CN210047001U - Rotary tooth type hot nozzle - Google Patents
Rotary tooth type hot nozzle Download PDFInfo
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- CN210047001U CN210047001U CN201920771846.3U CN201920771846U CN210047001U CN 210047001 U CN210047001 U CN 210047001U CN 201920771846 U CN201920771846 U CN 201920771846U CN 210047001 U CN210047001 U CN 210047001U
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Abstract
The utility model belongs to the technical field of hot chew, especially, be a rotatory tooth formula heat is chewed, it is too much to chew to current hot of moulding plastics and contact between the fixed die plate, the temperature that hot of moulding plastics is chewed has reduced the cooling effect of fixed die plate, and be difficult for keeping the problem that self temperature was chewed to the hot of moulding plastics, the following scheme is proposed now, it includes the flow distribution plate, the bottom side of flow distribution plate is equipped with the screw thread interface groove, screw thread interface inslot threaded connection has the hot body of chewing of revolving tooth, the outside that the hot body of chewing of revolving tooth is equipped with the fixed die plate, the bottom that the hot body of chewing of revolving tooth has seted up the screw thread and has connect the groove soon, the screw thread connects soon and has seted up circular groove. The utility model relates to a rationally, directly screw on the flow distribution plate through chewing the body soon tooth heat, reduce and chew the temperature conduction between body and the fixed die plate soon tooth heat, guaranteed to chew the temperature of body and the cooling effect of fixed die plate soon tooth heat, and improve and chew the head and chew the sealed effect between the body soon tooth heat, do benefit to the use.
Description
Technical Field
The utility model relates to a technical field is chewed to the heat, especially relates to a spiral tooth formula heat is chewed.
Background
At present, injection molding in the molding of plastic products in China market already occupies a very important position, and the injection molding is mainly divided into a cold runner and a hot runner, and an injection molding hot nozzle is mainly used on the hot runner.
For example, patent document No. 201320248267.3 discloses a fast-heating injection-molded hot nozzle, which comprises a nozzle body and a copper nozzle core made of copper material, wherein an axial channel is arranged on the nozzle body, the head end of the axial channel is provided with an assembly concave position matched with the outline of the copper nozzle core, the copper nozzle core is arranged in the assembly concave position, and the head part slightly extends out of the assembly concave position; this design copper chews the core and adopts the copper product material to make, can effectively accelerate the heat transfer, and the core setting is chewed at the assembly concave position of chewing the body to copper chews moreover, has effectively reduced the heat loss, guarantees to chew the difficult quilt of the first sizing material of portion and cools off, avoids appearing sizing material blocking phenomenon, ensures the normal work that the heat was chewed, improves the stability of work greatly, and then improves the efficiency of moulding plastics, and overall structure is simple moreover, easily realizes, and is with low costs.
However, the existing injection molding hot nozzle cannot be directly fixed on the splitter plate when in use, the injection molding hot nozzle is in excessive contact with the fixed mold plate, the temperature of the injection molding hot nozzle reduces the cooling effect of the fixed mold plate, and the temperature of the injection molding hot nozzle is not easy to maintain, so that a rotary tooth type hot nozzle is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems that the prior injection molding heat is chewed and the fixed mold plate is excessively contacted, the injection molding heat is chewed, the temperature of the fixed mold plate is reduced, the cooling effect of the fixed mold plate is not easy to keep the injection molding heat to chew the self temperature, and the provided rotary tooth type heat is chewed.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a thread-rotating type hot nozzle comprises a flow distribution plate, wherein a thread interface groove is formed in the bottom side of the flow distribution plate, a thread-rotating type hot nozzle body is connected with the thread interface groove in a threaded mode, a fixed mold plate is arranged on the outer side of the thread-rotating type hot nozzle body, a thread-rotating groove is formed in the bottom end of the thread-rotating type hot nozzle body, a circular groove is formed in the inner wall of the top of the thread-rotating groove, a connecting hole is formed in the top end of the thread-rotating type hot nozzle body, and the circular groove and the thread interface groove are both communicated with the connecting hole;
the novel spiral thread connecting device is characterized in that a limiting sleeve is movably sleeved in the circular groove, a thread screwing groove is internally screwed with a nozzle head, a cylindrical groove is formed in the top side of the nozzle head, a round platform type groove is formed in the inner wall of the bottom of the cylindrical groove, the cylindrical groove and the round platform type groove are movably sleeved with the same nozzle core, the top end of the nozzle core extends to the outer side of the nozzle head and extends into the circular groove, and the top end of the nozzle core is in movable sealing contact with the bottom end of the limiting sleeve.
Preferably, round platform type groove sets up to inverted round platform type structure, the lateral wall in column type groove and round platform type groove all with chew the outside movable sealing connection of core, and chew the bottom of core and the bottom inner wall movable sealing contact in round platform type groove, chew the head and screw when the screw connects the inslot soon for it is inseparabler to laminate between round platform type groove and the core of chewing.
Preferably, the bottom end of the nozzle head is provided with a circular truncated cone-shaped hole, the circular truncated cone-shaped hole is of a regular circular truncated cone-shaped structure, the circular truncated cone-shaped groove is communicated with the circular truncated cone-shaped hole, and the circular truncated cone-shaped hole is used for enabling sol to flow out.
Preferably, the tooth rotating hot nozzle body is connected with a heating wire outlet.
Preferably, the outside activity cover of chewing the body soon tooth heat is equipped with the protective sheath, and a plurality of bolt pilot holes have been seted up in the outside of protective sheath, and the protective sheath plays the guard action to chewing the body soon tooth heat, avoids revolving tooth heat and chews the body overheated and the crack appears.
Preferably, a sol flow channel is arranged on the flow distribution plate, the threaded interface groove is communicated with the sol flow channel, and the sol flow channel is used for introducing sol.
In the utility model, the screw thread is arranged on the upper part of the screw thread type hot nozzle body, the screw thread type hot nozzle body is directly screwed and combined with the internal thread of the splitter plate, and the possibility of sol leakage when the screw thread type hot nozzle body is directly screwed to the splitter plate can be reduced; the contact between the rotary tooth hot nozzle body and the flow distribution plate is better, and the heat conduction is better; the rotary tooth hot nozzle body is directly screwed on the flow distribution plate, and the rotary tooth hot nozzle body is not required to be contacted with the fixed template, so that the temperature conduction of the rotary tooth hot nozzle body to the fixed template is reduced, and the temperature of the rotary tooth hot nozzle body and the cooling effect of the fixed template are ensured; the body is directly screwed on the flow distribution plate through the rotary tooth heat nozzle, the rotary tooth heat nozzle body is not in contact with the fixed die plate, the fixed die plate is not too thick, the thickness of the fixed die plate is reduced, the die cost is saved, and the influence of the thickness processing error of the fixed die plate on the installation precision is avoided.
The utility model relates to a rationally, directly screw on the flow distribution plate through chewing the body soon tooth heat, reduce and chew the temperature conduction between body and the fixed die plate soon tooth heat, guaranteed to chew the temperature of body and the cooling effect of fixed die plate soon tooth heat, and improve and chew the head and chew the sealed effect between the body soon tooth heat, do benefit to the use.
Drawings
Fig. 1 is a schematic structural view of a rotary tooth type heat nozzle provided by the present invention;
fig. 2 is a schematic structural view of a portion a of a rotary-tooth type heat nozzle provided by the present invention;
fig. 3 is a schematic structural view of a part B of a rotary tooth type heat nozzle provided by the present invention;
fig. 4 is a schematic structural diagram of a part C of a rotary-tooth type hot nozzle provided by the present invention.
In the figure: the hot tap comprises a flow distribution plate 1, a sol flow channel 2, a threaded interface groove 3, a hot tap body with 4 rotating teeth, a fixed template 5, a connecting hole 6, a threaded connecting groove 7, a circular groove 8, a tap head 9, a tap core 10, a limiting sleeve 11, a protective sleeve 12, a circular truncated cone-shaped hole 13, a heating wire outlet 14, a circular truncated cone-shaped groove 15, a bolt assembling hole 16 and a column-shaped groove 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a rotary-tooth type hot nozzle comprises a flow distribution plate 1, wherein a threaded connector groove 3 is formed in the bottom side of the flow distribution plate 1, a rotary-tooth hot nozzle body 4 is connected to the threaded connector groove 3 in a threaded manner, a fixed mold plate 5 is arranged on the outer side of the rotary-tooth hot nozzle body 4, a threaded rotary connection groove 7 is formed in the bottom end of the rotary-tooth hot nozzle body 4, a circular groove 8 is formed in the inner wall of the top of the threaded rotary connection groove 7, a connecting hole 6 is formed in the top end of the rotary-tooth hot nozzle body 4, and the circular groove 8 and the threaded connector groove 3 are both communicated with the; wherein, the movable sleeve that is equipped with stop collar 11 in the circular slot 8, the threaded connection has chews head 9 in groove 7, chews the top side of head 9 and is equipped with cylindrical groove 17, has seted up round platform type groove 15 on the bottom inner wall of cylindrical groove 17, and the movable sleeve that is equipped with in cylindrical groove 17 and round platform type groove 15 is chewed core 10 together, chews the top of core 10 and extends to the outside of chewing head 9 and extend to circular slot 8 in, chews the top of core 10 and the bottom activity sealing contact of stop collar 11.
The utility model discloses in, round platform type groove 15 sets up to radius platform type structure, and the lateral wall in column type groove 17 and the lateral wall in round platform type groove 15 all with the outside swing seal who chews core 10 be connected, and the bottom of chewing core 10 and the contact of the bottom inner wall swing seal in round platform type groove 15, chew head 9 screw when the screw connects the inslot 7 soon for round platform type groove 15 with chew the laminating between the core 10 inseparabler.
The utility model discloses in, the bottom of chewing the head 9 is equipped with round platform type hole 13, and round platform type hole 13 sets up to positive round platform type structure, and round platform type groove 15 is linked together with round platform type hole 13, and round platform type hole 13 is used for flowing sol.
The utility model discloses in, it is connected with the heater and is qualified for the next round of competitions 14 to revolve tooth heat and chew on body 4.
The utility model discloses in, the outside activity cover that body 4 was chewed to the tooth heat soon is equipped with protective sheath 12, and protective sheath 12's the outside has been seted up a plurality of bolt pilot holes 16, and protective sheath 12 is chewed body 4 to the tooth heat soon and is played the guard action, avoids the tooth heat soon to chew body 4 overheated and the crack appears.
The utility model discloses in, be equipped with sol runner 2 on flow distribution plate 1, threaded interface groove 3 is linked together with sol runner 2, and sol runner 2 is used for letting in sol.
In the utility model, the top end of the rotary tooth thermal nozzle body 4 is provided with a screwed joint, the rotary tooth thermal nozzle body 4 is arranged on the flow distribution plate 1 through the screwed joint, when in use, one end of the rotary tooth thermal nozzle body 4 with the screwed joint is screwed into the screwed joint groove 3 until the rotary tooth thermal nozzle body 4 is screwed and jointed with the flow distribution plate 1, the rotary tooth thermal nozzle body 4 is quickly arranged on the flow distribution plate 1, then a bolt with the diameter of 4 mm is arranged in the bolt assembly hole 16, the bolt is screwed, the protective sleeve 12 is fixed at the outer side of the rotary tooth thermal nozzle body 4 through the bolt, finally the rotary nozzle head 9 is rotated, the thread part on the nozzle head 9 is rotated in the thread screwing groove 7, the top end of the nozzle head 9 moves towards the inner side of the rotary tooth thermal nozzle body 4, at the moment, the bottom inner wall of the circular platform 15 upwards supports the nozzle core 10, the nozzle core 10 upwards supports the bottom end of the limiting sleeve 11, so that the top end of the limiting sleeve 11 closely supports the, the arrangement of the chewing core 10 and the limiting sleeve 11 effectively improves the tightness of connection between the chewing head 9 and the rotary tooth hot nozzle body 4, improves the sealing effect and avoids the occurrence of glue leakage.
In the utility model, the upper part of the rotary tooth hot nozzle body 4 is provided with threads which are directly screwed and combined with the internal threads of the splitter plate 1, and the possibility of sol leakage when the rotary tooth hot nozzle body 4 is directly screwed into the splitter plate 1 can be reduced; the rotary tooth hot nozzle body 4 is better contacted with the flow distribution plate 1, and the heat conduction is better; the rotary tooth hot nozzle body 4 is directly screwed on the flow distribution plate 1, and the rotary tooth hot nozzle body 4 is not required to be contacted with the fixed template 5, so that the temperature conduction of the rotary tooth hot nozzle body 4 to the fixed template 5 is reduced, and the temperature of the rotary tooth hot nozzle body 4 and the cooling effect of the fixed template 5 are ensured; it directly screws on flow distribution plate 1 to revolve tooth heat and chew body 4, revolves tooth heat and chew body 4 not with the contact of fixed die plate 5, just also need not too thick fixed die plate 5, and the thickness of fixed die plate 5 reduces, has practiced thrift the mould cost, has also avoided the influence of fixed die plate 5 thickness machining error to installation accuracy.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A rotary-tooth type hot nozzle comprises a flow distribution plate (1), wherein a threaded connector groove (3) is formed in the bottom side of the flow distribution plate (1), a rotary-tooth hot nozzle body (4) is connected to the threaded connector groove (3) in an internal thread mode, a fixed die plate (5) is arranged on the outer side of the rotary-tooth hot nozzle body (4), the rotary-tooth hot nozzle is characterized in that a threaded rotary connecting groove (7) is formed in the bottom end of the rotary-tooth hot nozzle body (4), a circular groove (8) is formed in the inner wall of the top of the threaded rotary connecting groove (7), a connecting hole (6) is formed in the top end of the rotary-tooth hot nozzle body (4), and the circular groove (8) and the threaded connector groove (3) are communicated with the connecting hole (6);
circular recess (8) internalization cover is equipped with stop collar (11), thread screwing groove (7) internal thread connection has chews head (9), the top side of chewing head (9) is equipped with cylindrical groove (17), round platform type groove (15) have been seted up on the bottom inner wall of cylindrical groove (17), cylindrical groove (17) and round platform type groove (15) internalization cover are equipped with same core (10) of chewing, the top of chewing core (10) extends to the outside of chewing head (9) and extends to in circular recess (8), the top of chewing core (10) and the bottom activity sealing contact of stop collar (11).
2. The rotary-tooth type hot nozzle according to claim 1, characterized in that the circular truncated cone-shaped groove (15) is of an inverted circular truncated cone-shaped structure, the side wall of the cylindrical groove (17) and the side wall of the circular truncated cone-shaped groove (15) are movably and hermetically connected with the outer side of the nozzle core (10), and the bottom end of the nozzle core (10) is movably and hermetically contacted with the inner wall of the bottom of the circular truncated cone-shaped groove (15).
3. The rotary tooth type heat nozzle according to claim 1, wherein the bottom end of the nozzle head (9) is provided with a circular truncated cone shaped hole (13), the circular truncated cone shaped hole (13) is of a right circular truncated cone shaped structure, and the circular truncated cone shaped groove (15) is communicated with the circular truncated cone shaped hole (13).
4. A rotary tooth type heat mouth according to claim 1, wherein the rotary tooth type heat mouth body (4) is connected with a heating wire outlet (14).
5. A rotary tooth type hot nozzle according to claim 1, characterized in that a protective sleeve (12) is movably sleeved on the outer side of the rotary tooth type hot nozzle body (4), and a plurality of bolt assembling holes (16) are opened on the outer side of the protective sleeve (12).
6. A rotary tooth type hot nozzle according to claim 1, wherein the splitter plate (1) is provided with a sol flow passage (2), and the nipple groove (3) is communicated with the sol flow passage (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920771846.3U CN210047001U (en) | 2019-05-27 | 2019-05-27 | Rotary tooth type hot nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920771846.3U CN210047001U (en) | 2019-05-27 | 2019-05-27 | Rotary tooth type hot nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210047001U true CN210047001U (en) | 2020-02-11 |
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ID=69395997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920771846.3U Active CN210047001U (en) | 2019-05-27 | 2019-05-27 | Rotary tooth type hot nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210047001U (en) |
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2019
- 2019-05-27 CN CN201920771846.3U patent/CN210047001U/en active Active
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