CN203779781U - Novel injection nozzle switching mechanism applied to rubber-plastic injection machine - Google Patents
Novel injection nozzle switching mechanism applied to rubber-plastic injection machine Download PDFInfo
- Publication number
- CN203779781U CN203779781U CN201420104738.8U CN201420104738U CN203779781U CN 203779781 U CN203779781 U CN 203779781U CN 201420104738 U CN201420104738 U CN 201420104738U CN 203779781 U CN203779781 U CN 203779781U
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- CN
- China
- Prior art keywords
- injection
- injection head
- connecting plate
- switch shaft
- oil cylinder
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- Expired - Fee Related
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to a novel injection nozzle switching mechanism applied to a rubber-plastic injection machine. The novel injection nozzle switching mechanism is characterized in that one end of a connecting plate is fixedly connected with a switching shaft, and the other end of the connecting rod is hinged with a piston rod of an oil cylinder; an injection head is fixedly connected with a charging barrel, a mounting plate and an injection head inserting bush, and a stepped injection hole is formed in the middle of the injection head; a first injection hole is formed in the middle of an injection mouth cap, and the rear end of the injection mouth cap is riveted to a spherical surface of the injection head; one end of an oil cylinder is hinged with the mounting plate through a fixed pin, and an oil cylinder piston rod at the other end of the oil cylinder is hinged with the connecting plate; one end of the injection head inserting bush is tightly matched with the injection head, the other end of the injection head inserting bush is fixed on the mounting plate, and a second injection hole is formed in the injection head inserting bush; one end of the switching shaft is in clearance fit with the injection head inserting bush, a third injection hole is formed in the switching shaft, and the other end of the switching shaft is fixedly connected with the connecting plate. The novel injection nozzle switching mechanism has the characteristics that the structure is novel, injection materials are convenient to exchange, the loss of the injection pressure is low, the materials are unlikely to leak, and the equipment is safe and reliable to run.
Description
Technical field
The utility model belongs to rubber, plastic injection machinery field, relates to a kind of Novel injection mouth switching mechanism being applied in rubber, plastic injection equipment.
Background technology
At present, the injection nozzle modes that adopt many turnings to add putty bar in existing rubber, plastic injection equipment more, there is the defect that the pressure loss is large in this mode; The mode of the employing switch shaft axially-movable switch also having in addition; These two kinds of modes all adopt axially-movable switch, all easily occur leaking the phenomenon of material.Therefore, in the injecting systems of rubber, plastic-injection moulding machine, need that a kind of pressure loss is little, not leakiness material, simple in structure, the rubber of equipment safety and reliability, the injection nozzle switching mechanism of plastic injection equipment.
Summary of the invention
In order to make up, the existing pressure loss of injection nozzle in existing rubber, plastic injection equipment is large, the deficiency of leakiness material, the utility model provides a kind of Novel injection mouth switching mechanism being applied in rubber, plastic injection equipment, and it has novel structure, change that injection material is convenient, injection pressure loss is little, the feature of leakiness material, simple in structure, equipment operation safety and reliability not.
In order to reach above object, the utility model is taked following concrete technical measures: a kind of Novel injection mouth switching mechanism being applied in rubber, plastic injection equipment, it is made up of connecting plate, installing plate, oil cylinder, steady pin, barrel, screw rod, note mouth cap, injection head, injection head edge cover, switch shaft, its architectural feature is
Connecting plate is anchored on switch shaft axle head, and connecting plate one end is fixedly connected with switch shaft, and the other end and the cylinder piston rod of connecting plate are hinged, and this syndeton can make the rectilinear motion of cylinder piston rod be converted into rotatablely moving of switch shaft;
Injection head and barrel, installing plate and injection head edge cover be for being fixedly connected with, and injection head is fixedly installed on the front end of barrel, and installing plate is arranged at the upper end of injection head and barrel, and injection head centre offers step injection orifice, and injection head front end is provided with protruding sphere;
Note mouth cap and injection head are that sphere is hinged, in note mouth cap, are provided with concave spherical surface, in the middle of note mouth cap, are provided with the first injection orifice, and the rear end of note mouth cap is by squeezed riveting in injection head sphere, and making to note mouth cap has a little rotation with injection head sphere;
Oil cylinder one end is articulated with on installing plate by steady pin, and the cylinder piston rod of the oil cylinder other end is hinged with connecting plate;
One end and the injection head tight fit of injection head edge cover, the other end of injection head edge cover is fixed on installing plate, and the step injection orifice position injection head edge cover on corresponding injection head offers the second injection orifice;
Switch shaft one end and injection head edge cover matched in clearance, the second injection orifice position of the corresponding injection head edge of switch shaft cover has the 3rd injection orifice, the both sides of the 3rd injection orifice are provided with closure gasket groove, the other end of switch shaft is fixedly connected with connecting plate, drive switch shaft 90-degree rotation by connecting plate, make the 3rd injection orifice ON/OFF;
Screw rod is built in barrel.
Operation principle of the present utility model is as follows: in cylinder rod chamber oil-feed, piston rod is retracted, and connecting plate drives switch shaft to be rotated counterclockwise to switch shaft and closes, and injection stops; In oil cylinder rodless cavity oil-feed, piston rod stretches out, and connecting plate drives switch shaft to go to switch shaft do dextrorotation and opens, and injection starts.
Advantage applies of the present utility model exists:
1, adopt switch shaft 90-degree rotation to realize the ON/OFF of the 3rd injection orifice, avoid the axially-movable of switch shaft to leak material, also realized the straight-through die cavity that enters of injecting fluid;
2, change injection material conveniently, the injection pressure loss of avoiding many turnings to cause, structure is simpler;
3, adopt note mouth cap and injection head sphere hinged, realize fitting tightly of note mouth cap end face and die feeding mouth end face, not leakiness material;
4, equipment operation is more safe and reliable.
The beneficial effects of the utility model are, it has novel structure, change that injection material is convenient, injection pressure loss is little, the feature of leakiness material, simple in structure, equipment operation safety and reliability not.
Below in conjunction with drawings and Examples, the utility model is illustrated further.
Brief description of the drawings
Fig. 1 is that the master of the utility model in the time of closed condition looks combining structure sectional side elevation;
Fig. 2 is that the utility model is overlooked combining structure schematic diagram in the time of closed condition;
Fig. 3 is that the master of the utility model in the time of opening looks combining structure sectional side elevation;
Fig. 4 is that the utility model is overlooked combining structure schematic diagram in the time of opening.
In figure: 1-connecting plate, 2-installing plate, 3-oil cylinder, 4-steady pin, 5-barrel, 6-screw rod, 7-note mouth cap, 8-injection head, 9-injection head edge cover, 10-switch shaft.
Detailed description of the invention
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of Novel injection mouth switching mechanism being applied in rubber, plastic injection equipment, it is made up of connecting plate 1, installing plate 2, oil cylinder 3, steady pin 4, barrel 5, screw rod 6, note mouth cap 7, injection head 8, injection head edge cover 9, switch shaft 10, it is characterized in that
Connecting plate 1 is anchored on switch shaft 10 axle heads, and connecting plate 1 one end is fixedly connected with switch shaft 10, and the other end of connecting plate 1 and oil cylinder 3 piston rods are hinged;
Injection head 8 overlaps 9 for being fixedly connected with barrel 5, installing plate 2 and injection head edge, and injection head 8 is fixedly installed on the front end of barrel 5, installing plate 2 is arranged at the upper end of injection head 8 and barrel 5, in the middle of injection head 8, offers step injection orifice, and injection head 8 front ends are provided with protruding sphere;
Note mouth cap 7 be that sphere is hinged with injection head 8, in note mouth cap 7, is provided with concave spherical surface, in the middle of note mouth cap 7, is provided with the first injection orifice, the rear end of noting mouth cap 7 by squeezed riveting in injection head 8 spheres;
Oil cylinder 3 one end are articulated with on installing plate 2 by steady pin 4, and the cylinder piston rod of oil cylinder 3 other ends is hinged with connecting plate 1;
One end and injection head 8 tight fits of injection head edge cover 9, the other end of injection head edge cover 9 is fixed on installing plate 2, and the step injection orifice position injection head edge cover 9 on corresponding injection head 8 offers the second injection orifice;
Switch shaft 10 one end and injection head edge cover 9 matched in clearance, the second injection orifice position of the corresponding injection head edge of switch shaft 10 cover 9 has the 3rd injection orifice, the both sides of the 3rd injection orifice are provided with closure gasket groove, the other end of switch shaft 10 is fixedly connected with connecting plate 1, drive switch shaft 10 90-degree rotations by connecting plate 1, make the 3rd injection orifice ON/OFF;
Screw rod 6 is built in barrel 5.
Claims (1)
1. the Novel injection mouth switching mechanism being applied in rubber, plastic injection equipment, it is made up of connecting plate (1), installing plate (2), oil cylinder (3), steady pin (4), barrel (5), screw rod (6), note mouth cap (7), injection head (8), injection head edge cover (9), switch shaft (10), it is characterized in that
Connecting plate (1) is anchored on switch shaft (10) axle head, and connecting plate (1) one end is fixedly connected with switch shaft (10), and the other end of connecting plate (1) and oil cylinder (3) piston rod are hinged;
Injection head (8) overlaps (9) for being fixedly connected with barrel (5), installing plate (2) and injection head edge, and injection head (8) is fixedly installed on the front end of barrel (5), installing plate (2) is arranged at the upper end of injection head (8) and barrel (5), in the middle of injection head (8), offer step injection orifice, injection head (8) front end is provided with protruding sphere;
Note mouth cap (7) is that sphere is hinged with injection head (8), in note mouth cap (7), be provided with concave spherical surface, in the middle of note mouth cap (7), be provided with the first injection orifice, the rear end of note mouth cap (7) by squeezed riveting in injection head (8) sphere;
It is upper that oil cylinder (3) one end is articulated with installing plate (2) by steady pin (4), and the cylinder piston rod of oil cylinder (3) other end is hinged with connecting plate (1);
One end and injection head (8) tight fit of injection head edge cover (9), the other end of injection head edge cover (9) is fixed on installing plate (2), and the step injection orifice position injection head edge cover (9) on corresponding injection head (8) offers the second injection orifice;
Switch shaft (10) one end and injection head edge cover (9) matched in clearance, the second injection orifice position of the corresponding injection head edge cover of switch shaft (10) (9) has the 3rd injection orifice, the both sides of the 3rd injection orifice are provided with closure gasket groove, the other end of switch shaft (10) is fixedly connected with connecting plate (1), drive switch shaft (10) 90-degree rotation by connecting plate (1), make the 3rd injection orifice ON/OFF;
Screw rod (6) is built in barrel (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420104738.8U CN203779781U (en) | 2014-03-10 | 2014-03-10 | Novel injection nozzle switching mechanism applied to rubber-plastic injection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420104738.8U CN203779781U (en) | 2014-03-10 | 2014-03-10 | Novel injection nozzle switching mechanism applied to rubber-plastic injection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203779781U true CN203779781U (en) | 2014-08-20 |
Family
ID=51316006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420104738.8U Expired - Fee Related CN203779781U (en) | 2014-03-10 | 2014-03-10 | Novel injection nozzle switching mechanism applied to rubber-plastic injection machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203779781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107053593A (en) * | 2017-05-31 | 2017-08-18 | 泉州三川机械有限公司 | A kind of injection head of injection machine |
-
2014
- 2014-03-10 CN CN201420104738.8U patent/CN203779781U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107053593A (en) * | 2017-05-31 | 2017-08-18 | 泉州三川机械有限公司 | A kind of injection head of injection machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20150310 |
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| EXPY | Termination of patent right or utility model |