CN110524046B - Full-automatic blanking and stacking production line and production flow of automobile leaf springs - Google Patents
Full-automatic blanking and stacking production line and production flow of automobile leaf springs Download PDFInfo
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- CN110524046B CN110524046B CN201910887980.4A CN201910887980A CN110524046B CN 110524046 B CN110524046 B CN 110524046B CN 201910887980 A CN201910887980 A CN 201910887980A CN 110524046 B CN110524046 B CN 110524046B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 56
- 239000000463 material Substances 0.000 claims abstract description 127
- 238000007599 discharging Methods 0.000 claims abstract description 85
- 238000010008 shearing Methods 0.000 claims abstract description 35
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 238000002360 preparation method Methods 0.000 claims abstract description 5
- 230000000903 blocking effect Effects 0.000 claims description 45
- 230000007246 mechanism Effects 0.000 claims description 34
- 230000011664 signaling Effects 0.000 claims description 27
- 241000510678 Falcaria vulgaris Species 0.000 claims description 18
- 230000002146 bilateral effect Effects 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 239000002699 waste material Substances 0.000 claims description 7
- 230000001960 triggered effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/02—Arrangements for holding, guiding, and/or feeding work during the operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/20—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring workpiece characteristics, e.g. contour, dimension, hardness
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Abstract
The invention provides a full-automatic blanking and stacking production line and a production flow of an automobile leaf spring, wherein the full-automatic blanking and stacking production line comprises a blank double-side feeding device, a servo feeding device connected with the blank double-side feeding device and a rapid hydraulic shearing machine connected through the servo feeding device, the blank double-side feeding device is provided with double-side traversing devices at two sides of the servo feeding device, the double-side traversing devices are provided with a plurality of blank frames for placing blanks, a beam group for extracting the blanks to the servo feeding device is fixed on the double-side traversing devices, and a feeding roller way arranged on the servo feeding device is connected with the rapid hydraulic shearing machine; the invention designs a working area which is feeding and a material preparation area, realizes uninterrupted feeding of various specifications and automatic switching; the short piece discharging device and the long piece discharging device of multiple dimension specification of design detect the length of blank through length detection device and judge, and automatic higher, it is more accurate to classify, has avoided artifical classification, reduces the manpower, improves production efficiency.
Description
Technical Field
The invention relates to the technical field of leaf spring production, in particular to a full-automatic blanking and stacking production line and production flow of automobile leaf springs.
Background
The traditional automobile leaf spring blanking mode is mainly manual blanking, and is high in labor intensity and low in production efficiency. With the continuous deep transformation of the traditional economic industry and the continuous rising of labor cost, the labor-intensive industries such as the manufacturing industry, particularly the automobile leaf spring industry, and the like also meet an important transformation period. At present, all leaf spring manufacturers strive to improve the automation level so as to reduce the cost expenditure of workers and improve the production efficiency. And there are also some patents of this aspect to shovel flat, for example the automatic unloading sign indicating number material loading equipment of car leaf spring of patent application number 201610690771.7 adopts manipulator and calliper to realize the material loading of leaf spring, is equipped with single former feed bin, and the sign indicating number material device is put into the sign indicating number feed bin with the leaf spring through going up and down the sign indicating number flitch, does not distinguish short piece and long piece.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a full-automatic blanking and stacking production line and production flow of automobile leaf springs.
The technical scheme adopted for solving the technical problems is as follows: the full-automatic blanking and stacking production line of the automobile leaf springs comprises a blank double-side feeding device, a servo feeding device connected with the blank double-side feeding device and a quick hydraulic shearing machine connected through the servo feeding device, wherein the blank double-side feeding device is provided with double-side traversing devices on two sides of the servo feeding device, the double-side traversing devices are provided with a plurality of blank frames for placing blanks, a beam group for extracting the blanks and arranged on the servo feeding device is fixed on the double-side traversing devices, a feeding roller way arranged on the servo feeding device is connected with the quick hydraulic shearing machine, a servo trolley for conveying the blanks to the quick hydraulic shearing machine is connected on the feeding roller way, the quick hydraulic shearing machine is provided with a frame fixed on the ground, the front end of the frame is provided with a centering mechanism for centering and adjusting the blanks, the upper part of the rear end of the frame is provided with an upper cutter assembly, and the lower cutter assembly is arranged below the upper cutter assembly opposite to the upper cutter assembly;
the rear end of the rapid hydraulic shearing machine is provided with a short piece discharging roller way of the short piece discharging device, the short piece discharging roller way is provided with a lifting cylinder which is connected with a driving and reversing cylinder and a lifting cylinder, the driving and reversing cylinder is used for driving the short piece discharging roller way to incline, the tail end of the short piece discharging roller way is provided with a balancing weight for controlling the tension degree of the short piece discharging roller way, the tail end of the short piece discharging roller way is provided with a material blocking cylinder for blocking a short piece plate spring, the side surface of the short piece discharging roller way is provided with a material pushing cylinder, and the opposite position of the other side of the short piece discharging roller way and the material pushing cylinder is provided with a short piece collecting frame;
the rear end of the short sheet discharging roller way is connected with a long sheet discharging roller way of a long sheet discharging device, the front end of the long sheet discharging roller way is provided with a plurality of material blocking and transmitting frames for installing material blocking and transmitting plates, the long sheet discharging roller way is provided with a servo material blocking mechanism for blocking a long sheet plate spring and a cylinder pushing mechanism for pushing a long sheet of a blank to a shovel type material stacking device, and the shovel type material stacking device is arranged on the side face of the long sheet discharging roller way and opposite to the cylinder pushing mechanism.
Specifically, shovel type stacking device is equipped with the chain that gathers materials, and the chain lower part that gathers materials is equipped with the lift jar that goes up and down the material shovel, and lift the jar and be fixed in through moving on the material dolly of material jar driven sign indicating number, sign indicating number dolly below is connected with the pay-off track, and the pay-off track other end is connected with long piece frame that gathers materials, is equipped with the stopper of connecting the material shovel in the lift jar, is equipped with the spring of control stopper compression in the stopper, and stopper lower part is connected with the signaling plate that is used for responding to stopper compression, and signaling plate is connected with the lower switch.
Specifically, servo stock stop, cylinder pushing equipment, shovel sign indicating number material device and fender material signaling plate's quantity is unanimous, and shovel sign indicating number material device adopts different models according to the leaf spring model.
Specifically, two tracks are arranged in parallel on the bilateral sideslip device, two longitudinal beams perpendicular to the tracks are arranged on the tracks, two transverse beams perpendicular to the longitudinal beams are arranged above the longitudinal beams, transverse bridges for connecting and fixing the two longitudinal beams are arranged at the lower parts of the longitudinal beams, the transverse beam groups are connected to the transverse beams through lifting devices arranged at two ends, the lifting devices are connected through brackets, servo motors are arranged on the brackets, and electromagnetic feeding devices and balance bars are arranged at two ends of the brackets.
Specifically, a centering device for clamping blanks is arranged on the feeding roller way, and a length detection device for detecting the length of the blanks is arranged on the side face of the feeding roller way.
Specifically, the upper knife assembly is provided with a blade holder for fixing the upper knife, the blade holder is fixed in the fixed seat through an upper knife wedge-shaped adjusting plate, the upper knife wedge-shaped adjusting plate is connected with an adjusting bolt, and a rotary sliding block is arranged in the fixed seat.
Specifically, the lower knife assembly is provided with a character head for fixing the lower knife blade, the lower knife blade is fixed into the L-shaped vertical groove of the knife baffle seat through a screw, the lower knife blade is attached to the L-shaped vertical groove edge of the knife baffle seat, and a lower knife wedge-shaped adjusting plate is arranged at the lower part of the knife baffle seat.
Specifically, the waste material box of receiving the material head is arranged below the rapid hydraulic shearing machine, and the long sheet discharging roller way is connected with a plurality of gear motors.
Specifically, gear motor, servo motor, fender material cylinder and pushing cylinder are connected PLC control system linearly, and PLC control system is equipped with electrical system, hydraulic system and touch operation screen.
The production process of the full-automatic blanking and stacking production line of the automobile leaf springs comprises the following steps:
1) When the production line is used, the technological parameters of plate springs to be manufactured are set through the touch operation screen, then all parts of devices on the production line start to work, one of the two blank bilateral feeding devices is used as a working area, the other is used as a material preparation area, the production is switched at any time according to the requirement, and when in feeding, the electromagnetic feeding device sucks blanks in a blank frame and passes through the lifting device and the bilateral traversing device, and the blanks are conveyed and placed on the feeding roller way;
2) The blank is conveyed on the feeding roller way through a servo trolley, a centering device on the feeding roller way is used for centering and adjusting the plate spring, a length detection device is used for detecting the length of the blank, the blank with enough size enters a quick hydraulic shearing machine when a short plate spring is formed in a waste box below the blank, a centering mechanism is used for centering the blank again, then the blank is lifted by an upper blade and sheared by a lower blade in a cooperation manner, and the short plate spring or a long plate spring is formed according to requirements;
3) If the short leaf spring is produced, the short leaf spring extends out through a short discharging device, a feeding cylinder and a lifting cylinder of the short discharging device, so that a short discharging roller way is inclined for facilitating material receiving, and meanwhile, a material blocking cylinder descends to the upper part of the short discharging roller way to block the short leaf spring, and a material pushing cylinder pushes the short leaf spring in place to a short collecting frame;
4) If the long leaf spring is produced, the long leaf spring enters the long leaf discharging roller way through the short leaf discharging roller way, and the long leaf spring triggers a material blocking signaling plate at the front end of the long leaf discharging roller way according to different sizes; then the servo material blocking mechanism moves to a corresponding position to block the long plate spring, and the cylinder material pushing mechanism at the corresponding position pushes the long plate spring to the material collecting chain;
5) When the stacking trolley shovels materials from the material collecting chain, the springs on the limiting blocks are compressed when the stacking trolley shovels the long plate springs, the signaling plate is triggered to be close to the lower switch when the compression amount of the limiting blocks is reached, the lower switch sends signaling, when the materials are to be discharged, the long plate springs are arranged below the stacking trolley to support the stacking trolley, so that the springs are not stressed and extend, the signaling plate is far away from the lower switch, the lower switch does not send signaling, the stacking trolley is judged to be in place, and when the stacking trolley is retreated to be capable of avoiding to open the long plate material collecting frame, the lifting cylinder is lowered to the lowest, and the stacking trolley is retreated to the initial position.
The invention has the following beneficial effects:
the blank bilateral feeding device designed by the invention is provided with two working areas which are feeding and a material preparation area, so that uninterrupted feeding of various specifications and automatic switching are realized; the short sheet discharging device and the long sheet discharging device with various dimensions are designed, the length of the blank is detected by the length detecting device to judge, the feeding device is needed to feed in, the material blocking signaling plate can trigger the corresponding servo material blocking mechanism and the cylinder material pushing mechanism according to the requirement, the automation is higher, the classification is more accurate, the manual classification is avoided, the labor is reduced, and the production efficiency is improved; the clamping blanks for the servo trolley are used for transporting the blanks more stably and firmly, and the servo motor is used for driving the blanks rapidly, so that the positioning is accurate and the precision is high; the designed adjusting bolt adjusts the relative position of the wedge-shaped adjusting plate of the upper blade, thereby adjusting the gap between the upper blade and the lower blade, prolonging the service lives of the upper blade and the lower blade, and simultaneously, the designed screw enables the tool changing to be simpler and more convenient; the lifting cylinder and the advancing and retreating cylinder are designed to enable the short piece discharging roller way to be in an inclined state, so that the short piece discharging roller way is more convenient for receiving materials.
Drawings
Fig. 1 is a schematic structural view of a full-automatic blanking and stacking production line for automobile leaf springs.
Fig. 2 is a schematic structural diagram of a blank double-side feeding device of an automobile leaf spring full-automatic blanking and stacking production line.
Fig. 3 is a schematic structural diagram of a double-sided traversing device of a full-automatic blanking and stacking production line of automobile leaf springs.
Fig. 4 is a schematic structural diagram of a beam group of the full-automatic blanking and stacking production line of the automobile leaf springs.
Fig. 5 is a schematic structural diagram of a servo feeding device of a full-automatic blanking and stacking production line of automobile leaf springs.
Fig. 6 is a schematic diagram of a fast hydraulic shearing machine of a full-automatic blanking and stacking production line of automobile leaf springs.
Fig. 7 is a second schematic structural diagram of a fast hydraulic shearing machine of the full-automatic blanking and stacking production line of the automobile leaf springs.
Fig. 8 is an exploded view of the upper knife assembly of the full-automatic blanking and stacking production line of the automobile leaf springs.
Fig. 9 is an exploded view of the lower knife assembly of the full-automatic blanking and stacking production line of the automobile leaf springs.
Fig. 10 is a schematic structural view of a short sheet discharging device of the full-automatic blanking and stacking production line of the automobile leaf springs.
Fig. 11 is a schematic structural view of a long sheet discharging device of the full-automatic blanking and stacking production line of the automobile leaf springs.
Fig. 12 is a schematic structural view of a shovel type stacking device of an automobile leaf spring full-automatic blanking stacking production line.
In the figure: 1-a blank double-side feeding device; 2-a servo feeding device; 3-a rapid hydraulic shear; 4-a short piece discharging device; 5-a long sheet discharging device; 6-shovel type stacking device; 1.1-a blank holder; 1.2-a double sided traversing device; 1.3-beam set; 1.2.1-longitudinal bridge; 1.2.2-beams; 1.2.3-transverse bridge; 1.2.4-orbits; 1.3.1-servo motor; 1.3.2-lifting device; 1.3.3-electromagnetic feeding device; 1.3.4-balance bar; 2.1-a feeding roller way; 2.2-servo trolley; 2.3-centering means; 2.4-length detection means; 3.1-a frame; 3.2-centering mechanism; 3.3-upper knife assembly; 3.4-a lower cutter assembly; 3.3.1-upper blade; 3.3.2-cartridges; 3.3.3-upper knife wedge adjusting plate; 3.3.4-rotating sliders; 3.3.5-adjusting bolts; 3.3.6-fixing seat; 3.4.1-lower blade; 3.4.2-headers; 3.4.3-lower knife wedge adjusting plate; 3.4.4-screws; 3.4.5-baffle holders; 4.1-a short piece discharging roller way; 4.2-lifting air cylinders; 4.3-advancing and retreating cylinders; 4.4-balancing weight; 4.5-a material blocking cylinder; 4.6-pushing cylinder; 4.7-short sheet collecting rack; 5.1-a long sheet discharging roller way; 5.2-a servo material blocking mechanism; 5.3-cylinder pushing mechanism; 5.4-a material blocking signaling frame; 5.5-reducing motor; 6.1-aggregate chain; 6.2-limiting blocks; 6.3-springs; 6.4-a lifting cylinder; 6.5-a material moving cylinder; 6.6-signaling board; 6.7-a lower switch; 6.8-a material shovel; 6.9-stacking trolleys; 6.10-long sheet material collecting rack.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described in further detail below with reference to the accompanying drawings in the embodiments of the present invention. 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.
As shown in fig. 1-12, the full-automatic blanking and stacking production line of the automobile leaf spring comprises a blank double-side feeding device 1, a servo feeding device 2 connected with the blank double-side feeding device 1 and a quick hydraulic shearing machine 3 connected through the servo feeding device 2, wherein the blank double-side feeding device 1 is provided with double-side traversing devices 1.2 at two sides of the servo feeding device 2, the double-side traversing devices 1.2 are provided with a plurality of blank frames 1.1 for placing blanks, the double-side traversing devices 1.2 are driven by variable frequency motors, left-right traversing is completed on a track, automatic feeding is carried out on the blanks in any blank frame 1.1 at two sides of a feeding roller way 2.1, a beam group 1.3 for extracting the blanks to the servo feeding device 2 is fixed on the double-side traversing devices 1.2, the beam group 1.3 can be used for controlling the input of feeding parameters (blank frame number, blank row number, blank length and blank width) on an operation control screen, the feeding position of the blank frame 1.1 is reached by driving of a servo system, a material taking speed reducer drives a left lifting device 1.3.2 and a right lifting device 1.3.2 to drive an electromagnetic feeding device 1.3.3 to enter the blank frame 1.1 to absorb single blanks, the servo system drives a beam group 1.3 to reach the material placing position to complete feeding action, a balance cylinder 1.3.4 is used for resisting the weight of the feeding device, reducing impact on the speed reducer, enabling the electromagnetic feeding device 1.3.3 to ascend and descend at a uniform speed and smoothly, stopping position is accurate, a feeding roller way 2.1 arranged on the servo feeding device 2 is connected with a quick hydraulic shearing machine 3, a servo trolley 2.2 for conveying the blanks to the quick hydraulic shearing machine 3 is connected to the feeding roller way 2.1, a plurality of groups of roller-bearing groups are arranged on the feeding roller way 2.1 to support the blanks, the side is a V-shaped guide rail rack, the transmission speed is high, the noise is low, the precision is high, three floating rollers are arranged at the nearest end of the quick hydraulic shearing machine 3, the device has the advantages that the impact on a feeding roller way 2.1 during shearing of a shearing machine is eliminated, the servo trolley 2.2 is powered by a servo motor, the speed is high, the positioning is accurate, the precision is high, after the clamping force of a feeding clamp is enough to ensure the clamping of a blank, the phenomena of looseness, slipping and the like do not occur, a gear tensioning mechanism is arranged below the servo trolley 2.2, the tensioning force is provided by a plurality of groups of disc springs, the tension of the disc springs is moderate, the tight meshing of the gears and racks is ensured, excessive resistance can not be generated to the movement of the servo trolley 2.2, the rapid hydraulic shearing machine 3 is provided with a frame 3.1 fixed on the ground, the frame 3.1 is welded by a high-quality steel plate, the rigidity is good, the precision is stable, the front end of the frame 3.1 is provided with a centering mechanism 3.2 for centering and adjusting the blank, the verticality of a broken section is ensured, the cylinder is supported by a cylinder and slightly higher than a lower cutter plane, when a hand valve is pulled, the cylinder rod lets an operation space, the upper part of the frame 3.1 is provided with an upper assembly 3.3, and a lower cutter assembly 3.4 is arranged below the upper cutter assembly.
The rear end of the rapid hydraulic shearing machine 3 is provided with a short piece discharging roller way 4.1 of a short piece discharging device 4, the short piece discharging roller way 4.1 is provided with a driving and reversing cylinder 4.3 connected with the driving and reversing cylinder 4.1 for driving the short piece discharging roller way 4.1 and a lifting cylinder 4.2 for enabling the short piece discharging roller way 4.1 to incline, the tail end of the short piece discharging roller way 4.1 is provided with a balancing weight 4.4 for controlling the tension degree of the short piece discharging roller way 4.1, the tail end of the short piece discharging roller way 4.1 is provided with a blocking cylinder 4.5 for blocking a short piece plate spring, the side surface of the short piece discharging roller way 4.1 is provided with a pushing cylinder 4.6, and the opposite position of the other side of the short piece discharging roller way 4.1 and the pushing cylinder 4.6 is provided with a short piece collecting frame 4.7; when the lifting cylinder 4.2 and the advancing and retreating cylinder 4.3 extend simultaneously, the short piece discharging roller way 4.1 is in an inclined state, the front end of the chain is close to the lower blade of the main machine as much as possible, the upper top surface is slightly higher than the lower blade of the main machine, the short piece plate spring is beneficial to passing through, when the stub bar is sheared, the lifting cylinder 4.2 and the advancing and retreating cylinder 4.3 retract simultaneously, the stub bar falls into a waste bin below, when a workpiece is sheared, the lifting cylinder 4.2 and the advancing and retreating cylinder 4.3 are in a state of extending simultaneously, the material receiving is convenient, the conveying chain does not rotate during shearing, the motor starts to transmit the workpiece backwards after shearing is finished, the tensioning of the conveying chain is completed through the balancing weight 4.4 at the tail end, when the short piece is conveyed, the material blocking cylinder 4.5 is changed from a retracted state to an extending state, the blanking plate is driven to fall close to the conveying chain, the short piece is stopped when the short piece is contacted with the blanking plate through the conveying chain, when the short piece is accumulated to a certain amount, the short piece is required to be taken manually, and when the short piece is conveyed down, the material blocking cylinder 4.5 and the pushing cylinder 4.6 are in a retracted state.
The rear end of the short sheet discharging roller way 4.1 is connected with a long sheet discharging roller way 5.1 of a long sheet discharging device 5, the front end of the long sheet discharging roller way 5.1 is provided with a plurality of material blocking and transmitting frames 5.4 for installing material blocking and transmitting plates, the long sheet discharging roller way 5.1 is provided with a servo material blocking mechanism 5.2 for blocking a long sheet plate spring and a cylinder material pushing mechanism 5.3 for pushing a blank long sheet to a shovel type material stacking device 6, and the shovel type material stacking device is arranged on the side surface of the long sheet discharging roller way 5.1 and opposite to the cylinder material pushing mechanism 5.3; during operation, according to the length of the set leaf spring, the servo material blocking mechanism 5.2 on each group of long sheet discharging roller tables 5.1 moves to a material blocking position in advance, the distance from the material blocking position to the center of the cylinder material pushing mechanism 5.3 is generally equal to half the length of the set leaf spring, after a workpiece reaches the long sheet discharging roller tables 5.1, the workpiece is impacted to block a material signaling plate to send a signal, and then the cylinder material pushing mechanism 5.3 stretches out to push the workpiece to the material collecting chain 6.1.
As shown in fig. 12. The shovel type stacking device 6 is provided with a stacking chain 6.1, a lifting cylinder 6.4 for lifting a material shovel 6.8 is arranged at the lower part of the stacking chain 6.1, the lifting cylinder 6.4 is fixed on a stacking trolley 6.9 driven by a material moving cylinder 6.5, a feeding track is connected below the stacking trolley 6.9, the other end of the feeding track is connected with a long piece stacking frame 6.10, a limiting block 6.2 for connecting the material shovel 6.8 is arranged in the lifting cylinder 6.4, a spring 6.3 for controlling the compression amount of the limiting block is arranged in the limiting block 6.2, a signaling plate 6.6 for sensing the compression amount of the limiting block is connected at the lower part of the limiting block 6.2, and the signaling plate 6.6 is connected with a lower switch 6.7; the servo material blocking mechanism 5.2, the air cylinder pushing mechanism 5.3, the shovel type material stacking device 6 and the material blocking signaling plates are consistent in number, and the shovel type material stacking device 6 adopts different types according to the types of plate springs.
The double-side transverse moving device 1.2 is provided with two rails 1.2.4 in parallel, the rails 1.2.4 are provided with two longitudinal beams 1.2.1 perpendicular to the rails 1.2.4, two transverse beams 1.2.2 perpendicular to the longitudinal beams 1.2.1 are arranged above the longitudinal beams 1.2.1, the lower part of the longitudinal beams 1.2.1 is provided with a transverse bridge 1.2.3 for connecting and fixing the two longitudinal beams 1.2.1, the transverse beam group 1.3 is connected to the transverse beam 1.2.2 through lifting devices 1.3.2 arranged at two ends, the lifting devices 1.3.2 are connected through brackets and provided with servo motors 1.3.1, and two ends of the brackets are provided with electromagnetic feeding devices 1.3.3 and balance bars 1.3.4; the centering device 2.3 for clamping the blank is arranged on the feeding roller way 2.1, the centering device is used for centering and adjusting the blank on the feeding roller way 2.1, the blank is ensured not to be skewed and can smoothly enter the rapid hydraulic shearing machine 3, and the length detection device 2.4 for detecting the length of the blank is arranged on the side face of the feeding roller way 2.1.
As shown in fig. 8-9, the upper cutter assembly 3.3 is provided with a cutter frame 3.3.2 for fixing an upper cutter blade 3.3.1, the cutter frame 3.3.2 is fixed in a fixed seat 3.3.6 through an upper cutter wedge-shaped adjusting plate 3.3.3, the upper cutter wedge-shaped adjusting plate 3.3.3 is connected with an adjusting bolt 3.3.5, and a rotary sliding block 3.3.4 is arranged in the fixed seat 3.3.6; the lower cutter component 3.4 is provided with a character head 3.4.2 for fixing the lower cutter blade 3.4.1, the lower cutter blade 3.4.1 is fixed into an L-shaped vertical groove of the cutter baffle seat 3.4.5 through a screw 3.4.4, the lower cutter blade 3.4.1 is attached to the L-shaped vertical groove edge of the cutter baffle seat 3.4.5, and a lower cutter wedge-shaped adjusting plate 3.4.3 is arranged at the lower part of the cutter baffle seat 3.4.5; the shearing edge of the lower cutter assembly 3.4 is vertically intersected with the axis of the cylinder rod of the oil cylinder, the unbalanced load force is small during shearing, the shearing edge is a key position and is in direct relation with the shearing length precision, the lower cutter blade 3.4.1 is attached to the L-shaped vertical groove edge of the cutter blocking seat 3.4.5, the relative positions of the two lower cutter wedge-shaped adjusting plates 3.4.3 are adjusted, the effect can be achieved, the position of the cutter blocking seat 3.4.5 is not changed as much as possible during cutter changing, and the cutter blade can be taken out smoothly only by unscrewing 2M 20 screws 3.4.3 and enlarging the relative position of the lower cutter wedge-shaped adjusting plates 3.4.3; a waste box of a receiving head is arranged below the rapid hydraulic shearing machine 3, and a long sheet discharging roller way 5.1 is connected with a plurality of speed reducing motors 5.5.
The gear motor 5.5, the servo motor, the material blocking cylinder 4.5 and the material pushing cylinder 4.6 are linearly connected with a PLC control system, and the PLC control system is provided with an electric control system, a hydraulic system and a touch operation screen.
The production process of the full-automatic blanking and stacking production line of the automobile leaf springs comprises the following steps:
1) When the production line is used, technological parameters for manufacturing the leaf springs are set through the touch operation screen, then all parts of devices on the production line start to work, one of the two blank bilateral feeding devices 1 is used as a working area, the other is used as a material preparation area, the two blank bilateral feeding devices are switched at any time according to production, and when in feeding, the electromagnetic feeding device 1.3.3 sucks blanks in a blank frame and passes through the lifting device 1.3.2 and the bilateral traversing device 1.2, and the blanks are conveyed to the feeding roller way 2.1;
2) The blank is conveyed on the feeding roller way 2.1 through a servo trolley 2.2, a centering device 2.3 on the feeding roller way 2.1 is used for centering and adjusting the plate spring, a length detection device 2.4 is used for detecting the length of the blank, the blank with enough size enters a quick hydraulic shearing machine 3 when a short plate spring is formed and falls into a waste box below, a centering mechanism 3.2 is used for centering the blank again, then the upper blade 3.3.1 is used for lifting and the lower blade 3.4.1 is used for cutting the blank, and the short plate spring or the long plate spring is formed according to requirements;
3) If the short leaf spring is produced, the short leaf spring extends out through the short discharging device 4, the advancing and retreating cylinder 4.3 and the lifting cylinder 4.2 of the short discharging device 4, so that the short discharging roller way 4.1 is inclined for facilitating material receiving, meanwhile, the material blocking cylinder 4.5 descends to the upper part of the short discharging roller way 4.1 to block the short leaf spring, and the material pushing cylinder 4.6 pushes the short leaf spring in place to the short collecting frame 4.7;
4) If the long leaf spring is produced, the long leaf spring enters the long leaf discharging roller way 5.1 through the short leaf discharging roller way 4.1, and the long leaf spring triggers a material blocking signaling plate at the front end of the long leaf discharging roller way 5.1 according to different sizes; then the servo material blocking mechanism 5.2 moves to a corresponding position to block the long plate spring, and the cylinder material pushing mechanism 5.3 at the corresponding position pushes the long plate spring to the material collecting chain 6.1;
5) When the stacking trolley 6.9 scoops materials from the material collecting chain 6.1, the material scoop 6.8 scoops the long leaf spring, compresses the spring on the limiting block 6.2, triggers the signaling plate 6.6 to approach the lower switch 6.7 when reaching the compression amount of the limiting block 6.2, sends a signaling notice by the lower switch 6.7, when the materials are discharged, the long leaf spring below the material scoop 6.8 holds the material scoop 6.8, so that the spring 6.3 is not stressed to stretch, the signaling plate 6.6 is far away from the lower switch 6.7, the lower switch 6.7 does not send a signal, the materials are judged to be put in place, the stacking trolley 6.9 retreats, when the stacking trolley retreats to the position capable of avoiding the long-leaf material collecting frame 6.10, the lifting cylinder 6.4 descends to the lowest, and the stacking trolley 6.9 retreats to the initial position.
The present invention is not limited to the above embodiments, and any person who can learn the structural changes made under the teaching of the present invention can fall within the scope of the present invention if the present invention has the same or similar technical solutions.
The technology, shape, and construction parts of the present invention, which are not described in detail, are known in the art.
Claims (10)
1. The full-automatic blanking and stacking production line of the automobile leaf springs is characterized by comprising a blank double-side feeding device, a servo feeding device connected with the blank double-side feeding device and a quick hydraulic shearing machine connected through the servo feeding device, wherein the blank double-side feeding device is provided with double-side traversing devices on two sides of the servo feeding device, the double-side traversing devices are provided with a plurality of blank frames for placing blanks, a beam group for extracting the blanks and arranged on the servo feeding device is fixed on the double-side traversing devices, a feeding roller way arranged on the servo feeding device is connected with the quick hydraulic shearing machine, a servo trolley for conveying the blanks to the quick hydraulic shearing machine is connected on the feeding roller way, the quick hydraulic shearing machine is provided with a frame fixed on the ground, the front end of the frame is provided with a centering mechanism for centering and adjusting the blanks, the upper part of the rear end of the frame is provided with an upper cutter assembly, and the lower cutter assembly is arranged below the upper cutter assembly opposite to the upper cutter assembly;
the rear end of the rapid hydraulic shearing machine is provided with a short piece discharging roller way of the short piece discharging device, the short piece discharging roller way is provided with a lifting cylinder which is connected with a driving and reversing cylinder and a lifting cylinder, the driving and reversing cylinder is used for driving the short piece discharging roller way to incline, the tail end of the short piece discharging roller way is provided with a balancing weight for controlling the tension degree of the short piece discharging roller way, the tail end of the short piece discharging roller way is provided with a material blocking cylinder for blocking a short piece plate spring, the side surface of the short piece discharging roller way is provided with a material pushing cylinder, and the opposite position of the other side of the short piece discharging roller way and the material pushing cylinder is provided with a short piece collecting frame;
the rear end of the short sheet discharging roller way is connected with a long sheet discharging roller way of a long sheet discharging device, the front end of the long sheet discharging roller way is provided with a plurality of material blocking and transmitting frames for installing material blocking and transmitting plates, the long sheet discharging roller way is provided with a servo material blocking mechanism for blocking a long sheet plate spring and a cylinder pushing mechanism for pushing a long sheet of a blank to a shovel type material stacking device, and the shovel type material stacking device is arranged on the side face of the long sheet discharging roller way and opposite to the cylinder pushing mechanism.
2. The full-automatic unloading sign indicating number material production line of car leaf spring according to claim 1, wherein, shovel sign indicating number material device is equipped with the chain that gathers materials, and the chain lower part that gathers materials is equipped with the lift jar that goes up and down the material shovel, and the lift jar is fixed in through moving on the sign indicating number material dolly of material jar driven, and sign indicating number dolly below is connected with the pay-off track, and the pay-off track other end is connected with long piece and gathers materials the frame, is equipped with the stopper that connects the material shovel in the lift jar, is equipped with the spring of control stopper compression in the stopper, and the stopper lower part is connected with the signaling plate that is used for the response stopper compression, and the signaling plate is connected with the lower switch.
3. The full-automatic blanking and stacking production line of the automobile leaf springs according to claim 2, wherein the number of the servo material blocking mechanisms, the cylinder material pushing mechanisms, the shovel type material stacking devices and the material blocking signaling plates is identical, and the shovel type material stacking devices are of different types according to the types of the leaf springs.
4. The full-automatic blanking and stacking production line of the automobile leaf springs is characterized in that two rails are arranged in parallel on the bilateral traversing device, two longitudinal beams perpendicular to the rails are arranged on the rails, two cross beams perpendicular to the longitudinal beams are arranged above the longitudinal beams, a transverse bridge for connecting and fixing the two longitudinal beams is arranged at the lower part of the longitudinal beams, a cross beam group is connected to the cross beams through lifting devices arranged at two ends, the lifting devices are connected through brackets, a servo motor is arranged on the brackets, and electromagnetic feeding devices and balance bars are arranged at two ends of the brackets.
5. The full-automatic blanking and stacking production line of the automobile leaf springs according to claim 1, wherein a centering device for clamping blanks is arranged on the feeding roller way, and a length detection device for detecting the lengths of the blanks is arranged on the side face of the feeding roller way.
6. The full-automatic blanking and stacking production line of the automobile leaf springs according to claim 1, wherein the upper cutter assembly is provided with a cutter holder for fixing an upper cutter, the cutter holder is fixed in a fixed seat through an upper cutter wedge-shaped adjusting plate, the upper cutter wedge-shaped adjusting plate is connected with an adjusting bolt, and a rotary sliding block is arranged in the fixed seat.
7. The full-automatic blanking and stacking production line of the automobile leaf springs according to claim 1, wherein the lower cutter assembly is provided with a character head for fixing a lower cutter, the lower cutter is fixed into an L-shaped vertical groove of the cutter baffle seat through a screw, the lower cutter is attached to the L-shaped vertical groove edge of the cutter baffle seat, and a lower cutter wedge-shaped adjusting plate is arranged at the lower part of the cutter baffle seat.
8. The full-automatic blanking and stacking production line of the automobile leaf springs according to claim 1, wherein a waste box of a receiving head is arranged below the rapid hydraulic shearing machine, and a long sheet discharging roller way is connected with a plurality of speed reducing motors.
9. The full-automatic plate spring blanking and stacking production line for the automobile according to claim 8, wherein the gear motor, the servo motor, the material blocking cylinder and the material pushing cylinder are linearly connected with a PLC control system, and the PLC control system is provided with an electric control system, a hydraulic system and a touch operation screen.
10. The production process of the full-automatic automobile leaf spring blanking and stacking production line as claimed in any one of claims 1 to 9, which is characterized by comprising the following steps:
1) When the production line is used, the technological parameters of plate springs to be manufactured are set through the touch operation screen, then all parts of devices on the production line start to work, one of the two blank bilateral feeding devices is used as a working area, the other is used as a material preparation area, the production is switched at any time according to the requirement, and when in feeding, the electromagnetic feeding device sucks blanks in a blank frame and passes through the lifting device and the bilateral traversing device, and the blanks are conveyed and placed on the feeding roller way;
2) The blank is conveyed on the feeding roller way through a servo trolley, a centering device on the feeding roller way is used for centering and adjusting the plate spring, a length detection device is used for detecting the length of the blank, the blank with enough size enters a quick hydraulic shearing machine when a short plate spring is formed in a waste box below the blank, a centering mechanism is used for centering the blank again, then the blank is lifted by an upper blade and sheared by a lower blade in a cooperation manner, and the short plate spring or a long plate spring is formed according to requirements;
3) If the short leaf spring is produced, the short leaf spring extends out through a short discharging device, a feeding cylinder and a lifting cylinder of the short discharging device, so that a short discharging roller way is inclined for facilitating material receiving, and meanwhile, a material blocking cylinder descends to the upper part of the short discharging roller way to block the short leaf spring, and a material pushing cylinder pushes the short leaf spring in place to a short collecting frame;
4) If the long leaf spring is produced, the long leaf spring enters the long leaf discharging roller way through the short leaf discharging roller way, and the long leaf spring triggers a material blocking signaling plate at the front end of the long leaf discharging roller way according to different sizes; then the servo material blocking mechanism moves to a corresponding position to block the long plate spring, and the cylinder material pushing mechanism at the corresponding position pushes the long plate spring to the material collecting chain;
5) When the stacking trolley shovels materials from the material collecting chain, the springs on the limiting blocks are compressed when the stacking trolley shovels the long plate springs, the signaling plate is triggered to be close to the lower switch when the compression amount of the limiting blocks is reached, the lower switch sends signaling, when the materials are to be discharged, the long plate springs are arranged below the stacking trolley to support the stacking trolley, so that the springs are not stressed and extend, the signaling plate is far away from the lower switch, the lower switch does not send signaling, the stacking trolley is judged to be in place, and when the stacking trolley is retreated to be capable of avoiding to open the long plate material collecting frame, the lifting cylinder is lowered to the lowest, and the stacking trolley is retreated to the initial position.
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| CN110977015B (en) * | 2019-12-19 | 2020-11-03 | 马鞍山市中亚机床制造有限公司 | Plate shearing machine tool with material arranging mechanism |
| CN116532712B (en) * | 2023-07-06 | 2023-09-26 | 中铝山西新材料有限公司 | Automatic aluminum bar cutting system |
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| JPH10315000A (en) * | 1998-06-22 | 1998-12-02 | Mitsubishi Motors Corp | Press |
| CN103447825A (en) * | 2013-09-12 | 2013-12-18 | 宁波杰克龙精工有限公司 | Equipment for automatically lifting, continuously feeding, sawing and heating bars |
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