CN111070603A - A hot nozzle heater with self-stress tightening of a cover ring tube sleeve snap spring - Google Patents
A hot nozzle heater with self-stress tightening of a cover ring tube sleeve snap spring Download PDFInfo
- Publication number
- CN111070603A CN111070603A CN202010014290.0A CN202010014290A CN111070603A CN 111070603 A CN111070603 A CN 111070603A CN 202010014290 A CN202010014290 A CN 202010014290A CN 111070603 A CN111070603 A CN 111070603A
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- Prior art keywords
- sleeve
- cover ring
- heating coil
- heater
- sleeve body
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- Pending
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 76
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 238000001746 injection moulding Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 108091092889 HOTTIP Proteins 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2737—Heating or cooling means therefor
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a hot nozzle heater with a cover ring, a pipe sleeve and a buckle spring tightened by self stress, which relates to the technical field of heating devices and comprises a sleeve body, a cover ring and a heating coil, wherein the cover ring is arranged at one end of the sleeve body and is movably connected with the sleeve body, a wire outlet groove is formed in the cover ring, the heating coil penetrates through the wire outlet groove and is in contact with the inner side of the sleeve body, and one end of the heating coil is fixedly connected with the sleeve body. According to the invention, the heating coil extending out of the sleeve body is held by hands, the heating coil is stirred to rotate, the heating coil and the cover ring synchronously rotate, the heating coil is elastically deformed and outwards expanded, the diameter is enlarged, the heater is conveniently sleeved on the heat nozzle, when the heating coil is developed by loosening hands, the heating coil is recovered to the original shape, the heater is tightly sleeved on the heat nozzle, and the heat conduction effect is good; because the sleeve body is provided with the convex part, the puller can hook the convex part, and then the puller can rapidly take out the heater from the hot nozzle.
Description
Technical Field
The invention relates to the technical field of heating devices, in particular to a hot nozzle heater with a cover ring pipe sleeve buckle spring tightened by self stress.
Background
In order to prevent the plastic melt from solidifying in the injection hot nozzle, the injection hot nozzle of the existing injection mold is generally equipped with a corresponding heating device, wherein a copper sleeve heater and a spring heating ring are taken as main components. The existing copper sleeve heater is assembled on a corresponding injection molding hot nozzle and is not tight or loose, so that the existing copper sleeve heater is difficult to be well matched together; in order to ensure the matching precision of the copper sleeve and the injection molding hot nozzle, the inner diameter of the copper sleeve and the outer diameter of the injection molding hot nozzle require high processing precision, and the processing difficulty is high. For the spring heating ring, because the spring heating ring has resilience, when the inner diameter of the spring heating ring is small, the spring heating ring is difficult to be arranged on an injection molding hot nozzle; when the inner diameter of the spring heating ring is larger, the spring heating ring is loosely mounted, and the temperature of an injection molding hot nozzle of the spring heating ring can not meet the requirement when the spring heating ring is heated to be red. The tip position of the spring type heating wire is fixedly welded, and when the common spring heating wire is installed on a hot nozzle, because the space of the annular hanging table flange of the hot nozzle is narrow, and the clearance heat insulation groove of the hot nozzle is deep, common tools or hands cannot be installed in place, one end of a heater of the spring is difficult to completely reach the top position of the heat insulation groove ring, so that the heat transfer is insufficient, or the depth is inconsistent, the heat conduction effect is inconsistent, the melting temperature of plastics in the hot nozzle is inconsistent, the quality of a formed product is inconsistent, the quality of an injection molding product can be seriously influenced, and the consistency of an injection molding process is influenced. In addition, when the existing copper sleeve heater is taken out, the copper sleeve heater is difficult to directly take down due to no proper acting point, the heat nozzle needs to be disassembled from the rear of an injection molding machine, and the process is very complicated.
Disclosure of Invention
The invention aims to provide a hot nozzle heater with a cover ring pipe sleeve buckle spring tightened by self stress, which has the advantages of good heat conduction effect and capability of quickly taking out the heater from a hot nozzle, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a lid circle pipe box buckle spring is from hot nozzle heater that stress tightens up, includes sleeve pipe body, lid circle and heating coil, and the lid circle is established in sleeve pipe body one end, lid circle and sleeve pipe body swing joint, is equipped with the wire groove on the lid circle, and it is inboard that sleeve pipe body and lid circle are placed in to heating coil in, and the wire groove is run through to heating coil's one end, and heating coil extends to the sleeve pipe body outside from the wire groove, the heating coil other end and sleeve pipe body fixed connection.
As a still further scheme of the invention: the cover ring is fixedly provided with a convex ring, the sleeve body is provided with a groove matched with the convex ring, the cover ring is rotatably sleeved on the sleeve body, and the size of the cover ring is matched with the sleeve body.
As a still further scheme of the invention: the inner diameter of the heating coil in a relaxed state is smaller than that of the heat nozzle.
As a still further scheme of the invention: the heating coil is tightly attached to the inner walls of the sleeve body and the cover ring and is uniformly distributed in the sleeve body and the cover ring in a spiral shape.
As a still further scheme of the invention: the sleeve body and the cover ring are made of stainless steel, and the heating coil is made of copper.
As a still further scheme of the invention: the device comprises a heater, and is characterized by further comprising a puller used for screwing in and screwing out the heater, wherein the puller comprises a sleeve, a connecting rod and a handle, the sleeve is fixedly connected with the connecting rod, the connecting rod is fixedly connected with the handle, and a clamping hook is fixedly arranged at the bottom of the puller.
As a still further scheme of the invention: the inner diameter of the sleeve is larger than the outer diameter of the sleeve body, the sleeve is hollow, a notch is arranged between the clamping hook and the sleeve, and the notch, the clamping hook and the sleeve are integrally formed.
As a still further scheme of the invention: the bottom side of the sleeve body is fixedly provided with a gasket.
As a still further scheme of the invention: one end of the heating coil is welded with the inner wall of the sleeve body.
Compared with the prior art, the invention has the beneficial effects that:
the invention comprises a sleeve body, a cover ring and a heating coil, wherein the cover ring is provided with a wire outlet groove, the heating coil penetrates through the wire outlet groove and is welded with the inner wall of the sleeve body, the cover ring and the sleeve body can rotate relatively, the heating coil extending out of the sleeve body is held by hands and is stirred to rotate, the heating coil and the cover ring synchronously rotate, at the moment, the heating coil generates elastic deformation and expands outwards, the diameter is enlarged, a heater is conveniently sleeved on a heat nozzle, when the heat coil is developed by loosening the hands, the heating coil recovers the original shape, and because the inner diameter of the heating coil in a loosening state is smaller than that of the heat nozzle, the heater is tightly sleeved on the heat nozzle, and the heat conduction effect is good. The invention has the advantages of convenient assembly and disassembly, good heat conduction effect and low cost.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view of the structure of FIG. 1 in the direction of A.
FIG. 3 is a schematic view of the B-direction structure of the present invention.
FIG. 4 is a schematic cross-sectional view of C-C of FIG. 2 according to the present invention.
Fig. 5 is a schematic structural view of the cap ring and the sleeve body assembly of the present invention.
Fig. 6 is an exploded view of the present invention.
Fig. 7 is a schematic structural view of the cover ring of the present invention.
FIG. 8 is a schematic view of the structure of the drawer of the present invention.
Fig. 9 is a schematic view of the structure of the assembly of the present invention with a hot nozzle.
Fig. 10 is a schematic cross-sectional view of D-D in fig. 9.
Fig. 11 is a schematic view of the structure of the present invention and another assembly of the heat nozzle.
Fig. 12 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 13 is a schematic view of the structure in direction E of fig. 12.
Fig. 14 is a schematic view of the structure in the direction F in fig. 12.
Fig. 15 is an exploded view of example 2 of the present invention.
Fig. 16 is a schematic view of the structure of the assembly of example 2 of the present invention with a hot nozzle.
The labels in the figure are:
the sleeve comprises a sleeve body 12, a cover ring 13, a heating coil 14, an outlet groove 15, a convex part 16, a puller 17, a sleeve 18, a connecting rod 19, a handle 20, a notch 21, a convex ring 22, a clamping hook 23, a hot nozzle 24 and a welding point 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to fig. 1 to 2, in an embodiment of the present invention, a hot nozzle heater with a cover ring and a sleeve buckle spring tightened by self-stress includes a sleeve body 12, a cover ring 13, and a heating coil 14, the cover ring 13 is matched with the sleeve body 12 in size, and specifically, the outer diameter of the cover ring 13 is matched with the inner diameter of the sleeve body 12. The cover ring 13 is disposed at one end of the casing body 12 and movably connected to the casing body 12, specifically referring to fig. 7, a protruding ring 22 is fixedly disposed on the cover ring 13, a groove matched with the protruding ring 22 is disposed on the casing body 12, referring to fig. 5, the cover ring 13 is fixedly connected to the casing body 12 in the vertical direction by the engagement of the protruding ring 22 and the groove, and the cover ring 13 and the casing body 12 can rotate relatively in the horizontal direction. Referring to fig. 1, the heating coil 14 is disposed inside the sleeve body 12 and the cover ring 13, and preferably, the heating coil 14 is disposed closely to the inner walls of the sleeve body 12 and the cover ring 13 and is spirally and uniformly distributed inside the sleeve body 12 and the cover ring 13; referring to fig. 4, a wire outlet groove 15 is formed in the cover ring 13, one end of the heating coil 14 penetrates through the wire outlet groove 15 and extends to the outside of the sleeve body 12 from the wire outlet groove 15, and the other end of the heating coil is welded to the sleeve body 12 through a welding point 25; the inner diameter of the heating coil 14 in a loose state is smaller than that of the heat nozzle 24, the bottom side of the sleeve body 12 is fixedly provided with a gasket, the bottom of the sleeve body 12 is smooth and attractive due to the arrangement of the gasket, the sleeve body 12 and the cover ring 13 are made of stainless steel with good thermal conductivity and low cost, and the heating coil 14 is made of copper with good thermal conductivity.
Referring to fig. 9, in the use process of the present embodiment, when the heater needs to be installed, one hand holds the sleeve body 12, the other hand holds the heating coil 14 extending out of the sleeve body 12, and stirs the heating coil 14 to rotate, the heating coil 14 and the cover ring 13 rotate synchronously, at this time, the heating coil 14 elastically deforms and expands outwards, the diameter is increased, so that the heater is conveniently sleeved on the heat nozzle 24, when the hand loosens to develop the heating coil 14, the heating coil 14 recovers, because the inner diameter of the heating coil 14 in a loose state is smaller than the inner diameter of the heat nozzle 24, the heater is tightly sleeved on the heat nozzle 24, and the heat conduction effect is good; when the heater needs to be taken down, one hand holds the sleeve body 12, the other hand holds the heating coil 14 extending out of the sleeve body 12, the heating coil 14 is stirred to rotate, the heating coil 14 and the cover ring 13 rotate synchronously, at the moment, the heating coil 14 generates elastic deformation and expands outwards, the diameter is enlarged, and the heater can be taken down from the heat nozzle 24 quickly.
Referring to fig. 11, the heater may alternatively be fitted to the hot tip in such a way that the cap 13 of the heater is mounted at the end of the tip remote from the hot tip 24.
Referring to fig. 8, a preferred embodiment of the present invention further includes a puller 17 for screwing in and out the heater, the puller 17 includes a sleeve 18, a connecting rod 19, and a handle 20, the sleeve 18 is fixedly connected to the connecting rod 19, a hook 23 is fixedly disposed at the bottom of the puller 17, and the connecting rod 19 is fixedly connected to the handle 20; the inner diameter of the sleeve 18 is larger than the outer diameter of the sleeve body 12, the sleeve 18 is hollow, a gap 21 is arranged between the hook 23 and the sleeve 18, the gap 21 and the hook 23 are integrally formed with the sleeve 18, and the gap 21 can avoid the heating coil 14, so that the puller 17 can be smoothly sleeved on the heater; the hook 23 of the puller 17 can hook the heating coil 14 extending out of the side surface of the sleeve body 12, so that the heating sleeve can be quickly disassembled and assembled, and the use is simple and convenient.
Example 2:
referring to fig. 12 to 16, the present embodiment is different from embodiment 1 in that: the bulge part 16 on the side surface of the sleeve body 12 is added, the bulge part 16 is welded with the sleeve body 12, and the bulge part 16 can be designed into different lengths according to requirements, for example, the bulge part 16 can extend to the cover ring 13. In the use process of the embodiment, the protruding portion 16 can be used as a stress point, the protruding portion 16 and the heating coil 14 extending out of the sleeve body 12 can be clamped by using the pincer-shaped clamp, then the pincer-shaped clamp is held tightly, the heating coil 14 can elastically deform and expand outwards, the diameter of the heating coil increases, and the heating sleeve can be quickly sleeved on the heat nozzle 24; when the pincerlike clamp is loosened, the heating coil 14 is restored to the original state, and because the inner diameter of the heating coil in the loose state is smaller than that of the heat nozzle, the heater is tightly sleeved on the heat nozzle 24 at the moment, and the heat conduction effect is good; when the heating sleeve needs to be taken down, the clamp-shaped clamp can be used for clamping the convex part 16 and the heating coil 14 extending out of the sleeve body 12, then the clamp-shaped clamp is held tightly, the heating coil 14 can be elastically deformed and expanded outwards, the diameter is enlarged, and the heating sleeve can be taken down from the heat nozzle 24 quickly. In this embodiment, the heater can be directly attached and detached without using a tool, and the specific use method is the same as that of embodiment 1.
The invention has the advantages of convenient use, quick disassembly and assembly of the heater, good heat conduction effect and low manufacturing cost.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a lid circle pipe box buckle spring is from hot nozzle heater that stress tightens up which characterized in that, includes sleeve pipe body (12), lid circle (13) and heating coil (14), lid circle (13) are established sleeve pipe body (12) one end, lid circle (13) and sleeve pipe body (12) swing joint, be equipped with wire-out groove (15) on lid circle (13), place in heating coil (14) sleeve pipe body (12) and lid circle (13) are inboard, the one end of heating coil (14) is run through wire-out groove (15), heating coil (14) extend to sleeve pipe body (12) outside from wire-out groove (15), the heating coil (14) other end and sleeve pipe body (12) fixed connection.
2. The heater with the hot nozzle tightened by the self-stress of the cover ring pipe sleeve buckle spring as claimed in claim 1, wherein a raised ring (22) is fixedly arranged on the cover ring (13), a groove matched with the raised ring (22) is arranged on the sleeve body (12), the cover ring (13) is rotatably sleeved on the sleeve body (12), and the size of the cover ring (13) is matched with that of the sleeve body (12).
3. A hot nozzle heater with a snap spring self-stressing heat-generating coil as claimed in claim 1, characterised in that the internal diameter of the heat-generating coil (14) in the relaxed state is less than the internal diameter of the heat nozzle (24).
4. A hot nozzle heater with a snap spring of cover ring and tube capable of self-tightening stress according to claim 1, characterized in that the heat generating coil (14) is closely arranged on the inner wall of the sleeve body (12) and the cover ring (13) and is uniformly distributed in the sleeve body (12) and the cover ring (13) in a spiral shape.
5. A hot nozzle heater with a snap spring self-stressing tightening cover ring and pipe sleeve according to claim 1, characterized in that the sleeve body (12) and the cover ring (13) are both made of stainless steel, and the heat generating coil (14) is made of copper.
6. The hot nozzle heater with the self-stress tightening of the snap spring of the cover ring pipe sleeve according to claim 1 is characterized by further comprising a puller (17) for screwing the heater in and out, wherein the puller (17) comprises a sleeve (18), a connecting rod (19) and a handle (20), the sleeve (18) is fixedly connected with the connecting rod (19), the connecting rod (19) is fixedly connected with the handle (20), and a clamping hook (23) is fixedly arranged at the bottom of the puller (17).
7. The heater is characterized in that the inner diameter of the sleeve (18) is larger than the outer diameter of the sleeve body (12), the sleeve (18) is hollow, a gap (21) is arranged between the clamping hook (23) and the sleeve (18), and the gap (21), the clamping hook (23) and the sleeve (18) are integrally formed.
8. A hot-mouth heater with a self-stressing tightening of the snap spring of the cover-ring-sleeve according to claim 1, characterised in that the bottom side of the sleeve body (12) is provided with a washer.
9. A hot nozzle heater with a snap spring of a cover ring and a pipe sleeve tightened by self-stress as claimed in claim 1, wherein one end of the heat generating coil (14) is welded to the inner wall of the sleeve body (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010014290.0A CN111070603A (en) | 2020-01-07 | 2020-01-07 | A hot nozzle heater with self-stress tightening of a cover ring tube sleeve snap spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010014290.0A CN111070603A (en) | 2020-01-07 | 2020-01-07 | A hot nozzle heater with self-stress tightening of a cover ring tube sleeve snap spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111070603A true CN111070603A (en) | 2020-04-28 |
Family
ID=70322460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010014290.0A Pending CN111070603A (en) | 2020-01-07 | 2020-01-07 | A hot nozzle heater with self-stress tightening of a cover ring tube sleeve snap spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111070603A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1187027A (en) * | 1997-09-06 | 1999-03-30 | Sukegawa Electric Co Ltd | Heater unit |
| CN101018434A (en) * | 2006-02-08 | 2007-08-15 | 霍特塞特电热元件和附件有限责任公司 | A device for heating tubular items |
| JP2012240134A (en) * | 2011-05-17 | 2012-12-10 | Toyo Seikan Kaisha Ltd | Bush removal method |
| CN203046188U (en) * | 2013-01-17 | 2013-07-10 | 柳道万和(苏州)热流道系统有限公司 | Sleeve heater with adjustable inner diameter |
| CN203092985U (en) * | 2013-01-31 | 2013-07-31 | 先锐模具配件(东莞)有限公司 | Heater for hot runner system |
| CN105643552A (en) * | 2016-03-11 | 2016-06-08 | 神华集团有限责任公司 | Reactor bubble cap dismounting device |
| CN205950625U (en) * | 2016-08-17 | 2017-02-15 | 海南金海浆纸业有限公司 | Nozzle dismounting device |
| CN106956408A (en) * | 2016-01-12 | 2017-07-18 | 柳道万和(苏州)热流道系统有限公司 | Double pipe heater |
| CN107148098A (en) * | 2017-06-30 | 2017-09-08 | 东莞千度电热器材有限公司 | A kind of METAL HEATING PROCESS sleeve pipe and its replacer |
| CN211492733U (en) * | 2020-01-07 | 2020-09-15 | 东莞千度电热器材有限公司 | Cover ring pipe sleeve buckle spring self-stress tightening hot nozzle heater |
-
2020
- 2020-01-07 CN CN202010014290.0A patent/CN111070603A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1187027A (en) * | 1997-09-06 | 1999-03-30 | Sukegawa Electric Co Ltd | Heater unit |
| CN101018434A (en) * | 2006-02-08 | 2007-08-15 | 霍特塞特电热元件和附件有限责任公司 | A device for heating tubular items |
| JP2012240134A (en) * | 2011-05-17 | 2012-12-10 | Toyo Seikan Kaisha Ltd | Bush removal method |
| CN203046188U (en) * | 2013-01-17 | 2013-07-10 | 柳道万和(苏州)热流道系统有限公司 | Sleeve heater with adjustable inner diameter |
| CN203092985U (en) * | 2013-01-31 | 2013-07-31 | 先锐模具配件(东莞)有限公司 | Heater for hot runner system |
| CN106956408A (en) * | 2016-01-12 | 2017-07-18 | 柳道万和(苏州)热流道系统有限公司 | Double pipe heater |
| CN105643552A (en) * | 2016-03-11 | 2016-06-08 | 神华集团有限责任公司 | Reactor bubble cap dismounting device |
| CN205950625U (en) * | 2016-08-17 | 2017-02-15 | 海南金海浆纸业有限公司 | Nozzle dismounting device |
| CN107148098A (en) * | 2017-06-30 | 2017-09-08 | 东莞千度电热器材有限公司 | A kind of METAL HEATING PROCESS sleeve pipe and its replacer |
| CN211492733U (en) * | 2020-01-07 | 2020-09-15 | 东莞千度电热器材有限公司 | Cover ring pipe sleeve buckle spring self-stress tightening hot nozzle heater |
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