CN114953374B - Injection molding machine penetrates gluey piston rod junction device - Google Patents
Injection molding machine penetrates gluey piston rod junction device Download PDFInfo
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- CN114953374B CN114953374B CN202210559663.1A CN202210559663A CN114953374B CN 114953374 B CN114953374 B CN 114953374B CN 202210559663 A CN202210559663 A CN 202210559663A CN 114953374 B CN114953374 B CN 114953374B
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- fixedly connected
- sector
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- rod
- injection molding
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- 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
- B29C45/58—Details
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a connecting device for a glue injection piston rod of an injection molding machine, which comprises a rod body, wherein the end head of the rod body is fixedly connected with a piston column, the middle part of the rod body is fixedly connected with a disc, one side of the disc is fixedly connected with three cross bars in an array manner, each cross bar is fixedly connected with a first oblique block and a second oblique block, the outer side of the piston column is provided with a cylinder body, the outer side of the cylinder body is fixedly connected with a supporting ring, the supporting ring is provided with two guide holes, one guide rod is connected in a sliding manner in each guide hole, one end of the guide rod is rotationally connected with a cylinder, the distance from the first oblique block to the corresponding cylinder is smaller than the distance from the second oblique block to the corresponding cylinder, the other end of the guide rod is fixedly connected with a sector block, a cavity is arranged in the sector block and is filled with cooling liquid, and a reset spring is arranged between the sector block and the supporting ring. According to the invention, the two sector blocks are separated in a separated manner, and the piston column is withdrawn step by step according to the withdrawal position of the piston column, so that the cooling of the piston column is ensured, and meanwhile, the cooling of plastic liquid in the cylinder body is avoided.
Description
Technical Field
The invention relates to the technical field of injection molding machines, in particular to a connecting device for an injection piston rod of an injection molding machine.
Background
Injection molding machines are also known as injection molding machines or injection molding machines. It is a main forming equipment for making thermoplastic plastics or thermosetting plastics into various shaped plastic products by using plastic forming mould. The device is divided into vertical type, horizontal type and full-electric type. The injection system is one of the most main components of the injection machine, and is generally in three main forms of plunger type, screw type and screw pre-plastic plunger injection type.
When cooling down the piston, because the piston is when backing, the molten in the chamber of moulding plastics flows back in step, and the coolant liquid of shell continues to cool down, causes the molten heat loss, can't accomplish to avoid causing the molten to lose when cooling down the piston, influences the quality of injection molding product.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a connecting device for a glue injection piston rod of an injection molding machine, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a glue injection piston rod connecting device is penetrated to injection molding machine, includes the body of rod, body of rod end fixed connection piston post, body of rod middle part fixed connection disc, three horizontal pole of disc one side array fixed connection, every horizontal pole fixed connection first sloping block and second sloping block, the piston post outside sets up the barrel, barrel outside fixed connection supporting ring, supporting ring sets up two guiding holes, sliding connection guide bar in every guiding hole, guide bar one end rotates the connection cylinder, first sloping block is less than second sloping block to the cylinder interval that corresponds, guide bar other end fixed connection sector, the inside cavity that sets up of sector fills the coolant liquid, be equipped with reset spring between sector and the supporting ring.
Preferably, two adjacent sector blocks are fixedly connected with the hose and communicated, one sector block is fixedly connected with the injection pipe, and the other sector block is fixedly connected with the discharge pipe.
Preferably, an annular groove is formed in the outer side of the cylinder body, and the sector blocks are slidably connected in the annular groove.
Preferably, an annular groove is arranged on the outer side of the cylinder body, and fin plates are arranged in the annular groove at intervals.
Preferably, the inner wall of the cylinder body is provided with a first annular cavity and a second annular cavity, and a communication hole is arranged between the first annular cavity and the second annular cavity.
Preferably, a vent hole is formed in one end of the second annular cavity, the vent hole extends to the outer surface of the cylinder body, the annular piston is connected in a sliding mode in the second annular cavity, and a coolant is filled in one end, away from the vent hole, of the second annular cavity.
Preferably, a sector hole is arranged between the first annular cavity and the annular groove, a rubber film is fixedly connected in the sector hole, and the rubber film is fixedly connected with the intrados of the sector block.
The invention has the advantages that: according to the injection piston rod connecting device of the injection molding machine, the rod body is retracted, the first inclined block firstly lifts the corresponding guide rod and the corresponding fan-shaped block, so that the fan-shaped block is separated from the cylinder body, the two fan-shaped blocks are separated from each other in a separated mode, and the piston rod is retracted step by step according to the retracted position of the piston rod, so that cooling of the piston rod is guaranteed, and meanwhile cooling of plastic liquid in the cylinder body is avoided.
According to the invention, the piston column is retracted, the second annular cavity forms a heat insulation cavity, so that the temperature of the plastic liquid in the cylinder is further prevented from being reduced, and the temperature of the plastic liquid is ensured
Drawings
FIG. 1 is a schematic view of the basic structure of the present invention;
FIG. 2 is an enlarged view of a portion of the invention at E in FIG. 1;
fig. 3 is a cross-sectional view A-A of fig. 1 in accordance with the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1
As shown in fig. 1-3, the injection piston rod connecting device of the injection molding machine provided by the invention comprises a rod body 1, wherein the end of the rod body 1 is fixedly connected with a piston rod 11, the middle part of the rod body 1 is fixedly connected with a disc 12, one side of the disc 12 is fixedly connected with three transverse rods 13 in an array manner, each transverse rod 13 is fixedly connected with a first inclined block 14 and a second inclined block 15, the outer side of the piston rod 11 is provided with a cylinder body 2, the outer side of the cylinder body 2 is fixedly connected with a supporting ring 3, the supporting ring 3 is provided with two guide holes, one guide rod 31 is connected in a sliding manner in each guide hole, one end of the guide rod 31 is rotatably connected with a cylinder 32, the distance from the first inclined block 14 to the corresponding cylinder 32 is smaller than the distance from the second inclined block 15 to the corresponding cylinder 32, the other end of the guide rod 31 is fixedly connected with a sector 33, cavities are formed in the sector 33 and are filled with cooling liquid, a reset spring 34 is arranged between the sector 33 and the supporting ring 33, two adjacent sectors 33 are fixedly connected with a hose 35 and are communicated, one sector 33 is fixedly connected with an injection pipe, the other sector 33 is fixedly connected with the supporting ring-shaped block 33, and the other sector 33 is fixedly connected with the ring-shaped sector 33, and the ring-shaped 21 is connected with the inner side 21.
In the retracting process of the rod body 1, the first inclined block 14 firstly lifts the corresponding guide rod 31 and the corresponding sector block 33, so that the sector block 33 is separated from the cylinder body 2, the distance from the first inclined block 14 to the corresponding cylinder 32 is smaller than the distance from the second inclined block 15 to the corresponding cylinder 32, so that the two sector blocks 33 are separated from each other in a separated mode, and the retracting positions of the piston columns 11 are retracted in a separated mode, so that cooling of the piston columns 11 is guaranteed, and meanwhile cooling of plastic liquid in the cylinder body 2 is avoided.
Further, an annular groove 22 is formed in the outer side of the cylinder 2, fin plates 23 are arranged in the annular groove 22 at intervals, a first annular cavity 24 and a second annular cavity 25 are formed in the inner wall of the cylinder 2, a communication hole 26 is formed between the first annular cavity 24 and the second annular cavity 25, a vent hole 27 is formed in one end of the second annular cavity 25, the vent hole 27 extends to the outer surface of the cylinder 2, an annular piston 28 is connected in the second annular cavity 25 in a sliding mode, a coolant is filled in one end, away from the vent hole 27, of the second annular cavity 25, a fan-shaped hole 29 is formed between the first annular cavity 24 and the annular groove 21, a rubber film 291 is fixedly connected in the fan-shaped hole 29, and the rubber film 291 is fixedly connected with an intrados of the fan-shaped block 33.
When the sector block 33 is lifted, the rubber film 291 deforms to suck the first annular cavity 24, the annular piston 28 presses the coolant in the second annular cavity 25 into the first annular cavity 24, and heat exchange is carried out between the coolant and the outside air through the fin plate 23, namely, when the piston column 11 is retracted, the second annular cavity 25 forms a heat insulation cavity, so that the cooling of the plastic liquid in the cylinder 2 is further avoided, and the temperature of the plastic liquid is ensured.
Using the principle, in the process of retreating the rod body 1, the first inclined block 14 firstly lifts the corresponding guide rod 31 and the corresponding fan-shaped block 33, so that the fan-shaped block 33 is separated from the cylinder body 2, the two fan-shaped blocks 33 are separated from each other for a plurality of times, and the retreating steps are carried out aiming at the retreating positions of the piston columns 11, so that the cooling of the piston columns 11 is ensured, and meanwhile, the cooling of plastic liquid in the cylinder body 2 is avoided.
Further, when the piston rod 11 retreats, the second annular cavity 25 forms a heat insulation cavity, so that the cooling of the plastic liquid in the cylinder 2 is further avoided, and the temperature of the plastic liquid is ensured.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a glue piston rod junction device is penetrated to injection molding machine, includes body of rod (1), body of rod (1) end fixed connection piston post (11), its characterized in that: the novel hydraulic piston is characterized in that the middle part of the rod body (1) is fixedly connected with the disc (12), one side of the disc (12) is fixedly connected with the three cross rods (13), each cross rod (13) is fixedly connected with the first inclined block (14) and the second inclined block (15), the outer side of the piston column (11) is provided with the cylinder body (2), the outer side of the cylinder body (2) is fixedly connected with the support ring (3), the support ring (3) is provided with two guide holes, one guide rod (31) is connected in each guide hole in a sliding manner, one end of the guide rod (31) is rotationally connected with the cylinder (32), the distance from the first inclined block (14) to the corresponding cylinder (32) is smaller than the distance from the second inclined block (15) to the corresponding cylinder (32), the other end of the guide rod (31) is fixedly connected with the sector block (33), a cavity is formed in the sector block (33) and is filled with cooling liquid, and a reset spring (34) is arranged between the sector block (33) and the support ring (3).
2. The injection molding machine glue injection piston rod connecting device according to claim 1, wherein: two adjacent sector blocks (33) are fixedly connected with a hose (35) and communicated, one sector block (33) is fixedly connected with an injection pipe, and the other sector block (33) is fixedly connected with a discharge pipe.
3. The injection molding machine glue injection piston rod connecting device according to claim 1, wherein: an annular groove (21) is formed in the outer side of the cylinder body (2), and the sector block (33) is connected in the annular groove (21) in a sliding mode.
4. A connecting device for a glue injection piston rod of an injection molding machine according to claim 3, wherein: an annular groove (22) is formed in the outer side of the cylinder body (2), and fin plates (23) are arranged in the annular groove (22) at intervals.
5. The injection molding machine glue injection piston rod connecting device according to claim 4, wherein: the inner wall of the cylinder body (2) is provided with a first annular cavity (24) and a second annular cavity (25), and a communication hole (26) is arranged between the first annular cavity (24) and the second annular cavity (25).
6. The injection molding machine glue injection piston rod connecting device according to claim 5, wherein: the one end of second annular chamber (25) sets up air vent (27), air vent (27) extend to barrel (2) surface, annular piston (28) is connected in the slip in second annular chamber (25), the one end that second annular chamber (25) kept away from air vent (27) is filled with the coolant.
7. The injection molding machine glue injection piston rod connecting device according to claim 6, wherein: a sector hole (29) is formed between the first annular cavity (24) and the annular groove (21), a rubber film (291) is fixedly connected in the sector hole (29), and the rubber film (291) is fixedly connected with the intrados of the sector block (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210559663.1A CN114953374B (en) | 2022-05-23 | 2022-05-23 | Injection molding machine penetrates gluey piston rod junction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210559663.1A CN114953374B (en) | 2022-05-23 | 2022-05-23 | Injection molding machine penetrates gluey piston rod junction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114953374A CN114953374A (en) | 2022-08-30 |
| CN114953374B true CN114953374B (en) | 2023-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210559663.1A Active CN114953374B (en) | 2022-05-23 | 2022-05-23 | Injection molding machine penetrates gluey piston rod junction device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1342280A (en) * | 1970-07-17 | 1974-01-03 | Kawasaki Yuko Kk | Injection moulding machines |
| JP2001071361A (en) * | 1999-09-07 | 2001-03-21 | Sodick Co Ltd | Injection device for plunger type injection molding machine |
| CN112706379A (en) * | 2021-01-25 | 2021-04-27 | 张省 | Injection molding machine penetrates gluey piston rod jointing equipment |
| CN213166697U (en) * | 2020-06-16 | 2021-05-11 | 佛山市资顺精密机械有限公司 | Injection molding machine penetrates gluey piston rod connecting device |
| CN215661669U (en) * | 2021-07-26 | 2022-01-28 | 深圳市普天注塑机械设备有限公司 | High-precision injection molding machine penetrate gluey piston rod connecting device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070119504A1 (en) * | 2005-11-28 | 2007-05-31 | Yudo Co. Ltd. | Heat dissipating apparatus for cylinders of injection molding machines |
-
2022
- 2022-05-23 CN CN202210559663.1A patent/CN114953374B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1342280A (en) * | 1970-07-17 | 1974-01-03 | Kawasaki Yuko Kk | Injection moulding machines |
| JP2001071361A (en) * | 1999-09-07 | 2001-03-21 | Sodick Co Ltd | Injection device for plunger type injection molding machine |
| CN213166697U (en) * | 2020-06-16 | 2021-05-11 | 佛山市资顺精密机械有限公司 | Injection molding machine penetrates gluey piston rod connecting device |
| CN112706379A (en) * | 2021-01-25 | 2021-04-27 | 张省 | Injection molding machine penetrates gluey piston rod jointing equipment |
| CN215661669U (en) * | 2021-07-26 | 2022-01-28 | 深圳市普天注塑机械设备有限公司 | High-precision injection molding machine penetrate gluey piston rod connecting device |
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| CN114953374A (en) | 2022-08-30 |
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