Mixing hopper for plastic particle screening
Technical Field
The utility model relates to a plastics production technical field specifically is a plastic granules sieves and uses mixing hopper.
Background
The plastic particles refer to granular plastics, and common plastic particles comprise general plastics, engineering plastics and special plastics. General purpose plastics: polypropylene, polyethylene, polyvinyl chloride, polystyrene, polyester, polyurethane, and the like; engineering plastics: nylon, polytetrafluoroethylene, polyoxymethylene, polycarbon silicone, and the like; special plastics: thermosetting plastics, functional polymer plastics, such as artificial kidney. The hopper is a common device in the preparation and processing process of plastic particles, but the current hopper does not have the function of sieving and mixing materials generally.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plastic granules sieves and uses mixing hopper to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plastic granules screening is with mixing hopper, includes the feed cylinder, the inside screening mechanism that is provided with of feed cylinder, screening mechanism includes the vibration board, the vibration board top is connected with the sieve through a plurality of coupling mechanism, be provided with the actuating mechanism who is connected with the vibration board on the one end lateral wall of feed cylinder, screening mechanism below is provided with the mounting bracket, install rabbling mechanism on the mounting bracket, the feed cylinder bottom is provided with the discharging pipe, install the valve on the discharging pipe.
Preferably, rabbling mechanism includes first motor, first motor is installed on the mounting bracket top, first motor periphery is covered with the protection casing, the mounting bracket bottom is rotated and is installed the dwang, the top of dwang is connected with first motor, install a plurality of evenly distributed's stirring rake on the lateral wall of dwang, the stirring rake contacts the setting with feed cylinder inside wall surface.
Preferably, actuating mechanism includes the second motor, the second motor is installed on the feed cylinder lateral wall, the runner is installed to the output of second motor, it is connected with the connecting rod to rotate on the runner, be connected with the extension on the one end lateral wall of vibration board, the extension extends to the feed cylinder outside, the feed cylinder surface is seted up and is led to the groove corresponding with the extension, the extension top is fixed with the connecting plate, the connecting rod bottom is rotated and is connected on the connecting plate.
Preferably, a plurality of chutes are formed in the surface of the inner side wall of the charging barrel, a sliding block is arranged in each chute in a sliding mode, the sliding block is fixedly connected with the vibrating plate, and a vibrating spring is connected between the sliding block and the bottom end inside each chute.
Preferably, the connecting mechanism comprises a first wedge block fixed at the bottom end of the sieve plate, a connecting groove corresponding to the first wedge block is formed in the bottom end of the vibrating plate, a groove is formed in the surface of the inner wall of the connecting groove, a second wedge block is slidably mounted in the groove, and a first return spring is connected between one end, away from the first wedge block, of the second wedge block and the inner wall of the groove.
Preferably, the holding tank has been seted up to first voussoir inside, the inside bottom of holding tank is rotated and is installed the screw rod, the top of screw rod extends to the sieve top to install the knob, the inside slidable mounting of holding tank has third voussoir and fourth voussoir, the third voussoir passes through the threaded connection and adorns in the screw rod periphery, be connected with second reset spring between fourth voussoir and the holding tank inside wall, the opening corresponding with the fourth voussoir has been seted up on the lateral wall surface of first voussoir.
Compared with the prior art, the beneficial effects of the utility model are that: the primary screening and impurity removing effects on the plastic particles are achieved through the screening mechanism; through the stirring mechanism, the materials can be stirred and mixed, and meanwhile, the plastic particles are promoted to move, so that the blockage of a discharge pipe caused by the accumulation of static plastic particles is avoided; the sliding groove enables the up-and-down movement of the vibrating plate to be smoother, and the vibrating spring is beneficial to improving the amplitude; the sieve plate is connected with the vibrating plate in a clamping mode, so that the sieve plate is convenient to assemble and disassemble, and the difficulty of maintenance work is reduced. The utility model discloses possess the screening compounding function to the material, can tentatively screen out the great impurity in the plastic granules, and overall structure is simple, low in production cost, it is convenient to maintain.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is a schematic structural view of the middle wheel, the connecting rod and the connecting plate of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 1;
fig. 4 is an enlarged view at B in fig. 1.
In the figure: 1-charging barrel, 2-vibrating plate, 3-sieve plate, 4-mounting frame, 5-discharging pipe, 6-valve, 7-first motor, 8-rotating rod, 9-stirring paddle, 10-extending part, 11-second motor, 12-rotating wheel, 13-connecting rod, 14-connecting plate, 15-sliding block, 16-sliding groove, 17-first wedge block, 18-connecting groove, 19-groove, 20-second wedge block, 21-first reset spring, 22-containing groove, 23-screw rod, 24-third wedge block, 25-fourth wedge block and 26-second reset spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a plastic granules screening is with mixing hopper, includes feed cylinder 1, 1 inside screening mechanism that is provided with of feed cylinder, screening mechanism includes vibration board 2, 2 tops of vibration board are connected with sieve 3 through a plurality of coupling mechanism, be provided with the actuating mechanism who is connected with vibration board 2 on the one end lateral wall of feed cylinder 1, screening mechanism below is provided with mounting bracket 4, install rabbling mechanism on the mounting bracket 4, 1 bottom of feed cylinder is provided with discharging pipe 5, install valve 6 on the discharging pipe 5.
Rabbling mechanism includes first motor 7, first motor 7 is installed on 4 tops of mounting bracket, 7 peripheries of first motor are covered with the protection casing, 4 bottoms of mounting bracket are rotated and are installed dwang 8, dwang 8's top is connected with first motor 7, install a plurality of evenly distributed's stirring rake 9 on dwang 8's the lateral wall, stirring rake 9 contacts the setting with 1 inside wall surface of feed cylinder, and it is rotatory through first motor 7 drive dwang 8, utilizes multiunit stirring rake 9 to stir the material.
Actuating mechanism includes second motor 11, second motor 11 is installed on 1 lateral wall of feed cylinder, runner 12 is installed to the output of second motor 11, it is connected with connecting rod 13 to rotate on runner 12, be connected with extension 10 on the one end lateral wall of vibration board 2, extension 10 extends to 1 outside of feed cylinder, the logical groove corresponding with extension 10 is seted up on 1 surface of feed cylinder, extension 10 top is fixed with connecting plate 14, connecting rod 13 bottom is rotated and is connected on connecting plate 14, and it is rotatory to drive runner 12 through second motor 11, utilizes connecting rod 13 to drive connecting plate 14 and removes, because connecting plate 14 fixes on extension 10, consequently receives the restriction and only can do and reciprocate, drives vibration board 2 and reciprocates, forms the vibration effect, screens the material on the sieve 3.
A plurality of chutes 16 are formed in the surface of the inner side wall of the charging barrel 1, a sliding block 15 is arranged in each chute 16 in a sliding mode, the sliding block 15 is fixedly connected with the vibrating plate 2, a vibrating spring is connected between the sliding block 15 and the bottom end inside each chute 16, the chutes 16 enable the vibrating plate 2 to move up and down more smoothly, and the vibrating springs help to improve the amplitude.
The connecting mechanism comprises a first wedge block 17, the first wedge block 17 is fixed at the bottom end of the sieve plate 3, a connecting groove 18 corresponding to the first wedge block 17 is formed in the bottom end of the vibrating plate 2, a groove 19 is formed in the surface of the inner wall of the connecting groove 18, a second wedge block 20 is slidably mounted in the groove 19, and a first return spring 21 is connected between one end, away from the first wedge block 17, of the second wedge block 20 and the inner wall of the groove 19.
The sieve plate is characterized in that a containing groove 22 is formed in the first wedge block 17, a screw 23 is rotatably installed at the bottom end in the containing groove 22, the top end of the screw 23 extends to the upper portion of the sieve plate 3 and is provided with a knob, a third wedge block 24 and a fourth wedge block 25 are slidably installed in the containing groove 22, the third wedge block 24 is sleeved on the periphery of the screw 23 through threaded connection, a second return spring 26 is connected between the fourth wedge block 25 and the inner side wall of the containing groove 22, an opening corresponding to the fourth wedge block 25 is formed in the surface of the side wall of the first wedge block 17, when the sieve plate 3 is installed, the first wedge block 17 is inserted in a mode of aligning the first wedge block 17 with the connecting groove 18, the first wedge block 17 extrudes the second wedge block 20 to enable the second wedge block 20 to retreat into the groove 19 until the second wedge block 20 moves to the upper portion of the inclined surface of the first wedge block 17, and the second wedge block 20 pops under the elastic force of the first return spring 21 after external pressure is lost, the clamping limiting effect on the sieve plate 3 is formed; when the screen plate 3 needs to be disassembled, the knob is rotated to drive the third wedge block 24 to descend, the third wedge block 24 extrudes the fourth wedge block 25 to enable the fourth wedge block to overcome the elastic force of the second return spring 26 to move outwards, the fourth wedge block 25 pushes the second wedge block 20 to return to the groove 19, and at the moment, the screen plate 3 can be pulled out upwards.
The working principle is as follows:
after the materials are poured into the material barrel 1, the materials fall on the sieve plate 3, the sieve plate 3 is driven by the driving mechanism to vibrate up and down, the materials are sieved, and impurities with larger sizes are blocked by the sieve plate 3, so that the effect of primarily screening and removing impurities from plastic particles is achieved; subsequently, the valve 6 on the outlet pipe 5 is opened, so that the material can be discharged from the outlet pipe 5. Through rabbling mechanism, can stir the compounding, make the plastic granules motion simultaneously, avoid piling up static plastic granules and cause the discharging pipe to block up.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.