Hot nozzle structure based on hot runner mold

Abstract

The utility model relates to the technical field of hot runners, and discloses a hot nozzle structure based on a hot runner mold, which comprises a main body, a fastening device is hooped on the periphery of the main body, the main body comprises a shell, a hot nozzle body is movably connected in the shell, a heating element is fixedly arranged at the bottom of the hot nozzle body, and the heating element is fixedly connected with the shell. The fastening device comprises a left hoop ring, one side of the left hoop ring is movably connected with a right hoop ring, an insertion hole is fixedly formed in the side wall of the left hoop ring, and an insertion piece is movably connected to the right hoop ring. According to the hot nozzle structure based on the hot runner mold, the fastening device is arranged, a fixing block drives an inserting piece to slide in a sliding way to send the inserting piece into an inserting hole to complete a fastening effect, and then the fixing block drives the inserting piece to slide in the sliding way to pull the inserting piece out of the inserting hole to complete dismounting work; the heating element is arranged at the bottom end of the hot nozzle body and surrounded by the runner, so that the runner can be simultaneously heated, and internal solidification is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of hot runners, in particular to a hot nozzle structure used for a hot runner mold. Background Art

[0002] Hot runner molds are mainly used to produce plastic products. They use a heating device to prevent the melt in the runner from solidifying. Hot runner molds have a shorter molding cycle than traditional molds and save more raw materials. For example, CN203267065U, a hot runner multi-nozzle hot nozzle disclosed on the China Patent Network, improves the structure and sealing method of the nozzle core to make the connection between the nozzle core and the hot nozzle body tighter; it ensures that the heat of the molten plastic will not be reduced too much during the flow process. The utility model has a complex structure and is not easy to disassemble and assemble. Therefore, a hot nozzle structure based on a hot runner mold is proposed to solve the problems mentioned in the above background. Utility Model Content

[0003] 1. Technical issues to be solved

[0004] In view of the deficiencies in the prior art, the utility model provides a hot nozzle structure for a hot runner mold, which has the advantages of simple structure and easy assembly and disassembly, and solves the problems mentioned in the above background.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hot nozzle structure for a hot runner mold, comprising a main body, wherein a fastening device is provided on the periphery of the main body;

[0007] The main body comprises a shell, a nozzle body is movably connected inside the shell, a heating element is fixedly installed at the bottom of the nozzle body, and a flow channel is fixedly connected at the bottom of the nozzle body;

[0008] The fastening device comprises a left hoop, one side of which is movably connected to a right hoop, a plug hole is fixedly provided on the side wall of the left hoop, and an insert sheet is movably connected to the right hoop.

[0009] Preferably, the shell is divided into two parts, and the shells are clamped together by a fastening device.

[0010] The design here is to facilitate fixing the shell together and also to facilitate disassembly and assembly.

[0011] Preferably, the hot nozzle body is communicated with a flow channel, the flow channels are provided in three groups, the heating element is fixedly arranged at the bottom end of the hot nozzle body, and the flow channel is arranged around the heating element.

[0012] The heating element is arranged at the bottom of the nozzle body and is surrounded by the flow channel, so that the flow channel can be heated at the same time to prevent internal solidification.

[0013] Preferably, a threaded tube is connected to the inner thread of the flow channel, a glue outlet head is fixedly provided at the bottom end of the threaded tube, and a glue outlet hole is fixedly provided on the glue outlet head.

[0014] There are two advantages of using threaded pipes to connect the internal threads of the flow channel. One is that it can keep heat, and the other is that it is easy to disassemble the rubber head.

[0015] Preferably, a slideway is fixedly provided on the right hoop.

[0016] The slide rail is used to install the fixing block, so that the fixing block can drive the insert to slide.

[0017] Preferably, a fixing block is fixedly arranged on the top of the insert, the fixing block slides in the slideway, and the insert matches the socket.

[0018] The fixing block drives the insert to slide in the slideway and sends the insert into the insertion hole to complete the fastening effect.

[0019] Compared with the prior art, the utility model provides a hot nozzle structure for hot runner molds, which has the following beneficial effects:

[0020] 1. The hot nozzle structure for hot runner mold is provided with a fastening device, and the fixed block drives the plug to slide in the slideway to send the plug to the socket to complete the fastening effect, and the fixed block drives the plug to slide in the slideway to pull the plug out of the socket to complete the disassembly work.

[0021] 2. The hot nozzle structure for hot runner molds is provided with a heating element, which is arranged at the bottom of the hot nozzle body and surrounded by the flow channel to ensure that the flow channel can be heated at the same time to prevent internal solidification. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the appearance structure of the hot nozzle body of the utility model;

[0024] Figure 3 This is a schematic diagram of the appearance structure of the glue dispensing head of the utility model;

[0025] Figure 4 This is a schematic diagram of the appearance structure of the fastening device of the utility model.

[0026] Wherein: 1. main body; 2. fastening device; 101. shell; 102. hot nozzle body; 103. heating element; 104. flow channel; 1031. threaded tube; 1032. glue outlet head; 1033. glue outlet hole; 201. left hoop; 202. right hoop; 203. jack; 204. insert; 2021. slideway; 2041. fixing block. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-4 A hot nozzle structure for a hot runner mold comprises a main body 1, and a fastening device 2 is clamped around the outer periphery of the main body 1;

[0029] The main body 1 includes a shell 101, a nozzle body 102 is movably connected inside the shell 101, a heating element 103 is fixedly installed at the bottom of the nozzle body 102, and a flow channel 104 is fixedly connected to the bottom of the nozzle body 102;

[0030] The fastening device 2 comprises a left hoop 201 , one side of which is movably connected to a right hoop 202 , a plug hole 203 is fixedly provided on the side wall of the left hoop 201 , and an insert 204 is movably connected to the right hoop 202 .

[0031] Through the above technical solution, the internal wiring of the heating element 103 is an existing technology and will not be described in detail here. When in use, the liquid is poured into the hot nozzle body 102 on the top of the device, and flows downward through the flow channel 104. At this time, the heating element 103 is started to heat the three flow channels 104 to prevent the liquid from solidifying. Then the liquid flows through the threaded tube 1031 through the glue outlet head 1032 and finally flows out from the glue outlet hole 1033. The utility model is provided with a fastening device 2, which drives the plug 204 to slide in the slide 2021 through the fixing block 2041 to send the plug 204 to the socket 203 to complete the fastening effect, and it is also convenient for disassembly.

[0032] Specifically, the housing 101 is divided into two parts, and the housing 101 is clamped together by the fastening device 2.

[0033] The design here is to facilitate fixing the housing 101 together and also to facilitate assembly and disassembly.

[0034] Specifically, the nozzle body 102 is connected to the flow channel 104 , the flow channel 104 is provided with three groups, the heating element 103 is fixedly arranged at the bottom end of the nozzle body 102 , and the flow channel 104 is arranged around the heating element 103 .

[0035] The heating element 103 is disposed at the bottom of the nozzle body 102 and is surrounded by the flow channel 104 to ensure that the flow channel 104 can be heated at the same time to prevent internal solidification.

[0036] Specifically, a threaded tube 1031 is connected to the inner thread of the flow channel 104 , a glue outlet head 1032 is fixedly provided at the bottom end of the threaded tube 1031 , and a glue outlet hole 1033 is fixedly provided on the glue outlet head 1032 .

[0037] The internal thread connection of the flow channel 104 to the threaded tube 1031 has two advantages: one is that it can keep warm; the other is that it is convenient to disassemble the rubber head 1032.

[0038] Specifically, a slideway 2021 is fixedly provided on the right hoop 202 .

[0039] The slideway is used to install the fixing block 2041, so that the fixing block 2041 can drive the inserting piece 204 to slide.

[0040] Specifically, a fixing block 2041 is fixedly disposed on the top of the insert 204 , and the fixing block 2041 slides in the slideway 2021 , so that the insert 204 matches with the socket 203 .

[0041] The fixing block 2041 drives the inserting piece 204 to slide in the slideway 2021 to send the inserting piece 204 into the insertion hole 203 to complete the fastening effect.

[0042] When in use, liquid is poured into the hot nozzle body 102 at the top of the device, and flows downward through the flow channel 104. At this time, the heating element 103 is started to heat the three flow channels 104 to prevent the liquid from solidifying. Then the liquid flows through the threaded tube 1031 through the glue outlet head 1032 and finally flows out from the glue outlet hole 1033. The utility model is provided with a fastening device 2, which drives the plug 204 to slide in the slide 2021 through the fixing block 2041 to send the plug 204 to the socket 203 to complete the fastening effect, and it is also convenient for disassembly.

[0043] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A hot nozzle structure for a hot runner mold, comprising a main body (1), characterized in that: The main body (1) is surrounded by a fastening device (2); The main body (1) comprises a shell (101), a hot nozzle body (102) is movably connected inside the shell (101), a heating element (103) is fixedly installed at the bottom of the hot nozzle body (102), and a flow channel (104) is fixedly connected to the bottom of the hot nozzle body (102); The fastening device (2) comprises a left hoop (201), one side of the left hoop (201) is movably connected to a right hoop (202), a plug hole (203) is fixedly provided on the side wall of the left hoop (201), and an insert (204) is movably connected to the right hoop (202).

2. The hot nozzle structure for hot runner mold according to claim 1, characterized in that: The shell (101) is divided into two parts, and the shell (101) is clamped together by a fastening device (2).

3. The hot nozzle structure for hot runner mold according to claim 1, characterized in that: The hot nozzle body (102) is connected to the flow channel (104), and the flow channel (104) is provided with three groups. The heating element (103) is fixedly arranged at the bottom end of the hot nozzle body (102), and the flow channel (104) is arranged around the heating element (103).

4. The hot nozzle structure for hot runner mold according to claim 1, characterized in that: The flow channel (104) is internally threadedly connected to a threaded tube (1031), a glue outlet head (1032) is fixedly provided at the bottom end of the threaded tube (1031), and a glue outlet hole (1033) is fixedly provided on the glue outlet head (1032).

5. The hot nozzle structure for hot runner mold according to claim 1, characterized in that: The right hoop (202) is fixedly provided with a slideway (2021).

6. The hot nozzle structure for hot runner mold according to claim 1, characterized in that: A fixing block (2041) is fixedly arranged on the top of the insert (204), and the fixing block (2041) slides in the slideway (2021), and the insert (204) matches the plug hole (203).

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