CN117944221A - Foaming gun of filling machine - Google Patents
Foaming gun of filling machine Download PDFInfo
- Publication number
- CN117944221A CN117944221A CN202410357035.4A CN202410357035A CN117944221A CN 117944221 A CN117944221 A CN 117944221A CN 202410357035 A CN202410357035 A CN 202410357035A CN 117944221 A CN117944221 A CN 117944221A
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- blowing
- gas storage
- air inlet
- pipe
- air
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- 238000005187 foaming Methods 0.000 title claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 174
- 238000007664 blowing Methods 0.000 claims abstract description 161
- 238000003860 storage Methods 0.000 claims abstract description 117
- 239000006260 foam Substances 0.000 claims description 2
- 238000002347 injection Methods 0.000 abstract description 46
- 239000007924 injection Substances 0.000 abstract description 46
- 230000000903 blocking effect Effects 0.000 abstract description 5
- 238000010137 moulding (plastic) Methods 0.000 abstract description 2
- 238000009826 distribution Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The invention relates to a foaming gun of a filling machine, which relates to the field of plastic molding and comprises a tee joint, a material injection pipe, a material blowing system, a gas storage system, a material blowing control rod and a spacing adjusting device, wherein the tee joint is provided with a material inlet, a material injection port and a gas storage mounting port, the material injection pipe is arranged on the material injection port of the tee joint, the material blowing system is arranged at the tail end of the material injection pipe, the gas storage system is arranged on the gas storage mounting port, a pressure cavity is formed at the position of the gas storage system close to the gas storage mounting port, the pressure cavity is communicated with the material blowing system, the material blowing control rod comprises a material blowing piston plate and a gas blowing pipe, the material blowing piston plate slides in the tee joint, the material blowing piston plate slides back and forth between the material inlet and the material injection port, the tee joint is provided with a main gas inlet, the gas blowing pipe is communicated with the main gas inlet, the main gas inlet is always positioned at one side of the material blowing piston plate close to the material injection port, a one-way valve which enables airflow to flow from one side of the material blowing piston plate close to the material injection port to the direction of the pressure cavity is arranged on the material blowing piston plate, the control is simple, and no blocking is ensured.
Description
Technical Field
The invention relates to the technical field of plastic molding, in particular to a foaming gun of a filling machine.
Background
In the foaming field including EPP, EPS and APS, charging is generally performed using a charging gun, which can achieve rapid charging production by design of the charging gun.
The existing foam plastic forming material gun is provided with three air inlets which respectively play the roles of starting, feeding and closing the gun, the control method is complex, and the material gun is easy to be blocked.
Disclosure of Invention
In order to overcome the technical defects in the prior art, the invention provides the foaming gun of the filling machine, which is simple to control and ensures that no blocking is caused.
The technical scheme adopted by the invention is as follows:
The utility model provides a filling machine foaming material rifle, includes tee bend, notes material pipe, blows material system, gas storage system, blows material control lever and interval adjustment device, the tee bend is equipped with feed inlet, notes material mouth and gas storage installing port, it installs on three-way notes material mouth to annotate the material pipe, blow material system and install the end at notes material pipe, gas storage system installs on the gas storage installing port, gas storage system's being close to gas storage installing port position forms the pressure chamber, the pressure chamber communicates with blowing material system, blow the material control lever and including blowing material piston plate and gas blow pipe, blow the material piston plate and slide in the tee bend, blow the slip direction of material piston plate and be reciprocal between feed inlet and the notes material mouth, blow and set up integratively with the gas blow pipe, be equipped with the main air inlet on the tee bend, but gas blow pipe disconnected intercommunication with the main air inlet, the main air inlet is located between gas storage installing port and the notes material mouth, main air inlet is located the material injection piston plate all the time and is close to one side of gas storage installing port, blow and be equipped with the check valve on the material piston plate, the air flow direction from the air current direction who is close to one side of material piston plate to the pressure direction of blowing material piston plate.
Preferably, the blowing system comprises two mutually-spliced blowing rings, the two blowing rings comprise blowing air inlets, air distribution ring grooves, a plurality of pressure holding grooves and blowing rings from outside to inside, the two blowing air inlets, the air distribution ring grooves, the plurality of pressure holding grooves and the blowing rings of the blowing rings are correspondingly spliced, and the internal contours of the two blowing rings after being spliced are adapted to the external contours of the tail ends of the blowing pipes.
Preferably, the gas storage system comprises a gas storage pipe, a gas storage piston, a gas storage fixing plate and a gas storage spring, wherein the gas storage pipe is arranged on the feed inlet, the gas storage fixing plate is arranged on the gas storage pipe, the gas storage piston slides in the gas storage pipe, two ends of the gas storage spring are respectively arranged between the gas storage piston and the gas storage fixing plate, and the gas storage pipe and the blowing piston plate enclose a pressure cavity on one side, close to the feed inlet, of the gas storage piston.
Preferably, the inner diameter of the gas storage pipe is larger than the inner diameter of the gas storage mounting port.
Preferably, the air storage fixing plate is provided with an air vent.
Preferably, the blowing control rod is provided with a control rod air inlet, the end face of the control rod air inlet slides along the inner side wall of the tee joint, when the control rod air inlet is closest to the position of the material injection port, the control rod air inlet is disconnected from the main air inlet, and when the control rod air inlet is closest to the position of the gas storage installation port, the control rod air inlet is communicated with the main air inlet.
Preferably, the interval adjusting device comprises an air inlet adjusting rod, an air inlet adjusting cam and an air inlet adjusting lock nut, wherein the air inlet adjusting rod rotates on a tee joint, the air inlet adjusting lock nut and the air inlet adjusting rod are installed through a screw thread auxiliary, and the air inlet adjusting cam is located on one side, close to the air storage system, of the blowing piston plate.
Preferably, a middle supporting ring is arranged in the tee joint, and the air blowing pipe slides along the middle supporting ring.
The beneficial effects of the invention are as follows:
The tee bend is equipped with feed inlet, annotate material mouth and gas storage installing port, the notes material pipe is installed on three-dimensional notes material mouth, blow the material system and install the end at notes material pipe, blow the terminal material of material pipe and blow away after annotating the material, prevent to blow the material control lever extrusion material to annotate material pipe end, cause material granule deformation, also can avoid the material to be glued at the end of notes material pipe by the pressfitting and cause the putty, the gas storage system is installed on the gas storage installing port, the gas storage system is close to gas storage installing port position and forms the pressure chamber, the pressure chamber communicates with blowing the material system, the pressure chamber is used for blowing the material system air feed, blow the slip direction of material control lever including blowing the piston plate and the gas-blowing pipe, blow the material piston plate and blow away and set up in the tee bend, when blowing the piston plate slides to the nearest gas storage installing port, the interval between gas-blowing pipe and the material-pipe is opened completely and is annotated, when blowing the piston plate slides to the nearest to the gas storage installing port, the interval between gas-blowing pipe and the gas-blowing pipe is closed, and then accomplish the material-blowing.
The three-way valve is provided with the main air inlet, the main air inlet is communicated with an external air source, the air blowing pipe is communicated with the main air inlet, the main air inlet is positioned between the air storage mounting port and the material injection port, the main air inlet is always positioned on one side of the material blowing piston plate, which is close to the material injection port, the material blowing piston plate is provided with the one-way valve, the air flow direction of the one-way valve flows from one side of the material blowing piston plate, which is close to the material injection port, to the direction of the pressure cavity, so that when the main air inlet of the three-way valve is in air, the air blowing piston plate is in a process of sliding towards the material inlet, the interval between the air blowing pipe and the material injection pipe is completely opened, and simultaneously, the pressure cavity is inflated, and meanwhile, the main air inlet is communicated with the air blowing pipe, the material at the position of the material inlet is sucked into the three-way valve until being discharged from the end of the material injection pipe, and the pressure cavity is still supplied to the material blowing system at the moment when the main air inlet of the three-way valve stops air intake, and the air flow blown out of the air blowing pipe is stopped, so that the material blowing system cleans the material between the air blowing pipe and the material injection pipe, the material blowing control rod is prevented from extruding the material to the end of the material injection pipe, and causing material particle deformation, and the material particle deformation can be easily pressed, and the effect is avoided, and the effect of being forced to be caused at the end of the material injection pipe is not to flow air and the air pipe.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the blowing piston plate of the present invention when the blowing piston plate is close to the air storage mounting port.
Fig. 3 is an enlarged schematic view of fig. 2 at a.
Fig. 4 is a schematic structural view of the blowing piston plate of the present invention when the blowing piston plate is close to the injection port.
Fig. 5 is an enlarged schematic view at B in fig. 4.
FIG. 6 is a schematic view of a blowing ring structure.
Reference numerals illustrate:
1. a tee joint; 11. a feed inlet; 12. a material injection port; 13. a gas storage mounting port; 14. a primary air inlet; 15. a middle support ring; 16. a one-way valve;
2. A material injection pipe;
3. A blowing system; 31. a blowing ring; 311. a blowing air inlet; 312. a gas-dividing ring groove; 313. a pressure holding groove; 314. a gas blowing ring;
4. A gas storage system; 41. a pressure chamber; 42. a gas storage tube; 43. a gas storage piston; 44. a gas storage fixing plate; 441. a vent hole; 45. a gas storage spring;
5. A blowing control rod; 51. a blowing piston plate; 52. an air blowing pipe; 521. a control rod air inlet;
6. a pitch adjustment device; 61. an intake air adjusting lever; 62. an intake air adjusting cam; 63. and (5) adjusting a locking nut by air inlet.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
As shown in fig. 1-6, this embodiment provides a foaming gun of a filling machine, which comprises a tee joint 1, a material injection pipe 2, a material blowing system 3, a gas storage system 4, a material blowing control rod 5 and a spacing adjusting device 6, wherein the tee joint 1 is provided with a feed inlet 11, a material injection inlet 12 and a gas storage mounting opening 13, the material injection pipe 2 is arranged on the material injection inlet 12 of the tee joint 1, the material blowing system 3 is arranged at the tail end of the material injection pipe 2, the material blowing system 3 is used for blowing away the material at the tail end of the material injection pipe 2 after the material injection is finished, the material blowing control rod 5 is prevented from extruding the material to the tail end of the material injection pipe 2, the material particles are prevented from being deformed, the material blocking caused by pressing and adhering to the tail end of the material injection pipe 2 can be avoided, the gas storage system 4 is arranged on the gas storage mounting opening 13, the position of the gas storage system 4 is close to the gas storage mounting opening 13 to form a pressure cavity 41, the pressure cavity 41 is communicated with the material blowing system 3, the pressure cavity 41 is used for supplying air to the material blowing system 3, the material blowing control rod 5 comprises a material blowing plate 51 and a gas pipe 52, the material blowing piston plate 51 slides in the tee joint 1, when the material blowing control rod 5 slides in the material blowing plate 51 and the air pipe 52, the material blowing plate 51 slides in the material blowing pipe 12, the material blowing plate is arranged between the material blowing plate 12 and the material blowing plate is close to the material blowing plate 12 when the material blowing plate 12 slides to the material blowing plate 12 and the gas blowing plate is closest to the material blowing opening 52, and the material blowing plate 12 and the material blowing opening is completely and close to the material blowing opening 52, and the material blowing plate is arranged when the material sliding and the material blowing plate is closest to the material blowing plate 12 and the material is in the space is completely and close to the material blowing opening and 52 and 51 is completely and 51 is so as is closed.
The three-way valve 1 is provided with the main air inlet 14, the main air inlet 14 is communicated with an external air source, the air blowing pipe 52 is communicated with the main air inlet 14 in a breaking way, the main air inlet 14 is positioned between the air storage mounting port 13 and the material injection port 12, the main air inlet 14 is always positioned at one side of the material blowing piston plate 51 close to the material injection port 12, the material blowing piston plate 51 is provided with the one-way valve 16, the air flow direction of the one-way valve 16 flows in the direction of the pressure cavity 41 from one side of the material blowing piston plate 51 close to the material injection port 12, thus, when the main air inlet 14 of the three-way valve 1 is used for air intake, the air blowing piston plate 51 is completely opened in the sliding process of the air blowing pipe 52 to the air storage mounting port 13, and simultaneously the pressure cavity 41 is inflated, and meanwhile, the main air inlet 14 is communicated with the air blowing pipe 52, the air blowing pipe 52 enables the material at the position of the material injection port 11 to be sucked into the three-way valve 1 until being discharged from the tail end of the material injection pipe 2, the air blowing pipe 3 is still supplied to the material blowing system 3 at the moment when the main air inlet 14 of the three-way valve 1 stops air intake, and the air flow from the air blowing pipe 52 is stopped at the moment, so that the air flow between the air blowing pipe 3 and the air pipe 52 is stopped from the side is one side, the material blowing pipe 2 is completely, and the material blowing pipe 2 is prevented from being pressed against the tail end 2, and material flow from being deformed, and material is prevented from being blown and flowing and material; due to the effect of inertia, the air blowing pipe 52 can not move temporarily, and the pressure cavity 41 can push the air blowing piston plate 51 and the air blowing pipe 52 finally until the interval between the air blowing pipe 52 and the material injection pipe 2 is closed, so that material injection is completed, the material gun can be controlled through ventilation and non-ventilation of the main air inlet, the control is simple, and no blocking is ensured.
The blowing system 3 comprises two mutually spliced blowing rings 31, wherein the two blowing rings 31 comprise a blowing air inlet 311, a gas distribution ring groove 312, a plurality of pressure retaining grooves 313 and a blowing ring 314 from outside to inside, the blowing air inlet 311, the gas distribution ring groove 312, the plurality of pressure retaining grooves 313 and the blowing ring 314 of the two blowing rings 31 are correspondingly spliced and are arranged at the tail end of the injection pipe 2 through bolts, the spliced internal contour of the two blowing rings 31 is adapted to the external contour of the tail end of the gas blowing pipe 52, air flow enters the blowing rings 31 through the blowing air inlet 311, the air pressure at the position of the gas distribution ring groove 312 is increased due to the flow limitation of each pressure retaining groove 313, the air flow flows into the gas distribution ring groove 312 through each pressure retaining groove 313, the blowing ring 314 blows away the material at the tail end of the injection pipe 2 by cleaning the material around the gas blowing pipe 52, the material blowing control rod 5 is prevented from extruding the material to the tail end of the injection pipe 2, and the material particles are prevented from being deformed, and the blocking caused by pressing and sticking the material at the tail end of the injection pipe 2 can be avoided.
The gas storage system 4 comprises a gas storage pipe 42, a gas storage piston 43, a gas storage fixing plate 44 and a gas storage spring 45, wherein the gas storage pipe 42 is arranged on the feed inlet 11, the gas storage fixing plate 44 is arranged on the gas storage pipe 42, the gas storage piston 43 slides in the gas storage pipe 42, two ends of the gas storage spring 45 are respectively arranged between the gas storage piston 43 and the gas storage fixing plate 44, the gas storage pipe 42 surrounds a pressure cavity 41 with a blowing piston plate 51 on one side of the gas storage piston 43 close to the feed inlet 11, after the main gas inlet 14 is in gas inlet, the gas flow not only pushes the blowing piston plate 51 to slide towards the feed inlet 11, but also enters the pressure cavity 41 through a one-way valve 16, the gas storage piston 43 overcomes the elasticity of the gas storage spring 45 under the influence of the gas pressure, so that the gas storage spring 45 stores energy, and meanwhile, the gas flow entering the pressure cavity 41 is sprayed out towards the tail end of the gas blowing pipe 52 through the blowing ring 314 under the flow limiting effect of a pressure maintaining groove 313; after the main air inlet 14 stops air intake, the air storage spring 45 pushes the air storage piston 43, and then pushes the blowing piston plate 51 and the air blowing pipe 52, so that the distance between the air blowing pipe 52 and the injection pipe 2 is closed, and in order to keep the air blowing pipe 52 and the injection pipe 2 closed after the air pressure of the pressure cavity 41 completely disappears, a fixed rod is arranged on one side, close to the blowing piston plate 51, of the air storage piston 43, and the gap between the air blowing pipe 52 and the injection pipe 2 is directly closed by the elastic force of the air storage spring 45.
The inner diameter of the gas storage tube 42 is larger than the inner diameter of the gas storage mounting port 13, so that enough gas can be contained in the gas storage tube 42 to push the blowing piston plate 51.
The air storage fixing plate 44 is provided with an air vent 441, and the air vent 441 can prevent the air storage fixing plate 44 from obstructing the action of the air storage piston 43 when the air storage piston 43 acts.
The blowing control rod 5 is provided with a control rod air inlet 521, the end face of the control rod air inlet 521 slides along the inner side wall of the tee joint 1, when the control rod air inlet 521 is closest to the position of the material injection port 12, the control rod air inlet 521 is disconnected with the main air inlet 14, when the control rod air inlet 521 is closest to the position of the gas storage mounting port 13, the control rod air inlet 521 is communicated with the main air inlet 14, and automatic disconnection of air flow is realized through movement of the blowing pipe 52.
The distance adjusting device 6 comprises an air inlet adjusting rod 61, an air inlet adjusting cam 62 and an air inlet adjusting lock nut 63, the air inlet adjusting rod 61 rotates on the tee joint 1, the air inlet adjusting lock nut 63 and the air inlet adjusting rod 61 are installed through screw threads, the air inlet adjusting cam 62 is located on one side of the blowing piston plate 51, which is close to the air storage system 4, through rotating the air inlet adjusting rod 61, the limit position of the blowing piston plate 51, which is closest to the air storage installing port 13, can be changed through the air inlet adjusting cam 62, the distance between the air blowing pipe 52 and the injection pipe 2 is controlled, the feeding speed is adjusted, and the air inlet adjusting lock nut 63 is used for locking the air inlet adjusting cam 62 after adjustment is finished.
The tee joint 1 is internally and integrally provided with a middle supporting ring 15, and the air blowing pipe 52 slides along the middle supporting ring 15, so that the stable posture of the air blowing pipe 52 is maintained.
While the basic principles and main features of the invention and advantages of the invention have been shown and described, it will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are described in the foregoing description merely illustrate the principles of the invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a filling machine foaming material rifle, its characterized in that, includes tee bend, notes material pipe, blows material system, gas storage system, blows material control lever and interval adjustment device, the tee bend is equipped with feed inlet, notes material mouth and gas storage installing port, the notes material pipe is installed on three-way notes material mouth, blow material system and install the end at notes material pipe, the gas storage system is installed on the gas storage installing port, the gas storage system be close to gas storage installing port position and form the pressure chamber, the pressure chamber communicates with blowing material system, blow the material control lever and including blowing material piston plate and gas blow pipe, blow the material piston plate and slide in the tee bend, blow the slip direction of material piston plate and be reciprocal between feed inlet and the notes material mouth, blow the integrative setting of material piston plate and gas blow pipe, be equipped with the main air inlet on the tee bend, the gas blow pipe can divide the intercommunication with the main air inlet, the main air inlet is located between gas storage installing port and the notes material mouth, the main air inlet is located and blows material piston plate be close to one side of the gas storage installing port, be equipped with the check valve on the material plate, the direction is close to one side of the pressure chamber from the material blow to the material piston plate.
2. The foaming gun of the filling machine according to claim 1, wherein the blowing system comprises two mutually spliced blowing rings, the two blowing rings comprise blowing air inlets, air dividing ring grooves, a plurality of pressure holding grooves and blowing rings from outside to inside, the blowing air inlets, the air dividing ring grooves, the pressure holding grooves and the blowing rings of the two blowing rings are correspondingly spliced, and the spliced inner contours of the two blowing rings are matched with the outer contours of the tail ends of the air blowing pipes.
3. The foaming gun of the filling machine according to claim 1, wherein the gas storage system comprises a gas storage pipe, a gas storage piston, a gas storage fixing plate and a gas storage spring, the gas storage pipe is arranged on the feeding port, the gas storage fixing plate is arranged on the gas storage pipe, the gas storage piston slides in the gas storage pipe, two ends of the gas storage spring are respectively arranged between the gas storage piston and the gas storage fixing plate, and a pressure cavity is formed by the gas storage pipe and the blowing piston plate on one side, close to the feeding port, of the gas storage piston.
4. A filling machine foam gun as claimed in claim 3 wherein the inner diameter of the gas storage tube is greater than the inner diameter of the gas storage mounting port.
5. A filling machine foaming gun according to claim 3, wherein the gas storage fixing plate is provided with vent holes.
6. The foaming gun of the filling machine according to claim 1, wherein the blowing control rod is provided with a control rod air inlet, the end face of the control rod air inlet slides along the inner side wall of the tee joint, when the control rod air inlet is closest to the position of the filling port, the control rod air inlet is disconnected from the main air inlet, and when the control rod air inlet is closest to the position of the air storage mounting port, the control rod air inlet is communicated with the main air inlet.
7. The foaming gun of the filling machine according to claim 1, wherein the interval adjusting device comprises an air inlet adjusting rod, an air inlet adjusting cam and an air inlet adjusting lock nut, the air inlet adjusting rod rotates on a tee joint, the air inlet adjusting lock nut and the air inlet adjusting rod are installed through a screw pair, and the air inlet adjusting cam is located on one side of the blowing piston plate, which is close to the air storage system.
8. The foaming gun of the filling machine according to claim 1, wherein a middle supporting ring is arranged in the tee joint, and the air blowing pipe slides along the middle supporting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410357035.4A CN117944221B (en) | 2024-03-27 | 2024-03-27 | Foaming gun of filling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410357035.4A CN117944221B (en) | 2024-03-27 | 2024-03-27 | Foaming gun of filling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117944221A true CN117944221A (en) | 2024-04-30 |
| CN117944221B CN117944221B (en) | 2024-06-14 |
Family
ID=90804116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410357035.4A Active CN117944221B (en) | 2024-03-27 | 2024-03-27 | Foaming gun of filling machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN117944221B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN117944221B (en) | 2024-06-14 |
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