CN114147123B - Hardware fitting stamping die - Google Patents
Hardware fitting stamping die Download PDFInfo
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- CN114147123B CN114147123B CN202111543445.0A CN202111543445A CN114147123B CN 114147123 B CN114147123 B CN 114147123B CN 202111543445 A CN202111543445 A CN 202111543445A CN 114147123 B CN114147123 B CN 114147123B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/04—Movable or exchangeable mountings for tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention belongs to the technical field of hardware dies, and particularly relates to a hardware fitting stamping die, which comprises a base and an upper die holder, wherein the base is provided with an installation cavity, the installation cavity is provided with a jacking table and a lower die holder, the jacking table is connected with a sliding rod, the installation cavity is provided with a sleeve, the sliding rod is connected with the sleeve, the lower die holder comprises a plurality of sub-dies, each sub-die is provided with a die assembly, the die assembly comprises a flat plate and a connecting table, the flat plate and the connecting table are provided with inclined slots, the connecting table is hinged with the sliding rod, the upper die holder comprises a pressure plate and a forming male die, and the bottom of the pressure plate is connected with a plurality of inserted bars; before stamping, the lifting table moves downwards to be flush with the bottom wall of the sub-die to form the lower die holder through the sliding of the sub-dies close to the die assembly, after stamping, the stamping is finished, the sub-dies slide away from the die disassembly to prevent the stamped hardware from being clamped in the lower die holder, the lifting table moves upwards to jack up the stamped hardware, and people can conveniently take out the hardware.
Description
Technical Field
The invention belongs to the technical field of hardware dies, and particularly relates to a hardware fitting stamping die.
Background
A stamping die is a special process equipment for processing a material (metal or nonmetal) into a part (or a semi-finished product) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). The stamping is a press processing method for obtaining a required part by applying pressure to a material at room temperature by using a die arranged on a press machine to separate or plastically deform the material, and a hardware fitting is manufactured by stamping and deforming a hardware plate by adopting a stamping process.
The existing stamping die generally comprises a forming male die and a lower die, the forming male die and the lower die are matched for stamping forming, in the stamping process, hardware plates deform due to stamping of the forming male die, and hardware after stamping forming is easy to clamp in the lower die, so that people cannot conveniently take out the stamping die.
Disclosure of Invention
The purpose of the invention is that: aims at providing a hardware fitting stamping die to solve the problem that hardware fitting after stamping forming is easy to clamp in a lower die, so that people cannot conveniently take out the hardware fitting.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
the hardware fitting stamping die comprises a base and an upper die holder, wherein the base is provided with an installation cavity, the installation cavity is provided with a jacking table and a lower die holder, the jacking table is positioned at the center of the lower die holder, the bottom of the jacking table is fixedly connected with a sliding rod, the bottom of the installation cavity is provided with a sleeve, the sliding rod is sleeved inside the sleeve, a spring is fixedly connected between the bottom of the sliding rod and the bottom of the sleeve, the lower die holder comprises a plurality of sub-dies positioned around the jacking table, each sub-die jointly forms the lower die holder, each sub-die comprises a side wall and a bottom wall, the upper end of the jacking table is positioned above the bottom wall, each sub-die is in sliding connection with the installation cavity, and each sub-die is provided with a die assembly;
the die assembly comprises a flat plate and a connecting table, the flat plate is fixedly connected with the upper end of the side wall and is flush with the base, the connecting table is fixedly arranged at the bottom of the flat plate and extends downwards, a chute extending downwards is formed in the flat plate and the connecting table together, one side of the chute, which is close to the sub-die, is a higher side, one side of the connecting table, which faces the sliding rod, is hinged with a hinge rod together, the hinge rod is obliquely arranged, one end, hinged with the sliding rod, of the hinge rod is a lower side, and one end, hinged with the connecting table, of the hinge rod is a higher side;
the upper die holder comprises a pressing plate and a forming male die, a plurality of inserting rods which are respectively matched with the inclined grooves are fixedly connected to the bottom of the pressing plate, the inserting rods correspond to the upper sides of the inclined grooves, the forming male die is matched with the lower die holder, and through grooves matched with the forming male die are formed in the pressing plate.
The cooling liquid tank is fixedly arranged at the bottom of the installation cavity, cooling liquid is filled in the cooling liquid tank, a piston plate is arranged on the liquid level at the upper side of the cooling liquid tank, the bottom of the sliding rod is fixedly connected with a pull rod which is arranged on the inner side of the spring, the pull rod downwards slides and penetrates through the bottom of the installation cavity and is fixedly connected with the piston plate, a plurality of through holes corresponding to the sub-molds are formed in the piston plate, each through hole is connected with a liquid inlet hose, each liquid inlet hose upwards slides and penetrates through the bottom of the installation cavity, each side wall is hollow and is provided with a liquid storage cavity, and each liquid inlet hose end is communicated with each liquid storage cavity bottom.
The liquid inlet hose is characterized in that a first one-way valve is arranged at the upper end of the liquid inlet hose, liquid storage cavities are fixedly connected with liquid discharge hoses, the liquid discharge hoses penetrate through the base to extend outwards, liquid discharge ports corresponding to the liquid discharge hoses are formed in the liquid storage cavities, the aperture of each liquid discharge port is smaller than the diameter of each liquid discharge hose, a first connecting rod is fixedly connected to the upper side of each piston plate, the first connecting rod extends upwards and penetrates through the bottom of the mounting cavity in a sliding mode, a second connecting rod corresponding to the first connecting rod is connected to the liquid storage cavities in a sliding mode, a sliding block is connected to the lower end of each second connecting rod in a sliding mode, a sliding rail is connected to the lower end of each sliding rod in a sliding mode, an L-shaped sealing inserting rod is fixedly connected to the upper end of each first connecting rod, the L-shaped sealing inserting rod is matched with the liquid discharge ports, and the distance between the L-shaped sealing inserting rod and the liquid discharge ports is 0.5cm-1cm.
The base one side fixedly connected with liquid reserve tank, fixedly connected with conduction pipe between liquid reserve tank bottom with the cooling liquid tank bottom, the conduction pipe is close to cooling liquid tank one end is installed the second check valve.
The liquid storage tank bottom is higher than the cooling liquid tank upper end, transparent window and liquid feeding lid are still installed to the liquid storage tank.
The installation cavity downside fixedly connected with a plurality of with the corresponding bar slide rail of connection platform, connection platform lower extreme fixedly connected with the slider of bar slide rail.
The side of the pressing plate is fixedly connected with a first transmission rod, and the forming male die is fixedly connected with a second transmission rod.
The base is also fixedly connected with a plurality of first positioning rods, and the pressure plate is provided with first positioning holes matched with the first positioning rods.
The pressure plate is also fixedly connected with a plurality of second locating rods, the forming male die is fixedly connected with a locating plate, and the locating plate is provided with second locating holes matched with the second locating rods.
According to the invention, the lower die holder is designed to be of a detachable structure, and the jacking table is designed, before stamping, the jacking table is close to the die assembly through sliding of each sub die, and moves downwards to be flush with the bottom wall of the sub die, so that the lower die holder is formed, the hardware plate can be stamped at the moment, after stamping forming, the sub dies are far away from the die stripping through sliding of each sub die, the hardware subjected to stamping forming is prevented from being clamped in the lower die holder, and meanwhile, the jacking table moves upwards, so that the hardware subjected to stamping forming is jacked up, and people can conveniently take out the hardware subjected to stamping forming.
Drawings
The invention can be further illustrated by means of non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic diagram of a stamping die for hardware fittings according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a stamping die for hardware fittings according to a second embodiment of the present invention;
FIG. 3 is a schematic diagram of a lower die holder in a base according to an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;
FIG. 5 is a schematic diagram of a lower die holder in the base according to the second embodiment of the present invention;
FIG. 6 is an enlarged schematic view of the structure at B of FIG. 5;
the main reference numerals are as follows:
base 1, installation cavity 11, jacking table 12, slide bar 121, pull rod 122, sub-die 131, side wall 132, bottom wall 133, liquid storage cavity 134, sleeve 14, spring 141, flat plate 15, connection table 16, chute 161, hinge rod 17, upper die holder 2, platen 21, insert rod 211, molding punch 22, cooling liquid tank 31, piston plate 32, liquid intake hose 33, first check valve 331, liquid discharge hose 34, first link 35, L-shaped seal insert rod 351, liquid storage tank 36, conduction tube 361, transparent window 362, liquid charging cover 363, second check valve 364, bar-shaped slide rail 41, slide block 42, first transmission rod 51, second transmission rod 52, first positioning rod 53, second positioning rod 54, positioning disk 55, second link 6, slide block 61, slide rail 62.
Detailed Description
In order that those skilled in the art will better understand the present invention, the following technical scheme of the present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1-6, the hardware fitting stamping die comprises a base 1 and an upper die holder 2, wherein the base 1 is provided with a mounting cavity 11, the mounting cavity 11 is provided with a jacking table 12 and a lower die holder, the jacking table 12 is positioned at the center of the lower die holder, the bottom of the jacking table 12 is fixedly connected with a sliding rod 121, the bottom of the mounting cavity 11 is provided with a sleeve 14, the sliding rod 121 is sleeved in the sleeve 14, a spring 141 is fixedly connected between the bottom of the sliding rod 121 and the bottom of the sleeve 14, the lower die holder comprises a plurality of sub-dies 131 positioned around the jacking table 12, each sub-die 131 jointly forms the lower die holder, each sub-die 131 comprises a side wall 132 and a bottom wall 133, the upper end of the jacking table 12 is positioned above the bottom wall 133, each sub-die 131 is in sliding connection with the mounting cavity 11, and each sub-die 131 is provided with a die assembly;
the die assembly comprises a flat plate 15 and a connecting table 16, wherein the flat plate 15 is fixedly connected with the upper end of a side wall 132 and is flush with the base 1, the connecting table 16 is fixedly arranged at the bottom of the flat plate 15 and extends downwards, a chute 161 extending downwards is jointly formed by the flat plate 15 and the connecting table 16, one side of the chute 161 close to a sub-die 131 is a higher side, the opposite side of the connecting table 16 and a sliding rod 121 is jointly hinged with a hinge rod 17, the hinge rod 17 is obliquely arranged, one end of the hinge rod 17 hinged with the sliding rod 121 is a lower side, and one end of the hinge rod 17 hinged with the connecting table 16 is a higher side;
the upper die holder 2 comprises a pressing plate 21 and a forming male die 22, a plurality of inserting rods 211 which are respectively matched with each chute 161 are fixedly connected to the bottom of the pressing plate 21, the inserting rods 211 correspond to the higher sides of the chute 161, the forming male die 22 is matched with the lower die holder, and a through groove matched with the forming male die 22 is formed in the pressing plate 21.
The lower die holder is split into a plurality of sub-dies 131, and each sub-die 131 is in sliding connection with the mounting cavity 11, so that each sub-die 131 can slide close to form the lower die holder before stamping, and can slide away from and separate from each other after stamping is completed, so that formed hardware is conveniently taken out, the base 1 is used for placing and supporting the hardware plates, the flat plate 15 of each sub-die 131 can also be used for supporting in an auxiliary manner, the die assembly is used for die assembly and die disassembly, and the pressure plate 21 and the forming male die 22 are respectively driven by two power devices;
in an initial state, referring to fig. 1, 2 and 5, the spring 141 lifts up the slide bars 121 in the sleeve 14, so that the upper end of the lifting platform 12 is located above each bottom wall 133, meanwhile, the hinge rod 17 is in an inclined state, one end of the hinge rod 17 hinged with the slide bars 121 is a lower side, one end of the hinge rod 17 hinged with the connecting platform 16 is a higher side, each sub-die 131 is located at a maximum position far away from each other, the lower die holder is in a split state, the platen 21 and the forming punch 22 are located above the base 1, and the inserting rod 211 corresponds to the higher side of the chute 161;
when the device is used, firstly, a hardware plate is placed on a base 1, the hardware plate is supported in an auxiliary manner through each flat plate 15, a pressing plate 21 is moved downwards through a power device, an inserting rod 211 at the bottom of the pressing plate 21 moves towards the flat plate 15 of a die assembly and a chute 161 of a connecting table 16 until the inserting rod 211 is abutted against the chute 161, then the inserting rod 211 moves downwards along with the pressing plate 21 and the inserting rod 211, at the moment, the inserting rod 211 gradually moves along the lower side of the chute 161, each connecting table 16 drives each sub-die 131 to be close to each other through the guiding of each chute 161, and as each connecting table 16 is hinged with a hinge rod 17 between the sliding rods 121, when each sub-die 131 approaches towards the sliding rod 121, the lower side of each hinge rod 17 is turned downwards, so that the lifting table 12 starts to move downwards, the sliding rods 121 slide downwards in the sleeve 14, and overcomes the elasticity of a spring 141 to compress the springs 141 until each sub-die 131 is clamped to form a lower die holder, the upper surface of the lifting table 12 can just descend to be flush with the upper surface of the bottom wall 133, and the side wall 131 forms a side wall of the top die plate 133 through the side wall of each sub-die 131, and the side wall 131 can be formed by punching the side wall of the top die plate 131 and the side wall of the top die plate is formed;
during stamping forming, the forming male die 22 is moved downwards through another power device, so that the forming male die 22 passes through the through groove of the pressure plate 21, and the hardware plate is stamped and formed through the cooperation between the forming male die 22 and the lower die holder;
after stamping is completed, the stamping punch 22 is moved upwards to reset, then the pressing plate 21 is moved upwards to reset, the inserting rod 211 is pulled out of the chute 161, in the process, along with the pulling out of the inserting rod 211, the spring 141 starts to elastically rebound, thereby pushing each connecting table 16 through each hinge rod 17, enabling each connecting table 16 to drive each sub-die 131 to slide away from reset, enabling the lower die holder to slide away from split, avoiding the hardware of stamping forming to be clamped in the lower die holder, and the spring 141 rebounds to enable the jacking table 12 to rebound again, jacking the hardware of stamping forming, so that people can conveniently take out the hardware of stamping forming, and the problem of inconvenient taking caused by the fact that the hardware of stamping forming is clamped in the lower die holder is avoided.
Embodiment two:
referring to fig. 3 and fig. 4, in the stamping process, the metal plate is deformed, and the forming male die 22 rubs against the metal plate, so that the metal plate heats, and in order to make the lower die holder have heat dissipation, the following further optimization is made:
the cooling liquid tank 31 is fixedly arranged at the bottom of the installation cavity 11, cooling liquid is filled in the cooling liquid tank 31, the piston plate 32 is arranged on the liquid level at the upper side of the cooling liquid tank 31, the pull rod 122 arranged at the inner side of the spring 141 is fixedly connected to the bottom of the slide rod 121, the pull rod 122 downwards slides to penetrate through the bottom of the installation cavity 11 and is fixedly connected with the piston plate 32, a plurality of through holes corresponding to the sub-molds 131 are formed in the piston plate 32, each through hole is connected with a liquid inlet hose 33, each liquid inlet hose 33 upwards slides to penetrate through the bottom of the installation cavity 11, each side wall 132 is hollow and is provided with a liquid storage cavity 134, and the end part of each liquid inlet hose 33 is communicated with the bottom of each liquid storage cavity 134.
In this embodiment, the sum of the volumes of each liquid inlet hose 33 and each liquid storage cavity 134 is equal to the volume of the cooling liquid tank 31, when the mold clamping process of each sub mold 131 is performed, the slide rod 121 moves downwards to push the pull rod 122 to move downwards, so that the piston plate 32 moves downwards to squeeze cooling liquid in the cooling liquid tank 31, the cooling liquid firstly enters each liquid storage cavity 134 from the cooling liquid tank 31 through each liquid inlet hose 33 until the mold clamping is completed, the piston plate 32 moves to the bottom of the cooling liquid tank 31, the cooling liquid in the cooling liquid tank 31 is completely squeezed into each liquid inlet hose 33 and each liquid storage cavity 134, and then the cooling liquid is fully filled in each sub mold 131.
Embodiment III:
referring to fig. 1 to 6, in order to avoid the poor cooling effect caused by the temperature rise after the heat absorption of the cooling liquid in the cooling liquid tank 31, the following further improvement is made on the basis of the second embodiment:
the upper end of the liquid inlet hose 33 is provided with a first one-way valve 331, the bottom of each liquid storage cavity 134 is also fixedly connected with a liquid discharge hose 34, each liquid discharge hose 34 extends outwards through the base 1, each liquid storage cavity 134 is provided with a liquid discharge port corresponding to the liquid discharge hose 34, the aperture of the liquid discharge port is smaller than the diameter of the liquid discharge hose 34, the upper side of the piston plate 32 is also fixedly connected with a first connecting rod 35, the first connecting rod 35 extends upwards and penetrates through the bottom of the mounting cavity 11 in a sliding manner, the liquid storage cavity 134 is connected with a second connecting rod 6 corresponding to the first connecting rod 35 in a sliding manner, the lower end of the second connecting rod 6 penetrates through the liquid storage cavity 134 in a sliding manner and is fixedly connected with a sliding block 61, the upper end fixedly connected with slide rail 62 of first connecting rod 35, slider 61 and slide rail 62 sliding connection, the sealed inserted link 351 of first connecting rod 35 upper end fixedly connected with L shape, the vertical section of sealed inserted link 351 of L shape is with the leakage fluid dram phase-match, interval between the vertical section of sealed inserted link 351 of L shape and the leakage fluid dram is 0.5cm-1cm, base 1 one side fixedly connected with liquid reserve tank 36, fixedly connected with switch-on tube 361 between liquid reserve tank 36 bottom and the cooling liquid tank 31 bottom, second check valve 364 is installed to switch-on tube 361 near cooling liquid tank 31 one end, liquid reserve tank 36 bottom height is higher than cooling liquid tank 31 upper end height, transparent window 362 and liquid feeding lid 363 are still installed to liquid reserve tank 36.
In this embodiment, during the process of closing the molds 131, the piston plate 32 moves downward, so that the first link 35, the slide rail 62, the slide block 61, the second link 6 and the L-shaped sealing insert rod 351 are synchronously driven to move downward, and during the process of closing the molds, the slide block 61 follows the liquid storage cavities 134 to slide in the slide rail 62 toward the jacking table 12, and because the interval between the vertical section of the L-shaped sealing insert rod 351 and the liquid drain port is 0.5cm-1cm, when the piston plate 32 moves downward by 0.5cm-1cm, the liquid drain port of each liquid storage cavity 134 is in an open state, and because the second check valve 364 is installed at one end of the conduit 361 near the coolant tank 31, the coolant in the coolant tank 31 will not flow back into the liquid storage box 36, and at this time, the piston plate 32 will first squeeze the coolant in the coolant tank 31 into each liquid drain hose 34 and the coolant will not yet enter each liquid storage cavity 134, along with the continued downward movement of the piston plate 32, the vertical section of the L-shaped sealing insert rod 351 is inserted into the liquid outlet at this time, the liquid storage cavity 134 is sealed, the cooling liquid enters the liquid storage cavity 134, so that the hardware plate subjected to stamping can be cooled, during the die stripping process after stamping forming, the piston plate 32 gradually returns to drive the first connecting rod 35, the sliding rail 62, the sliding block 61, the second connecting rod 6 and the L-shaped sealing insert rod 351 to move upwards, so that the L-shaped sealing insert rod 351 gradually moves upwards relative to the liquid outlet along with the piston plate 32, meanwhile, the sliding block 61 slides in the sliding rail 62 along with the liquid storage cavity 134 to be far away from the jacking table 12 for returning, as the upper end of the liquid inlet hose 33 is provided with the first one-way valve 331, the cooling liquid after heat absorption in the liquid storage cavity 134 does not flow back to the cooling liquid tank 31 through the liquid inlet hose 33, the cooling liquid in each liquid inlet hose 33 gradually flows back to the cooling liquid tank 31, after the vertical section of the L-shaped sealing inserted rod 351 is separated from the liquid outlet, the liquid outlet opens the liquid storage cavity 134, and the cooling liquid in the liquid storage cavity 134 after absorbing heat is discharged through each liquid outlet hose 34; after the piston plate 32 returns upwards, the bottom of the liquid storage tank 36 is higher than the upper end of the cooling liquid tank 31, so that the cooling liquid in the liquid storage tank 36 can automatically fill the cooling liquid tank 31 through the guide pipe 361 under the action of gravity and fill the cooling liquid tank 31; one can view the remaining amount of the cooling liquid in the liquid storage tank 36 through the transparent window 362 and add the cooling liquid to the liquid storage tank 36 through the liquid filling cover 363.
Embodiment four:
referring to fig. 3 and 4, on the basis of the first embodiment, the sliding connection structure between the connection table 16 and the installation cavity 11 is further designed as follows:
the lower side of the installation cavity 11 is fixedly connected with a plurality of strip-shaped sliding rails 41 corresponding to the connecting table 16, and the lower end of the connecting table 16 is fixedly connected with a sliding block 42 corresponding to the strip-shaped sliding rails 41.
In the present embodiment, the sliding of the connection table 16 and the sub-die 131 can be stabilized by the cooperation between the slider 42 and the bar-shaped slide rail 41, while the connection table 16 and the sub-die 131 can be supported by the slider 42 and the bar-shaped slide rail 41.
Fifth embodiment:
referring to fig. 1 and 2, on the basis of the first embodiment, the structures of the platen 21 and the forming punch 22 are further designed as follows:
the first transfer line 51 of pressure disk 21 avris fixedly connected with, shaping terrace die 22 fixedly connected with second transfer line 52, base 1 still fixedly connected with a plurality of first locating levers 53, pressure disk 21 have seted up with first locating lever 53 assorted first locating hole, pressure disk 21 still fixedly connected with a plurality of second locating levers 54, shaping terrace die 22 fixedly connected with positioning disk 55, positioning disk 55 have seted up with second locating lever 54 assorted second locating hole.
In this embodiment, the first transmission rod 51 is connected to the power device to drive the platen 21 to move up and down, in the process of the up and down movement of the platen 21, the platen 21 can be positioned by matching the first positioning rod 53 with the first positioning hole, so that the up and down movement of the platen 21 is more stable, the second transmission rod 52 is connected to the power device to drive the forming punch 22 to move up and down, in the process of the up and down movement of the forming punch 22, the forming punch 22 can be positioned by matching the second positioning rod 54 with the second positioning hole of the positioning disc 55, so that the up and down movement of the forming punch 22 is more stable.
The above embodiments are merely illustrative of the principles of the present invention and its effectiveness, and are not intended to limit the invention. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications and variations of the invention be covered by the claims of this invention, which are within the skill of those skilled in the art, can be made without departing from the spirit and scope of the invention disclosed herein.
Claims (9)
1. The utility model provides a hardware fitting stamping die, includes base and upper die base, its characterized in that: the base is provided with an installation cavity, the installation cavity is provided with a jacking table and a lower die holder, the jacking table is positioned at the center of the lower die holder, the bottom of the jacking table is fixedly connected with a sliding rod, the bottom of the installation cavity is provided with a sleeve, the sliding rod is sleeved inside the sleeve, a spring is fixedly connected between the bottom of the sliding rod and the bottom of the sleeve, the lower die holder comprises a plurality of sub-dies positioned around the jacking table, each sub-die jointly forms the lower die holder, each sub-die comprises a side wall and a bottom wall, the upper end of the jacking table is positioned above the bottom wall, each sub-die is in sliding connection with the installation cavity, and each sub-die is provided with a die assembly;
the die assembly comprises a flat plate and a connecting table, the flat plate is fixedly connected with the upper end of the side wall and is flush with the base, the connecting table is fixedly arranged at the bottom of the flat plate and extends downwards, a chute extending downwards is formed in the flat plate and the connecting table together, one side of the chute, which is close to the sub-die, is a higher side, one side of the connecting table, which faces the sliding rod, is hinged with a hinge rod together, the hinge rod is obliquely arranged, one end, hinged with the sliding rod, of the hinge rod is a lower side, and one end, hinged with the connecting table, of the hinge rod is a higher side;
the upper die holder comprises a pressing plate and a forming male die, a plurality of inserting rods which are respectively matched with the inclined grooves are fixedly connected to the bottom of the pressing plate, the inserting rods correspond to the upper sides of the inclined grooves, the forming male die is matched with the lower die holder, and through grooves matched with the forming male die are formed in the pressing plate.
2. The hardware fitting stamping die of claim 1, wherein: the cooling liquid tank is fixedly arranged at the bottom of the installation cavity, cooling liquid is filled in the cooling liquid tank, a piston plate is arranged on the liquid level at the upper side of the cooling liquid tank, the bottom of the sliding rod is fixedly connected with a pull rod which is arranged on the inner side of the spring, the pull rod downwards slides and penetrates through the bottom of the installation cavity and is fixedly connected with the piston plate, a plurality of through holes corresponding to the sub-molds are formed in the piston plate, each through hole is connected with a liquid inlet hose, each liquid inlet hose upwards slides and penetrates through the bottom of the installation cavity, each side wall is hollow and is provided with a liquid storage cavity, and each liquid inlet hose end is communicated with each liquid storage cavity bottom.
3. A hardware fitting stamping die as defined in claim 2, wherein: the liquid inlet hose is characterized in that a first one-way valve is arranged at the upper end of the liquid inlet hose, liquid storage cavities are fixedly connected with liquid discharge hoses, the liquid discharge hoses penetrate through the base to extend outwards, liquid discharge ports corresponding to the liquid discharge hoses are formed in the liquid storage cavities, the aperture of each liquid discharge port is smaller than the diameter of each liquid discharge hose, a first connecting rod is fixedly connected to the upper side of each piston plate, the first connecting rod extends upwards and penetrates through the bottom of the mounting cavity in a sliding mode, a second connecting rod corresponding to the first connecting rod is connected to the liquid storage cavities in a sliding mode, a sliding block is connected to the lower end of each second connecting rod in a sliding mode, a sliding rail is connected to the lower end of each sliding rod in a sliding mode, an L-shaped sealing inserting rod is fixedly connected to the upper end of each first connecting rod, the L-shaped sealing inserting rod is matched with the liquid discharge ports, and the distance between the L-shaped sealing inserting rod and the liquid discharge ports is 0.5cm-1cm.
4. A hardware fitting stamping die as defined in claim 3, wherein: the base one side fixedly connected with liquid reserve tank, fixedly connected with conduction pipe between liquid reserve tank bottom with the cooling liquid tank bottom, the conduction pipe is close to cooling liquid tank one end is installed the second check valve.
5. The hardware fitting stamping die of claim 4, wherein: the liquid storage tank bottom is higher than the cooling liquid tank upper end, transparent window and liquid feeding lid are still installed to the liquid storage tank.
6. The hardware fitting stamping die of claim 1, wherein: the installation cavity downside fixedly connected with a plurality of with the corresponding bar slide rail of connection platform, connection platform lower extreme fixedly connected with the slider of bar slide rail.
7. The hardware fitting stamping die of claim 1, wherein: the side of the pressing plate is fixedly connected with a first transmission rod, and the forming male die is fixedly connected with a second transmission rod.
8. The hardware fitting stamping die of claim 7, wherein: the base is also fixedly connected with a plurality of first positioning rods, and the pressure plate is provided with first positioning holes matched with the first positioning rods.
9. The hardware fitting stamping die of claim 8, wherein: the pressure plate is also fixedly connected with a plurality of second locating rods, the forming male die is fixedly connected with a locating plate, and the locating plate is provided with second locating holes matched with the second locating rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111543445.0A CN114147123B (en) | 2021-12-16 | 2021-12-16 | Hardware fitting stamping die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111543445.0A CN114147123B (en) | 2021-12-16 | 2021-12-16 | Hardware fitting stamping die |
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| CN114147123A CN114147123A (en) | 2022-03-08 |
| CN114147123B true CN114147123B (en) | 2023-09-26 |
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| CN202111543445.0A Active CN114147123B (en) | 2021-12-16 | 2021-12-16 | Hardware fitting stamping die |
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| CN114669682B (en) * | 2022-03-28 | 2023-09-05 | 哈尔滨学院 | Electronic device processing system |
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| WO2021119956A1 (en) * | 2019-12-16 | 2021-06-24 | 苏州信运比尔精密机械有限公司 | Material-pushing clamping jaw for die apparatus, and forming die containing material-pushing clamping jaw |
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