CN109806985B - Hot runner nozzle - Google Patents

Hot runner nozzle Download PDF

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Publication number
CN109806985B
CN109806985B CN201910170290.7A CN201910170290A CN109806985B CN 109806985 B CN109806985 B CN 109806985B CN 201910170290 A CN201910170290 A CN 201910170290A CN 109806985 B CN109806985 B CN 109806985B
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Prior art keywords
nozzle
main body
disc
driving
runner
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CN201910170290.7A
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CN109806985A (en
Inventor
庄旭
董春
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Suzhou Haoxin Precision Technology Co.,Ltd.
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Suzhou Haoxin Precision Mechanical Co ltd
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Abstract

The invention discloses a hot runner nozzle, which is provided with a dismounting mechanism, so that the device can be conveniently dismounted when the device is subjected to hot maintenance after being blocked in the working process, and can be conveniently stored, the practicability of the device is increased, and the service time of the device is prolonged to a certain extent. The protection component arranged on the inner side surface of the spray nozzle can improve the cleaning performance of the device in use, the convenience of the device is improved to a certain extent, the service life of the device is prolonged to a certain extent by the inner reinforcing ribs, and the spray nozzle is well protected by the protection layer. The nozzle body and the nozzle are provided with the two flow channels which are mutually separated, so that two media can be sprayed, the spraying effect is improved, the spraying performance is ensured, and the spraying of different media is realized.

Description

Hot runner nozzle
Technical Field
The invention relates to a nozzle, in particular to a hot runner nozzle.
Background
The nozzle is a key part in a plurality of devices such as spraying, atomizing, oil spraying, sand blasting, spraying and the like, plays an important role, is widely applied in the industry, is made of stainless steel and plastic, silicon carbide, polytetrafluoroethylene, PP (engineering plastic), aluminum alloy, tungsten steel and the like, and is generally commonly used in various industries such as automobiles, electroplating, surface treatment, high-pressure cleaning, dust removal, cooling, desulfurization, humidification, stirring, gardens and the like.
When using, if the current nozzle device is blocked, and under such a high-temperature environment of a hot runner, the device is inconvenient to disassemble, the normal use of the device is influenced, the blockage of the nozzle easily causes the damage of the device, the inner surface of the nozzle is easily damaged, the maintenance of the nozzle also brings certain trouble to users, and the current nozzle structure is generally simpler, is difficult to realize the injection of various media, and can not adjust the injection area, the injection amount and the like of various media.
Accordingly, the present invention provides a hot runner nozzle that solves the problems set forth in the background above.
Disclosure of Invention
The object of the present invention is to provide a hot runner nozzle that solves the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a hot runner nozzle comprising a runner main body, a nozzle main body, a dismounting mechanism and a protection assembly, wherein the rear end of the runner main body is connected with a hot spraying medium supplier,
the front end of the runner main body is detachably connected with the nozzle main body by the dismounting mechanism;
the spray nozzle is arranged at the foremost end of the spray nozzle main body, and a protection component for protecting the inner wall of the spray nozzle is arranged in an internal spray cavity of the spray nozzle;
when the blockage condition occurs in the flow passage main body or the nozzle main body, the flow passage main body and the nozzle main body can be separated by operating the dismounting mechanism.
Further, preferably, a first branch flow passage and a second branch flow passage which are separated from each other are provided in the nozzle body, a first injection flow passage and a second injection flow passage are provided in the injection nozzle, and the first injection flow passage is communicated with the first branch flow passage so as to inject a first medium; the second injection flow channel is communicated with the second branch flow channel so as to inject a second medium, and the discharge port of the first injection flow channel and the discharge port of the second injection flow channel at the end part of the injection nozzle are arranged closely.
Preferably, a tapered guide groove is provided between the discharge port of the first injection flow passage and the discharge port of the second injection flow passage at the end of the injection nozzle, and the end of the tapered guide groove is located inside the end of the outer peripheral surface of the injection nozzle.
Preferably, the first branch flow passage and the second branch flow passage of the nozzle main body are separated by an isolation seat, an adjusting spacer is arranged in an inner side hole of the nozzle main body, where the spray nozzle is installed, the end part of the adjusting spacer is connected to the isolation seat, an adjusting component for adjusting and rotating the adjusting spacer is arranged in the isolation seat, and the size of the jet flow passage of the first medium and the size of the jet flow passage of the second medium are adjusted by adjusting the adjusting spacer.
Preferably, the adjusting assembly comprises a rotating seat and an outer seat, wherein the inner end of the isolation seat is provided with the inner hollow outer seat, the rotating seat is arranged in the outer seat, and the rotating seat drives the adjusting spacer to rotate and adjust, so that the sizes of the jet flow channels of the first medium and the second medium are adjusted.
Further, as an optimization, the dismounting mechanism comprises a fixing ring, a driving disc and a support rotation driving mechanism, the fixing ring is fixedly arranged outside the nozzle main body, the fixing ring is fixedly provided with the driving disc, the driving disc is of an annular structure, the axial direction of the annular structure extends towards one side far away from the injection nozzle, the support rotation driving mechanism is arranged on the outside of the runner main body in an axially movable mode, the support rotation driving mechanism can drive the driving disc to rotate, the nozzle main body and the runner main body rotate relatively, the nozzle main body and the runner main body are in threaded connection, and the nozzle main body and the runner main body are separated and dismounted through rotation of the driving disc.
Further, as preferred, support to lean on and rotate actuating mechanism and include drive handle, rotation seat, drive fluted disc, support and lean on fixed disk, direction fluted disc and restriction dish, wherein, the cover is established to be connected with in the runner main part support and lean on fixed disk and installation slip dish, the installation slip dish sets up support and lean on between the fixed disk and the fixed ring, support the orientation of fixed disk the one side of fixed ring adopts many spring coupling to be provided with the installation slip dish, the installation slip dish can be in under the elasticity of spring towards the fixed ring direction removal, the rotatable connection of one end of installation slip dish is provided with the rotation seat, the fixed drive handle that drives its pivoted that is provided with on the rotation seat, still fixed being provided with the drive fluted disc on the rotation seat, drive fluted disc with drive disc meshing transmission, through the rotation drive of drive fluted disc the rotation of drive disc, and the spring makes the driving fluted disc support and lean on the driving-disc carries out gear engagement, the opposite side of installation slip dish is still rotatable is provided with the direction fluted disc, the direction fluted disc with the driving-disc meshing transmission direction, the fixed one side that is close to of runner main part is located to the spacing dish.
Preferably, the rotating fluted disc drives the driving disc to perform meshing transmission by rotating the driving handle, so that the fixing ring is driven to rotate, and the nozzle main body and the flow channel main body are separated and detached.
Further, preferably, the protection assembly comprises a protection layer, the protection layer is located on the inner surface of the spray nozzle, a bolt is fixedly connected to the outer surface of the protection layer, and a reinforcing rib is fixedly connected to the inner side surface of the spray nozzle.
Further preferably, a hot runner is provided in the flow path main body.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up disassembly body, can make the device block up in the course of the work during hot maintenance after, conveniently dismantle the device, also conveniently accomodate the device simultaneously, increased the practicality of device, increased the live time to the device to a certain extent.
2. The protection component arranged on the inner side surface of the spray nozzle can improve the cleaning performance of the device in use, the convenience of the device is improved to a certain extent, the service life of the device is prolonged to a certain extent by the inner reinforcing ribs, and the spray nozzle is well protected by the protection layer.
3. The nozzle body and the nozzle are provided with the two flow channels which are mutually separated, so that two media can be sprayed, the spraying effect is improved, the spraying performance is ensured, and the spraying of different media is realized.
Drawings
FIG. 1 is a schematic view of a hot runner nozzle;
FIG. 2 is a cross-sectional view of a release mechanism in a hot runner nozzle;
FIG. 3 is a cross-sectional view of a protective assembly in a hot runner nozzle;
Detailed Description
Referring to fig. 1 to 3, in the embodiment of the present invention, a hot runner nozzle includes a flow channel main body 4, a nozzle main body 1, a dismounting mechanism and a protection component, wherein a rear end of the flow channel main body 4 is connected to a hot spraying medium supplier, and is characterized in that a front end of the flow channel main body 4 is detachably connected to the nozzle main body 1 by the dismounting mechanism;
the foremost end of the nozzle main body 1 is provided with a spray nozzle 6, and a protection component for protecting the inner wall of the spray nozzle 6 is arranged in an internal spray cavity of the spray nozzle 6;
when a clogging condition occurs in the flow path main body 4 or the nozzle main body 1, the flow path main body 4 can be separated from the nozzle main body 1 by operating the detaching mechanism.
In the present embodiment, a first branch flow passage 22 and a second branch flow passage 23 which are partitioned from each other are provided in the nozzle body 1, a first injection flow passage 21 and a second injection flow passage 19 are provided in the injection nozzle 6, and the first injection flow passage 21 communicates with the first branch flow passage 22 to inject a first medium; the second injection flow passage 19 communicates with the second branch flow passage 23 to inject the second medium, and the discharge port of the first injection flow passage 21 and the discharge port of the second injection flow passage 19 at the end of the injection nozzle 6 are arranged in close proximity to each other.
In a preferred embodiment, a tapered guide groove 20 is provided between the discharge port of the first injection flow channel 21 and the discharge port of the second injection flow channel 19 at the end of the injection nozzle 6, and the end of the tapered guide groove 20 is located inside the end of the outer circumferential surface of the injection nozzle 6.
The nozzle comprises a nozzle main body 1, a first branch flow passage 22 and a second branch flow passage 23 of the nozzle main body 1, wherein the first branch flow passage and the second branch flow passage are separated by a separation seat 28, an adjusting spacer 24 is arranged in an inner side hole of the nozzle main body 1 for installing a spray nozzle 6, the end part of the adjusting spacer 24 is connected to the separation seat 28, an adjusting component for adjusting and rotating the adjusting spacer is arranged in the separation seat, and the size of a spray flow passage of a first medium and a second medium is adjusted by adjusting the adjusting spacer.
As a better embodiment, the adjusting assembly comprises a rotating seat 26 and an outer seat 25, wherein the inner end of the isolation seat 28 is provided with the outer seat 25 which is hollow, the rotating seat is arranged in the outer seat 25, and the rotating seat 26 drives the adjusting spacer 24 to rotate and adjust, thereby realizing adjustment of the sizes of the jet flow channels of the first medium and the second medium.
In addition, in the invention, the dismounting mechanism comprises a fixing ring 2, a driving disc 3 and a propping and rotating driving mechanism, the fixing ring 2 is fixedly arranged outside the nozzle main body, the driving disc 3 is fixedly arranged on the fixing ring, the driving disc 3 is of an annular structure, the axial direction of the annular structure extends towards one side far away from the spray nozzle, the propping and rotating driving mechanism is arranged outside the runner main body 4 in an axially movable manner, the propping and rotating driving mechanism can drive the driving disc 3 to rotate, so that the nozzle main body and the runner main body rotate relatively, the nozzle main body and the runner main body are in threaded connection, and the nozzle main body and the runner main body are separated and dismounted through the rotation of the driving disc 3.
The abutting rotation driving mechanism comprises a driving handle 7, a rotation seat 5, a driving fluted disc 8, an abutting fixed disc 9, a guiding fluted disc 10 and a limiting disc 17, wherein the abutting fixed disc 9 and an installation sliding disc are sleeved and connected on the runner main body, the installation sliding disc is arranged between the abutting fixed disc and the fixing ring, one side of the abutting fixed disc, which faces the fixing ring, is provided with the installation sliding disc by adopting a plurality of springs 16 in a connecting way, the installation sliding disc can move towards the fixing ring under the elasticity of the springs 16, one end of the installation sliding disc is rotatably connected with the rotation seat, the rotation seat is fixedly provided with the driving handle 7 for driving the rotation of the rotation seat, the rotation seat is also fixedly provided with the driving fluted disc, the driving fluted disc is in meshing transmission with the driving disc 3, and the rotation of the driving disc is driven by the rotation of the driving fluted disc, and the spring makes the drive fluted disc support and lean on the drive-disc carries out the gear 15 meshing, the opposite side of installation slip dish is still rotatable is provided with the direction fluted disc, the direction fluted disc with drive-disc 3 meshing transmission direction, the fixed one side that is close to of runner main part is located to the spacing dish 17.
In the invention, the rotating fluted disc drives the driving disc 3 to be in meshing transmission by rotating the driving handle, so as to drive the fixing ring 2 to rotate, thereby realizing the separation and the disassembly between the nozzle main body and the runner main body.
As shown in fig. 3, the protection assembly includes a protection layer 13, the protection layer 13 is located on the inner surface of the spray nozzle, the outer surface of the protection layer 13 is fixedly connected with a bolt 12, and the inner side surface of the spray nozzle is fixedly connected with a reinforcing rib 11. A hot runner 18 is arranged in the runner main body 4.
By arranging the dismounting mechanism, the device can be conveniently dismounted and stored during hot maintenance after the device is blocked in the working process, the practicability of the device is improved, and the service time of the device is prolonged to a certain extent. The protection component arranged on the inner side surface of the spray nozzle can improve the cleaning performance of the device in use, the convenience of the device is improved to a certain extent, the service life of the device is prolonged to a certain extent by the inner reinforcing ribs, and the spray nozzle is well protected by the protection layer. The nozzle body and the nozzle are provided with the two flow passages which are separated from each other, so that two media can be sprayed, the spraying effect is improved, the spraying performance is ensured, and the spraying of different media is realized
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims (8)

1. A hot runner nozzle comprises a runner main body (4), a nozzle main body (1), a dismounting mechanism and a protection component, wherein the rear end of the runner main body (4) is connected with a hot spraying medium supplier,
the front end of the runner main body (4) is detachably connected with the nozzle main body (1) by the dismounting mechanism;
the foremost end of the nozzle main body (1) is provided with a spray nozzle (6), and a protection component for protecting the inner wall of the spray nozzle (6) is arranged in an internal spray cavity of the spray nozzle (6);
when the blockage situation occurs in the flow passage main body (4) or the nozzle main body (1), the flow passage main body (4) can be separated from the nozzle main body (1) by operating the dismounting mechanism;
the disassembly mechanism comprises a fixing ring (2), a driving disc (3) and a propping and rotating driving mechanism, the fixing ring (2) is fixedly arranged outside the nozzle main body, the driving disc (3) is fixedly arranged on the fixing ring, the driving disc (3) is of an annular structure, the axial direction of the annular structure extends towards one side far away from the spray nozzle, the propping and rotating driving mechanism is arranged outside the runner main body (4) in an axially movable manner, the propping and rotating driving mechanism can drive the driving disc (3) to rotate, so that the nozzle main body and the runner main body rotate relatively, the nozzle main body and the runner main body are in threaded connection, and the nozzle main body and the runner main body are separated and disassembled by rotating the driving disc (3);
the abutting rotary driving mechanism comprises a driving handle (7), a rotating seat (5), a driving fluted disc (8), an abutting fixed disc (9), a guiding fluted disc (10) and a limiting disc (17), wherein the runner main body is sleeved with the abutting fixed disc (9) and an installation sliding disc, the installation sliding disc is arranged between the abutting fixed disc and the fixing ring, one side of the abutting fixed disc, facing the fixing ring, is provided with a plurality of springs (16) in a connecting way, the installation sliding disc can move towards the fixing ring under the elastic force of the springs (16), one end of the installation sliding disc is rotatably connected with the rotating seat, the rotating seat is fixedly provided with the driving handle (7) for driving the rotation of the rotating seat, the rotating seat is further fixedly provided with the driving fluted disc, and the driving fluted disc is meshed with the driving disc (3) for transmission, the driving disc is driven to rotate through rotation of the driving fluted disc, the driving fluted disc is abutted to the driving disc to be meshed with teeth, the other side of the installation sliding disc is further rotatably provided with a guide fluted disc, the guide fluted disc is meshed with the driving disc (3) for transmission and guide, and the limiting disc (17) is fixedly positioned on one side, close to the fixing ring, of the runner main body.
2. A hot runner nozzle according to claim 1, wherein a first branch flow passage (22) and a second branch flow passage (23) are provided in the nozzle body (1) so as to be divided from each other, a first injection flow passage (21) and a second injection flow passage (19) are provided in the injection nozzle (6), and the first injection flow passage (21) communicates with the first branch flow passage (22) to inject a first medium; the second injection flow channel (19) is communicated with the second branch flow channel (23) so as to inject a second medium, and the discharge port of the first injection flow channel (21) at the end part of the injection nozzle (6) is closely adjacent to the discharge port of the second injection flow channel (19).
3. A hot runner nozzle according to claim 2, wherein a tapered guide groove (20) is provided between the discharge port of the first injection flow passage (21) and the discharge port of the second injection flow passage (19) at the end of the nozzle (6), and the end of the tapered guide groove (20) is located inside the end of the outer peripheral surface of the nozzle (6).
4. The hot runner nozzle according to claim 2, wherein the first branch flow passage (22) and the second branch flow passage (23) of the nozzle body (1) are separated by a separation seat (28), an adjusting spacer (24) is arranged in an inner side hole of the nozzle body (1) for mounting the spray nozzle (6), the end part of the adjusting spacer (24) is connected to the separation seat (28), an adjusting component for adjusting and rotating the adjusting spacer is arranged in the separation seat, and the size of the spray flow passages of the first medium and the second medium is adjusted by adjusting the adjusting spacer.
5. Hot runner nozzle according to claim 4, characterized in that the adjustment assembly comprises a rotary seat (26) and an outer seat (25), wherein the inner end of the separation seat (28) is provided with the outer seat (25) which is hollow, the rotary seat is arranged in the outer seat (25), and the rotary seat (26) drives the rotary adjustment of the adjustment spacer (24) to further realize the adjustment of the sizes of the jet flow passages of the first medium and the second medium.
6. The hot runner nozzle according to claim 1, wherein the rotating fluted disc drives the driving disc (3) to be in meshing transmission by rotating the driving handle, so as to drive the fixing ring (2) to rotate, thereby realizing the separation and disassembly between the nozzle body and the runner body.
7. Hot runner nozzle according to claim 1, characterised in that the protective assembly comprises a protective layer (13), the protective layer (13) being located on the inner surface of the nozzle, the outer surface of the protective layer (13) being fixedly connected with bolts (12), and the inner surface of the nozzle being fixedly connected with reinforcing ribs (11).
8. Hot runner nozzle according to claim 7, characterised in that a hot runner (18) is provided in the runner body (4).
CN201910170290.7A 2019-03-07 2019-03-07 Hot runner nozzle Active CN109806985B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910170290.7A CN109806985B (en) 2019-03-07 2019-03-07 Hot runner nozzle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910170290.7A CN109806985B (en) 2019-03-07 2019-03-07 Hot runner nozzle

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Publication Number Publication Date
CN109806985A CN109806985A (en) 2019-05-28
CN109806985B true CN109806985B (en) 2020-10-23

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Application Number Title Priority Date Filing Date
CN201910170290.7A Active CN109806985B (en) 2019-03-07 2019-03-07 Hot runner nozzle

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Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203282662U (en) * 2013-04-26 2013-11-13 东莞市贝斯特热流道科技有限公司 Multi-head color changing hot sprue for hot runner
CN204658848U (en) * 2015-06-12 2015-09-23 深圳市麦士德福科技股份有限公司 A kind of needle valve hot flow passage system
CN204844713U (en) * 2015-08-21 2015-12-09 马斯特模具(昆山)有限公司 MSC needle valve formula hot runner system
CN204820160U (en) * 2015-08-27 2015-12-02 武汉多科玛精密机械有限公司 Hot runner system
CN205167409U (en) * 2015-10-19 2016-04-20 张家港市乐余百润塑料模具厂 Single runner multithread way formula injection mold
CN207789619U (en) * 2018-01-25 2018-08-31 珠海市贤创科技有限公司 Height is containing the fine amount special hot runner hot nozzle of engineering plastics

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Address after: 215000 3 Fuhang Road, hejiajiao village, Wangting Town, Xiangcheng District, Suzhou City, Jiangsu Province

Patentee after: SUZHOU HAOXIN PRECISION MECHANICAL Co.,Ltd.

Address before: No. 399 Xinfeng Road, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province, 215000

Patentee before: SUZHOU HAOXIN PRECISION MECHANICAL Co.,Ltd.

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Address after: 215000 No. 3, Fuhang Road, intelligent manufacturing industrial park, Wangting Town, Xiangcheng District, Suzhou City, Jiangsu Province

Patentee after: Suzhou Haoxin Precision Technology Co.,Ltd.

Address before: 215111 No. 3, Fuhang Road, hejiajiao village, Wangting Town, Xiangcheng District, Suzhou City, Jiangsu Province

Patentee before: SUZHOU HAOXIN PRECISION MECHANICAL CO.,LTD.

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Denomination of invention: Hot runner nozzle

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