CN110789069A - Improved hot runner process for insert and transparent product - Google Patents
Improved hot runner process for insert and transparent product Download PDFInfo
- Publication number
- CN110789069A CN110789069A CN201911094671.8A CN201911094671A CN110789069A CN 110789069 A CN110789069 A CN 110789069A CN 201911094671 A CN201911094671 A CN 201911094671A CN 110789069 A CN110789069 A CN 110789069A
- Authority
- CN
- China
- Prior art keywords
- insert
- fixedly connected
- hot runner
- rotating shaft
- flow channel
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 11
- 229920003023 plastic Polymers 0.000 claims description 10
- 239000004033 plastic Substances 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000003779 heat-resistant material Substances 0.000 claims description 3
- 230000000717 retained effect Effects 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 abstract description 4
- 238000003754 machining Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000006467 substitution reaction 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
- B29C45/2725—Manifolds
-
- 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
- B29C45/2608—Mould seals
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides a transparent product hot runner process improvement, which comprises an insert, wherein a plurality of support plates are vertically and fixedly connected to the top end of the insert, close to the middle position, a servo motor is fixedly connected among the support plates, the output end of the servo motor faces the top end of the insert, the output end of the servo motor is fixedly connected with a rotating shaft, a first bearing is connected to the center position of the top end of the insert in an embedded manner, and the rotating shaft is in rotating connection with the first bearing. According to the invention, the insert is arranged at the intersection of the multiple holes of the heat flow splitter plate, and when the insert is used for machining the flow passage hole, the insert can be independently machined outside, so that no dead angle at the butt joint part can be directly ensured, and the problem of poor product appearance caused by the risk of the dead angle existing in the flow passage hole of the heat flow splitter plate can be solved.
Description
Technical Field
The invention relates to the field of hot runner flow distribution plates, in particular to an insert and improvement of a hot runner process of a transparent product.
Background
The conventional method for the multi-hole intersection of the runner holes of the runner manifold is that deep hole drilling is directly carried out on the positions, and particularly, when the holes are intersected, a hole can be drilled deeply or not deeply enough, so that dead corners exist in the runner of the runner manifold, and for white and transparent plastic products, plastic in the dead corners can not flow completely, so that the appearance of the product is yellowed or blackish spots and black lines due to degradation and scorching can be generated under the long-time heating condition, and the method is a major problem to be solved.
Disclosure of Invention
The invention aims to provide an insert and a hot runner process improvement of a transparent product, 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 an insert, the top of inserting is close to the vertical fixedly connected with a plurality of backup pads of intermediate position, and is a plurality of fixedly connected with servo motor between the backup pad, servo motor's output orientation the top of inserting, servo motor's output fixedly connected with pivot, the top central point of inserting puts and inlays and be connected with first bearing, the pivot with first bearing rotation is connected.
Furthermore, a first flow passage penetrating through the side face of the insert is formed in the middle of the insert, a second flow passage penetrating through the front end face of the insert is formed in the middle of the insert, and the intersection area of the first flow passage and the second flow passage is polished smoothly without edges and corners.
Furthermore, the bottom end of the interior of the insert is fixedly connected with a second bearing, and the rotating shaft penetrates through the top end of the insert and is in rotating connection with the second bearing.
Furthermore, the pivot is located the first runner with the junction of second runner, a plurality of puddlers of horizontal fixedly connected with in the pivot, it is a plurality of the puddler is located the first runner with the junction of second runner, it is a plurality of two liang interval ninety degrees angles between the puddler.
Furthermore, a sealing ring is arranged in the middle of the top end of the inner insert and fixedly connected with the insert, the sealing ring is rotatably connected with the rotating shaft, and the sealing ring is made of a heat-resistant material.
Furthermore, a plurality of trapezoidal fixture blocks are vertically and fixedly connected to the side surface of the insert, the trapezoidal fixture blocks are respectively located at the quartering parts of the side surface of the insert, and the larger surface of each trapezoidal fixture block faces away from the side surface of the insert.
The invention also discloses a transparent product hot runner process improvement, which comprises the following steps:
(1) the insert is placed at the multi-hole intersection of the hot runner distribution plate according to the internal hole opening position of the hot runner distribution plate, wherein the trapezoidal fixture block is connected with the corresponding slot position on the hot runner distribution plate in an embedded manner, so that the insert is stably connected in the hot runner distribution plate;
(2) after the insert is fixedly connected to the porous intersection of the hot runner flow distribution plate, the first flow channel and the second flow channel are respectively and correspondingly connected with the flow channel in the hot runner flow distribution plate, and the joints are provided with heat-resistant rubber gaskets, so that plastic raw materials cannot overflow when flowing through the first flow channel and the second flow channel in the insert in the flow channel;
(3) the raw material possibly has a detention phenomenon when flowing through the intersection of the first runner and the second runner of the insert, at the moment, the servo motor is started to drive the rotating shaft to rotate around the first bearing and the second bearing, so that a plurality of stirring rods on the rotating shaft are driven to rotate, the plastic raw material detained at the intersection of the first runner (3) and the second runner (4) is stirred, and the plastic raw material detained at the intersection of the first runner and the second runner is restored to flow.
Compared with the prior art, the invention has the beneficial effects that:
compared with the prior direct drilling technology used at the porous intersection of the heat flow splitter plate, the processing inaccuracy can cause dead angles at the intersection, so that raw materials are carbonized, and the appearance of the product is poor, the insert is arranged at the porous intersection of the heat flow splitter plate, when the insert is used for processing a flow passage hole, the insert can be independently processed outside, and the butt joint can be directly ensured to have no dead angle, so that the problem of poor appearance of the product due to the risk of the dead angle at the flow passage hole of the heat flow splitter plate can be solved, a rotating shaft driven by a servo motor is added at the porous intersection of the heat flow splitter plate, a plurality of stirring rods horizontally connected with the rotating shaft are arranged on the rotating shaft, when the raw materials are detained at the intersection of a first flow passage and a second flow passage through the insert, the servo motor is started to drive the rotating shaft to rotate around a first bearing and a second bearing, so as to drive, and restoring the flow of the plastic raw material retained at the junction of the first runner and the second runner.
Drawings
FIG. 1 is a perspective view of an insert of the present invention;
FIG. 2 is a front view of an insert of the present invention;
FIG. 3 is a top view of an insert of the present invention.
In the figure: 1. an insert; 2. a trapezoidal fixture block; 3. a first flow passage; 4. a second flow passage; 5. a first bearing; 6. a rotating shaft; 7. a servo motor; 8. a support plate; 9. a second bearing; 10. a stirring rod; 11. and (5) sealing rings.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the invention provides an insert 1, a plurality of support plates 8 are vertically and fixedly connected to a top end of the insert 1 near a middle position, a servo motor 7 is fixedly connected between the support plates 8, an output end of the servo motor 7 faces to the top end of the insert 1, an output end of the servo motor 7 is fixedly connected with a rotating shaft 6, a first bearing 5 is connected to a center position of the top end of the insert 1 in an embedded manner, the rotating shaft 6 is rotatably connected with the first bearing 5, specifically, the servo motor 7 arranged between the support plates 8 is fixed by using a bolt, and a heat dissipation coating is coated outside the servo motor 7, so that overheating damage caused by rotation is avoided.
The middle part of the insert 1 is provided with a first flow channel 3 penetrating through the side face of the insert, the middle part of the insert 1 is provided with a second flow channel 4 penetrating through the front end face of the insert, the intersection area of the first flow channel 3 and the second flow channel 4 is polished smoothly without edges and corners, and the edges and corners of the intersection area of the first flow channel 3 and the second flow channel 4 are all chamfered, so that the appearance of dead corners is avoided.
The inner bottom end of the insert 1 is fixedly connected with a second bearing 9, the rotating shaft 6 penetrates through the top end of the insert 1 and is rotatably connected with the second bearing 9, specifically, one half of the second bearing 9 is embedded into the inner bottom end of the insert 1 for fixing and sealing, and the bottom end of the rotating shaft 6 is rotatably connected with the second bearing 9 for sealing.
The rotating shaft 6 is located at the intersection of the first flow passage 3 and the second flow passage 4, the rotating shaft 6 is horizontally and fixedly connected with a plurality of stirring rods 10, the stirring rods 10 are located at the intersection of the first flow passage 3 and the second flow passage 4, and the stirring rods 10 are spaced at ninety-degree angles.
The middle part of the top end of the inner part of the insert 1 is provided with a sealing ring 11, the sealing ring 11 is fixedly connected with the insert 1, the sealing ring 11 is rotatably connected with the rotating shaft 6, and the sealing ring 11 is made of heat-resistant materials.
The side surface of the insert 1 is vertically and fixedly connected with a plurality of trapezoidal fixture blocks 2, the trapezoidal fixture blocks 2 are respectively positioned at the quartering parts of the side surface of the insert 1, and the larger surface of the trapezoidal fixture block 2 faces away from the side surface of the insert 1.
The improvement of the hot runner process of the transparent product comprises the following steps:
(1) the insert 1 is placed at the multi-hole intersection of the hot runner distribution plate according to the internal hole opening position of the hot runner distribution plate, wherein the trapezoidal fixture block 2 is connected with the corresponding slot position on the hot runner distribution plate in an embedded manner, so that the insert 1 is ensured to be stably connected inside the hot runner distribution plate;
(2) after the insert 1 is fixedly connected to the porous intersection of the hot runner flow distribution plate, the first flow channel 3 and the second flow channel 4 are respectively and correspondingly connected with the flow channels in the hot runner flow distribution plate, and heat-resistant rubber sealing gaskets are arranged at the joints, so that plastic raw materials cannot overflow when the flow channels flow through the first flow channel 3 and the second flow channel 4 in the insert 1;
(3) the phenomenon of detaining can appear when the intersection of the first runner 3 of raw and other materials flow through insert 1, second runner 4, and servo motor starts this moment, drives pivot 6 and rotates around first bearing 5 and second bearing 9 to drive a plurality of puddlers 10 on the pivot 6 and rotate, stir the plastic raw and other materials that first runner (3) and second runner (4) intersection were detained, resume the plastic raw and other materials that first runner 3 was detained in second runner 4 intersection and flow.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An insert, comprising: the top end of the insert (1) is vertically and fixedly connected with a plurality of supporting plates (8) close to the middle position, a servo motor (7) is fixedly connected among the supporting plates (8), the output end of the servo motor (7) faces the top end of the insert (1), the output end of the servo motor (7) is fixedly connected with a rotating shaft (6), a plurality of stirring rods (10) are horizontally and fixedly connected onto the rotating shaft (6), a first bearing (5) is embedded and connected to the center position of the top end of the insert (1), and the rotating shaft (6) is rotatably connected with the first bearing (5); a first flow channel (3) penetrating through the side face of the insert (1) is formed in the middle of the insert (1), a second flow channel (4) penetrating through the front end face of the insert (1) is formed in the middle of the insert, and the intersection area of the first flow channel (3) and the second flow channel (4) is polished to be smooth and has no edge angle; the side surface of the insert (1) is vertically and fixedly connected with a plurality of trapezoidal fixture blocks (2), the trapezoidal fixture blocks (2) are respectively positioned at the quartering parts of the side surface of the insert (1), and the larger surface of each trapezoidal fixture block (2) faces away from the side surface of the insert (1).
2. The insert according to claim 1, wherein: the bottom end of the interior of the insert (1) is fixedly connected with a second bearing (9), and the rotating shaft (6) penetrates through the top end of the insert (1) and is rotatably connected with the second bearing (9).
3. The insert according to claim 1, wherein: the rotating shaft (6) is located at the intersection of the first flow channel (3) and the second flow channel (4), the stirring rods (10) are located at the intersection of the first flow channel (3) and the second flow channel (4), and the stirring rods (10) are spaced at ninety-degree angles in pairs.
4. The insert according to claim 1, wherein: the middle part of the top end of the inner part of the insert (1) is provided with a sealing ring (11), the sealing ring (11) is fixedly connected with the insert (1), the sealing ring (11) is rotatably connected with the rotating shaft (6), and the sealing ring (11) is made of heat-resistant materials.
5. The improvement of the hot runner process of the transparent product is characterized by comprising the following steps:
(1) the insert (1) according to any one of claims 1 to 4 is placed at the multi-hole intersection of the hot runner manifold according to the position of the internal hole of the hot runner manifold, wherein the trapezoidal block (2) is connected with the corresponding slotted position on the hot runner manifold in an embedded manner, so that the insert (1) is stably connected in the hot runner manifold;
(2) after the insert (1) is fixedly connected to the porous intersection of the hot runner flow distribution plate, the first flow passage (3) and the second flow passage (4) are respectively and correspondingly connected with the flow passages in the hot runner flow distribution plate, and heat-resistant rubber gaskets are arranged at the connection parts;
(3) the servo motor is started to stir the plastic raw material retained at the junction of the first flow passage (3) and the second flow passage (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911094671.8A CN110789069A (en) | 2019-11-11 | 2019-11-11 | Improved hot runner process for insert and transparent product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911094671.8A CN110789069A (en) | 2019-11-11 | 2019-11-11 | Improved hot runner process for insert and transparent product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110789069A true CN110789069A (en) | 2020-02-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911094671.8A Pending CN110789069A (en) | 2019-11-11 | 2019-11-11 | Improved hot runner process for insert and transparent product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110789069A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247109A (en) * | 2020-10-23 | 2021-01-22 | 昆山智盛精密铸造有限公司 | Hot runner process for preparing projector shell from high-strength alloy material |
| CN112247109B (en) * | 2020-10-23 | 2024-06-07 | 佳威科技(海安)有限公司 | Hot runner process for preparing projector shell from high-strength alloy material |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008053183A1 (en) * | 2008-10-24 | 2010-04-29 | Johann Putschner | Method for multiple latching of gate nozzles of different sizes in injection molding tools, involves providing gate nozzles in injection molding tools with detent grooves at external periphery in which detent springs are engaged |
| DE102009014113A1 (en) * | 2009-03-24 | 2010-09-30 | Günther Heisskanaltechnik Gmbh | Rotary device for fluid mass in e.g. hot channel distributor of injection molding device, has stopper that is fixed within region of crossing points in one of channel sections, where turning element is formed at and/or in stopper |
| CN204997926U (en) * | 2015-08-07 | 2016-01-27 | 厦门弘汉光电科技有限公司 | Improvement structure of injection mold runner |
| CN205735834U (en) * | 2016-01-30 | 2016-11-30 | 深圳市卡诺注塑系统有限公司 | A kind of stirring-type uniform discharge hot runner mould |
| CN206124123U (en) * | 2016-09-30 | 2017-04-26 | 圣万提注塑工业（苏州）有限公司 | A novel end cap for hot runner flow distribution plate |
| JP2017170821A (en) * | 2016-03-25 | 2017-09-28 | セイコーエプソン株式会社 | Injection mold and injection molding method |
| CN208978168U (en) * | 2018-08-22 | 2019-06-14 | 珠海格力精密模具有限公司 | Injection mold |
-
2019
- 2019-11-11 CN CN201911094671.8A patent/CN110789069A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008053183A1 (en) * | 2008-10-24 | 2010-04-29 | Johann Putschner | Method for multiple latching of gate nozzles of different sizes in injection molding tools, involves providing gate nozzles in injection molding tools with detent grooves at external periphery in which detent springs are engaged |
| DE102009014113A1 (en) * | 2009-03-24 | 2010-09-30 | Günther Heisskanaltechnik Gmbh | Rotary device for fluid mass in e.g. hot channel distributor of injection molding device, has stopper that is fixed within region of crossing points in one of channel sections, where turning element is formed at and/or in stopper |
| CN204997926U (en) * | 2015-08-07 | 2016-01-27 | 厦门弘汉光电科技有限公司 | Improvement structure of injection mold runner |
| CN205735834U (en) * | 2016-01-30 | 2016-11-30 | 深圳市卡诺注塑系统有限公司 | A kind of stirring-type uniform discharge hot runner mould |
| JP2017170821A (en) * | 2016-03-25 | 2017-09-28 | セイコーエプソン株式会社 | Injection mold and injection molding method |
| CN206124123U (en) * | 2016-09-30 | 2017-04-26 | 圣万提注塑工业（苏州）有限公司 | A novel end cap for hot runner flow distribution plate |
| CN208978168U (en) * | 2018-08-22 | 2019-06-14 | 珠海格力精密模具有限公司 | Injection mold |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247109A (en) * | 2020-10-23 | 2021-01-22 | 昆山智盛精密铸造有限公司 | Hot runner process for preparing projector shell from high-strength alloy material |
| CN112247109B (en) * | 2020-10-23 | 2024-06-07 | 佳威科技(海安)有限公司 | Hot runner process for preparing projector shell from high-strength alloy material |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200214 |
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| RJ01 | Rejection of invention patent application after publication |