation compound cylinder, so that the horizontal die-closing slide block realizes the fast-forward function and is beneficial to the guide stability of the horizontal die-closing slide block;
6) according to the invention, power systems of the vertical die-closing cylinder, the vertical upper punching core cylinder and the inverted vertical lower punching cylinder adopt a servo oil pump motor set control system, and are combined with various independent displacement sensors and proportional valve control, pressure signals are converted into electric signals by the pressure sensors and transmitted to the PLC, and then the electric signals are displayed and adjusted on the touch screen, and the accuracy of the touch screen reaches +/-0.1 mm.
The foregoing description is only an overview of the technical solutions of the present application, so that the technical means of the present application can be more clearly understood and the present application can be implemented according to the content of the description, and in order to make the above and other objects, features and advantages of the present application more clearly understood, the following detailed description is made with reference to the preferred embodiments of the present application and the accompanying drawings.
The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic sectional view of a main view of a multi-functional multi-directional blocking die forging servo numerical control hydraulic machine according to an embodiment of the disclosure;
FIG. 2 is a schematic left-view partial cross-sectional view of a multi-functional multi-directional block die forging servo numerical control hydraulic machine according to an embodiment of the present disclosure;
FIG. 3 is a schematic top partial cross-sectional view of a multi-functional multi-directional block die forging servo numerical control hydraulic machine according to an embodiment of the disclosure.
In the above drawings: 110. an upper beam; 120. a lower beam; 130. a column; 140. fixing a nut; 210. a vertical die clamping cylinder; 220. vertically perforating the cylinder; 230. vertically perforating the core cylinder; 240. vertically closing the movable beam; 250. vertically perforating a movable beam; 260. a movable beam return cylinder; 270. a pull rod; 310. horizontally perforating the composite cylinder; 320. a horizontal die assembly slide block; 330. a horizontal die-closing quick cylinder; 340. a monitoring lever; 410. an inverted vertical lower perforated cylinder; 420. a vertical lower ejector rod; 430. a vertical lower perforated cylinder beam; 440. a connecting rod; 510. moving the working table; 520. a moving table cylinder; 530. and moving the worktable support.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. In the following description, specific details such as specific configurations and components are provided only to help the embodiments of the present application be fully understood. Accordingly, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the present application. In addition, descriptions of well-known functions and constructions are omitted in the embodiments for clarity and conciseness.
It should be appreciated that reference throughout this specification to "one embodiment" or "the embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrase "one embodiment" or "the present embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Further, the present application may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.
The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, B exists alone, and A and B exist at the same time, and the term "/and" is used herein to describe another association object relationship, which means that two relationships may exist, for example, A/and B, may mean: a alone, and both a and B alone, and further, the character "/" in this document generally means that the former and latter associated objects are in an "or" relationship.
The term "at least one" herein is merely an association relationship describing an associated object, and means that there may be three relationships, for example, at least one of a and B, may mean: a exists alone, A and B exist simultaneously, and B exists alone.
It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion.
As shown in fig. 1-3, the servo numerical control hydraulic press for multi-functional multi-directional block die forging comprises a machine body, an upper beam 110 arranged above the machine body, a lower beam 120 arranged below the machine body, a vertical upper perforating assembly arranged on the upper beam 110, and a horizontal perforating assembly arranged in the horizontal direction.
Further, the upper beam 110 and the lower beam 120 are fixedly connected through a vertical column 130, the upper beam 110 and the vertical column 130, and the lower beam 120 and the vertical column 130 are respectively fixedly connected through a fixing nut 140, and are pre-tightened by an ultrahigh pressure pre-tightening device.
Furthermore, the joint of the upper beam 110 and/or the lower beam 120 and the upright 130 is fixed by a positioning key, and the fixing nut 140 is provided with a locking device, so that the phenomenon of loose connection in the use process is effectively prevented.
Referring to fig. 1, the vertical upper punching assembly adopts a three-stage structure and comprises a vertical die clamping cylinder 210, a vertical upper punching cylinder 220, a vertical upper punching core cylinder 230, a vertical die clamping movable beam 240 and a vertical upper punching movable beam 250, wherein the vertical die clamping cylinder 210 drives the vertical die clamping movable beam 240 to move up and down, the vertical upper punching cylinder 220 drives the vertical upper punching core movable beam 250 to move up and down, and a piston rod arranged on the vertical upper punching core cylinder 230 compresses and fixes a workpiece.
The vertical upper perforated movable beam 250 is arranged in the vertical die assembly movable beam 240, and the vertical upper perforated core cylinder 230 is arranged in the vertical upper perforated movable beam 250;
the number of the vertical upper punching cylinders 220 is 2, and the vertical upper punching cylinders are respectively arranged at two sides of the vertical clamping cylinder 210; the piston rod of the vertical upper perforated cylinder 220 is connected to the upper side of the vertical upper perforated walking beam 250.
The vertical upper punching assembly further comprises 4 movable beam return cylinders 260, the movable beam return cylinders 260 are respectively arranged on the outer sides of the vertical upper punching cylinders 220 and at four corners of the vertical die-closing movable beam 240, and a piston rod of each movable beam return cylinder 260 is connected with the upper portion of the vertical die-closing movable beam 240.
Further, the vertical clamping cylinder 210 adopts a plunger cylinder, the movable beam return cylinder 260 adopts a piston cylinder, and 5-cylinder arrangement structures of 1 plunger cylinder in the middle and 1 piston cylinder in four corners are realized, so that uniform stress without unbalance loading is realized.
Furthermore, the vertical die clamping cylinder 210, the movable beam return cylinder 260 and the vertical upper punching cylinder 220 are all fixed on the upper beam 110, so that the machine tool is convenient to machine and manufacture, and the control precision of the whole machine is higher due to the connection of pipelines.
Furthermore, the vertical die assembly movable beam 240 adopts a four-column type guide structure, so that the guide length is long, the gap is reasonable, the guide precision is high, and the unbalance loading resistance is strong; the inner side of the vertical die-closing movable beam 240 is provided with a guide sleeve, a wear-resistant support ring is arranged in the guide sleeve, so that the operation is stable and reliable, a pull rod 270 is arranged between the upper beam 110 and the lower beam 120, the pull rod 270 penetrates through the guide sleeve, the vertical die-closing movable beam 240 moves up and down relative to the pull rod 270, and the surface of the guide part of the pull rod 270 is subjected to surface heat treatment and grinding processing, so that the surface is wear-resistant.
Furthermore, the guide sleeve is provided with an oil filling hole, so that automatic oil filling and lubrication are realized, the wear resistance of the guide sleeve is good, and the service life of the guide sleeve is prolonged.
Further, the upper end and the lower end of the pull rod 270 respectively penetrate through the upper beam 110 and the lower beam 120, and the pull rod 270 and the upper beam 110 and the pull rod 270 and the lower beam 120 are fixedly connected through the threads of the pull rod 270.
In one embodiment, referring to FIG. 2, the hydraulic machine further includes a vertical underpass assembly disposed on the underbeam 120, the vertical underpass assembly being of an inverted configuration.
The vertical lower perforation assembly includes an inverted vertical lower perforation cylinder 410, a vertical lower push rod 420, and a through hole is provided at a position opposite to the vertical lower push rod 420 of the lower beam 120.
Further, a second protective cover is arranged on the outer side of the inverted vertical lower perforated cylinder 410, so that protection of a sealing ring of the oil cylinder is facilitated, and collection and cleaning of dust and oxide skin are facilitated; the vertical lower ejector rod 420 penetrates through the second protective cover, and a protective plate is arranged above the second protective cover, so that dust and oxide skin are prevented from falling into the protective cover, and the normal use of the inverted vertical lower perforated cylinder 410 is prevented from being influenced.
Further, a vertical lower perforated cylinder beam 430 is fixedly arranged below the inverted vertical lower perforated cylinder 410, and the vertical lower perforated cylinder beam 430 is fixed on the lower beam 120 through a connecting rod 440.
In one embodiment, the hydraulic machine further comprises a movable workbench 510, a movable workbench cylinder 520 and a movable workbench support 530, wherein the movable workbench 510 is arranged on the movable workbench support 530, and the movable workbench cylinder 520 drives the movable workbench 510 to move horizontally to realize the functions of feeding and receiving materials.
Further, the movable table cylinder 520 is connected with the movable table 510 by adopting a ball joint structure, so that the center can be automatically aligned when the force is applied.
The movable workbench 510 is provided with a loading disc, the loading disc is used for bearing a workpiece to be processed, the movable workbench 510 and the loading disc are both provided with through holes, a vertical lower ejector rod 420 can conveniently penetrate through the workpiece to be processed or ejected, the movable workbench bracket 530 is provided with a guide rail, and the movable workbench 510 is provided with a guide slider corresponding to the guide rail, so that the movable workbench 510 can stably move relative to the movable workbench bracket 530. The positioning precision of the movable working table is +/-0.05 mm, the working efficiency is greatly improved, and the structure is low in manufacturing cost and stable and reliable to use.
Further, fixed baffles are arranged on two sides of the movable workbench 510, so that the situation that the machining precision is influenced due to deviation in the transportation process of the charging tray is prevented; still be provided with position monitoring device and alarm on the mobile workbench 510, realize the monitoring to mobile workbench 510 position, when mobile workbench 510 is less than next station, the action is not executed, and reports to the police and reminds.
The quantity of horizontal perforation subassembly is 2 groups, sets up respectively in fuselage relative both sides.
Referring to fig. 3, each group of the horizontal perforation assemblies includes a horizontal perforation compound cylinder 310 and a horizontal mold closing slider 320, and the horizontal perforation compound cylinder 310 and the horizontal mold closing slider 320 are connected by a ball joint structure and can automatically align centers when being stressed.
Further, the horizontal perforated composite cylinder 310 is arranged on the outer side of the upright column 130, and the horizontal perforated composite cylinder 310 and the machine body are installed in a split cutting sleeve type mode, so that the installation outside the machine body and the later maintenance are convenient.
Furthermore, one side of the horizontal punching composite cylinder 310, which is far away from the workpiece, is provided with a monitoring rod 340, and the monitoring rod 340 is provided with a displacement sensor, so that stroke monitoring is facilitated.
Each group of the horizontal punching components further comprises a horizontal die assembly quick cylinder 330, and a piston rod of the horizontal die assembly quick cylinder 330 is connected with the horizontal die assembly sliding block 320, so that the fast forwarding function of the horizontal die assembly sliding block 320 is realized, and the guiding is smooth.
Furthermore, each group of horizontal punching assemblies further comprises a position detection device and an alarm device, and the action is not executed and an alarm is reminded when the workpiece is not in place. The positioning accuracy is high, the use is stable, and simultaneously the working efficiency and the safety are greatly improved.
Furthermore, the outside of horizontal perforation subassembly is provided with first protection cover, prevents that the dust from influencing the operation, reduces the potential safety hazard.
Furthermore, the horizontal die-closing sliders 320 in the 2 groups of horizontal punching assemblies respectively adopt independent servo oil pump motor set control systems, and are combined with various independent displacement sensors and proportional valve control, so that the synchronization of the horizontal die-closing sliders 320 on the two sides of the main machine can be accurately controlled within +/-0.5 mm; the pressure display precision reaches +/-0.1 MPa; the displacement sensor adopts a linear displacement sensor, and the display and adjustment of the position can reach +/-0.1 mm through a touch screen.
Further, the pressing force of the vertical upper punch moving beam 250 is much greater than the return force of the horizontal clamping slide 320, i.e., one end of the workpiece is separated from the other end and is not separated from the mold. The device has the advantages of independent digital display, digital control, high automation, high safety and reliability, machine tool noise reduction and the like.
The multifunctional multidirectional closed die forging servo numerical control hydraulic machine is provided with an independent hydraulic control system and an electric operating button, the hydraulic control system adopts a two-way cartridge valve integrated system, and the hydraulic control system is reliable in performance, compact in structure and attractive in appearance. The whole machine is provided with an integrated digital display operating button station for controlling the action of the whole machine. The machine is provided with three technological actions of adjustment, manual operation and semi-automatic operation, the working pressure and the working stroke of the machine can be adjusted in a stepless digital mode within a specified range, and two technological actions of 'fixed stroke' and 'fixed pressure' can be realized.
The multifunctional multidirectional closed die forging servo numerical control hydraulic press further comprises a power station, wherein a window is formed in the side surface of the power station so as to clean an oil tank, and an oil level and oil temperature gauge and an air filter are further mounted on the power station; a liquid level control relay is arranged to prevent the system from oil shortage and overrun and alarm when the system exceeds a normal working liquid level; the temperature sensor is arranged, the east cooling system is automatically started when the temperature is reached, and the host stops working and gives an alarm when the temperature is too high; an independent oil liquid filtering system is arranged in the hydraulic system, and if the filtering system breaks down, an alarm prompt is arranged on the operation panel.
The operation mode of the hydraulic machine is as follows: the operation mode can be divided into two working modes of constant pressure and constant distance, and is selected by a change-over switch on an operation panel.
The working principle of the multifunctional multidirectional closed die forging servo numerical control hydraulic press is as follows: placing the workpiece on a loading tray of the moving table 510, and rapidly and precisely moving the workpiece into a working area of the body through the moving table cylinder 520 and the moving table support 530; the vertical die-closing movable beam 240 drives the die sleeve to vertically descend through the middle vertical die-closing cylinder 210 and the four-corner movable beam return cylinder 260, so that fast forward, pressing and return actions are realized; the vertical upper perforation movable beam 250 is driven by 2 vertical upper perforation cylinders 220 to realize pressing and return actions; the piston rod of the vertical upper punching core cylinder 230 drives the punch to press the upper punching hole of the workpiece; the horizontal die-closing slide blocks 320 on the two horizontal sides simultaneously realize fast forward, pressing and return actions on the two sides of the workpiece through the horizontal punching composite cylinder 310 and the horizontal die-closing quick cylinder 330 so as to clamp and fix the workpiece, and meanwhile, the horizontal punching composite cylinders 310 on the two horizontal sides simultaneously drive the punching rods to horizontally punch and press and return the workpiece; the vertical lower ejector rod 420 is driven by the inverted vertical lower punching cylinder 410 to press and punch the vertical lower side of the workpiece and eject the workpiece; finally, the workpiece is directly taken out by moving the workbench 510 or the manipulator, and the whole automatic work is completed (the action sequence of different workpieces can be automatically adjusted).
The above description is only a preferred embodiment of the present invention, and it is not intended to limit the scope of the present invention, and various modifications and changes may be made by those skilled in the art. Variations, modifications, substitutions, integrations and parameter changes of the embodiments may be made without departing from the principle and spirit of the invention, which may be within the spirit and principle of the invention, by conventional substitution or may realize the same function.
Claims (10)
1. The servo numerical control hydraulic press for the multi-functional multidirectional closed die forging is characterized by comprising a machine body, an upper beam (110) arranged above the machine body, a lower beam (120) arranged below the machine body, a vertical upper perforating assembly arranged on the upper beam (110), and a horizontal perforating assembly arranged in the horizontal direction;
the quantity of horizontal perforation subassembly is 2 groups, sets up respectively in fuselage relative both sides.
2. The multifunctional multidirectional closed die forging servo numerical control hydraulic machine is characterized in that the vertical upper punching assembly is of a three-stage structure and comprises a vertical clamping cylinder (210), a vertical upper punching cylinder (220), a vertical upper punching core cylinder (230), a vertical clamping movable beam (240) and a vertical upper punching movable beam (250), wherein the vertical clamping cylinder (210) drives the vertical clamping movable beam (240) to move up and down, the vertical upper punching cylinder (220) drives the vertical upper punching movable beam (250) to move up and down, and a piston rod arranged on the vertical upper punching core cylinder (230) is used for compressing and fixing a workpiece.
3. The multi-functional multi-directional blind die forging servo numerical control hydraulic press according to claim 2, wherein the vertical upper perforated walking beam (250) is disposed within a vertical closing die walking beam (240), and the vertical upper perforated core cylinder (230) is disposed within the vertical upper perforated walking beam (250);
the number of the vertical upper punching cylinders (220) is 2, and the vertical upper punching cylinders are respectively arranged on two sides of the vertical clamping cylinder (210).
4. The multifunctional multidirectional closed die forging servo numerical control hydraulic machine as recited in claim 2, wherein the vertical upper punching assembly further comprises movable beam return cylinders (260), the number of the movable beam return cylinders (260) is 4, the movable beam return cylinders are respectively arranged on the outer sides of the vertical upper punching cylinders (220) and are respectively arranged at four corners of the vertical die closing movable beam (240), and a piston rod of each movable beam return cylinder (260) is connected with the upper part of the vertical die closing movable beam (240).
5. The multifunctional multidirectional closed die forging servo numerical control hydraulic machine as claimed in claim 1, wherein each group of horizontal perforation assemblies comprises a horizontal perforation composite cylinder (310) and a horizontal die closing slide block (320), and the horizontal perforation composite cylinder (310) and the horizontal die closing slide block (320) are connected through a ball joint structure, so that the center can be automatically aligned when a force is applied.
6. The multi-functional multi-directional closed-die forging servo numerical control hydraulic press according to claim 5, wherein each set of the horizontal perforating assemblies further comprises a horizontal die-closing quick cylinder (330), and a piston rod of the horizontal die-closing quick cylinder (330) is connected with the horizontal die-closing slider (320) to realize the fast-forward function of the horizontal die-closing slider (320) and achieve guiding smoothness.
7. The multi-functional multidirectional closed die forging servo numerical control hydraulic machine according to claim 1, further comprising a vertical lower perforation assembly provided on the lower beam (120), the vertical lower perforation assembly being of an inverted configuration.
8. The multi-functional multi-directional closed die forging servo numerical control hydraulic machine according to claim 7, characterized in that the vertical lower perforation assembly comprises an inverted vertical lower perforation cylinder (410), a vertical lower ejector rod (420), and the lower beam (120) is provided with a through hole at the position opposite to the vertical lower ejector rod (420).
9. The multi-functional multidirectional closed die forging servo numerical control hydraulic machine according to claim 1, further comprising a movable workbench (510), a movable workbench cylinder (520) and a movable workbench bracket (530), wherein the movable workbench (510) is arranged on the movable workbench bracket (530), and the movable workbench cylinder (520) drives the movable workbench (510) to move horizontally to realize the feeding and receiving functions.
10. The multi-functional multi-directional closed die forging servo numerical control hydraulic press according to claim 9, characterized in that the movable table (510) is provided with a loading tray for carrying a workpiece to be machined, the movable table (510) and the loading tray are provided with through holes, the movable table support (530) is provided with a guide rail, and the movable table (510) is provided with a guide slider corresponding to the guide rail, so that the movable table (510) can move smoothly relative to the movable table support (530).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110651968.0A CN113385629A (en) | 2021-06-11 | 2021-06-11 | Multifunctional multidirectional closed die forging servo numerical control hydraulic press |
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| CN202110651968.0A CN113385629A (en) | 2021-06-11 | 2021-06-11 | Multifunctional multidirectional closed die forging servo numerical control hydraulic press |
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| CN102049461A (en) * | 2010-10-15 | 2011-05-11 | 中北大学 | Multidirectional numerical control hydraulic press for metal plasticity forming |
| CN105598333A (en) * | 2016-04-01 | 2016-05-25 | 郑州机械研究所 | Multidirectional forging press structure |
| CN205393428U (en) * | 2016-03-09 | 2016-07-27 | 上海兰石重工机械有限公司 | Multipleram forging hydraulic press |
| CN106270338A (en) * | 2016-09-22 | 2017-01-04 | 安庆康为模具制造有限公司 | A kind of multi-ram forging hydraulic press |
| CN110586829A (en) * | 2019-09-24 | 2019-12-20 | 上海电机学院 | Multidirectional die forging hydraulic press with novel structure |
| CN212019277U (en) * | 2019-12-31 | 2020-11-27 | 湖州机床厂有限公司 | Multidirectional die forging equipment |
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2021
- 2021-06-11 CN CN202110651968.0A patent/CN113385629A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102049461A (en) * | 2010-10-15 | 2011-05-11 | 中北大学 | Multidirectional numerical control hydraulic press for metal plasticity forming |
| CN205393428U (en) * | 2016-03-09 | 2016-07-27 | 上海兰石重工机械有限公司 | Multipleram forging hydraulic press |
| CN105598333A (en) * | 2016-04-01 | 2016-05-25 | 郑州机械研究所 | Multidirectional forging press structure |
| CN106270338A (en) * | 2016-09-22 | 2017-01-04 | 安庆康为模具制造有限公司 | A kind of multi-ram forging hydraulic press |
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