CN213227371U

CN213227371U - Chopstick mold glue opening structure

Info

Publication number: CN213227371U
Application number: CN202021580597.9U
Authority: CN
Inventors: 廖文亮
Original assignee: Suzhou Liangyu Optical Technology Co ltd
Current assignee: Suzhou Liangyu Optical Technology Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-05-18
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a chopstick mold glue opening structure, which comprises a main flow channel, a hot runner nozzle and a flow distribution assembly, wherein the main flow channel is transversely arranged, the hot runner nozzle is positioned in the middle of the main flow channel, one end of the hot runner nozzle is communicated with the interior of the main flow channel, the flow distribution assembly is provided with a plurality of groups, and the flow distribution assemblies are respectively positioned on two sides of the main flow channel and are communicated with the interior of the main flow channel; the chopstick mold is characterized in that a plurality of groups of chopstick mold cavities are arranged on two sides of the main flow channel, the feeding ends of the chopstick mold cavities are connected with the flow dividing assembly, and the chopstick mold cavities are communicated with the inside of the main flow channel through the flow dividing assembly. The utility model discloses a to advance the discharge gate design of jiao kou into the diameter for 1.96mm for the injecting glue mouth size is just suitable, avoids the injecting glue mouth too big, leads to advancing gluey inhomogeneous phenomenon, can avoid the injecting glue mouth too little to advance simultaneously and glue too slowly, makes the product surface appear easily and floats fine phenomenon, makes chopsticks be difficult to warp when pressure increases, guarantees product quality, convenient to use.

Description

Chopstick mold glue opening structure

Technical Field

The utility model relates to a relevant technical field of injection mold specifically is a mouth structure is glued to chopsticks mould.

Background

Injection molding is a tool for producing plastic products and also for giving the plastic products complete structure and precise dimensions, and injection molding is a processing method used for mass production of parts with complex shapes. Injecting the heated and melted plastic into a mold cavity at high pressure by an injection molding machine, and cooling and solidifying to obtain a formed product; with the continuous development of economy and the continuous progress of society, the plastic mold industry has also obtained a long-standing development, provides various plastic product consumption for human life to satisfy the personalized and high-quality living demands of people, and because the product that injection mold formed has advantages such as high quality, high efficiency and low cost, the injection mold obtains extensive popularization and application in each industry.

Plastic chopsticks in the market are molded by an injection molding process, a branch channel of each chopstick is directly arranged at the head of each chopstick, and the size of a rubber opening is large, so that materials on the chopsticks are taken away when a material handle is disconnected with the chopsticks, a pit and a rubber opening mark are formed at the heads of the chopsticks, the attractiveness of the chopsticks is influenced, the size of the rubber opening is too small, the glue feeding amount is slow, and floating fibers are easily formed on the surfaces of the chopsticks due to insufficient material temperature of a mold, so that the appearance is influenced; the size of the glue opening is too small, the pressure maintaining of injection molding is large, too short cooling time and too high mold temperature materials can cause the chopsticks to be easy to deform after being demoulded, the product quality is influenced, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a chopstick mold rubber port structure, which solves the problems that plastic chopsticks in the market mentioned in the background technology are all formed by injection molding technology, the shunt channels of the chopsticks are directly arranged at the heads of the chopsticks, and the size of the rubber port is very large, so that a material handle is separated from the chopsticks to take away materials on the chopsticks, a pit and a rubber port mark are formed at the heads of the chopsticks, the appearance of the chopsticks is influenced, the size of the rubber port is too small, the glue feeding amount is slow, and the floating fibers are easily formed on the surfaces of the chopsticks due to insufficient temperature of the mold material, so that the appearance is influenced; the size of the glue opening is too small, the pressure maintaining of injection molding is large, too short cooling time and too high mold temperature materials can cause the problem that the chopsticks are easy to deform after being demoulded and the product quality is influenced.

In order to achieve the above object, the utility model provides a following technical scheme: a chopstick mold glue opening structure comprises a main flow channel, a hot runner nozzle and a plurality of flow distribution assemblies, wherein the main flow channel is transversely arranged, the hot runner nozzle is positioned in the middle of the main flow channel, one end of the hot runner nozzle is communicated with the interior of the main flow channel, the flow distribution assemblies are provided with a plurality of groups, and the plurality of groups of flow distribution assemblies are respectively positioned on two sides of the main flow channel and are communicated with the interior of the main flow channel; the chopstick mold is characterized in that a plurality of groups of chopstick mold cavities are arranged on two sides of the main flow channel, the feeding ends of the chopstick mold cavities are connected with the flow dividing assembly, and the chopstick mold cavities are communicated with the inside of the main flow channel through the flow dividing assembly.

Preferably, the reposition of redundant personnel subassembly includes the subchannel and advances gluey mouth, subchannel one end and the inside intercommunication of sprue, and the subchannel other end with advance gluey mouthful and be connected, can inject corresponding chopsticks mould die cavity 2 inside through advancing gluey mouth 6 respectively with the inside glue solution of sprue through subchannel 5.

Preferably, the diameter of subchannel is 7mm, it is the tubaeform setting to advance jiao kou, and the ejection of compact diameter of advancing jiao kou is 1.96mm, make injecting glue mouth size just suitable, when avoiding the injecting glue mouth too big, will break in the minimum contact department with chopsticks when expecting handle and chopsticks separation, and expect that the handle will take off the material on the chopsticks when enough strong separation and form the pit, near subchannel injection moulding plastics stress very greatly can form the stress trace on the product surface simultaneously, influence the pleasing to the eye problem of chopsticks, can avoid injecting glue mouth too little simultaneously and advance to glue too slowly, make the fine phenomenon of superficial easily appearing in the product surface, make chopsticks be difficult to warp when pressure increases, guarantee product quality, and convenient to use.

Preferably, the chopsticks mould die cavity is equipped with the tongue with the junction of reposition of redundant personnel subassembly, the tongue both ends communicate with chopsticks mould die cavity and reposition of redundant personnel subassembly respectively, the height of tongue is 0.89mm for after the notes glue, the material handle fracture department apart from chopsticks product 0.89mm, near the stress ring of moulding plastics of product rubberizing mouth when can avoiding moulding plastics, and after moulding plastics, can polish tongue department, can guarantee better that the product is glued mouthful outward appearance pleasing to the eye, facilitate promotion and use.

The utility model provides a mouthful structure is glued to chopsticks mould possesses following beneficial effect:

(1) the utility model discloses a discharge gate design into the diameter that will advance jiao kou is 1.96mm, make the injecting glue mouth size just suitable, when avoiding the injecting glue mouth too big, will break when expecting handle and chopsticks separation in the minimum contact department with chopsticks, and will take the material on the chopsticks to get off when expecting the handle enough strong separation and form the pit, near shunt injection moulding stress very can form the stress trace on the product surface simultaneously, influence the pleasing to the eye problem of chopsticks, can avoid injecting glue mouth too little simultaneously and advance gluey too slowly, make the fine phenomenon of superficial easily appear in the product surface, make chopsticks be difficult to warp when pressure increases, guarantee product quality, and convenient to use.

(2) The utility model discloses a set up the tongue, and set up the height of tongue to 0.89mm, make after the notes glued, the material handle fracture department apart from chopsticks product 0.89mm, near the stress ring of moulding plastics of product rubberizing mouth when can avoiding moulding plastics, and after moulding plastics, can polish tongue department, can guarantee better that the product rubberizing mouth outward appearance is pleasing to the eye, facilitate promotion and use.

Drawings

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

fig. 2 is a schematic structural diagram of a portion a in fig. 1 according to the present invention.

In the figure: 1. a main flow channel; 2. a chopstick mould cavity; 3. a hot runner nozzle; 4. a flow diversion assembly; 5. a shunt channel; 6. a glue inlet; 7. a convex groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. 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.

As shown in fig. 1-2, the utility model provides a technical solution: a chopstick mold glue opening structure comprises a main flow channel 1, a hot runner nozzle 3 and a flow distribution assembly 4, wherein the main flow channel 1 is transversely arranged, the hot runner nozzle 3 is positioned in the middle of the main flow channel 1, one end of the hot runner nozzle 3 is communicated with the interior of the main flow channel 1, a plurality of groups of flow distribution assemblies 4 are arranged on the flow distribution assembly 4, and the plurality of groups of flow distribution assemblies 4 are respectively positioned on two sides of the main flow channel 1 and are communicated with the interior of the main flow channel 1; the chopstick mold is characterized in that a plurality of groups of chopstick mold cavities 2 are arranged on two sides of the main flow channel 1, the feeding ends of the chopstick mold cavities 2 are connected with a flow distribution assembly 4, and the chopstick mold cavities 2 are communicated with the inside of the main flow channel 1 through the flow distribution assembly 4.

Shunt subassembly 4 includes subchannel 5 and advances

jiao kou

6, 5 one end of subchannel and the inside intercommunication of sprue 1, and the 5 other ends of subchannel with advance jiao kou 6 and be connected, can enter into subchannel 5 with the glue in the sprue 1 in to enter into jiao kou 6 through subchannel 5 in, pour into the sizing material into inside chopsticks mould die cavity 2 through the discharge gate that advances jiao kou 6 bottoms.

The diameter of subchannel 5 is 7mm, it is tubaeform setting to advance jiao kou 6, and the ejection of compact diameter that advances jiao kou 6 is 1.96mm, discharge gate through advancing jiao kou 6 designs into the diameter and is 1.96mm, make injecting glue mouth size just suitable, avoid the injecting glue mouth when too big, will break at the minimum contact department with chopsticks during material handle and chopsticks separation, and will get off the material area on the chopsticks and form the pit when the material handle is enough strong to separate, near subchannel injection moulding stress very can form the stress trace on the product surface simultaneously, influence the pleasing to the eye problem of chopsticks, can avoid injecting glue mouth too little to advance gluey too slowly simultaneously, make the fine phenomenon of superficial easily appear in product surface, make chopsticks be difficult to warp when pressure increases, guarantee product high quality, and convenient to use.

The utility model discloses a chopsticks mould, including chopsticks mould cavity 2, reposition of redundant personnel subassembly 4, the junction of chopsticks mould cavity 2 and reposition of redundant personnel subassembly 4 is equipped with

tongue

7, 7 both ends of tongue communicate with chopsticks mould cavity 2 and reposition of redundant personnel subassembly 4 respectively, the height of tongue 7 is 0.89mm, through setting up the tongue, and set up the height of tongue to 0.89mm, make after the notes cement, material handle fracture department is apart from chopsticks product 0.89mm, near the stress ring of moulding plastics of product rubberizing mouth when can avoiding moulding plastics, and after moulding plastics, can polish 7 departments of tongue, can guarantee better that the product gum mouth outward appearance is pleasing to the eye, facilitate promotion and use.

It should be noted that, in the chopstick mold glue port structure, when in use, glue solution is added into the main flow channel 1 through the hot runner nozzle 3, and the glue solution is distributed and sent into the multi-component flow assemblies 4 arranged on two sides of the main flow channel 1 to perform injection molding work, the diameter of the discharge port of the glue inlet 6 is designed to be 1.96mm, so that the size of the glue inlet is just proper, the problem that when the glue inlet is too large, a material handle and a chopstick are separated and then cut off at the minimum contact position with the chopstick, and when the material handle is strong enough, the material belt on the chopstick is taken off to form a pit, meanwhile, the injection molding stress near the branch flow channel is very large, so that the problem that the appearance of the chopstick is influenced is caused by the fact that the glue inlet is too small, the phenomenon of fiber floating is easy to occur on the surface of the product is avoided, and the chopstick is not easy to deform when the pressure, the product quality is guaranteed, the product is convenient to use, the convex groove is arranged, and the height of the convex groove is set to be 0.89mm, so that after the glue injection molding is finished, the distance between the fracture part of the material handle and the chopstick product is 0.89mm, an injection molding stress ring near a glue applying opening of the product during the injection molding can be avoided, and after the injection molding is finished, the convex groove 7 can be polished, so that the attractive appearance of the glue applying opening of the product can be better guaranteed, and the product is convenient to popularize and use; the utility model discloses simple structure adopts reasonable in design's reposition of redundant personnel subassembly design, can avoid the material handle to take the material on the body to get off when splitting outside the product the breakpoint design, has guaranteed the outward appearance of product, can guarantee product quality simultaneously, and is convenient for practical.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

1. A chopstick mold glue opening structure is characterized by comprising a main flow channel (1), a hot runner nozzle (3) and a flow distribution assembly (4), wherein the main flow channel (1) is transversely arranged, the hot runner nozzle (3) is positioned in the middle of the main flow channel (1), one end of the hot runner nozzle (3) is communicated with the interior of the main flow channel (1), a plurality of groups of flow distribution assemblies (4) are arranged, and the plurality of groups of flow distribution assemblies (4) are respectively positioned on two sides of the main flow channel (1) and are communicated with the interior of the main flow channel (1); the chopstick mold is characterized in that a plurality of groups of chopstick mold cavities (2) are arranged on two sides of the main flow channel (1), the feeding ends of the chopstick mold cavities (2) are connected with the flow dividing assembly (4), and the chopstick mold cavities (2) are communicated with the inside of the main flow channel (1) through the flow dividing assembly (4).

2. The chopstick mold gate structure as recited in claim 1, wherein: shunt subassembly (4) include subchannel (5) and advance jiao kou (6), subchannel (5) one end and inside intercommunication of sprue (1), and subchannel (5) other end with advance jiao kou (6) and be connected.

3. The chopstick mold gate structure as recited in claim 2, wherein: the diameter of the sub-runner (5) is 7mm, the glue inlet (6) is arranged in a horn shape, and the discharge diameter of the glue inlet (6) is 1.96 mm.

4. The chopstick mold gate structure as recited in claim 1, wherein: the connecting part of the chopstick mould cavity (2) and the shunting assembly (4) is provided with a convex groove (7), two ends of the convex groove (7) are respectively communicated with the chopstick mould cavity (2) and the shunting assembly (4), and the height of the convex groove (7) is 0.89 mm.