CN214353943U - Injection mold with quick demoulding function - Google Patents

Abstract

The utility model discloses an injection mold with rapid demoulding function, which comprises an upper base plate, a movable post and a lower base plate, wherein a mandril is movably arranged at the middle position of the upper base plate, a movable post is movably arranged below the mandril, a spring fixing post is fixedly arranged below the left end of the movable post, a spring is movably arranged on the spring fixing post, a thimble is fixedly arranged on the right side of the spring, a material pulling rod is fixedly arranged on the right side of the thimble, two groups of exhaust fans are arranged on two sides of the existing cavity, when a finished product is cooled, the exhaust fan can exhaust air rapidly, thereby accelerating the cooling time of the finished product, being beneficial to rapid qualification of the finished product and improving the quality of the finished product, an automatic mandril is arranged on the transmission injection mold, when the finished product is demoulded, the finished product can be dismounted rapidly through the thimble, so that the demoulding speed of the injection mold is improved, thereby achieving the purpose of quick demoulding.

Description

Injection mold with quick demoulding function

Technical Field

The utility model belongs to the technical field of injection mold, concretely relates to injection mold with quick drawing of patterns function.

Background

The injection mold is a molding method of injection and molding, the operation of injection molding can be automated, and the injection mold is suitable for the molding processing field of production and products with complex shapes, and the like.

But there is high temperature and microthermal interact in current injection mold's the die cavity for the air mobility variation in the die cavity, and only rely on the air discharge duct to exhaust moreover, lack necessary exhaust apparatus, be unfavorable for the quick circulation of air, thereby influence off-the-shelf rapid prototyping, all drive the ejector pin drawing of patterns through manual promotion ejector pin during traditional injection mold drawing of patterns, not only can influence the speed of drawing of patterns, but also the off-the-shelf quality of greatly reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold with quick drawing of patterns function, there is high temperature and microthermal influence each other in the die cavity that proposes current injection mold in solving above-mentioned background art, make the mobility variation of air in the die cavity, and only rely on the air discharge duct to exhaust, lack necessary exhaust apparatus, be unfavorable for the rapid circulation of air, thereby influence off-the-shelf rapid prototyping, all drive the thimble drawing of patterns through manual promotion ejector pin during traditional injection mold drawing of patterns, not only can influence the speed of drawing of patterns, but also the problem of the off-the-shelf quality of greatly reduced.

In order to achieve the above object, the utility model provides a following technical scheme: an injection mold with a rapid demolding function comprises an upper base plate, a movable column and a lower base plate, wherein an ejector rod is movably mounted at the middle position of the upper base plate, the movable column is movably mounted below the ejector rod, a spring fixing column is fixedly mounted below the left end of the movable column, a spring is movably mounted on the spring fixing column, an ejector pin is fixedly mounted on the right side of the spring, a material pulling rod is fixedly mounted on the right side of the ejector pin, a material pulling rod head is fixedly mounted at the bottom end of the material pulling rod, a movable mold plate is fixedly mounted above the right side of the material pulling rod head, a first switch is fixedly mounted above the right side of the movable mold plate, a fixed mold plate is fixedly mounted below the movable mold plate, a cooling liquid pipe is fixedly mounted inside the fixed mold plate, a mold cavity is fixedly mounted on the left side of the cooling liquid pipe, and the lower base plate is fixedly mounted below the mold cavity, the inside fixed mounting of lower plate has the motor, the right side fixed mounting of lower plate has the second switch, the inside fixed mounting of fixed die plate has the air discharge fan, the left side fixed mounting of air discharge fan has the blast pipe, draw and seted up the through-hole on the material pole head.

Preferably, the ejector pins are arranged in two groups, the two groups of ejector pins are correspondingly arranged on the left side and the right side of the material pulling rod respectively, and the ejector pins are fixedly connected with the movable columns in a welding mode.

Preferably, the springs are arranged in two groups, the two groups of springs are respectively and correspondingly arranged below the left end and the right end of the movable column, and the springs are fixedly connected with the movable column in a welding mode.

Preferably, the exhaust fan is provided with two sets of, two sets of exhaust fans correspond the left and right sides of installing in the inside of fixed die plate respectively, welded fastening is connected between exhaust fan and the fixed die plate.

Preferably, the through holes are provided with a plurality of groups, the through holes are uniformly distributed on the material pulling rod head, the through holes and the material pulling rod head are integrally formed, and the through holes are disc-shaped.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization is provided with two sets of air discharge fans in current die cavity both sides, in the finished product refrigerated, can exhaust fast through the air discharge fan to accelerate the refrigerated time of finished product, not only be favorable to the off-the-shelf fast qualitative, and finished product quality has been improved, set up automatic ejector pin on driven injection mold, when treating the finished product drawing of patterns, can lift the finished product off fast through the thimble, make the speed of injection mold drawing of patterns obtain improving, thereby a quick drawing of patterns purpose has been reachd.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the fixed die plate of the present invention;

FIG. 3 is a schematic view of the structure of the material pulling rod head of the present invention;

in the figure: 1-upper seat plate, 2-first switch, 3-movable column, 4-movable template, 5-fixed template, 6-second switch, 7-lower bottom plate, 8-cavity, 9-motor, 10-cooling liquid pipe, 11-material drawing rod head, 12-material drawing rod, 13-thimble, 14-spring, 15-spring fixed column, 16-ejector rod, 17-exhaust fan, 18-exhaust pipe and 19-through hole.

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. 1-3, the present invention provides an injection mold with a quick mold release function, which comprises: the movable type cooling device comprises an upper base plate 1, a movable column 3 and a lower base plate 7, wherein an ejector rod 16 is movably installed at the middle position of the upper base plate 1, the movable column 3 is movably installed below the ejector rod 16, a spring fixing column 15 is fixedly installed below the left end of the movable column 3, a spring 14 is movably installed on the spring fixing column 15, a thimble 13 is fixedly installed on the right side of the spring 14, a material pulling rod 12 is fixedly installed on the right side of the thimble 13, a material pulling rod head 11 is fixedly installed at the bottom end of the material pulling rod 12, a movable mould plate 4 is fixedly installed on the upper right side of the material pulling rod head 11, a first switch 2 is fixedly installed on the upper right side of the movable mould plate 4, a fixed mould plate 5 is fixedly installed below the movable mould plate 4, a cooling liquid pipe 10 is fixedly installed inside the fixed mould plate 5, a cavity 8 is fixedly installed on the left side of the cooling liquid pipe 10, the lower base plate 7 is fixedly installed below the cavity 8, and a motor 9 is fixedly installed inside the lower base plate 7, the second switch 6 is fixedly installed on the right side of the lower bottom plate 7, the exhaust fan 17 is fixedly installed inside the fixed die plate 5, the exhaust pipe 18 is fixedly installed on the left side of the exhaust fan 17, and the through hole 19 is formed in the material pulling rod head 11.

In order to stably connect the ejector pins 13 to the movable column 3 and to increase the demolding speed, in this embodiment, two sets of ejector pins 13 are preferably provided, the two sets of ejector pins 13 are respectively and correspondingly installed on the left and right sides of the material pulling rod 12, and the ejector pins 13 are fixedly connected to the movable column 3 by welding.

In order to enable the movable column 3 and the spring 14 to move up and down and facilitate quick demoulding of the thimble 13, and in order to enable the spring 14 and the movable column 3 to be stably connected, in the embodiment, two groups of springs 14 are preferably arranged, the two groups of springs 14 are respectively and correspondingly arranged below the left end and the right end of the movable column 3, and the spring 14 and the movable column 3 are fixedly connected by welding.

In order to make the air in the cavity 8 circulate fast and accelerate the forming speed of finished products, in order to make the connection between the exhaust fan 17 and the fixed die plate 5 stable, in this embodiment, the preferred exhaust fan 17 is provided with two sets, two sets of exhaust fans 17 are respectively and correspondingly installed on the left and right sides of the inside of the fixed die plate 5, and the exhaust fan 17 is fixedly connected with the fixed die plate 5 in a welding manner.

In order to stabilize the connection between the through hole 19 and the material pulling rod head 11 and accelerate the exhaust speed of the cavity 8 for the second time, in this embodiment, a plurality of groups of through holes 19 are preferably arranged on the through hole 19, the groups of through holes 19 are uniformly distributed on the material pulling rod head 11, the through hole 19 and the material pulling rod head 11 are integrally formed, and the through hole 19 is disc-shaped.

The utility model discloses a theory of operation and use flow: the utility model discloses after installing, connect external power source, pour external plastic into in the die cavity 8 earlier, pour into the coolant liquid through coolant liquid pipe 10 into, be in the closure state with movable mould board 4 and fixed die plate 5, thereby make and draw material lever head 11 to be in and exhaust in the mould, then open second switch 6 and make motor 9 normally work, it exhausts to drive air discharge fan 17 through the rotation of motor 9, make the gaseous fast circulation in the die cavity 8 come out, when the product shaping, make activity post 3 push down through pressing first switch 2, thereby separate the die sinking with thimble 13 with the finished product from the mould, take out the finished product at last.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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

Claims (5)

1. The utility model provides an injection mold with quick drawing of patterns function, includes upper plate (1), activity post (3) and lower plate (7), its characterized in that: an ejector rod (16) is movably mounted at the middle position of the upper base plate (1), a movable column (3) is movably mounted below the ejector rod (16), a spring fixing column (15) is fixedly mounted below the left end of the movable column (3), a spring (14) is movably mounted on the spring fixing column (15), a thimble (13) is fixedly mounted on the right side of the spring (14), a material pulling rod (12) is fixedly mounted on the right side of the thimble (13), a material pulling rod head (11) is fixedly mounted at the bottom end of the material pulling rod (12), a movable template (4) is fixedly mounted on the upper right of the material pulling rod head (11), a first switch (2) is fixedly mounted on the upper right of the movable template (4), a fixed template (5) is fixedly mounted below the movable template (4), and a cooling liquid pipe (10) is fixedly mounted inside the fixed template (5), the utility model discloses a cooling device, including coolant liquid pipe (10), die cavity (8) are installed to cooling liquid pipe (10) left side fixed mounting, the below fixed mounting of die cavity (8) has lower plate (7), the inside fixed mounting of lower plate (7) has motor (9), the right side fixed mounting of lower plate (7) has second switch (6), the inside fixed mounting of fixed die plate (5) has air discharge fan (17), the left side fixed mounting of air discharge fan (17) has blast pipe (18), draw and seted up through-hole (19) on material pole head (11).

2. The injection mold with the rapid demolding function as claimed in claim 1, wherein: the ejector pins (13) are arranged in two groups, the two groups of ejector pins (13) are correspondingly arranged on the left side and the right side of the material pulling rod (12) respectively, and the ejector pins (13) are fixedly connected with the movable columns (3) in a welding mode.

3. The injection mold with the rapid demolding function as claimed in claim 1, wherein: the spring (14) is provided with two sets, the two sets of springs (14) are respectively and correspondingly installed below the left end and the right end of the movable column (3), and the springs (14) are fixedly connected with the movable column (3) in a welding mode.

4. The injection mold with the rapid demolding function as claimed in claim 1, wherein: the exhaust fan (17) are provided with two sets of altogether, two sets of exhaust fan (17) correspond respectively and install the left and right sides in the inside of fixed die plate (5), welded fastening is connected between exhaust fan (17) and fixed die plate (5).

5. The injection mold with the rapid demolding function as claimed in claim 1, wherein: the through holes (19) are provided with a plurality of groups, the through holes (19) of the groups are uniformly distributed on the material pulling rod head (11), the through holes (19) and the material pulling rod head (11) are integrally formed, and the through holes (19) are disc-shaped.

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