阅读说明：本技术 一种塑料挤出机避免物料堵塞的料斗装置 (Hopper device for avoiding material blockage of plastic extruder ) 是由 林翠荣 于 2019-10-11 设计创作，主要内容包括：本发明涉及塑料挤出机技术领域,且公开了一种塑料挤出机避免物料堵塞的料斗装置,包括机筒,所述机筒的内部安装有螺旋杆,所述机筒的顶部固定安装有料斗,所述螺旋杆的左侧固定连接有传动轴,所述传动轴的左侧固定连接有传动轮,所述料斗的左侧固定连接有支撑杆,所述支撑杆的内部活动连接有旋转杆,通过旋转轮、活动杆和筛网之间的配合使用,使旋转轮旋转带动活动杆和筛网做左右往复运动,避免了筛网上被过滤下的未被搅碎的塑料原料和固体杂质的堆积,从而达到了防止料斗堵塞的效果,同时也避免了未被搅碎的塑料原料和杂质掺进塑料挤出机,减小了螺杆和挤压筒的磨损,提高了设备的使用寿命,并且提高了产品的质量和生产速率。(The invention relates to the technical field of plastic extruders and discloses a hopper device for preventing a plastic extruder from being blocked by materials, which comprises a barrel, wherein a screw rod is arranged in the barrel, a hopper is fixedly arranged at the top of the barrel, a transmission shaft is fixedly connected to the left side of the screw rod, a transmission wheel is fixedly connected to the left side of the transmission shaft, a support rod is fixedly connected to the left side of the hopper, a rotary rod is movably connected to the inner part of the support rod, the rotary rod drives the movable rod and a screen to reciprocate left and right through the matched use of a rotary wheel, the movable rod and the screen, the accumulation of non-crushed plastic raw materials and solid impurities on the screen is avoided, the effect of preventing the hopper from being blocked is achieved, meanwhile, the non-crushed plastic raw materials and impurities are prevented from being mixed into the plastic extruder, and the abrasion of the screw rod and an extrusion barrel is reduced, the service life of the equipment is prolonged, and the quality and the production rate of products are improved.)

1. The utility model provides a plastics extruder avoids hopper arrangement of material jam, includes barrel (1), its characterized in that: the inside mounting of barrel (1) has hob (2), the top fixed mounting of barrel (1) has hopper (3), the left side fixedly connected with transmission shaft (4) of hob (2), the left side fixedly connected with drive wheel (5) of transmission shaft (4), the left side fixedly connected with bracing piece (6) of hopper (3), the inside swing joint of bracing piece (6) has rotary rod (7), the bottom fixedly connected with conical gear (8) of rotary rod (7), the top fixedly connected with swiveling wheel (9) of rotary rod (7), the top swing joint of swiveling wheel (9) has connecting rod (10), the top swing joint of connecting rod (10) has movable rod (11), the fixed cover (12) of inner wall fixedly connected with of hopper (3), the inside swing joint that the outside of connecting rod (10) just is located fixed cover (12) has elastic spring (13), the right side swing joint of movable rod (11) has connecting axle (14), two swing joint has screen cloth (15) between connecting axle (14), the interior right wall swing joint of hopper (3) has telescopic link (16), spout (17) have been seted up to the inside of swiveling wheel (9).

2. The hopper device for preventing material blockage of a plastic extruder according to claim 1, wherein: the screw rod (2) is internally provided with a thread groove.

3. The hopper device for preventing material blockage of a plastic extruder according to claim 1, wherein: the transmission wheel (5) is meshed with the bevel gear (8).

4. The hopper device for preventing material blockage of a plastic extruder according to claim 1, wherein: the sliding groove (17) is matched with the bottom of the connecting shaft (14).

5. The hopper device for preventing material blockage of a plastic extruder according to claim 1, wherein: the sliding groove (17) is in a ring wave shape.

6. The hopper device for preventing material blockage of a plastic extruder according to claim 1, wherein: the fixed sleeve (12), the elastic spring (13) and the connecting shaft (14) are distributed in bilateral symmetry.

7. The hopper device for preventing material blockage of a plastic extruder according to claim 1, wherein: and fixed rods are arranged on the outer sides of the movable rod (11) and the telescopic rod (16).

Technical Field

The invention relates to the technical field of plastic extruders, in particular to a hopper device for preventing a plastic extruder from being blocked by materials.

Background

The main body of the plastic extruder is an extruder which consists of an extrusion system, a transmission system and a heating and cooling system, wherein the extrusion system comprises a screw, a machine barrel, a hopper, a machine head and a mold, and the plastic is plasticized into uniform melt by the extrusion system and is continuously extruded by the screw under the pressure established in the process.

When plastic particles are put into a hopper, the plastic particles contain unpulped plastic raw materials and hard solid impurities, and after the unpulped plastic raw materials and the impurities are mixed into a plastic extruder, the abrasion of a screw and an extrusion barrel is increased, the service life of equipment is reduced, particularly, the mixed impurities enable extruded products to contain the impurities, the quality of the products is not up to standard, the production cost is improved while the yield is influenced, most of the existing plastic extruders are provided with a screen in the hopper, but the unpulped plastic raw materials and the impurities are gradually accumulated on the screen, the filtering speed of the screen is reduced, and the phenomenon that the hopper is blocked is easily caused.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the hopper device for avoiding material blockage of the plastic extruder, which has the advantage of avoiding hopper blockage and solves the problem of hopper blockage caused by gradual accumulation of plastic raw materials and impurities which are not stirred up on a screen.

(II) technical scheme

In order to achieve the purpose of avoiding the blockage of the hopper, the invention provides the following technical scheme: a hopper device for avoiding material blockage of a plastic extruder comprises a machine barrel, wherein a screw rod is arranged in the machine barrel, a hopper is fixedly arranged at the top of the machine barrel, a transmission shaft is fixedly connected to the left side of the screw rod, a transmission wheel is fixedly connected to the left side of the transmission shaft, a supporting rod is fixedly connected to the left side of the hopper, a rotary rod is movably connected to the inner part of the supporting rod, a conical gear is fixedly connected to the bottom of the rotary rod, a rotary wheel is fixedly connected to the top of the rotary rod, a connecting rod is movably connected to the top of the rotary wheel, a movable rod is movably connected to the top of the connecting rod, a fixed sleeve is fixedly connected to the inner wall of the hopper, an elastic spring is movably connected to the outer side of the connecting rod and the inner part of, the inner right wall of the hopper is movably connected with a telescopic rod, and a sliding groove is formed in the rotating wheel.

Preferably, the screw rod is internally provided with a thread groove for conveying materials.

Preferably, the transmission wheel is meshed with the conical gear, so that the transmission wheel drives the conical gear to rotate.

Preferably, the sliding groove is matched with the bottom of the connecting shaft, and the connecting shaft can slide in the sliding groove.

Preferably, the sliding groove is in an annular wavy shape, so that the effect of left-right movement is realized when the connecting shaft slides along the sliding groove.

Preferably, the fixed sleeve, the elastic spring and the connecting shaft are distributed in bilateral symmetry.

Preferably, the fixed rods are arranged on the outer sides of the movable rod and the telescopic rod and used for fixing the elastic spring.

Advantageous effects

Compared with the prior art, the invention provides a hopper device for avoiding material blockage of a plastic extruder, which has the following beneficial effects:

1. this plastics extruder avoids hopper arrangement of material jam, through the swiveling wheel, cooperation between movable rod and the screen cloth is used, make the swiveling wheel rotatory drive movable rod and screen cloth do left and right reciprocating motion, the piling up of the plastic materials that is not stirred garrulous and solid impurity on having avoided being filtered down on the screen cloth, thereby reached and prevented the effect that the hopper blockked up, the plastics extruder has also been avoided not being mixed by stirring garrulous plastic materials and impurity simultaneously, the wearing and tearing of screw rod and recipient have been reduced, the service life of equipment has been improved, and the quality and the production rate of product have been improved.

2. This plastics extruder avoids hopper arrangement of material jam, cooperation through between elastic spring and movable rod and the telescopic link is used, has reduced the vibrations that movable rod and telescopic link side-to-side movement produced to the influence of hopper, has improved the stability of plastics extruder, rotates through the swiveling wheel, makes the connecting rod under the restraint of the spout of movable rod and swiveling wheel, drives the movable rod and does left and right reciprocating motion to the effect that makes the movable rod side-to-side movement has been reached.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the movable rod structure of the present invention;

FIG. 3 is a schematic view of a rotating wheel according to the present invention;

fig. 4 is a top view of the inventive rotor structure.

In the figure: 1 barrel, 2 screw rods, 3 hoppers, 4 transmission shafts, 5 driving wheels, 6 supporting rods, 7 rotating rods, 8 conical gears, 9 rotating wheels, 10 connecting rods, 11 movable rods, 12 fixing sleeves, 13 elastic springs, 14 connecting shafts, 15 screens, 16 telescopic rods and 17 sliding chutes.

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. 1-4, a hopper device for avoiding material blockage of a plastic extruder comprises a barrel 1, a screw rod 2 is installed inside the barrel 1, a thread groove is formed inside the screw rod 2 and used for conveying materials, a hopper 3 is fixedly installed at the top of the barrel 1, a transmission shaft 4 is fixedly connected to the left side of the screw rod 2, a transmission wheel 5 is fixedly connected to the left side of the transmission shaft 4, a support rod 6 is fixedly connected to the left side of the hopper 3, a rotary rod 7 is movably connected to the inside of the support rod 6, a conical gear 8 is fixedly connected to the bottom of the rotary rod 7, the transmission wheel 5 is meshed with the conical gear 8, so that the transmission wheel 5 drives the conical gear 8 to rotate, a rotary wheel 9 is fixedly connected to the top of the rotary rod 7, a connecting rod 10 is movably connected to the top of the rotary wheel 9, an elastic spring 13 is movably connected at the outer side of the connecting rod 10 and positioned in the fixing sleeve 12.

The right side of the movable rod 11 is movably connected with a connecting shaft 14, a fixed sleeve 12, an elastic spring 13 and the connecting shaft 14 are symmetrically distributed left and right, a screen 15 is movably connected between the two connecting shafts 14, the rotating wheel 9 is used in cooperation with the movable rod 11 and the screen 15, the rotating wheel 9 is enabled to rotate to drive the movable rod 11 and the screen 15 to reciprocate left and right, accumulation of plastic raw materials and solid impurities which are not stirred and crushed on the screen 15 is avoided, the effect of preventing the hopper 3 from being blocked is achieved, meanwhile, the plastic raw materials and the impurities which are not stirred and crushed are prevented from being mixed into a plastic extruder, abrasion of a screw rod and an extrusion cylinder is reduced, the service life of equipment is prolonged, the quality and the production rate of products are improved, the inner right wall of the hopper 3 is movably connected with a telescopic rod 16, and fixed rods are arranged on the outer sides of the movable rod 11 and the movable rod 16 and, the rotating wheel 9 is internally provided with a sliding groove 17, the sliding groove 17 is matched with the bottom of the connecting shaft 14, the connecting shaft 14 can slide in the sliding groove 17, and the sliding groove 17 is in an annular wavy shape, so that the effect of left-right movement is realized when the connecting shaft 14 slides along the sliding groove 17.

The working principle is as follows: the material is put into a hopper 3, the material is filtered when passing through a screen 15, unpulped plastic raw material and solid impurities contained in the material are removed, a transmission shaft 4 rotates to drive a screw rod 2 to rotate, the filtered material is transported to the interior of a plastic extruder through the rotation of the screw rod 2, the transmission shaft 4 drives a transmission wheel 5 to rotate, the transmission wheel 5 drives a bevel gear 8 to rotate, the bevel gear 8 drives a rotary rod 7 to rotate, the bevel gear 8 drives a rotary wheel 9 to rotate, the rotary wheel 9 rotates to drive a connecting rod 10 to slide along a chute 17, the wavy chute 17 enables the connecting rod 10 to move left and right under the limitation of a movable rod 11, meanwhile, the connecting rod 10 drives the movable rod 11 to move left and right in a reciprocating manner, the movable rod 11 drives the screen 15 to move left and right in a reciprocating manner through a connecting shaft 14, and the adverse effect on the material filtering caused by the accumulation of the unpulped plastic raw material and the, thereby achieving the effect of preventing the hopper 3 from being blocked.

In conclusion, this plastics extruder avoids hopper arrangement of material jam, through swiveling wheel 9, cooperation between movable rod 11 and the screen cloth 15 is used, make swiveling wheel 9 rotatory drive movable rod 11 and screen cloth 15 do left and right reciprocating motion, avoided being filtered down on the screen cloth 15 not by stirring garrulous plastic materials and solid impurity pile up, thereby reached the effect that prevents hopper 3 jam, also avoided not being stirred garrulous plastic materials and impurity to mix into plastics extruder simultaneously, the wearing and tearing of screw rod and recipient have been reduced, the service life of equipment has been improved, and the quality and the production rate of product have been improved.

And, this plastics extruder avoids hopper arrangement of material jam, cooperation through between elastic spring 13 and movable rod 11 and the telescopic link 16 is used, the vibrations that have reduced movable rod 11 and the 16 side-to-side motion of telescopic link and produced are to hopper 3's influence, the stability of plastics extruder has been improved, rotate through swiveling wheel 9, make connecting rod 10 under the restraint of movable rod 11 and swiveling wheel 9's spout 17, drive movable rod 11 and do left and right reciprocating motion, thereby reached the effect that makes movable rod 11 side-to-side motion.

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.