CN114012986B - Injection nozzle for injection molding machine - Google Patents
Injection nozzle for injection molding machine Download PDFInfo
- Publication number
- CN114012986B CN114012986B CN202111329958.1A CN202111329958A CN114012986B CN 114012986 B CN114012986 B CN 114012986B CN 202111329958 A CN202111329958 A CN 202111329958A CN 114012986 B CN114012986 B CN 114012986B
- Authority
- CN
- China
- Prior art keywords
- nozzle
- injection molding
- pipe body
- pressing blocks
- molding machine
- 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.)
- Active
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 22
- 238000002347 injection Methods 0.000 title description 8
- 239000007924 injection Substances 0.000 title description 8
- 238000003825 pressing Methods 0.000 claims abstract description 46
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000011324 bead Substances 0.000 claims 1
- 239000004033 plastic Substances 0.000 abstract description 40
- 229920003023 plastic Polymers 0.000 abstract description 40
- 239000007788 liquid Substances 0.000 abstract description 12
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000005485 electric heating Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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
- B29C45/20—Injection nozzles
-
- 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
- B29C45/20—Injection nozzles
- B29C45/24—Cleaning equipment
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention mainly relates to the technical field of injection molding, and provides a nozzle for an injection molding machine, which comprises a pipe body; more than two pressing blocks are movably connected in a chute penetrating through the inside and the outside of the pipe body; the rotating piece is rotationally connected in the pipe body; the pressing block and the rotating piece are provided with meshed plane thread teeth and plane thread tooth grooves, and the rotating piece drives the pressing block to slide and extrude in the sliding groove, so that the block plastic is pressed or crushed, the block plastic can follow and be re-fused into the subsequent liquid plastic, the whole structure is simple and easy to operate, the nozzle is suitable for a small pipe body structure of a nozzle, additional preparation time is not needed, energy consumption is not needed, and the nozzle is suitable for practicality.
Description
Technical Field
The invention mainly relates to the technical field of injection molding, in particular to a nozzle for an injection molding machine.
Background
The injection molding machine is widely applied to the production of products such as plastics and rubber, the plastic injection molding machine has become one of the widely applied models in the plastic processing industry, with the rapid development of industrial technology, the production and application of molds are more and more widely used, wherein the injection molding machine is the most widely used plastic product which is formed by using a plastic molding mold to make thermoplastic plastics or thermosetting plastics into a more shape, and high pressure is applied to molten plastics to make the molten plastics be injected to fill a mold cavity.
In the actual use process, after the injection molding of the liquid plastic is finished, the nozzle position of the injection molding machine is naturally cooled firstly, the liquid plastic in the injection molding machine is easy to coagulate into blocks, so that the nozzle position is blocked, in the prior art, an electric heating method is mostly adopted for solving the problem of nozzle blocking, namely an electric heating component is additionally arranged in the nozzle, but the method has a plurality of problems, namely the cost and the energy consumption are increased, the cost of the electric heating component is higher than the cost of the nozzle, meanwhile, the volume of the nozzle is increased due to the addition of the electric heating component, and the processing is complex; secondly, the electric heating assembly needs time to preheat, so that the time cost is increased, and the injection nozzle for the injection molding machine is needed, so that the problem that the block in the injection nozzle cannot be quickly blocked can be solved.
Disclosure of Invention
The invention mainly provides a nozzle for an injection molding machine, which is used for solving the technical problems in the background technology.
The technical scheme adopted for solving the technical problems is as follows:
an injection nozzle for an injection molding machine, comprising: a tube body; more than two pressing blocks are movably connected in a chute penetrating through the inside and the outside of the pipe body; the rotating piece is rotationally connected in the pipe body; the surface of the pressing block, which is attached to the rotating piece, is provided with meshed plane thread teeth and plane thread tooth grooves.
Preferably, a wrench is arranged on the outer circumference of the rotating piece; the pipe body is provided with an annular groove corresponding to the wrench; and when the wrench slides in the annular groove, the wrench drives the rotating piece to rotate.
Preferably, two pressing blocks are arranged, and the opposite surfaces of the two pressing blocks can be attached.
Preferably, the two pressing blocks are provided with protrusions and recesses matched with the protrusions on the opposite surfaces.
Preferably, the opposite surfaces of the two pressing blocks are provided with pressing strips and grooves matched with the pressing strips.
Preferably, the battens are staggered.
Compared with the prior art, the invention has the beneficial effects that: the pressing block is driven to slide and extrude in the sliding groove through the rotating piece, the block plastic is pressed to be small or crushed, the block plastic can be enabled to follow and be re-fused with subsequent liquid plastic, the whole structure is simple to operate and is simple, the nozzle is suitable for a small pipe body structure, extra preparation time is not needed, energy consumption is not needed, and the nozzle is suitable for practicality.
The design of spanner and ring channel, manual rotation spanner can rotate the rotating member, accomplishes the extrusion to the interior block plastics of nozzle and handles, and simple structure is practical, simultaneously, the ring channel can also play spacing effect to the rotation of rotating member, avoids the briquetting to excessively slide and breaks away from the body.
The convex design firstly improves the crushing and extrusion effect on the block plastic when two pressing blocks are attached, and secondly plays a role of solidifying the block when the liquid plastic is solidified, so that the plastic is solidified near the block plastic as much as possible, and the subsequent treatment is convenient.
The invention will be explained in detail below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a pipe structure according to the present invention;
FIG. 3 is a schematic diagram of a briquette structure according to the present invention;
FIG. 4 is a schematic view of a rotor structure according to the present invention;
fig. 5 is a schematic cross-sectional view of the overall structure of the present invention.
In the figure:
1, a pipe body; 101 sliding grooves; 102 an annular groove;
2, briquetting; 201 plane thread tooth slots; 202, protruding; 203 is recessed; 204, layering; 205 grooves;
3, rotating a piece; 301 flat thread teeth; 302 wrench.
Detailed Description
In order that the invention may be more fully understood, a more particular description of the invention will be rendered by reference to the appended drawings, in which several embodiments of the invention are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the invention.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly connected to one of ordinary skill in the art to which this invention belongs, and the knowledge of terms used in the description of this invention herein for the purpose of describing particular embodiments is not intended to limit the invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-5, the invention provides a nozzle for an injection molding machine, which comprises a pipe body 1, more than two pressing blocks 2 and a rotating member 3, wherein the pressing blocks 2 are movably connected in a chute 101 penetrating through the inside and the outside of the pipe body 1, the rotating member 3 is rotatably connected in the pipe body 1, and meshed plane thread teeth 301 and plane thread tooth grooves 201 are arranged on the surface, where the pressing blocks 2 are abutted with the rotating member 3.
When the rotating piece 3 rotates, more than two pressing blocks 2 are driven to slide in the chute 101 inwards or backwards by virtue of the meshed plane thread teeth 301 and the plane thread tooth grooves 201, and the pressing blocks are extruded when sliding in opposite directions, so that the pressing blocks can be pressed to be small or crushed, and can be enabled to follow and be re-fused with subsequent liquid plastic.
It will be appreciated that the rotation of the rotatable member 3 may be driven by means of a rack and pinion arrangement, a synchronizing wheel or the like, and the invention is not limited thereto.
It will be appreciated that the planar thread teeth 301 and the planar thread tooth slots 201 are used to drive more than two compacts 2 to slide in the chute 101 in opposite directions, and the present invention is not limited to this as to whether the planar thread teeth 301 are provided on the rotating member 3 or the compacts 2.
The injection nozzle for the injection molding machine adopts the structural arrangement, the pressing block 2 is driven to slide and extrude in the chute 101 by the rotating piece 3, and the block plastic is pressed or crushed, so that the block plastic can follow and be recombined into the subsequent liquid plastic, the overall structure is simple, the operation is simple, the injection nozzle is suitable for a small pipe body structure of a nozzle, no additional preparation time is needed, and energy consumption is also needed, and the injection nozzle for the injection molding machine is practical, therefore, the technical problem that the block blockage in the nozzle cannot be rapidly solved in the prior art can be solved.
Considering the specific implementation of the rotation of the rotating member 3, the invention further provides a preferable technical scheme, on the basis of the embodiment, the wrench 302 is arranged on the outer circumference of the rotating member 3, the annular groove 102 is arranged at the position of the pipe body 1 corresponding to the wrench, when the wrench 302 slides in the annular groove 102, the rotating member 3 is driven to rotate, when the wrench 302 is manually rotated, the rotating member 3 can be rotated to finish extrusion treatment of block plastic in a nozzle, the structure is simple and practical, and meanwhile, the annular groove 102 can also play a limiting role on the rotation of the rotating member 3, so that the pressing block 2 is prevented from excessively sliding out of the pipe body 1.
Considering the specific implementation of the number of the pressing blocks 2, on the basis of the above embodiment, the invention further provides a preferable technical scheme, two pressing blocks 2 are arranged, opposite surfaces of the two pressing blocks 2 can be attached, and the pressing blocks 2 are used for mutually extruding to treat the block plastic in the pipe body 1, so that the pressing blocks 2 at least need two, the more the number is, the more the structure of the contact surface is complicated, and the two pressing blocks 2 are moderate in number and convenient to process.
Considering that the solidification of the liquid plastic near the pressing blocks 2 can be better controlled, the invention further provides a preferable technical scheme on the basis of the embodiment, the opposite surfaces of the two pressing blocks 2 are provided with the protrusions 202 and the recesses 203 matched with the protrusions, the protrusions 202 are designed to improve the crushing and extrusion effects on the block plastic when the two pressing blocks 2 are attached, and the protrusion can play a role of solidifying the block plastic when the liquid plastic is solidified.
Obviously, the liquid plastic may be finally solidified at any position in the pipe body 1 when being solidified, if the liquid plastic is finally solidified at the nozzle head or the bottom, the crushing and extrusion effects of the pressing block 2 are obviously limited, so that the bulge 202 can act as a condensation nucleus when the liquid plastic is solidified, and the plastic is solidified nearby as much as possible, thereby facilitating the subsequent processing.
It is understood that the protrusion 202 may be hemispherical, may be cylindrical, may be shaped, etc., and the shape of the protrusion 202 is not required by the present invention.
It will be appreciated that the protrusions 202 and the recesses 203 may be disposed on two sides, or may be disposed on one side at the same time, and they may be disposed uniformly or may be disposed irregularly, and the specific arrangement of the protrusions 202 and the recesses 203 on the sides of the protrusions 202 is not required in the present invention.
Considering that the block plastic can be blocked, on the basis of the above embodiment, the invention further provides a preferable technical scheme, wherein the opposite surfaces of the two pressing blocks 2 are provided with the pressing strips 204 and the grooves 205 matched with the pressing strips, when the block plastic is extruded by the pressing blocks 2, the block plastic can be pressed into a flat shape, and the nozzle can be blocked by the flat block plastic, so that the pressing strips 204 and the grooves 205 can further separate and break the block plastic, and the extrusion treatment effect of the pressing blocks 2 is improved.
Considering that large block plastic can be partitioned into small blocks, on the basis of the embodiment, the invention further provides a preferable technical scheme, the battens 204 are arranged in a staggered way, and the staggered battens 204 are convenient for partitioning the large block plastic into small blocks, so that the extrusion treatment effect of the pressing block 2 is further improved.
While the invention has been described above with reference to the accompanying drawings, it will be apparent that the invention is not limited to the above embodiments, but is also within the scope of the invention if the inventive concept and technical scheme is not substantially modified or applied directly to other occasions without modification.
Claims (4)
1. A nozzle for an injection molding machine, comprising:
a tube body;
the two pressing blocks are movably connected in a chute penetrating through the inside and the outside of the pipe body;
the opposite surfaces of the two pressing blocks can be attached to each other;
and
the rotating piece is rotationally connected in the pipe body;
the surface, which is attached to the rotating piece, of the two pressing blocks is provided with meshed plane thread teeth and plane thread tooth grooves, and when the rotating piece rotates, the two pressing blocks are driven to slide in the sliding grooves in opposite directions or in opposite directions;
a wrench is arranged on the outer circumference of the rotating piece;
the pipe body is provided with an annular groove corresponding to the wrench;
and when the wrench slides in the annular groove, the wrench drives the rotating piece to rotate.
2. The nozzle for an injection molding machine according to claim 1, wherein the two pressing blocks are provided with protrusions and recesses adapted to the protrusions on the opposite surfaces.
3. The nozzle for an injection molding machine according to claim 1, wherein the two pressing blocks are provided with pressing strips and grooves matched with the pressing strips on opposite surfaces.
4. A nozzle for an injection molding machine as claimed in claim 3 wherein said beads are staggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111329958.1A CN114012986B (en) | 2021-11-11 | 2021-11-11 | Injection nozzle for injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111329958.1A CN114012986B (en) | 2021-11-11 | 2021-11-11 | Injection nozzle for injection molding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114012986A CN114012986A (en) | 2022-02-08 |
| CN114012986B true CN114012986B (en) | 2023-12-12 |
Family
ID=80063665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111329958.1A Active CN114012986B (en) | 2021-11-11 | 2021-11-11 | Injection nozzle for injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114012986B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203665959U (en) * | 2014-01-09 | 2014-06-25 | 浙江腾腾电气有限公司 | Anti-blocking spraying head |
| CN212528517U (en) * | 2020-05-08 | 2021-02-12 | 袁洁英 | Nozzle convenient for discharging for injection mold |
| CN213440812U (en) * | 2020-09-11 | 2021-06-15 | 深圳市奎创科技有限公司 | Nozzle of high-performance injection molding machine |
-
2021
- 2021-11-11 CN CN202111329958.1A patent/CN114012986B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203665959U (en) * | 2014-01-09 | 2014-06-25 | 浙江腾腾电气有限公司 | Anti-blocking spraying head |
| CN212528517U (en) * | 2020-05-08 | 2021-02-12 | 袁洁英 | Nozzle convenient for discharging for injection mold |
| CN213440812U (en) * | 2020-09-11 | 2021-06-15 | 深圳市奎创科技有限公司 | Nozzle of high-performance injection molding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114012986A (en) | 2022-02-08 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A nozzle for injection molding machines Granted publication date: 20231212 Pledgee: Wuhu Yangzi rural commercial bank Limited by Share Ltd. Pledgor: ANHUI XINLEI PIPE SYSTEM CO.,LTD. Registration number: Y2024980021764 |