CN114226565B - Combined fine blanking die convenient to disassemble and assemble and assembling method thereof - Google Patents
Combined fine blanking die convenient to disassemble and assemble and assembling method thereof Download PDFInfo
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- CN114226565B CN114226565B CN202111522800.6A CN202111522800A CN114226565B CN 114226565 B CN114226565 B CN 114226565B CN 202111522800 A CN202111522800 A CN 202111522800A CN 114226565 B CN114226565 B CN 114226565B
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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
- B21D37/10—Die sets; Pillar guides
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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
- B21D37/14—Particular arrangements for handling and holding in place complete dies
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- Mounting, Exchange, And Manufacturing Of Dies (AREA)
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Abstract
The invention discloses a combined fine blanking die convenient to disassemble and assemble and an assembling method thereof, and relates to the technical field of dies, wherein the die comprises an upper die base, a lower die base and a die core, the die core is provided with two groups of die cores which are detachably connected with the upper die base and the lower die base respectively, a plurality of second T-shaped grooves and third T-shaped grooves are distributed on the top surface of the die core in an array manner, the second T-shaped grooves and the third T-shaped grooves are vertical to each other, and a fixed seat is accommodated in the second T-shaped grooves or the third T-shaped grooves to slide; the die core is provided with a plurality of groups of T-shaped grooves for only fixedly mounting the punch and the die, the fixed seat is clamped and fixed through limitation, and the positions of the punch and the die are adjusted randomly, so that workpieces with different sizes can be processed, the processing requirements of various workpieces are met, and the die development cost is reduced.
Description
Technical Field
The invention belongs to the technical field of dies, and particularly relates to a combined fine blanking die convenient to disassemble and assemble and an assembling method thereof.
Background
The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. Plain has the designation of "industrial mother".
The existing die is mostly a fixed combined die, namely a punch and a die of a mounting standard and a die for shaping and the like are mounted on the die holder, but the punch and the die and other modules are fixedly mounted on the die holder and cannot be moved or adjusted in position, therefore, the die can only be used for processing a single workpiece, so that the production cost is increased, the existing die is mostly a stud for fixed connection or embedded mounting, the die is inconvenient to mount and dismount during maintenance, and therefore the combined fine blanking die convenient to dismount and mount and the assembling method thereof are provided.
Disclosure of Invention
In view of the shortcomings of the prior art, the present invention provides a combined fine blanking die convenient to assemble and disassemble and an assembling method thereof, so as to solve the problems in the background art.
The purpose of the invention can be realized by the following technical scheme: a combined fine blanking die convenient to disassemble and assemble comprises an upper die base, a lower die base and a die core, wherein the die core is provided with two groups which are detachably connected with the upper die base and the lower die base respectively;
the punching die comprises a fixed seat used for mounting a punching head or a female die, wherein the bottom end of the fixed seat is accommodated in a second T-shaped groove or a third T-shaped groove to slide;
the die core fixing device comprises limiting baffles, wherein the limiting baffles are arranged on two sides of a fixing seat in pairs, the limiting baffles are accommodated in a cavity formed in a lower die base, the bottom ends of the limiting baffles are connected with the lower die base in a sliding manner, the bottom ends of the die cores are inserted into a second T-shaped groove or a third T-shaped groove in a penetrating manner to fixedly clamp the fixing seat, and one end of each limiting baffle is connected with a linear telescopic mechanism;
the die core limiting mechanism comprises a first limiting block and a second limiting block which are arranged on the four sides of the die core, and the first limiting block and the second limiting block are driven by a driving mechanism to be inserted into limiting holes formed on the four sides of the die core to limit and fix the die core.
According to an optional scheme of the invention, a U-shaped groove is formed in the top end of the limiting baffle, a first overturning support and a second overturning support are respectively arranged on the periphery of the top surface of the lower die base, two ends of the first overturning support and two ends of the second overturning support are hinged to the lower die base, linear telescopic mechanisms are respectively arranged on the first overturning support and the second overturning support, and the first overturning support and the second overturning support are connected with overturning mechanisms to drive the first overturning support and the second overturning support to overturn so that the telescopic ends of the linear telescopic mechanisms are inserted into the U-shaped groove and fixedly clamped with the limiting baffle.
As an optional scheme of the invention, the first limiting block and the second limiting block are both accommodated in a through hole formed in the lower die base, the first limiting block and the second limiting block are both connected with the lower die base in a sliding manner, a push block is arranged at the center of the bottom end of the lower die base, the push block is connected with the lower die base in a sliding manner and vertically slides up and down, four groups of connecting rods are arranged around the push block and are respectively fixedly connected with the first limiting block and the second limiting block, the connecting rods are connected with the lower die base in a sliding manner and are connected with the push block, when the push block vertically moves up and down, the connecting rods around are driven to respectively slide back and forth in four directions, and a linear telescopic mechanism is arranged at the bottom end of the push block.
As an alternative scheme of the present invention, the linear telescopic mechanism adopts a cylinder or a linear motor.
As an optional scheme of the invention, the push block is in a shape of a rectangular pyramid frustum, the sharp corner end of the rectangular pyramid is cut off, an inclined plane is arranged on one side of the connecting rod close to the push block and is in sliding connection with the inclined plane of the push block, and a T-shaped block is arranged at the inclined plane end of the connecting rod and is in sliding clamping fit with a first T-shaped groove formed in the inclined plane of the push block.
As an optional scheme of the invention, the turnover mechanism comprises a rack and a gear, the first turnover support and the second turnover support are fixedly connected with the gear at the rotating shaft end hinged with the lower die base, the rack is meshed with the gear, the rack is horizontally connected with the lower die base in a sliding manner, and one end of the rack is connected with a driving mechanism.
As an optional scheme of the invention, the rack is fixedly connected with one end of the connecting rod, which is far away from the push block, and when the connecting rod moves close to one side of the push block, the turnover mechanism drives the first turnover support and the second turnover support to turn over, so that the linear telescopic mechanism is inserted into the U-shaped groove.
An assembling method of a combined fine blanking die convenient to disassemble and assemble comprises the following steps:
mounting a punch and a female die: selecting a punch and a female die with corresponding models according to the size of the processed workpiece, fixedly mounting the punch and the female die on a fixed seat, and installing the fixed seat into a corresponding T-shaped groove on a die core according to the position of punching;
installing and positioning, namely, arranging the mold core into a lower mold base, driving a push block to move upwards through a linear telescopic mechanism, driving a first limit block and a second limit block to be inserted into limit holes formed in the peripheral side of the mold core through a connecting rod, fixing and limiting the mold core, inserting a limit baffle into a T-shaped chute group on the mold core at the moment, driving a rack to move through the connecting rod to drive a first overturning support and a second overturning support to overturn, so that telescopic ends of the linear telescopic mechanism on the first overturning support and the second overturning support are clamped and fixed with a U-shaped groove of the limit baffle, namely, the upper end and the lower end of the limit baffle are driven through two groups of linear telescopic mechanisms, and driving the limit baffle to slide to clamp, fix and limit the fixed seat through adjusting the linear telescopic mechanisms of the limit baffle.
The invention has the beneficial effects that: the die core is provided with the plurality of groups of T-shaped grooves for only fixedly mounting the fixed seats of the punch and the die, the fixed seats are clamped and fixed through limiting, the positions of the punch and the die are adjusted randomly, workpieces with different sizes can be machined, the machining requirements of various workpieces are met, the cost of die development is reduced, the die core and the die holder are clamped in a limiting mode through the limiting blocks, mounting and dismounting are facilitated, and other technical effects are specifically described in the specification in combination with the embodiment.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an expanded view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a schematic structural view of the cross-sectional view of FIG. 1;
FIG. 5 is a schematic structural view of the mold core of the present invention;
FIG. 6 is a schematic structural view of the fixing base of the present invention;
FIG. 7 is a schematic view of the structure of a quadrangular frustum of the present invention;
FIG. 8 is a schematic structural view of the connecting rod of the present invention;
FIG. 9 is a schematic structural view of the lower die holder of the present invention;
FIG. 10 is a schematic structural view of another aspect of the present invention;
in the figure: an upper die holder-1, a lower die holder-2, a die core-3, a fixed seat-4, a square block-41, a mounting plate-42, a limiting baffle-5, a U-shaped groove-51, a first limiting block-6, a second limiting block-7, a push block-8, a first T-shaped groove-81, a first overturning support-9, a second overturning support-10, a connecting rod-11, a rack-12, a gear-13, a first cylinder-14, a second cylinder-15, a third cylinder-16, a fourth cylinder-17, a fifth cylinder-18, -19, -20, a guide column-21, a fixed seat-22, a first T-shaped groove-31, a second T-shaped groove-32, a first through groove-311, a second through groove-321, a first limiting hole-33, a first through groove-32, a second through groove-311, a second through groove-321, a first limiting hole-33, a second limiting baffle-7, a first limiting baffle-7, a second limiting baffle-4, a second baffle, a third baffle, a second baffle, a third baffle, a fourth, a fifth, a fourth, a fifth, a fourth, a fifth, a sixth, The device comprises a second limiting hole 34, a T-shaped block-111, a first mounting hole-201 and a second mounting hole-202.
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.
Referring to fig. 1 to 10, in an embodiment of the present invention, a combined fine blanking die convenient to disassemble and assemble includes an upper die holder 1, a lower die holder 2 and a die core 3, four corners of the lower die holder 2 are provided with guide pillars 21 for guiding by sliding connection with guide holes formed in four corners of the upper die holder 1, the die core 3 is provided with two groups of guide pillars respectively detachably connected with the upper die holder 1 and the lower die holder 2, the top surface of the die core 3 is distributed with a plurality of second T-shaped grooves 31 and third T-shaped grooves 32 in an array manner, the second T-shaped grooves 31 and the third T-shaped grooves 32 are perpendicular to each other, the second T-shaped grooves 31 are provided with first through grooves 311 penetrating through to the bottom end of the die core 3, and the third T-shaped grooves 32 are provided with second through grooves 321 penetrating through to the bottom of the die core 3; the punch pin and die combined type die holder comprises a fixing seat 4 for mounting punch pins or die pins, wherein the fixing seat 4 can be provided with a plurality of fixing seats 4 according to actual requirements, the fixing seat 4 can be used as a chock block to adjust the positions of other fixing seats 4, the fixing seat 4 consists of a square block 41 and a mounting plate 42, the mounting plate 42 is used for mounting the punch pins and the die pins, the square block 41 is accommodated in a second T-shaped groove 31 or a third T-shaped groove 32 to slide, namely, the position is adjusted at will, and the bottom end of the fixing seat 4 is accommodated in the second T-shaped groove 31 or the third T-shaped groove 32 to slide;
the die comprises a limiting baffle 5, the limiting baffle 5 is arranged and distributed on two sides of a fixed seat 4 in pairs, the limiting baffle 5 is accommodated in a cavity formed in a lower die base 2, the bottom end of the limiting baffle 5 is connected with the lower die base 2 in a sliding manner, the limiting baffle 5 penetrates out of a first through groove 311 or a second through groove 321 into a second T-shaped groove 31 or a third T-shaped groove 32 to fixedly clamp the fixed seat 4, one end of the limiting baffle 5 is connected with a linear telescopic mechanism, namely, the linear telescopic mechanism is used for controlling the movement of the limiting baffle 5 so as to adjust the clamping and positioning of the limiting baffle 5, so that the adjustment can be conveniently realized by matching with a PLC control program to realize automatic clamping and positioning, and a three-coordinate system is established to match with a sensor to realize precision control, thereby ensuring the precision and efficiency of die processing, the linear telescopic mechanism can adopt an air cylinder or a linear motor, the air cylinder is preferred in the embodiment, as shown in figure 2, one end of the limit baffle 5 is respectively connected with a first cylinder 14 and a third cylinder 16 to control the motion of the limit baffle 5.
Including stop gear, stop gear is including setting up 3 week side first stoppers 6 of mold core and second stopper 7, and insert the spacing downthehole that 3 week sides of mold core were seted up through actuating mechanism drive first stopper 6 and second stopper 7 and carry out spacing fixed to mold core 3, as shown in fig. 5, 3 week sides of mold core have seted up a plurality of first spacing holes 33 and the spacing hole 34 of second respectively, correspond second stopper 7 and the cooperation of first stopper 6 respectively and insert and carry out spacing fixed. During installation, make limit baffle 5 get back to initial position through starting gear 13 and first cylinder 14, pack into die core 3 in lower bolster 2 through the hoist, limit baffle 5 just inserts second T type groove 31 and third T type groove 32 through first logical groove 311 and second logical groove 321, it is spacing to further insert in die core 3 through first stopper 6 of actuating mechanism drive and second stopper 7, then further carry out the centre gripping location through adjusting first cylinder 14 and third cylinder 16 control limit baffle 5 to fixing base 4.
Optionally, in order to improve the clamping stability of the limiting baffle 5, as shown in fig. 3, a U-shaped groove 51 is formed at the top end of the limiting baffle 5, a first overturning support 9 and a second overturning support 10 are respectively arranged on the periphery of the top surface of the lower die holder 2, both ends of the first overturning support 9 and the second overturning support 10 are hinged to the lower die holder 2, a linear telescopic mechanism is respectively arranged on the first overturning support 9 and the second overturning support 10, the first overturning support 9 and the second overturning support 10 are connected with an overturning mechanism to drive the first overturning support 9 and the second overturning support 10 to overturn so that the telescopic end of the linear telescopic mechanism is inserted into the U-shaped groove 51 to be fixedly clamped with the limiting baffle 5, a plurality of groups of second cylinders 15 are arranged on the first overturning support 9, a fourth cylinder 17 is arranged on the second overturning support 10, that is a cylinder is adopted as the linear telescopic mechanism, a linear motor and the like can be adopted, after the die core 3 is mounted on the lower die holder 2, with ninety degrees of first upset support 9 and the upset of second upset support 10 down, the piston rod end joint of just cylinder promptly is on U type groove 51, and the piston rod end cup joints two sets of nuts and inserts behind U type groove 51 when the piston rod, and limit baffle 5 just blocks in the middle of two sets of nuts, plays spacing effect, and limit baffle 5 is upper and lower both ends all be connected with the cylinder promptly to limit baffle 5's centre gripping stability has been improved.
Specifically, as shown in fig. 2 and 9, the first limiting block 6 and the second limiting block 7 are both accommodated in a through hole formed in the lower die base 2, that is, the first limiting block 6 is accommodated in the second mounting hole 202, the second limiting block 7 is accommodated in the first mounting hole 201, the first limiting block 6 and the second limiting block 7 are both slidably connected with the lower die base 2, a push block 8 is disposed at the center of the bottom end of the lower die base 2, the push block 8 is slidably connected with the lower die base 2 and vertically slides up and down, four groups of connecting rods 11 are disposed around the push block 8 and are respectively fixedly connected with the first limiting block 6 and the second limiting block 7, the connecting rods 11 are slidably connected with the lower die base 2, the connecting rods 11 are connected with the push block 8, when the push block 8 vertically moves up and down, the connecting rods 11 around are driven to respectively slide back and forth in four directions, a linear expansion mechanism is disposed at the bottom end of the push block 8, as shown in fig. 2, 8 bottom fixedly connected with fifth cylinders 18 of ejector pad, the 18 base fixed mounting of fifth cylinder are on the lathe mesa, slide from top to bottom through the 8 control ejector pads of fifth cylinder 18 promptly, further drive first stopper 6 and the 7 motion of second stopper through connecting rod 11, realize spacing and break away from, and convenient operation is swift, can a key realize the mould location installation.
Optionally, as shown in fig. 7 and 8, the push block 8 is in a shape of a quadrangular frustum pyramid, the sharp corner end of the quadrangular frustum pyramid is cut off, one side of the connecting rod 11, which is close to the push block 8, is provided with an inclined surface in sliding connection with the push block 8, the inclined surface end of the connecting rod 11 is provided with a T-shaped block 111 in sliding clamping connection with a first T-shaped groove 81 formed in the inclined surface of the push block 8, namely, the connecting rod 11 is driven to move away from the push block 8 when the push block 8 moves downward, namely, the first limit block 6 and the second limit block 7 are separated from the mold core 3, and the connecting rod 11 is driven to move integrally close to the push block 8 when the push block 8 moves upward, namely, the first limit block 6 and the second limit block 7 are respectively inserted into the mold core 3 to achieve limiting, so that the operation is convenient and fast, the structure is simple and reliable, and the installation and the disassembly are convenient.
Optionally, the turnover mechanism includes a rack 12 and a gear 13, the first turnover support 9 and the second turnover support 10 are fixedly connected to a gear 13 at a rotating shaft end hinged to the lower die holder 2, the rack 12 is meshed with the gear 13, the rack 12 is horizontally slidably connected to the lower die holder 2, and one end of the rack 12 is connected to a driving mechanism, that is, when the mold core 3 is loaded into the lower die holder 2, the first turnover support 9 and the connecting rod 11 are in a vertically upward state, as shown in fig. 10, after the mold core 3 is loaded into the lower die holder 2, the rack 12 is driven by the driving mechanism to move to further drive the gear 13 to rotate, so that the first turnover support 9 and the second turnover support 10 are controlled to turn over so that the piston rod end of the cylinder is inserted into the U-shaped groove 51, as shown in fig. 3.
Preferably, as shown in fig. 3, the rack 12 is fixedly connected to one end of the connecting rod 11, which is far from the pushing block 8, when the connecting rod 11 moves close to one side of the pushing block 8, the turnover mechanism drives the first turnover support 9 and the second turnover support 10 to turn over so that the linear expansion mechanism is inserted into the U-shaped groove 51, that is, after the mold core 3 is loaded into the lower mold base 2, the fifth cylinder 18 is controlled to drive the pushing block 8 to move upwards, so that the mold core 3 is limited, the first turnover support 9 and the second turnover support 10 are turned over so that the cylinders thereon are connected with the limiting baffle 5, so that dual-drive clamping is realized, when the mold is disassembled, the fifth cylinder 18 is controlled to move downwards so as to drive the pushing block 8 to move downwards, that the first limiting block 6 and the second limiting block 7 are separated from the mold core 3, and the cylinders on the first turnover support 9 and the second turnover support 10 are rotated backwards and then separated from the limiting baffle 5, that the mold core 3 is directly lifted out, the die is convenient to mount and dismount, the trouble of manual dismounting is reduced, and the die replacing efficiency is improved.
An assembling method of a combined fine blanking die convenient to disassemble and assemble comprises the following steps:
mounting a punch and a female die: selecting a punch and a die with corresponding models according to the size of the processed workpiece, fixedly installing the punch and the die on a fixed seat 4, and installing the fixed seat 4 into a corresponding T-shaped groove on a die core 3 according to the position of punching;
installing and positioning, namely, arranging the mold core 3 into the lower mold base 2, driving the push block 8 to move upwards through the linear telescopic mechanism, driving the first limit block 6 and the second limit block 7 to be inserted into limit holes formed in the peripheral side of the mold core 3 through the connecting rod 11, fixing and limiting the mold core 3, inserting the limit baffle 5 into a T-shaped slide groove group on the mold core 3 at the moment, driving the rack 12 to move through the connecting rod 11, driving the first overturning support 9 and the second overturning support 10 to overturn, so that the telescopic ends of the linear telescopic mechanism on the first overturning support 9 and the second overturning support 10 are clamped and fixed with the U-shaped groove 51 of the limit baffle 5, namely, driving the upper end and the lower end of the limit baffle 5 through two groups of linear telescopic mechanisms, and driving the limit baffle 5 to slide through adjusting the linear telescopic mechanism of the limit baffle 5 to clamp, fix and limit the fixed seat 4.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", etc., indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, or be operated, and thus, should not be construed as limiting the present invention.
Furthermore, the method is simple. 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. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
It will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention. 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 spirit and scope of the invention, and any equivalents thereto, such as those skilled in the art, are intended to be embraced therein.
Claims (7)
1. The combined fine blanking die convenient to disassemble and assemble comprises an upper die base (1), a lower die base (2) and a die core (3), and is characterized in that the die core (3) is provided with two groups which are detachably connected with the upper die base (1) and the lower die base (2) respectively, a plurality of second T-shaped grooves (31) and third T-shaped grooves (32) are distributed on the top surface of the die core (3) in an array manner, the second T-shaped grooves (31) and the third T-shaped grooves (32) are perpendicular to each other, and through grooves are formed in the second T-shaped grooves (31) and the third T-shaped grooves (32) and penetrate through the bottom surface of the die core (3);
the punching die comprises a fixed seat (4) for mounting a punch or a female die, wherein the bottom end of the fixed seat (4) is accommodated in a second T-shaped groove (31) or a third T-shaped groove (32) to slide;
the die comprises limiting baffles (5), the limiting baffles (5) are arranged on two sides of a fixed seat (4) in pairs, the limiting baffles (5) are accommodated in a cavity formed in a lower die base (2), the bottom ends of the limiting baffles (5) are connected with the lower die base (2) in a sliding manner, the bottom ends of die cores (3) are inserted into a second T-shaped groove (31) or a third T-shaped groove (32) in a penetrating manner to fixedly clamp the fixed seat (4), and one ends of the limiting baffles (5) are connected with a linear telescopic mechanism;
the die core limiting mechanism comprises a limiting mechanism, wherein the limiting mechanism comprises a first limiting block (6) and a second limiting block (7) which are arranged on the four sides of the die core (3), and the first limiting block (6) and the second limiting block (7) are driven by a driving mechanism to be inserted into limiting holes formed on the sides of the die core (3) to limit and fix the die core (3);
u type groove (51) have been seted up on limit baffle (5) top, die holder (2) top surface is equipped with first upset support (9) and second upset support (10) respectively all around, and first upset support (9) and second upset support (10) both ends all are articulated with die holder (2), all are equipped with sharp telescopic machanism on first upset support (9) and the second upset support (10), and first upset support (9) and second upset support (10) are connected with the upset of first upset support (9) of tilting mechanism drive and second upset support (10) and make sharp telescopic machanism flexible end insert in U type groove (51) with limit baffle (5) fixed block.
2. The combined fine blanking die convenient to disassemble and assemble as claimed in claim 1, wherein the first limiting block (6) and the second limiting block (7) are accommodated in through holes formed in the lower die holder (2), the first limiting block (6) and the second limiting block (7) are slidably connected with the lower die holder (2), a push block (8) is arranged at the center of the bottom end of the lower die holder (2), the push block (8) is slidably connected with the lower die holder (2) and vertically slides up and down, four groups of connecting rods (11) are arranged around the push block (8) and are respectively fixedly connected with the first limiting block (6) and the second limiting block (7), the connecting rods (11) are slidably connected with the lower die holder (2), the connecting rods (11) are connected with the push block (8), and when the push block (8) vertically moves up and down, the connecting rods (11) around are driven to respectively slide back and forth in four directions, the bottom end of the push block (8) is provided with a linear telescopic mechanism.
3. The combined fine blanking die convenient to disassemble and assemble as claimed in claim 2, wherein the linear telescopic mechanism adopts a cylinder or a linear motor.
4. The combined fine blanking die convenient to disassemble and assemble as claimed in claim 2, wherein the push block (8) is in the shape of a rectangular pyramid frustum, the sharp corner end of the rectangular pyramid is cut off, an inclined surface is arranged on one side of the connecting rod (11) close to the push block (8) and is in sliding connection with the inclined surface of the push block (8), and a T-shaped block (111) is arranged at the inclined surface end of the connecting rod (11) and is in sliding clamping fit with a first T-shaped groove (81) formed in the inclined surface of the push block (8).
5. The combined fine blanking die convenient to disassemble and assemble as claimed in claim 2, wherein the turnover mechanism comprises a rack (12) and a gear (13), the ends of the first turnover support (9) and the second turnover support (10) hinged to the lower die holder (2) are fixedly connected with the gear (13), the rack (12) is meshed with the gear (13), the rack (12) is horizontally connected with the lower die holder (2) in a sliding manner, and one end of the rack (12) is connected with a driving mechanism.
6. The combined fine blanking die convenient to disassemble and assemble as claimed in claim 5, wherein the rack (12) is fixedly connected with one end of the connecting rod (11) far away from the push block (8), and when the connecting rod (11) moves close to one side of the push block (8), the turnover mechanism drives the first turnover support (9) and the second turnover support (10) to turn over so that the linear telescopic mechanism is inserted into the U-shaped groove (51).
7. An assembling method of a combined fine blanking die convenient to disassemble and assemble, comprising the combined fine blanking die convenient to disassemble and assemble according to claim 6, wherein the assembling method comprises the following steps:
mounting a punch and a female die: selecting a punch and a die of corresponding types according to the size of the processed workpiece, fixedly mounting the punch and the die on a fixed seat (4), and installing the fixed seat (4) into a corresponding T-shaped groove on a die core (3) according to the position of punching;
installing and positioning: the mold core (3) is arranged in the lower mold base (2), the push block (8) is driven to move upwards by the linear telescopic mechanism, the first limiting block (6) and the second limiting block (7) are driven by the connecting rod (11) to be inserted into the limiting holes arranged on the peripheral side of the mold core (3), the mold core (3) is fixed and limited, at the moment, the limit baffle (5) is inserted into the T-shaped sliding groove group on the mold core (3), meanwhile, the connecting rod (11) drives the rack (12) to move to drive the first overturning support (9) and the second overturning support (10) to overturn, so that the telescopic ends of the linear telescopic mechanisms on the first overturning support (9) and the second overturning support (10) are clamped and fixed with the U-shaped groove (51) of the limiting baffle (5), the upper end and the lower end of the limit baffle (5) are driven by two groups of linear telescopic mechanisms, and the limit baffle (5) is driven by the linear telescopic mechanisms for adjusting the limit baffle (5) to slide to clamp, fix and limit the fixed seat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111522800.6A CN114226565B (en) | 2021-12-13 | 2021-12-13 | Combined fine blanking die convenient to disassemble and assemble and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111522800.6A CN114226565B (en) | 2021-12-13 | 2021-12-13 | Combined fine blanking die convenient to disassemble and assemble and assembling method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114226565A CN114226565A (en) | 2022-03-25 |
| CN114226565B true CN114226565B (en) | 2022-09-13 |
Family
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| JP3188364B2 (en) * | 1994-11-11 | 2001-07-16 | 株式会社三井ハイテック | Progressive die machine |
| CN203972647U (en) * | 2014-05-09 | 2014-12-03 | 济宁金洲金属冲压有限公司 | A kind of punching die frame of replaceable core rod |
| CN208643875U (en) * | 2018-07-02 | 2019-03-26 | 浙江美仕达日用品有限公司 | A kind of containing box mold being conveniently replaceable mold core |
| CN210098700U (en) * | 2019-04-04 | 2020-02-21 | 佛山市顺德乐星汽车科技有限公司 | Auto parts stamping die convenient to dismouting |
| CN210820647U (en) * | 2019-09-26 | 2020-06-23 | 林战 | Automobile gear die convenient to replace |
| CN213033387U (en) * | 2020-05-25 | 2021-04-23 | 马鞍山市中元机床制造有限公司 | Double-linkage hydraulic combined punching and shearing machine die |
| CN212860088U (en) * | 2020-08-14 | 2021-04-02 | 台州溢豪模具有限公司 | Mold core replacing structure of mold |
| CN214188607U (en) * | 2020-09-17 | 2021-09-14 | 昆山新仕泰钢模科技有限公司 | Die stabilizing seat convenient for die fixing |
| CN213321206U (en) * | 2020-10-10 | 2021-06-01 | 惠州市伟德高塑胶制品有限公司 | Plastic shell mold convenient for replacing mold core |
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