Anti-blocking feeding device and feeding method for blow-injection machine
Technical Field
The invention relates to the technical field of blow-injection machines, in particular to a feeding device and a feeding method for a blow-injection machine, which can prevent blockage.
Background
The blow injection machine is a mechanical device commonly used in processing workpieces, and generally injects granular raw materials into a hopper, then the raw materials enter a charging barrel from the hopper, heats and pressurizes the raw materials in the charging barrel, and then the raw materials enter a cavity under the action of a material pushing rod, so that the raw materials are molded.
But current blow notes machine feed arrangement can not sieve the filtration to graininess raw materials at the feeding in-process, leads to the great particulate matter of particle diameter to cause the phenomenon of jam to the discharge end of hopper easily, and the raw materials glues glutinous with the inner wall of hopper easily moreover, is difficult for the clearance, has influenced the cleanliness of hopper, and then has reduced feed arrangement's practicality, so we have provided a can prevent blowing notes machine feed arrangement of jam to in the solution the problem that proposes.
Disclosure of Invention
The invention aims to provide a feeding device and a feeding method for a blowing and injecting machine, which can prevent blockage, and solve the problems that the feeding device of the blowing and injecting machine in the prior market, which is provided by the background art, can not screen and filter granular raw materials in the feeding process, so that the discharge end of a hopper is easily blocked by particles with larger particle sizes, and the raw materials are easily adhered to the inner wall of the hopper and are not easy to clean, the cleanliness of the hopper is influenced, and further the practicability of the feeding device is reduced.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a can prevent blowing of jam and annotate machine feed arrangement, includes a feeding section of thick bamboo, feeder hopper and connecting rod, the inside of a feeding section of thick bamboo is provided with the ejector pin, the feeder hopper is installed in the top of a feeding section of thick bamboo, and the inside of feeder hopper is provided with the screen cloth to the bottom of screen cloth is connected with the elasticity spring, the bottom of elasticity spring is provided with the fixed plate, and the fixed plate installs on the inner wall of feeder hopper, the bottom of connecting rod is connected with the screen cloth, and the connecting rod sets up in the inside of recess to the recess is seted up in the inside of feeder hopper, the pull rod is connected with the connecting rod, be provided with the cushion on the.
Preferably, the connection mode of screen cloth and feeder hopper inner wall is for the laminating connection, and the screen cloth is the slope form.
Preferably, the screen mesh forms a telescopic structure with the fixed plate through an elastic spring, and the screen mesh and the connecting rod are in welded connection.
Preferably, the fixed plate is welded with the feed hopper, and the fixed plate is provided with four to angular distribution such as 4 fixed plates.
Preferably, the connecting rods are four, and the connecting rods which are symmetrical about the transverse center line of the feed hopper are connected with the pull rod through bolts.
Preferably, the cushion includes articulamentum, wearing layer and antiseized layer, and articulamentum, wearing layer and antiseized layer set gradually from the extroversion to the inside, the articulamentum is stainless steel, and the connected mode of articulamentum and feeder hopper inner wall is the welding, the wearing layer is the alloy material, and antiseized layer is the nylon resin material to the connected mode of antiseized layer and wearing layer is the bonding.
Compared with the prior art, the invention has the beneficial effects that: the feeding device for the anti-blocking blow-injection machine,
(1) the screen is arranged in the feed hopper and is in an inclined shape, so that when the granular materials fall, some granular materials with larger grain sizes can be intercepted by the screen and can slide to the lower end of the screen, and the falling of other materials is not influenced;
(2) the feeding hopper is provided with the cushion block, the cushion block sequentially comprises a connecting layer, a wear-resistant layer and an anti-sticking layer from outside to inside, and the anti-sticking layer is made of nylon resin, so that the adhesion between the raw materials and the inner wall of the feeding hopper can be effectively reduced when the raw materials are fed, and the cleanliness of the inner wall of the feeding hopper is ensured;
(3) the bottom of screen cloth is connected with the fixed plate through elasticity spring, like this when the screen cloth stimulates from top to bottom, can make the screen cloth more abundant of rocking from top to bottom to make the effect of raw materials screening better, improved the processing progress.
Drawings
FIG. 1 is a schematic overall front view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic top view of the screen and connecting rod connection of the present invention;
FIG. 4 is a schematic top view of the connection between the fixing plate and the feeding hopper according to the present invention;
FIG. 5 is a schematic view of the spacer of the present invention.
In the figure: 1. a feeding cylinder; 2. a material pushing rod; 3. a feed hopper; 4. screening a screen; 5. an elastic spring; 6. a fixing plate; 7. a connecting rod; 8. a groove; 9. a pull rod; 10. cushion blocks; 1001. a connecting layer; 1002. a wear layer; 1003. and (4) an anti-sticking layer.
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.
Referring to fig. 1-5, the present invention provides a technical solution: a feeding device for a blowing injection machine capable of preventing blockage comprises a feeding cylinder 1, a pushing rod 2, a feeding hopper 3, a screen 4, an elastic spring 5, a fixing plate 6, a connecting rod 7, a groove 8, a pull rod 9 and a cushion block 10, wherein the pushing rod 2 is arranged inside the feeding cylinder 1, the feeding hopper 3 is installed above the feeding cylinder 1, the screen 4 is arranged inside the feeding hopper 3, the elastic spring 5 is connected to the bottom of the screen 4, the fixing plate 6 is arranged at the bottom of the elastic spring 5, the fixing plate 6 is installed on the inner wall of the feeding hopper 3, the bottom of the connecting rod 7 is connected with the screen 4, the connecting rod 7 is arranged inside the groove 8, the groove 8 is formed inside the feeding hopper 3, the pull rod 9 is connected with the connecting rod 7, the cushion block 10 is arranged on the inner wall of the feeding hopper 3, and the cushion block 10;
the connection mode of the screen 4 and the inner wall of the feed hopper 3 is joint connection, and the screen 4 is inclined, so that materials with larger particle sizes can be intercepted by the screen 4 when falling, and the inclined screen 4 can slide to the lower end of the screen 4 without influencing the falling of other materials;
the screen 4 and the fixing plate 6 form a telescopic structure through the elastic spring 5, and the screen 4 and the connecting rod 7 are in welded connection, so that the screen 4 is conveniently pulled through the connecting rod 7, the screen 4 is vertically shaken under the action of the elastic spring 5, and materials are better screened;
the fixed plates 6 are connected with the feed hopper 3 in a welding mode, four fixed plates 6 are arranged, and 4 fixed plates 6 are distributed at equal angles, so that the screen 4 can be more stable when shaking, and the stability of the screen 4 in use is ensured;
the four connecting rods 7 are arranged, and the connecting rods 7 which are symmetrical about the transverse central line of the feed hopper 3 are connected with the pull rod 9 through bolts, so that the operation of workers is facilitated, the convenience is brought to the workers, and the flexibility of the device is improved;
cushion 10 includes articulamentum 1001, wearing layer 1002 and antiseized layer 1003, and articulamentum 1001, wearing layer 1002 and antiseized layer 1003 set gradually from the extroversion inwards, articulamentum 1001 is stainless steel material, and the connected mode of articulamentum 1001 and 3 inner walls of feeder hopper is the welding, wearing layer 1002 is the alloy material, and antiseized layer 1003 is nylon resin material, and antiseized layer 1003 and the connected mode of wearing layer 1002 are for bonding, can effectively reduce the adhesion between material and the 3 inner walls of feeder hopper, guarantee the inside cleanliness of feeder hopper 3, bring the facility for later stage staff's clearance.
A feeding method of a feeding device for an anti-blocking blow-injection machine comprises the following steps: when the feeding device for the anti-blocking injection machine is used, according to the figures 1-5, firstly, a worker places the injection machine at a corresponding position, then puts a prepared granular material into the feeding hopper 3, and because the inclined screen 4 is arranged in the feeding hopper 3, when the material falls, some granular materials with larger grain sizes are intercepted by the screen 4 and slide to the lower end of the screen 4, so that the material is easily filtered, and the phenomenon that the large granular materials block the bottom discharge end of the feeding hopper 3 is effectively prevented;
when large-particle materials on the screen 4 are accumulated more, a worker can pull 2 pull rods 9 upwards, the pull rods 9 drive the connecting rods 7 to move upwards along the grooves 8, the bottom of the connecting rods 7 is connected with the screen 4, so that the screen 4 moves upwards along with the connecting rods 7, the worker can pull the pull rods 9 to reciprocate up and down, and as the bottom of the screen 4 is provided with 4 elastic springs 5 and the elastic springs 5 are connected with the fixing plate 6, when the screen 4 moves up and down, the elastic springs 5 can stretch and retract, so that the inclined screen 4 can shake up and down, particulate materials accumulated on the screen 4 can slide down, and normal falling of other materials is ensured;
in the material unloading in-process, can contact with the inner wall of feeder hopper 3, and be provided with cushion 10 on the 3 inner walls of feeder hopper, and cushion 10 includes articulamentum 1001 from outer to interior in proper order, wearing layer 1002 and antiseized layer 1003, therefore only antiseized layer 1003 of nylon resin material contacts with the material, thereby effectively reduce the material and glue the phenomenon glutinous on the 3 inner walls of feeder hopper, and wearing layer 1002 sets up, the wearing and tearing probability of feeder hopper 3 has been reduced, the life of feeder hopper 3 has been improved, above that is the course of operation of whole device, and the content of not making detailed description in this specification all belongs to the prior art that the professional skilled person in the art publicly knows.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.