CN213972267U

CN213972267U - High-fluidity injection molding nozzle

Info

Publication number: CN213972267U
Application number: CN202023027458.6U
Authority: CN
Inventors: 蔡亲仁
Original assignee: Hangzhou Kangyuan Electromechanical Equipment Co ltd
Current assignee: Hangzhou Kangyuan Electromechanical Equipment Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-17
Anticipated expiration: 2030-12-14

Abstract

The utility model provides a high mobility nozzle of moulding plastics belongs to the nozzle technical field of moulding plastics. The high-fluidity injection molding nozzle comprises an injection molding nozzle body and a blockage removing assembly. Except that stifled subassembly includes annular sleeve, heating rod and scrapes the material spare, annular cavity has been seted up to annular sleeve inside, run through in pairs on the annular sleeve lateral wall set up with the communicating screw hole of annular cavity, it includes ring gear, motor and gear to scrape the material spare, ring gear sliding connection to annular sleeve, the motor output with gear connection, the gear with the ring gear meshing is connected, be connected with outer scraping rod on the ring gear, outer end connection of scraping rod has interior scraping rod. Remove stifled subassembly and can not only utilize quick assembly disassembly's heating rod to heat this internal residual material of nozzle of moulding plastics, can also utilize the means of machinery striking off to remain the material that blocks up to assist to strike off with the nozzle body interior outer wall of moulding plastics simultaneously.

Description

High-fluidity injection molding nozzle

Technical Field

The utility model relates to a nozzle field of moulding plastics particularly, relates to a high mobility nozzle of moulding plastics.

Background

The injection nozzle is a tool for feeding plastic solution into the cavity of the mold and is also an important component in the injection molding machine. The existing high-fluidity injection molding nozzle can cause feed liquid to enter the nozzle and then be rapidly cooled due to the long reason of the feed delivery pipe, so that the condition of internal blockage of the nozzle occurs, and meanwhile, the condition of gathering and blockage of the outer wall of a nozzle opening of the existing injection molding nozzle is easy to occur.

In order to solve the problem of the blocking condition inside the nozzle, an electric heating wire is usually wound on the inner wall of the injection molding nozzle at present, and the residual condensed materials inside the injection molding nozzle are heated and melted. However, only adopt electric heating wire to remove the jam, can not remove the nozzle inside and outside jam of moulding plastics with heating instrument cooperation scraping mechanism in the lump to it removes stifled efficiency to be difficult to promote the nozzle of moulding plastics, and then is difficult to promote the efficiency of moulding plastics.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above deficiency, the utility model provides a high mobility nozzle of moulding plastics aims at improving present nozzle of moulding plastics and removes the lower problem of stifled efficiency.

The utility model discloses a realize like this:

the utility model provides a high mobility nozzle of moulding plastics, including the nozzle body of moulding plastics and removing stifled subassembly.

Except that stifled subassembly includes annular sleeve, heating rod and scrapes material spare, annular cavity has been seted up to annular sleeve inside, run through in pairs on the annular sleeve lateral wall set up with the communicating screw hole of annular cavity, two the go-between is still all docked to the screw hole inner wall, two heating rod tip respectively with correspond go-between fixed connection, it includes ring gear, motor and gear to scrape the material spare, ring gear sliding connection to the annular sleeve, be connected with the arc on the motor in pairs, two the arc all with correspond the annular sleeve is connected, the motor output with gear connection, the gear with the ring gear meshing is connected, be connected with outer scraping rod on the ring gear, outer end connection of scraping rod has interior scraping rod.

The utility model discloses an in the embodiment, fixedly connected with T shape slider on the ring gear, still all seted up on the annular is sheathe in with the annular spout of T shape slider looks adaptation.

The utility model discloses an in one embodiment, outer scrape the pole with the nozzle body outer wall activity of moulding plastics is laminated, interior scrape the pole with the nozzle body inner wall activity of moulding plastics is laminated.

In an embodiment of the present invention, the outer wall of the annular sleeve is further connected to a heat insulation sleeve.

The high-fluidity injection molding nozzle further comprises a nozzle quick installation assembly, wherein the nozzle quick installation assembly comprises an injection molding machine nozzle base body, a connecting piece and a sealing rubber ring.

In an embodiment of the present invention, the connecting member includes two connecting rods and T-shaped insertion rods.

The utility model discloses an in one embodiment, two connecting rod fixed connection respectively to the nozzle body both sides of moulding plastics, two the activity grafting respectively of T shape inserted bar is to corresponding the connecting rod.

The utility model discloses an in one embodiment, two still run through on the connecting rod set up with the through-hole of T shape inserted bar looks adaptation, the injection molding machine penetrate mouth pedestal outer wall still all set up with the slot of T shape inserted bar looks adaptation.

In an embodiment of the present invention, two springs are connected to the T-shaped insertion rod in pairs, all of the springs are connected to the connection rod.

In an embodiment of the present invention, the sealing rubber ring is adhered to the opening of the nozzle body of the injection molding machine, and the injection molding nozzle body is provided with an annular groove adapted to the sealing rubber ring.

The utility model has the advantages that: the high-fluidity injection molding nozzle obtained by the design of the utility model can quickly fix the two heating rods on the annular sleeve by matching the two connecting rings with the corresponding threaded holes on the annular sleeve when in use, thus being convenient for the quick disassembly and assembly of the heating rods, and then utilizing the two heating rods to heat the annular cavity in the annular sleeve, thereby being capable of conducting the heat to the interior of the injection molding nozzle body, further, residual materials accumulated in the injection nozzle body can be reheated, and simultaneously, a motor in the scraping piece is started to drive the gear to rotate, and the gear is in meshing transmission with the gear ring, thereby indirectly driving the outer scraping rod and the inner scraping rod to rapidly scrape the residual materials blocked on the outer wall and the inner part of the injection nozzle body, can increase like this and mould plastics the efficiency that the nozzle body removed the jam, and then can promote the work efficiency of injection molding machine.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of a high flow injection nozzle according to an embodiment of the present invention;

fig. 2 is a schematic diagram of an external structure in fig. 1 according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a block removal assembly according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a connection relationship between the annular sleeve and the heating rod according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a scraping member according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a nozzle quick-mounting assembly provided in an embodiment of the present invention.

In the figure: 10-injection molding the nozzle body; 20-a plug removal assembly; 210-an annular sleeve; 220-a heating rod; 230-a scraping member; 231-a gear ring; 232-motor; 233-gear; 234-an arc plate; 235-outer scraping rod; 236-inner scraper bar; 237-T shaped slide block; 240-an annular cavity; 250-a threaded hole; 260-connecting ring; 270-annular chute; 30-nozzle quick mount assembly; 310-injection nozzle base of injection molding machine; 320-a joining member; 321-a connecting rod; 322-T shaped bayonet; 323-slot; 324-a spring; 330-sealing rubber ring.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1 and 2, the present invention provides a high-fluidity injection nozzle, which comprises an injection nozzle body 10 and a block-removing assembly 20.

The injection molding nozzle body 10 is a tool for putting plastic solution into an inner cavity of a mold and is also an important component in an injection molding machine; remove stifled subassembly 20 and not only can utilize quick assembly disassembly's heating rod 220 to heat the residual material in the nozzle body 10 of moulding plastics, can also utilize the means of machinery scraping simultaneously to remain the interior outer wall of nozzle body 10 of moulding plastics and block up the material and assist and strike off to can promote the stifled efficiency of removing of nozzle body 10 of moulding plastics.

Referring to fig. 1 and 4, in addition to the blocking assembly 20 including the annular sleeve 210, the heating rod 220 and the scraping member 230, the outer wall of the annular sleeve 210 is further connected with a heat insulating sleeve, and the heat insulating sleeve is arranged to reduce the probability of heat dissipation. The annular sleeve 210 is provided with an annular cavity 240 inside, threaded holes 250 communicated with the annular cavity 240 are formed in the side wall of the annular sleeve 210 in a pair in a penetrating manner, the inner walls of the two threaded holes 250 are also provided with connecting rings 260 in a butt joint manner, one end parts of the two heating rods 220 are respectively and fixedly connected with the corresponding connecting rings 260, wherein the two connecting rings 260 can be fixed with one ends of the heating rods 220 in a screw manner, and meanwhile, it needs to be explained that an exhaust control mechanism (not shown) is arranged on the annular sleeve 210, namely, an exhaust pipeline, an air valve and a pressure gauge arranged above the exhaust pipeline, and the mechanism is the prior art, so that further description is omitted herein.

Referring to fig. 1, 3 and 5, the scraping member 230 includes a gear ring 231, a motor 232 and a gear 233, the gear ring 231 is slidably connected to the annular sleeve 210, specifically, a T-shaped slider 237 is welded on the gear ring 231, and the annular sleeve 210 is further provided with an annular sliding slot 270 matched with the T-shaped slider 237. The welding has the arc 234 on the motor 232, and two arc 234 all pass through the screw connection with the annular cover 210 that corresponds, and the motor 232 output is connected with gear 233, and is specific, and the motor 232 output has the pivot through the coupling joint, and pivot and gear 233 axle center position welded fastening. Gear 233 is connected with ring gear 231 meshing, and the welding has outer scraping rod 235 on the ring gear 231, scrapes the outer tip welding of rod 235 outward and scrapes pole 236 in, and is concrete, scrapes pole 235 and the outer wall activity laminating of nozzle body 10 of moulding plastics outward, scrapes pole 236 and the nozzle body 10 inner wall activity laminating of moulding plastics in, and what need explain is that, the cross-sectional area of scraping pole 236 in and the bore of the nozzle body 10 jet orifice of moulding plastics set up to prior art personnel according to the technical experience customization, no longer gives unnecessary details here.

Referring to fig. 1 and 6, the high-fluidity injection molding nozzle further includes a nozzle quick-mounting assembly 30, the nozzle quick-mounting assembly 30 includes an injection molding machine nozzle base 310, two connecting pieces 320 and a sealing rubber ring 330, the two connecting pieces 320 include two connecting rods 321 and T-shaped insertion rods 322, the two connecting rods 321 are respectively fixedly connected to two sides of the injection molding nozzle body 10 through screws, the two T-shaped insertion rods 322 are respectively movably inserted into the corresponding connecting rods 321, through holes matched with the T-shaped insertion rods 322 are respectively formed in the two connecting rods 321 in a penetrating manner, slots 323 matched with the T-shaped insertion rods 322 are further formed in the outer wall of the injection molding machine nozzle base 310, springs 324 are welded on the two T-shaped insertion rods 322 in pairs, all the springs 324 are fixedly welded with the corresponding connecting rods 321, the sealing rubber ring 330 is fixed to an opening of the injection molding machine nozzle base 310 through a strong glue, an annular groove matched with the sealing rubber ring 330 is formed on the injection nozzle body 10.

The working principle of the high-fluidity injection molding nozzle is as follows: when in use, the two connecting rings 260 are matched with the corresponding threaded holes 250 on the annular sleeve 210 to quickly fix the two heating rods 220 to the annular sleeve 210, so that the heating rods 220 can be conveniently and quickly disassembled and assembled, then the two heating rods 220 are used for heating the annular cavity 240 in the annular sleeve 210, so that heat can be conducted to the interior of the injection nozzle body 10, further residual materials accumulated in the injection nozzle body 10 can be reheated, meanwhile, the motor 232 in the scraping piece 230 is started to drive the gear 233 to rotate, and the gear 233 is in meshing transmission with the gear ring 231, so that the outer scraping rod 235 and the inner scraping rod 236 can be indirectly driven to quickly scrape the outer wall of the injection nozzle body 10 and the residual materials blocked in the interior, thereby increasing the blockage removing efficiency of the injection nozzle body 10, further improving the working efficiency of the injection molding machine, and when the injection nozzle body 10 needs to be disassembled and repaired, can break away from corresponding slot 323 with the pulling of two T shape inserted bars 322, thereby can make injection molding machine penetrate mouth pedestal 310 break away from with the nozzle body 10 of moulding plastics fast, treat that the nozzle body 10 of moulding plastics need penetrate mouth pedestal 310 installation with the injection molding machine again when fixed, insert two T shape inserted bars 322 in corresponding slot 323 again, the stability that nozzle body 310 and the nozzle body 10 of moulding plastics are connected can be increased to the power of tightening up that utilizes all springs 324, the leakproofness that nozzle body 310 and the nozzle body 10 of moulding plastics are connected can be increased to the injection molding machine by the cooperation of utilizing sealed rubber circle 330 and annular groove simultaneously.

It should be noted that the specific model specifications of the heating rod 220, the motor 232, the outer scraping rod 235, the inner scraping rod 236, the spring 324, and the sealing rubber ring 330 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the heating rod 220 and the motor 232 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-fluidity injection molding nozzle is characterized by comprising

An injection molding nozzle body (10);

the blockage removing assembly (20) comprises an annular sleeve (210), heating rods (220) and a scraping piece (230), an annular cavity (240) is formed in the annular sleeve (210), threaded holes (250) communicated with the annular cavity (240) are formed in the side wall of the annular sleeve (210) in a pairwise penetrating manner, connecting rings (260) are further installed on the inner walls of the two threaded holes (250) in a butt joint manner, and one end parts of the two heating rods (220) are respectively and fixedly connected with the corresponding connecting rings (260);

scrape material piece (230) and include ring gear (231), motor (232) and gear (233), ring gear (231) sliding connection to annular cover (210), be connected with arc (234) in pairs on motor (232), two arc (234) all are connected with corresponding annular cover (210), motor (232) output with gear (233) are connected, gear (233) with ring gear (231) meshing connection, be connected with outer pole (235) of scraping on ring gear (231), scrape pole (236) in the outer end connection of pole (235).

2. The high-fluidity injection molding nozzle according to claim 1, wherein the ring gear (231) is fixedly connected with a T-shaped sliding block (237), and the annular sleeve (210) is further provided with annular sliding grooves (270) matched with the T-shaped sliding block (237).

3. The high flow injection molding nozzle of claim 1, wherein the outer wiper bar (235) is movably attached to the outer wall of the injection molding nozzle body (10), and the inner wiper bar (236) is movably attached to the inner wall of the injection molding nozzle body (10).

4. A high flow injection molding nozzle as claimed in claim 1, wherein a heat shield is further attached to the outer wall of said annular sleeve (210).

5. A high flow injection molding nozzle as claimed in claim 1, further comprising a nozzle quick mount assembly (30), said nozzle quick mount assembly (30) comprising an injection molding machine nozzle body (310) and a coupling piece (320) and a sealing rubber ring (330).

6. A high flow injection molding nozzle according to claim 5, wherein there are two of the joints (320), both of the joints (320) comprising tie rods (321) and T-shaped bayonet rods (322).

7. The high flow injection nozzle of claim 6, wherein two of said connecting rods (321) are fixedly connected to two sides of said injection nozzle body (10), and two of said T-shaped insertion rods (322) are movably inserted into corresponding connecting rods (321).

8. The high-fluidity injection molding nozzle according to claim 6, wherein through holes adapted to the T-shaped insertion rods (322) are formed through both the connecting rods (321), and slots (323) adapted to the T-shaped insertion rods (322) are formed in the outer wall of the nozzle base body (310) of the injection molding machine.

9. A high flow injection molding nozzle as claimed in claim 6, wherein springs (324) are connected in pairs to both of said T-shaped plungers (322), all of said springs (324) being fixedly connected to the corresponding connecting rod (321).

10. The high-fluidity injection nozzle according to claim 5, wherein the sealing rubber ring (330) is adhered to the opening of the nozzle body (310) of the injection molding machine, and the injection nozzle body (10) is provided with an annular groove adapted to the sealing rubber ring (330).