CN103029273A - Injection part of injection molding machine - Google Patents

Injection part of injection molding machine Download PDF

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Publication number
CN103029273A
CN103029273A CN2012105337351A CN201210533735A CN103029273A CN 103029273 A CN103029273 A CN 103029273A CN 2012105337351 A CN2012105337351 A CN 2012105337351A CN 201210533735 A CN201210533735 A CN 201210533735A CN 103029273 A CN103029273 A CN 103029273A
Authority
CN
China
Prior art keywords
injection
nozzle
shower nozzle
machine barrel
heater
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2012105337351A
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Chinese (zh)
Inventor
邱培龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NINGBO XINHAITAI PLASTIC MACHINERY CO Ltd
Original Assignee
NINGBO XINHAITAI PLASTIC MACHINERY CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NINGBO XINHAITAI PLASTIC MACHINERY CO Ltd filed Critical NINGBO XINHAITAI PLASTIC MACHINERY CO Ltd
Priority to CN2012105337351A priority Critical patent/CN103029273A/en
Publication of CN103029273A publication Critical patent/CN103029273A/en
Pending legal-status Critical Current

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Abstract

The invention discloses an injection part of an injection molding machine, which comprises a nozzle, a spray head and a machine barrel, wherein the nozzle is connected with the spray head; a flow channel arranged in the nozzle is communicated with a flow channel arranged in the spray head; the spray head is connected with the machine barrel; the flow channels are communicated with an injection channel arranged in the machine barrel; a plurality of jet channels which are arranged in an inclined way are arranged around the head of the nozzle along the direction of a center line of the nozzle; the directions of the jet channels are the same as that of thread arranged at the tail of the nozzle; the flow channel arranged in the spray head is provided with a filter device; the surface of the spray head is provided with a first heating device; and a second heating device is arranged on the surface of the machine barrel. By adopting the filter device, the injection part is capable of effectively stopping impurities and avoiding the nozzle being blocked. The heating devices are arranged on the surfaces of the spray head and the machine barrel, so that the temperature stability of the injection molding machine can be improved in the injection molding process. The plurality of jet channels which have the inclination directions being the same as the rotating direction of the thread arranged at the tail of the nozzle are adopted, so that the nozzle has the self-locking function in the injection molding process, thus being prevented from loosening.

Description

A kind of injection member of injection-moulder
Technical field
The present invention relates to a kind of injection machine, relate in particular to a kind of injection member for injection machine.
Background technology
Injection machine is a kind ofly to utilize mould for plastics to make the main former of the plastic products of various shapes thermoplastic plastic or thermosetting material, and molten plastic is applied high pressure, makes its ejaculation and is full of mold cavity.But existing injection machine can produce following problem in use: 1. owing to can add additive in the plastic raw materials, can not fully melt and raw material is different with the additive fusing point, can produce particle and cause spray nozzle clogging.2. it is unstable that existing injection member easily causes the temperature between nozzle and the machine barrel when injection moulding.3. in injection moulding process, injection moulding easily causes nozzle to become flexible even comes off frequently.
Summary of the invention
The object of the present invention is to provide a kind of injection member of injection-moulder, easily cause temperature between spray nozzle clogging, nozzle and machine barrel problem unstable and that cause nozzle to become flexible even come off because of frequent injection moulding because of particle to solve existing injection machine.
To achieve these goals, the technical scheme taked of the present invention is:
A kind of injection member of injection-moulder, comprise a nozzle, a shower nozzle and a machine barrel, described nozzle is connected with described shower nozzle, and the runner of described nozzle interior is communicated with the runner of described shower nozzle inside, described shower nozzle is connected with described machine barrel, and described runner is connected with the injection canal of described machine barrel inside; Wherein, the head of described nozzle is put along the winding of nozzle centerline directional ring and somely is skewed injection channel, and described injection channel is identical with the hand of spiral of described nozzle afterbody; The runner that is positioned at described shower nozzle has filter; The surface of described shower nozzle arranges first heater, and the surface of described machine barrel arranges secondary heating mechanism.
Above-mentioned a kind of injection member of injection-moulder, wherein, described filter is screen pack, described screen pack clamp are in the runner of described shower nozzle inside.
Above-mentioned a kind of injection member of injection-moulder, wherein, described first heater is the spring heater, described spring heaters set is located at the surface of described shower nozzle.
Above-mentioned a kind of injection member of injection-moulder, wherein, described first heater is heater strip, described heater strip twines the surface that is arranged on described shower nozzle.
Above-mentioned a kind of injection member of injection-moulder, wherein, described secondary heating mechanism is telescopic heater, described telescopic heater is arranged on the surface of described machine barrel.
Above-mentioned a kind of injection member of injection-moulder, wherein, the quantity of described injection channel is four.
Above-mentioned a kind of injection member of injection-moulder, wherein, the screw thread of described nozzle afterbody is left hand thread, described injection channel is taken back along described nozzle centerline direction.
The present invention is owing to having adopted above-mentioned technology, and the good effect that makes it compared with prior art to have is
(1) by the use of filter, can effectively stop impurity, avoid spray nozzle clogging, reduce the clearing times to nozzle.
(2) by at shower nozzle and barrel surface heater being set, so that injection machine improves temperature stability in injection moulding process.
(3) by adopting the incline direction some injection channels identical with nozzle tailing screw flight direction of rotation, make nozzle in injection moulding process, can reach auto-lock function, prevent that nozzle is loosening.
Description of drawings
Fig. 1 is the schematic diagram of a kind of injection member of injection-moulder of the present invention.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments, but not as limiting to the invention.
Fig. 1 is the schematic diagram of a kind of injection member of injection-moulder of the present invention, sees also shown in Figure 1.A kind of injection member of injection-moulder of the present invention comprises a nozzle 1, a shower nozzle 2 and a machine barrel 3, and this nozzle 1 is connected with shower nozzle 2, and the runner 22 of the runner 11 of nozzle 1 inside and shower nozzle 2 inside is interconnected; Shower nozzle 2 is connected with this machine barrel 3, and the injection canal 31 of the runner 22 of shower nozzle 2 inside and machine barrel 3 inside is interconnected.Be surrounded with some skewed injection channels 12 that are at the head of nozzle 1 along the centerline direction of nozzle 1, and this injection channel 12 is identical with the direction of the screw thread 13 of nozzle 1 afterbody.In the runner 22 of shower nozzle 2 inside, be provided with a filter 23.Be provided with a first heater 21 on the surface of shower nozzle 2, be provided with a secondary heating mechanism 32 on the surface of machine barrel 3.
The present invention also has following embodiment on the basis of the above:
In the first embodiment of the present invention, please continue referring to shown in Figure 1.Above-mentioned filter 23 can be a screen pack, and these screen pack clamp are in the runner 22 of shower nozzle 2 inside.By the use of screen pack, can effectively stop the impurity in the raw material, avoid nozzle 1 is stopped up, reduce the clearing times to nozzle 1.
In the second embodiment of the present invention, first heater 21 can be a spring heater, and this spring heaters set is located at the surface of shower nozzle 2.
In the third embodiment of the present invention, first heater 21 can be a heater strip, and this heater strip twines the surface that is arranged on shower nozzle 2.
In the fourth embodiment of the present invention, secondary heating mechanism 32 can be a telescopic heater, and this telescopic heater is arranged on the surface of machine barrel 3.
By the surface at shower nozzle 2 and machine barrel 3 heater is set, so that external thermocouple device can directly be passed to heat to shower nozzle 2 and machine barrel 3, improves temperature stability in the injection machine injection moulding process with this.
In the fifth embodiment of the present invention, the quantity of nozzle 1 injection channel 12 can be four.
In the sixth embodiment of the present invention, the screw thread 13 of nozzle 1 afterbody is left hand thread, and then injection channel 12 is taken back along nozzle 1 centerline direction.Otherwise if the screw thread 13 of nozzle 1 afterbody is right-handed thread, then injection channel 12 takes over along nozzle 1 centerline direction.
By adopting the incline direction some injection channels 12 identical with nozzle 1 tailing screw flight 13 direction of rotation, so that raw material is during through injection channel 12 outside injection moulding, the rotation direction of its generation is identical with screw thread 13 tightening directions, reaches auto-lock function with this, prevents that nozzle 1 is loosening.
In sum, use a kind of injection member of injection-moulder of the present invention, by the use of filter, can effectively stop impurity, avoid spray nozzle clogging, reduce the clearing times to nozzle.By at shower nozzle and barrel surface heater being set, so that injection machine improves temperature stability in injection moulding process.By adopting the incline direction some injection channels identical with nozzle tailing screw flight direction of rotation, make nozzle in injection moulding process, can reach auto-lock function, prevent that nozzle is loosening.
The above only is preferred embodiment of the present invention; be not so restriction embodiments of the present invention and protection domain; to those skilled in the art; should recognize that being equal to that all utilizations specification of the present invention and diagramatic content done replace and the resulting scheme of apparent variation, all should be included in protection scope of the present invention.

Claims (7)

1. injection member of injection-moulder, comprise a nozzle, a shower nozzle and a machine barrel, described nozzle is connected with described shower nozzle, and the runner of described nozzle interior is communicated with the runner of described shower nozzle inside, described shower nozzle is connected with described machine barrel, and described runner is connected with the injection canal of described machine barrel inside; It is characterized in that, the head of described nozzle is put along the winding of nozzle centerline directional ring and somely is skewed injection channel, and described injection channel is identical with the hand of spiral of described nozzle afterbody; The runner that is positioned at described shower nozzle has filter; The surface of described shower nozzle arranges first heater, and the surface of described machine barrel arranges secondary heating mechanism.
2. described injection member of injection-moulder according to claim 1 is characterized in that, described filter is screen pack, and described screen pack clamp are in the runner of described shower nozzle inside.
3. described injection member of injection-moulder according to claim 1 is characterized in that, described first heater is the spring heater, and described spring heaters set is located at the surface of described shower nozzle.
4. described injection member of injection-moulder according to claim 1 is characterized in that, described first heater is heater strip, and described heater strip twines the surface that is arranged on described shower nozzle.
5. described injection member of injection-moulder according to claim 1 is characterized in that, described secondary heating mechanism is telescopic heater, and described telescopic heater is arranged on the surface of described machine barrel.
6. described injection member of injection-moulder according to claim 1 is characterized in that, the quantity of described injection channel is four.
7. described injection member of injection-moulder according to claim 1 is characterized in that, the screw thread of described nozzle afterbody is left hand thread, and described injection channel is taken back along described nozzle centerline direction.
CN2012105337351A 2012-12-07 2012-12-07 Injection part of injection molding machine Pending CN103029273A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012105337351A CN103029273A (en) 2012-12-07 2012-12-07 Injection part of injection molding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012105337351A CN103029273A (en) 2012-12-07 2012-12-07 Injection part of injection molding machine

Publications (1)

Publication Number Publication Date
CN103029273A true CN103029273A (en) 2013-04-10

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CN (1) CN103029273A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103464752A (en) * 2013-08-26 2013-12-25 苏州米莫金属科技有限公司 Injection moulding nozzle with function of avoiding cold material
CN103481450A (en) * 2013-09-27 2014-01-01 苏州长发塑胶有限公司 Nozzle for injection molding machine
CN110861263A (en) * 2019-10-15 2020-03-06 张跃 Anti-blocking heat-insulation nozzle for plastic pouring

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1177750A (en) * 1997-09-01 1999-03-23 Nissei Plastics Ind Co Injection nozzle device of injection molding machine
CN202129956U (en) * 2011-06-29 2012-02-01 宁波新海太塑料机械有限公司 Injection member of injection-moulder
CN202225376U (en) * 2011-07-26 2012-05-23 郅诚 Injection molding nozzle with functions of heating, filtering and self-locking

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1177750A (en) * 1997-09-01 1999-03-23 Nissei Plastics Ind Co Injection nozzle device of injection molding machine
CN202129956U (en) * 2011-06-29 2012-02-01 宁波新海太塑料机械有限公司 Injection member of injection-moulder
CN202225376U (en) * 2011-07-26 2012-05-23 郅诚 Injection molding nozzle with functions of heating, filtering and self-locking

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103464752A (en) * 2013-08-26 2013-12-25 苏州米莫金属科技有限公司 Injection moulding nozzle with function of avoiding cold material
CN103481450A (en) * 2013-09-27 2014-01-01 苏州长发塑胶有限公司 Nozzle for injection molding machine
CN110861263A (en) * 2019-10-15 2020-03-06 张跃 Anti-blocking heat-insulation nozzle for plastic pouring

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Application publication date: 20130410