CN216100307U

CN216100307U - Stirring device of plastic extruder

Info

Publication number: CN216100307U
Application number: CN202121848395.2U
Authority: CN
Inventors: 张祥亚; 吴芬芬; 张祥鑫
Original assignee: Xingtai Yaxin Rubber Plastic Products Co ltd
Current assignee: Xingtai Yaxin Rubber Plastic Products Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-03-22
Anticipated expiration: 2031-08-09

Abstract

The utility model relates to the technical field of feeding devices, and provides a stirring device of a plastic extruder, which comprises a bottom plate, wherein support columns are fixedly connected to the lower end surface of the bottom plate, a casing is fixedly connected to the right part of the upper end surface of the bottom plate, an extrusion motor is fixedly connected to the position, close to the casing, of the upper end surface of the bottom plate, a hopper is fixedly connected to the middle part of the upper end surface of the bottom plate through a support plate, a blanking mechanism is arranged in the middle part of an inner cavity of the hopper, and a stirring mechanism is arranged on the upper part of the inner cavity of the hopper. Through the technical scheme, the problems that in the prior art, materials are easily clamped in the hopper during blanking, feeding is discontinuous, and the quality of products is affected by the fact that the unstirred materials enter the extruder are easily solved.

Description

Stirring device of plastic extruder

Technical Field

The utility model relates to the technical field of feeding devices, in particular to a stirring device of a plastic extruder.

Background

In the plastic extrusion molding equipment, the plastic extruder is generally called a main machine, and the subsequent equipment matched with the plastic extruder is called an auxiliary machine. In the plastic extruder in the prior art, materials are stuck in the hopper, so that feeding interruption or discontinuous feeding is caused, production process interruption is caused, and meanwhile, part of the hopper of the plastic extruder is stirred and fed at the same time, so that the materials which are not stirred are easily fed into the extruder, and further the product quality is influenced. In view of this, we propose a stirring device for a plastic extruder.

SUMMERY OF THE UTILITY MODEL

The utility model provides a stirring device of a plastic extruder, which solves the problems that materials are easily blocked in a hopper, the feeding is discontinuous and the quality of products is influenced because the materials which are not stirred easily enter the extruder when the stirring device of the plastic extruder in the related technology discharges materials.

The technical scheme of the utility model is as follows: the automatic feeding device comprises a base plate, the equal fixedly connected with support column of terminal surface under the bottom plate, bottom plate up end right part fixedly connected with casing, the bottom plate up end just is close to the fixed position of casing and is connected with extrusion motor, backup pad fixedly connected with hopper is passed through at bottom plate up end middle part, hopper inner chamber middle part is provided with unloading mechanism, and institute hopper inner chamber upper portion is provided with rabbling mechanism.

Preferably, the output end of the extrusion motor is fixedly connected with a driving wheel, the middle part of one side of the driving wheel is fixedly connected with a screw rod, and one end of the screw rod is rotatably connected with the casing.

Preferably, the outer surface of the driving wheel is rotatably connected with a driven wheel through a gear belt, and one side of the driven wheel penetrates through the rotating shaft and is fixedly connected with a blanking roller through a hopper.

Preferably, the blanking mechanism comprises a fixed box, a sliding plate, an expansion spring, a transmission rod, a partition plate, a hook and a protrusion, wherein the sliding plate is connected to one side of an inner cavity of the fixed box in a sliding mode, the expansion spring is fixedly connected to one end of the lower end face of the sliding plate, the transmission rod is fixedly connected to one end of the upper end face of the sliding plate, one end of the transmission rod is rotatably connected to the partition plate through a lug in a matched mode with a rotating shaft, the hook is fixedly connected to one end of the partition plate, and the inner cavity of the hopper is fixedly connected to the protrusion on two sides of the expansion spring.

Preferably, the lower parts of the two sides of the hopper are rotatably connected with hanging rings through lugs, the inner sides of the hanging rings are slidably connected with the hook, holes for the bulges to slide are formed in one end of the partition plate, the diameter of each hole is smaller than the diameter of each bulge, each bulge is made of an elastic material, one end of the sliding plate is fixedly connected with the hopper, one side of the inner cavity of the hopper is slidably connected with the transmission rod, one end of the telescopic spring is fixedly connected with the hopper, the upper end face of the sliding plate is inclined, and the two sides of the hook are slidably connected with the hopper.

Preferably, rabbling mechanism includes agitator motor, first stirring gear, second stirring gear, first transfer line, connecting rod, second transfer line, first stirring rake, second stirring rake, agitator motor output end fixedly connected with first stirring gear, first stirring gear surface has second stirring gear through the tooth meshing, the first transfer line of terminal surface middle part fixedly connected with under the first stirring gear, the first stirring rake of first transfer line surface lower part fixedly connected with.

Preferably, terminal surface middle part fixedly connected with second dwang under the second stirring gear, first dwang surface passes through the connecting rod and is connected with the second dwang rotation, second dwang surface fixedly connected with second stirring rake, hopper up end middle part fixedly connected with agitator motor.

Preferably, the upper part of one side of the hopper is slidably connected with a feed hopper through a sliding rod matched with a sliding groove.

The working principle and the beneficial effects of the utility model are as follows:

1. in the utility model, the outer surface of the driving wheel is rotatably connected with the driven wheel through the gear belt, when the first feeding is stirred to a certain degree, the hanging ring can be taken down from the hook, then under the action of the expansion spring and the gravity, the sliding plate passes over the bulge and drives the transmission rod to move upwards, and further the transmission rod drives the partition plate to turn downwards, so that the mixed material falls down, then the extrusion motor can be started to drive the driving wheel to rotate, the driving wheel drives the driven wheel to rotate through the gear belt, the driven wheel drives the discharging roller to rotate through the rotating shaft, and further the bridging phenomenon of the material can be prevented, meanwhile, one side of the driving wheel drives the screw rod to rotate and extrude the material, in addition, in the process that the material falls into the lower part of the inner cavity of the hopper from the upper part of the inner cavity of the hopper, the material can fall onto the sliding plate and slowly increase, and further under the influence of gravity, the sliding plate moves down, cross protruding back when the sliding plate, do not moving down under the effect of fixed box, the sliding plate is located the lower and drives the baffle closure through the transfer line this moment, when the staff discovery, hopper outside couple is located the lower, the accessible feeder hopper is to the feeding of hopper inner chamber, and then stir through first stirring rake and second stirring rake, because the sliding plate up end sets up to the slope form, the material of sliding plate up end can fall down gradually, after droing to the certain degree, the arch can be violently crossed to the sliding plate under the condition of the gravity that expanding spring and baffle received, make the baffle open, fall the material that will stir, and then can prevent that the material that does not stir from leading in, not only improved the quality of product, but also can prevent the material interrupt.

2. In the utility model, the feed hopper is connected with the upper part of one side of the feed hopper in a sliding way by matching the sliding rod with the sliding groove, when the feed hopper starts to work, the feeding hopper can move upwards along the sliding groove, when the feeding hopper slides to the lowest end of the sliding groove, the feeding hopper is rotated to enable one end of the feeding hopper to be mutually extruded with the inner cavity of the feeding hopper, when feeding for the first time, because the hanging ring is hung on the hook, the sliding plate moves downwards, the transmission rod drives the partition plate to be closed, when the materials fall on the partition plate, the stirring motor can be started to drive the first stirring gear to rotate, the first stirring gear drives the second stirring gear to rotate, the first stirring gear drives the first stirring paddle to stir the materials through the first rotating rod, meanwhile, the first rotating rod drives the second rotating rod to revolve around the first rotating rod through the connecting rod, and the second stirring gear drives the second rotating rod to automatically rotate, so that the second stirring paddle can stir materials more fully.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

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

FIG. 2 is an enlarged view of area A of FIG. 1;

FIG. 3 is a schematic view of a half-section structure of the present invention;

FIG. 4 is an enlarged view of the area B in FIG. 3;

FIG. 5 is a schematic side sectional view of the present invention;

FIG. 6 is an enlarged view of the area C in FIG. 5;

fig. 7 is a schematic view of the feed hopper of the present invention.

In the figure: 1. a base plate; 2. a support pillar; 3. an extrusion motor; 4. a driving wheel; 5. a gear belt; 6. a driven wheel; 7. a blanking roller; 8. a screw; 9. a housing; 10. a hopper; 11. a support plate; 12. a blanking mechanism; 121. a fixing box; 122. a sliding plate; 123. a tension spring; 124. a transmission rod; 125. a partition plate; 126. hooking; 127. a protrusion; 13. a stirring mechanism; 131. a stirring motor; 132. a first stirring gear; 133. a second stirring gear; 134. a first rotating lever; 135. a connecting rod; 136. a second rotating lever; 137. a first stirring paddle; 138. a second stirring paddle; 14. a feed hopper; 15. a sliding groove; 16. a slide bar; 17. and (5) hanging a ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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 inventive step, are intended to be within the scope of the present invention.

Example 1

As shown in fig. 1, 2, 3, 5, and 6, this embodiment proposes a device including a bottom plate 1, a support pillar 2 is fixedly connected to a lower end surface of the bottom plate 1, a casing 9 is fixedly connected to a right portion of an upper end surface of the bottom plate 1, an extruding motor 3 is fixedly connected to a position close to the casing 9 on the upper end surface of the bottom plate 1, a hopper 10 is fixedly connected to a middle portion of the upper end surface of the bottom plate 1 through a support plate 11, a discharging mechanism 12 is disposed in a middle portion of an inner cavity of the hopper 10, an agitating mechanism 13 is disposed on an upper portion of the inner cavity of the hopper 10, an output end of the extruding motor 3 is fixedly connected to a driving wheel 4, a screw 8 is fixedly connected to a middle portion of one side of the driving wheel 4, one end of the screw 8 is rotatably connected to the casing 9, a driven wheel 6 is rotatably connected to an outer surface of the driving wheel 4 through a gear belt 5, a discharging roller 7 is fixedly connected to one side of the driven wheel 6 through the hopper 10 through a rotating shaft, the discharging mechanism 12 includes a fixing box 121, a sliding plate 122, The hopper comprises an expansion spring 123, a transmission rod 124, a partition plate 125, a hook 126 and a protrusion 127, one side of an inner cavity of a fixed box 121 is slidably connected with a sliding plate 122, one end of the lower end surface of the sliding plate 122 is fixedly connected with the expansion spring 123, one end of the upper end surface of the sliding plate 122 is fixedly connected with the transmission rod 124, one end of the transmission rod 124 is rotatably connected with the partition plate 125 through a lug matched rotating shaft, one end of the partition plate 125 is fixedly connected with the hook 126, the inner cavity of the hopper 10 is fixedly connected with the protrusion 127 positioned at two sides of the expansion spring 123, the lower parts of two sides of the hopper 10 are rotatably connected with a hanging ring 17 through the lug, the inner side of the hanging ring 17 is slidably connected with the hook 126, one end of the partition plate 125 is provided with a hole for the protrusion 127 to slide, the diameter of the hole is smaller than that of the protrusion 127, the protrusion 127 is made of an elastic material, one end of the sliding plate 122 is fixedly connected with the hopper 10, one side of the inner cavity of the hopper 10 is slidably connected with the transmission rod 124, one end of the expansion spring 123 is fixedly connected with the hopper 10, the upper end surface of the sliding plate 122 is inclined, and both sides of the hook 126 are slidably connected to the hopper 10.

In this embodiment, since the outer surface of the driving wheel 4 is rotatably connected to the driven wheel 6 through the gear belt 5, when the first feeding is performed with a certain stirring, the hanging ring 17 can be taken off from the hook 126, then under the action of the extension spring 123 and the gravity, the sliding plate 122 passes over the protrusion 127 and drives the transmission rod 124 to move upwards, and the transmission rod 124 drives the partition 125 to turn downwards, so that the mixed material falls down, then the extrusion motor 3 can be started to drive the driving wheel 4 to rotate, the driving wheel 4 drives the driven wheel 6 to rotate through the gear belt 5, the driven wheel 6 drives the discharging roller 7 to rotate through the rotating shaft, and the bridging phenomenon of the material can be prevented, meanwhile, one side of the driving wheel 4 drives the screw 8 to rotate and extrude the material, in addition, in the process that the material falls into the lower portion of the inner cavity of the hopper 10 from the upper portion of the inner cavity of the hopper 10, after the lower portion of the inner cavity of the hopper 10 gradually falls down, the material will fall into the sliding plate 122 and increase slowly, and then under the influence of gravity, the sliding plate 122 moves down, after the sliding plate 122 crosses the protrusion 127, it will not move down under the effect of the fixed box 121, at this moment, the sliding plate 122 is located at the lowest position and drives the partition plate 125 to close through the transmission rod 124, when the worker finds that the external hook 126 of the hopper is located at the lowest position, the feeding can be performed to the inner cavity of the hopper 10 through the feeding hopper 14, and then the stirring is performed through the first stirring paddle 137 and the second stirring paddle 138, because the upper end surface of the sliding plate 122 is set to be inclined, the material on the upper end surface of the sliding plate 122 will fall down gradually, after falling to a certain degree, the sliding plate 122 will cross the protrusion violently under the condition that the expansion spring 123 and the partition plate 125 bear the gravity, so that the partition plate 125 is opened, the stirred material will fall down, and then the introduction of the unstirred material can be prevented, which not only improves the quality of the product, but also prevents material interruptions.

Example 2

As shown in fig. 1, 2, 3, 4, 6, and 7, based on the same concept as that of the above embodiment 1, the present embodiment further proposes that the stirring mechanism 13 includes a stirring motor 131, a first stirring gear 132, a second stirring gear 133, a first rotating rod 134, a connecting rod 135, a second rotating rod 136, a first stirring paddle 137, and a second stirring paddle 138, the first stirring gear 132 is fixedly connected to an output end of the stirring motor 131, the second stirring gear 133 is engaged to an outer surface of the first stirring gear 132 through teeth, the first rotating rod 134 is fixedly connected to a middle portion of a lower end surface of the first stirring gear 132, the first stirring paddle 137 is fixedly connected to a lower portion of an outer surface of the first rotating rod 134, the second rotating rod 136 is fixedly connected to a middle portion of a lower end surface of the second stirring gear 133, an outer surface of the first rotating rod 134 is rotatably connected to the second rotating rod 136 through the connecting rod 135, the second stirring paddle 138 is fixedly connected to an outer surface of the second rotating rod 136, the middle part of the upper end surface of the hopper 10 is fixedly connected with a stirring motor 131, and the upper part of one side of the hopper 10 is slidably connected with a feed hopper 14 through a sliding rod 16 matched with a sliding groove 15.

In this embodiment, since the feeding hopper 14 is slidably connected to the upper portion of one side of the hopper 10 through the sliding rod 16 in cooperation with the sliding groove 15, when the feeding hopper starts to work, the feeding hopper 14 can move upward along the sliding groove 15, when the feeding hopper slides to the lowest end of the sliding groove 15, the feeding hopper 14 is rotated to enable one end of the feeding hopper 14 to be squeezed with the inner cavity of the hopper 10, when the feeding is performed for the first time, the hanging ring 17 is hung on the hanging hook 126 to enable the sliding plate 122 to move downward, the transmission rod 124 drives the partition 125 to be closed, when the material falls on the partition 125, the stirring motor 131 can be started to drive the first stirring gear 132 to rotate, the first stirring gear 132 drives the second stirring gear 133 to rotate, the first stirring gear 132 drives the first stirring paddle 137 through the first rotating rod 134 to stir the material, and simultaneously the first rotating rod 134 drives the second rotating rod 136 to surround the first rotating rod 134 through the connection rod 135, the second stirring gear 133 drives the second rotating rod 136 to rotate, so that the second stirring paddle 138 can stir the material more sufficiently.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a plastics extruder agitating unit, includes bottom plate (1), its characterized in that, equal fixedly connected with support column (2) of terminal surface under bottom plate (1), bottom plate (1) up end right part fixedly connected with casing (9), bottom plate (1) up end just is close to the position fixedly connected with extrusion motor (3) of casing (9), backup pad (11) fixedly connected with hopper (10) are passed through in bottom plate (1) up end middle part, hopper (10) inner chamber middle part is provided with unloading mechanism (12), and hopper (10) inner chamber upper portion is provided with rabbling mechanism (13).

2. The stirring device of the plastic extruder according to claim 1, wherein the output end of the extrusion motor (3) is fixedly connected with a driving wheel (4), the middle part of one side of the driving wheel (4) is fixedly connected with a screw (8), and one end of the screw (8) is rotatably connected with a machine shell (9).

3. The stirring device of the plastic extruder as claimed in claim 2, wherein the outer surface of the driving wheel (4) is rotatably connected with a driven wheel (6) through a gear belt (5), and one side of the driven wheel (6) is fixedly connected with a blanking roller (7) through a rotating shaft penetrating through the hopper (10).

4. The stirring device of the plastic extruder according to claim 3, wherein the blanking mechanism (12) comprises a fixed box (121), a sliding plate (122), a telescopic spring (123), a transmission rod (124), a partition plate (125), a hook (126) and a protrusion (127), the sliding plate (122) is slidably connected to one side of the inner cavity of the fixed box (121), the telescopic spring (123) is fixedly connected to one end of the lower end face of the sliding plate (122), the transmission rod (124) is fixedly connected to one end of the upper end face of the sliding plate (122), one end of the transmission rod (124) is rotatably connected to the partition plate (125) through a lug matching with the rotating shaft, the hook (126) is fixedly connected to one end of the partition plate (125), and the protrusion (127) is fixedly connected to the inner cavity of the hopper (10) and located on two sides of the telescopic spring (123).

5. The stirring device of the plastic extruder according to claim 4, wherein the lower parts of the two sides of the hopper (10) are rotatably connected with a hanging ring (17) through a lug, the inner side of the hanging ring (17) is slidably connected with a hook (126), one end of the partition plate (125) is provided with a hole for the protrusion (127) to slide through, the diameter of the hole is smaller than that of the protrusion (127), the protrusion (127) is made of elastic material, one end of the sliding plate (122) is fixedly connected with the hopper (10), one side of the inner cavity of the hopper (10) is slidably connected with the transmission rod (124), one end of the expansion spring (123) is fixedly connected with the hopper (10), the upper end surface of the sliding plate (122) is arranged in an inclined shape, and the two sides of the hook (126) are slidably connected with the hopper (10).

6. The stirring device of the plastic extruder according to claim 5, wherein the stirring mechanism (13) comprises a stirring motor (131), a first stirring gear (132), a second stirring gear (133), a first rotating rod (134), a connecting rod (135), a second rotating rod (136), a first stirring paddle (137) and a second stirring paddle (138), the output end of the stirring motor (131) is fixedly connected with the first stirring gear (132), the outer surface of the first stirring gear (132) is engaged with the second stirring gear (133) through teeth, the middle part of the lower end surface of the first stirring gear (132) is fixedly connected with the first rotating rod (134), and the lower part of the outer surface of the first rotating rod (134) is fixedly connected with the first stirring paddle (137).

7. A plastic extruder stirring device according to claim 6, wherein a second rotating rod (136) is fixedly connected to the middle of the lower end face of the second stirring gear (133), the outer surface of the first rotating rod (134) is rotatably connected with the second rotating rod (136) through a connecting rod (135), a second stirring paddle (138) is fixedly connected to the outer surface of the second rotating rod (136), and a stirring motor (131) is fixedly connected to the middle of the upper end face of the hopper (10).

8. A stirring device of plastic extruder as claimed in claim 7, characterized in that the hopper (14) is connected to the upper part of one side of the hopper (10) by a sliding rod (16) in sliding connection with a sliding groove (15).