CN116460192A - Automatic oil pressure production line and production method - Google Patents

Abstract

The invention provides an automatic oil pressure production line and a production method, and relates to the technical field of automatic production and processing, wherein the automatic oil pressure production line comprises a feeding system, a forming system and a discharging system which are sequentially arranged along the conveying direction of the production line, the feeding system is used for conveying a plate to the forming system, and the forming system is used for stamping the plate into a formed plate; the blanking system comprises a third grabbing device, a first conveying device, a turnover device and a second conveying device, wherein the third grabbing device, the first conveying device, the turnover device and the second conveying device are sequentially arranged along the conveying direction of the production line, the third grabbing device is used for grabbing the plate from the forming system to the first conveying device, the turnover device is used for selectively turnover the plate, and the second conveying device is used for conveying the plate passing through the turnover device. The automatic oil pressure production line can realize the automatic production of modular blocks of the silo, is convenient for workers to weld on the second conveying device, simplifies the production process flow of the silo to a great extent, and improves the production efficiency of the silo.

Description

Automatic oil pressure production line and production method

Technical Field

The invention relates to the technical field of automatic production and processing, in particular to an automatic oil pressure production line and a production method.

Background

Silos are warehouses for storing bulk materials, wherein concrete mixing stations typically employ cement silos (also known as cement/powder tanks) to store various bulk materials such as cement, fly ash, and the like.

At present, in the production process of a silo, a bending process is generally adopted to carry out edge folding treatment on a plate material, then a rolling process is adopted to roll the plate material into a cylindrical plate, and then the production and the processing are carried out in a manual welding mode. The silo has a large volume and the weight is usually 100t, 200t, 300t or even thousands of tons, so that the volume of the cylindrical plate after the rolling treatment is also large, the lifting process is complicated, the manual welding workload is large, and the production efficiency is low.

Disclosure of Invention

The invention solves the problems that: how to improve the automation degree of silo production.

In order to solve the problems, the invention provides an automatic oil pressure production line, which comprises a feeding system, a forming system and a discharging system which are sequentially arranged along the conveying direction of the production line, wherein the feeding system is used for conveying a plate material to the forming system, and the forming system is used for stamping the plate material into a formed plate;

the blanking system comprises a third grabbing device, a first conveying device, a turnover device and a second conveying device, wherein the third grabbing device, the first conveying device, the turnover device and the second conveying device are sequentially arranged along the conveying direction of the production line, the third grabbing device is used for grabbing the plate from the forming system to the first conveying device, the turnover device is used for selectively turnover the plate, and the second conveying device is used for conveying the plate passing through the turnover device.

Optionally, the molding system includes the hydraulic press, the hydraulic press includes frame, slider, mould and workstation, slider sliding connection in the frame is used for following vertical direction slip, the frame connect in on the workstation, the mould includes mould and lower mould, go up the mould install in on the slider, the lower mould install in on the workstation.

Optionally, a first guide rail extending along a first direction and a second guide rail extending along a second direction are arranged on the workbench, the first guide rail passes under the sliding block, the second guide rail is positioned at one side of the rack in the first direction, one end of the first guide rail in the first direction passes through one end of the second guide rail in the first direction and is connected to the other end of the second guide rail in the first direction, and the die is used for moving along the first guide rail and the second guide rail; wherein the first direction is parallel to a horizontal plane and perpendicular to a conveying direction of the production line, and the second direction is parallel to the horizontal plane and perpendicular to the first direction.

Optionally, the blanking system further includes a second centering device, a fourth grabbing device and a blanking frame, wherein the second centering device is arranged at one end of the second conveying device, which is far away from the first conveying device, and is used for detecting the position of the plate, and the fourth grabbing device is used for grabbing the plate from the second centering device to the blanking frame for stacking.

Optionally, the blanking system further comprises a transition frame, the transition frame is arranged between the forming system and the first conveying device, and the third grabbing device is used for grabbing the plate from the forming system to the transition frame and grabbing the plate from the transition frame to the first conveying device.

Optionally, the turning device includes support frame, elevating system and rotary mechanism, the support frame is located first conveyor is towards the both sides of the one end of second conveyor, rotary mechanism rotate connect in on the elevating system, and be used for the drive the plate upset, elevating system connect in on the support frame, be used for the drive rotary mechanism carries out elevating movement along vertical direction.

Optionally, the feeding system includes material loading frame, first grabbing device, first centering device and second grabbing device, the material loading frame is located the feed end of production line, and is used for holding the sheet material, first grabbing device is used for with the sheet material follow material loading frame snatchs to on the first centering device, the second grabbing device will the sheet material is followed first centering device snatchs to on the molding system, first centering device is used for detecting the position of sheet material.

Optionally, the first centering device includes first imaging detection unit, first vision processing unit, first support and first detection platform, first imaging detection unit locates on the first support, and be located the top of first detection platform, first grabbing device is used for with the sheet material follow go up the work or material rest snatchs to on the first detection platform, first imaging detection unit with first vision processing unit electric connection is used for carrying out imaging detection to the position of sheet material of placing on the first detection platform, first vision processing unit with the second grabbing device electric connection.

Optionally, the second conveying device comprises a base and a chain plate for conveying the plate, wherein the chain plate is arranged on the base along the conveying direction of the production line and is used for being connected with a ground wire of the welding machine.

In order to solve the above problems, the present invention further provides a production method of an automatic oil pressure production line, based on the automatic oil pressure production line, including:

conveying the plate material to a forming system through a feeding system;

stamping the plate into a formed plate through the forming system;

Grabbing the plate from the forming system to a first conveying device of the blanking system through a third grabbing device of the blanking system;

when welding operation is required to be performed on the back surface of the plate, after the plate is transported to a turnover device of the blanking system, the plate is turned over by 180 degrees through the turnover device, the turned plate is conveyed to a welding station through a second conveying device of the blanking system, an operator performs welding operation on the second conveying device, and after the welding operation is completed, the plate is continuously conveyed through the second conveying device until the plate is off line;

when the plate does not need to be welded, the plate is directly conveyed from the first conveying device to the second conveying device, and the plate is continuously conveyed through the second conveying device until the plate is offline.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, an automatic oil pressure production line is applied to the production of the silo, specifically, a sheet material such as a steel plate and the like can be conveyed to a forming system through a feeding system, then the sheet material is punched into formed sheet materials (namely modular blocks of the silo) through the forming system, and then the sheet materials are grabbed from the forming system to a first conveying device through a third grabbing device of a discharging system, so that the sheet materials are conveyed to the lower line through the first conveying device and a second conveying device, the automatic production of the modular blocks of the silo is realized, and the automatic production degree and the production efficiency of the silo are improved. In addition, accessible sets up turning device between first conveyor and second conveyor to in the unloading in-process, if need carry out welding operation such as welding jack-up lug on the plate, accessible turning device overturns 180 with the plate, so that the back of plate (i.e. the side that the plate is located the silo is inside) up, thereby make things convenient for the workman to carry out welding operation on second conveyor, thereby need not to carry the plate to other welding stations outside the production line and carry out welding operation, simplified the production technological flow of silo to a great extent, thereby further improved the production efficiency of silo.

Drawings

FIG. 1 is a schematic top view of an automated hydraulic line according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of an automated hydraulic line according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of an automated oil pressure production line according to another embodiment of the present invention;

FIG. 4 is a schematic diagram of an oil press according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of a turnover device according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of a first centering device according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of a first conveying apparatus according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a loading frame according to an embodiment of the present invention.

Reference numerals illustrate:

100. a feeding system; 110. a feeding frame; 111. a feeding base; 112. an upper frame; 113. a material rod; 120. a first grasping device; 130. a first centering device; 131. a first imaging detection unit; 132. a first bracket; 133. a detection table; 140. a second gripping device;

200. a molding system; 210. a frame; 220. a slide block; 230. a mold; 240. a work table; 241. a first guide rail; 242. a second guide rail;

300. a blanking system; 310. a third gripping device; 320. a first conveying device; 330. a turnover device; 331. a support frame; 332. a lifting mechanism; 333. a rotation mechanism; 334. a sliding seat; 340. a second conveying device; 341. a base; 342. a link plate; 343. an adjusting mechanism; 350. a second centering device; 360. a fourth grasping device; 370. a blanking frame; 380. transition frame

410. A safety fence; 420. a safety door.

Detailed Description

In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

The Z-axis in the drawing represents the vertical direction, i.e., the up-down position, and the forward direction of the Z-axis (i.e., the arrow of the Z-axis points) represents the up direction, and the reverse direction of the Z-axis represents the down direction; the X-axis in the drawing represents the horizontal direction and is designated as the left-right position, and the forward direction of the X-axis represents the left side and the reverse direction of the X-axis represents the right side; the Y-axis in the drawings is shown in a front-to-rear position, with the forward direction of the Y-axis representing the front side and the reverse direction of the Y-axis representing the rear side; it should also be noted that the foregoing Z-axis, Y-axis, and X-axis are meant to be illustrative only and not indicative or implying that the apparatus or component in question must be oriented, configured or operated in a particular orientation, and therefore should not be construed as limiting the invention.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein.

At present, a silo mainly comprises two parts, namely a cylinder body and a cone body, wherein the cone body is usually formed by rolling a plate material into a cone shape, then manually welding the cone body to process the cone body into the cone body of the silo, when the silo with large volume such as a cement tank/powder tank is produced, the cylinder body of the silo is usually divided into a plurality of sections, each section of cylinder body is formed by rolling the plate material by adopting a flanging process, then rolling the plate material subjected to flanging by adopting a rolling process, then manually welding the cylinder body into a cylindrical cylinder body, and finally splicing and welding the cylindrical cylinder bodies into the cylinder body of the silo. In the whole production process, a plurality of sections of cylinders are required to be lifted by using equipment such as a travelling crane, and the operation is complex, and meanwhile, a large number of welding operations are required to be performed, so that the production efficiency is low, and the manual welding precision is low, so that the product quality is unstable.

In order to improve production efficiency and product quality, the invention provides an automatic oil pressure production line for realizing automatic production and processing by adopting an oil pressure process, but before processing, a silo is required to be subjected to modularized design, for example, the top of the silo is designed to be assembled by a plurality of roof blocks, the barrel of the silo is designed to be assembled by a plurality of barrel blocks, and the cone of the silo is designed to be assembled by a plurality of cone blocks. Then, each splicing block of the silo is automatically produced through the automatic oil pressure production line, a plurality of silo top splicing blocks are fixed through bolts to form a silo top of the silo, a plurality of cylinder splicing blocks are fixed through bolts to form a cylinder of the silo, a plurality of cone splicing blocks are fixed through bolts to form a cone of the silo, and finally the silo top, the cylinder and the cone are fixed through bolt connection and welding to form the silo. The specific structure of the automated hydraulic line will be described in detail with reference to specific examples.

Referring to fig. 1 and 2, an embodiment of the present invention provides an automatic oil pressure production line, including a feeding system 100, a forming system 200, and a discharging system 300 sequentially disposed along a conveying direction of the production line, where the feeding system 100 is used for conveying a sheet material to the forming system 200, and the forming system 200 is used for stamping the sheet material into a formed sheet material; the blanking system 300 includes a third grabbing device 310, a first conveying device 320, a turning device 330 and a second conveying device 340 sequentially arranged along a conveying direction of the production line, wherein the third grabbing device 310 is used for grabbing the plate from the forming system 200 to the first conveying device 320, the turning device 330 is used for selectively turning the plate, and the second conveying device 340 is used for conveying the plate passing through the turning device.

Specifically, the feeding system 100, the forming system 200 and the discharging system 300 are sequentially arranged from front to back, that is, the automatic oil pressure production line is conveyed from front to back, that is, the conveying direction is from front to back. When each piece of the silo is produced by using the automatic oil pressure production line, firstly, a sheet material such as a steel plate is conveyed to the forming system 200 by the feeding system 100, then, the sheet material is punched into a formed sheet material by the forming system 200, the sheet material is a modularized piece of the silo, then, the piece is conveyed to the blanking frame 370 such as the one described later by the blanking system 300, so that the automatic production of the piece of the silo is completed, and finally, the piece is conveyed to the assembly station by the transport vehicle such as the RGV trolley for assembly, so that the production of the silo is completed. The blanking system 300 includes a third grabbing device 310, a first conveying device 320, a turnover device 330 and a second conveying device 340, which are sequentially arranged from front to back, wherein the rear end of the first conveying device 320 and the front end of the second conveying device 340 may be connected or may be arranged at intervals, and in practical application, the first conveying device 320 and the second conveying device 340 are generally arranged at intervals, and it is to be noted that when the first conveying device 320 and the second conveying device 340 are arranged at intervals, the interval between the first conveying device 320 and the second conveying device 340 is smaller, so as to ensure that a plate can be directly conveyed from the first conveying device 320 to the second conveying device 340; the turnover device 330 is erected on the left and right sides of the first conveying device 320 and the second conveying device 340 and is positioned at the rear end of the first conveying device 320 and the front end of the second conveying device 340, and the second conveying device 340 is electrically connected with the cathode of the welding machine so as to ensure the safety of the welding operation. In the process of blanking the plate, the punched and formed plate is firstly grabbed from the forming system 200 by the third grabbing device 310 to the first conveying device 320 for transportation, at this time, the plate is usually transported in a state that the back surface (i.e. the side surface of the plate located in the silo) faces downwards and the front surface (i.e. the side surface of the plate located outside the silo) faces upwards, when the plate is transported to the turnover device 330, if a welding operation such as a welding lifting lug needs to be performed on the back surface of the plate, the turnover device 330 can turn the plate 180 degrees, so that the back surface of the plate faces upwards, then the second conveying device 340 conveys the turned plate to a welding station, and the second conveying device 340 stops transporting operation, so that a worker can conveniently perform the welding operation on the second conveying device 340, and if the welding operation does not need to be performed, the turnover device 330 does not work, and the plate is directly conveyed to a lower line through the first conveying device 320 and the second conveying device 340.

In this embodiment, the automatic oil pressure production line may be applied to the production of the silo, specifically, the feeding system 100 may be used to convey the sheet material, such as a steel sheet, to the forming system 200, then the forming system 200 may punch the sheet material into formed sheet materials (i.e. modular segments of the silo), and then the third grabbing device 310 of the blanking system 300 may grab the sheet materials from the forming system 200 to the first conveying device 320, so that the sheet materials may be conveyed to the offline through the first conveying device 320 and the second conveying device 340, thereby realizing the automatic production of the modular segments of the silo, and improving the automatic production degree and the production efficiency of the silo. In addition, the turnover device 330 is arranged between the first conveying device 320 and the second conveying device 340, so that in the blanking process, if welding operations such as welding lifting lugs and the like are needed to be carried out on the plate, the turnover device 330 can be utilized to turn the plate 180 degrees, so that the back surface of the plate (namely, the side surface of the plate positioned in the silo) faces upwards, and a worker can conveniently carry out the welding operations on the second conveying device 340, so that the plate is not required to be carried to other welding stations outside a production line for carrying out the welding operations, the production process flow of the silo is simplified to a greater extent, and the production efficiency of the silo is further improved.

Further, the third grabbing device 310 includes a third manipulator and a third chuck mechanism detachably mounted on the third manipulator, where the third chuck mechanism is used for adsorbing the plate. So to realize utilizing the manipulator to snatch the plate automatically to efficiency and degree of accuracy when improving snatch, simultaneously, can change different sucking disc mechanisms according to the size and the model of plate, with snatch different plates.

Alternatively, as shown in connection with fig. 7, the second conveying device 340 includes a base 341 and a link plate 342 for transporting the board, and the link plate 342 is provided on the base 341 in a conveying direction of the production line and is for connection with a ground line of the welder.

In this embodiment, the second conveying device 340 is a chain plate conveyor, and the chain plate conveyor is used as the second conveying device 340 to convey the plate, so that not only is the structure simple, but also various types of workpieces such as flat workpieces and curved workpieces can be conveyed. The link plate 342 of link plate conveyor sets up on the base 341 along the fore-and-aft direction, and third grabbing device 310 snatchs the plate that takes shape from molding system 200 to on the link plate 342 to utilize link plate 342 to carry the plate, guarantee that the plate can follow the setting direction and convey, simultaneously, when carrying out welding operation on second conveyor 340, link plate 342 stops carrying, at this moment, through the ground wire connection with link plate 342 and welding machine, so, safety when carrying out welding operation on second conveyor 340 is guaranteed.

Further, as shown in fig. 7, the second conveying device 340 further includes an adjusting mechanism 343 disposed on the base 341, two link plates 342 are disposed on the base 341 at intervals, and the adjusting mechanism 343 is used for adjusting the distance between the two link plates 342. In this way, the spacing between the two link plates 342 can be adjusted by the adjusting mechanism 343, so that the second conveying device 340 can convey plates with different sizes, and the universality is higher.

Further, the first conveying device 320 and the second conveying device 340 may have the same structure or different structures, that is, the first conveying device 320 may be a chain conveyor or a conveying device such as a belt conveyor, and may be selectively arranged according to needs in practical applications.

Optionally, as shown in fig. 5, the turning device 330 includes a supporting frame 331, a lifting mechanism 332 and a rotating mechanism 333, the supporting frame 331 is disposed on two sides of one end of the first conveying device 320 facing the second conveying device 340, the rotating mechanism 333 is rotatably connected to the lifting mechanism 332 and is used for driving the plate to turn, and the lifting mechanism 332 is connected to the supporting frame 331 and is used for driving the rotating mechanism 333 to perform lifting motion along a vertical direction.

Specifically, the lifting mechanism 332 may be a mechanical structure that lifts by a chain, a mechanical structure that lifts by a telescopic cylinder, or other structures that can realize lifting motion, which is not particularly limited herein. The rotating mechanism 333 is generally provided with a clamping structure for clamping the plate, in one example, two supporting frames 331, two lifting mechanisms 332 and two rotating mechanisms 333 are respectively arranged on the left side and the right side of the first conveying device 320/the second conveying device 340, and each supporting frame 331 is provided with one lifting mechanism 332 and one rotating mechanism 333, and at this time, the two rotating mechanisms 333 are used for respectively clamping the left end and the right end of the plate to turn over the plate; in other examples, one support 331, one elevating mechanism 332 and one rotating mechanism 333 are provided, and the support 331 is provided on the left or right side of the first conveying device 320/the second conveying device 340, and at this time, the plate is turned over by clamping the left or right end of the plate by the one rotating mechanism 333.

Thus, when the plate is transported to the turnover device 330 along the first transporting device 320, if a welding operation is required, the rotation mechanism 333 can be adjusted to a height corresponding to the plate by the lifting mechanism 332, and then the plate is clamped by the rotation mechanism 333 and driven to rotate, so as to turn over the plate.

Further, referring to fig. 5, the turning device 330 further includes a sliding seat 334, the sliding seat 334 is disposed along a conveying direction perpendicular to the production line, and the supporting frame 331 is slidably disposed on the sliding seat 334 and is configured to slide along a length direction of the sliding seat 334.

Thus, when the plate is larger in the left-right direction, the support frame 331 slidably connected to the sliding seat 334 can be moved away from the first conveying device 320/the second conveying device 340 to increase the distance between the two rotating mechanisms 333, or increase the distance between the rotating mechanisms 333 and the first conveying device 320/the second conveying device 340, so that the rotating mechanism 333 can clamp the end of the plate with larger size conveniently, otherwise, the distance between the two rotating mechanisms 333 can be reduced, or the distance between the rotating mechanism 333 and the first conveying device 320/the second conveying device 340 can be reduced, so that the rotating mechanism 333 can clamp the end of the plate with smaller size conveniently, and thus, the relative position between the rotating mechanism 333 and the plate can be adjusted by changing the position of the support frame 331 on the sliding seat 334, so that the turnover device 330 can be suitable for turnover of plates with different sizes.

Optionally, as shown in fig. 1 and fig. 2, the blanking system 300 further includes a second centering device 350, a fourth grabbing device 360, and a blanking frame 370, where the second centering device 350 is disposed at an end of the second conveying device 340 away from the first conveying device 320 and is used for detecting a position of the plate, and the fourth grabbing device 360 is used for grabbing the plate from the second centering device 350 onto the blanking frame 370 for stacking.

Specifically, the second centering device 350, the fourth grabbing device 360 and the blanking frame 370 are sequentially arranged along the conveying direction of the production line, the blanking frame 370 is generally arranged at the left side and the right side of the rear end of the second centering device 350, the fourth grabbing device 360 is generally a manipulator, the grabbing end of the manipulator is provided with a sucker mechanism, and the sucker mechanism grabs the plate in a magnetic attraction manner; the second centering device 350 detects the position of the plate and transmits the detected data to the fourth gripping device 360 so that the fourth gripping device 360 adjusts the gripping posture according to the position of the plate.

Like this, accessible sets up fourth grabbing device 360 and work or material rest 370 to utilize fourth grabbing device 360 to snatch the plate to carry out the pile up neatly on the work or material rest 370, in order to realize the off-line of plate, simultaneously, also conveniently once only transport a plurality of plates to other production areas such as equipment station, moreover, through setting up second centering device 350 at the lower line end of second conveyor 340, in order to utilize second centering device 350 to detect the position deviation of plate discernment and correction plate, thereby be convenient for fourth grabbing device 360 snatch the gesture according to the position adjustment of plate, realize accurate snatching.

Further, the second centering device 350 includes a second imaging detection unit, a second vision processing unit and a second support, the second imaging detection unit is disposed on the second support, the second imaging detection unit is electrically connected to the second vision processing unit, and is used for imaging and detecting a position of the plate conveyed to the end of the second conveying device 340, and the second vision processing unit is electrically connected to the fourth grabbing device 360.

In this embodiment, the second imaging detection unit is usually a camera, when the plate is conveyed to the end of the second conveying device 340, the first conveying device 320 and the second conveying device 340 stop moving, the second imaging detection unit photographs the position of the plate on the second conveying device 340, the photographs are transmitted to the second vision processing unit for processing, then the second vision processing unit transmits the offset of the plate in the X-axis direction and the Y-axis direction to the fourth grabbing device 360, and the fourth grabbing device 360 adjusts the grabbing gesture according to the acquired offset to accurately grab the plate.

Further, the second imaging detection unit is typically a smart camera, and the smart camera is typically built-in with a vision processing unit, so that no additional configuration of the second vision processing unit is required.

Further, the second centering device 350 further includes a second auxiliary light source disposed on the second support, so as to increase the brightness of the light on the second detection table by using the auxiliary light source under the condition of insufficient production environment light, thereby improving the definition of imaging at the plate position, and further improving the accuracy of the fourth grabbing device 360 during grabbing.

Optionally, as shown in fig. 1 and 2, the blanking system 300 further includes a transition frame 380, where the transition frame 380 is disposed between the forming system 200 and the first conveying device 320, and the third grabbing device 310 is configured to grab the plate from the forming system 200 onto the transition frame 380 and grab the plate from the transition frame 380 onto the first conveying device 320.

In this way, the transition frame 380 is disposed between the forming system 200 and the first conveying device 320, so as to provide a special bearing platform for the plate needing to be secondarily stamped, so as to facilitate grabbing.

Alternatively, as shown in fig. 2 and 4, the molding system 200 includes an oil press including a frame 210, a slide block 220, a mold 230, and a table 240, wherein the slide block 220 is slidably connected to the frame 210 and is used to slide in a vertical direction, the frame 210 is connected to the table 240, the mold 230 includes an upper mold and a lower mold, the upper mold is mounted on the slide block 220, and the lower mold is mounted on the table 240.

Specifically, the frame 210 of the hydraulic press is typically a frame-type split frame, which includes four columns, the bottoms of which are fixed on the table 240, and the sliding blocks 220 are slidably connected to the sides of the columns and can slide up and down along the columns, and the sides of the columns are typically provided with a rail structure on which the sliding blocks 220 are slidably connected to ensure that the sliding blocks 220 do not deviate when sliding up and down. When the die 230 is assembled on the punching machine, the die 230 is integrally placed on the workbench 240 at a set position, a locking structure such as a locking cylinder on the workbench 240 automatically locks the lower die on the workbench 240, meanwhile, the sliding block 220 slides downwards to a position where the lower die is located, a locking structure such as a locking cylinder of the lower die on the sliding block 220 automatically locks the upper die on the sliding block 220, and the upper die is driven to rise to an upper limit position together after locking.

In this embodiment, the hydraulic press is used to perform press forming on the plate material, so as to achieve press forming on the plate material by the forming system 200, specifically, the workbench 240 is provided to provide an installation position for the frame 210 and the lower die of the die 230, and the slide block 220 is slidably disposed on the frame 210 and can slide along the vertical direction, so that when the plate material is conveyed onto the lower die by the feeding system 100, the upper die and the lower die are controlled to be closed by controlling the slide block 220, so that the plate material is pressed into a formed plate, and the operation is simple and convenient, and the production efficiency is high.

Further, the hydraulic press also comprises a jacking mechanism, the jacking mechanism comprises a base plate and a push rod, one end of the push rod is connected to the workbench 240, the other end of the push rod is connected to the base plate, and the push rod is used for jacking the plate through the base plate.

Specifically, the ejector rod is usually a hydraulic cylinder, one end of the ejector rod is fixed on the workbench 240, and the other end of the ejector rod is connected with the backing plate; the hydraulic press is generally provided with a plurality of lifting mechanisms, and the lower die of the die 230 is generally provided with a plurality of through hole structures, and one lifting mechanism corresponds to the lower part of each through hole structure.

Like this, after the sheet material is by stamping forming, the ejector pin of accessible climbing mechanism jack-up fashioned plate to make the plate drawing of patterns, the unloading system 300 of being convenient for snatchs the plate, moreover, through setting up the backing plate in the one end of ejector pin, and make the ejector pin jack-up plate spare through the backing plate, with area of contact between increase climbing mechanism and the plate, effort when not only can saving the ejecting, pressure on the plate when can also reducing the jacking prevents that the plate from taking place great deformation, thereby improves the quality when the plate drawing of patterns.

Alternatively, as shown in fig. 1 and 4, the table 240 is provided with a first guide rail 241 extending along a first direction and a second guide rail 242 extending along a second direction, the first guide rail 241 passes under the slider 220, the second guide rail 242 is located at one side of the frame 210 in the first direction, one end of the first guide rail 241 located in the first direction passes through one end of the second guide rail 242 located in the first direction and is connected to the other end of the second guide rail 242 located in the first direction, and the mold 230 is used for moving along the first guide rail 241 and the second guide rail 242; wherein the first direction is parallel to the horizontal plane and perpendicular to the conveying direction of the production line, and the second direction is parallel to the horizontal plane and perpendicular to the first direction.

The first direction is the X-axis direction in fig. 1, and is also the left-right direction, and the second direction is the Y-axis direction in fig. 1, and is also the front-back direction; the first guide rail 241 is extended along the first direction, which means that the first direction is also the length direction of the first guide rail 241, and two ends of the first guide rail 241 in the first direction are also two ends of the first guide rail 241 in the length direction, and accordingly, the width direction of the first guide rail 241 is the second direction; similarly, the second rail 242 is disposed to extend along the second direction, which means that the second direction is also the length direction of the first rail 241, and accordingly, the width direction of the first rail 241 is the first direction, and the two ends of the second rail 242 in the first direction are the two ends of the second rail 242 in the width direction.

Specifically, the first rail 241 is disposed to extend in the left-right direction and is located under the slider 220, and one end of the first rail 241 extends out of the area enclosed by the frame-type rack 210, while the second rail 242 is disposed to extend in the front-rear direction and is connected to the extending end of the first rail 241 (i.e., the end of the first rail 241 extending out of the area enclosed by the rack 210), and the second rail 242 is located at the left or right side of the rack 210, and at the same time, the extending end of the first rail 241 passes through one end of the second rail 242 and is connected to the other end of the second rail 242, such that the first rail 241 and the second rail 242 together constitute a T-shaped moving rail. The mold 230 may move in the left-right direction along the first rail 241 and may move in the front-rear direction along the second rail 242, i.e., the mold 230 may traverse along the first rail 241 and move longitudinally along the second rail 242.

In this embodiment, by providing the first guide rail 241 and the second guide rail 242 on the workbench 240, and making the first guide rail 241 and the second guide rail 242 form a T-shaped moving guide rail, when the mold 230 is replaced, the mold 230 to be replaced can be transported to the second guide rail 242 through the first guide rail 241, at this time, the mold 230 to be replaced is located in the middle of the second guide rail 242, then the mold 230 to be replaced is transported to one end of the second guide rail 242 through the second guide rail 242, then the mold 230 to be used is placed at the other end of the second guide rail 242, the mold 230 to be used is transported to the first guide rail 241 through the second guide rail 242, at this time, the mold 230 to be used is located at one end of the first guide rail 241, and finally the mold 230 to be used is transported to a designated position on the workbench 240 located under the slider 220 through the first guide rail 241, so that the replacement of the mold 230 is completed, the operation is simple and convenient; further, by providing the second rail 242 at the left or right end of the first rail 241 such that the left and right ends of the first rail 241 are respectively subjected to the gravity of the second rail 242 and the mold 230, the risk of the middle portion of the first rail 241 being deflected upward can be reduced.

Optionally, as shown in fig. 1 and 2, the feeding system 100 includes a feeding frame 110, a first grabbing device 120, a first centering device 130 and a second grabbing device 140, where the feeding frame 110 is located at a feeding end of the production line and is used for holding a sheet material, the first grabbing device 120 is used for grabbing the sheet material from the feeding frame 110 onto the first centering device 130, the second grabbing device 140 grabs the sheet material from the first centering device 130 onto the forming system 200, and the first centering device 130 is used for detecting a position of the sheet material.

Specifically, the feeding frame 110, the first gripping device 120, the first centering device 130 and the second gripping device 140 are sequentially arranged along the conveying direction of the production line, the feeding frame 110 is generally arranged at the left side and the right side of the front end of the first centering device 130, the first gripping device 120 and the second gripping device 140 are generally mechanical arms, the gripping ends of the mechanical arms are provided with sucker mechanisms, and the sucker mechanisms grip a plate material in a magnetic attraction manner; the first centering device 130 is used for detecting the position of the plate material, and transmitting detection data to the second grabbing device 140, so that the second grabbing device 140 adjusts the grabbing gesture according to the position of the plate material.

Like this, the accessible sets up material loading frame 110 at the material loading end of production line to provide and hold the platform for the sheet material, through setting up first grabbing device 120, snatch the sheet material on the material loading frame 110 with utilizing first grabbing device 120, simultaneously, through setting up first centering device 130 and second grabbing device 140, in order to utilize first centering device 130 to detect the position of sheet material and discern and correct the positional deviation of sheet material, thereby be convenient for second grabbing device 140 snatch the gesture according to the position adjustment of sheet material, snatch the sheet material to the punching machine of molding system 200 with the accuracy on, realize accurate snatching.

Further, the feeding frame 110 includes a feeding base 111, an upper frame 112, and a rod 113, the upper frame 112 is connected to the upper end of the feeding base 111, and the rod 113 is disposed on the upper frame 112 and around the edge of the upper frame 112.

In this embodiment, the upper frame 112 is generally in a frame structure and is detachably mounted on the feeding base 111, and a plurality of material bars 113 are disposed on the upper frame 112 and around the edges of the upper frame 112. Since the operations such as laser hole cutting are usually required before the plate is placed on the feeding frame 110, so that the mounting holes for bolting are machined on the plate, when the plate is stacked on the feeding frame 110, the plate can be positioned by passing the material rods 113 through the mounting holes on the plate, so that the first grabbing device 120 is convenient to grab.

Optionally, as shown in fig. 6, the first centering device 130 includes a first imaging detection unit 131, a first vision processing unit, a first support 132, and a detection table 133, where the first imaging detection unit 131 is disposed on the first support 132 and is located above the detection table 133, the first grabbing device 120 is used for grabbing a sheet material from the feeding rack 110 onto the detection table 133, the first imaging detection unit 131 is electrically connected with the first vision processing unit and is used for performing imaging detection on a position of the sheet material placed on the detection table 133, and the first vision processing unit is electrically connected with the second grabbing device 140.

In this embodiment, the first imaging detection unit 131 is usually a camera, after the sheet material is conveyed onto the first detection table 133, the first imaging detection unit 131 photographs the position of the sheet material on the detection table 133, and sends the photograph to the first vision processing unit for processing, and then the first vision processing unit sends the offset of the sheet material in the X-axis direction and the Y-axis direction to the second gripping device 140, and the second gripping device 140 adjusts the gripping gesture according to the obtained offset, so as to accurately grip the sheet material on the detection table 133.

Further, the first imaging detection unit 131 is typically a smart camera, and the smart camera is typically built-in with a vision processing unit, so that the first vision processing unit does not need to be additionally configured.

Further, the first centering device 130 further includes a first auxiliary light source disposed on the first bracket 132, so as to increase the brightness of the light on the detecting table 133 by using the auxiliary light source under the condition of insufficient light of the production environment, thereby improving the definition of the imaging of the plate position, and further improving the accuracy of the second grabbing device 140 during grabbing.

Further, as shown in fig. 3, the automated oil pressure production line further includes a safety protection system, the safety protection system includes a safety fence 410 and a safety door 420, the safety door 420 is disposed on the safety fence 410, the safety fence 410 encloses a working area, and the feeding system 100, the forming system 200 and the discharging system 300 are located in the working area.

In this way, the safety fence 410 is arranged around the feeding system 100, the forming system 200 and the discharging system 300, so that the feeding system 100, the forming system 200 and the discharging system 300 are enclosed in a working area enclosed by the safety fence 410, the safety of automatic operation of the production line is ensured, and meanwhile, the safety fence 410 is provided with the safety door 420, so that operators can conveniently check and prepare before production in the working area, and operators can conveniently enter the working area through the safety door 420 to take emergency measures and the like when an emergency occurs.

Further, the safety protection system further comprises a safety door lock, the safety door 420 is electrically connected with a control system of the production line through the safety door lock, and when the safety door 420 is abnormally opened, the production line stops running and alarms. When the gripping device is in operation, the safety door lock is closed, an operator outside the safety fence 410 cannot enter the operation area of the gripping device, and if the operator needs to detect the process parts or overhaul the die, the operator must go through a 'request to enter' button on the area operation panel, and the operator can press an 'unlock' button to enter after the gripping device stops to a safe waiting position.

Further, the safety protection system further comprises status indicator lamps, the status indicator lamps corresponding to the feeding system 100 and the discharging system 300 are arranged in corresponding areas on the safety fence 410, the status indicator lamps corresponding to the forming system 200 are arranged on the upright posts of the oil press, and the status indicator lamps are used for indicating the running states of the systems, so that operators can conveniently know the operation conditions of the systems of the production line according to the flickering conditions of the status indicator lamps.

Another embodiment of the present invention provides a method for producing an automated oil pressure production line, based on the automated oil pressure production line, comprising the following steps:

s100, conveying the plate material to a forming system 200 through a feeding system 100;

the step S100 specifically includes the following steps:

and (3) feeding: the first gripping device 120 starts from an origin, grips the plate material placed on the upper material rack 110 in a plate material incoming area by using a gripping mechanism such as an electromagnetic chuck, and places the plate material on the detection table 133 of the first centering device 130, then the electromagnet is released, the first gripping device 120 returns to the origin, and a working instruction is sent to the second gripping device 140;

and (3) centering detection: the second grabbing device 140 starts from the origin, meanwhile, the first imaging detection unit 131 of the first centering device 130 photographs and positions the plate, the second grabbing device 140 automatically adjusts the track according to the position change of the plate calculated by the first vision processing unit, the plate is grabbed from the detection table 133 and placed on the lower die of the oil press, and the second grabbing device 140 returns to the origin and sends a working instruction to the oil press.

S200, stamping the plate into a formed plate through a forming system 200;

specifically, step S200 is also an oil pressure forming step, in which the oil press starts to press, specifically, the lifter of the oil press falls down, the plate is pressed into a formed plate, the pressure is maintained for several seconds to prevent the plate from rebounding, then the lifter of the oil press rises to the initial position and issues a command, the plate is automatically demolded, and then a working command is issued to the third gripping device 310.

S300, grabbing the plate from the forming system 200 to a first conveying device 320 of the blanking system 300 through a third grabbing device 310 of the blanking system 300;

the step S300 specifically includes the following steps:

and (3) unloading: the third grabbing device 310 starts from the original point, takes out the punched plate and places the plate on the first conveying device 320, returns to the original point and sends out a working instruction to the first conveying device 320; the third grabbing device 310 may selectively perform an automatic stacking procedure to stack the plates on the transition frame 380, or the third grabbing device 310 may selectively perform a single-piece placement procedure to individually place the plates on the first conveying device 320.

And (3) conveying a finished product: the first conveyor 320 starts to move, and a driving mechanism, such as a servo motor, of the first conveyor 320 controls the link plate to move a certain distance according to a program so that the plate is transported on the first conveyor 320, and when a detecting element, such as a laser sensor, on the turning device 330 detects the plate, the first conveyor 320 stops moving.

S400, when welding operation is required to be performed on the back surface of the plate, after the plate is transported to the turnover device 330 of the blanking system 300, the plate is turned over by 180 degrees through the turnover device 330, the turned plate is conveyed to a welding station through the second conveying device 340 of the blanking system 300, an operator performs welding operation on the second conveying device 340, and after the welding operation is completed, the plate is conveyed through the second conveying device 340 continuously until the plate is off line;

S500, when the plate does not need to be welded, the plate is directly conveyed from the first conveying device 320 to the second conveying device 340, and the plate is continuously conveyed through the second conveying device 340 until the plate is offline.

Specifically, step S400 and step 500 may also be collectively referred to as a flanging step, in which, when the panel is moved to the central position of the conveyor, that is, the panel is moved between the first conveyor 320 and the second conveyor 340, the turnover device 330 selectively performs automatic turnover of the panel according to the need of an actual welding operation, so as to facilitate the welding operation of the back side of the panel by a worker.

Thus, through the steps S100 to S500, the automatic production of the modularized spliced blocks of the silo is realized, the production efficiency of the silo can be improved, the modularized spliced blocks can be spliced by adopting fasteners such as bolts to form the silo, the workload of manual welding is reduced, the production quality of products is ensured, and the production efficiency is further improved. In addition, in the blanking process, the turnover device 330 can be selectively controlled to turn over the plate according to the requirement of welding operation, so that a worker can conveniently weld on the second conveying device 340, and welding operation is not required to be carried to other welding stations outside the production line, the production process flow of the silo is simplified to a great extent, and the production efficiency of the silo is further improved.

Further, the method further comprises the following steps before the step S100:

selecting a product model: selecting a product model on a touch screen of a control system of the production line, for example, selecting a barrel splice of a silo, and then pressing a start button;

assembling a die: the RGV trolley sends the mold 230 to the lower part of the slide block 220 of the hydraulic press according to the received command, the slide block 220 automatically falls, the locking cylinders automatically lock the upper mold and the lower mold, after being clamped in place, each locking cylinder sensor sends a signal to the PLC, the RGV trolley exits and returns to the mold storage area, and an operation command is sent to the first gripping device 120.

Further, the steps of following step S400 and step S500 are also included:

and (3) line-down: when the detecting element such as a laser sensor at the end of the second conveying device 340 detects a plate, a stop motion command is sent to the first conveying device 320 and the second conveying device 340, and a working command is sent to the fourth grabbing device 360, the fourth grabbing device 360 starts from the origin, the second imaging detecting unit of the second centering device 360 performs photographing positioning on the plate, the fourth grabbing device 360 automatically adjusts the track to grab the plate according to the position change of the plate calculated by the second vision processing unit of the second centering device 350, and a palletizing procedure is performed to place the plate in the blanking frame 370, and then returns to the origin.

Although the invention is disclosed above, the scope of the invention is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications will fall within the scope of the invention.

Claims (10)

1. An automatic oil pressure production line is characterized by comprising a feeding system (100), a forming system (200) and a discharging system (300) which are sequentially arranged along the conveying direction of the production line, wherein the feeding system (100) is used for conveying a plate material to the forming system (200), and the forming system (200) is used for stamping the plate material into formed plate materials;

the blanking system (300) comprises a third grabbing device (310), a first conveying device (320), a turnover device (330) and a second conveying device (340) which are sequentially arranged along the conveying direction of the production line, wherein the third grabbing device (310) is used for grabbing the plate from the forming system (200) to the first conveying device (320), the turnover device (330) is used for selectively turnover the plate, and the second conveying device (340) is used for conveying the plate passing through the turnover device (330).

2. The automated oil pressure production line of claim 1, wherein the molding system (200) comprises an oil press comprising a frame (210), a slide (220), a mold (230) and a table (240), the slide (220) being slidably coupled to the frame (210) and configured to slide in a vertical direction, the frame (210) being coupled to the table (240), the mold (230) comprising an upper mold and a lower mold, the upper mold being mounted to the slide (220) and the lower mold being mounted to the table (240).

3. The automated oil pressure production line according to claim 2, characterized in that a first rail (241) extending in a first direction and a second rail (242) extending in a second direction are provided on the table (240), the first rail (241) passing under the slider (220), the second rail (242) being located at one side of the frame (210) in the first direction, one end of the first rail (241) located in the first direction passing through one end of the second rail (242) located in the first direction and being connected to the other end of the second rail (242) located in the first direction, the mold (230) being configured to move along the first rail (241) and the second rail (242); wherein the first direction is parallel to a horizontal plane and perpendicular to a conveying direction of the production line, and the second direction is parallel to the horizontal plane and perpendicular to the first direction.

4. The automated oil pressure production line of claim 1, wherein the blanking system (300) further comprises a second centering device (350), a fourth grabbing device (360) and a blanking frame (370), the second centering device (350) is arranged at one end of the second conveying device (340) far away from the first conveying device (320) and is used for detecting the position of the plate, and the fourth grabbing device (360) is used for grabbing the plate from the second centering device (350) to the blanking frame (370) for stacking.

5. The automated oil pressure production line of claim 4, wherein the blanking system (300) further comprises a transition frame (380), the transition frame (380) is disposed between the forming system (200) and the first conveyor (320), and the third gripper (310) is configured to grip the plate from the forming system (200) onto the transition frame (380) and from the transition frame (380) onto the first conveyor (320).

6. The automated oil pressure production line according to claim 1, wherein the turning device (330) comprises a supporting frame (331), a lifting mechanism (332) and a rotating mechanism (333), the supporting frame (331) is arranged at two sides of one end of the first conveying device (320) facing the second conveying device (340), the rotating mechanism (333) is rotatably connected to the lifting mechanism (332) and is used for driving the plate to turn, and the lifting mechanism (332) is connected to the supporting frame (331) and is used for driving the rotating mechanism (333) to perform lifting motion along a vertical direction.

7. The automated oil pressure production line of claim 1, wherein the loading system (100) comprises a loading frame (110), a first gripping device (120), a first centering device (130), and a second gripping device (140), the loading frame (110) being located at a feed end of the production line and configured to hold the sheet material, the first gripping device (120) being configured to grip the sheet material from the loading frame (110) onto the first centering device (130), the second gripping device (140) being configured to grip the sheet material from the first centering device (130) onto the forming system (200), the first centering device (130) being configured to detect a position of the sheet material.

8. The automated oil pressure production line of claim 7, wherein the first centering device (130) comprises a first imaging detection unit (131), a first vision processing unit, a first bracket (132) and a first detection table (133), the first imaging detection unit (131) is disposed on the first bracket (132) and is located above the first detection table (133), the first gripping device (120) is configured to grip the sheet material from the feeding frame (110) onto the first detection table (133), the first imaging detection unit (131) is electrically connected to the first vision processing unit and is configured to perform imaging detection on a position of the sheet material placed on the first detection table (133), and the first vision processing unit is electrically connected to the second gripping device (140).

9. The automated oil pressure production line according to claim 1, characterized in that the second conveying device (340) comprises a base (341) and a link plate (342) for transporting the plate, the link plate (342) being arranged on the base (341) in the conveying direction of the production line and being intended for connection with the ground of a welding machine.

10. A production method of an automated oil pressure production line based on any one of claims 1-9, characterized by comprising:

Conveying the sheet material to a forming system (200) through a feeding system (100);

stamping the sheet into a shaped sheet by the shaping system (200);

grabbing the plate from the forming system (200) to a first conveying device (320) of the blanking system (300) through a third grabbing device (310) of the blanking system (300);

when welding operation is required to be performed on the back surface of the plate, after the plate is transported to a turnover device (330) of the blanking system (300), the plate is turned over by 180 degrees through the turnover device (330), the turned plate is conveyed to a welding station through a second conveying device (340) of the blanking system (300), an operator performs welding operation on the second conveying device (340), and after the welding operation is completed, the plate is continuously conveyed through the second conveying device (340) until the plate is offline;

when the plate does not need to be welded, the plate is directly conveyed from the first conveying device (320) to the second conveying device (340), and the plate is continuously conveyed through the second conveying device (340) until the plate is offline.