CN210791821U

CN210791821U - Injection molding machine is with first device of moulding plastics of controllable volume

Info

Publication number: CN210791821U
Application number: CN201921497410.6U
Authority: CN
Inventors: 黄晓庆
Original assignee: Wuhan Tonghe Plastic Industry Co Ltd
Current assignee: Wuhan Tonghe Plastic Industry Co Ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-06-19
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses a controllable injection molding head device for an injection molding machine, which comprises an injection molding nozzle and an adaptive head, wherein one side of the injection molding nozzle is provided with a connecting cap, the connecting cap is respectively fixedly connected with the injection molding nozzle and the adaptive head through matched threads, a nozzle runner, a jet hole and a control lever are arranged inside the injection molding nozzle, the nozzle runner is horizontally arranged at the central position inside the injection molding nozzle, the jet hole is horizontally arranged at the tip end of one side of the injection molding nozzle, a feeding runner and a control bin are arranged inside the adaptive head, the feeding runner is horizontally arranged at the central position inside the adaptive head, the control bin is embedded at one end of the adaptive head, and the control bin is internally provided with at least one flow channel communicated with the feeding flow channel and the nozzle flow channel, so that the injection molding machine has the advantages of simple structure, controllable amount of injection molding nozzles, no transition waste and melting, shortened product molding period, improved production efficiency, suitability for precise injection molding occasions and the like.

Description

Injection molding machine is with first device of moulding plastics of controllable volume

Technical Field

The utility model relates to a technical field of moulding plastics specifically says a first device of moulding plastics with controllable volume for injection molding machine.

Background

An injection molding machine is a main molding device for manufacturing thermoplastic plastics or thermosetting materials into plastic products with various shapes by utilizing a plastic molding die, injection molding is realized by an injection molding machine and the die, but with the increasing wide application of the plastic products, people put forward higher requirements on the precision, the shape, the function, the cost and the like of the plastic products, the traditional injection molding process is difficult to adapt to the requirements, an injection molding nozzle is a transition part for connecting a charging barrel and the die, and the external force control type controllable amount nozzle has wide and important application in the injection of low-viscosity materials, vertical injection, foaming injection and short molding period.

However, analysis shows that the prior controllable injection head device for the injection molding machine has the defects of complicated injection head structure, overlarge nozzle injection pressure loss, easy casting, filament, cold material and the like, and prolonged product molding period.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned not enough, the utility model provides a controllable volume head device of moulding plastics for injection molding machine herein has simple structure, and the controllable volume of shower nozzle of moulding plastics can not pass through extravagantly to melt the material, shortens product molding cycle and improves production efficiency, is applicable to advantages such as accurate occasion of moulding plastics.

The utility model discloses a realize like this, construct a first device of moulding plastics of controllable volume for injection molding machine, including the shower nozzle and the adaptation head of moulding plastics, one side of the shower nozzle of moulding plastics is equipped with the connection cap, connect the cap respectively with the shower nozzle of moulding plastics, the adaptation head is through supporting screw thread fixed connection, the inside nozzle runner that is equipped with of shower nozzle of moulding plastics, jet hole and accuse volume pole, nozzle runner axial runs through the inside center of shower nozzle of moulding plastics, it is most advanced in shower nozzle one side to jet the material mouth to be the level setting, the inside feeding runner and the control storehouse of being equipped with of adaptation head, the embedded setting in adaptation head one end in feeding runner axial, and the inside runner that is provided with a intercommunication feeding runner and nozzle runner at least in control storehouse, accuse volume pole is the level setting and puts at the inside central point of nozzle runner, and accuse volume pole one end runs through to the inside cavity in, Lever board and fixed rotating shaft, lever board are the slope and set up and put at the inside central point in control storehouse, and lever board and control storehouse are connected through fixed rotating shaft, and the lever board links to each other through the second pivot with the one end of accuse volume pole, and the action cylinder is installed to adaptation head bottom, and the action cylinder is equipped with action pole and fixed block, and action pole one end is connected through first pivot with the lever board other end, and accuse volume pole horizontal migration plugs up the material mouth that penetrates of nozzle runner one end.

Further, the auxiliary spring is the slope setting at the control storehouse inside wall, and auxiliary spring one end and the welding of control storehouse inside wall, the other end and accuse volume pole pass through screwed connection, make accuse volume pole tip horizontal translation move and plug up the jet orifice through the auxiliary spring application of force, prevent that the curtain coating prevents the filament, is applicable to the precision occasion of moulding plastics.

Furthermore, the quantity control rod, the action rod and the lever plate are connected to form a connecting rod system, and the action rod moves forwards horizontally to push the lever plate to rotate so that the quantity control rod moves horizontally to dredge the nozzle flow passage and the injection port to control the injection quantity.

Furthermore, fixed rotating shaft is the level and sets up in the inside central point of control storehouse and puts, and fixed rotating shaft runs through the lever board and with the welding of control storehouse inside wall, ensures through the fixed rotating shaft that sets up that the lever board can rotate on a little position, accomplishes the connecting rod transmission.

Further, the fixed block is the level and sets up in adaptation head bottom, and the fixed block passes through bolt fixed connection with the adaptation head, and bolted connection is passed through with the fixed block bottom to the action cylinder, and the action pole closely laminates with the action cylinder output, and the quantity of moulding plastics is controlled through the action range of control action cylinder, reduction in production cost.

The utility model discloses the steerable volume of moulding plastics of simple structure improves production efficiency and falls, low in production cost, is applicable to the accurate occasion of moulding plastics concrete advantage and embodies:

the method has the advantages that: the auxiliary spring is the slope setting and is in control storehouse inside wall, and auxiliary spring one end and the welding of control storehouse inside wall, the other end and accuse volume pole pass through screwed connection, make accuse volume pole tip horizontal translation move and plug up the material injection mouth through the auxiliary spring application of force, prevent that the curtain coating prevents the filament, is applicable to the precision occasion of moulding plastics.

The method has the advantages that: the control rod, the action rod and the lever plate are connected to form a connecting rod system, and the action rod moves forwards horizontally to push the lever plate to rotate so that the control rod moves horizontally to dredge a nozzle flow passage and a material injection port to control the injection molding quantity.

The method has the advantages that: the fixed block is the level and sets up in adaptation head bottom, and the fixed block passes through bolt fixed connection with the adaptation head, and bolted connection is passed through with the fixed block bottom to the action cylinder, and the action pole closely laminates with the action cylinder output, controls the quantity of moulding plastics through the action range of control action cylinder, reduction in production cost.

Drawings

FIG. 1 is a schematic sectional view of a controllable injection head for an injection molding machine according to the present invention;

FIG. 2 is a schematic view of the connecting rod structure of the present invention;

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

sequence numbers shown in the figures: the injection molding device comprises an injection molding nozzle 1, an adapting head 2, a connecting cap 3, a sealing ring 31, threads 32, a feeding flow channel 4, an action cylinder 5, an action rod 51, a fixed block 52, a control bin 6, an auxiliary spring 61, a lever plate 62, a fixed rotating shaft 63, a first rotating shaft 64, a second rotating shaft 65, a nozzle flow channel 7, a material injection port 8 and a quantity control rod 9.

Detailed Description

The present invention will be described in detail below with reference to the attached drawings, and the technical solutions in the embodiments of the present invention will be clearly and completely described. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention; furthermore, the terms "first," "second," "third," "upper, lower, left, right," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a controllable injection head device for an injection molding machine through improvement, as shown in the attached drawing of the specification, the controllable injection head device can be implemented as follows; the injection molding nozzle comprises an injection molding nozzle 1 and an adaptive head 2, one side of the injection molding nozzle 1 is provided with a connecting cap 3, the connecting cap 3 is respectively connected with the injection molding nozzle 1, the adaptive head 2 is fixedly connected through matched threads, a nozzle runner 7 is arranged inside the injection molding nozzle 1, a material injection port 8 and a control bin 9 are arranged in the center of the inside of the injection molding nozzle 1, the material injection port 8 is horizontally arranged at the top end of one side of the injection molding nozzle 1, a feeding runner 4 and the control bin 6 are arranged inside the adaptive head 2, the feeding runner 4 is horizontally arranged at the center of the inside of the adaptive head 2, the control bin 6 is embedded at one end of the adaptive head, at least one runner for communicating the feeding runner 4 with the nozzle runner 7 is arranged inside the control bin 6, the control bin 9 is horizontally arranged at the center of the inside of the nozzle runner 7, one end of the control bin 9 penetrates through a cavity inside the control bin 6, an auxiliary, Lever board 62 and fixed pivot 63, lever board 62 is the slope and sets up at the inside central point in control storehouse 6 and puts, and lever board 62 is connected through fixed pivot 63 with control storehouse 6, lever board 62 links to each other through the pivot with the one end of accuse volume pole 9, action cylinder 5 is installed to the first 2 bottoms of adaptation, action cylinder 5 is equipped with action pole 51 and fixed block 52, action pole 51 one end links to each other through the pivot with the 9 other end of accuse volume pole, the mouth 8 of penetrating of 7 one ends of nozzle runner are plugged up to 9 horizontal migration of accuse volume pole.

More specifically, auxiliary spring 61 is the slope setting and at 6 inside walls in control storehouse, and auxiliary spring 61 one end and 6 inside wall welding in control storehouse, the other end and accuse volume pole 9 pass through screwed connection, make the most advanced horizontal migration of accuse volume pole 9 plug up injection gate 8 through auxiliary spring 61 auxiliary force application, prevent the curtain coating and prevent the filament, are applicable to the precision occasion of moulding plastics.

More specifically, the control lever 9, the actuating lever 51 and the lever plate 62 are connected to form a link system, and the injection molding amount is controlled by moving the actuating lever 51 horizontally forward to push the lever plate 62 to rotate, so that the control lever 9 moves horizontally to dredge the nozzle flow passage 7 and the injection port 8.

More specifically, the fixed rotating shaft 63 is horizontally arranged at the central position inside the control cabin 6, the fixed rotating shaft 63 penetrates through the lever plate 62 and is welded with the inner side wall of the control cabin 6, and the lever plate 62 is fixed at one point through the arranged fixed rotating shaft 63 and can rotate in a small range, so that the link transmission is completed.

More specifically, fixed block 52 is the level and sets up in adaptation head 2 bottom, and fixed block 52 passes through bolt fixed connection with adaptation head 2, and action cylinder 5 passes through bolted connection with fixed block 52 bottom, and action pole 51 closely laminates with 5 outputs of action cylinder, and the quantity of moulding plastics is controlled through the action range of control action cylinder, reduction in production cost.

The operating principle of the controllable injection molding head device for the injection molding machine is as follows: firstly, a controllable injection head is installed on an injection molding machine, after a worker starts the injection molding machine, melted materials flow into a flow channel which is communicated with a feeding flow channel 4 inside a control bin 6 through the feeding flow channel 4 and then flow into a nozzle flow channel 7, because the auxiliary spring 61 applies force to make the control rod 9 block the injection port 8, the molten material can not flow and thin thread at the injection port 8 in the nozzle runner 7, the lever plate 62 and the control rod 9 are driven by controlling the action rod 51 of the action cylinder 5 to move horizontally to one side, so that the control rod moves horizontally to the other side and dredges the nozzle flow passage 7 and the injection port 8, and the flow speed and caliber of the melted material in the nozzle runner 7 can be controlled by adjusting the action amplitude of the action cylinder 5 to realize the material melting and quantity control so as to complete the injection molding, and the actuating cylinder 5 returns to the original state, and the metering control rod 9 blocks the injection port 8 again to prevent the casting filaments, thereby improving the production efficiency.

In conclusion; controllable volume head device of moulding plastics for injection molding machine compares with current injection molding machine with controllable volume head device of moulding plastics, has simple structure, the controllable volume of the shower nozzle of moulding plastics, can not pass through extravagant melting material, shortens product molding cycle and improves advantages such as production efficiency, be applicable to the accurate occasion of moulding plastics.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a first device of moulding plastics is moulded plastics with controllable volume to injection molding machine, includes shower nozzle (1) and adaptation head (2) of moulding plastics, its characterized in that: one side of the injection molding spray head (1) is provided with a connecting cap (3), the connecting cap (3) is respectively fixedly connected with the injection molding spray head (1) and the adapter head (2) through matched threads, a nozzle flow passage (7), a jet opening (8) and a control quantity rod (9) are arranged inside the injection molding spray head (1), the nozzle flow passage (7) is horizontally arranged at the center inside the injection molding spray head (1), the jet opening (8) is horizontally arranged at the tip end of one side of the injection molding spray head (1), a feeding flow passage (4) and a control bin (6) are arranged inside the adapter head (2), the feeding flow passage (4) is horizontally arranged at the center inside the adapter head (2), the control bin (6) is embedded at one end of the adapter head (2), and at least one flow passage for communicating the feeding flow passage (4) with the nozzle flow passage (7) is arranged inside the control bin (6), the measuring control rod (9) is horizontally arranged at the central position in the nozzle flow passage (7), one end of the control rod (9) penetrates through a cavity in the control bin (6), an auxiliary spring (61), a lever plate (62) and a fixed rotating shaft (63) are arranged in the control bin (6), the lever plate (62) is obliquely arranged at the central position inside the control cabin (6), and the lever plate (62) is connected with the control cabin (6) through a fixed rotating shaft (63), the lever plate (62) is connected with one end of the control lever (9) through a second rotating shaft (65), an action cylinder (5) is arranged at the bottom of the adapter (2), the action cylinder (5) is provided with an action rod (51) and a fixed block (52), one end of the action rod (51) is connected with the other end of the lever plate (62) through a first rotating shaft (64), and the metering control rod (9) horizontally moves to block the injection port (8) at one end of the nozzle flow passage (7).

2. A quantity-controllable injection head device for an injection molding machine according to claim 1, characterized in that: auxiliary spring (61) are the slope and set up in control storehouse (6) inside wall, auxiliary spring (61) one end and the welding of control storehouse (6) inside wall, the other end passes through screwed connection with accuse volume pole (9).

3. A quantity-controllable injection head device for an injection molding machine according to claim 1, characterized in that: the control rod (9), the action rod (51) and the lever plate (62) are connected to form a connecting rod system.

4. A quantity-controllable injection head device for an injection molding machine according to claim 1, characterized in that: fixed rotating shaft (63) are the level and set up in control storehouse (6) inside central point and put, just fixed rotating shaft (63) run through lever board (62) and with control storehouse (6) inside wall welding.

5. A quantity-controllable injection head device for an injection molding machine according to claim 1, characterized in that: fixed block (52) are the level and set up in adaptation head (2) bottom, just fixed block (52) pass through bolt fixed connection with adaptation head (2), bolted connection is passed through with fixed block (52) bottom in action cylinder (5), action pole (51) closely laminate with action cylinder (5) output.