CN220497587U - Quick demoulding mould - Google Patents

Abstract

The utility model discloses a quick demolding mold, which comprises a base, an automatic ejection assembly and a discharging assembly, wherein the automatic ejection assembly is arranged on the base; and (2) base: the upper surface of the lower die plate is fixedly connected with a lower die plate, guide rods are symmetrically arranged at four corners of the upper surface of the lower die plate, the top ends of the guide rods are fixedly connected with the inside of a top plate, an electric push rod is fixedly connected with the middle of the top plate, the lower end of the push rod of the electric push rod is provided with an upper die plate, four corners of the upper die plate are respectively connected with the outer surfaces of the corresponding guide rods in a sliding manner, the upper die plate is matched with the lower die plate, a runner is arranged inside the upper die plate, a die cavity is arranged on the upper surface of the lower die plate, cooling channels corresponding to the die cavity are uniformly arranged inside the lower die plate, and a cavity is formed inside the lower end of the lower die plate; automatic liftout subassembly: the rapid demolding mold is arranged on the inner bottom surface of the cavity, so that the interval time between working procedures is shortened, manual intervention is not needed, and the demolding efficiency is improved.

Description

Quick demoulding mould

Technical Field

The utility model relates to the technical field of injection molds, in particular to a rapid demolding mold.

Background

The stamping die is a special process equipment for processing a material into a part in cold stamping, called a cold stamping die, and the material is subjected to pressure at room temperature by using a die mounted on a press machine to be separated or plastically deformed, so that the required part is obtained. In the prior art, when demoulding is carried out after the completion of the work, the material is only ejected upwards from the stamping groove, and the ejection operation is carried out after the upper die plate is completely stopped, so that the interval time between working procedures is prolonged, in addition, the material is required to be manually taken down and placed at a proper position after the ejection, and the material is more convenient than the traditional pure manual taking, but the manual intervention is required, so that the work efficiency is influenced, the labor is wasted, and therefore, the quick demoulding die is provided.

Disclosure of Invention

The utility model aims to overcome the existing defects, provides the rapid demolding mold, shortens the interval time between working procedures, does not need manual intervention, improves the demolding efficiency, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a quick demoulding mould comprises a base, an automatic material ejection assembly and a discharging assembly;

and (2) base: the upper surface of the lower die plate is fixedly connected with a lower die plate, guide rods are symmetrically arranged at four corners of the upper surface of the lower die plate, the top ends of the guide rods are fixedly connected with the inside of a top plate, an electric push rod is fixedly connected with the middle of the top plate, the lower end of the push rod of the electric push rod is provided with an upper die plate, four corners of the upper die plate are respectively connected with the outer surfaces of the corresponding guide rods in a sliding manner, the upper die plate is matched with the lower die plate, a runner is arranged inside the upper die plate, a die cavity is arranged on the upper surface of the lower die plate, cooling channels corresponding to the die cavity are uniformly arranged inside the lower die plate, and a cavity is formed inside the lower end of the lower die plate;

automatic liftout subassembly: the automatic material ejection assembly is arranged on the inner bottom surface of the cavity, and extends to the inner bottom surface of the die cavity;

and a discharging assembly: the symmetry sets up in both ends about the upper surface of lower bolster, the lower surface symmetry of cope match-plate pattern is equipped with the type that corresponds with the subassembly of unloading and dodges the groove, and the in-process of upwards lifting of cope match-plate pattern carries out ejection to the work piece, has shortened the interval time between the process, automated inspection work piece and release the work piece outside, need not manual intervention, has improved degree of automation, has improved drawing of patterns efficiency.

Further, automatic liftout subassembly includes backup pad, liftout section of thick bamboo, guide post, spring one and depression bar, the upper surface symmetry of backup pad is equipped with the liftout section of thick bamboo, the outer cambered surface of liftout section of thick bamboo corresponds the sliding connection of smooth hole inner wall that sets up with the inside bottom surface of die cavity respectively, the equal sliding connection of inner wall of liftout section of thick bamboo has the guide post, the guide post passes the inside through-hole that corresponds the setting of backup pad respectively and all with the inside bottom surface fixed connection of cavity, spring one has all been cup jointed to the lower extreme outer cambered surface of guide post, spring one all is located between the inside bottom surface of cavity and the lower surface of backup pad, depression bar symmetry sliding connection is inside in the left and right sides both ends of lower bolster, the depression bar all corresponds with the upper surface of backup pad and the lower surface of cope match-plate pattern vertically, and is upwards ejecting the work piece after the injection moulding automatically.

Further, still include spring two and pressure sensor, pressure sensor sets up respectively in the round hole bottom surface that both ends set up about the lower bolster upper surface, and the depression bar passes the through-hole that pressure sensor middle part set up respectively, spring two cup joints respectively in the extrados of depression bar, the both ends of spring two are located respectively between vertical corresponding pressure sensor upper surface and the adjacent depression bar roof lower surface, detect whether the cope match-plate pattern lifts in place.

Further, the subassembly of unloading includes fixed plate, commentaries on classics roller, belt, motor, driving lever and limiting plate, the fixed plate symmetry sets up in the upper surface left and right sides both ends of lower bolster, the upper end of fixed plate is all rotated and is connected with changeing the roller, all is connected through belt drive between two commentaries on classics rollers that vertically correspond, and two fixed plates of front side all are equipped with the motor from the lateral surface mutually, the output shaft of motor respectively with the adjacent commentaries on classics roller fixed connection of front side, the middle part of belt all evenly is equipped with the driving lever, the limiting plate symmetry sets up in the upper surface left and right sides both ends of lower bolster, the driving lever respectively with the limiting plate cooperation setting of homonymy, the lower surface symmetry of cope match-plate pattern is equipped with dodges the groove with fixed plate, commentaries on classics roller, belt, motor, driving lever and limiting plate correspondence type, outwards dials the work piece after will ejecting, makes it and lower bolster separation.

Further, the driving lever includes I shape fixed plate, pivot, driving lever main part, fixed section of thick bamboo and torsional spring, I shape fixed plate evenly sets up in the middle part of belt, I shape fixed plate middle part all rotates and is connected with the pivot, the one end that the I shape fixed plate was kept away from to the pivot all is equipped with the driving lever main part, the side that the I shape fixed plate deviates from the belt all is equipped with fixed section of thick bamboo, the extrados of pivot rotates with adjacent fixed section of thick bamboo inside respectively to be connected, the torsional spring has all been cup jointed to the extrados of pivot, the one end of torsional spring respectively with adjacent pivot extrados fixed connection, the other end of torsional spring respectively with adjacent fixed section of thick bamboo inner wall fixed connection, the driving lever main part cooperates the setting with adjacent limiting plate respectively, avoids appearing interfering between driving lever main part and the work piece of below.

Compared with the prior art, the utility model has the beneficial effects that: the quick demolding mold has the following advantages:

1. the upper die plate is driven to move upwards through the electric push rod, the supporting plate is pushed upwards by the first spring in the moving process, the supporting plate drives the ejection cylinder to move upwards to eject the die cavity of the workpiece, the workpiece is ejected in the lifting process of the upper die plate, the interval time between working procedures is shortened, and the working efficiency is improved.

2. When the top end of the upper template is separated from the top end of the compression bar, the pressure value detected by the pressure sensor suddenly decreases, the motor is controlled to start after the external PLC detects that the pressure value decreases to a set value, the motor drives the front side rotary roller to rotate, the rotary roller drives the deflector rod main body to rotate sequentially through the belt, the I-shaped fixed plate and the rotary shaft, the upper deflector rod main body rotates backwards to push the workpiece backwards, the workpiece is separated from the lower template, the lower deflector rod main body is limited and rotated by the limiting plate when moving forwards, so that the lower deflector rod main body is prevented from being contacted with the workpiece, the torsion spring is twisted at the moment, and when the lower deflector rod main body is separated from the front end of the limiting plate, the lower limiting plate drives the lower deflector rod main body to be in a transverse state under the torsion action of the torsion spring, the workpiece is automatically detected and pushed out to the outside, manual intervention is not needed, the degree of automation is improved, and the demolding efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of an automatic ejector assembly according to the present utility model;

FIG. 3 is a schematic cross-sectional plan view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of the present utility model at A;

fig. 5 is an enlarged schematic view of the structure of the present utility model at B.

In the figure: 1 base, 2 lower templates, 201 die cavities, 202 cavities, 3 guide rods, 4 top plates, 5 upper templates, 51 avoidance grooves, 6 electric push rods, 7 cooling channels, 8 automatic ejection assemblies, 81 support plates, 82 ejection cylinders, 83 guide columns, 84 springs I, 85 compression rods, 9 unloading assemblies, 91 fixing plates, 92 rotating rollers, 93 belts, 94 motors, 95 deflector rods, 951I-shaped fixing plates, 952 rotating shafts, 953 deflector rod main bodies, 954 fixing cylinders, 955 torsion springs, 96 limiting plates, 10 flow channels, 11 springs II and 12 pressure sensors.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present embodiment provides a technical solution: a quick demoulding mould comprises a base 1, an automatic material ejection assembly 8 and a discharging assembly 9;

base 1: the upper surface of the lower die plate is fixedly connected with a lower die plate 2, guide rods 3 are symmetrically arranged at four corners of the upper surface of the lower die plate 2, the top ends of the guide rods 3 are fixedly connected with the inside of a top plate 4, the middle part of the top plate 4 is fixedly connected with an electric push rod 6, the lower end of the push rod of the electric push rod 6 is provided with an upper die plate 5, four corners of the upper die plate 5 are respectively connected with the outer surfaces of the corresponding guide rods 3 in a sliding manner, the upper die plate 5 is matched with the lower die plate 2, a runner 10 is arranged in the upper die plate 5, a die cavity 201 is arranged on the upper surface of the lower die plate 2, cooling channels 7 corresponding to the die cavity 201 are uniformly arranged in the lower die plate 2, a cavity 202 is formed in the lower end of the lower die plate 2, molten plastic is injected into the die cavity 201 through the runner 10, and after the injection is completed, cooling water is injected into the die cavity 201 to cool the inside of the cooling channels 7, so that a workpiece is rapidly cooled and molded, and then the upper die plate 5 is driven to move upwards through the electric push rod 6;

automatic liftout subassembly 8: the automatic ejection assembly 8 is arranged on the inner bottom surface of the cavity 202, the automatic ejection assembly 8 extends to the inner bottom surface of the cavity 201, the automatic ejection assembly 8 comprises a supporting plate 81, an ejection cylinder 82, guide posts 83, first springs 84 and a pressing rod 85, the ejection cylinder 82 is symmetrically arranged on the upper surface of the supporting plate 81, the outer cambered surfaces of the ejection cylinder 82 are respectively and correspondingly arranged on the inner bottom surface of the cavity 201 in a sliding hole, the guide posts 83 are respectively and correspondingly arranged on the inner wall of the ejection cylinder 82 in a sliding mode, the guide posts 83 respectively penetrate through holes in the supporting plate 81 and are fixedly connected with the inner bottom surface of the cavity 202, the first springs 84 are respectively sleeved between the inner bottom surface of the cavity 202 and the lower surface of the supporting plate 81, the first springs 84 are symmetrically and slidably connected to the left and right inner surfaces of the lower die plate 2, the pressing rod 85 vertically corresponds to the upper surface of the supporting plate 81 and the lower surface of the upper die plate 5, the first springs 84 are upwards lifted in the moving process of the upper die plate 5, the supporting plate 81 is driven by the electric push rod 6 to upwards lift the supporting plate 81, the upper end 82 is enabled to be driven by the supporting plate 81 to upwards move the ejection cylinder 82 to automatically eject a workpiece out of the die cavity 201 after injection molding.

Wherein: still include spring two 11 and pressure sensor 12, pressure sensor 12 sets up respectively in the round hole bottom surface that both ends set up about the cope match-plate pattern 2 upper surface, depression bar 85 passes the through-hole that pressure sensor 12 middle part set up respectively, spring two 11 cup joints respectively in the extrados of depression bar 85, the both ends of spring two 11 are located respectively between vertical corresponding pressure sensor 12 upper surface and the adjacent depression bar 85 roof lower surface, when cope match-plate pattern 5 and the top separation of depression bar 85, the pressure value that pressure sensor 12 detected reduces suddenly, outside PLC detects that the pressure value reduces to the setting back control unloading subassembly 9 start, detect whether cope match-plate pattern 5 lifts in place.

And a discharging assembly 9: the upper surface of the upper template 5 is symmetrically provided with type avoidance grooves 51 corresponding to the unloading assembly 9, the unloading assembly 9 comprises a fixed plate 91, rotating rollers 92, a belt 93, a motor 94, a deflector rod 95 and a limiting plate 96, the fixed plate 91 is symmetrically arranged at the left and right ends of the upper surface of the lower template 2, the upper ends of the fixed plate 91 are rotationally connected with the rotating rollers 92, two longitudinally corresponding rotating rollers 92 are in transmission connection through the belt 93, the two fixed plates 91 at the front side are oppositely and reversely provided with the motor 94 from the outer side, the output shaft of the motor 94 is fixedly connected with the rotating rollers 92 adjacent to the front side respectively, deflector rods 95 are uniformly arranged in the middle of the belt 93, the limiting plates 96 are symmetrically arranged at the left and right ends of the upper surface of the lower template 2, the deflector rods 95 are respectively matched with the limiting plates 96 at the same side, the lower surface of the upper template 5 is symmetrically provided with type avoidance grooves 51 corresponding to the fixing plate 91, the rotating roller 92, the belt 93, the motor 94, the deflector rod 95 and the limiting plate 96, the ejected workpiece is stirred outwards to separate the workpiece from the lower template 2, the deflector rod 95 comprises an I-shaped fixing plate 951, a rotating shaft 952, a deflector rod main body 953, a fixing cylinder 954 and a torsion spring 955, the I-shaped fixing plate 951 is uniformly arranged in the middle of the belt 93, the rotating shaft 952 is rotationally connected with the middle of the I-shaped fixing plate 951, one end of the rotating shaft 952 far away from the I-shaped fixing plate 951 is provided with a deflector rod main body 953, the side surface of the I-shaped fixing plate 951 far away from the belt 93 is provided with the fixing cylinder 954, the outer cambered surface of the rotating shaft 952 is rotationally connected with the inner part of the adjacent fixing cylinder 954 respectively, the outer cambered surface of the rotating shaft 952 is sleeved with the torsion spring 955 respectively, one end of the torsion spring 955 is fixedly connected with the outer cambered surface of the adjacent rotating shaft 952 respectively, the other end of the torsion spring 955 is fixedly connected with the inner wall of the adjacent fixing cylinder 954 respectively, the deflector rod main body 953 is respectively matched with the adjacent limiting plates 96, interference between the deflector rod main body 953 below and a workpiece is avoided, the motor 94 drives the front side rotary roller 92 to rotate, the rotary roller 92 drives the deflector rod main body 953 to rotate sequentially through the belt 93, the I-shaped fixing plate 951 and the rotating shaft 952, the deflector rod main body 953 above rotates backwards to push the workpiece backwards, the workpiece is separated from the lower template 2, the deflector rod main body 953 below is limited to rotate by the limiting plates 96 when moving forwards, contact with the workpiece is avoided, the torsion spring 955 is twisted at the moment, and the lower limiting plates 96 drive the deflector rod main body 953 below to reset to a transverse state under the torsion action of the torsion spring 955 when the deflector rod main body 953 below is separated from the front end of the limiting plates 96.

The working principle of the quick demolding mold provided by the utility model is as follows:

starting the electric push rod 6, pushing the upper template 5 by the push rod of the electric push rod 6 to move downwards, pushing the compression rod 85 downwards in the process of downwards moving the upper template 5 to the lower side, pushing the supporting plate 81 downwards in the process of downwards moving the compression rod 85, driving the material pushing cylinder 82 to downwards move to enable the material pushing cylinder 82 to downwards move to be flush with the inner bottom surface of the die cavity 201, simultaneously compressing the second spring 11 and the first spring 84, increasing the pressure detected by the pressure sensor 12, sending the detected pressure value to an external PLC controller by the pressure sensor 12, matching the upper template 5 with the lower template 2, injecting molten plastic into the die cavity 201 through the runner 10, injecting cooling water into the cooling channel 7 after injection is completed to cool and cool the die cavity 201, enabling a workpiece to be rapidly cooled and molded, driving the upper template 5 to upwards move through the electric push rod 6, in the moving process, the first spring 84 pushes up the supporting plate 81 to enable the supporting plate 81 to drive the ejection cylinder 82 to move upwards to eject the workpiece out of the die cavity 201, when the upper die plate 5 is separated from the top end of the pressing rod 85, the pressure value detected by the pressure sensor 12 suddenly decreases, the external PLC detects that the pressure value decreases to a set value and then controls the motor 94 to start, the motor 94 drives the front rotary roller 92 to rotate, the rotary roller 92 drives the deflector rod main body 953 to rotate sequentially through the belt 93, the I-shaped fixed plate 951 and the rotating shaft 952, the upper deflector rod main body 953 rotates backwards to push the workpiece backwards to separate the workpiece from the lower die plate 2, the lower deflector rod main body 953 rotates in a limiting mode by the limiting plate 96 in a limiting mode when moving forwards, so that contact with the workpiece is avoided, the torsion spring 955 is twisted at the moment, when the lower deflector rod main body 953 is separated from the front end of the limiting plate 96, the lower limit plate 96 drives the lower lever body 953 to return to the lateral state under the torsion force of the torsion spring 955.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims (5)

1. The utility model provides a quick drawing of patterns mould which characterized in that: comprises a base (1), an automatic material ejection assembly (8) and a discharging assembly (9);

base (1): the upper surface of the lower die plate is fixedly connected with a lower die plate (2), guide rods (3) are symmetrically arranged at four corners of the upper surface of the lower die plate (2), the top ends of the guide rods (3) are fixedly connected with the inside of a top plate (4), an electric push rod (6) is fixedly connected with the middle of the top plate (4), an upper die plate (5) is arranged at the lower end of the push rod of the electric push rod (6), four corners of the upper die plate (5) are respectively connected with the outer surface of the corresponding guide rods (3) in a sliding manner, the upper die plate (5) is matched with the lower die plate (2), a runner (10) is arranged in the upper die plate (5), a die cavity (201) is arranged on the upper surface of the lower die plate (2), a cooling channel (7) corresponding to the die cavity (201) is uniformly arranged in the lower die plate (2), and a cavity (202) is arranged in the lower end of the lower die plate (2).

Automatic liftout subassembly (8): the automatic material ejection assembly (8) is arranged on the inner bottom surface of the cavity (202), and extends to the inner bottom surface of the die cavity (201);

discharge assembly (9): the upper die plate is symmetrically arranged at the left end and the right end of the upper surface of the lower die plate (2), and type avoidance grooves (51) corresponding to the unloading assembly (9) are symmetrically arranged on the lower surface of the upper die plate (5).

2. The rapid demolding mold as claimed in claim 1, wherein: automatic liftout subassembly (8) include backup pad (81), liftout section of thick bamboo (82), guide post (83), first (84) of spring and depression bar (85), the upper surface symmetry of backup pad (81) is equipped with liftout section of thick bamboo (82), the intraductal wall sliding connection of sliding that corresponds the inside bottom surface that sets up with die cavity (201) respectively of the extrados of liftout section of thick bamboo (82), the equal sliding connection of inner wall of liftout section of thick bamboo (82) has guide post (83), guide post (83) pass through the inside through-hole that corresponds the setting of backup pad (81) respectively and all with the inside bottom surface fixed connection of cavity (202), first (84) of spring has all been cup jointed to the lower extreme extrados of guide post (83), first (84) of spring all are located between the inside bottom surface of cavity (202) and the lower surface of backup pad (81), the inside both ends about depression bar (85) symmetrical sliding connection in lower bolster (2), depression bar (85) all correspond with the upper surface of backup pad (81) and the lower surface vertical of cope match-plate pattern (5).

3. A rapid demolding mold as claimed in claim 2, wherein: still include spring two (11) and pressure sensor (12), pressure sensor (12) set up respectively in the round hole bottom surface that both ends set up about lower bolster (2) upper surface, and depression bar (85) pass the through-hole that pressure sensor (12) middle part set up respectively, spring two (11) cup joint respectively in the extrados of depression bar (85), the both ends of spring two (11) are located respectively between vertical corresponding pressure sensor (12) upper surface and the adjacent depression bar (85) roof lower surface.

4. The rapid demolding mold as claimed in claim 1, wherein: the utility model provides a discharging assembly (9) is including fixed plate (91), roller (92), belt (93), motor (94), driving lever (95) and limiting plate (96), both ends about the upper surface of lower bolster (2) are set up to fixed plate (91) symmetry, the upper end of fixed plate (91) all rotates and is connected with roller (92), all is connected through belt (93) transmission between two roller (92) that vertically correspond, and two fixed plates (91) of front side all are equipped with motor (94) from the lateral surface mutually, the output shaft of motor (94) respectively with the adjacent roller (92) fixed connection of front side, the middle part of belt (93) all evenly is equipped with driving lever (95), limiting plate (96) symmetry sets up in both ends about the upper surface of lower bolster (2), driving lever (95) respectively with limiting plate (96) of homonymy, the lower surface symmetry of upper bolster (5) is equipped with dodges groove (3851) that correspond with fixed plate (91), roller (93), motor (94) and driving lever (62).

5. The rapid stripping die as claimed in claim 4, wherein: the utility model provides a driving lever (95) is including I shape fixed plate (951), pivot (952), driving lever main part (953), fixed section of thick bamboo (954) and torsional spring (955), I shape fixed plate (951) evenly sets up in the middle part of belt (93), all rotate in the middle part of I shape fixed plate (951) and be connected with pivot (952), the one end that I shape fixed plate (951) was kept away from to pivot (952) all is equipped with driving lever main part (953), the side that I shape fixed plate (951) kept away from belt (93) all is equipped with fixed section of thick bamboo (954), the extrados of pivot (952) is connected with adjacent fixed section of thick bamboo (954) inside rotation respectively, the extrados of pivot (952) has all cup jointed torsional spring (955), the one end of torsional spring (955) is connected with adjacent pivot (954) extrados fixed respectively, the other end of torsional spring (955) is connected with adjacent fixed section of thick bamboo (954) inner wall fixed respectively, driving lever main part (953) cooperate with adjacent limiting plate (96) respectively.