CN209955187U - Injection mold capable of being rapidly disassembled - Google Patents

Abstract

The utility model discloses an injection mold that can tear down form fast, construct including bottom plate and tear down form mechanism, the top fixedly connected with mould foot of bottom plate, the top fixedly connected with extension board of mould foot, the top fixedly connected with fixed die plate of extension board, the top swing joint of fixed die plate has the movable mould board, the top fixedly connected with roof of movable mould board, the fixed intercommunication in top of roof has the material mouth. The utility model discloses a cooperation of preceding mold core and front mould backing plate, installation and dismantlement to preceding mold core when having made things convenient for the use, the maintenance efficiency of preceding mold core has been improved, cooperation through back template and back mould backing plate, installation and dismantlement to the back template when having made things convenient for the use, the maintenance efficiency of back template has been improved, cooperation through last roof and thimble, the drawing of patterns operation of the product after having made things convenient for injection moulding, through the cooperation of mould foot with the push pedal, sufficient space is provided for the motion of push pedal, thereby the motion of thimble board has been made things convenient for down.

Description

An injection mold that can be dismantled quickly

technical field

The utility model relates to the technical field of moulds, in particular to an injection mould which can be quickly demolded.

Background technique

Injection mold is a tool for producing plastic products, and it is also a tool for giving plastic products complete structure and precise dimensions. Injection molding is a processing method used in the mass production of some complex-shaped parts. Specifically, it refers to the high pressure injection of the heated and melted plastic into the cavity of the injection molding machine. After cooling and solidification, a molded product is obtained. The injection mold will be damaged during the injection molding production process. After the mold is removed, it is repaired, which leads to complicated repair procedures, low maintenance efficiency, high cost, and poor interchangeability of the front mold core and the rear template during maintenance.

Utility model content

The purpose of the present utility model is to provide an injection mold that can be dismantled quickly, which has the advantages of quick, easy maintenance, and good interchangeability, and solves the problem that the existing injection mold has complicated disassembly procedures during maintenance, and the maintenance is not easy enough. The problem of poor suitability of the core and the back template.

In order to achieve the above purpose, the present invention provides the following technical solutions: an injection mold that can be quickly dismantled, comprising a base plate and a mould dismantling mechanism, the top of the base plate is fixedly connected with a die foot, and the top of the die foot is fixedly connected with a A support plate, a fixed template is fixedly connected to the top of the support plate, a movable template is movably connected to the top of the fixed template, a top plate is fixedly connected to the top of the movable template, and a feed nozzle is fixedly connected to the top of the top plate.

Preferably, the mold dismantling mechanism includes a front mold core, a rear mold pad, a slider, a lower ejector plate and a rear template, the front mold pad is fixedly connected in the middle of the bottom of the top plate, and the top of the front mold core is connected to the The bottom of the front die pad is fixedly connected, the bottom of the front die core is fixedly connected with front die bolts, and one end of the front die bolts sequentially penetrates the front die core and the front die pad and extends to the inner cavity of the top plate, the The surface of the front die pad is in contact with the inner surface of the movable die plate, and the left side of the top of the inner cavity of the fixed die plate is fixedly connected with a front die pressing block through bolts, and the right surface of the front die pressing block is connected to the front die. The left surfaces of the cores are in contact.

Preferably, the rear formwork pad is fixedly connected to the top of the support plate, the surface of the rear formwork pad is in contact with the inner surface of the fixed formwork, and the rear formwork is fixedly connected to the top of the rear formwork pad by means of bolts , the left side of the bottom of the inner cavity of the movable template is fixedly connected with the rear mold pressing block through three bolts, the top of the slider is in contact with the bottom of the movable template and the front mold pressing block, and the bottom of the slider is in contact with the bottom of the front mold pressing block. The fixed template is in contact with the top of the rear mold pressing block, the slider is provided with two groups, the top of the rear template is fixedly connected with a rear mold bolt, and one end of the rear mold bolt penetrates the rear template and the rear mold pad. and extends to the inner cavity of the top plate.

Preferably, the lower ejector plate is fixedly connected at the middle position of the top of the push plate, the left and right sides of the lower ejector plate are movably connected with ejector pins through the chute, and one side of the ejector pins is in contact with the push plate, The top of the lower thimble plate is fixedly connected with the upper top plate, the top of the upper top plate extends to the inner cavity of the support plate, the middle position of the top of the upper top plate is fixedly connected with a thimble, and one end of the thimble penetrates the back mold plate and extends to the inner cavity of the rear template.

Preferably, one end of the material nozzle penetrates through the top plate, the fixed platen and the front mold backing plate and extends to the inner cavity of the front mold core, and a spring one is movably connected to the top of the push plate.

Preferably, a second spring is arranged between the upper top plate and the rear die pad, and one end of the ejector pin extends to the outside of the push plate and is provided with a connecting head.

Compared with the prior art, the beneficial effects of the present utility model are as follows:

1. The utility model facilitates the installation and disassembly of the front mold core during use through the cooperation of the front mold core and the front mold backing plate, and improves the maintenance efficiency of the front mold core. It facilitates the installation and disassembly of the rear template during use, and improves the maintenance efficiency of the rear template. Through the cooperation of the upper top plate and the ejector pin, the demoulding operation of the injection-molded product is convenient. The movement of the push plate provides enough space to facilitate the movement of the lower thimble plate. Through the cooperation of the material nozzle and the top plate, it is convenient for the raw material to be injected into the front mold core for molding during injection molding, and the use efficiency is improved.

2. The utility model increases the ease of disassembly and assembly of the front die core by setting the front die pad, and facilitates the installation and disassembly of the front die core and the front die pad by setting the front die bolts, thereby simplifying the maintenance work. By setting the front die pressing block, the pressing effect of the front die core is increased, thereby increasing the interchangeability of the front die core, so that the front die cores of various products can share a set of die bases. , which facilitates the installation and disassembly of the back formwork. By setting the back formwork bolts, the installation and disassembly of the back formwork and the back formwork backing plate are convenient, and the maintenance of the back formwork is further simplified. The tightening effect of the machine increases the interchangeability of the rear template, so that the rear templates of a variety of products can share a set of mold bases. By setting the slider, the stability effect of the front mold core and the rear mold plate during use is increased.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the top view of the partial structure of the utility model;

FIG. 3 is a left partial cross-sectional view of the structure of the utility model.

In the picture: 1 bottom plate, 2 die feet, 3 support plates, 4 push plates, 5 fixed platens, 6 moving plates, 7 top plates, 8 feed nozzles, 9 mould removal mechanisms, 10 front mould backing plates, 11 front mould cores, 12 Rear die plate, 13 back die pad, 14 upper top plate, 15 lower thimble plate, 16 thimble pin, 17 thimble, 18 rear die pressing block, 19 front die pressing block, 20 sliding block, 21 front die bolt, 22 rear die Die bolts.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the utility model, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end" and "the other end" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, with a specific orientation. Therefore, it should not be construed as a limitation on the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc., should be understood in a broad sense, for example, "connected" may be a fixed connection It can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Please refer to Figure 1-3, an injection mold that can be quickly demolded, including a base plate 1 and a demolding mechanism 9, the top of the base plate 1 is fixedly connected with a die 2, the top of the die 2 is fixedly connected with a support plate 3, the support A fixed template 5 is fixedly connected to the top of the plate 3, a movable template 6 is movably connected to the top of the fixed template 5, a top plate 7 is fixedly connected to the top of the movable template 6, and a material nozzle 8 is fixedly connected to the top of the top plate 7;

The dismantling mechanism 9 includes the front mold core 11, the rear mold pad 13, the slider 20, the lower ejector plate 15 and the rear template 12. The front mold pad 10 is fixedly connected to the middle position of the bottom of the top plate 7, and the top of the front mold core 11 is connected to the front mold pad 10. The bottom of the front die pad 10 is fixedly connected, the bottom of the front die core 11 is fixedly connected with a front die bolt 21, and one end of the front die bolt 21 penetrates the front die core 11 and the front die pad 10 in turn and extends to the inner cavity of the top plate 7 , the surface of the front die backing plate 10 is in contact with the inner surface of the movable die plate 6, and the left side of the top of the inner cavity of the fixed die plate 5 is fixedly connected with a front die squeeze block 19 through a bolt, and the right surface of the front die squeeze block 19 is connected to the The left surface of the front mold core 11 is in contact with each other. By arranging the front mold backing plate 10, the ease of disassembly and assembly of the front mold core 11 is increased. Installation and disassembly, thus simplifying the maintenance work. By setting the front die pressing block 19, the pressing effect of the front die core 11 is increased, thereby increasing the interchangeability of the front die core 11, making the front die cores of various products. 11 A set of mold bases can be shared;

The rear mold plate 13 is fixedly connected to the top of the support plate 3, the surface of the rear mold plate 13 is in contact with the inner surface of the fixed plate 5, the rear plate 12 is fixedly connected to the top of the rear mold plate 13 by bolts, and the movable plate 6. The left side of the bottom of the inner cavity is fixedly connected with the rear die pressing block 18 through three bolts, the top of the slider 20 is in contact with the movable template 6 and the bottom of the front die pressing block 19, and the bottom of the sliding block 20 is in contact with the fixed template 5. In contact with the top of the rear mold pressing block 18, the slider 20 is provided with two groups, the top of the rear mold plate 12 is fixedly connected with a rear mold bolt 22, and one end of the rear mold bolt 22 penetrates the rear mold plate 12 and the rear mold backing plate 13 and Extending to the inner cavity of the top plate 7, the installation and disassembly of the rear formwork 12 is facilitated by setting the rear formwork pad 13, and the installation and disassembly of the rear formwork 12 and the rear formwork pad 13 are facilitated by setting the rear die bolts 22, and further The maintenance of the rear mold is simplified. By setting the rear mold pressing block 18, the tightening effect of the rear mold plate 12 is increased, thereby increasing the interchangeability of the rear mold plate 12, so that the rear mold plate 12 of a variety of products can share a set of mold bases. ;

The lower thimble plate 15 is fixedly connected to the middle position of the top of the push plate 4, and the left and right sides of the lower thimble plate 15 are movably connected with the thimble pins 16 through the chute. The top of 15 is fixedly connected with the upper top plate 14, the top of the upper top plate 14 extends to the inner cavity of the support plate 3, the middle position of the top of the upper top plate 14 is fixedly connected with the ejector pin 17, and one end of the ejector pin 17 penetrates the back mold pad 13 and extends to In the inner cavity of the rear template 12, by setting the ejector pin 16, the disassembly operation of the ejector pin 17, the upper top plate 14 and the lower ejector plate 15 is convenient, and the convenience is improved. By setting the slider 20, the front mold core 11 and the rear template are added 12. Stabilizing effect when in use;

One end of the material nozzle 8 penetrates the top plate 7, the fixed plate 5 and the front mold backing plate 10 and extends to the inner cavity of the front mold core 11. The top of the push plate 4 is movably connected with a spring one, and the upper top plate 14 and the back mold backing plate 13 are connected. Two springs are arranged between them, and one end of the ejector pin 16 extends to the outside of the push plate 4 and is provided with a connecting head.

When in use, the raw material is first injected into the front mold core 11 through the material port for injection molding. After molding, the movable template 6 moves to open the mold, and the push plate 4 drives the lower ejector plate 15 and the upper ejector plate 14 to move, thereby realizing the upward movement of the ejector pin 17. When the product is ejected, when the mold is damaged, first open the movable platen 6, then disassemble the lower front mold squeeze block 19 and the rear mold squeeze block 18 respectively, then move the slider 20, and then disassemble the lower front mold respectively. The bolts 21 and the rear die bolts 22 disassemble the front die core 11 and the front die pad 10, the rear die plate 12 and the rear die pad 13 in sequence, and then replace the front die core 11 or the rear die plate 12 in turn, and then use them in sequence after replacement. The front die bolts 21 and the rear die bolts 22 will assemble the front die core 11 and the front die pad 10, the rear die plate 12 and the rear die pad 13 in sequence, and push the slider 20 to replace other types of front die cores 11 and 13. When the rear template 12 is used, it can still be replaced according to the above operation.

To sum up: the injection mold that can be quickly demolded is solved by the cooperation of the bottom plate 1 and the demolding mechanism 9, which solves the problem that the existing injection mold is complicated to disassemble during maintenance, maintenance is not easy enough, and the front mold core and the rear template are not easy. The problem of poor applicability.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a can fast tear injection mold of form removal, includes bottom plate (1) and form removal mechanism (9), its characterized in that: the top fixedly connected with mould foot (2) of bottom plate (1), the top fixedly connected with extension board (3) of mould foot (2), the top fixedly connected with fixed die plate (5) of extension board (3), the top swing joint of fixed die plate (5) has movable mould board (6), the top fixedly connected with roof (7) of movable mould board (6), the fixed intercommunication in top of roof (7) has material mouth (8).

2. The injection mold capable of being rapidly disassembled according to claim 1, wherein: the form removing mechanism (9) comprises a front mold core (11), a rear mold backing plate (13), a slide block (20), a lower ejector plate (15) and a rear mold plate (12), a front mould backing plate (10) is fixedly connected at the middle position of the bottom of the top plate (7), the top of the front mould core (11) is fixedly connected with the bottom of the front mould backing plate (10), the bottom of the front mold core (11) is fixedly connected with a front mold bolt (21), one end of the front mold bolt (21) sequentially penetrates through the front mold core (11) and the front mold backing plate (10) and extends to the inner cavity of the top plate (7), the surface of the front mould backing plate (10) is contacted with the inner surface of the movable mould plate (6), the left side of the top of the inner cavity of the fixed die plate (5) is fixedly connected with a front die compaction block (19) through a bolt I, the right surface of the front mold compaction block (19) is in contact with the left surface of the front mold core (11).

3. An injection mold capable of being rapidly disassembled according to claim 2, wherein: the rear mould backing plate (13) is fixedly connected to the top of the support plate (3), the surface of the rear mould backing plate (13) is contacted with the inner surface of the fixed mould plate (5), the rear template (12) is fixedly connected to the top of the rear template backing plate (13) through bolts, the left side of the bottom of the inner cavity of the movable template (6) is fixedly connected with a rear mold squeezing block (18) through a third bolt, the top of the slide block (20) is contacted with the movable mould plate (6) and the bottom of the front mould compaction block (19), the bottom of the slide block (20) is contacted with the top of the fixed die plate (5) and the rear die compaction block (18), two groups of sliding blocks (20) are arranged, the top of the rear template (12) is fixedly connected with rear template bolts (22), one end of the rear die bolt (22) penetrates through the rear die plate (12) and the rear die backing plate (13) and extends to the inner cavity of the top plate (7).

4. An injection mold capable of being rapidly disassembled according to claim 2, wherein: thimble board (15) fixed connection is in the intermediate position at push pedal (4) top down, the left and right sides of thimble board (15) all has thimble plug (16) through spout swing joint down, one side of thimble plug (16) contacts with push pedal (4), roof (14) are gone up to the top fixedly connected with of thimble board (15) down, the top of going up roof (14) extends to the inner chamber of extension board (3), the intermediate position fixedly connected with thimble (17) at last roof (14) top, the one end of thimble (17) runs through back template (13) and extends to the inner chamber of back template (12).

5. An injection mold capable of being rapidly disassembled according to claim 4, wherein: one end of the material nozzle (8) penetrates through the top plate (7), the fixed die plate (5) and the front die base plate (10) and extends to an inner cavity of the front die core (11), and the top of the push plate (4) is movably connected with a first spring.

6. An injection mold capable of being rapidly disassembled according to claim 4, wherein: a second spring is arranged between the upper top plate (14) and the rear die base plate (13), and one end of the ejector pin plug (16) extends to the outer part of the push plate (4) and is provided with a connector.

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