CN212194046U

CN212194046U - Hot runner nozzle body with adjustable length

Info

Publication number: CN212194046U
Application number: CN202020730723.8U
Authority: CN
Inventors: 卢晓军
Original assignee: Kunshan Loshide Electronic Materials Co ltd
Current assignee: Kunshan Loshide Electronic Materials Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-12-22
Anticipated expiration: 2030-05-07

Abstract

The utility model relates to a hot runner nozzle main body with adjustable length, which comprises a nozzle main body, wherein the bottom of the nozzle main body is provided with a connecting ring, the bottom of the connecting ring is provided with an extension pipe, the outer wall of the connecting ring is fixedly connected with a first outer ring, the connecting ring is arranged in the middle of the inner part of the first outer ring, the inner wall of the first outer ring is respectively in threaded connection with the outer wall of the nozzle main body and the top of the outer wall of the extension pipe through threads, the bottom of the extension pipe is provided with an annular bottom plate, the top edge of the annular bottom plate is fixedly connected with a second outer ring, and the inner wall of the second outer ring is in threaded connection with the bottom of the outer wall of the extension pipe through threads, the operation is simple, and the stability and the sealing performance after the installation are strong.

Description

Hot runner nozzle body with adjustable length

Technical Field

The utility model relates to a hot runner nozzle main part with adjustable length belongs to the instrument of moulding plastics technical field.

Background

Most of the hot runner nozzle structures used at present are fixed, the nozzle structures are stable, but the length cannot be freely adjusted, so that the adaptability to the surface of a mold is poor, the hot runner nozzles with different lengths need to be manufactured for different molds, the production cost is increased, the length of the hot runner nozzle can be adjusted according to the difference of the molds, the adaptability of the hot runner nozzle is improved, the overall stability and the sealing performance are ensured after adjustment, and therefore, the hot runner nozzle main body with the adjustable length is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hot runner nozzle main part with adjustable length to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a hot runner nozzle body with adjustable length comprises a nozzle body, wherein a connecting ring is arranged at the bottom of the nozzle body, an extension pipe is arranged at the bottom of the connecting ring, a first outer ring is fixedly connected with the outer wall of the connecting ring, the connecting ring is arranged in the middle of the inside of the first outer ring, the inner wall of the first outer ring is respectively in threaded connection with the outer wall of the nozzle body and the top of the outer wall of the extension pipe through threads, an annular bottom plate is arranged at the bottom of the extension pipe, a second outer ring is fixedly connected with the edge of the top of the annular bottom plate, the inner wall of the second outer ring is in threaded connection with the bottom of the outer wall of the extension pipe through threads, a first annular groove is formed in the bottom end of the nozzle body, a first sealing ring matched with the inner clamping of the first annular groove is clamped in the first annular groove, the first sealing ring is, and the second sealing ring is respectively and fixedly connected with the connecting ring and the annular bottom plate, and reinforcing structures are respectively arranged between the first outer ring and the first sealing ring as well as between the first outer ring and the nozzle main body, between the first outer ring and the second sealing ring as well as between the first outer ring and the elongated pipe, and between the second outer ring and the second sealing ring as well as between the second outer ring and the elongated pipe.

Further, reinforced structure includes screw hole one, screw hole two, screw hole three and screw hole four that communicate each other, screw hole one is seted up in first outer loop and second outer loop left side, screw hole two is seted up in first sealing ring and second sealing ring left side, screw hole three and screw hole four are all seted up in nozzle main part left side and extension pipe left side, just screw hole three is provided with screw hole four left sides, and reinforced structure female connection has the gim peg.

Furthermore, the outer wall of the first outer ring and the outer wall of the second outer ring are both provided with anti-skid textures.

Furthermore, the first ring groove and the second ring groove are identical in structure, and the first sealing ring and the second sealing ring are identical in structure.

Furthermore, both ends and the equal fixedly connected with inclined plane ring in second outer loop top about the first outer loop, just inclined plane ring inner wall laminates with nozzle main body outer wall and extension pipe outer wall respectively.

Further, the radius of the inner cavity of the nozzle main body is respectively consistent with the radius of the inner ring of the connecting ring, the radius of the inner cavity of the lengthening pipe and the radius of the inner ring of the annular bottom plate.

The utility model has the advantages that:

1. increase and decrease the extension pipe of different quantity in nozzle body bottom to change the length of hot runner nozzle structure, make it be applicable to different moulds more, and when the installation, convenient operation is simple, thereby guarantees the installation effectiveness.

2. Through setting up first annular of assorted and first sealing ring, second annular and second sealing ring, can guarantee the leakproofness between each part after the connection, and through setting up reinforced structure and gim peg, strengthen the stability of connecting between each part, thereby the result of use of better assurance nozzle main part, through setting up annular bottom plate, can seal the second annular of extension pipe bottom, prevent to get into dust and material in the second annular, thereby can not influence the installation, through setting up the inclined plane ring, when can strengthen the leakproofness, more smooth and easy when letting the user use through the inclined plane, the comfort level is improved, therefore, the clothes hanger is strong in practicability.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

FIG. 1 is a schematic view of the overall structure of a length adjustable hot runner nozzle body of the present invention;

FIG. 2 is an exploded cross-sectional view of a length adjustable hot runner nozzle body of the present invention;

FIG. 3 is a schematic view of the internal structure of a length adjustable hot runner nozzle body of the present invention;

reference numbers in the figures: 1. a nozzle body; 2. a connecting ring; 3. lengthening a pipe; 4. a first outer ring; 5. an annular base plate; 6. a second outer ring; 7. a first ring groove; 8. a first seal ring; 9. a second ring groove; 10. a second seal ring; 11. a first threaded hole; 12. a second threaded hole; 13. a third threaded hole; 14. a fourth threaded hole; 15. a fixing bolt; 16. a bevel ring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a hot runner nozzle body with adjustable length comprises a nozzle body 1, wherein a connecting ring 2 is arranged at the bottom of the nozzle body 1, an extension pipe 3 is arranged at the bottom of the connecting ring 2, a first outer ring 4 is fixedly connected to the outer wall of the connecting ring 2, the connecting ring 2 is arranged in the middle of the inner part of the first outer ring 4, the inner wall of the first outer ring 4 is respectively in threaded connection with the outer wall of the nozzle body 1 and the top of the outer wall of the extension pipe 3 through threads, the nozzle body 1 and the extension pipe 3 are connected, when a plurality of extension pipes 3 are added, the extension pipe 3 and the extension pipe 3 can be connected, an annular bottom plate 5 is arranged at the bottom of the extension pipe 3, a second outer ring 6 is fixedly connected to the top edge of the annular bottom plate 5, anti-skid textures are arranged on the outer wall of the first outer ring 4 and the outer wall of the second outer ring 6, and the first outer ring, the inner wall of the second outer ring 6 is in threaded connection with the bottom of the outer wall of the lengthening pipe 3 through threads, the bottom end of the nozzle main body 1 is provided with a first ring groove 7, a first sealing ring 8 matched with the first ring groove 7 is clamped in the first ring groove, the first sealing ring 8 is fixedly connected with the top of the connecting ring 2, the upper end and the lower end of the lengthening pipe 3 are symmetrically provided with a second annular groove 9, a second sealing ring 10 matched with the second annular groove 9 is clamped in the second annular groove 9, the first ring groove 7 and the second ring groove 9 have the same structure, and the first sealing ring 8 and the second sealing ring 10 have the same structure, so that the sealing performance of all the parts after connection is ensured, and the second sealing ring 10 is respectively and fixedly connected with the connecting ring 2 and the annular bottom plate 5, and reinforcing structures are respectively arranged between the first outer ring 4 and the first sealing ring 8 as well as between the nozzle body 1, between the first outer ring 4 and the second sealing ring 10 as well as between the elongated tube 3, and between the second outer ring 6 and the second sealing ring 10 as well as between the elongated tube 3.

Specifically, as shown in fig. 2 and 3, the reinforcing structure includes a first threaded hole 11, a second threaded hole 12, a third threaded hole 13 and a fourth threaded hole 14 which are communicated with each other, the first threaded hole 11 is arranged on the left sides of the first outer ring 4 and the second outer ring 6, the second threaded hole 12 is arranged on the left sides of the first sealing ring 8 and the second sealing ring 10, the threaded hole three 13 and the threaded hole four 14 are both arranged on the left side of the nozzle main body 1 and the left side of the lengthening pipe 3, and the threaded hole three 13 is provided with the left side of a threaded hole four 14, the reinforcing structure is internally threaded with a fixing bolt 15 to strengthen the stability of connection among all the parts, thereby better assurance nozzle body 1's result of use, 1 inner chamber radius of nozzle body is unanimous with go-between 2 inner ring radius, 3 inner chamber radii of extension pipe and 5 inner ring radii of annular bottom plate respectively, guarantees the better circulation of material.

Specifically, as shown in fig. 1, the upper end and the lower end of the first outer ring 4 and the top of the second outer ring 6 are fixedly connected with inclined plane rings 16, and the inner walls of the inclined plane rings 16 are respectively attached to the outer wall of the nozzle body 1 and the outer wall of the extension pipe 3, so that the sealing performance is enhanced, the use is more smooth through the inclined plane, and the comfort level is improved.

The utility model discloses the theory of operation: when the length of the hot runner nozzle needs to be increased, the first sealing ring 8 corresponds to the first annular groove 7, the first outer ring 4 in threaded connection with the nozzle body 1 is rotated, the top of the connecting ring 2 is gradually close to the bottom of the nozzle body 1 until the top of the connecting ring is attached to the bottom of the nozzle body, meanwhile, the first sealing ring 8 is clamped in the first annular groove 7, the lengthening pipe 3 is arranged below the connecting ring 2, the lengthening pipe 3 is rotated until the top of the lengthening pipe 3 is attached to the bottom of the connecting ring 2, the second sealing ring 10 is arranged in the second annular groove 9, then, the annular bottom plate 5 is arranged below the lengthening pipe 3, the second outer ring 6 is rotated, the top of the annular bottom plate 5 is attached to the bottom of the lengthening pipe 3, the second sealing ring 10 is arranged in the second annular groove 9, after the components are installed, the threaded hole I11, the threaded hole II 12, the threaded hole III 13 and the threaded hole IV 14, and the position is corresponding, the fixing bolt 15 is connected in the reinforced structure, thus enhancing the stability of the connection between each component, when a plurality of extension pipes 3 are additionally arranged, the connection between the extension pipe 3 and the extension pipe 3 is fixed by another unused connection ring 2, the first outer ring 4 connected with the connection ring 2, the first sealing ring 8 and the second sealing ring 10, and is reinforced by the reinforced structure and the fixing bolt 15.

The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims

1. A length adjustable hot runner nozzle body comprising a nozzle body (1), characterized in that: the nozzle is characterized in that a connecting ring (2) is arranged at the bottom of the nozzle main body (1), an extension pipe (3) is arranged at the bottom of the connecting ring (2), a first outer ring (4) is fixedly connected with the outer wall of the nozzle main body (1) and the top of the outer wall of the extension pipe (3) through threads, an annular bottom plate (5) is arranged at the bottom of the extension pipe (3), a second outer ring (6) is fixedly connected with the top edge of the annular bottom plate (5), a second outer ring (6) is connected with the inner wall of the second outer ring (6) through threads and the bottom of the outer wall of the extension pipe (3), a first annular groove (7) is formed in the bottom of the nozzle main body (1), and a first sealing ring (8) matched with the inner block of the first annular groove (7), first sealing ring (8) fixed connection is at go-between (2) top, second annular groove (9) have been seted up to both ends symmetry about extension pipe (3), the joint has assorted second sealing ring (10) in second annular groove (9), just second sealing ring (10) respectively with go-between (2) and annular bottom plate (5) fixed connection, all be provided with reinforced structure between first outer ring (4) and first sealing ring (8) and nozzle main body (1), between first outer ring (4) and second sealing ring (10) and extension pipe (3), between second outer ring (6) and second sealing ring (10) and extension pipe (3).

2. A length adjustable hot runner nozzle body as claimed in claim 1 wherein: the reinforced structure includes screw hole one (11), screw hole two (12), screw hole three (13) and screw hole four (14) that communicate each other, first outer loop (4) and second outer loop (6) left side are seted up in screw hole one (11), first sealing ring (8) and second sealing ring (10) left side are seted up in screw hole two (12), screw hole three (13) and screw hole four (14) are all seted up in nozzle main part (1) left side and extension pipe (3) left side, just screw hole three (13) are provided with screw hole four (14) left side, and reinforced structure female connection has gim peg (15).

3. A length adjustable hot runner nozzle body as claimed in claim 1 wherein: the outer wall of the first outer ring (4) and the outer wall of the second outer ring (6) are both provided with anti-skidding textures.

4. A length adjustable hot runner nozzle body as claimed in claim 1 wherein: the first ring groove (7) and the second ring groove (9) are identical in structure, and the first sealing ring (8) and the second sealing ring (10) are identical in structure.

5. A length adjustable hot runner nozzle body as claimed in claim 1 wherein: the upper end and the lower end of the first outer ring (4) and the top of the second outer ring (6) are fixedly connected with inclined plane rings (16), and the inner walls of the inclined plane rings (16) are respectively attached to the outer wall of the nozzle body (1) and the outer wall of the extension pipe (3).

6. A length adjustable hot runner nozzle body as claimed in claim 1 wherein: the radius of the inner cavity of the nozzle main body (1) is respectively consistent with the radius of the inner ring of the connecting ring (2), the radius of the inner cavity of the lengthening pipe (3) and the radius of the inner ring of the annular bottom plate (5).