CN218535475U

CN218535475U - Plastic forming die with improved injection port structure

Info

Publication number: CN218535475U
Application number: CN202222860723.1U
Authority: CN
Inventors: 兰孝诚; 陈登华
Original assignee: Fuzhou Xinbochuang Industry And Trade Co ltd
Current assignee: Fuzhou Xinbochuang Industry And Trade Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-02-28
Anticipated expiration: 2032-10-28

Abstract

The utility model relates to a plastic forming die technical field provides a plastic forming die with improve sprue structure, including last mould, feed port and bed die, the top of going up the mould is provided with the feed port, and the top of feed port is provided with improves the structure, and the bottom of going up the mould is provided with the bed die, and the both sides on bed die top are provided with location structure, and the inside of bed die is provided with the cooling bath, and one side of going up the mould is provided with cooling structure, and cooling structure includes water pump, water tank, conveyer pipe and back flow. The utility model discloses a be provided with cooling structure, this kind of plastic mold is at the in-process of making, because the plastic solution of moulding plastics is hot, when pouring into the mould shaping into, is difficult for quick cooling, leads to the plastic solution shaping slower, influences the speed of making, consequently through the use of water pump and water tank, can carry out a quick cooling to the inside plastic products of bed die to work efficiency has been improved.

Description

Plastic forming die with improved injection port structure

Technical Field

The utility model relates to a plastic forming die technical field, in particular to plastic forming die with improve sprue structure.

Background

The main component of the plastic is resin, the resin is a high molecular compound which is not mixed with various additives, many products in daily life are plastic products, in the process of manufacturing the plastic products, a plurality of parts are manually manufactured through plastic molds, and the plastic molds are tools which are matched with a plastic molding machine in the plastic processing industry and endow the plastic products with complete configurations and accurate sizes;

therefore, the patent with publication number CN103817830A discloses a plastic forming die, which comprises a male die and a female die which are arranged up and down, wherein an upper bottom plate is arranged at the top of the male die, a feeding port is arranged at the top of the upper bottom plate, a plurality of positioning columns are arranged on the lower surface of the male die, a plurality of sunken positioning holes are arranged on the upper surface of the female die, and the positioning holes are matched with the positioning columns; the male die is provided with a mold core, and a cavity is arranged on the female die at a position corresponding to the mold core; the mold core is provided with a small hole, and the small hole is communicated with the injection port. The structure of the invention is simpler, the matching accuracy of the upper die and the lower die can be effectively improved through the matching of the positioning column and the positioning hole, the processing efficiency is obviously improved, the invention is widely applied to the plastic molding industry, and the applicability is wider, and some problems still exist in the technology in spite of the positioning problem of the die;

1. in the manufacturing process of the plastic mold, because the injection molding plastic solution is hot, the plastic solution is not easy to be rapidly cooled when being injected into the mold for molding, so that the molding of the plastic solution is slow, and the manufacturing speed is influenced;

2. most of plastic molds are manually molded, and because the molding injection hole is smaller, when the plastic molds are manually molded, plastic solution is easy to spill from the injection hole, so that the loss of raw materials is caused, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a plastic forming die with improve sprue structure for solve a current plastic forming die inconvenient when making plastic products and carry out quick radiating defect.

(II) contents of the utility model

In order to solve the technical problem, the utility model provides a following technical scheme: a plastic forming die with an improved injection port structure comprises an upper die, a feed hole and a lower die, wherein the top end of the upper die is provided with the feed hole, and the top end of the feed hole is provided with an improved structure;

a lower die is arranged at the bottom end of the upper die, and positioning structures are arranged on two sides of the top end of the lower die;

the cooling structure comprises a water pump, a water tank, a conveying pipe and a return pipe, wherein the water tank is arranged on one side of the lower die, and the water pump is arranged at the top end of the water tank.

Preferably, one side of the water pump is provided with a delivery pipe, one side of the delivery pipe is communicated with one side of the cooling tank, the other side of the cooling tank is provided with a return pipe, and one side of the return pipe is communicated with the water tank. Through the use of water pump and water tank, can carry out a quick cooling to the inside plastic products of bed die.

Preferably, improve the structure including improving head, external screw thread and internal thread, improve the head and set up in the top of feed port, be provided with the external screw thread on the lateral wall of improving the head bottom, the internal thread sets up on the inside wall of feed port. Through the use of improving the head, can increase the area of feed inlet feeding, make the staff more convenient when moulding plastics through the feed inlet.

Preferably, the outer side wall of the bottom end of the improved head is provided with an external thread, the inner side wall of the feeding hole is provided with a matched internal thread, and the improved head is in threaded connection with the feeding hole.

Preferably, the positioning structure comprises a fixing nut, a positioning rod and positioning grooves, the positioning grooves are formed in two sides of the inner portion of the upper die, the positioning rod is arranged on two sides of the top end of the lower die, the positioning rod is inserted into the positioning grooves, and the fixing nut is arranged at the top end of each positioning groove. Through the use of the improved head, the feeding area of the feeding hole can be increased, and the worker can conveniently inject plastics through the feeding hole.

Preferably, the inner diameter of the positioning groove is larger than the outer diameter of the positioning rod, and an inserting structure is formed between the positioning groove and the positioning rod.

Preferably, the positioning rods are arranged in two groups, and the two groups of positioning rods are symmetrically distributed at the top end of the lower die.

(III) advantageous effects

The utility model provides a pair of plastic molding mould with improve sprue structure, its advantage lies in: by arranging the cooling structure, in the manufacturing process of the plastic mould, the plastic solution injected is hot, and is not easy to cool quickly when being injected into the mould for forming, so that the plastic solution is formed slowly, and the manufacturing speed is influenced;

through the improved structure, most of plastic molds are manually injected, and because the injection molding hole is small, plastic solution is easy to spill out of the injection molding hole during manual injection, so that the loss of raw materials is caused, and therefore, through the use of the improved head, the feeding area of the feeding hole can be increased, so that workers can conveniently inject through the feeding hole and are not easy to spill out;

through being provided with location structure, when will go up the mould installation on the top of bed die, in order to prevent the condition of unalignment, consequently through the use of locating lever and constant head tank, can carry out a location to last mould, make the uneven condition can not appear when placing of last mould to the effect of location has been improved.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

fig. 2 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the improved structure of the present invention;

FIG. 4 is a schematic view of an improved front perspective structure of the present invention;

fig. 5 is a schematic view of the front cross-sectional structure of the positioning structure of the present invention.

The reference numerals in the figures illustrate: 1. an upper die; 2. a feed port; 3. the structure is improved; 301. improving the head; 302. an external thread; 303. an internal thread; 4. a positioning structure; 401. fixing a nut; 402. positioning a rod; 403. positioning a groove; 5. a cooling structure; 501. a water pump; 502. a water tank; 503. a delivery pipe; 504. a return pipe; 6. a lower die; 7. and (6) cooling the tank.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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.

Example one

Please refer to fig. 1-5, the utility model provides a pair of plastic forming die with improve sprue structure, including last mould 1, feed port 2 and bed die 6, the top of going up mould 1 is provided with feed port 2, the top of feed port 2 is provided with improves structure 3, the bottom of going up mould 1 is provided with bed die 6, the both sides on bed die 6 top are provided with location structure 4, the inside of bed die 6 is provided with cooling bath 7, one side of going up mould 1 is provided with cooling structure 5, location structure 4 includes fixing nut 401, locating lever 402 and constant head tank 403, constant head tank 403 is seted up in the inside both sides of last mould 1, locating lever 402 sets up in the both sides on bed die 6 top, locating lever 402 inserts the inside of establishing into constant head tank 403, the top of constant head tank 403 is provided with fixing nut 401, the internal diameter of constant head tank 403 is greater than the external diameter of locating lever 402, constitute between constant head tank 403 and the locating lever 402 and insert the structure, locating lever 402 is provided with two sets, two sets of locating lever 402 are the top of set of locating lever 402 on bed die 6 is the symmetric distribution.

The working principle of the plastic forming die with the improved injection port structure based on the embodiment 1 is as follows: when making the plastic products, earlier lift up last mould 1, then aim at locating lever 402 with the inside constant head tank 403 of last mould 1, after aiming at, overlap constant head tank 403 in the outside of locating lever 402, after the cover was established, put down last mould 1, at this moment the use of locating lever 402 and constant head tank 403 can carry out a location to last mould 1, make it can not appear the condition of unalignment, rethread fixing nut 401 carries out a fixed to last mould 1 after the alignment to accomplish positioning work.

Example two

This embodiment still includes: the top of feed port 2 is provided with improves structure 3, improve structure 3 including improving first 301, external screw thread 302 and internal thread 303, it sets up in the top of feed port 2 to improve first 301, be provided with external screw thread 302 on the lateral wall of improving first 301 bottom, internal thread 303 sets up on the inside wall of feed port 2, be provided with external screw thread 302 on the lateral wall of improving first 301 bottom, be provided with assorted internal thread 303 on the inside wall of feed port 2, it constitutes threaded connection to improve between first 301 and the feed port 2.

In this embodiment, after the installation of the upper mold 1 is completed, the improved head 301 is taken out to be connected with the thread of the feed hole 2, so that the improved head 301 is installed at the top end of the feed hole 2, the feeding area of the feed hole 2 is increased by the improved head 301 after the installation is completed, a worker can conveniently inject the plastic solution into the upper mold 1 through the improved head 301, and the injection work is completed.

EXAMPLE III

This embodiment still includes: one side of the upper die 1 is provided with a cooling structure 5, the cooling structure 5 comprises a water pump 501, a water tank 502, a delivery pipe 503 and a return pipe 504, the water tank 502 is arranged on one side of the lower die 6, the top end of the water tank 502 is provided with the water pump 501, one side of the water pump 501 is provided with the delivery pipe 503, one side of the delivery pipe 503 is communicated with one side of the cooling tank 7, the other side of the cooling tank 7 is provided with the return pipe 504, and one side of the return pipe 504 is communicated with the water tank 502.

In this embodiment, annotate external power supply start water pump 501 after the material, water pump 501 can pour into the inside of cooling bath 7 through conveyer pipe 503 with the inside water of water tank 502 after the start-up, the inside of water tank 502 is returned to the inside of water tank 503 through the inside of cooling bath 7 to the inside water rethread conveyer pipe 503 of cooling bath 7, form hydrologic cycle, flow along with water in the inside of cooling bath 7, thereby give the heat of lower mould 6 inside and take away, accelerate plastic products's cooling, after the cooling is accomplished, take out plastic products, thereby accomplish plastic molds's manufacturing work.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, 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 as a specific case by those skilled in the art.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one position, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a plastic molding mould with improve sprue structure, includes mould (1), feed port (2) and bed die (6), its characterized in that: the top end of the upper die (1) is provided with a feed hole (2), and the top end of the feed hole (2) is provided with an improved structure (3);

a lower die (6) is arranged at the bottom end of the upper die (1), and positioning structures (4) are arranged on two sides of the top end of the lower die (6);

the cooling structure is characterized in that a cooling groove (7) is formed in the lower die (6), a cooling structure (5) is arranged on one side of the upper die (1), the cooling structure (5) comprises a water pump (501), a water tank (502), a delivery pipe (503) and a return pipe (504), the water tank (502) is arranged on one side of the lower die (6), and the water pump (501) is arranged at the top end of the water tank (502).

2. The plastic forming die with the improved injection port structure as claimed in claim 1, wherein: one side of the water pump (501) is provided with a delivery pipe (503), one side of the delivery pipe (503) is communicated with one side of the cooling tank (7), the other side of the cooling tank (7) is provided with a return pipe (504), and one side of the return pipe (504) is communicated with the water tank (502).

3. The plastic forming die with the improved injection port structure as claimed in claim 1, wherein: improve structure (3) including improving first (301), external screw thread (302) and internal thread (303), improve first (301) and set up in the top of feed port (2), be provided with external screw thread (302) on the lateral wall of improving first (301) bottom, internal thread (303) set up on the inside wall of feed port (2).

4. The plastic forming die with the improved injection port structure as claimed in claim 3, wherein: improve and be provided with external screw thread (302) on the lateral wall of first (301) bottom, be provided with assorted internal thread (303) on the inside wall of feed port (2), constitute threaded connection between first (301) and the feed port (2).

5. The plastic forming die with the improved injection port structure as claimed in claim 1, wherein: location structure (4) are including fixation nut (401), locating lever (402) and constant head tank (403), the inside both sides of last mould (1) are seted up in constant head tank (403), locating lever (402) set up in the both sides on bed die (6) top, locating lever (402) are inserted and are established the inside of constant head tank (403), the top of constant head tank (403) is provided with fixation nut (401).

6. The plastic forming die with the improved injection port structure as claimed in claim 5, wherein: the inner diameter of the positioning groove (403) is larger than the outer diameter of the positioning rod (402), and an inserting structure is formed between the positioning groove (403) and the positioning rod (402).

7. The plastic forming die with the improved injection port structure as claimed in claim 5, wherein: two groups of positioning rods (402) are arranged, and the two groups of positioning rods (402) are symmetrically distributed at the top end of the lower die (6).