CN110900980A - Automatic hose shoulder injection machine and plastic spitting mechanism thereof - Google Patents
Automatic hose shoulder injection machine and plastic spitting mechanism thereof Download PDFInfo
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- CN110900980A CN110900980A CN201911162786.6A CN201911162786A CN110900980A CN 110900980 A CN110900980 A CN 110900980A CN 201911162786 A CN201911162786 A CN 201911162786A CN 110900980 A CN110900980 A CN 110900980A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 28
- 238000002347 injection Methods 0.000 title claims abstract description 16
- 239000007924 injection Substances 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 29
- 238000001125 extrusion Methods 0.000 claims abstract description 9
- 238000007599 discharging Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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Classifications
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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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2703—Means for controlling the runner flow, e.g. runner switches, adjustable runners or gates
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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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2725—Manifolds
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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 provides an automatic hose shoulder-injecting machine and a plastic-spitting mechanism thereof. During material injection, the valve core piston rod is upwards positioned in a first position state, molten plastic enters the material storage cavity from the material inlet through the first material inlet hole, the second material inlet hole and the third material inlet hole, pressure is formed in the material storage cavity, and the valve core piston is pushed upwards until the material is not fed any more in the uppermost stroke; then the valve core piston rod works, moves downwards to abut against the valve core piston, a feeding channel in the valve core piston is closed, then the valve core piston rod drives the valve core piston to continue to move downwards, at the moment, the discharge hole is opened, molten plastic is extruded from the discharge hole by the valve core piston, and plastic extrusion is achieved. The plastic-spraying amount can be controlled by controlling the stroke of the valve core piston rod, the plastic-spraying metering can be adjusted by adjusting the stroke of the valve core piston rod, and the adjustment is convenient and easy to control. Can meet the high-precision plastic-spitting metering requirement of a multi-head hose shoulder-injection machine.
Description
Technical Field
The invention relates to the technical field of hose shoulder-injecting machines, in particular to an automatic hose shoulder-injecting machine and a plastic-spitting mechanism thereof.
Background
In the conventional plastic spraying device of the shoulder injection machine, the metering adjustment is controlled by the flow and the valve opening time. The mode has high requirements on the stability of the flow of the molten plastic, the time control of the opening and closing of the valve and the high requirement on the matching degree of the molten plastic and the valve, and the mode of plastic spraying has unstable metering and influences the attractiveness of the shoulder of the hose. A plastic-spitting screw is used in the existing double-head hose shoulder-injection machine or multi-head hose shoulder-injection machine and is divided into a plurality of dies, and the metering is influenced by the flow of molten plastic, so that the flow cannot be completely uniform during distribution, the metering is influenced, and the plastic-spitting requirement of the multi-head hose shoulder-injection machine is not met.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide an automatic hose shoulder-injecting machine and a plastic-spraying mechanism thereof.
In order to achieve the purpose, the technical scheme adopted by the invention for solving the technical problems is as follows: a plastic-spitting mechanism of an automatic hose shoulder-injecting machine comprises a valve seat, a valve core piston and a valve core piston rod, wherein a first cavity for arranging the valve core piston is arranged on the valve seat, a discharge hole is formed in the bottom of the first cavity, a material storage cavity is formed between the lower part of the valve core piston and the lower part of the first cavity, the valve core piston can move up and down in the first cavity, and the volume of the material storage cavity is gradually reduced along with the downward movement of the valve core piston in the first cavity; the valve seat is provided with a feed inlet and a first feed hole communicated with the feed inlet, the valve core piston is also provided with a second feed hole and a third feed hole, when the valve core piston moves up and down in the first cavity, the second feed hole and the first feed hole can be always communicated, and the third feed hole is communicated with the material storage cavity; the valve core piston is provided with a first hole body used for arranging the valve core piston rod, the valve core piston rod can move up and down along the first hole body between a first position state and a second position state, the lower end of the valve core piston rod seals the discharge hole in the first position state, and the second feeding hole is communicated with the third feeding hole; and in the second position state, the discharge hole is opened, and the second feeding hole and the third feeding hole are isolated by the valve core piston rod.
Compared with the prior art, during material injection, the valve core piston rod is upwards in the first position state, molten plastic enters the material storage cavity from the material inlet through the first material inlet hole, the second material inlet hole and the third material inlet hole, pressure is formed in the material storage cavity, and the valve core piston is pushed upwards until the material is not fed any more in the uppermost stroke; then the valve core piston rod works, moves downwards to abut against the valve core piston, a feeding channel in the valve core piston is closed, then the valve core piston rod drives the valve core piston to continue to move downwards, at the moment, the discharge hole is opened, molten plastic is extruded from the discharge hole by the valve core piston, and plastic extrusion is achieved. The plastic-spraying amount can be controlled by controlling the stroke of the valve core piston rod, the plastic-spraying metering can be adjusted by adjusting the stroke of the valve core piston rod, and the adjustment is convenient and easy to control.
Further, the valve seat comprises an upper valve seat, a lower valve seat and a storage cavity core sleeve, the storage cavity core sleeve is installed in the lower valve seat, the upper valve seat is installed on the lower valve seat, the inner cavities of the upper valve seat and the storage cavity core sleeve are combined into the first cavity, and the storage cavity is formed between the lower portion of the valve core piston and the storage cavity core sleeve.
By adopting the preferable scheme, the processing and the manufacturing are convenient.
Furthermore, an inwards concave spigot is arranged on the lower bottom surface of the upper valve seat, the top surface of the storage cavity core sleeve abuts against the step surface of the spigot, and the distance between the top surface of the storage cavity core sleeve and the top surface of the lower valve seat is slightly larger than the inwards concave depth of the step surface of the spigot on the lower bottom surface of the upper valve seat.
Adopt above-mentioned preferred scheme, go up disk seat and storage cavity core cover and can effectively pressfitting sealed.
Further, the valve core further comprises an upper valve seat cover, the upper valve seat cover is arranged at the opening of the first cavity, and the upper valve seat cover limits the uppermost stroke of the valve core piston in the first cavity.
Furthermore, the top of the valve core piston is provided with a convex guide part, and the upper valve seat cover is provided with a guide hole for the guide part to penetrate through.
By adopting the preferable scheme, the assembly is convenient, and the stability of the up-and-down movement of the valve core piston is improved.
Further, the first hole body of the valve core piston comprises a large hole part, a conical hole part and a small hole part which are sequentially arranged from top to bottom, the hole diameter of the large hole part is larger than that of the small hole part, and the conical hole part gradually extends from the large hole part to the small hole part; the valve core piston rod comprises a first outer diameter portion, a second outer diameter portion, a conical surface portion, a third outer diameter portion and a fourth outer diameter portion, the outer diameter of the second outer diameter portion is matched with the aperture of the large aperture portion of the valve core piston, the outer surface of the conical surface portion is matched with the inner surface of the conical hole portion of the valve core piston, the outer diameter of the third outer diameter portion is matched with the aperture of the small aperture portion of the valve core piston, and a sealing portion matched with the discharge port is arranged at the lower end portion of the valve core piston rod.
Further, the upstream opening of the third feeding hole is located at the junction of the conical hole part and the small hole part, and the downstream opening of the second feeding hole is located at the junction of the conical hole part and the large hole part.
By adopting the preferable scheme, the starting resistance of the valve core piston rod is reduced, and the sealing capacity of the valve core piston rod for closing the feeding channel is improved.
Furthermore, the bottom of the first cavity is a conical inner wall, the bottom of the valve core piston comprises an upper conical surface and a lower conical surface, the cone angle of the upper conical surface is smaller than that of the conical inner wall of the bottom of the first cavity, and the cone angle of the conical inner wall of the bottom of the first cavity is smaller than that of the lower conical surface.
By adopting the preferable scheme, the surface between the valve core piston and the inner wall of the conical surface of the first cavity is prevented from being attached, and the response speed of the action of the valve core piston is improved.
The utility model provides an automatic hose shoulder injection machine, includes injection apparatus, extrusion screw, flow distribution plate, a plurality of mechanisms, a plurality of notes shoulder mould of moulding of telling that connect gradually, be equipped with many runners in the flow distribution plate, every runner communicates with a feed inlet of telling the mechanism respectively.
Because the automatic hose shoulder-injecting machine adopts the plastic-jetting mechanism, one extrusion screw can be divided into a plurality of plastic-jetting mechanisms without influencing the plastic-jetting metering, and the high-precision plastic-jetting metering requirement of the multi-head hose shoulder-injecting machine can be met.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a feeding working state of a plastic discharging mechanism;
FIG. 2 is a schematic structural diagram of a plastic discharging mechanism in a plastic discharging working state;
FIG. 3 is a cross-sectional structural schematic view of a vertical cross-section of the spool piston along the second feed hole axis;
FIG. 4 is a cross-sectional structural schematic view of a vertical cross-section of the spool piston along the first feed hole axis;
FIG. 5 is a schematic view of the configuration of the spool piston rod;
fig. 6 is a partial structural schematic view of an automatic hose shoulder-injection machine.
Names of corresponding parts represented by numerals and letters in the drawings:
100-a plastic-spitting mechanism; 110-a valve seat; 1101-upper valve seat; 1102-lower valve seat; 1103-core sleeve of material storage cavity; 1104-seam allowance; 1105 — an upper seat cover; 111-a first cavity; 112-a discharge hole; 113-a material storage cavity; 114-a feed inlet; 115-a first inlet aperture; 116-a conical inner wall; 120-a spool piston; 121-a second feed aperture; 122-third feed hole; 123-a first pore body; 1231-large bore section; 1232-a conical bore portion; 1233-small bore diameter; 124-a guide part; 125-upper conical surface; 126-lower conical surface; 130-a spool piston rod; 131-a first outer diameter portion; 132-a second outer diameter portion; 133-a conical surface section; 134-third outer diameter portion; 135-a fourth outer diameter portion; 136-a seal; 200-extrusion screw; 300-a splitter plate; 310-flow channel.
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.
As shown in fig. 1-5, a plastic-spitting mechanism of an automatic hose shoulder-injecting machine comprises a valve seat 110, a valve core piston 120 and a valve core piston rod 130, wherein a first cavity 111 for arranging the valve core piston 120 is arranged on the valve seat 110, a discharge hole 112 is arranged at the bottom of the first cavity 111, a material storage cavity 113 is formed between the lower part of the valve core piston 120 and the lower part of the first cavity 111, the valve core piston 120 can move up and down in the first cavity 111, and the volume of the material storage cavity 113 gradually decreases as the valve core piston 120 moves down in the first cavity 111; the valve seat 110 is provided with a feed port 114 and a first feed hole 115 communicated with the feed port, the valve core piston 120 is also provided with a second feed hole 121 and a third feed hole 122, when the valve core piston 120 moves up and down in the first cavity 111, the second feed hole 121 and the first feed hole 115 can be always communicated, and the third feed hole 122 is communicated with the material storage cavity 113; the valve core piston 120 is provided with a first hole body 123 for arranging a valve core piston rod 130, the valve core piston rod 130 can move up and down along the first hole body 123 between a first position state and a second position state, when in the first position state, the lower end of the valve core piston rod 130 seals the discharge hole 112, and the second feeding hole 121 is communicated with the third feeding hole 122; in the second position, the discharge port 112 is opened, and the spool piston rod 130 isolates the second supply port 121 from the third supply port 122.
The beneficial effect of adopting above-mentioned technical scheme is: during material injection, the valve core piston rod 130 is located at a first position (shown in fig. 1) upwards, molten plastic enters the storage cavity 113 from the feed port 114 through the first feed hole 115, the second feed hole 121 and the third feed hole 122, pressure is formed in the storage cavity, and the valve core piston 120 is pushed upwards until no material is fed any more in the uppermost stroke; then the valve core piston rod 130 works, moves downwards to abut against the valve core piston 120, isolates the second feeding hole 121 and the third feeding hole 122 in the valve core piston, then the valve core piston rod 130 drives the valve core piston 120 to continue moving downwards (the state shown in fig. 2), at this time, the discharge hole 112 is opened, and molten plastic is extruded from the discharge hole 112 by the valve core piston 120, so that plastic extrusion is realized. The plastic-spraying amount can be controlled by controlling the stroke of the valve core piston rod 130, the plastic-spraying metering can be adjusted by adjusting the stroke of the valve core piston rod 130, and the adjustment is convenient and easy to control.
In other embodiments of the present invention, as shown in fig. 1, the valve seat 110 comprises an upper valve seat 1101, a lower valve seat 1102 and a reservoir core sleeve 1103, the reservoir core sleeve 1103 is installed in the lower valve seat 1101, the upper valve seat 1101 is installed on the lower valve seat 1102, the inner cavities of the upper valve seat 1101 and the reservoir core sleeve 1103 are combined into a first cavity 111, and a reservoir 113 is formed between the lower portion of the spool piston 120 and the reservoir core sleeve 1103. The beneficial effect of adopting above-mentioned technical scheme is: the processing and the manufacturing are convenient.
In other embodiments of the invention, as shown in FIG. 1, the upper valve seat 1101 has a recessed spigot 1104 on the bottom surface, the reservoir cartridge 1103 has a top surface that abuts the stepped surface of the spigot 1104, and the distance between the top surface of the reservoir cartridge 1104 and the top surface of the lower valve seat 1102 is slightly greater than the recessed depth of the stepped surface of the lower spigot 1104 on the bottom surface of the upper valve seat. The beneficial effect of adopting above-mentioned technical scheme is: go up disk seat and storage cavity core cover and can effectively pressfitting seal.
As shown in fig. 1 and 3, in other embodiments of the present invention, an upper seat cover 1105 is further included, the upper seat cover 1105 is disposed at the mouth of the first cavity 111, and the upper seat cover 1105 limits the uppermost stroke of the spool piston 120 in the first cavity 111. The top of the valve core piston 120 is provided with a convex guiding part 124, and the upper valve seat cover 1105 is provided with a guiding hole for the guiding part 124 to penetrate. The beneficial effect of adopting above-mentioned technical scheme is: the assembly is convenient, and the stability of the up-and-down movement of the valve core piston is improved.
As shown in fig. 1, 3 and 5, in another embodiment of the present invention, the first hole body 123 of the spool piston 120 includes a large hole portion 1231, a tapered hole portion 1232 and a small hole portion 1233, which are sequentially arranged from top to bottom, the large hole portion 1231 has a larger hole diameter than the small hole portion 1233, and the tapered hole portion 1232 gradually extends from the large hole portion 1231 to the small hole portion 1233; the valve core piston rod 130 comprises a first outer diameter part 131, a second outer diameter part 132, a conical surface part 133, a third outer diameter part 134 and a fourth outer diameter part 135, wherein the outer diameters of the second outer diameter part 132 are sequentially reduced from top to bottom, the outer diameter of the second outer diameter part 132 is matched with the aperture of the large aperture part 1231 on the valve core piston, the outer surface of the conical surface part 133 is matched with the inner surface of the conical hole part 1232 on the valve core piston, the outer diameter of the third outer diameter part 134 is matched with the aperture of the small aperture part 1233 on the valve core piston 120, and the lower end part of the valve core piston rod 130 is. The upstream opening of the third inlet hole 122 is located at the boundary between the tapered hole portion 1232 and the small hole portion 1233, and the downstream opening of the second inlet hole 121 is located at the boundary between the tapered hole portion 1232 and the large hole portion 1231. The beneficial effect of adopting above-mentioned technical scheme is: the starting resistance of the valve core piston rod is reduced, and the sealing capacity of the valve core piston rod for closing the feeding channel is improved.
In other embodiments of the present invention, as shown in fig. 1 and 3, the bottom of the first chamber 111 is a tapered inner wall 116, the bottom of the spool piston 120 includes an upper tapered surface 125 and a lower tapered surface 126, the taper angle of the upper tapered surface 125 is smaller than the taper angle of the first chamber bottom tapered inner wall 116, and the taper angle of the first chamber bottom tapered inner wall 116 is smaller than the taper angle of the lower tapered surface 126. The beneficial effect of adopting above-mentioned technical scheme is: the surface between the valve core piston and the inner wall of the conical surface of the first cavity is prevented from being attached, and the response speed of the action of the valve core piston is improved.
As shown in fig. 6, an automatic hose shoulder-injecting machine includes an injection device (not shown), an extrusion screw 200, a splitter plate 300, a plurality of plastic-discharging mechanisms 100, and a plurality of shoulder-injecting molds (not shown) connected in sequence, wherein a plurality of flow channels 310 are provided in the splitter plate 300, and each flow channel 310 is respectively communicated with a feed inlet of one plastic-discharging mechanism 100.
The automatic hose shoulder-injecting machine adopts the plastic-spitting mechanism, can be divided into a plurality of plastic-spitting mechanisms by one extrusion screw without influencing the plastic-spitting metering, and can meet the high-precision plastic-spitting metering requirement of the multi-head hose shoulder-injecting machine.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the present invention, and not to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the scope of the present invention.
Claims (9)
1. A plastic spitting mechanism of an automatic hose shoulder injection machine is characterized by comprising a valve seat, a valve core piston and a valve core piston rod, wherein a first cavity for arranging the valve core piston is arranged on the valve seat, a discharge hole is formed in the bottom of the first cavity, a material storage cavity is formed between the lower part of the valve core piston and the lower part of the first cavity, the valve core piston can move up and down in the first cavity, and the volume of the material storage cavity is gradually reduced along with the downward movement of the valve core piston in the first cavity; the valve seat is provided with a feed inlet and a first feed hole communicated with the feed inlet, the valve core piston is also provided with a second feed hole and a third feed hole, when the valve core piston moves up and down in the first cavity, the second feed hole and the first feed hole can be always communicated, and the third feed hole is communicated with the material storage cavity; the valve core piston is provided with a first hole body used for arranging the valve core piston rod, the valve core piston rod can move up and down along the first hole body between a first position state and a second position state, the lower end of the valve core piston rod seals the discharge hole in the first position state, and the second feeding hole is communicated with the third feeding hole; and in the second position state, the discharge hole is opened, and the second feeding hole and the third feeding hole are isolated by the valve core piston rod.
2. The plastic spitting mechanism of an automatic hose shoulder injecting machine according to claim 1, wherein the valve seat comprises an upper valve seat, a lower valve seat and a storage cavity core sleeve, the storage cavity core sleeve is installed in the lower valve seat, the upper valve seat is installed on the lower valve seat, inner cavities of the upper valve seat and the storage cavity core sleeve are combined into the first cavity, and the storage cavity is formed between the lower part of the valve core piston and the storage cavity core sleeve.
3. The plastic spitting mechanism of an automatic hose shoulder injecting machine according to claim 2, wherein the lower bottom surface of the upper valve seat is provided with a concave spigot, the top surface of the storage cavity core sleeve abuts against the step surface of the spigot, and the distance between the top surface of the storage cavity core sleeve and the top surface of the lower valve seat is slightly larger than the concave depth of the step surface of the spigot on the lower bottom surface of the upper valve seat.
4. The mechanism of claim 3, further comprising an upper valve seat cover disposed at the mouth of the first chamber, wherein the upper valve seat cover limits the uppermost travel of the valve plug piston in the first chamber.
5. The plastic spitting mechanism of an automatic hose shoulder injecting machine according to claim 4, wherein the top of the valve core piston is provided with a convex guiding part, and the upper valve seat cover is provided with a guiding hole for the guiding part to penetrate through.
6. The plastic spitting mechanism of an automatic hose shoulder injecting machine according to claim 1, wherein the first hole body of the spool piston comprises a large hole portion, a tapered hole portion and a small hole portion which are sequentially arranged from top to bottom, the large hole portion has a larger hole diameter than the small hole portion, and the tapered hole portion gradually extends from the large hole portion to the small hole portion; the valve core piston rod comprises a first outer diameter portion, a second outer diameter portion, a conical surface portion, a third outer diameter portion and a fourth outer diameter portion, the outer diameter of the second outer diameter portion is matched with the aperture of the large aperture portion of the valve core piston, the outer surface of the conical surface portion is matched with the inner surface of the conical hole portion of the valve core piston, the outer diameter of the third outer diameter portion is matched with the aperture of the small aperture portion of the valve core piston, and a sealing portion matched with the discharge port is arranged at the lower end portion of the valve core piston rod.
7. The mechanism of claim 6, wherein the upstream opening of the third inlet port is located at the intersection of the tapered bore portion and the small bore portion, and the downstream opening of the second inlet port is located at the intersection of the tapered bore portion and the large bore portion.
8. The plastic spitting mechanism of an automatic hose shoulder injecting machine according to claim 1, wherein the bottom of the first cavity is a conical inner wall, the bottom of the spool piston comprises an upper conical surface and a lower conical surface, the cone angle of the upper conical surface is smaller than the cone angle of the conical inner wall of the bottom of the first cavity, and the cone angle of the conical inner wall of the bottom of the first cavity is smaller than the cone angle of the lower conical surface.
9. An automatic hose shoulder-injecting machine, which is characterized by comprising an injection device, an extrusion screw, a splitter plate, a plurality of plastic-discharging mechanisms of the automatic hose shoulder-injecting machine according to any one of claims 1 to 8 and a plurality of shoulder-injecting dies which are connected in sequence, wherein a plurality of flow channels are arranged in the splitter plate, and each flow channel is respectively communicated with a feeding hole of one plastic-discharging mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911162786.6A CN110900980B (en) | 2019-11-22 | 2019-11-22 | Automatic hose shoulder injection machine and plastic spitting mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911162786.6A CN110900980B (en) | 2019-11-22 | 2019-11-22 | Automatic hose shoulder injection machine and plastic spitting mechanism thereof |
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| Publication Number | Publication Date |
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| CN110900980A true CN110900980A (en) | 2020-03-24 |
| CN110900980B CN110900980B (en) | 2021-08-27 |
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| CN201911162786.6A Active CN110900980B (en) | 2019-11-22 | 2019-11-22 | Automatic hose shoulder injection machine and plastic spitting mechanism thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112476994A (en) * | 2020-11-24 | 2021-03-12 | 广州源甚峰模具设备有限公司 | Needle valve hot runner glue feeding mold |
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| CN207059080U (en) * | 2017-08-04 | 2018-03-02 | 丰铁塑机(广州)有限公司 | A kind of pneumatically-locked material mouth of needle valve |
| KR102040512B1 (en) * | 2018-05-25 | 2019-11-05 | 인성 엔프라 주식회사 | A gate valve for injection molding |
| CN211307191U (en) * | 2019-11-22 | 2020-08-21 | 南通市通州区三槐机械制造有限公司 | Can stabilize regulation and control and tell mechanism of moulding measurement |
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| CN112476994A (en) * | 2020-11-24 | 2021-03-12 | 广州源甚峰模具设备有限公司 | Needle valve hot runner glue feeding mold |
| CN112476994B (en) * | 2020-11-24 | 2022-07-22 | 广州源甚峰模具设备有限公司 | Needle valve hot runner glue feeding mold |
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