Disclosure of Invention
The invention aims to provide die-casting equipment with a protection device for automobile forgings, and aims to solve the technical problems that the protection work and the high maintenance frequency of a hammer rod cannot be realized in the prior art.
The invention provides a die casting device with a protection device for an automobile forging, which comprises a table body and is characterized in that: the table body is characterized in that the two sides of the outer wall of the top of the table body are fixedly connected with supports, the outer wall of the top of the two supports is fixedly connected with a support, the outer wall of the top of the support is provided with a round hole, the arc-shaped inner wall of the round hole is connected with a die-casting assembly in a sliding manner, the outer wall of the bottom of the hammer rod is provided with a polygonal groove, the inner wall of one side of the polygonal groove is connected with a prism in a sliding manner, the outer wall of the bottom of the prism is fixedly connected with a forging hammer, the bottom of the arc-shaped outer wall of the hammer rod is fixedly connected with a first buffer assembly, the two ends of the outer wall of the two sides of the forging hammer are fixedly connected with two connecting seats, the outer wall of one side of the four connecting seats is rotatably connected with a second buffer assembly, the second buffer assembly is rotatably connected with the outer wall of one side of the support, the outer wall of the top of the table body is fixedly connected with an anvil block near the forging hammer, and the top of the arc-shaped outer wall of the hammer rod is fixedly connected with a fixed seat, the device comprises a table body, a detection assembly, clamping assemblies, a transmission assembly, a negative pressure assembly and a feeding assembly, wherein the detection assembly is connected to the outer wall on one side of the support in a sliding mode, the clamping assemblies are arranged on two sides of the outer wall on the top of the table body, the transmission assembly is fixedly connected to the outer wall on the bottom of the table body, the negative pressure assembly is fixedly connected to the outer walls on two sides of the support, and the feeding assembly is fixedly connected to the outer wall on one side of the table body.
Preferably, first buffering subassembly includes the go-between of fixed connection in hammer stem arc outer wall bottom, go-between arc outer wall rotates and is connected with a plurality of first connecting rods, first connecting rod one side outer wall all rotates and is connected with the slider, the spout has all been seted up near first connecting rod department to the outer wall in forging hammer top, and slider and spout bottom inner wall sliding connection, the equal first spring of fixedly connected with of spout one side inner wall, and first spring and slider fixed connection.
Preferably, the second buffering subassembly is including rotating the loop bar of connecting at connecting seat one side outer wall, loop bar one side outer wall sliding connection has the sleeve, and sleeve and support rotate to be connected, loop bar one side outer wall fixedly connected with transfer line is in anvil with two of one side transfer line top outer wall fixedly connected with connecting plate, support one side outer wall is close to connecting plate department and has all seted up the connecting hole, two the equal sliding connection of connecting hole arc inner wall has the restriction subassembly.
Preferably, the limiting component comprises a limiting column which is connected with the arc-shaped inner wall of the connecting hole in a sliding manner, a rectangular hole is formed in the arc-shaped outer wall of the limiting column, two limiting blocks are connected with the inner wall of one side of the rectangular hole in a sliding manner, a circular groove is formed in the inner wall of one side of the rectangular hole, an electromagnet is fixedly connected with the inner wall of one side of the circular groove, a third spring is fixedly connected with the outer wall of one side of the electromagnet, an iron block is connected with the arc-shaped inner wall of the circular groove in a sliding manner, the iron block is fixedly connected with the third spring, two second connecting rods are rotatably connected with the outer wall of one side of the iron block, the two second connecting rods are respectively rotatably connected with the adjacent limiting blocks, a connecting frame is fixedly connected with the outer wall of one side of the limiting column, a second spring is fixedly connected with the outer wall of the connecting frame and the outer wall of the opposite side of the support, supporting rods are fixedly connected with supporting rods at the four corners of the outer wall of one side of the limiting column far away from the connecting frame, and the four supporting rods penetrate through the outer wall of one side of the support and are fixedly connected with the buffer plate.
Preferably, the negative pressure subassembly includes the negative pressure case of fixed connection at support one side outer wall, negative pressure case one side inner wall sliding connection has the piston board, piston board bottom outer wall fixedly connected with driving plate, and driving plate and hammer stem fixed connection, negative pressure roof portion outer wall fixedly connected with solenoid valve, negative pressure case one side outer wall top fixedly connected with check valve.
Preferably, the detection subassembly includes the detection piece of sliding connection at support one side outer wall, it all rotates and is connected with the third connecting rod to detect a both sides outer wall, and two third connecting rods all rotate with the connecting plate and be connected, detect a one side outer wall fixedly connected with fourth spring, support one side outer wall fixedly connected with fixed plate, fixed plate one side outer wall fixedly connected with pressure sensor, and pressure sensor and fourth spring fixed connection, pressure sensor has the controller through the signal line connection, and controller and solenoid valve and electro-magnet electric connection.
Preferably, the centre gripping subassembly is including seting up two through-holes at stage body top outer wall, two through-hole one side inner wall sliding connection has the driving frame, driving frame top outer wall fixedly connected with grip slipper, the collecting vat has been seted up to grip slipper one side outer wall, collecting vat bottom inner wall one side fixedly connected with grid, grip slipper one side outer wall is in collecting vat both sides department and all rotates the rubber roller that is connected with a plurality of equidistance and distributes, the fixed orifices has been seted up to collecting vat one side inner wall, fixed orifices arc inner wall fixedly connected with filter screen, grip slipper one side outer wall is close to the hose of fixed orifices fixedly connected with and solenoid valve intercommunication, collecting vat bottom inner wall sliding connection has the slide.
Preferably, the transmission assembly comprises support plates fixedly connected to two sides of the outer wall of the bottom of the table body, two support plates are rotatably connected to the outer walls of the opposite sides of the support plates, threaded holes for the bidirectional screw rods to penetrate through are formed in the outer wall of one side of each of the two transmission frames, a hand wheel is rotatably connected to the outer wall of one side of one of the support plates, and the hand wheel is fixedly connected with the bidirectional screw rods.
Preferably, the inner walls of the tops of the two collecting grooves are fixedly connected with a plurality of obliquely arranged guide plates at equal distances.
Preferably, the feeding assembly comprises a supporting frame fixedly connected to the outer wall of one side of the table body, a mounting hole is formed in the outer wall of one side of the supporting frame, a hydraulic rod is fixed to the arc-shaped inner wall of the mounting hole, a fixing block is fixedly connected to the output end of the hydraulic rod, and a push plate is fixedly connected to the outer wall of the top of the fixing block.
Compared with the prior art, the invention has the beneficial effects that:
(1) according to the invention, through the arrangement of the first buffer component, the prism, the hammer rod and the fixed seat, the hammer rod and the die-casting power equipment are connected through the fixed seat during working, the power equipment drives the hammer rod to move up and down at a constant speed, the hammer rod drives the forging hammer to descend during die-casting working, after the forging hammer contacts a forging piece, the hammer rod descends along the prism on the forging hammer through the polygonal groove, and the first buffer component is matched to buffer the hammer rod.
(2) According to the invention, through the arrangement of the negative pressure box, the electromagnetic valve, the one-way valve, the piston plate and the transmission plate, the electromagnetic valve is closed by the controller when the hammer rod is broken in the die-casting process, the electromagnetic valve is closed, and then the space formed by the negative pressure box and the piston plate is sealed, at the moment, the broken hammer rod drives the piston plate to descend through the transmission plate, and the piston plate is buffered under the action of air pressure, so that the hammer rod is prevented from being broken through the transmission plate, and workers are prevented from being injured.
(3) According to the invention, through the arrangement of the first buffer component and the second buffer component, the motion state of the forging hammer and the hammer rod can be prevented from being forcibly stopped in a rigid limiting mode when the forging hammer and the hammer rod are buffered, the damage degree of the first buffer component and the second buffer component is greatly reduced, and the maintenance frequency of the device is further reduced.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 10, the embodiment of the invention provides a die casting device with a protection device for automobile forgings, which comprises a table body 1, wherein two sides of the outer wall of the top of the table body 1 are fixedly connected with supports 102, the outer wall of the top of the two supports 102 is fixedly connected with a support 103, the outer wall of the top of the support 103 is provided with a round hole, the arc inner wall of the round hole is slidably connected with a die casting component 3, the die casting component 3 comprises a hammer rod 301 slidably connected with the arc inner wall of the round hole, the outer wall of the bottom of the hammer rod 301 is provided with a polygonal groove, the inner wall of one side of the polygonal groove is slidably connected with a prism 303, the outer wall of the bottom of the prism 303 is fixedly connected with a forging hammer 305, the bottom of the arc outer wall of the hammer rod 301 is fixedly connected with a first buffer component 5, two ends of the outer walls of two sides of the forging hammer 305 are fixedly connected with two connecting seats 306, the outer wall of one side of the four connecting seats 306 is rotatably connected with a second buffer component 6, and the second buffer component 6 is rotatably connected with the outer wall of one side of the support 103, an anvil block 307 is fixedly connected to the outer wall of the top of the table body 1 close to the forging hammer 305, a fixed seat 302 is fixedly connected to the top of the arc-shaped outer wall of the hammer rod 301, a detection assembly 8 is slidably connected to the outer wall of one side of the support 103, clamping assemblies 7 are arranged on two sides of the outer wall of the top of the table body 1, a transmission assembly 2 is fixedly connected to the outer wall of the bottom of the table body 1, negative pressure assemblies 4 are fixedly connected to the outer walls of two sides of the support 103, and a feeding assembly 9 is fixedly connected to the outer wall of one side of the table body 1; by means of the structure, the die-casting work can be completed after the forging hammer 305 contacts the forging piece, under the action of inertia, the hammer rod 301 still has a downward movement trend with high strength, at the moment, the hammer rod 301 descends along the prism 303 on the forging hammer 305 through the polygonal groove, the rigid contact between the hammer rod 301 and the forging piece is avoided, and the buffer effect on the hammer rod 301 is achieved.
Further, the first buffer assembly 5 comprises a connecting ring 304 fixedly connected to the bottom of the arc-shaped outer wall of the hammer rod 301, the arc-shaped outer wall of the connecting ring 304 is rotatably connected with a plurality of first connecting rods 503, the outer wall of one side of each first connecting rod 503 is rotatably connected with a slide block 502, the outer wall of the top of the forging hammer 305, which is close to the first connecting rod 503, is provided with a slide groove, the slide block 502 is slidably connected with the inner wall of the bottom of the slide groove, the inner wall of one side of the slide groove is fixedly connected with a first spring 501, and the first spring 501 is fixedly connected with the slide block 502; by means of the structure, the first springs 501 provide buffering for the hammer rod 301, damage degree of the first springs 501 is greatly reduced, and maintenance frequency of the device is reduced.
Further, the second buffer assembly 6 comprises a loop bar 602 which is rotatably connected to the outer wall of one side of the connecting base 306, the outer wall of one side of the loop bar 602 is slidably connected with a sleeve 601, the sleeve 601 is rotatably connected with the support 103, the outer wall of one side of the loop bar 602 is fixedly connected with a transmission rod 603, the outer walls of the tops of the two transmission rods 603 on the same side of the anvil 307 are fixedly connected with a connecting plate 604, the outer wall of one side of the support 103, which is close to the connecting plate 604, is provided with connecting holes, and the arc-shaped inner walls of the two connecting holes are slidably connected with limiting assemblies; by means of the structure, in the moving process of the forging hammer 305, the connecting seat 306 and the sleeve rod 602 drive the sleeve 601 to rotate, and under the support of the sleeve 601, the transmission rod 603 swings, and then the connecting plate 604 swings.
Further, the limiting component comprises a limiting column 608 which is slidably connected to the arc-shaped inner wall of the connecting hole, a rectangular hole is formed in the arc-shaped outer wall of the limiting column 608, two limiting blocks 610 are slidably connected to the inner wall of one side of the rectangular hole, a circular groove is formed in the inner wall of one side of the rectangular hole, an electromagnet 614 is fixedly connected to the inner wall of one side of the circular groove, a third spring 613 is fixedly connected to the outer wall of one side of the electromagnet 614, an iron block 612 is slidably connected to the arc-shaped inner wall of the circular groove, the iron block 612 and the third spring 613 are fixedly connected, two second connecting rods 611 are rotatably connected to the outer wall of one side of the iron block 612, the two second connecting rods 611 are rotatably connected to the adjacent limiting blocks 610 respectively, a connecting frame 607 is fixedly connected to the outer wall of one side of the limiting column 608, a second spring 609 is fixedly connected to the outer walls of the opposite sides of the connecting frame 607 and the support 103, supporting rods 606 are fixedly connected to the four corners of the outer wall of one side of the connecting frame 607, a buffering plate 605 is fixedly connected to the outer wall of the limiting column 608 far away from the connecting frame 607, the four support rods 606 penetrate through the outer wall of one side of the support 103 and are fixedly connected with the buffer plate 605; by means of the structure, the switch of the electromagnet 614 can be switched on, the electromagnet 614 generates magnetism, the iron block 612 is adsorbed, the two limiting blocks 610 are driven to contract into the rectangular holes under the action of the second connecting rod 611, and at the moment, the buffer plate 605 is pushed to leave the bracket 103 through the connecting frame 607, the limiting columns 608 and the supporting rods 606 under the action of the second spring 609, so that the buffer plate 605 moves.
Further, the negative pressure assembly 4 comprises a negative pressure tank 401 fixedly connected to the outer wall of one side of the support 103, the inner wall of one side of the negative pressure tank 401 is slidably connected with a piston plate 404, the outer wall of the bottom of the piston plate 404 is fixedly connected with a transmission plate 405, the transmission plate 405 is fixedly connected with the hammer rod 301, the outer wall of the top of the negative pressure tank 401 is fixedly connected with an electromagnetic valve 403, and the top of the outer wall of one side of the negative pressure tank 401 is fixedly connected with a one-way valve 402; by means of the structure, in the process that the hammer rod 301 ascends, the driving plate 405 drives the piston plate 404 to ascend, at the moment, the switch of the electromagnetic valve 403 is closed, and therefore the purpose that air in the negative pressure box 401 is pressed into the hose 406 through the one-way valve 402 in the motion process of the piston plate 404 is achieved, air flow is generated at the grid 703 on the clamping seat 701, and chips on the surface of a forged piece are blown away through the guiding of the guide plate 706.
Further, the detection assembly 8 comprises a detection block 801 slidably connected to the outer wall of one side of the bracket 103, the outer walls of two sides of the detection block 801 are rotatably connected with third connecting rods 805, the two third connecting rods 805 are rotatably connected with a connecting plate 604, the outer wall of one side of the detection block 801 is fixedly connected with a fourth spring 802, the outer wall of one side of the bracket 103 is fixedly connected with a fixing plate 804, the outer wall of one side of the fixing plate 804 is fixedly connected with a pressure sensor 803, the pressure sensor 803 is fixedly connected with the fourth spring 802, the pressure sensor 803 is connected with a controller through a signal line, and the controller is electrically connected with the electromagnetic valve 403 and the electromagnet 614; by means of the structure, the third connecting rod 805 can drive the detection block 801 to slide along the bracket 103 in the swinging process of the connecting plate 604, and the pressure sensor 803 generates a signal under the action of the fourth spring 802, so that the state of the hammer lever 301 can be detected.
Further, the clamping assembly 7 comprises two through holes 101 formed in the outer wall of the top of the table body 1, the inner wall of one side of each of the two through holes 101 is connected with a transmission frame 201 in a sliding manner, the outer wall of the top of the transmission frame 201 is fixedly connected with a clamping seat 701, the outer wall of one side of the clamping seat 701 is provided with a collecting tank, one side of the inner wall of the bottom of the collecting tank is fixedly connected with a grid 703, the outer wall of one side of the clamping seat 701, which is positioned at two sides of the collecting tank, is rotatably connected with a plurality of rubber rollers 702 distributed equidistantly, the inner wall of one side of the collecting tank is provided with a fixing hole, the arc-shaped inner wall of the fixing hole is fixedly connected with a filter screen 704, the outer wall of one side of the clamping seat 701, which is close to the fixing hole, is fixedly connected with a first hose 406 communicated with the solenoid valve 403, and the inner wall of the bottom of the collecting tank is connected with a sliding plate 705 in a sliding manner; by the above structure, the filter 704 can prevent debris from entering the hose 406, thereby protecting the hose 406.
Further, the transmission assembly 2 comprises support plates 204 fixedly connected to two sides of the outer wall of the bottom of the table body 1, two-way screw rods 203 are rotatably connected to the outer walls of the two opposite sides of the two support plates 204, threaded holes for the two-way screw rods 203 to pass through are formed in the outer wall of one side of each of the two transmission frames 201, a hand wheel 202 is rotatably connected to the outer wall of one side of one of the support plates 204, and the hand wheel 202 is fixedly connected with the two-way screw rods 203; by means of the structure, the bidirectional screw rod 203 can be driven to rotate through the hand wheel 202, and the two clamping seats 701 are driven to be close to each other by matching with the threaded holes in the transmission frame 201, so that the clamping work of the forge piece is realized.
Further, a plurality of obliquely arranged guide plates 706 are fixedly connected to the inner walls of the tops of the two collecting tanks at equal distances; by means of the structure, when the airflow passes through the guide plates 706, the direction of the airflow can be changed, and the surface of the forging is comprehensively cleaned through the two groups of guide plates 706.
Further, the feeding assembly 9 comprises a support frame 901 fixedly connected to the outer wall of one side of the table body 1, a mounting hole is formed in the outer wall of one side of the support frame 901, a hydraulic rod 904 is fixed to the arc-shaped inner wall of the mounting hole, the output end of the hydraulic rod 904 is fixedly connected with a fixing block 903, and a push plate 902 is fixedly connected to the outer wall of the top of the fixing block 903; by means of the structure, the switch of the hydraulic rod 904 can be switched on, the hydraulic rod 904 and the fixing block 903 push the push plate 902 to move, so that the forge piece is pushed to move, and the feeding work of the forge piece is realized by matching with the rubber roller 702.
The specific working method comprises the following steps: during operation, the hammer lever 301 is connected with die-casting power equipment through the fixed seat 302, the second spring 609 is ensured to be in a stretching state, then a forged piece is placed on the anvil block 307, the bidirectional screw rod 203 is driven to rotate through the hand wheel 202, the two clamping seats 701 are driven to mutually approach through matching with the threaded hole on the transmission frame 201, clamping work of the forged piece is realized, the hammer lever 301 is driven to move up and down at a constant speed through the die-casting power equipment, in the die-casting work process, the hammer lever 301 drives the forging hammer 305 to descend, the forging hammer 305 smashes the forged piece on the anvil block 307, after the forging hammer 305 contacts the forged piece, the die-casting work is completed, under the inertia effect, the hammer lever 301 still has a downward movement trend with high strength, at the moment, the hammer lever 301 descends along the prism 303 on the forging hammer 305 through the polygonal groove, at the moment, the hammer lever 301 drives the sliding block 502 to move in the sliding groove through the connecting ring 304 and the first connecting rod 503, and buffering of the sliding block 502 is realized through the first spring 501 in the sliding groove, further realizing the buffering of the hammer lever 301, as the service life of the device increases, the hammer lever 301 can still maintain higher strength, further fundamentally reducing the risk of breaking the hammer lever 301, improving the safety degree of the device, after the die casting is completed, the hammer lever 301 is driven to ascend through power equipment, in the process of ascending the hammer lever 301, the piston plate 404 is driven to ascend through the driving plate 405, at the moment, the switch of the electromagnetic valve 403 is closed, the gas in the negative pressure box 401 is pressed into the hose 406 through the one-way valve 402 in the motion process of the piston plate 404, so that the grid 703 on the clamping seat 701 generates airflow, the debris on the surface of the forging piece is blown away through the guide of the guide plate 706, in the process of moving the forging hammer 305, the sleeve 601 is driven to rotate through the connecting seat 306 and the sleeve 602, under the support of the sleeve 601, the driving rod 603 swings, and further drives the connecting plate 604 to swing, the detection block 801 is driven to slide along the support 103 by the third connecting rod 805 in the process of swinging of the connecting plate 604, the pressure sensor 803 generates a signal under the action of the fourth spring 802, the signal intensity of the pressure sensor 803 is linearly changed at the moment because the forging hammer 305 is in a constant speed state during normal operation, the descending speed of the forging hammer 305 is increased after the hammer rod 301 is broken, the signal intensity of the pressure sensor 803 is exponentially changed at the moment, after the controller receives the signal of the pressure sensor 803, the switch of the electromagnet 614 is firstly switched on, the electromagnet 614 is made to generate magnetism, the iron block 612 is adsorbed, the two limiting blocks 610 are driven to contract into the rectangular hole under the action of the second connecting rod 611, at the moment, under the action of the second spring 609, the buffer plate 605 is pushed to leave the support 103 by the connecting frame 607, the limiting columns 608 and the supporting rods 606, and the buffer plate 605 moves, contact buffer plate 605 in the rotatory in-process of connecting plate 604, realize the buffering to connecting plate 604 through second spring 609, and then realize the buffering to forging hammer 305 through the transfer line 603, sleeve 601, loop bar 602 and connecting seat 306, the controller closes solenoid valve 403 simultaneously, after solenoid valve 403 closed, make the space that negative pressure case 401 and piston plate 404 are constituteed form sealed, make piston plate 404 descend required strength more, therefore, under the effect of transfer line 405, realize the buffering to hammer stem 301, avoid cracked hammer stem 301 to pound to the forging and break out, the safety degree has further been improved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.