CN116021830B - Beam bearing assembly for large oil press and application method - Google Patents
Beam bearing assembly for large oil press and application method Download PDFInfo
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- CN116021830B CN116021830B CN202310009634.2A CN202310009634A CN116021830B CN 116021830 B CN116021830 B CN 116021830B CN 202310009634 A CN202310009634 A CN 202310009634A CN 116021830 B CN116021830 B CN 116021830B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention discloses a crossbeam bearing assembly for a large-scale oil press, which comprises a movable crossbeam, wherein an upright post is arranged on the surface of the movable crossbeam in a penetrating manner, an upper crossbeam is arranged at the top end of the upright post, a lower crossbeam is arranged at the bottom end of the upright post, and an oil cylinder is fixedly connected to the bottom of the upper crossbeam. According to the invention, the conductive metal sheets, the conductive metal balls and the electric cylinders are arranged, so that the rapid movable cross beam is inconvenient to level, the sliding grooves are formed in the four side surfaces of the movable cross beam, the conductive metal sheets are arranged at the two ends of the sliding grooves, the conductive metal balls slide along the inner walls of the sliding grooves and can be selectively connected with the conductive metal sheets at the two ends, and then a loop between the electric cylinders and the conductive metal sheets is connected or disconnected, so that when the movable cross beam inclines, the conductive metal balls can slide to one end of the sliding grooves along with gravity to be connected with the conductive metal sheets, the loop of the electric cylinders is connected, and the circuit of the electric cylinders is connected, namely, one end of the movable cross beam is lifted upwards to level the movable cross beam.
Description
Technical Field
The invention relates to the technical field of oil presses, in particular to a beam bearing assembly for a large oil press and a using method.
Background
The hydraulic press consists of a main machine and a control mechanism, is a machine for processing products such as metal, plastic, rubber, wood, powder and the like by utilizing hydrostatic pressure, and is commonly used for a pressing process and a pressing forming process, such as: forging, stamping, cold extrusion, straightening, bending, flanging, sheet drawing, powder metallurgy, press fitting, and the like.
The existing beam bearing assembly has the defects that:
1. the patent document CN107457340B discloses an integrated hybrid driving type double-cylinder serial supercharging oil press, which replaces the driving mode of a three-phase asynchronous motor by the driving mode of a servo motor, and applies the driving mode of a ball screw nut pair of an electric screw press to a traditional oil press, firstly, the traditional oil press realizes the requirements of faster stroke and return stroke speed, and the quick forging frequency of the traditional oil press is improved; secondly, the servo driving technology improves the response speed, the precision and the press process flexibility of the control system, expands the process range, saves energy and reduces consumption, and simplifies the structure of the traditional hydraulic system; thirdly, the double-cylinder serial pressurizing type single-way plunger cylinder replaces the single-way plunger cylinder structure of the traditional oil press, so that the pressurizing effect can be realized, and the forging efficiency is improved; finally, the alternating current servo motor drives the screw nut pair to move, a return cylinder and a return structure of a traditional press are omitted, so that the press is simple in structure and small in movable cross beam load, however, the cross beam bearing assembly in the above publication mainly considers how to reduce the movable cross beam load, is inconvenient for assisting in leveling a quick movable cross beam, the movable cross beam of the traditional oil press is not inclined in the process of sliding up and down along a support, and a hydraulic leveling structure of the oil press is often provided with certain hysteresis due to the influence of oil pressure in the process of leveling the movable cross beam, so that the inclined movable cross beam is inconvenient to quickly level;
2. Patent document CN110369560a discloses a cyclic strain short bar straightening machine, which comprises an oil press, an upper roller guide rod, a lower roller guide rod, a three-jaw chuck, an oil motor and an oil cylinder piston assembly, wherein the oil press comprises an oil press upper beam, an oil press movable beam and an oil press lower beam, the oil press movable beam is arranged between the oil press upper beam and the oil press lower beam, the lower end face of the oil press movable beam is provided with a plurality of equally spaced upper rollers, the lower end face of the oil press movable beam is also provided with an upper roller guide rod, the upper end face of the oil press lower beam is provided with a plurality of equally spaced lower rollers which are arranged in a group, and the upper end face of the oil press lower beam is also provided with a lower roller guide rod. The invention has the beneficial effects that: the hydraulic press beam bearing assembly disclosed by the publication mainly considers how to improve the straightening efficiency, is inconvenient to improve the convenience of the base plate use, and when the existing hydraulic press presses a workpiece, the base plate needs to be placed on the top of the workbench to support and fix the bottom of the workpiece due to uneven top of the workbench, and when the workpieces with different sizes are pressed, the base plates with different sizes need to be additionally searched, so that the hydraulic press is inconvenient;
3. Patent document CN104889559B discloses a rotatable pressing device for an upper beam of a special hydraulic machine for welding a motor rotor, which comprises an oil cylinder, an upper beam, a right upright post, a left upright post, a fixing and disengaging sleeve, a disengaging sleeve fixing device, a spring pressure maintaining mechanism, a manual pull rod, an upper beam parallel adjusting device, a bracket and a workbench. The beam bearing assembly disclosed by the publication mainly considers how to conveniently hoist the motor rotor workpiece, is inconvenient to enhance the compressive strength of the workbench, the workpiece is mostly placed in the middle position of the top of the workbench in the process of pressing the workpiece, the top of the workpiece is stressed by heavy pressure to apply pressure to the top of the workbench, the lower beam of the existing oil press is mostly of a hollow structure, the bottom of the workbench is lack of an effective supporting structure, and the bottom of the workbench is easy to dent and deform under long-time compression;
4. Patent document CN100491034C discloses a frame type oil press for cutting and crushing titanium sponge, at present, the equipment commonly used for crushing titanium sponge lump at home and abroad is a three-beam four-column cutting type crushing oil press, and the defect of the oil press is that: the device has the advantages of large volume, heavy weight, complex stress condition of the components, poor rigidity of the device, high manufacturing cost and difficult maintenance. The oil press of the invention is formed by an upper beam, four frames and a lower beam, wherein the four frames form a whole; the upper beam is provided with two cutting cylinders, one pressing cylinder, a plunger of the cutting cylinder is connected with a sliding block, the cutter is connected with the sliding block, and a piston of the pressing cylinder is connected with a pressing rod; the lower beam is provided with a return cylinder and a pushing cylinder. The invention has the advantages of novel and simple structure, light weight, good rigidity, high precision, low manufacturing cost, long service life of equipment, easy maintenance and repair and the like, however, the bearing component of the beam of the oil press disclosed by the publication mainly considers how to facilitate maintenance and repair, is inconvenient to prolong the service life of the movable beam, the bottom surface of the existing movable beam of the oil press presses the top of a workpiece for a long time, directly contacts with the top of the workpiece, and does not wear or sink to various degrees at the bottom for a long time, so that the bottom surface of the movable beam is uneven, and the pressing effect of the workpiece in the later period is affected.
Disclosure of Invention
The invention aims to provide a beam bearing assembly for a large-scale oil press and a using method thereof, so as to solve the technical problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a crossbeam bearing assembly for large-scale hydraulic press, includes movable crossbeam, movable crossbeam surface runs through and installs the stand, the top of stand is installed the entablature, the bottom of stand is installed the bottom end and is installed the entablature, the bottom fixedly connected with hydro-cylinder of entablature, and the output of hydro-cylinder and the top fixed connection of movable crossbeam, the leveling subassembly is installed together with the top to the side surface of movable crossbeam, the top of bottom end is equipped with adjustable supporting component, the inside movable mounting of bottom end has the reinforcing component, the change subassembly is installed to the bottom of movable crossbeam;
the leveling assembly comprises a square groove body, a sliding groove, conductive metal sheets, conductive metal spheres and an electric cylinder, wherein the square groove body is relatively arranged on four side surfaces of the movable cross beam, the sliding groove is arranged on the inner bottom wall of the square groove body, the vertical section of the sliding groove is semicircular, the sliding way in the sliding groove is high at two ends and low in the middle, the conductive metal sheets are distributed on two sides at two ends of the sliding groove, and intervals are arranged between the conductive metal sheets at two sides;
The utility model discloses a movable cross beam leveling device for the electric cylinder, including the movable cross beam, electric cylinder, connecting metal ball movable mounting in the spout is inside, electric cylinder fixed mounting in four corners of the bottom of entablature, and the screw rod that the output of electric cylinder is connected with four corner threaded connection at movable cross beam top, the both sides of spout one end the conducting metal piece passes through the wire with the electric cylinder that is closest to respectively and connects the group circuit that makes up, two groups circuits can be connected simultaneously to electric cylinder, the conducting metal ball slides to one of them one end of spout, simultaneously with the conducting metal piece surface connection of both sides, switch on the circuit of electric cylinder, electric cylinder upwards draws according to setting for the shrink movable cross beam's one end, levels movable cross beam, and when the movable cross beam was leveled, the conducting metal ball was slided to the middle part and the conducting metal piece separation of spout indent by gravity effect, electric cylinder circuit disconnection stopped operation.
Preferably, the adjustable support assembly comprises a movable groove body, a fixed block, a base plate, a sliding block, a spherical groove body and balls, wherein the movable groove body is square and arranged at the top of the lower cross beam, and the fixed blocks are uniformly arranged and installed on the inner bottom wall of the movable groove body.
Preferably, the backing plate is movably arranged at the top of any two groups of fixed blocks, the sliding block is movably arranged in the movable groove body, the backing plate drives the sliding block to slide in the movable groove body, the backing plate can be rearranged and combined according to the shape of the bottom surface of the workpiece, the sliding block is clamped in the movable groove body, and the sliding block is kept connected with the workbench at the top of the lower cross beam.
Preferably, the spherical groove body is arranged at the bottom of the sliding block, the balls are movably arranged in the spherical groove body, the sliding block slides along the bottom wall in the movable groove body to drive the balls to roll in the spherical groove body, the friction force of the movable groove body to the balls is converted into kinetic energy of the balls rolling along the movable groove body, and the resistance to the sliding block in the sliding process is reduced.
Preferably, the channel formed by any two groups of fixing blocks or the channel formed by one group of fixing blocks positioned on the outer side and the inner wall of the opposite square groove body is of an inverted T-shaped structure,
the sliding block is of an inverted T-shaped structure, can slide along a channel formed by any two groups of fixed blocks, and drives the backing plate to translate at the tops of the fixed blocks.
Preferably, the reinforcement assembly comprises a first sleeve, vertical support columns, connecting through holes, second sleeve pipes and transverse support columns, wherein the first sleeve pipes are relatively arranged on the front side surface and the rear side surface of the lower beam, the inner walls of the first sleeve pipes are in penetrating connection with the inner walls of the tops of the lower beam, the vertical support columns are simultaneously in penetrating connection with two groups of opposite first sleeve pipes, the tops of the vertical support columns in the lower beam are in fitting connection with the inner top wall of the lower beam, the surfaces of the vertical support columns in the lower beam are in penetrating connection with a plurality of groups of connecting through holes, the second sleeve pipes are relatively arranged on the left side surface and the right side surface of the lower beam, the inner walls of the second sleeve pipes are in penetrating connection with the inner walls of the tops of the lower beam, the transverse support columns are simultaneously in penetrating connection with the inner walls of the connecting through holes, the first sleeve pipes which are relatively arranged support the vertical support columns, and the vertical support columns are in penetrating connection with the transverse support columns, and the transverse support and consolidate the workbench at the tops of the lower beam.
Preferably, the replacement assembly comprises a first connecting plate, a fixed column, a fixed sleeve, a fixed bolt, a U-shaped supporting plate, a hexagonal nut, a second connecting plate, a motor base, a servo motor, a connecting groove body, a connecting block, a replacement base, a screw hole and a screw rod, wherein the first connecting plate is symmetrically arranged on the back of a movable cross beam through bolts, the fixed column is arranged on the back of the first connecting plate, one end, far away from the first connecting plate, of the fixed column is penetrated and provided with the fixed sleeve, and the fixed column supports the fixed sleeve on two sides of the U-shaped supporting plate and fixes the position of the U-shaped supporting plate.
Preferably, fixing bolt passes fixed sleeve and fixed column and U-shaped backup pad's both sides surface through connection, U-shaped backup pad installs between two sets of fixed columns, fixing bolt is located the inside one end threaded connection of U-shaped backup pad has hexagon nut, the second connecting plate passes through the interior bottom wall of bolt symmetry installation in U-shaped backup pad, the motor cabinet is connected with the opposite one side surface of two sets of second connecting plates, and the motor cabinet is installed in U-shaped backup pad inner wall's middle part, servo motor installs in the inside of motor cabinet, and the pivot that servo motor output is connected is close to movable cross beam's inner wall through connection with the motor cabinet, movable cross beam's surface runs through and is equipped with the spread groove body, and the setting number of spread groove body is 2 sets, the connecting block is connected with the inner wall block of spread groove body, the bottom of two sets of connecting blocks is installed in to the replacement base, and the top of replacement base is connected with movable cross beam's bottom laminating, the screw runs through the front and back surface of locating the replacement base, the inner wall threaded connection of lead screw and screw, and the pivot fixed connection of one end and servo motor output, the replacement base provides the replacement kinetic energy through the inside rotation of replacement base for replacement base, the replacement base is convenient for the replacement base is removed in movable cross beam bottom.
The application method of the beam bearing assembly for the large-scale oil press comprises the following steps:
s1, when a lower beam is assembled, a vertical support column is inserted into a first sleeve in a penetrating way, two ends of the vertical support column are supported by the first sleeve which is arranged oppositely, the top of the vertical support column is in fit connection with the inner top wall of the lower beam, a workbench at the top of the lower beam is supported, a transverse support column is inserted into a second sleeve in a penetrating way, two ends of the transverse support column are supported by the second sleeve which is arranged oppositely, the top of the transverse support column is in fit connection with the inner wall of a connecting through hole formed in the vertical support column, and the part of the vertical support part, which is positioned in the lower beam, is supported, so that the flatness of the workbench at the top of the lower beam is kept;
s2, before pressing the workpiece, moving the base plate to drive the sliding block to slide along a path of the fixed block combination, adjusting the base plate combination shape according to the bottom surface shape of the workpiece, and collecting and combining the base plates, so that the plane formed by combining the base plates can fully hold the workpiece;
s3, when the movable cross beam moves out of the chute and tilts during pressing a workpiece, the conductive metal ball rolls towards the tilting end along the chute under the action of gravity, the conductive metal ball rolls to one end of the chute and is simultaneously connected with the conductive metal sheets at the two sides of the end, a loop of the conductive metal sheets at the end connected with the electric cylinder is connected, the electric cylinder is electrified to shrink according to the setting, the end of the movable cross beam is driven to move upwards, and the angle of the movable cross beam is leveled;
S4, when abrasion or sinking occurs at the bottom of the movable cross beam after workpiece pressing is completed, the replacement base at the bottom of the movable cross beam is replaced, the servo motor is started to drive the screw rod to rotate in a screw hole formed in the replacement base, the rotary motion of the screw rod is converted into linear motion of the replacement base at a horizontal angle, the replacement base is moved out of the bottom of the movable cross beam, a connecting block of the new replacement base is aligned with the connecting groove body, the connecting block is connected with the connecting groove body in a clamping mode, the servo motor is started again, the servo motor drives the screw rod to rotate in the opposite direction to be in threaded connection with the screw hole, the rotary motion of the screw rod is converted into linear motion of the replacement base, the replacement base is mounted at the bottom of the movable cross beam, and replacement of the replacement base is achieved.
Preferably, in the step S1, the method further includes the following steps:
s11, in the process, the transverse support column passes through the second sleeve, the lower cross beam is internally penetrated and connected with the through hole, and then passes through the opposite second sleeve, so that the vertical support column and the transverse support column are in cross penetration connection;
in the step S2, the method further includes the following steps:
s21, in the process, the sliding block slides on the bottom wall in the movable groove body, and friction force generated by the bottom wall in the movable groove body on the balls drives the balls to roll in the spherical groove body so as to reduce resistance to movement of the base plate;
In the step S3, the method further includes the following steps:
s31, when the angle of the movable cross beam is adjusted, as the inner slide way of the chute is arranged to be high at both ends and low in the middle, the conductive metal sphere at one end of the chute rolls to the middle position of the chute under the action of gravity, and is disconnected with the conductive metal sheet, and the electric cylinder circuit is disconnected;
in the step S4, the method further includes the following steps:
s41, in the process, the replacement component drives the connecting block to slide in the connecting groove body in the sliding process below the movable cross beam
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the conductive metal sheets, the conductive metal balls and the electric cylinders are arranged, so that the rapid movable cross beam is inconvenient to level, the sliding grooves are formed in the four side surfaces of the movable cross beam, the conductive metal sheets are arranged at the two ends of the sliding grooves, the conductive metal balls slide along the inner walls of the sliding grooves and can be selectively connected with the conductive metal sheets at the two ends, and then a loop between the electric cylinders and the conductive metal sheets is connected or disconnected, so that when the movable cross beam inclines, the conductive metal balls can slide to one end of the sliding grooves along with gravity to be connected with the conductive metal sheets, the loop of the electric cylinders is connected, and the circuit of the electric cylinders is connected, namely, one end of the movable cross beam is lifted upwards to level;
2. According to the invention, the movable groove body, the base plate and the sliding block are arranged, so that the shape of the base plate can be conveniently adjusted according to the bottom surface of a workpiece, the base plate does not need to be additionally searched and replaced, the movable groove body is arranged at the top of the lower beam workbench, the fixed blocks are combined into a net structure and are arranged on the inner bottom wall of the movable groove body, the base plate can slide along the gaps between the fixed blocks through the T-shaped sliding block, so that the base plate can be fixed on the workbench and can slide to adjust the position, the combined shape of the base plate can be adjusted according to the bottom surface of the workpiece, and the utilization rate and the convenience of use of the base plate can be effectively improved;
3. according to the invention, the compressive strength of the workbench at the top of the lower beam is enhanced by installing the first sleeve, the vertical support column and the transverse support column, the first sleeve and the second sleeve are installed at the top end of the lower beam in a penetrating way, the vertical support column penetrates through the first sleeve and is installed at the top end of the lower beam, so that the vertical support column supports the bottom of the workbench at the top of the lower beam, the transverse support column penetrates through the connecting through hole of the vertical support column while penetrating through the second sleeve, the surface of the transverse support position is in fit connection with the inner wall of the connecting through hole, and the vertical support column is supported, so that the workbench of the lower beam is consolidated, the compressive property of the workbench of the lower beam is enhanced, and the condition that the workbench of the lower beam is sunken downwards in the process of pressing a workpiece is reduced;
4. According to the invention, the connecting groove body, the replacement base and the screw rod are arranged at the bottom of the movable cross beam, so that the replacement base can be arranged at the bottom of the movable cross beam through the connecting block, the screw rod is in threaded connection with the replacement base through the screw hole, the servo motor is combined to provide kinetic energy for the rotation of the screw rod, the screw rod is rotated to drive the replacement base to horizontally slide below the movable cross beam, the replacement base is mounted and dismounted, the worn bottom end of the replacement base is convenient to replace, and the service life of the movable cross beam is effectively prolonged.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a servo motor according to the present invention;
FIG. 3 is a schematic view of a conductive metal sphere structure according to the present invention;
FIG. 4 is a schematic view of a conductive metal sheet according to the present invention;
FIG. 5 is a schematic view of a vertical support column according to the present invention;
FIG. 6 is a schematic view of a pad structure according to the present invention;
FIG. 7 is a schematic view of a slider structure according to the present invention;
FIG. 8 is a schematic view of a second sleeve according to the present invention
FIG. 9 is a schematic view of a spherical tank body structure according to the present invention;
FIG. 10 is a schematic view of a ball structure according to the present invention;
FIG. 11 is a schematic view of a connection block structure according to the present invention;
FIG. 12 is a schematic view of a screw mounting structure of the present invention;
fig. 13 is a flowchart of the operation of the present invention.
In the figure: 1. a movable cross beam; 2. an upper cross beam; 3. a lower cross beam; 4. a square groove body; 5. a chute; 6. a conductive metal sheet; 7. conductive metal spheres; 8. an electric cylinder; 9. a movable tank body; 10. a fixed block; 11. a backing plate; 12. a slide block; 13. a spherical groove body; 14. a ball; 15. a first sleeve; 16. a vertical support column; 17. a connecting through hole; 18. a second sleeve; 19. a transverse support column; 20. a first connection plate; 21. fixing the column; 22. fixing the sleeve; 23. a fixing bolt; 24. a U-shaped support plate; 25. a hexagonal nut; 26. a second connecting plate; 27. a motor base; 28. a servo motor; 29. a connecting groove body; 30. a connecting block; 31. replacing the base; 32. a screw hole; 33. and a screw rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, 2, 3, 4, 5, 6, 7, 8 and 12, an embodiment of the present invention provides: the beam bearing component for the large-scale hydraulic press comprises a movable beam 1, wherein the surface of the movable beam 1 is provided with upright posts in a penetrating way, an upper cross beam 2 is arranged at the top end of the upright post, a lower cross beam 3 is arranged at the bottom end of the upright post, an oil cylinder is fixedly connected at the bottom of the upper cross beam 2, the output end of the oil cylinder is fixedly connected with the top of the movable cross beam 1, the side surface and the top of the movable cross beam 1 are provided with leveling components, an adjustable supporting component is arranged at the top of the lower beam 3, a reinforcing component is movably arranged in the lower beam 3, the bottom of the movable cross beam 1 is provided with a replacement component, the leveling component comprises a square groove body 4, a chute 5, a conductive metal sheet 6, a conductive metal sphere 7 and an electric cylinder 8, the square groove body 4 is oppositely arranged on the four side surfaces of the movable cross beam 1, the chute 5 is arranged on the inner bottom wall of the square groove body 4, the vertical section of the chute 5 is semicircular, the slide way inside the chute 5 is provided with two high ends and a middle low end, the conductive metal sheets 6 are distributed on two sides at two ends of the chute 5, and a space is arranged between the conductive metal sheets 6 at two sides, the conductive metal sphere 7 is movably arranged in the chute 5, the electric cylinder 8 is fixedly arranged at four corners of the bottom of the upper beam 2, and the screw rods connected with the output end of the electric cylinder 8 are connected with four corners of the top of the movable cross beam 1 in a threaded manner, the conductive metal sheets 6 at two sides of one end of the chute 5 are respectively connected with the nearest electric cylinder 8 through wires to form a group of loops, the electric cylinder 8 can be connected with two groups of loops at the same time, the conductive metal balls slide to one end of the chute 5 and are connected with the surfaces of the conductive metal sheets 6 at the two sides at the same time, so that the loops of the electric cylinder 8 are connected.
Further, when the movable cross beam 1 is inclined, the metal ball slides to the inclined side along the sliding groove 5, the metal ball slides to one end of the sliding groove 5 and is connected with the conductive metal sheets 6 on two sides of the end, the conductive metal sheets 6 are communicated with the electric cylinder 8, the electric cylinder 8 contracts to drive one end of the movable cross beam 1 to move upwards, the inclined end of the movable cross beam 1 is lifted upwards, the movable cross beam 1 is leveled, the sliding groove 5 is arranged to be of a structure with two ends high and middle concave, after the movable cross beam 1 is leveled, the sliding way in the middle of the sliding groove 5 is lower, the metal ball slides to the middle of the sliding groove 5 along with gravity and is separated from the conductive metal sheets 6, and the electric cylinder 8 circuit is disconnected again.
Referring to fig. 1, 5, 6, 7, 9 and 10, the adjustable support assembly includes a movable slot 9, a fixed block 10, a pad 11, a slide block 12, a spherical slot 13 and balls 14, the movable slot 9 is square and disposed at the top of the lower beam 3, the fixed blocks 10 are uniformly arranged and mounted on the inner bottom wall of the movable slot 9, the pad 11 is movably mounted at the top of any two groups of fixed blocks 10, the slide block 12 is movably mounted in the movable slot 9, the spherical slot 13 is arranged and disposed at the bottom of the slide block 12, the balls 14 are movably mounted in the spherical slot 13, the slide block 12 slides along the inner bottom wall of the movable slot 9 to drive the balls 14 to roll in the spherical slot 13, the channel formed by any two groups of fixed blocks 10 or the channel formed by one group of fixed blocks 10 and the opposite inner wall of the square slot 4 is in an inverted T-shaped structure, the slide block 12 is in an inverted T-shaped structure, and the slide block 12 can slide along the channel formed by any two groups of fixed blocks 10 and drive the pad 11 to translate at the top of the fixed blocks 10.
Further, before pressing the workpiece, the base plate 11 is moved according to the shape and size of the bottom surface of the workpiece, the base plate 11 drives the sliding block 12 to slide along the combined path of the fixed blocks 10, the base plate 11 is placed right below the movable cross beam 1, the combined shape of the base plate 11 is larger than the bottom surface of the workpiece, and the base plate 11 is intensively supported on the bottom of the workpiece.
Referring to fig. 1, 5, 7 and 8, the reinforcement assembly includes a first sleeve 15, a vertical support column 16, a connecting through hole 17, a second sleeve 18 and a transverse support column 19, the first sleeve 15 is relatively installed on the front and rear side surfaces of the lower beam 3, the inner wall of the first sleeve 15 is in penetrating connection with the inner wall of the lower beam 3 at the top end, the vertical support column 16 is simultaneously in penetrating connection with two opposite groups of first sleeves 15, the top of the vertical support column 16 in the lower beam 3 is in fitting connection with the inner top wall of the lower beam 3, multiple groups of connecting through holes 17 are penetrating through the surface of the vertical support column 16 in the lower beam 3, the second sleeves 18 are relatively installed on the left and right side surfaces of the lower beam 3, the inner wall of the second sleeve 18 is in penetrating connection with the inner wall of the top end of the lower beam 3, the transverse support column 19 is simultaneously in penetrating connection with two opposite groups of second sleeves 18, and part of the inner surface of the transverse support column 19 in the lower beam 3 is in fitting connection with the inner wall of the connecting through hole 17.
Further, in the process of assembling the hydraulic press, the vertical support column 16 is inserted into the top end of the lower cross beam 3 through the first sleeve 15, the first sleeve 15 on the opposite side is led out, the top of the vertical support column 16 inside the lower cross beam 3 is connected with the inner top wall of the lower cross beam 3 in a fitting way, the two ends of the vertical support column 16 are supported by the supporting force of the first sleeve 15, the top end platform of the lower cross beam 3 is supported, the transverse support column 19 is inserted into the top end of the lower cross beam 3 through the second sleeve 18 in a penetrating way, the transverse support column 19 penetrates through the vertical support column inside the lower cross beam 3, the second sleeve 18 on the opposite side is led out, the two ends of the transverse support column 19 are supported by the supporting force of the second sleeve 18, and the vertical support column 16 is supported.
Referring to fig. 1, 2, 5, 11 and 12, the replacement assembly includes a first connecting plate 20, a fixing column 21, a fixing sleeve 22, a fixing bolt 23, a U-shaped supporting plate 24, a hexagonal nut 25, a second connecting plate 26, a motor base 27, a servo motor 28, a connecting groove 29, a connecting block 30, a replacement base 31, a screw hole 32 and a screw rod 33, the first connecting plate 20 is symmetrically mounted on the back of the movable cross beam 1 through bolts, the fixing column 21 is mounted on the back of the first connecting plate 20, one end of the fixing column 21 far away from the first connecting plate 20 is provided with the fixing sleeve 22 in a penetrating manner, the fixing bolt 23 penetrates through the fixing sleeve 22 and the fixing column 21 to be connected with two side surfaces of the U-shaped supporting plate 24 in a penetrating manner, the U-shaped supporting plate 24 is mounted between the two groups of fixing columns 21, one end of the fixing bolt 23 positioned in the U-shaped supporting plate 24 is connected with the hexagonal nut 25 in a threaded manner, the second connecting plates 26 are symmetrically arranged on the inner bottom wall of the U-shaped supporting plate 24 through bolts, the motor base 27 is connected with one side surface of the two groups of second connecting plates 26, which are opposite, the motor base 27 is arranged in the middle of the inner bottom wall of the U-shaped supporting plate 24, the servo motor 28 is arranged in the motor base 27, a rotating shaft connected with the output end of the servo motor 28 is in penetrating connection with the inner wall of the motor base 27, which is close to the movable cross beam 1, the surface of the movable cross beam 1 is in penetrating connection with a connecting groove 29, the number of the connecting groove 29 is 2, the connecting blocks 30 are in clamping connection with the inner wall of the connecting groove 29, the replacement base 31 is arranged at the bottoms of the two groups of connecting blocks 30, the top of the replacement base 31 is in attaching connection with the bottom of the movable cross beam 1, the screw hole 32 is in penetrating connection with the front and rear surfaces of the replacement base 31, the screw 33 is in threaded connection with the inner wall of the screw hole 32, and one end of the screw rod 33 is fixedly connected with a rotating shaft at the output end of the servo motor 28.
Further, when the workpiece is pressed, the bottom end of the movable cross beam 1 is abraded and recessed and needs to be replaced, the servo motor 28 is started to drive the screw rod 33 to rotate in the replacement base 31, the rotation motion of the screw rod 33 is converted into horizontal sliding of the replacement base 31, the replacement base 31 is separated from the screw rod 33 along with the sliding of the replacement base 31, the connecting block 30 is moved out of the connecting groove 29 along with the sliding of the replacement base 31, the abraded replacement base 31 is taken down from the movable cross beam 1, the top connecting block 30 of the new replacement base 31 is clamped in the connecting groove, the servo motor 28 is started again, the screw rod 33 is driven by the servo motor 28 to be spirally drilled in the screw hole 32 arranged in the replacement base 31, the screw rod 33 rotates along with the rotating shaft of the servo motor 28 and extends into the screw hole 32 arranged in the replacement base 31, the rotation motion of the screw rod 33 is converted into linear motion of the replacement base 31 again, and the replacement base 31 drives the connecting block 30 to be completely clamped in the connecting groove 29, so that the new replacement base 31 is mounted at the bottom of the movable cross beam 1.
The application method of the beam bearing assembly for the large-scale oil press comprises the following steps:
s1, when the lower beam 3 is assembled, a vertical support column 16 is inserted into a first sleeve 15 in a penetrating way, the two ends of the vertical support column 16 are supported by the oppositely arranged first sleeve 15, the top of the vertical support column 16 is in fit connection with the inner top wall of the lower beam 3, a workbench at the top of the lower beam 3 is supported, a horizontal support column 19 is inserted into a second sleeve 18 in a penetrating way, the two ends of the horizontal support column 19 are supported by the oppositely arranged second sleeve 18, the top of the horizontal support column 19 is in fit connection with the inner wall of a connecting through hole 17 formed in the vertical support column 16, and the part of the vertical support part positioned in the lower beam 3 is supported, so that the flatness of the workbench at the top of the lower beam 3 is maintained;
S2, before pressing the workpiece, moving the base plate 11 to drive the sliding block 12 to slide along a path combined by the fixed blocks 10, adjusting the combined shape of the base plate 11 according to the shape of the bottom surface of the workpiece, and collecting and combining the base plate 11 so that the plane combined by the base plate 11 can fully hold the workpiece;
s3, when the movable cross beam 1 moves out of the chute and tilts during pressing a workpiece, the conductive metal ball 7 rolls along the chute 5 towards the tilting end under the action of gravity, the conductive metal ball 7 rolls to one end of the chute 5 and is simultaneously connected with the conductive metal sheets 6 at the two sides of the end, a loop of the conductive metal sheets 6 at the end and an electric cylinder 8 is connected, the electric cylinder 8 is electrified and contracted according to the setting, the end of the movable cross beam 1 is driven to move upwards, and the angle of the movable cross beam 1 is leveled;
s4, when abrasion or depression occurs at the bottom of the movable cross beam 1 after workpiece pressing is completed, replacing a replacement base 31 at the bottom of the movable cross beam 1, starting a servo motor 28 to drive a screw rod 33 to rotate in a screw hole 32 formed in the replacement base 31, converting the rotation motion of the screw rod 33 into linear motion of the replacement base 31 at a horizontal angle, moving the replacement base 31 out of the bottom of the movable cross beam 1, aligning a connecting block 30 of the new replacement base 31 with a connecting groove 29, enabling the connecting block 30 to be in clamping connection with the connecting groove 29, starting the servo motor 28 again, driving the screw rod 33 to rotate in the opposite direction to be in threaded connection with the screw hole 32 by the servo motor 28, and installing the replacement base 31 at the bottom of the movable cross beam 1 again through converting the rotation motion of the screw rod 33 into linear motion of the replacement base 31, so that replacement of the replacement base 31 is realized.
In the step S1, the method further includes the following steps:
s11, in the process, the transverse support columns 19 pass through the second sleeves 18, the through holes 17 are connected in the lower cross beam 3 in a penetrating way, and then the opposite second sleeves 18 are passed through, so that the vertical support columns 16 and the transverse support columns 19 are connected in a crossing and penetrating way;
in the step S2, the method further includes the following steps:
s21, in the process, the sliding block 12 slides on the inner bottom wall of the movable groove body 9, and the friction force generated by the inner bottom wall of the movable groove body 9 on the balls 14 drives the balls 14 to roll in the spherical groove body 13 so as to reduce the resistance to the movement of the backing plate 11;
in the step S3, the method further includes the following steps:
s31, when the angle of the movable cross beam 1 is adjusted, as the inner slideway of the chute 5 is arranged as high at both ends and low in the middle, the conductive metal sphere 7 positioned at one end of the chute 5 rolls to the middle position of the chute 5 under the action of gravity, and is separated from the connection with the conductive metal sheet 6, and the electric cylinder 8 is disconnected;
in the step S4, the method further includes the following steps:
and S41, in the process, the replacement component drives the connecting block 30 to slide in the connecting groove 29 in the sliding process below the movable cross beam 1.
In the working principle, in the process of assembling the hydraulic press, the vertical support column 16 is inserted into the top end of the lower cross beam 3 through the first sleeve 15, the top of the vertical support column 16 positioned in the lower cross beam 3 is led out from the first sleeve 15 at the opposite side, the top of the vertical support column 16 is in fit connection with the inner top wall of the lower cross beam 3, the two ends of the vertical support column 16 are supported by the supporting force of the first sleeve 15, the top end platform of the lower cross beam 3 is supported, the transverse support column 19 is inserted into the top end of the lower cross beam 3 through the second sleeve 18, the transverse support column 19 passes through the vertical support rod in the lower cross beam 3, the two ends of the transverse support column 19 are led out from the second sleeve 18 at the opposite side, the two ends of the transverse support column 19 are supported by the supporting force of the second sleeve 18, the vertical support column 16 is supported, before the workpiece is pressed, the base plate 11 is moved, the base plate 11 drives the slide block 12 to slide along the combined path of the fixed block 10, the base plate 11 is arranged right below the movable cross beam 1, the combined shape of the base plate 11 is larger than the bottom surface of a workpiece, the base plate 11 is used for intensively supporting the bottom of the workpiece, when the angle of the movable cross beam 1 inclines in the process of pressing the workpiece downwards, a metal ball slides along the chute 5 to the inclined side, the metal ball slides to one end of the chute 5, the metal ball is connected with the conductive metal sheets 6 at the two sides of the end, a loop connected with the conductive metal sheets 6 and the electric cylinder 8 is communicated with the metal ball, the electric cylinder 8 contracts to drive one end of the movable cross beam 1 to move upwards, the inclined end of the movable cross beam 1 is lifted upwards, the movable cross beam 1 is leveled, the chute 5 is provided with a concave structure with two ends higher than the middle, after the movable cross beam 1 is leveled, the middle slideway of the chute 5 is lower, the metal ball slides towards the middle of the chute 5 along with gravity and is separated from the conductive metal sheets 6, when the electric cylinder 8 is disconnected again and the abrasion depression is generated at the bottom end of the movable cross beam 1 after the workpiece is pressed, the servo motor 28 is started to drive the screw rod 33 to rotate in the replacement base 31, the rotation motion of the screw rod 33 is converted into the horizontal sliding of the replacement base 31, the replacement base 31 is separated from the screw rod 33 along with the sliding of the replacement base 31, the connecting block 30 is moved out of the connecting groove 29 along with the separation of the replacement base 31, the abraded replacement base 31 is taken down from the movable cross beam 1, the top connecting block 30 of the new replacement base 31 is clamped in the connecting groove, the servo motor 28 is started again, the screw rod 33 is driven by the servo motor 28 to be screwed into the screw hole 32 arranged in the replacement base 31, the screw rod 33 rotates along with the rotating shaft of the servo motor 28 and extends into the screw hole 32 arranged in the replacement base 31, the rotation motion of the screw rod 33 is converted into the linear motion of the replacement base 31 again, and the replacement base 31 drives the connecting block 30 to be completely clamped in the connecting groove 29, so that the new replacement base 31 is mounted at the bottom of the movable cross beam 1.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a crossbeam bearing assembly for large-scale hydraulic press, includes movable cross beam (1), movable cross beam (1) surface through installs the stand, entablature (2) are installed on the top of stand, bottom end mounting of stand has entablature (3), the bottom fixedly connected with hydro-cylinder of entablature (2), and the output of hydro-cylinder and the top fixed connection of movable cross beam (1), its characterized in that: the leveling assembly is installed on the side surface and the top of the movable cross beam (1), the adjustable supporting assembly is arranged on the top of the lower cross beam (3), the reinforcing assembly is movably installed in the lower cross beam (3), and the replacement assembly is installed at the bottom of the movable cross beam (1);
The leveling assembly comprises a square groove body (4), a sliding groove (5), conductive metal sheets (6), conductive metal balls (7) and an electric cylinder (8), wherein the square groove body (4) is relatively arranged on four side surfaces of the movable cross beam (1), the sliding groove (5) is arranged on the inner bottom wall of the square groove body (4), the vertical section of the sliding groove (5) is semicircular, the sliding way inside the sliding groove (5) is high at two ends and low in the middle, the conductive metal sheets (6) are distributed on two sides at two ends of the sliding groove (5), and intervals are arranged between the conductive metal sheets (6) at two sides;
the electric cylinder (8) is fixedly arranged at four corners of the bottom of the upper beam (2), screws connected with the output end of the electric cylinder (8) are connected with four corners of the top of the movable beam (1), two sides of one end of the sliding chute (5) are respectively connected with the nearest electric cylinder (8) through wires to form a group of loops, the electric cylinder (8) can be simultaneously connected with two groups of loops, the electric metal balls slide to one end of the sliding chute (5) and are simultaneously connected with the surfaces of the conductive metal sheets (6) on two sides, loops of the electric cylinder (8) are connected, the adjustable supporting component comprises a movable groove body (9), a fixed block (10), a base plate (11), a sliding block (12), a spherical groove body (13) and balls (14), the movable groove body (9) is square and arranged at the top of the lower beam (3), the fixed block (10) is uniformly arranged on the inner bottom wall of the movable groove body (9), any base plate (11) is arranged at the top of the movable groove body (13) and is fixedly arranged at the top of the movable groove body (13), the sliding block (12) slides along the inner bottom wall of the movable groove body (9) to drive the ball (14) to roll in the spherical groove body (13), the channel formed by any two groups of fixed blocks (10) or the channel formed by one group of fixed blocks (10) positioned at the outer side and the inner wall of the opposite square groove body (4) is of an inverted T-shaped structure,
The slide block (12) is in an inverted T-shaped structure, the slide block (12) can slide along a channel formed by any two groups of fixed blocks (10) and drive the base plate (11) to translate at the top of the fixed blocks (10), the reinforcing component comprises a first sleeve (15), a vertical support column (16), a connecting through hole (17), a second sleeve (18) and a transverse support column (19), the first sleeve (15) is relatively arranged on the front side surface and the rear side surface of the lower cross beam (3), the inner wall of the first sleeve (15) is in penetrating connection with the inner wall of the top end of the lower cross beam (3), the vertical support column (16) is simultaneously in penetrating connection with the two opposite groups of first sleeves (15), the top of the vertical support column (16) inside the lower cross beam (3) is in abutting connection with the inner top wall of the lower cross beam (3), a plurality of groups of connecting through holes (17) are formed in penetrating the surface of the inside the lower cross beam (3), the second sleeve (18) is relatively arranged on the left side surface and the right side surface of the lower cross beam (3), the inner wall of the second sleeve (18) is in penetrating connection with the inner wall of the top end of the lower cross beam (3) with the two opposite groups of the second sleeve (19), and part of the surface of the transverse support column (19) positioned in the lower cross beam (3) is in fit connection with the inner wall of the connecting through hole (17).
2. The beam load bearing assembly for a large oil press of claim 1, wherein: the replacement assembly comprises a first connecting plate (20), a fixing column (21), a fixing sleeve (22), a fixing bolt (23), a U-shaped supporting plate (24), a hexagonal nut (25), a second connecting plate (26), a motor base (27), a servo motor (28), a connecting groove body (29), a connecting block (30), a replacement base (31), a screw hole (32) and a screw rod (33), wherein the first connecting plate (20) is symmetrically arranged on the back of a movable cross beam (1) through bolts, the fixing column (21) is arranged on the back of the first connecting plate (20), and one end, far away from the first connecting plate (20), of the fixing column (21) is penetrated by the fixing sleeve (22).
3. The beam load bearing assembly for a large oil press of claim 2, wherein: the fixing bolts (23) penetrate through the fixing sleeve (22) and the fixing columns (21) to be connected with the two side surfaces of the U-shaped supporting plate (24), the U-shaped supporting plate (24) is installed between the two groups of fixing columns (21), one end of each fixing bolt (23) located inside the U-shaped supporting plate (24) is connected with a hexagonal nut (25) in a threaded mode, the second connecting plates (26) are symmetrically installed on the inner bottom wall of the U-shaped supporting plate (24) through bolts, the motor base (27) is connected with one side surface opposite to the two groups of second connecting plates (26), the motor base (27) is installed in the middle of the inner bottom wall of the U-shaped supporting plate (24), the servo motor (28) is installed in the motor base (27), a rotating shaft connected with the output end of the servo motor (28) is connected with the inner wall of the movable cross beam (1) in a penetrating mode, the surface of the movable cross beam (1) is provided with a connecting groove body (29) in a penetrating mode, the number of the connecting groove body (29) is 2, the connecting block (30) is connected with the inner wall of the connecting groove body (29) in a clamping mode, the bottom of the two groups of the connecting block (31) is installed on the inner wall of the connecting groove body (31) is connected with the screw hole (31) in a penetrating mode, the screw hole (32) is connected with the bottom of the screw hole (31) in front of the screw hole (31) in a penetrating mode, the screw hole (32) is connected with the screw hole (32), and one end of the screw rod (33) is fixedly connected with a rotating shaft at the output end of the servo motor (28).
4. A method of using a beam load bearing assembly for a large oil press, suitable for use in any one of claims 1-3, comprising:
s1, when the lower beam (3) is assembled, a vertical support column (16) is inserted into a first sleeve (15) in a penetrating mode, the two ends of the vertical support column (16) are supported by the oppositely arranged first sleeve (15), the top of the vertical support column (16) is in fit connection with the inner top wall of the lower beam (3), a workbench at the top of the lower beam (3) is supported, a transverse support column (19) is inserted into a second sleeve (18) in a penetrating mode, the two ends of the transverse support column (19) are supported by the oppositely arranged second sleeve (18), the top of the transverse support column (19) is in fit connection with the inner wall of a connecting through hole (17) formed in the vertical support column (16), and the position, located in the lower beam (3), of the vertical support portion is supported, so that the flatness of the workbench at the top of the lower beam (3) is maintained.
S2, before pressing a workpiece, moving the base plate (11) to drive the sliding block (12) to slide along a combined path of the fixed blocks (10), adjusting the combined shape of the base plate (11) according to the shape of the bottom surface of the workpiece, and collecting and combining the base plate (11), so that the plane formed by combining the base plates (11) can fully hold the workpiece;
S3, when the movable cross beam (1) moves out of the chute and tilts during pressing a workpiece, the conductive metal ball (7) rolls towards the tilted end along the chute (5) under the action of gravity, the conductive metal ball (7) rolls to one end of the chute (5) and is simultaneously connected with the conductive metal sheets (6) at the two sides of the end, a loop of the conductive metal sheets (6) at the end connected with the electric cylinder (8) is connected, the electric cylinder (8) is electrified and contracted according to the setting, the end of the movable cross beam (1) is driven to move upwards, and the angle of the movable cross beam (1) is leveled;
s4, when abrasion or sinking occurs at the bottom of the movable cross beam (1) after workpiece pressing is completed, the replacement base (31) at the bottom of the movable cross beam (1) is replaced, the servo motor (28) is started to drive the screw rod (33) to rotate in the screw hole (32) formed in the replacement base (31), the rotary motion of the screw rod (33) is converted into the linear motion of the replacement base (31) at a horizontal angle, so that the replacement base (31) is moved out of the bottom of the movable cross beam (1), a connecting block (30) of the new replacement base (31) is aligned with the connecting groove body (29), the connecting block (30) is clamped and connected with the connecting groove body (29), the servo motor (28) is started again, the servo motor (28) drives the screw rod (33) to rotate reversely to be in threaded connection with the screw hole (32), and the replacement base (31) is replaced by converting the rotary motion of the screw rod (33) into the linear motion of the replacement base (31), and the replacement base (31) is installed at the bottom of the movable cross beam (1).
5. The method of using a beam load bearing assembly for a large oil press according to claim 4, further comprising the steps of, in said step S1:
s11, in the process, the transverse support column (19) passes through the second sleeve (18), the through hole (17) is connected in the lower cross beam (3) in a penetrating way, and then the opposite second sleeve (18) is passed through, so that the vertical support column (16) and the transverse support column (19) are connected in a crossing and penetrating way;
in the step S2, the method further includes the following steps:
s21, in the process, the sliding block (12) slides on the inner bottom wall of the movable groove body (9), and the friction force generated by the inner bottom wall of the movable groove body (9) on the balls (14) drives the balls (14) to roll in the spherical groove body (13) so as to reduce the resistance to the movement of the base plate (11);
in the step S3, the method further includes the following steps:
s31, when the angle of the movable cross beam (1) is adjusted, as the inner slide way of the slide groove (5) is arranged to be high at two ends and low in the middle, the conductive metal ball (7) positioned at one end of the slide groove (5) rolls to the middle position of the slide groove (5) under the action of gravity, and is separated from the connection with the conductive metal sheet (6), and the electric cylinder (8) is disconnected;
In the step S4, the method further includes the following steps:
s41, in the process, the replacement component drives the connecting block (30) to slide in the connecting groove body (29) in the sliding process below the movable cross beam (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310009634.2A CN116021830B (en) | 2023-01-04 | 2023-01-04 | Beam bearing assembly for large oil press and application method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310009634.2A CN116021830B (en) | 2023-01-04 | 2023-01-04 | Beam bearing assembly for large oil press and application method |
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| CN116021830A CN116021830A (en) | 2023-04-28 |
| CN116021830B true CN116021830B (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN209937811U (en) * | 2019-01-16 | 2020-01-14 | 南京迪威尔高端制造股份有限公司 | Inclination correcting system for movable cross beam of large die forging hydraulic press |
| CN113430914A (en) * | 2021-06-24 | 2021-09-24 | 王超 | Anti-overturning supporting device for T-shaped beam plate |
| CN114179425A (en) * | 2021-12-08 | 2022-03-15 | 中国第一重型机械股份公司 | Movable beam leveling structure and hydraulic press |
| CN216993161U (en) * | 2022-03-21 | 2022-07-19 | 江苏扬力液压装备有限公司 | Large-table-board heavy hydraulic machine with inclined anti-skid blocks |
| CN217224034U (en) * | 2022-01-11 | 2022-08-19 | 长春亿成机械制造有限公司 | Adjustable support frame that friction welding machine was used |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB794979A (en) * | 1955-07-12 | 1958-05-14 | United Shoe Machinery Corp | Improvements in or relating to presses suitable for use in performing cutting operations of sheet materials |
| US5179879A (en) * | 1990-04-25 | 1993-01-19 | Bobst Sa | Process for controlling the parallelism of the two beams of a press used for cutting sheet or weblike matter destined to be converted into a package |
| WO2005021253A2 (en) * | 2003-08-25 | 2005-03-10 | Christian Wieber | Hydraulic press and deep-drawing press |
| KR100842774B1 (en) * | 2007-04-13 | 2008-07-01 | 성협공업주식회사 | Mould setting apparatus and method of mould setting |
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| CN113430914A (en) * | 2021-06-24 | 2021-09-24 | 王超 | Anti-overturning supporting device for T-shaped beam plate |
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| CN216993161U (en) * | 2022-03-21 | 2022-07-19 | 江苏扬力液压装备有限公司 | Large-table-board heavy hydraulic machine with inclined anti-skid blocks |
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| Publication number | Publication date |
|---|---|
| CN116021830A (en) | 2023-04-28 |
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