CN107877804B - A kind of melting injection molding liquid heat preservation pumping installations - Google Patents
A kind of melting injection molding liquid heat preservation pumping installations Download PDFInfo
- Publication number
- CN107877804B CN107877804B CN201711104831.3A CN201711104831A CN107877804B CN 107877804 B CN107877804 B CN 107877804B CN 201711104831 A CN201711104831 A CN 201711104831A CN 107877804 B CN107877804 B CN 107877804B
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- Prior art keywords
- injection molding
- heat
- heat preservation
- preservation
- input
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- 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.)
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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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
-
- 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
-
- 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
- B29C45/72—Heating or cooling
- B29C45/74—Heating or cooling of the injection unit
-
- 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
- B29C2045/1784—Component parts, details or accessories not otherwise provided for; Auxiliary operations not otherwise provided for
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C2045/465—Means for plasticising or homogenising the moulding material or forcing it into the mould using pumps for injecting the material into the mould
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a kind of melting injection molding liquid to keep the temperature pumping installations, including being molded heat-preservation cylinder, pump, heat preservation input inner tube and heating inner cylinder, the injection molding heat-preservation cylinder bottom end is connected by screw to lower cover, the injection molding heat-preservation cylinder top is fixedly connected with upper cover, the heat preservation input inner tube is vertically installed in injection molding heat-preservation cylinder, heat preservation input internal tube is equipped with diversion pipe, closure ring is fixed on heat preservation input inner tube wall outside diversion pipe, diversion pipe bottom side is equipped with deflector hole, water conservancy diversion bottom of the tube is connected and fixed seat, fixing seat bottom connects mandril, ejector rod bottom end is arranged in cushion collar, connecting spring I below mandril in cushion collar；Heat preservation input inner tube sides on the upside of the cushion collar are equipped with fluid hole, are equipped with heating inner cylinder inside the injection molding heat-preservation cylinder；It realizes automatic open close, melting injection molding liquid is avoided to flow backwards, heating effect is good, facilitates and further squeezes out melting injection molding liquid in upper injection molding cavity, is convenient to clean, and improves the effect to melting injection molding liquid heat preservation pumping.
Description
Technical field
The present invention relates to injection-moulding device technical field, specifically a kind of melting injection molding liquid keeps the temperature pumping installations.
Background technique
Injection molding machine also known as injection (mo(u)lding) machine or injector, it is that thermoplastic or thermosetting property material are utilized plastic forming dies
The main molding equipment of plastic products of various shapes is made in tool.With the quickening of modernization construction step, injection molding machine is wide
It is general to be applied to building, packaging, electric appliance and electronic, agricultural, automobile, communications, light industry, petro chemical industry, mechanical industry, national defence
The every field of each department of the national economy such as industry and people's life, shows particularly important effect.Injection molding machine mainly wraps
Include the components such as feeding mechanism, barrel, screw rod and nozzle；Existing injection molding machine is mostly that barrel and screw rod realize that melting injection molding liquid is defeated
It send, preferably the injection molding liquid of melting can not be conveyed, be not only unable to control injection molding liquid conveying capacity, and during transportation
There can be a large amount of heat loss, the injection molding liquid even melted solidifies, its flowing of guarantee cannot be preferably heated, and
It is easy to appear the case where injection molding liquid of melting is flow backwards.Meet therefore, it is necessary to a kind of melting injection molding liquid heat preservation pumping installations and melts
Melt the delivery requirements of injection molding liquid.
Summary of the invention
The purpose of the present invention is to provide a kind of melting injection molding liquid to keep the temperature pumping installations, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of melting injection molding liquid heat preservation pumping installations, including injection molding heat-preservation cylinder, pump, heat preservation input inner tube and heating inner cylinder,
The injection molding heat-preservation cylinder bottom end is connected by screw to lower cover, and the injection molding heat-preservation cylinder top is fixedly connected with upper cover, and the heat preservation is defeated
Enter inner tube to be vertically installed in injection molding heat-preservation cylinder, heat preservation input internal tube is equipped with diversion pipe, and the heat preservation outside diversion pipe is defeated
Enter to be fixed with closure ring on inner tube wall, diversion pipe bottom side is equipped with deflector hole, and water conservancy diversion bottom of the tube is connected and fixed seat, fixing seat bottom
Mandril is connected, ejector rod bottom end is arranged in cushion collar, connecting spring I below the mandril in cushion collar；On the upside of the cushion collar
Heat preservation input inner tube sides are equipped with fluid hole, are equipped with heating inner cylinder, the heating inner cylinder top inside the injection molding heat-preservation cylinder
Demarcation plate is connected, demarcation plate, which will be molded inside heat-preservation cylinder, is divided into upper injection molding cavity and lower injection molding cavity, if the demarcation plate is equipped with
Dry through hole, through hole are connected to upper injection molding cavity and lower injection molding cavity, are arranged with work in the heat preservation input inner tube in the upper injection molding cavity
Seben, piston plate bottom connect crushing block, and connecting spring II at the top of piston plate, II top of spring is fixedly connected with upper cover.
As a further solution of the present invention: the lower cover center bottom connects injection-moulding nozzle, the connection of injection-moulding nozzle bottom end
Connector is sprayed, connector is sprayed and connects bleed pipe.
As a further solution of the present invention: the upper tops connect pump case, are equipped with pump in pump case.
As a further solution of the present invention: the input terminal of the pump is connected to input channel, the pump case of input channel outer end
On input adapter is installed, input adapter connects input pipe, the output end connection heat preservation input inner tube of the pump, in heat preservation input
Injection channel is set as inside pipe.
As a further solution of the present invention: when the fixing seat and closure ring offset, blocking ring seal and block deflector hole.
As a further solution of the present invention: the heating inner cylinder has been embedded in helical heating pipe, heats on inner cylinder inner wall
Equipped with several thermally conductive sheets.
As a further solution of the present invention: the fluid hole is connected to upper injection molding cavity, and injection-moulding nozzle and lower injection molding cavity connect
It is logical.
Compared with prior art, the beneficial effects of the present invention are:
1, a kind of melting injection molding liquid keeps the temperature pumping installations, and structure is simple, easy to assembly, is facilitated by pump and infuses melting
Modeling liquid is pumped into from input pipe and is pumped into injection channel, and melting injection hydraulic power press diversion pipe, fixing seat and mandril are downward
Motion compresses spring I, then deflector hole is staggered with ring is blocked, and facilitates injection molding of the melting injection molding liquid from diversion pipe inside stream to outside
In channel, facilitate automatic open close, melting injection molding liquid is avoided to flow backwards.
2, helical heating pipe electrified regulation, heating inner cylinder conduct even heat, convenient to upper injection molding cavity and lower injection molding cavity
Interior melting is molded liquid heating and thermal insulation, avoids solidifying, heating effect is good.
3, after being molded, under the effect of II elastic force of spring, piston plate and crushing block edge heat preservation input inner tube slide downward,
Facilitate and further squeezes out melting injection molding liquid in upper injection molding cavity；The lower intracavitary melting injection molding liquid of injection molding is by opening lower cover discharge, just
In cleaning, the effect to melting injection molding liquid heat preservation pumping is improved.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of heat preservation input inner tube in the present invention.
Fig. 3 is the structural schematic diagram of piston plate movement in the present invention.
In figure: 1- injection-moulding nozzle, 2- bleed pipe, 3- spray injection molding cavity under connector, 4- lower cover, 5- screw, 6-, 7- injection molding is protected
Warm cylinder, 8- through hole, the upper injection molding cavity of 9-, 10- fluid hole, 11- mandril, 12- deflector hole, 13- diversion pipe, 14- input adapter,
15- input pipe, 16- input channel, 17- pump case, 18- pump, 19- injection channel, 20- mounting hole, 21- upper cover, 22- spring II,
23- piston plate, 24- crushing block, 25- heat preservation input inner tube, 26- spring I, 27- demarcation plate, 28- heating inner cylinder, 29- spiral add
Heat pipe, 30- thermally conductive sheet, 31- block ring, 32- cushion collar, 33- fixing seat.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1~3, in the embodiment of the present invention, a kind of melting injection molding liquid keeps the temperature pumping installations, including injection molding heat-preservation cylinder
7, pump 18, heat preservation input inner tube 25 and heating inner cylinder 28,7 bottom end of injection molding heat-preservation cylinder connect lower cover 4, lower cover 4 by screw 5
Center bottom connects injection-moulding nozzle 1, and the connection of 1 bottom end of injection-moulding nozzle sprays connector 3, sprays connector 3 and connects bleed pipe 2；The note
Modeling 7 top of heat-preservation cylinder is fixedly connected with upper cover 21, and pump case 17 is connected at the top of upper cover 21, is equipped with pump 18 in pump case 17, pump 18 it is defeated
Enter end connection input channel 16, input adapter 14 is installed on the pump case 17 of 16 outer end of input channel, input adapter 14 connects defeated
Enter pipe 15, the output end connection heat preservation input inner tube 25 of the pump 18 keeps the temperature and is set as injection channel 19 inside input inner tube 25.
The heat preservation input inner tube 25 is vertically installed in injection molding heat-preservation cylinder 7, is equipped with and is led inside heat preservation input inner tube 25
Flow tube 13 is fixed on heat preservation input 25 inner wall of inner tube outside diversion pipe 13 and blocks ring 31, and 13 bottom side of diversion pipe is equipped with water conservancy diversion
Hole 12,13 bottom of diversion pipe are connected and fixed seat 33, and 33 bottom of fixing seat connects mandril 11, and 11 bottom end of mandril is arranged in cushion collar 32
It is interior, the 11 lower section connecting spring I 26 of mandril in cushion collar 32；Heat preservation input 25 side of inner tube of 32 upside of cushion collar is equipped with
Fluid hole 10；When fixing seat 33 and closure ring 31 offset, blocks ring 31 and block deflector hole 12；When melting is molded liquid by pump 18
It is pumped into and is pumped into injection channel 19 from input pipe 15, melting injection hydraulic power press diversion pipe 13, fixing seat 33 and mandril
11 move downward compressed spring I 26, and then deflector hole 12 is staggered with ring 31 is blocked, and facilitate melting injection molding liquid inside diversion pipe 13
In injection channel 19 outside flow direction, facilitate automatic open close, melting injection molding liquid is avoided to flow backwards.
Heating inner cylinder 28 is installed, heating inner cylinder 28 has been embedded in helical heating pipe 29, has added inside the injection molding heat-preservation cylinder 7
Hot 28 inner wall of inner cylinder is equipped with several thermally conductive sheets 30；28 top of heating inner cylinder connects demarcation plate 27, and demarcation plate 27 will be molded
Upper injection molding cavity 9 and lower injection molding cavity 6 are divided into inside heat-preservation cylinder 7, the demarcation plate 27 is equipped with several through holes 8, and through hole 8 connects
Logical upper injection molding cavity 9 and lower injection molding cavity 6；The fluid hole 10 is connected to upper injection molding cavity 9, and injection-moulding nozzle 1 is connected to lower injection molding cavity 6；
29 electrified regulation of helical heating pipe, heating inner cylinder 28 conducts even heat, convenient to melt in upper injection molding cavity 9 and lower injection molding cavity 6
Melt injection molding liquid heating and thermal insulation, avoids solidifying, heating effect is good.
It is arranged with piston plate 23 in heat preservation input inner tube 25 in the upper injection molding cavity 9, the connection of 23 bottom of piston plate squeezes
Block 24,23 top connecting spring II 22 of piston plate, II 22 top of spring is fixedly connected with upper cover 21；It is molten when being pumped into upper injection molding cavity 9
After melting injection molding liquid, under melting injection hydraulic power effect, piston plate 23 and crushing block 24 are along heat preservation input 25 upward sliding of inner tube
And compressed spring II 22；After injection molding, pump 18 stops working, under the effect of II 22 elastic force of spring, piston plate 23 and extruding
Block 24 inputs 25 slide downward of inner tube along heat preservation, facilitates and further squeezes out melting injection molding liquid in upper injection molding cavity 9；Lower injection molding cavity 6
Interior melting injection molding liquid is discharged by opening lower cover 4, is convenient to clean, and the effect to melting injection molding liquid heat preservation pumping is improved.
The present invention is not limited to the above embodiments, on the basis of technical solution disclosed by the invention, the skill of this field
For art personnel according to disclosed technology contents, one can be made to some of which technical characteristic by not needing creative labor
A little simple modification, equivalent change and modifications, belong in the range of technical solution of the present invention.
In the description of this specification, it should be noted that unless otherwise clearly defined and limited, term " setting ",
" connected " and " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Claims (7)
1. a kind of melting injection molding liquid keeps the temperature pumping installations, including injection molding heat-preservation cylinder (7), pump (18), heat preservation input inner tube (25) and
It heats inner cylinder (28), which is characterized in that the injection molding heat-preservation cylinder (7) bottom end passes through screw (5) connection lower cover (4), the injection molding
Heat-preservation cylinder (7) top is fixedly connected upper cover (21), and heat preservation input inner tube (25) is vertically installed in injection molding heat-preservation cylinder (7),
It is equipped with diversion pipe (13) inside heat preservation input inner tube (25), it is solid on external heat preservation input inner tube (25) inner wall of diversion pipe (13)
Surely have closure ring (31), diversion pipe (13) bottom side is equipped with deflector hole (12), and diversion pipe (13) bottom is connected and fixed seat (33), fixed
Seat (33) bottom connection mandril (11), mandril (11) of mandril (11) the bottom end setting in cushion collar (32), in cushion collar (32)
Lower section connecting spring I (26)；Heat preservation input inner tube (25) side on the upside of the cushion collar (32) is equipped with fluid hole (10), described
Heating inner cylinder (28), heating inner cylinder (28) top connection demarcation plate (27), demarcation plate (27) are installed inside injection molding heat-preservation cylinder (7)
Upper injection molding cavity (9) and lower injection molding cavity (6) will be divided into inside injection molding heat-preservation cylinder (7), the demarcation plate (27) is equipped with several pass through
Through-hole (8), injection molding cavity (9) and lower injection molding cavity (6) in through hole (8) connection, the heat preservation in the upper injection molding cavity (9) input inner tube
(25) it is arranged on piston plate (23), piston plate (23) bottom connects crushing block (24), connecting spring II at the top of piston plate (23)
(22), spring II (22) top is fixedly connected with upper cover (21).
2. a kind of melting injection molding liquid according to claim 1 keeps the temperature pumping installations, which is characterized in that lower cover (4) bottom
End middle part connects injection-moulding nozzle (1), and the connection of injection-moulding nozzle (1) bottom end sprays connector (3), sprays connector (3) and connects bleed pipe
(2)。
3. a kind of melting injection molding liquid according to claim 2 keeps the temperature pumping installations, which is characterized in that upper cover (21) top
Portion connects pump case (17), is equipped with pump (18) in pump case (17).
4. a kind of melting injection molding liquid according to claim 3 keeps the temperature pumping installations, which is characterized in that described to pump the defeated of (18)
Enter end connection input channel (16), input adapter (14), input adapter are installed on the pump case (17) of input channel (16) outer end
(14) input pipe (15) are connected, the output end connection heat preservation of the pump (18) inputs inner tube (25), in heat preservation input inner tube (25)
Portion is set as injection channel (19).
5. a kind of melting injection molding liquid according to claim 1 keeps the temperature pumping installations, which is characterized in that the fixing seat (33)
When offseting with closure ring (31), blocks ring (31) and block deflector hole (12).
6. a kind of melting injection molding liquid according to claim 5 keeps the temperature pumping installations, which is characterized in that the heating inner cylinder
(28) it has been embedded in helical heating pipe (29), heating inner cylinder (28) inner wall is equipped with several thermally conductive sheets (30).
7. a kind of melting injection molding liquid according to claim 6 keeps the temperature pumping installations, which is characterized in that the fluid hole (10)
It is connected to upper injection molding cavity (9), injection-moulding nozzle (1) is connected to lower injection molding cavity (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711104831.3A CN107877804B (en) | 2017-11-10 | 2017-11-10 | A kind of melting injection molding liquid heat preservation pumping installations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711104831.3A CN107877804B (en) | 2017-11-10 | 2017-11-10 | A kind of melting injection molding liquid heat preservation pumping installations |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107877804A CN107877804A (en) | 2018-04-06 |
| CN107877804B true CN107877804B (en) | 2019-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711104831.3A Active CN107877804B (en) | 2017-11-10 | 2017-11-10 | A kind of melting injection molding liquid heat preservation pumping installations |
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| CN (1) | CN107877804B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109049523A (en) * | 2018-08-01 | 2018-12-21 | 张秀萍 | A kind of tee pipe fitting injection mold |
| CN110667057B (en) * | 2019-10-15 | 2020-07-10 | 佛山市亿舜注塑科技有限公司 | Push type feeding structure used in plastic mold production process |
| CN111016065B (en) * | 2019-12-19 | 2021-07-13 | 南通德杰新材料科技有限公司 | Plastic injection molding device and injection molding method |
| CN111976107B (en) * | 2020-08-28 | 2022-08-02 | 安徽越洋达新能源科技有限公司 | Injection molding device is used in power support production |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1968799A (en) * | 2004-06-10 | 2007-05-23 | 丰田自动车株式会社 | Hot runner device and injection molding device |
| CN103786315A (en) * | 2008-04-29 | 2014-05-14 | 马斯特模具（2007）有限公司 | Injection molding apparatus having edge-gated runnerless nozzle and related method of tip removal |
| CN204687240U (en) * | 2014-12-31 | 2015-10-07 | 苏州市博奥塑胶电子有限公司 | A kind of injection machine spring nozzle |
-
2017
- 2017-11-10 CN CN201711104831.3A patent/CN107877804B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1968799A (en) * | 2004-06-10 | 2007-05-23 | 丰田自动车株式会社 | Hot runner device and injection molding device |
| CN103786315A (en) * | 2008-04-29 | 2014-05-14 | 马斯特模具（2007）有限公司 | Injection molding apparatus having edge-gated runnerless nozzle and related method of tip removal |
| CN204687240U (en) * | 2014-12-31 | 2015-10-07 | 苏州市博奥塑胶电子有限公司 | A kind of injection machine spring nozzle |
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| CN107877804A (en) | 2018-04-06 |
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Effective date of registration: 20190612 Address after: 314000 Friendship Road, Wangdian Town, Jiaxing City, Zhejiang Province Applicant after: Jiaxing Qunfeng Electrical Appliances Co., Ltd. Address before: 242400 Yuejin Village, Gongshan Town, Nanling County, Wuhu City, Anhui Province Applicant before: Xu Deqiang |
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Address after: 314000 Friendship Road, Wangdian Town, Jiaxing City, Zhejiang Province Patentee after: Jiaxing Qunfeng Electric Appliance Co.,Ltd. Address before: 314000 Friendship Road, Wangdian Town, Jiaxing City, Zhejiang Province Patentee before: JIAXING QUNFENG ELECTRICAL APPLIANCE Co.,Ltd. |
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