CN210820583U - Single-body embedded electro-permanent magnet fast mold changing system for injection molding machine - Google Patents

Abstract

A single-body embedded electro-permanent magnet rapid mold changing system for an injection molding machine comprises two adjacent mold walls, a plurality of tie bars, and a driving mechanism; wherein, the two mould walls are on line on the same axis, each tie column penetrates into the two mould walls and the driving mechanism respectively to connect the two mould walls and the driving mechanism, the driving mechanism drives one of the mould walls to move, the two mould walls are respectively provided with a corresponding action surface, and at least one action surface is embedded with a plurality of electromagnetic modules; after the electromagnetic module is electrified, a magnetizing loop is generated to enable the mould wall to generate permanent magnetic force, a mould can be quickly fixed on the mould wall, if the mould needs to be disassembled and replaced, and then the electromagnetic module is electrified to generate a demagnetizing loop, the magnetic force on the mould wall can be eliminated, the mould and the mould wall are good in combination and cannot be displaced, the finished product rate is good, and the magnetic force is uniformly distributed on the mould in a plane mode, so that any position of the mould does not need to bear the force fixed with the mould wall, the service life of the mould can be prolonged, and the effect of quickly disassembling and replacing the mould can be achieved.

Description

Single-body embedded electro-permanent magnet fast mold changing system for injection molding machine

[ technical field ] A method for producing a semiconductor device

The present invention relates to a single-body embedded permanent magnet rapid mold changing system of an injection molding machine, and more particularly to a mold having a plurality of electromagnetic modules embedded in the mold wall to generate magnetic force for firmly attracting neighboring molds, which has the advantages of good associativity, rapid mold changing speed, prolonged mold service life, and good precision of finished products.

[ background of the invention ]

A conventional patent, such as chinese patent publication No. CN109262966A, "an embedded permanent magnetic turntable for a multi-component injection molding machine", which generates magnetic force by energization to attract molds, includes a turntable for clamping an injection mold, and the turntable is divided into two mold zones, wherein a plurality of permanent magnets are embedded in an effective range of each mold zone, and the permanent magnets in different mold zones can be controlled independently.

However, the permanent magnet of the above-mentioned conventional chinese patent is embedded in the mold area of the turntable, so if molds with different specifications are used, the turntable capable of matching the molds must be used, and a lot of turntables suitable for different molds must be purchased by manufacturers, which greatly increases the cost.

Another conventional way to fix the mold of the injection molding machine is to form a through hole at each of the four corners of the mold, and to combine the mold with the mold wall of the injection molding machine, four bolts are inserted through the through holes and then locked to the mold wall.

However, the conventional method of fixing the mold is time-consuming and labor-consuming, and the fixing force is concentrated at four corners of the mold, so that the rigidity is poor, resulting in a reduction in the life of the mold. In addition, the conventional method of fixing the mold can only fix the mold to a specific mold wall, and thus the utility is poor.

[ Utility model ] content

The present invention provides a single embedded permanent magnet rapid mold changing system for an injection molding machine, which has a plurality of electromagnetic modules embedded in the mold wall of the injection molding machine, and can generate permanent magnetic force to adsorb the adjacent mold after the electromagnetic modules are powered on, and has the advantages of good associativity, high mold changing speed, long service life, good precision of the finished product, etc.

In order to achieve the above object, the utility model discloses an embedded quick die change system of electricity permanent magnetism of monomer contains two adjacent mould walls, complex root tielin post and a actuating mechanism, wherein, two mould wall positions are online at the same axle, and each tielin post penetrates respectively and connects the three in two mould walls and the actuating mechanism, and actuating mechanism drives one of them mould wall and removes, and two mould walls have a corresponding working face respectively, and an at least working face inlays and is equipped with a plurality of electromagnetic module, produces permanent magnetic force after this electromagnetic module circular telegram and inhales a mould with magnetism.

The single-body embedded type electro-permanent magnet rapid die change system of the injection molding machine is characterized in that a plurality of grooves are arranged on the action surface of the die wall, a screw hole is arranged in each groove, each electromagnetic module is provided with a through hole corresponding to the screw hole, and each electromagnetic module is arranged in the groove and then is locked with the groove after passing through the through hole by a screw.

The single-body embedded permanent magnet fast mold changing system of the injection molding machine comprises two molds arranged between the two mold walls, the two molds and the two mold walls are positioned on the same axis, the action surfaces of the mold walls are provided with a plurality of screw holes, the molds attached to the action surfaces are provided with a plurality of through holes, and a bolt penetrates through the through holes and is locked with the molds.

Based on the above, the permanent magnetic force is generated by electrifying the electromagnetic module, so that the mold can be quickly fixed on the mold wall, the mold is well combined with the mold wall and cannot be displaced, and the yield is good; in addition, the mould is connected with the mould wall by magnetic force, and the magnetic force is uniformly distributed on the mould in a plane, so that any part of the mould is not required to bear the force fixed with the mould wall particularly, and the service life of the mould can be prolonged; moreover, each electromagnetic module can be taken down respectively, if one of the electromagnetic modules is damaged, only the damaged electromagnetic module needs to be replaced without replacing the whole electromagnetic module, so that the expenditure cost can be reduced; in addition, the magnetic force is adopted for adsorption and fixation, so that the fixed position is not limited, and the interoperability of different molds is good.

The utility model discloses advantage and beneficial effect lie in:

1. after the electromagnetic module is electrified, a magnetizing loop is generated, so that the mold wall generates permanent magnetic force, the mold can be quickly fixed on the mold wall, the bonding performance is good, the mold cannot be displaced, and the yield is good.

2. If the mould needs to be disassembled and replaced, and the electromagnetic module is electrified to generate a demagnetization loop, the magnetic force on the mould wall can be eliminated, and the mould can be disassembled and replaced quickly.

3. The magnetic force is distributed evenly in a plane, so that any part of the die is not required to bear the force fixed with the die wall particularly, and the service life of the die can be prolonged.

4. If one of the electromagnetic modules is damaged, only the damaged electromagnetic module needs to be replaced without the need of overall replacement, so that the expenditure cost can be reduced.

5. Meanwhile, the magnetic adsorption mould and the traditional bolt fixing mould are arranged, so that a user can freely select the mode of fixing the mould.

6. The electromagnetic module is embedded in the mold wall, so that the range of the accommodating space of the two molds can not be reduced.

[ description of the drawings ]

Fig. 1 is a perspective view of an injection molding machine according to a first embodiment of the present invention.

Fig. 2 is an exploded perspective view of the mold and the injection molding machine according to the first embodiment of the present invention.

Fig. 3 is an exploded perspective view of the mold and the electromagnetic module according to the first embodiment of the present invention.

Fig. 4 is a schematic usage diagram (a) of the first embodiment of the present invention.

Fig. 5 is a schematic usage diagram (two) of the first embodiment of the present invention.

Fig. 6 is a perspective view of an injection molding machine according to a second embodiment of the present invention.

Fig. 7 is an exploded perspective view of a mold and an electromagnetic module according to a second embodiment of the present invention.

The symbols in the figures are as follows:

action surface 10 of mould wall 1 electromagnetic module 11 groove 12

Screw hole 13 through hole 14 screw 15 screw hole 16

Bolt 17 tie bar 2 driving mechanism 3 mould 4

Perforation 40

[ detailed description ] embodiments

The articles "a" and "an" as referred to in the detailed description and the claims may be broadly construed to mean "a" or "an" unless the article is specifically defined in the specification. Hereby is stated.

Please refer to fig. 1 and 2, the first embodiment of the present invention comprises two adjacent mold walls 1, a plurality of tie bars 2, and a driving mechanism 3, wherein two corresponding molds 4 are disposed between the two mold walls 1, the two molds 4 and the two mold walls 1 are disposed on the same axis, the tie bars 2 penetrate the two mold walls 1 and the driving mechanism 3 respectively to connect the two mold walls 1 and the driving mechanism 3, one of the mold walls 1 can be driven by the driving mechanism 3 to move, the other mold wall 1 is fixed, the two mold walls 1 respectively have a corresponding active surface 10, and a plurality of electromagnetic modules 11 are embedded in the active surface 10.

Referring to fig. 4 and 5, in the mold wall 1, a plurality of grooves 12 are formed on an active surface 10, a screw hole 13 is formed in each groove 12, each electromagnetic module 11 has a through hole 14 corresponding to the screw hole 13, and after each electromagnetic module 11 is disposed in the groove 12, a screw 15 passes through the through hole 14 and is locked with the groove 12, so as to lock the electromagnetic module 11 on the mold wall 1.

Referring to fig. 1, 4 and 5, after the two molds 4 are aligned and attached to the corresponding mold walls 1, respectively, the electromagnetic module 11 is energized to generate a magnetizing loop, so that the mold walls 1 generate a permanent magnetic force, thereby firmly attracting the adjacent molds 4 and fixing the molds 4 to the mold walls 1, thereby having the advantage of quickly fixing the molds 4, and then the driving mechanism 3 drives one of the mold walls 1 to move toward the other mold wall 1, so that the two molds 4 are attached to produce a product. When the user needs to replace the mold 4, the electromagnetic module 11 is powered on to generate a demagnetization loop, so that the magnetic force on the mold wall 1 can be eliminated, and the mold 4 can be replaced, thereby having the advantage of quick replacement of the mold 4.

On the bearing, after the electromagnetic module 11 is electrified, a magnetizing loop is generated, so that the mold wall 1 generates permanent magnetic force, the mold 4 can be quickly fixed on the mold wall 1, the mold 4 and the mold wall 1 are good in combination and cannot be displaced, and the yield of finished products is good; in addition, the mold 4 is connected with the mold wall 1 by magnetic force, and the magnetic force is uniformly distributed on the mold 4 in a plane, so that any position of the mold 4 is not required to bear the force fixed with the mold wall 1 particularly, and the service life of the mold 4 can be prolonged; moreover, each electromagnetic module 11 can be taken down respectively, if one of the electromagnetic modules 11 is damaged, only the damaged electromagnetic module 11 needs to be replaced without replacing the whole electromagnetic module, so that the expenditure cost can be reduced; in addition, the magnetic force is adopted for adsorption and fixation, so that the fixed position is not limited, and the interoperability of different molds 4 is good.

Referring to fig. 6 and 7, the second embodiment of the present invention is different from the first embodiment in that the action surface 10 of the mold wall 1 of the second embodiment has a plurality of screw holes 16, the mold 4 attached to each action surface 10 has a plurality of through holes 40, and a bolt 17 passes through the through hole 40 and then is locked to the screw holes 16 to lock the mold 4 to the mold wall 1.

Claims (3)

1. A single-body embedded electro-permanent-magnet rapid mold changing system of an injection molding machine comprises two adjacent mold walls, a plurality of tie bars, and a driving mechanism, and is characterized in that: the two mould walls are positioned on the same axis, each tie column penetrates through the two mould walls and the driving mechanism respectively to connect the two mould walls and the driving mechanism, the driving mechanism drives one of the mould walls to move, the two mould walls are respectively provided with a corresponding action surface, and at least one action surface is embedded with a plurality of electromagnetic modules.

2. The single-body embedded electro-permanent magnet rapid mold change system of an injection molding machine according to claim 1, wherein: the action surface of the mould wall is provided with a plurality of grooves, a screw hole is arranged in each groove, each electromagnetic module is provided with a through hole corresponding to the screw hole, and each electromagnetic module is arranged in the groove and then is locked with the groove after passing through the through hole by a screw.

3. The single-body embedded electro-permanent magnet rapid mold changing system of an injection molding machine according to claim 2, wherein: two dies are arranged between the two die walls, the two dies and the two die walls are positioned on the same axis, the action surfaces of the die walls are provided with a plurality of screw holes, the dies attached to the action surfaces are provided with a plurality of through holes, and a bolt penetrates through the through holes and then is locked with the dies.

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