CN112845760A

CN112845760A - Die pressing device

Info

Publication number: CN112845760A
Application number: CN202011501414.4A
Authority: CN
Inventors: 徐学军; 吴俊杰
Original assignee: Jiangxi Tianqi Auto Parts Co ltd
Current assignee: Jiangxi Tianqi Auto Parts Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-05-28
Anticipated expiration: 2040-12-18
Also published as: CN112845760B

Abstract

The invention discloses a die pressing device, which relates to the technical field of die pressing and comprises a main body, wherein a plurality of groups of limiting columns are arranged at the top end of the main body, lifting plates are sleeved on the outer walls of the plurality of groups of limiting columns, and top plates are welded at the top ends of the plurality of groups of limiting columns. According to the invention, by arranging the die pressing groove, the limiting frame, the preheating strip, the heat storage cavity, the reset spring and the movable ladder block, the hydraulic cylinder outputs and extends to push the lifting plate to be lowered, the die pressing cutter extrudes the metal plate to be formed and slides downwards along the inner wall of the die pressing groove, heat generated by friction of the metal plate and the inner wall of the die pressing groove is absorbed into the heat absorption layer through the heat absorption core, the heat absorption layer conveys the heat to the inside of the heat storage cavity, the heat storage cavity conveys the heat to the inside of the preheating strip, the metal plate to be processed is preheated, the phenomenon of fracture when the metal plate is extruded in winter is prevented, the efficiency and the quality of processing the metal plate are improved, and meanwhile, the heat generated by friction of the metal plate and equipment is collected and utilized, so that.

Description

Die pressing device

Technical Field

The invention relates to the technical field of die pressing, in particular to a die pressing device.

Background

The mechanical die pressing device is characterized in that a flywheel is driven by a motor, a transmission gear drives a crank link mechanism to enable a sliding block to move up and down through a clutch, a drawing die is driven to form a steel plate, the so-called double action means that the pressing machine is provided with two sliding blocks which are divided into an inner sliding block and an outer sliding block, the inner sliding block drives a male die or a female die of the die, the outer sliding block drives a blank holder on the die, the blank holder firstly moves to press the edge of the steel plate during drawing, the inner sliding block moves again to draw, the die pressing device adopts a mechanical die pressing device and a hydraulic die pressing device according to the driving force of the sliding blocks, is divided into single action, double action and multiple action according to the movement mode of the sliding blocks, and is divided into a crankshaft type die pressing device, a non-crankshaft type die pressing device, a toggle type die pressing device, a friction type die, Link type mold press-molding devices and cam type mold press-molding devices.

However, the existing die assembly has certain disadvantages, when the die assembly performs die-pressing molding on the metal plate, most of heat caused by friction between the metal plate and the inner wall of the die assembly is directly discharged, and then heat energy loss is large, when the weather is cold, the metal plate is extruded and molded easily to cause metal fracture, in addition, the danger coefficient of the metal plate to be processed is high when the metal plate is conveyed inside the die assembly manually, the phenomenon that personnel are injured is easily caused, the payment for labor cost is high, and the cost for metal die-pressing molding is high.

Disclosure of Invention

The invention aims to: in order to solve the problems that heat generated by a die pressing die cannot be collected and utilized and the danger coefficient of a metal plate is high in manual conveying in the prior art, a die pressing device is provided.

In order to achieve the purpose, the invention provides the following technical scheme: a die pressing device for a die comprises a main body, wherein a plurality of groups of limiting columns are arranged at the top end of the main body, a lifting plate is sleeved on the outer walls of the plurality of groups of limiting columns, a top plate is welded at the top ends of the plurality of groups of limiting columns, a hydraulic cylinder connected with the top end of the lifting plate is installed at the bottom end of the top plate, a base is welded on the lifting plate, a pressing block is welded at the bottom end of the base, a plurality of groups of damping blocks are arranged at the bottom end of the base and positioned outside the pressing block, a limiting frame is arranged at the top end of the main body and positioned between the plurality of groups of limiting columns, a pressing groove matched with the pressing block is formed in the limiting frame, a fixing plate is welded at one side of the top end of the main body, a transverse plate in contact with the lifting plate is arranged at the top end of the fixing plate, the outer wall of the sliding rod is sleeved with a lifting frame connected with the inner wall of a fixed plate, the top end of the lifting frame is provided with a spring connected with the bottom end of a transverse plate, the spring is sleeved with the outer wall of the sliding rod, the bottom end of the lifting frame is provided with a pressing plate, a push plate connected with a main body is arranged below the lifting frame, the inner wall of the fixed plate is provided with a diamond frame connected with the push plate, a telescopic rod is arranged on one side, located on the diamond frame, of the inner wall of the fixed plate, the outer wall of the limiting frame is provided with a baffle connected with the fixed plate, a limiting strip is arranged on one side of the baffle, a movable ladder block extending into the die pressing groove is arranged on the inner wall of the die pressing groove, a reset spring connected with the die pressing groove is arranged on one side of the movable ladder block, a heat storage cavity is arranged inside the main body, and, the inside of main part is located the below in die cavity and is provided with the collection frame.

Preferably, the inside of spacing strip is provided with the multiunit and extends to the roller of spacing strip inner wall outside, and multiunit roller equidistance distributes in the inside of spacing strip.

Preferably, the inside of die cavity is provided with the heat-absorbing layer, and the outer wall of heat-absorbing layer is provided with the heat-absorbing core that extends to the die cavity inner wall outside, and the heat-absorbing layer is connected with the heat-retaining chamber through heat conduction core.

Preferably, rhombus frame one end passes through the swivel mount with the fixed plate and is connected, and the rhombus frame other end passes through the swivel mount with the push pedal and is connected, the bottom of push pedal is provided with the slider that extends to main part top inside, and the top of main part seted up with slider assorted spout.

Preferably, the outer wall of one side of the limiting frame, which is close to the push plate, is provided with a feed inlet, and the inner wall of the feed inlet is provided with a plurality of groups of balls.

Preferably, lifting frame one end is provided with the sliding block that extends to the fixed plate inside, and fixed plate and sliding block contact position department are provided with assorted sliding tray.

Preferably, the lifter plate is provided with the same hole that the case matches with the spacing post contact position department of main part multiunit, and the bottom of lifter plate is provided with the one deck rubber strip, and the rubber strip passes through the bolt fastening with the lifter plate bottom.

Preferably, the pressing block is detachably connected with the base through a bolt, and the base is detachably connected with the lifting plate through a bolt.

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

1. the invention is provided with a die pressing groove, a limiting frame, a preheating strip, a heat storage cavity, a reset spring and a movable ladder block, wherein a hydraulic cylinder outputs extension to push a lifting plate to lower, a die pressing cutter extrudes a metal plate to be formed and slides downwards along the inner wall of the die pressing groove, heat generated by friction between the metal plate and the inner wall of the die pressing groove is absorbed into the inner part of a heat absorption layer through a heat absorption core, the heat absorption layer conveys the heat to the inner part of the heat storage cavity, when the die pressing cutter pushes the formed metal plate to lower and extrudes the movable ladder block to extend into the inner part of the die pressing groove, when the top end of the formed metal plate is positioned at the bottom end of the movable ladder block, the reset spring pushes the movable ladder block to reset, the hydraulic cylinder drives the die pressing cutter to reset and raise, the bottom end of the movable ladder block the formed metal plate to be separated from the die pressing cutter, the phenomenon that the formed metal plate is clamped on the outer wall of the die pressing, the metal plate to be processed is preheated, the phenomenon of fracture of the metal plate during extrusion forming is prevented, the processing efficiency and quality of the metal plate are improved, and meanwhile, heat generated by friction between the metal plate and equipment is collected and utilized, so that the effects of environmental protection and energy conservation are achieved;

2. the invention is provided with a fixed plate, a transverse plate, a lifting block, a spring, a pressing plate, a diamond frame, a push plate lifting frame and a telescopic rod, wherein the output end of a hydraulic cylinder extends to push the lifting plate to lower, the lifting plate pushes the lifting frame to lower through the lifting block, the pressing plate is driven to extrude the diamond frame to transversely extend and push the push plate to move towards one side close to a limit frame, the push plate pushes a metal plate to enter the inside of the limit frame through a feed inlet and be positioned at the top end of a die pressing groove, a die pressing cutter performs extrusion molding on the metal plate, after the metal plate is subjected to die pressing molding, the output end of the hydraulic cylinder contracts to drive the lifting plate to reset and rise, the spring contracts to drive the lifting frame to rise so as to separate the pressing plate from the diamond frame, the telescopic rod pulls the push plate to reset, an external conveying device pushes the, the trouble of manually pushing the metal plate is avoided, so that certain danger is reduced, the expenditure of labor cost is reduced, and the cost of metal plate compression molding is reduced.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the lifter plate of the present invention;

FIG. 3 is a perspective view of the body of the present invention;

FIG. 4 is a schematic view of the internal structure of the main body of the present invention;

FIG. 5 is a perspective view of a retainer plate of the present invention;

fig. 6 is a side view of a limiting plate of the invention.

In the figure: 1. a main body; 2. a top plate; 3. a hydraulic cylinder; 4. a limiting column; 5. a lifting plate; 6. pressing a die cavity; 7. a limiting frame; 8. a baffle plate; 9. a limiting strip; 10. a fixing plate; 11. a transverse plate; 12. a lifting frame; 13. a spring; 14. a lifting block; 15. pushing the plate; 16. a slide bar; 17. pressing a plate; 18. a telescopic rod; 19. a diamond frame; 20. a collection frame; 21. briquetting; 22. a base; 23. a die pressing cutter; 24. a damper block; 25. preheating the strip; 26. a heat storage cavity; 27. a return spring; 28. the ladder blocks are moved.

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 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 "disposed" 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. The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1-6, a die assembly for a die comprises a main body 1, a plurality of sets of limiting posts 4 are arranged at the top end of the main body 1, a lifting plate 5 is sleeved on the outer wall of the plurality of sets of limiting posts 4, a top plate 2 is welded at the top end of the plurality of sets of limiting posts 4, a hydraulic cylinder 3 connected with the top end of the lifting plate 5 is installed at the bottom end of the top plate 2, a base 22 is welded on the lifting plate 5, a pressing block 21 is welded at the bottom end of the base 22, a pressing die cutter 23 is arranged at the bottom end of the pressing block 21, a plurality of damping blocks 24 are arranged at the bottom end of the base 22 and outside the pressing block 21, a limiting frame 7 is arranged at the top end of the main body 1 and between the plurality of sets of limiting posts 4, a die groove 6 matched with the pressing block 21 is arranged inside the limiting frame 7, a fixing plate 10 is welded at one side of the top end of, a plurality of groups of sliding rods 16 connected with the top end of the main body 1 are welded at the bottom end of the transverse plate 11, a lifting frame 12 connected with the inner wall of the fixed plate 10 is sleeved on the outer wall of the sliding rods 16, a spring 13 connected with the bottom end of the transverse plate 11 is arranged at the top end of the lifting frame 12, a pressing plate 17 is arranged at the bottom end of the lifting frame 12, a pushing plate 15 connected with the main body 1 is arranged below the lifting frame 12, a diamond-shaped frame 19 connected with the pushing plate 15 is arranged on the inner wall of the fixed plate 10, an expansion link 18 is arranged at one side of the diamond-shaped frame 19 on the inner wall of the fixed plate 10, a baffle 8 connected with the fixed plate 10 is arranged on the outer wall of the limiting frame 7, a limiting strip 9 is arranged at one side of the baffle 8, a movable ladder block 28 extending to the inside the die pressing groove 6 is arranged on the inner wall of the die, one side of die cavity 6 is located main part 1 inside and is provided with heat storage cavity 26, and the top in heat storage cavity 26 is provided with the multiunit preheating strip 25 that extends to main part 1 top, and the inside below that is located die cavity 6 of main part 1 is provided with collection frame 20.

Please refer to fig. 1, fig. 3 and fig. 4, a plurality of groups of rollers extending to the outer side of the inner wall of the limiting strip 9 are arranged inside the limiting strip 9, and the plurality of groups of rollers are distributed inside the limiting strip 9 at equal intervals, so as to reduce the friction of the metal to be processed, thereby improving the quality of the formed product.

Please refer to fig. 1, fig. 3 and fig. 4, a heat absorbing layer is disposed inside the die cavity 6, a heat absorbing core extending to the outer side of the inner wall of the die cavity 6 is disposed on the outer wall of the heat absorbing layer, and the heat absorbing layer is connected to the heat storing cavity 26 through a heat conducting core, so as to preheat the metal plate to be processed, and prevent the metal plate from being broken when the metal plate is die-molded at a low weather temperature.

Please refer to fig. 6, one end of the diamond frame 19 is connected to the fixing plate 10 via a rotation seat, the other end of the diamond frame 19 is connected to the push plate 15 via a rotation seat, a sliding block extending to the inside of the top end of the main body 1 is disposed at the bottom end of the push plate 15, and a sliding slot matched with the sliding block is disposed at the top end of the main body 1, so that the diamond frame 19 can extend to push the push plate 15 to move, and the metal plate can be pushed into the limiting frame 7 to be molded.

Please refer to fig. 3 and 4 of fig. 1, a feeding hole is formed in an outer wall of the position limiting frame 7 near the push plate 15, and a plurality of groups of balls are arranged on an inner wall of the feeding hole to reduce friction with the metal plate, thereby improving durability of the device.

Please refer to fig. 1, 5 and 6, one end of the lifting frame 12 is provided with a sliding block extending into the fixed plate 10, and a contact position between the fixed plate 10 and the sliding block is provided with a sliding groove for stably lowering the lifting frame 12, so as to extrude the diamond frame 19 to extend and push the pushing plate 15 to move.

Please refer to fig. 1 and 2, the contact positions of the lifting plate 5 and the main body 1 are provided with identical holes matched with the boxes, and the bottom end of the lifting plate 5 is provided with a layer of rubber strip, and the rubber strip is fixed with the bottom end of the lifting plate 5 through bolts, so as to prevent the noise generated by the collision between the lifting plate 5 and the main body 1, and improve the durability of the lifting plate 5 and the main body 1.

Please refer to fig. 1 and 2, the pressing block 21 is detachably connected to the base 22 by bolts, and the base 22 is detachably connected to the lifting plate 5 by bolts, so that the pressing knife 23 can be maintained and replaced conveniently, thereby improving the quality of the press-molded product.

The working principle is as follows: when the device is used, firstly, an external power supply is switched on to enable the device to work normally, the output end of the hydraulic cylinder 3 extends to push the lifting plate 5 to lower, the lifting plate 5 pushes the lifting frame 12 to lower through the lifting block 14, the pressing plate 17 is driven to extrude the diamond frame 19 to extend transversely and push the pushing plate 15 to move to one side close to the limiting frame 7, the pushing plate 15 pushes the metal plate to enter the limiting frame 7 through the feeding hole and be positioned at the top end of the die pressing groove 6, then the die pressing knife 23 extrudes the metal plate to be formed, after the metal plate is formed by die pressing, the output end of the hydraulic cylinder 3 contracts to drive the lifting plate 5 to reset and rise, the spring 13 contracts to drive the lifting frame 12 to rise to separate the pressing plate 17 from the diamond frame 19, the telescopic rod 18 pulls the pushing plate 15 to reset simultaneously, the external conveying device pushes the metal plate to be processed to one side of the pushing plate 15, the trouble of manually pushing the metal plate is avoided, so that certain danger is reduced, the expenditure of labor cost is reduced, and the cost of metal plate compression molding is reduced, when the hydraulic cylinder 3 extends to push the lifting plate 5 to be lowered, the compression mold cutter 23 compresses the metal plate to be molded and slides downwards along the inner wall of the compression mold groove 6, heat generated by friction between the metal plate and the inner wall of the compression mold groove 6 is absorbed into the heat absorption layer through the heat absorption core, the heat absorption layer conveys the heat into the heat storage cavity 26, when the compression mold cutter 23 pushes the molded metal plate to be lowered and pushes the movable ladder block 28 to extend into the compression mold groove 6, when the top end of the molded metal plate is positioned at the bottom end of the movable ladder block, the reset spring 27 pushes the movable ladder block 28 to be reset, the hydraulic cylinder 3 drives the compression mold cutter 23 to be reset and raised, the bottom end of the movable ladder block 28 prevents the molded metal plate from being separated from the compression mold cutter, prevent the phenomenon of shaping back metal sheet block at moulding-die sword 23 outer wall, when external temperature is lower, open and store up heat chamber 26 and carry the heat to preheating strip 25 inside to treat the processing metal sheet and preheat, cracked phenomenon when preventing to the metal sheet extrusion, thereby improve the efficiency and the quality to the metal sheet processing, collect the utilization to the heat that metal sheet and equipment friction produced simultaneously, reach environmental protection and energy saving's effect.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A mold press-molding device comprising a main body (1), characterized in that: the top end of the main body (1) is provided with a plurality of groups of limiting columns (4), the outer walls of the plurality of groups of limiting columns (4) are sleeved with a lifting plate (5), the top ends of the plurality of groups of limiting columns (4) are welded with a top plate (2), the bottom end of the top plate (2) is provided with a hydraulic cylinder (3) connected with the top end of the lifting plate (5), the lifting plate (5) is welded with a base (22), the bottom end of the base (22) is welded with a pressing block (21), the bottom end of the pressing block (21) is provided with a pressing die cutter (23), the bottom end of the base (22) is positioned outside the pressing block (21) and is provided with a plurality of damping blocks (24), the top end of the main body (1) is positioned between the plurality of groups of limiting columns (4) and is provided with a limiting frame (7), a pressing die groove (6) matched with the pressing block (21), a transverse plate (11) contacted with the lifting plate (5) is arranged at the top end of the fixed plate (10), a lifting block (14) connected with the outer wall of the lifting plate (5) is arranged at the bottom end of the transverse plate (11), a plurality of groups of sliding rods (16) connected with the top end of the main body (1) are welded at the bottom end of the transverse plate (11), a lifting frame (12) connected with the inner wall of the fixed plate (10) is sleeved on the outer wall of each sliding rod (16), a spring (13) connected with the bottom end of the transverse plate (11) is arranged at the top end of each lifting frame (12), the spring (13) is sleeved on the outer wall of each sliding rod (16), a pressing plate (17) is arranged at the bottom end of each lifting frame (12), a push plate (15) connected with the main body (1) is arranged below each lifting frame (12), a diamond-shaped frame (19) connected with the push plate (15) is arranged on the inner wall of the fixed plate (10), and a telescopic, the outer wall of spacing frame (7) is provided with baffle (8) be connected with fixed plate (10), and one side of baffle (8) is provided with spacing (9), the inner wall of die pressing groove (6) is provided with and extends to the inside removal ladder piece (28) of die pressing groove (6), and the one side of removing ladder piece (28) is provided with reset spring (27) be connected with die pressing groove (6), one side of die pressing groove (6) is located main part (1) inside and is provided with heat storage chamber (26), and the top of heat storage chamber (26) is provided with the multiunit that extends to main part (1) top and preheats strip (25), the inside below that is located die pressing groove (6) of main part (1) is provided with collection frame (20).

2. A mold press molding apparatus as claimed in claim 1, wherein: the inside of spacing (9) is provided with the roller that the multiunit extends to spacing (9) inner wall outside, and multiunit roller equidistance distributes in the inside of spacing (9).

3. A mold press molding apparatus as claimed in claim 1, wherein: the inside of die cavity (6) is provided with the heat-absorbing layer, and the outer wall of heat-absorbing layer is provided with the heat-absorbing core that extends to the die cavity (6) inner wall outside, and the heat-absorbing layer is connected with heat storage chamber (26) through heat conduction core.

4. A mold press molding apparatus as claimed in claim 1, wherein: rhombus frame (19) one end is connected through the swivel mount with fixed plate (10), and rhombus frame (19) other end and push pedal (15) are connected through the swivel mount, the bottom of push pedal (15) is provided with the slider that extends to main part (1) top inside, and the top of main part (1) seted up with slider assorted spout.

5. A mold press molding apparatus as claimed in claim 1, wherein: the outer wall of one side of the limiting frame (7) close to the push plate (15) is provided with a feed inlet, and the inner wall of the feed inlet is provided with a plurality of groups of balls.

6. A mold press molding apparatus as claimed in claim 1, wherein: lifting frame (12) one end is provided with the sliding block that extends to fixed plate (10) inside, and fixed plate (10) and sliding block contact position department are provided with assorted sliding tray.

7. A mold press molding apparatus as claimed in claim 1, wherein: the lifting plate (5) and the main body (1) are provided with a same hole matched with the box at the contact position of the multiple groups of limiting columns (4), the bottom end of the lifting plate (5) is provided with a layer of rubber strip, and the rubber strip is fixed with the bottom end of the lifting plate (5) through a bolt.

8. A mold press molding apparatus as claimed in claim 1, wherein: the pressing block (21) is detachably connected with the base (22) through bolts, and the base (22) is detachably connected with the lifting plate (5) through bolts.