CN218111553U - Automatic mould for machine part of drawing of patterns - Google Patents

Abstract

The utility model discloses an automatic mould for machine parts of drawing of patterns, including fixed plate, movable mould board and liftout mechanism, the fixed plate: its upper surface middle part is equipped with the fixed die plate, and the inside of fixed die plate is equipped with the cooling bath, and the upper surface middle part of fixed die plate is equipped with the die cavity, and the die cavity is located the inside of cooling bath, and the lower surface of fixed plate is equipped with the install bin, and the upper end of install bin is open structure, movable mould board: all be equipped with the guide post in its lower surface four corners, the vertical sliding connection of guiding hole that the lower extreme of guide post corresponds with the vertical position of fixed die plate upper surface respectively, and the upper surface middle part of movable mould board is equipped with connecting piece, liftout mechanism: including roof, first transfer line and second transfer line, this automatic mechanical parts of drawing of patterns mould for can break away from the work piece after the shaping in the mould automatically, make more accuracy of cooling time, the very first time after the material drawing of patterns is to the inside spraying of mould, saves time, improves production efficiency.

Description

Automatic mould for machine part of drawing of patterns

Technical Field

The utility model relates to a production mould technical field specifically is an automatic mould for machine parts of drawing of patterns.

Background

The mechanical parts refer to various parts and accessories for replacement and maintenance of construction machinery, production equipment, transportation equipment and the like of enterprises, such as crankshafts, pistons, bearings and the like, the accessories are produced in a common injection molding mode, molten materials are injected into a mold, blanks of the accessories are supported after the materials are cooled in a mold cavity, and then the blanks are processed to manufacture finished products.

In the process of forming by using a mold, a workpiece needs to be taken out of the mold after forming, a common mode is manual demolding, and after a mold fixed module and a mold movable module are separated, a worker takes out the formed workpiece from the mold by using a clamping tool.

However, in the demolding process of some molds, the cooling time of a workpiece cannot be accurately judged, the cooling is easy to be unfinished, the demolding time is too long, and the demolding agent cannot be sprayed in the mold in time after the demolding is finished, so that the spraying time is long, and the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an automatic drawing of patterns mould for machine parts, make more accuracy of cooling time, reduce the time required to the work piece drawing of patterns, the very first time after the material drawing of patterns is to the inside spraying of mould, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a mould for automatic demoulding mechanical accessories comprises a fixed plate, a movable mould plate and a material ejecting mechanism;

fixing a plate: a fixed template is arranged in the middle of the upper surface of the fixed template, a cooling groove is formed in the fixed template, a mold cavity is formed in the middle of the upper surface of the fixed template and is positioned in the cooling groove, an installation box is arranged on the lower surface of the fixed plate, and the upper end of the installation box is of an opening structure;

moving the template: four corners of the lower surface of the fixed template are respectively provided with a guide post, the lower ends of the guide posts are respectively and vertically connected with a guide hole corresponding to the vertical position of the upper surface of the fixed template in a sliding manner, and the middle part of the upper surface of the movable template is provided with a connecting piece;

the material ejecting mechanism comprises: including the roof, first transfer line and second transfer line, the roof is placed respectively in the liftout inslot of the inside diapire of die cavity, the roof lower surface symmetry of front side is equipped with the second transfer line, the roof lower surface symmetry of rear side is equipped with first transfer line, the lower extreme of second transfer line and first transfer line passes the through-hole on the fixed die plate respectively and gos deep into the install bin inside, can break away from the work piece after the shaping in the mould automatically, make more accuracy of cool time, reduce the required time to the work piece drawing of patterns, the convenient spraying to the release agent, the very first time after the material drawing of patterns is to the inside spraying of mould, save time, and the production efficiency is improved.

Furthermore, the front surface of the fixed die plate is provided with a PLC (programmable logic controller), and the input end of the PLC is electrically connected with an external power supply to control the starting and stopping of the whole device.

Further, liftout mechanism still includes electric putter, driving plate and spring, electric putter sets up in the inside diapire front end of install bin, electric putter's flexible end top pass round hole on the fixed die plate and with the roof lower surface middle part fixed connection of front side, the driving plate sets up respectively in the outer cambered surface lower extreme of first transfer line, the slide opening of driving plate front end respectively with adjacent second transfer line outer cambered surface middle part sliding connection, the outer cambered surface lower extreme of second transfer line is located to the spring cover respectively, the upper end of spring respectively with the lower fixed connection of driving plate, the lower extreme of spring respectively with the outer cambered surface bottom fixed connection of second transfer line, electric putter's input electricity is connected in the output of PLC controller, make things convenient for the drawing of patterns of work piece.

Further, still include spraying mechanism, spraying mechanism includes shower nozzle and spread groove, the spread groove sets up respectively in the inside of roof, all is equipped with the shower nozzle in the mounting hole that the horizontal array of inner wall set up around the spread groove, and the upper end of first transfer line and second transfer line all is linked together with adjacent spread groove is inside, makes things convenient for the spraying of release agent.

Further, spraying mechanism still includes elastic hose and high-pressure transfer pump, the high-pressure transfer pump sets up in the inside diapire rear end of install bin, all is linked together through elastic hose between first transfer line and the liquid outlet of second transfer line lower extreme opening and high-pressure transfer pump, and the input electricity of high-pressure transfer pump is connected in the output of PLC controller, provides power for the spraying of release agent.

Furthermore, an inclined plate is arranged at the upper end of the rear side face of the fixed die plate, so that the workpiece and the die can be conveniently separated.

Further, be equipped with thermodetector in the mounting hole at the inside diapire middle part of die cavity, thermodetector's upper end is equipped with sealed the pad, and sealed upper surface and the inside diapire of die cavity that fills up are located the coplanar, and thermodetector's output electricity is connected in the input of PLC controller, detects the temperature at work piece middle part, makes cooling time more accurate.

Compared with the prior art, the beneficial effects of the utility model are that: this automatic mould for machine parts of drawing of patterns has following benefit:

1. the method comprises the steps of starting an external electric push rod, moving a movable template downwards until the lower surface of the movable template is in contact with the upper surface of a fixed template, pouring molten materials into a mold cavity through a feeding hole in the upper surface of the movable template, after the molten materials are poured into the mold cavity, guiding cooling water into a cooling tank to cool and mold the materials, detecting the temperature in the middle of the materials by a temperature detector, transmitting a detection result to a PLC (programmable logic controller), controlling the external electric push rod to reset through the PLC when the temperature in the middle of the materials reaches a certain value, moving the movable template upwards, starting the electric push rod, pushing a top plate to upwards by a telescopic end of the electric push rod, ejecting a molded workpiece out of the mold cavity by the top plate when the upper surface of a transmission plate is in contact with the fixed template, continuously moving the top plate on the front side upwards by a certain height, moving the front end of the workpiece upwards, enabling the workpiece to leave the mold from an inclined plate under the action of gravity of the workpiece, automatically separating the molded workpiece from the mold, enabling cooling time to be more accurate, reducing the time required for demolding of the workpiece, and improving the production efficiency.

2. The high-pressure infusion pump is started, the external release agent sequentially enters the first infusion tube or the second infusion tube through the elastic hose, then flows into the connecting groove, is sprayed to the inner wall of the mold cavity from the spray head, and then the electric push rod resets to drive the top plate to move downwards, so that the uniform release agent is sprayed on the inner wall of the mold cavity, the release agent is conveniently sprayed, the inside of the mold is sprayed at the first time after the material is demoulded, the time is saved, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the cooling tank of the present invention;

FIG. 3 is a schematic view of the internal structure of the mold cavity of the present invention;

fig. 4 is an enlarged schematic view of the a position of the present invention.

In the figure: the device comprises a fixed plate 1, a fixed plate 2, a guide post 3, a die cavity 4, a movable plate 5, a connecting piece 6, a cooling groove 7, an ejection mechanism 8, a top plate 81, an electric push rod 82, a first infusion tube 83, a second infusion tube 84, a transmission plate 85, a spring 86, a spraying mechanism 9, a spray head 91, a connecting groove 92, an elastic hose 93, a high-pressure infusion pump 94, a PLC 10, an installation box 11, an inclined plate 12, a sealing gasket 13 and a temperature detector 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: a mould for mechanical parts with automatic demoulding comprises a fixed plate 1, a movable mould plate 5 and an ejection mechanism 8;

fixing a plate 1: the middle part of the upper surface of the fixed die plate 2 is provided with the fixed die plate 2, the inside of the fixed die plate 2 is provided with the cooling tank 7 to facilitate cooling of materials, the middle part of the upper surface of the fixed die plate 2 is provided with the die cavity 4, the die cavity 4 is positioned inside the cooling tank 7 to facilitate forming of the materials, the lower surface of the fixed plate 1 is provided with the installation box 11 to provide space for installation of the material ejecting mechanism 8, the upper end of the installation box 11 is of an open structure, the front surface of the fixed die plate 2 is provided with the PLC 10, the input end of the PLC 10 is electrically connected with an external power supply to control starting and stopping of the whole device, the upper end of the rear side surface of the fixed die plate 2 is provided with the inclined plate 12 to facilitate a formed workpiece to leave the die;

a movable template 5: four corners of the lower surface of the die cavity are provided with guide columns 3, the lower ends of the guide columns 3 are respectively in vertical sliding connection with guide holes corresponding to the vertical positions of the upper surface of a fixed die plate 2, guide support is provided for movement of a movable die plate 5, a connecting piece 6 is arranged in the middle of the upper surface of the movable die plate 5, the movable die plate 5 is conveniently connected with an external electric push rod, a temperature detector 14 is arranged in a mounting hole in the middle of the inner bottom wall of the die cavity 4, a sealing gasket 13 is arranged at the upper end of the temperature detector 14, the upper surface of the sealing gasket 13 and the inner bottom wall of the die cavity 4 are located in the same plane, the upper end of the temperature detector 14 is sealed, the output end of the temperature detector 14 is electrically connected with the input end of a PLC 10, the temperature of the middle of a workpiece is detected, and the cooling time is more accurate;

and (4) an ejection mechanism 8: the ejection mechanism 8 further comprises an electric push rod 82, a transmission plate 85 and a spring 86, the electric push rod 82 is arranged at the front end of the inner bottom wall of the installation box 11, the top of the telescopic end of the electric push rod 82 penetrates through a round hole in the fixed template 2 and is fixedly connected with the middle part of the lower surface of the top plate 81 at the front side, the transmission plate 85 is arranged at the lower end of the outer cambered surface of the first infusion tube 83, a slide hole at the front end of the transmission plate 85 is in sliding connection with the middle part of the outer cambered surface of the adjacent second infusion tube 84 respectively, the springs 86 are respectively sleeved at the lower ends of the outer cambered surfaces of the second infusion tubes 84, the upper ends of the springs 86 are respectively fixedly connected with the lower surfaces of the transmission plates 85, the lower ends of the springs 86 are respectively fixedly connected with the bottoms of the outer cambered surfaces of the second infusion tubes 84, the input ends of the electric push rods 82 are electrically connected with the output ends of the PLC controller 10, after the movable template 5 is reset, the electric push rods 82 are started through the PLC controller 10, the telescopic ends of the electric push rods 82 push the top plate 81 on the front side and the second infusion tubes 84 to move upwards, under the elastic force of the springs 86, the first infusion tubes 83 and the top plate 81 on the rear side are driven to move upwards through the transmission plates 85, when the upper surfaces of the transmission plates 85 are contacted with the fixed template 2, the top plate 81 ejects out the molded workpiece from the inside of the mold cavity 4, then the top plate 81 on the front side continues to move upwards by a certain height, the springs 86 contract, the front ends of the workpiece move upwards under the action of the self gravity of the workpiece, the workpiece is enabled to leave the die, the workpiece spraying mechanism 9 further comprises a spraying mechanism 9, the spraying mechanism 9 comprises a spray head 91 and a connecting groove 92, the connecting groove 92 is respectively arranged inside the top plate 81, the spray head 91 is arranged in a mounting hole formed in the transverse array of the front inner wall and the rear inner wall of the connecting groove 92, the upper ends of a first infusion tube 83 and a second infusion tube 84 are respectively communicated with the inside of the adjacent connecting groove 92, the spraying mechanism 9 further comprises an elastic hose 93 and a high-pressure infusion pump 94, the high-pressure infusion pump 94 is arranged at the rear end of the inner bottom wall of the mounting box 11, openings at the lower ends of the first infusion tube 83 and the second infusion tube 84 are respectively communicated with a liquid outlet of the high-pressure infusion pump 94 through the elastic hose 93, an input end of the high-pressure infusion pump 94 is electrically connected to an output end of the PLC 10, the high-pressure infusion pump 94 is started, an external demolding agent sequentially enters the first infusion tube 83 or the second infusion tube 84 through the elastic hose 93 and then flows into the connecting groove 92, the spraying head 91 and is sprayed to the inner wall of the die cavity 4, meanwhile, the electric push rod 82 resets to drive the top plate 81 to move down, and the uniform demolding of the die cavity 4 is facilitated.

The utility model provides a pair of automatic mould for machine parts of drawing of patterns's theory of operation as follows: the position of the whole device is fixed through a fixed plate 1, a movable template 5 is fixedly connected with the bottom of a telescopic end of an external electric push rod through a connecting piece 6, an input end of the external electric push rod is electrically connected with an output end of a PLC (programmable logic controller) 10, the external electric push rod is started, the movable template 5 is moved downwards under the guiding support of a guide post 3 until the lower surface of the movable template 5 is contacted with the upper surface of a fixed template 2, then molten materials are poured into a mold cavity 4 through a feeding hole in the upper surface of the movable template 5, after the pouring is finished, cooling water is introduced into a cooling tank 7 to cool and mold the materials, a temperature detector 14 can detect the temperature in the middle of the materials and transmit the detected result to the PLC 10, when the temperature in the middle of the materials reaches a certain value, the external electric push rod is controlled to reset through the PLC 10, the movable template 5 moves upwards, then the electric push rod 82 is started, the telescopic end of the electric push rod 82 pushes the front top plate 81 and the second infusion tube 84 to move upwards, under the action of the elastic force of the spring 86, the first infusion tube 83 and the rear top plate 81 are driven to move upwards through the transmission plate 85, when the upper surface of the transmission plate 85 is contacted with the fixed die plate 2, the molded workpiece is ejected out of the die cavity 4 by the top plate 81 at the moment, then the front top plate 81 continues to move upwards for a certain height, the spring 86 contracts, the front end of the workpiece moves upwards, the workpiece leaves the die from the inclined plate 12 under the action of the gravity of the workpiece, then the electric push rod 82 resets to enable the two top plates 81 to be positioned at the same height, the high-pressure infusion pump 94 is started, the external release agent enters the first infusion tube 83 or the second infusion tube 84 through the elastic hose 93 in sequence, then flows into the connecting groove 92, and enables the release agent to be sprayed out of the spray head 91 and sprayed to the inner wall of the die cavity 4, the electric push rod 82 is continuously reset to drive the top plate 81 to move downwards, and the mold release agent is uniformly sprayed on the inner wall of the mold cavity 4, so that the subsequent mold release of the workpiece is facilitated.

It should be noted that the PLC controller 10 disclosed in the above embodiments may be a TPC8-8TD PLC, the electric push rod 82, the high-pressure infusion pump 94 and the temperature detector 14 may be freely configured according to the actual application scenario, the electric push rod 82 may be an ANT-52 PLC, the high-pressure infusion pump 94 may be an LC-2060 high-pressure infusion pump, the temperature detector 14 may be an I MG-5449 temperature sensor, and the PLC controller 10 controls the electric push rod 82, the high-pressure infusion pump 94 and the temperature detector 14 to operate by a method commonly used in the prior art.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims (7)

1. The utility model provides an automatic mould for machine parts of drawing of patterns which characterized in that: comprises a fixed plate (1), a movable template (5) and a material ejecting mechanism (8);

fixing plate (1): a fixed template (2) is arranged in the middle of the upper surface of the fixed template (2), a cooling groove (7) is formed in the fixed template (2), a mold cavity (4) is formed in the middle of the upper surface of the fixed template (2), the mold cavity (4) is located in the cooling groove (7), an installation box (11) is arranged on the lower surface of the fixed plate (1), and the upper end of the installation box (11) is of an open structure;

moving die plate (5): four corners of the lower surface of the fixed template are respectively provided with a guide post (3), the lower ends of the guide posts (3) are respectively and vertically connected with a guide hole corresponding to the vertical position of the upper surface of the fixed template (2) in a sliding manner, and the middle part of the upper surface of the movable template (5) is provided with a connecting piece (6);

liftout mechanism (8): including roof (81), first transfer line (83) and second transfer line (84), roof (81) are placed respectively in the liftout inslot of the inside diapire of die cavity (4), and the symmetry is equipped with second transfer line (84) under roof (81) of front side, and the symmetry is equipped with first transfer line (83) under roof (81) of rear side, and the lower extreme of second transfer line (84) and first transfer line (83) passes the through-hole on fixed die plate (2) respectively and goes deep into install bin (11) inside.

2. The mold for automatic release of mechanical parts according to claim 1, wherein: the front surface of fixed die plate (2) is equipped with PLC controller (10), and the input electricity of PLC controller (10) is connected in external power source.

3. The mold for automatic release of mechanical parts according to claim 2, wherein: the ejection mechanism (8) further comprises an electric push rod (82), a transmission plate (85) and a spring (86), the electric push rod (82) is arranged at the front end of the inner bottom wall of the installation box (11), the top of the telescopic end of the electric push rod (82) penetrates through a round hole in the fixed template (2) and is fixedly connected with the middle of the lower surface of the top plate (81) on the front side, the transmission plate (85) is arranged at the lower end of the outer arc surface of the first infusion tube (83) respectively, a sliding hole in the front end of the transmission plate (85) is connected with the middle of the outer arc surface of the adjacent second infusion tube (84) in a sliding mode respectively, the spring (86) is sleeved at the lower end of the outer arc surface of the second infusion tube (84) respectively, the upper end of the spring (86) is fixedly connected with the lower surface of the transmission plate (85) respectively, the lower end of the spring (86) is fixedly connected with the bottom of the outer arc surface of the second infusion tube (84) respectively, and the input end of the electric push rod (82) is electrically connected with the output end of the PLC (10).

4. The mold for automatic release of mechanical parts according to claim 2, wherein: still include spraying mechanism (9), spraying mechanism (9) are including shower nozzle (91) and spread groove (92), spread groove (92) set up respectively in the inside of roof (81), all are equipped with shower nozzle (91) in the mounting hole that the horizontal array of inner wall set up around spread groove (92), and the upper end of first transfer line (83) and second transfer line (84) all is linked together with adjacent spread groove (92) is inside.

5. The mold for automatic release of mechanical parts according to claim 4, wherein: spraying mechanism (9) still include elastic hose (93) and high-pressure transfer pump (94), high-pressure transfer pump (94) set up in the inside diapire rear end of install bin (11), all are linked together through elastic hose (93) between first transfer line (83) and second transfer line (84) lower extreme opening and the liquid outlet of high-pressure transfer pump (94), and the input electricity of high-pressure transfer pump (94) is connected in the output of PLC controller (10).

6. The mold for automatic release of mechanical parts according to claim 1, wherein: an inclined plate (12) is arranged at the upper end of the rear side surface of the fixed die plate (2).

7. The mold for automatic release of mechanical parts according to claim 2, wherein: be equipped with thermodetector (14) in the mounting hole at the inside diapire middle part of die cavity (4), the upper end of thermodetector (14) is equipped with sealed the pad (13), and the upper surface that seals up pad (13) is located the coplanar with the inside diapire of die cavity (4), and the output electricity of thermodetector (14) connects in the input of PLC controller (10).

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