CN222946032U - High-performance engineering plastic forming die - Google Patents

Abstract

The utility model discloses a high-performance engineering plastic molding die, which belongs to the technical field of engineering plastic molding die. A high-performance engineering plastic molding die, comprising a lower template, and also comprising a limit plate, wherein the limit plate is located below the lower template, an upper template is arranged above the lower template, a punch is arranged inside the lower template, the punch is connected to the lower template, a second waterway is arranged inside the punch, a concave is arranged inside the upper template, a top plate is arranged above the upper template, the concave is connected to the upper template, and a first waterway is arranged inside the concave. In order to solve the problem that the plastic product after being formed in the mold is easy to fit on the metal surface and is easy to be damaged when manually taken out by personnel, cooling water is injected into the first waterway and the second waterway, thereby quickly reducing the temperature of the concave and the punch, so that the cooling surface of the plastic product becomes hard, and then the ejector pushes the plastic product out from the middle of the plastic product, thereby improving production efficiency.

Description

High-performance engineering plastic forming die

Technical Field

The utility model relates to the technical field of engineering plastic forming dies, in particular to a high-performance engineering plastic forming die.

Background

The material mould is matched with a plastic forming machine in the plastic processing industry, gives the plastic products a tool with complete configuration and accurate size, has various structures due to various plastic varieties and processing methods, has various types and structures, is a combined plastic mould for compression molding, extrusion molding, injection molding, blow molding and low foaming molding, the die mainly comprises a die with a variable cavity, which consists of a die combination substrate, a die assembly and a die combination clamping plate, and a die with a variable core, which consists of a die combination substrate, a die assembly, a die combination clamping plate, a die cavity cutting assembly and a side cutting combination plate, wherein the die is in coordinated change with a die male and female and auxiliary forming system, and can process series plastic parts with different shapes and sizes.

After plastic is molded in a mold, a worker is generally required to start equipment to separate a female mold from a male mold, then the molded product is taken out, the molded plastic product in the mold is easy to attach to the surface of metal, and the plastic product is easy to damage when taken out manually, so that the existing requirement is not met, and the high-performance engineering plastic molding mold is provided.

Disclosure of utility model

The utility model aims to provide a high-performance engineering plastic forming die, which is characterized in that a first waterway and a second waterway are respectively arranged in a female die and a male die, after a plastic product is formed in the die, cooling water is injected into the first waterway and the second waterway, so that the temperature of the female die and the male die is quickly reduced, the cooling surface of the plastic product is hardened, then a plurality of ejector rods eject the plastic product, upward force is simultaneously applied to the plastic product by the ejector rods, the stress of the plastic product is uniform, the damage condition when the plastic product is taken out is reduced, and the problems in the prior art can be solved.

The high-performance engineering plastic forming die comprises a lower die plate and a limiting plate, wherein the limiting plate is located below the lower die plate, an upper die plate is arranged above the lower die plate, a male die is arranged inside the lower die plate and connected with the lower die plate, a second waterway is arranged inside the male die, a female die is arranged inside the upper die plate, a top plate is arranged above the upper die plate and connected with the upper die plate, a first waterway is arranged inside the female die, a push rod and a limiting column are arranged on the side face of the limiting plate, a bottom plate is arranged below the limiting plate, and a support is arranged between the bottom plate and the lower die plate.

Preferably, a pouring gate is arranged above the top plate, a fixed plate is arranged below the top plate, and a runner is arranged below the pouring gate.

And the guide blocks at the two ends of the first waterway and the second waterway are connected with the upper template, and the guide blocks at the two ends of the second waterway are connected with the lower template.

Preferably, a hole groove and a through groove are formed below the lower die plate, the upper end of the ejector rod is located in the through groove, and the upper end of the limiting column penetrates through the hole groove and extends upwards to the side face of the male die.

The lower end of the ejector rod is connected with a limiting plate, a spring is arranged outside the limiting column, and the spring is positioned between the lower die plate and the limiting plate.

Preferably, the both sides of limiting plate are provided with L template respectively, are provided with the telescopic link below the L template, and the lower extreme and the bottom plate of telescopic link are connected.

The inside of the support is provided with a guide pillar, and the upper end of the guide pillar extends upwards to sequentially penetrate through the lower die plate, the upper die plate, the fixing plate and the top plate.

The first waterway and the second waterway have the same structure, the first waterway passes through the upper die plate to the inside of the female die, and the second waterway passes through the lower die plate to the inside of the male die.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, the first waterway and the second waterway are respectively arranged in the female die and the male die, and after the plastic product is molded in the die, cooling water is injected into the first waterway and the second waterway, so that the temperatures of the female die and the male die are rapidly reduced, the cooling surfaces of the plastic product are hardened, and then the ejector rod ejects the plastic product from the middle part of the plastic product.

2. According to the utility model, the telescopic rods are arranged on the two sides of the limiting plate, and push the limiting plate to move upwards, so that the spring is compressed, the limiting plate can move stably, the limiting plate drives the ejector rods to move upwards, and the ejector rods apply uniform thrust to the plastic product, so that the plastic product can be in a horizontal state all the time, and deformation caused by collision of the plastic product and the die is avoided.

Drawings

FIG. 1 is an overall front view of the present utility model;

FIG. 2 is an overall cross-sectional view of the present utility model;

FIG. 3 is a schematic view of a partial structure of a lower die plate according to the present utility model;

fig. 4 is a schematic view of a partial structure of a limiting plate according to the present utility model.

Fig. 5 is a schematic view of a partial structure of a first waterway according to the present utility model.

The drawing shows that 1, an upper template, 101, a female die, 102, a first waterway, 2, a lower template, 201, a male die, 202, a second waterway, 203, a hole slot, 204, a through slot, 3, a bottom plate, 4, a limiting plate, 401, a push rod, 402, a limiting column, 403, a spring, 404, an L-shaped plate, 405, a telescopic rod, 5, a gate, 501, a runner, 6, a top plate, 601, a fixed plate, 7, a support, 701, a guide pillar, 8 and a guide block.

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.

In order to solve the problem that a plastic product molded in a mold is easy to attach to a metal surface and easy to damage when a person takes out the plastic product manually, referring to fig. 1-5, in one embodiment of the utility model, a high-performance engineering plastic molding mold comprises a lower mold plate 2 and a limiting plate 4, wherein the limiting plate 4 is positioned below the lower mold plate 2, an upper mold plate 1 is arranged above the lower mold plate 2, a male mold 201 is arranged inside the lower mold plate 2, the male mold 201 is connected with the lower mold plate 2, a second waterway 202 is arranged inside the male mold 201, a female mold 101 is arranged inside the upper mold plate 1, a top plate 6 is arranged above the upper mold plate 1, the female mold 101 is connected with the upper mold plate 1, a first waterway 102 is arranged inside the female mold 101, a push rod 401 and a limiting column 402 are arranged on the side surface of the limiting plate 4, a bottom plate 3 is arranged below the limiting plate 4, a support 7 is arranged between the bottom plate 3 and the lower mold plate 2, a guide pillar 701 is arranged inside the support 7, and the upper end of the guide pillar extends upwards to sequentially penetrate through the lower mold plate 2, the upper mold plate 1, the fixing plate 601 and the top plate 6.

The top of roof 6 is provided with runner 5, the below of roof 6 is provided with fixed plate 601, the below of runner 5 is provided with runner 501, be provided with the shaping space between terrace die 201 and the die 101, the upper end and the runner 5 intercommunication of runner 501, the lower extreme and the shaping space intercommunication of runner 501, the both ends of first water route 102 and second water route 202 all are provided with guide block 8, guide block 8 at first water route 102 both ends is connected with cope match-plate pattern 1, guide block 8 at second water route 202 both ends is connected with lower bolster 2, first water route 102 is the same with the structure of second water route 202, first water route 102 passes the inside of cope match-plate pattern 1 to die 101, second water route 202 passes the inside of lower bolster 2 to terrace die 201.

After the plastic product is molded in the mold, cooling water is injected into the first waterway 102 and the second waterway 202, so that the temperature of the female die 101 and the male die 201 is reduced rapidly, the cooling surface of the plastic product is hardened, then the female die 101 and the male die 201 are separated by personnel control equipment, the plastic product is ejected from the middle of the plastic product by the ejector rod 401, and compared with the situation that a person takes out the plastic product from the edge, the situation that the plastic product is damaged when the plastic product is taken out is reduced, and the production efficiency is further improved.

The lower bolster 2 is provided with hole groove 203 and logical groove 204 below, the upper end of ejector pin 401 is located logical inslot 204, the upper end of spacing post 402 passes hole groove 203 and upwards extends to the side of terrace die 201, the lower extreme of ejector pin 401 is connected with limiting plate 4, the outside of spacing post 402 is provided with spring 403, spring 403 is located between lower bolster 2 and the limiting plate 4, the both sides of limiting plate 4 are provided with L template 404 respectively, be provided with telescopic link 405 below L template 404, the lower extreme and the bottom plate 3 of telescopic link 405 are connected.

Along with telescopic link 405 promotes limiting plate 4 to reciprocate, spring 403 is compressed gradually for limiting plate 4 can have a comparatively stable speed removal, and limiting plate 4 drives six at least ejector pins 401 simultaneously and upwards moves, and even thrust is applyed to the plastics product to many ejector pins 401 simultaneously, makes the plastics product can be in comparatively horizontal state all the time, has avoided plastics product and mould striking to appear the condition of deformation, has further improved the quality of plastics product.

The plastic product molding machine has the working principle that plastic firstly enters the inside of a mold through a gate 5, then enters between a female mold 101 and a male mold 201 along a runner 501, cooling water is injected into the inside of a first waterway 102 and a second waterway 202 after the plastic product is molded, so that the temperature of the female mold 101 and the male mold 201 is quickly reduced, the cooling surface of the plastic product is hardened, finally, personnel control equipment separates the female mold 101 from the male mold 2.01, a push rod 401 ejects the plastic product from the middle part of the plastic product, and compared with the situation that personnel take out the plastic product from the edge, the situation that damage occurs when the plastic product is taken out is reduced, and the production efficiency is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and principles of the present utility model.

Claims (8)

1. The high-performance engineering plastic forming die comprises a lower die plate (2) and is characterized by further comprising a limiting plate (4), wherein the limiting plate (4) is located below the lower die plate (2), an upper die plate (1) is arranged above the lower die plate (2), a male die (201) is arranged inside the lower die plate (2), the male die (201) is connected with the lower die plate (2), a second waterway (202) is arranged inside the male die (201), a female die (101) is arranged inside the upper die plate (1), a top plate (6) is arranged above the upper die plate (1), the female die (101) is connected with the upper die plate (1), a first waterway (102) is arranged inside the female die (101), a push rod (401) and a limiting column (402) are arranged on the side face of the limiting plate (4), a bottom plate (3) is arranged below the limiting plate (4), and a support (7) is arranged between the bottom plate (3) and the lower die plate (2).

2. The high-performance engineering plastic forming die according to claim 1, wherein a gate (5) is arranged above the top plate (6), a fixed plate (601) is arranged below the top plate (6), a runner (501) is arranged below the gate (5), a forming space is arranged between the male die (201) and the female die (101), the upper end of the runner (501) is communicated with the gate (5), and the lower end of the runner (501) is communicated with the forming space.

3. The high-performance engineering plastic forming die of claim 1, wherein guide blocks (8) are arranged at two ends of the first waterway (102) and the second waterway (202), the guide blocks (8) at two ends of the first waterway (102) are connected with the upper die plate (1), and the guide blocks (8) at two ends of the second waterway (202) are connected with the lower die plate (2).

4. The high-performance engineering plastic forming die as claimed in claim 1, wherein the lower surface of the lower die plate (2) is provided with a hole groove (203) and a through groove (204), the upper end of the ejector rod (401) is positioned in the through groove (204), and the upper end of the limit post (402) penetrates through the hole groove (203) and extends upwards to the side surface of the male die (201).

5. The high-performance engineering plastic forming die as claimed in claim 1, wherein the lower end of the ejector rod (401) is connected with the limiting plate (4), a spring (403) is arranged outside the limiting column (402), and the spring (403) is located between the lower die plate (2) and the limiting plate (4).

6. The high-performance engineering plastic forming die of claim 1, wherein L-shaped plates (404) are respectively arranged on two sides of the limiting plate (4), telescopic rods (405) are arranged below the L-shaped plates (404), and the lower ends of the telescopic rods (405) are connected with the bottom plate (3).

7. The high-performance engineering plastic forming die as claimed in claim 1, wherein the guide pillar (701) is arranged in the support (7), and the upper end of the guide pillar (701) extends upwards to sequentially pass through the lower die plate (2), the upper die plate (1), the fixing plate (601) and the top plate (6).

8. The high-performance engineering plastic forming die according to claim 1, wherein the first waterway (102) and the second waterway (202) have the same structure, the first waterway (102) passes through the upper die plate (1) to the inside of the female die (101), and the second waterway (202) passes through the lower die plate (2) to the inside of the male die (201).