CN113751595A

CN113751595A - Automobile metal plate stamping die

Info

Publication number: CN113751595A
Application number: CN202111148692.0A
Authority: CN
Inventors: 乔克; 方舟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2021-12-07

Abstract

The invention relates to the technical field of stamping dies, in particular to an automobile metal plate stamping die which comprises a lower die holder and an upper die holder, wherein the lower die holder and the upper die holder are matched with each other, the upper die holder comprises an upper die plate and a male die fixedly arranged on the bottom wall of the upper die plate, a groove matched with the male die is formed in the top wall of the lower die holder, a top plate is fixedly arranged on the upper side of the upper die holder, a hydraulic press for driving the upper die holder to move up and down is arranged on the top wall of the top plate, a plurality of guide columns are fixedly arranged on the top wall of the upper die plate, and a plurality of ejector rods are elastically connected to the bottom wall of the inner side of the groove. According to the automobile sheet metal stamping die, the upper die plate drives the male die to move upwards, so that a formed workpiece can be tightly sucked at the bottom end of the male die and sucked out of the groove, the workpiece is automatically unloaded from the bottom end of the male die by the unloading assembly after the formed workpiece is sucked out, the workpiece is automatically collected by the automatic material receiving mechanism, the formed workpiece does not need to be manually lifted out of the lower die seat, the operation is convenient, and the processing speed of the automobile sheet metal stamping die is obviously improved.

Description

Automobile metal plate stamping die

Technical Field

The invention relates to the technical field of stamping dies, in particular to an automobile metal plate stamping die.

Background

Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material to cause separation or plastic deformation thereof, thereby obtaining a desired part, and the die is an essential component in the stamping process.

Through retrieval, the Chinese patent number CN109759510B discloses an automobile sheet metal stamping die; the punching die comprises a bottom plate, a base, a lower die holder, an upper punching die, a top plate, a first air cylinder, a supporting unit, a material ejecting unit, a pushing unit and a controller; the punching die is fixedly connected to the top plate through a first air cylinder, and racks are arranged at two ends of the upper punching die; the base is fixedly arranged on the bottom plate; the lower die holder is fixedly connected to the bottom of the base through a supporting unit, and a T-shaped hole is formed in the lower die holder; the ejection units are respectively positioned in the T-shaped holes and comprise ejection columns and U-shaped supports; the pushing unit comprises a first gear, a swing rod, a first rod, a T-shaped rod and a wedge-shaped block.

Although the automobile metal plate stamping die can utilize the movement of the upper stamping die in the vertical direction to enable the ejection column to move in the vertical direction, the automobile metal plate which is stamped can be ejected out of the lower die holder through the movement of the ejection column, and the phenomenon that the lower die holder is integrally ejected up by using power equipment with large power is avoided, so that one source is multipurpose is realized, the manufacturing cost of the stamping die is reduced, and the following defects still exist: the workpiece ejected by the ejection column after being formed is positioned in the lower die holder, and the formed workpiece needs to be lifted out of the lower die holder manually after being processed, so that the operation is troublesome, the labor intensity of workers is high, and the processing speed of the automobile metal plate stamping die is obviously reduced.

Therefore, the automobile sheet metal stamping die is provided.

Disclosure of Invention

The invention aims to provide an automobile sheet metal stamping die, which solves the problems in the background art by means of a mode that a formed workpiece can be tightly sucked at the bottom end of a male die and sucked out of a groove when an upper die plate drives the male die to move upwards, a discharging assembly automatically discharges the workpiece from the bottom end of the male die after the formed workpiece is sucked out, and an automatic material receiving mechanism automatically collects the workpiece.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an automobile metal plate stamping die, is including the die holder and the upper die base of mutually supporting, the upper die base includes cope match-plate pattern and the terrace die of fixed mounting on the cope match-plate pattern diapire, be equipped with the recess of mutually supporting with the terrace die on the roof of die holder, the upside fixed mounting of upper die base has the roof, install the hydraulic press that the drive upper die base reciprocated on the roof of roof, fixed mounting has a plurality of guide posts on the roof of cope match-plate pattern, elastic connection has a plurality of ejector pins on the diapire of recess inboard, every the equal fixed mounting in top of ejector pin has the kicking block, evenly set up a plurality of profile grooves of mutually supporting with the kicking block on the diapire of recess inboard, and kicking block and profile groove one-to-one, the work piece has been placed jointly on the top of kicking block, every all install the first electro-magnet that is used for inhaling tight work piece in the kicking block, install a plurality of work pieces that are used for with after the shaping second electromagnetism suction of terrace die from the recess on the inside wall of bottom The punch die comprises a die holder, a punch die, a first electromagnet, a second electromagnet, a control assembly, an electromagnetic switch, a discharging assembly and an automatic material receiving mechanism, wherein the first electromagnet is connected with the control assembly together, the control assembly controls the second electromagnet to be powered off when the punch die moves downwards, the control assembly controls the second electromagnet to be powered on when the punch die moves upwards from the groove, the electromagnetic switch is connected between the first electromagnet and the second electromagnet, the second electromagnet is powered off when the first electromagnet is powered on, the discharging assembly is arranged between the die holder and the upper die plate, and automatically pushes a formed workpiece down from the punch die, and the automatic material receiving mechanism is arranged on one side of the die holder.

Before processing, a workpiece is placed at the top ends of the ejector block and the groove, the workpiece can be tightly sucked at the top end of the ejector block by electrifying the first electromagnet, the hydraulic press can be started to drive the upper template and the male die to move up and down, the male die is driven by the upper template to move down and the workpiece, the ejector block and the ejector rod are pressed into the groove to perform punch forming on the workpiece, the male die is driven by the upper template to move up after forming, the control component controls the second electromagnet to be electrified when the male die moves up from the groove, so that the formed workpiece can be tightly sucked at the bottom end of the male die and sucked out from the groove when the male die is driven by the upper template, an electromagnetic switch is connected between the first electromagnet and the second electromagnet, the first electromagnet is powered off when the second electromagnet is powered on, and the situation that the first electromagnet sucks the bottom end of the workpiece to prevent the male die from sucking out from the groove, the formed workpiece is automatically unloaded from the bottom end of the male die by the unloading assembly after being sucked out, the workpiece is automatically collected by the automatic material receiving mechanism, the formed workpiece does not need to be manually lifted out of the lower die holder, operation is convenient, and the processing speed of the automobile sheet metal stamping die is obviously improved.

Preferably, the control assembly includes the mounting panel of fixed mounting between die holder and roof, elastic connection has the movable block on the lateral wall that the mounting panel is close to cope match-plate pattern one side, install the first joint on the lateral wall of movable block one side, install on the mounting panel and connect the second of mutually supporting with the first joint, and the common electric connection of first joint and second joint is on the second electro-magnet, fixed mounting has fixed sloping block on the lateral wall that the movable block is close to cope match-plate pattern one side, elastic connection has the activity sloping block of mutually supporting with fixed sloping block on the lateral wall that the cope match-plate pattern is close to movable block one side.

The spring pushes the movable block, the first joint and the fixed inclined block to move to the bottom end of the mounting plate due to the restoration of the elasticity of the spring in a natural state, at the moment, the first joint and the second joint are disconnected, and the second electromagnet is powered off, so that the workpiece can be prevented from being sucked upwards when the upper template and the male die are close to the workpiece downwards, the movable inclined block can be contracted into the movable block when the movable inclined block of the upper template is contacted with the fixed inclined block, at the moment, the movable inclined block can move to the bottom end of the fixed inclined block after the upper template and the movable inclined block continue to move downwards, the movable inclined block can push the fixed inclined block, the movable block and the first joint to move upwards when the movable inclined block of the upper template moves upwards from the lowest position, the first joint can be contacted with the second joint at the top end and the second electromagnet is powered on when the first joint moves upwards, so that the formed workpiece can be tightly sucked at the bottom end of the male die and sucked out of the formed workpiece from the groove when the upper template moves upwards, the movable block and the fixed sloping block move to the topmost and when cope match-plate pattern and activity sloping block continue the rebound, the activity sloping block can contract in the cope match-plate pattern and the bottom that the movable block and fixed sloping block can be spurted to the mounting panel fast by the spring this moment, therefore first joint and second joint break off all the time when cope match-plate pattern and terrace die rebound, the setting up of control assembly makes can be convenient after the work piece shaping, shift out the work piece from the recess steadily, thereby be convenient for the later stage to unload the good work piece of shaping, the convenience that automobile panel beating stamping die used has been promoted.

Preferably, the electromagnetic switch comprises a bidirectional joint which is elastically installed in the lower die holder, a third joint and a fourth joint are respectively installed on the lower side and the upper side of the bidirectional joint, the third joint and the fourth joint are respectively and electrically connected to the first electromagnet and the second electromagnet, a third electromagnet which can attract the bidirectional joint to be attached to the fourth joint is installed on the upper side of the bidirectional joint, and the third electromagnet is electrically connected to the first joint and the second joint.

In a natural state, the spring can pull the bidirectional joint to be tightly sucked at the bottom end of the third joint due to the recovery of the elasticity of the spring, at the moment, the first electromagnet is electrified, the second electromagnet is powered off, therefore, the top block can tightly suck the workpiece at the top end of the top block when the upper template and the male die move downwards, thereby preventing the workpiece from being randomly shifted when the male die presses the workpiece, improving the stamping effect of the workpiece, sucking the formed workpiece tightly at the bottom end of the male die and sucking the formed workpiece out of the groove when the male die is driven by the upper die plate to move upwards after the second electromagnet is electrified, cutting off the power of the first electromagnet when the second electromagnet is electrified, thereby can avoid first electro-magnet to catch the bottom of work piece and hinder the terrace die with the good work piece of shaping from the recess suction, be convenient for steadily impress the work piece in the recess and with the good work piece of shaping from the recess suction to the stability of car panel beating stamping die work has been promoted.

Preferably, the discharging assembly comprises a plurality of top pillars which are elastically connected to the top wall of the lower die base, annular discharging plates which are matched with the male die are fixedly mounted at the top ends of the top pillars, and the bottom ends of the male die penetrate through the annular discharging plates.

Elasticity can promote fore-set and annular stripper rebound owing to resume self elasticity, can promote annular stripper and fore-set rebound and paste annular stripper and tightly on the roof of die holder when cope match-plate pattern and terrace die rebound, annular stripper can paste the bottom of cope match-plate pattern and follow cope match-plate pattern and terrace die rebound when cope match-plate pattern and terrace die rebound, first joint separates with the top of second joint when annular stripper removes to the highest position, first joint breaks off with the second joint and the outage of second electro-magnet this moment, annular stripper just can lift the good work piece of shaping off from the lateral wall of terrace die when cope match-plate pattern and terrace die continue rebound this moment, can lift the good work piece of shaping off from the terrace die automatically, high durability and convenient use, thereby further promoted the convenience that automobile panel beating stamping die used.

Preferably, automatic receiving mechanism includes the cylinder of fixed mounting in die holder one side, the output fixed mounting of cylinder has the piston rod, the one end fixed mounting of piston rod has the flitch that connects, one side of die holder is equipped with the conveyer belt, the roof of conveyer belt flushes with the roof that connects the flitch, and the conveyer belt is located between die holder and the cylinder, connect the flitch and keep away from fixed mounting on the roof of cylinder one end and have the baffle, be connected with the flexible subassembly of control on the cylinder, the annular stripper removes to the flexible subassembly control cylinder of control and stretches out when topmost, and the cope match-plate pattern removes to the flexible subassembly control cylinder of control and contracts when topmost.

When the annular discharging plate moves to the topmost end, the telescopic assembly is controlled to control the cylinder to drive the piston rod and the material receiving plate to move and push the material receiving plate to the bottom ends of the annular discharging plate and the male die, thereby being convenient for receiving and unloading the workpiece from the male die, controlling the telescopic assembly to control the cylinder to drive the piston rod and the receiving plate to move and quickly pull the receiving plate and the formed workpiece to approach the conveyor belt when the upper die plate moves to the topmost end, enabling the receiving plate to move to the bottom end of the conveyor belt when the receiving plate is contacted with the conveyor belt and the receiving plate continues to approach the conveyor belt, enabling the formed workpiece on the receiving plate to quickly move to the conveyor belt and be conveyed and collected by the conveyor belt at the moment, the workpiece which is formed can be conveniently and quickly moved to one side of the die and collected, the use convenience of the automobile metal plate stamping die is improved, and the processing speed of the automobile metal plate stamping die is further improved.

Preferably, the flexible subassembly of control includes the fixed plate of fixed mounting on the roof lateral wall, fixed mounting has the fixed block on the lateral wall of annular stripper, install the first piezoceramics piece of mutually supporting with the fixed block on the diapire of fixed plate, install the second piezoceramics piece of mutually supporting with the cope match-plate pattern on the diapire of roof, be equipped with start button and close the button on the cylinder, and first piezoceramics piece and second piezoceramics piece electric connection respectively on start button and close the button.

The fixed block upwards presses first piezoceramics piece when annular stripper removes to the top, first piezoceramics piece is produced the electric current after being extruded and control start button start cylinder drive piston rod and connect the flitch to remove and will connect the flitch to promote to the bottom of annular stripper and terrace die, the cope match-plate pattern removes can extrude the second piezoceramics piece on the roof diapire when the top, second piezoceramics piece can produce the electric current after being extruded and control close button start cylinder drive piston rod and connect the flitch to remove and stimulate fast and connect flitch and the good work piece of shaping to be close to the conveyer belt, need not opening and close of manual control cylinder, simple structure and intelligent degree are high, thereby further promoted the convenience that car panel beating stamping die used.

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

1. when the upper die plate drives the male die to move upwards, the formed workpiece can be tightly sucked at the bottom end of the male die and sucked out of the groove, the formed workpiece is automatically unloaded from the bottom end of the male die by the unloading assembly after being sucked out, the workpiece is automatically collected by the automatic material receiving mechanism, the formed workpiece does not need to be manually lifted out of the lower die seat, operation is convenient, and the processing speed of the automobile metal plate stamping die is obviously improved.

2. The control assembly is arranged to enable the workpiece to be conveniently and stably moved out of the groove after the workpiece is formed, so that the formed workpiece is conveniently unloaded in the later period, and the use convenience of the automobile metal plate stamping die is improved.

3. The arrangement of the electromagnetic switch is convenient for stably pressing the workpiece into the groove and sucking out the formed workpiece from the groove, so that the working stability of the automobile sheet metal stamping die is improved.

Drawings

FIG. 1 is a front sectional view of the material receiving plate of the present invention just receiving a formed workpiece;

FIG. 2 is a front sectional view of the material receiving plate pulling a formed workpiece onto a conveyor belt according to the present invention;

FIG. 3 is a front sectional view of the present invention in a configuration when the mold is closed;

FIG. 4 is a schematic structural view of the present invention;

FIG. 5 is an enlarged view of part A of the structure of the present invention;

FIG. 6 is an enlarged view of part B of the present invention.

In the figure: 1. a lower die holder; 2. mounting a template; 3. a male die; 4. a groove; 5. a top plate; 6. a hydraulic press; 7. a guide post; 8. a top rod; 9. a top block; 10. profiling grooves; 11. a workpiece; 12. a first electromagnet; 13. a second electromagnet; 14. mounting a plate; 15. a movable block; 16. a first joint; 17. a second joint; 18. fixing the inclined block; 19. a movable oblique block; 20. a bi-directional joint; 21. a third joint; 22. a fourth joint; 23. a third electromagnet; 24. a top pillar; 25. an annular stripper plate; 26. a cylinder; 27. a piston rod; 28. a material receiving plate; 29. a conveyor belt; 30. a baffle plate; 31. a fixing plate; 32. a fixed block; 33. a first piezoelectric ceramic sheet; 34. and the second piezoelectric ceramic plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and 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 considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 6, the invention provides an automobile sheet metal stamping die, which has the following technical scheme:

an automobile sheet metal stamping die comprises a lower die holder 1 and an upper die holder which are matched with each other, the upper die holder comprises an upper die plate 2 and a male die 3 fixedly arranged on the bottom wall of the upper die plate 2, a groove 4 matched with the male die 3 is arranged on the top wall of the lower die holder 1, a top plate 5 is fixedly arranged on the upper side of the upper die holder, a hydraulic press 6 for driving the upper die holder to move up and down is arranged on the top wall of the top plate 5, a plurality of guide posts 7 are fixedly arranged on the top wall of the upper die plate 2, a plurality of ejector rods 8 are elastically connected on the bottom wall of the inner side of the groove 4, a top block 9 is fixedly arranged at the top end of each ejector rod 8, a plurality of contour grooves 10 matched with the top blocks 9 are uniformly arranged on the bottom wall of the inner side of the groove 4, the top blocks 9 correspond to the contour grooves 10 one by one, a workpiece 11 is jointly placed at the top end of the top block 9, a first electromagnet 12 for tightly sucking the workpiece 11 is arranged in each top block 9, a plurality of second electromagnets 13 used for sucking out the formed workpiece 11 from the groove 4 are mounted on the inner side wall at the bottom end of the male die 3, a control assembly is connected to the second electromagnets 13 together, the control assembly controls the second electromagnets 13 to be powered off when the male die 3 moves downwards, the control assembly controls the second electromagnets 13 to be powered on when the male die 3 moves upwards from the groove 4, an electromagnetic switch is connected between the first electromagnets 12 and the second electromagnets 13, the second electromagnets 13 are powered off when the first electromagnets 12 are powered on, the second electromagnets 13 are powered on when the first electromagnets 12 are powered off, a discharging assembly for automatically pushing the formed workpiece 11 down from the male die 3 is arranged between the lower die holder 1 and the upper die plate 2, and an automatic material receiving mechanism is arranged on one side of the lower die holder 1.

Before processing, a workpiece 11 is placed at the top ends of the ejector block 9 and the groove 4, the workpiece 11 can be tightly sucked at the top end of the ejector block 9 by electrifying the first electromagnet 12, the hydraulic machine 6 can be started to drive the upper template 2 and the male die 3 to move up and down, the workpiece 11 can be punch-formed by pressing the workpiece 11, the ejector block 9 and the ejector rod 8 into the groove 4 by driving the male die 3 to move downwards by the upper template 2, the male die 3 is driven to move upwards by the upper template 2 after forming, the second electromagnet 13 is controlled to be electrified by the control component when the male die 3 moves upwards by the upper template 2, the formed workpiece 11 can be tightly sucked at the bottom end of the male die 3 and the formed workpiece 11 can be sucked out from the groove 4, an electromagnetic switch is connected between the first electromagnet 12 and the second electromagnet 13, and the first electromagnet 12 is powered off when the second electromagnet 13 is powered on, therefore, the bottom end of the workpiece 11 can be prevented from being sucked by the first electromagnet 12, the male die 3 is prevented from sucking the formed workpiece 11 out of the groove 4, the formed workpiece 11 is automatically unloaded from the bottom end of the male die 3 by the unloading assembly after being sucked out, the workpiece 11 is automatically collected by the automatic material receiving mechanism, the formed workpiece 11 does not need to be manually lifted out of the lower die holder 1, operation is convenient, and the processing speed of the automobile sheet metal stamping die is obviously improved.

Referring to fig. 1, 2 and 3, as an embodiment of the present invention, the control assembly includes a mounting plate 14 fixedly installed between the lower die holder 1 and the top plate 5, a movable block 15 is elastically connected to an outer sidewall of the mounting plate 14 near the upper die plate 2, a first joint 16 is installed on an outer sidewall of the movable block 15, a second joint 17 matched with the first joint 16 is installed on the mounting plate 14, the first joint 16 and the second joint 17 are electrically connected to the second electromagnet 13 together, a fixed oblique block 18 is fixedly installed on an outer sidewall of the movable block 15 near the upper die plate 2, and a movable oblique block 19 matched with the fixed oblique block 18 is elastically connected to an outer sidewall of the upper die plate 2 near the movable block 15.

In a natural state, the spring pushes the movable block 15, the first joint 16 and the fixed inclined block 18 to move to the bottom end of the mounting plate 14 due to the restoration of the elastic force of the spring, at the moment, the first joint 16 and the second joint 17 are disconnected, and the second electromagnet 13 is powered off, so that the workpiece 11 can be prevented from being sucked upwards when the upper template 2 and the male die 3 are close to the workpiece 11 downwards, the movable inclined block 19 can be contracted into the movable block 15 when the upper template 2 drives the movable inclined block 19 to be in contact with the fixed inclined block 18, at the moment, the movable inclined block 19 can move to the bottom end of the fixed inclined block 18 after the upper template 2 and the movable inclined block 19 continue to move downwards, the movable inclined block 19 can push the fixed inclined block 18, the movable block 15 and the first joint 16 to move upwards when the upper template 2 drives the movable inclined block 19 to move upwards from the lowest position, the male die can be in contact with the second joint 17 at the top end and the second electromagnet 13 is powered on when the first joint 16 moves upwards, and therefore, the upper template 2 can tightly suck the formed workpiece 11 to the bottom end of the male die 3 when the male die 3 moves upwards The bottom end sucks the formed workpiece 11 out of the groove 4, the movable block 15 and the fixed inclined block 18 move to the topmost end, the upper die plate 2 and the movable inclined block 19 continue to move upwards, at the moment, the movable inclined block 19 can contract into the upper die plate 2, the movable block 15 and the fixed inclined block 18 can be quickly pulled to the bottom end of the mounting plate 14 by the spring, the first joint 16 and the second joint 17 are always disconnected when the upper die plate 2 and the male die 3 move downwards, the workpiece 11 can be conveniently and stably moved out of the groove 4 after being formed by the control assembly, so that the formed workpiece 11 can be unloaded at the later stage, and the use convenience of the automobile sheet metal stamping die is improved.

Referring to fig. 2 and 6, as an embodiment of the present invention, the electromagnetic switch includes a bidirectional connector 20 elastically installed in the lower die holder 1, a third connector 21 and a fourth connector 22 are respectively installed on a lower side and an upper side of the bidirectional connector 20, the third connector 21 and the fourth connector 22 are respectively electrically connected to the first electromagnet 12 and the second electromagnet 13, a third electromagnet 23 capable of attracting the bidirectional connector 20 to the fourth connector 22 is installed on the upper side of the bidirectional connector 20, and the third electromagnet 23 is electrically connected to the first connector 16 and the second connector 17.

In a natural state, the spring can pull the two-way joint 20 to be tightly sucked at the bottom end of the third joint 21 due to the recovery of the elasticity of the spring, at the moment, the first electromagnet 12 is powered on, and the second electromagnet 13 is powered off, so that the ejector block 9 can tightly suck the workpiece 11 at the top end of the ejector block 9 when the upper template 2 and the male die 3 move downwards, the workpiece 11 can be prevented from being randomly deviated when the male die 3 presses the workpiece 11, the stamping effect of the workpiece 11 is improved, when the upper template 2 drives the male die 3 to move upwards after the second electromagnet 13 is powered on, the molded workpiece 11 can be tightly sucked at the bottom end of the male die 3 and the molded workpiece 11 can be sucked out of the groove 4, when the second electromagnet 13 is powered on, the first electromagnet 12 is powered off, the first electromagnet 12 can be prevented from sucking the bottom end of the workpiece 11 to hinder the molded workpiece 3 from being sucked out of the male die 4, the workpiece 11 can be conveniently and stably pressed into the groove 4 and the molded workpiece 11 can be sucked out of the groove 4, thereby the stability of car panel beating stamping die work has been promoted.

Referring to fig. 1, 2 and 3, as an embodiment of the present invention, the discharging assembly includes a plurality of top pillars 24 elastically connected to the top wall of the lower die base 1, the top ends of the top pillars 24 are jointly and fixedly mounted with an annular discharging plate 25 cooperating with the male die 3, and the bottom end of the male die 3 is arranged to penetrate through the annular discharging plate 25.

The elasticity can push the top column 24 and the annular discharging plate 25 to move upwards due to the recovery of the elasticity, when the upper template 2 and the male die 3 move downwards, the annular discharging plate 25 and the top column 24 can be pushed to move downwards and the annular discharging plate 25 can be attached to the top wall of the lower die holder 1, when the upper template 2 and the male die 3 move upwards, the annular discharging plate 25 can be attached to the bottom end of the upper template 2 and can move upwards along with the upper template 2 and the male die 3, when the annular discharging plate 25 moves to the highest position, the first joint 16 is separated from the topmost end of the second joint 17, at the moment, the first joint 16 is disconnected from the second joint 17, the second electromagnet 13 is powered off, at the moment, when the upper template 2 and the male die 3 continue to move upwards, the annular discharging plate 25 can detach the formed workpiece 11 from the outer side wall of the male die 3, the formed workpiece 11 can be automatically detached from the male die 3, so that the use is convenient, and the use convenience of the automobile sheet metal stamping die is further improved.

Referring to fig. 1, 2 and 3, as an embodiment of the present invention, the automatic material receiving mechanism includes an air cylinder 26 fixedly installed at one side of the lower die holder 1, a piston rod 27 is fixedly installed at an output end of the air cylinder 26, a material receiving plate 28 is fixedly installed at one end of the piston rod 27, a conveyor belt 29 is installed at one side of the lower die holder 1, a top wall of the conveyor belt 29 is flush with a top wall of the material receiving plate 28, and the conveyer belt 29 is located between lower die holder 1 and cylinder 26, fixed mounting has baffle 30 on the roof of connecing flitch 28 to keep away from cylinder 26 one end, baffle 30 is convenient for promote work piece 11 and move to conveyer belt 29 when connecing flitch 28 and the good work piece 11 of shaping are close to conveyer belt 29 on, be connected with the control telescopic subassembly on the cylinder 26, control telescopic subassembly control cylinder 26 when annular stripper 25 moves to the top end and stretch out, and control telescopic subassembly control cylinder 26 when cope match-plate pattern 2 moves to the top end and contract.

When the annular discharging plate 25 moves to the topmost end, the control telescopic assembly control cylinder 26 drives the piston rod 27 and the receiving plate 28 to move and pushes the receiving plate 28 to the bottom ends of the annular discharging plate 25 and the punch 3, so as to conveniently receive and unload the workpiece 11 from the punch 3, when the upper die plate 2 moves to the topmost end, the control telescopic assembly control cylinder 26 drives the piston rod 27 and the receiving plate 28 to move and quickly pull the receiving plate 28 and the formed workpiece 11 to approach to the conveyor belt 29, when the receiving plate 28 contacts with the conveyor belt 29 and the receiving plate 28 continues to approach to the conveyor belt 29, the receiving plate 28 moves to the bottom end of the conveyor belt 29, at the moment, the formed workpiece 11 on the receiving plate 28 quickly moves to the conveyor belt 29 and is conveyed and collected through the conveyor belt 29, the formed workpiece 11 can be conveniently and quickly moved to one side of the die and collected, and the use convenience of the stamping die for automobile metal plates is improved, the processing speed of the automobile sheet metal stamping die is further improved.

Referring to fig. 1, 2 and 3, as an embodiment of the present invention, the control telescopic assembly includes a fixing plate 31 fixedly installed on an outer side wall of the top plate 5, a fixing block 32 is fixedly installed on an outer side wall of the annular discharging plate 25, a first piezoelectric ceramic plate 33 matched with the fixing block 32 is installed on a bottom wall of the fixing plate 31, a second piezoelectric ceramic plate 34 matched with the upper mold plate 2 is installed on a bottom wall of the top plate 5, a start button and a close button are arranged on the cylinder 26, and the first piezoelectric ceramic plate 33 and the second piezoelectric ceramic plate 34 are electrically connected to the start button and the close button, respectively.

When the annular discharging plate 25 moves to the topmost end, the fixing block 32 presses the first piezoelectric ceramic piece 33 upwards, the first piezoelectric ceramic piece 33 generates current after being extruded and controls the starting button starting cylinder 26 to drive the piston rod 27 and the material receiving plate 28 to move and pushes the material receiving plate 28 to the bottom ends of the annular discharging plate 25 and the male die 3, the upper die plate 2 can extrude the second piezoelectric ceramic piece 34 on the bottom wall of the top plate 5 when moving to the topmost end, the second piezoelectric ceramic piece 34 generates current after being extruded and controls the closing button starting cylinder 26 to drive the piston rod 27 and the material receiving plate 28 to move and quickly pull the material receiving plate 28 and the formed workpiece 11 to approach the conveyor belt 29, the opening and closing of the cylinder 26 are not required to be controlled manually, the structure is simple, the intelligent degree is high, and the use convenience of the automobile sheet metal stamping die is further improved.

The working principle is as follows: before processing, a workpiece 11 is placed at the top ends of the ejector block 9 and the groove 4, the workpiece 11 can be tightly sucked at the top end of the ejector block 9 by electrifying the first electromagnet 12, the hydraulic machine 6 can be started to drive the upper template 2 and the male die 3 to move up and down, the workpiece 11 can be punch-formed by pressing the workpiece 11, the ejector block 9 and the ejector rod 8 into the groove 4 by driving the male die 3 to move downwards by the upper template 2, the male die 3 is driven to move upwards by the upper template 2 after forming, the second electromagnet 13 is controlled to be electrified by the control component when the male die 3 moves upwards by the upper template 2, the formed workpiece 11 can be tightly sucked at the bottom end of the male die 3 and the formed workpiece 11 can be sucked out from the groove 4, an electromagnetic switch is connected between the first electromagnet 12 and the second electromagnet 13, and the first electromagnet 12 is powered off when the second electromagnet 13 is powered on, therefore, the situation that the first electromagnet 12 sucks the bottom end of the workpiece 11 to prevent the punch 3 from sucking out the formed workpiece 11 from the groove 4, the upper template 2 and the punch 3 can push the annular discharging plate 25 and the top column 24 to move downwards and attach the annular discharging plate 25 to the top wall of the lower die holder 1, the annular discharging plate 25 can attach to the bottom end of the upper template 2 and move upwards along with the upper template 2 and the punch 3 when the upper template 2 and the punch 3 move upwards, the first joint 16 is separated from the topmost end of the second joint 17 when the annular discharging plate 25 moves to the highest position, the first joint 16 is disconnected from the second joint 17 and the second electromagnet 13 is powered off at the moment, and the annular discharging plate 25 can detach the formed workpiece 11 from the outer side wall of the punch 3 when the upper template 2 and the punch 3 continue to move upwards; when the annular discharging plate 25 moves to the topmost end, the control telescopic assembly control cylinder 26 drives the piston rod 27 and the material receiving plate 28 to move and pushes the material receiving plate 28 to the bottom ends of the annular discharging plate 25 and the punch 3, so that the workpiece 11 unloaded from the punch 3 can be received, when the upper die plate 2 moves to the topmost end, the control telescopic assembly control cylinder 26 drives the piston rod 27 and the material receiving plate 28 to move and quickly pull the material receiving plate 28 and the formed workpiece 11 to approach the conveyor belt 29, when the material receiving plate 28 is in contact with the conveyor belt 29 and the material receiving plate 28 continues to approach the conveyor belt 29, the material receiving plate 28 can move to the bottom end of the conveyor belt 29, at the moment, the formed workpiece 11 on the material receiving plate 28 can quickly move to the conveyor belt 29 and is conveyed and collected through the conveyor belt 29, and the formed workpiece 11 can be conveniently and quickly moved to one side of the die and collected.

The electric elements in the document are electrically connected with an external main controller and 220V mains supply through a transformer, the main controller can be a conventional known device controlled by a computer and the like, the product model provided by the invention is only used according to the structural characteristics of the product, the product can be adjusted and modified after being purchased, so that the product is more matched with and accords with the technical scheme of the invention, the product model is a technical scheme of the optimal application of the technical scheme, the product model can be replaced and modified according to the required technical parameters, and the product model is familiar to the technical personnel in the field, so that the technical scheme provided by the invention can clearly obtain the corresponding use effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile panel beating stamping die, is including lower bolster (1) and the upper die base of mutually supporting, the upper die base includes cope match-plate pattern (2) and terrace die (3) of fixed mounting on cope match-plate pattern (2) diapire, be equipped with on the roof of lower bolster (1) and mutually support recess (4) with terrace die (3), its characterized in that: the upper die is characterized in that a top plate (5) is fixedly mounted on the upper side of the upper die base, a hydraulic machine (6) for driving the upper die base to move up and down is mounted on the top wall of the top plate (5), a plurality of guide columns (7) are fixedly mounted on the top wall of the upper die plate (2), a plurality of ejector rods (8) are elastically connected to the bottom wall of the inner side of the groove (4), a top block (9) is fixedly mounted at the top end of each ejector rod (8), a plurality of profiling grooves (10) matched with the top blocks (9) are uniformly formed in the bottom wall of the inner side of the groove (4), the top blocks (9) correspond to the profiling grooves (10) one by one, workpieces (11) are jointly placed at the top end of the top blocks (9), a first electromagnet (12) used for tightly sucking the workpieces (11) tightly is mounted in each top block (9), a plurality of second electromagnets (13) used for sucking the molded workpieces (11) out of the groove (4) are mounted on the inner side wall of the bottom end of the male die (3), the automatic material receiving device is characterized in that a control assembly is connected to the second electromagnet (13) together, the control assembly controls the second electromagnet (13) to be powered off when the male die (3) moves downwards, the control assembly controls the second electromagnet (13) to be powered on when the male die (3) moves upwards from the groove (4), an electromagnetic switch is connected between the first electromagnet (12) and the second electromagnet (13), the second electromagnet (13) is powered off when the first electromagnet (12) is powered on, the second electromagnet (13) is powered on when the first electromagnet (12) is powered off, an unloading assembly which automatically pushes a formed workpiece (11) downwards from the male die (3) is arranged between the lower die holder (1) and the upper die plate (2), and an automatic material receiving mechanism is arranged on one side of the lower die holder (1).

2. The automobile sheet metal stamping die according to claim 1, characterized in that: control assembly includes mounting panel (14) between fixed mounting lower bolster (1) and roof (5), elastic connection has movable block (15) on mounting panel (14) is close to the lateral wall of cope match-plate pattern (2) one side, install first joint (16) on the lateral wall of movable block (15) one side, install on mounting panel (14) and connect (16) the second of mutually supporting with first joint (17) and connect (17), and first joint (16) and second connect (17) common electric connection on second electro-magnet (13), fixed mounting has fixed sloping block (18) on movable block (15) is close to the lateral wall of cope match-plate pattern (2) one side, elastic connection has the activity sloping block (19) of mutually supporting with fixed sloping block (18) on the lateral wall of cope match-plate pattern (2) being close to movable block (15) one side.

3. The automobile sheet metal stamping die according to claim 2, characterized in that: electromagnetic switch includes that elasticity installs two-way joint (20) in die holder (1), three joint (21) and fourth joint (22) are installed respectively to the downside and the upside of two-way joint (20), and third joint (21) and fourth joint (22) electric connection respectively on first electro-magnet (12) and second electro-magnet (13), but the upside of two-way joint (20) is installed and is attracted two-way joint (20) and paste third electro-magnet (23) to fourth joint (22) on, and third electro-magnet (23) electric connection is on first joint (16) and second joint (17).

4. The automobile sheet metal stamping die according to claim 1, characterized in that: the discharging assembly comprises a plurality of top pillars (24) which are elastically connected to the top wall of the lower die holder (1), annular discharging plates (25) which are matched with the male die (3) are fixedly mounted on the top ends of the top pillars (24) jointly, and the bottom ends of the male die (3) penetrate through the annular discharging plates (25) to be arranged.

5. The automobile sheet metal stamping die according to claim 4, characterized in that: the automatic material receiving mechanism comprises an air cylinder (26) fixedly arranged on one side of the lower die holder (1), a piston rod (27) is fixedly installed at the output end of the cylinder (26), a material receiving plate (28) is fixedly installed at one end of the piston rod (27), a conveyor belt (29) is arranged on one side of the lower die holder (1), the top wall of the conveyor belt (29) is flush with the top wall of the material receiving plate (28), and the conveyor belt (29) is positioned between the lower die holder (1) and the air cylinder (26), a baffle plate (30) is fixedly arranged on the top wall of one end of the material receiving plate (28) far away from the cylinder (26), the cylinder (26) is connected with a control telescopic assembly, the control telescopic assembly controls the cylinder (26) to extend when the annular discharging plate (25) moves to the topmost end, and when the upper template (2) moves to the topmost end, the telescopic assembly is controlled to control the cylinder (26) to contract.

6. The automobile sheet metal stamping die according to claim 5, characterized in that: the flexible subassembly of control includes fixed plate (31) of fixed mounting on roof (5) lateral wall, fixed mounting has fixed block (32) on the lateral wall of annular stripper (25), install first piezoceramics piece (33) of mutually supporting with fixed block (32) on the diapire of fixed plate (31), install second piezoceramics piece (34) of mutually supporting with cope match-plate pattern (2) on the diapire of roof (5), be equipped with the start button on cylinder (26) and close the button, and first piezoceramics piece (33) and second piezoceramics piece (34) are electric connection respectively on the start button and close the button.