CN219727131U - Extrusion device for plastic product processing - Google Patents

Abstract

The utility model discloses an extrusion device for processing plastic products, and aims to solve the problems that the gravity feeding mode cannot guarantee the stability of feeding speed, the feeding speed is too fast, the bottom of a feeding hopper and the inside of an extrusion charging barrel are easy to be blocked, and the blockage is required to be manually removed, so that the production efficiency is influenced. The key points of the technical scheme are as follows: the utility model provides an extrusion device is used in plastic products processing, includes the frame and sets up the extrusion feed cylinder in the frame, is provided with into the hopper in the frame, and the bottom of going into the hopper link up and is provided with the feed box, and the inside sliding fit of feed box has the push pedal, and the top of push pedal is provided with the putty plate that is used for plugging into the hopper, one side fixedly connected with actuating mechanism of push pedal. According to the extrusion device for processing the plastic product, the push plate is pushed to intermittently and reciprocally slide by the driving mechanism, so that raw materials are periodically fed into the extrusion cylinder for extrusion treatment, the raw materials are prevented from being blocked at the bottom of the hopper and in the extrusion cylinder, and normal operation of equipment is ensured.

Description

Extrusion device for plastic product processing

Technical Field

The utility model relates to the technical field of plastic product processing, in particular to an extrusion device for plastic product processing.

Background

In the plastic extrusion molding equipment, the plastic extruder is generally called a host machine, and the plastic extrusion molding machine of the subsequent equipment matched with the host machine is called an auxiliary machine. The existing plastic extruder generally comprises a control system, a frame, an extrusion charging barrel, an extrusion screw, an extrusion head and a charging hopper, wherein the extrusion screw is arranged in the extrusion charging barrel and controlled by the control system to work, the charging hopper is arranged at the top of the rear section of the extrusion charging barrel, the bottom of the charging hopper is communicated with the extrusion charging barrel, the plastic is heated to be in a viscous molten state, and under the condition of pressurization, the plastic is made to be a continuous body with the cross section similar to the structural shape of the extrusion head through the extrusion head with a certain shape, and then is cooled to be made into a plastic product with a certain shape and size.

The extrusion molding is mainly used for gravity feeding, namely, raw materials are continuously supplemented into an extrusion charging barrel from a charging hopper by means of gravity of the raw materials along with the rotation of an extrusion screw rod, but the feeding mode cannot guarantee the stability of the charging speed, the charging is too fast, the bottom of the charging hopper and the inside of the extrusion charging barrel are blocked, and the blockage is required to be manually removed, so that the production efficiency is influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide the extrusion device for processing the plastic products, which pushes the pushing plate to intermittently and reciprocally slide through the driving mechanism, and the pushing plate drives the material blocking plate to synchronously move, so that raw materials are periodically fed into the extrusion cylinder for extrusion treatment, the raw materials are prevented from blocking the bottom of the hopper and the inside of the extrusion cylinder, and the normal operation of equipment is ensured.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides an extrusion device is used in plastic products processing, includes the frame and sets up the extrusion feed cylinder in the frame, be provided with into the hopper in the frame, the bottom of going into the hopper is link up and is provided with the feed bin, the inside sliding fit of feed bin has the push pedal, the top of push pedal is provided with the putty plate that is used for plugging up into the hopper, one side fixedly connected with actuating mechanism of push pedal, actuating mechanism is used for driving the push pedal in the inside intermittent type reciprocal slip of feed bin, the bottom both sides of feed bin all are provided with the inclined plane, the feed mouth has been seted up at the lowest department on inclined plane to the feed bin, fixedly connected with feeding pipeline on the feed mouth, feeding pipeline's the other end and extrusion feed cylinder intercommunication.

Through adopting above-mentioned technical scheme, in carrying the pan feeding hopper with the raw materials through outside conveying equipment, the raw materials accumulation is in the pan feeding hopper, when the push pedal is in initial state, stop feeding in the extrusion feed cylinder this moment, after actuating mechanism starts, actuating mechanism can promote the push pedal and reciprocate, the push pedal drives the pan feeding plate synchronous movement, when the pan feeding plate by pan feeding hopper lower direction right slip, the pan feeding hopper is no longer plugged up to the pan feeding plate when the pan feeding plate falls to the feed box from the pan feeding hopper and is the left side, push the raw materials on the left inclined plane when the push pedal slides to the left, and all slide into the feeding pipeline through the inclined plane and finally get into the extrusion feed cylinder in, when the pan feeding plate by pan feeding hopper lower direction left slip, the raw materials falls to the feed box from the pan feeding plate and is to the right side of push pedal from the pan feeding plate, make the pan feeding plate push on the inclined plane on the right side when the pan feeding plate slides to the pan feeding hopper below, can stop making the pan feeding plate be in by the shutoff state, and make the raw materials periodically send into the extrusion feed cylinder to carry out extrusion feed hopper, the bottom and the normal operation is guaranteed, the inside the extrusion feed cylinder is avoided.

The utility model is further provided with: the driving mechanism comprises a driving box arranged on one side of the feeding box, a motor is arranged at the top of the driving box, a rotating rod is arranged on an output shaft of the motor, a sliding pin is arranged at the other end of the rotating rod, a sliding block is slidably matched with the bottom of the driving box, a sliding groove for sliding the sliding pin is formed in the sliding block, the sliding groove comprises two symmetrically-formed arc grooves and two symmetrically-formed straight grooves, the arc grooves are communicated with the straight grooves, and when the center of the sliding block is located under the rotating center of the rotating rod, the arc grooves are concentric with the rotating center of the rotating rod, a connecting rod is arranged on one side of the sliding block, and the other end of the connecting rod penetrates through the driving box and the feeding box to be fixedly connected with the pushing plate.

By adopting the technical scheme, the motor is started, the motor drives the rotating rod to rotate, the rotating rod drives the sliding pin to rotate in the sliding groove, when the sliding block is in an initial state, namely, the center of the sliding block is positioned at a position right below the rotating center of the rotating rod, and because the arc-shaped groove is concentric with the rotating center of the rotating rod, the sliding pin cannot push the sliding block when sliding in the arc-shaped groove, the push plate fixedly connected with the sliding block through the connecting rod keeps motionless, the material blocking plate is just positioned at the bottom of the feeding hopper to block the feeding hopper, when the sliding pin slides into the front half section of the straight groove through the arc-shaped groove, the sliding pin slides along with pushing the sliding block to slide rightwards, when the sliding pin slides into the rear half section of the straight groove, the sliding pin can push the sliding block to slide leftwards, when the sliding pin slides into the rear half section of the straight groove, and the material blocking plate slides leftwards again until the sliding pin slides into the front half section of the arc-shaped groove, and intermittent sliding is realized.

The utility model is further provided with: the bottom of the driving box is provided with a first magnetic block at a position corresponding to the rotation center of the rotating rod, and the bottom of the sliding block is provided with a second magnetic block adsorbed with the first magnetic block.

Through adopting above-mentioned technical scheme, when the sliding pin slides in the arc inslot, magnet one adsorbs together with magnet two, avoids the sliding pin when sliding in the arc inslot, and the sliding pin drives the sliding block with the inner wall friction in arc inslot and produces the skew.

The utility model is further provided with: the bottom of sliding block is provided with slider one, the recess one that supplies slider one to slide is seted up to the bottom of driving box, just slider one and recess one are the T type setting of looks adaptation.

Through adopting above-mentioned technical scheme, sliding fit of slider one and recess one carries out spacingly to the slip path of sliding block, guarantees its straight line and slides, and the stable connection of slider one and recess one is realized to T type structure, can not break away from.

The utility model is further provided with: the two sides of the push plate are respectively provided with a second sliding block, the inner wall of the feeding box is provided with a second sliding block groove, the bottom of the second sliding block is rotationally connected with a ball, and the ball is attached to the second sliding block groove.

Through adopting above-mentioned technical scheme, the cooperation of slider two and recess two supports the slip of push pedal, and the push pedal when receiving the reciprocal slip of actuating mechanism, still can receive the decurrent pressure effect of top raw materials, consequently through the ball that sets up, can reduce the frictional interaction between push pedal and the pay-off incasement wall, the slip of push pedal of being convenient for.

The utility model is further provided with: the bottom of the feeding hopper is provided with pressure sensors, and the pressure sensors are oppositely arranged with two.

Through adopting above-mentioned technical scheme, according to two pressure sensor can obtain the raw materials quantity in the hopper in real time accurately to control outside conveying equipment conveying speed, avoid the raw materials to spill into and go out the hopper.

The utility model is further provided with: the feeding pipeline is arranged in a Y-shaped mode.

By adopting the technical scheme, the Y-shaped feeding pipeline gathers the raw materials falling from the two feeding ports and feeds the raw materials into the extrusion cylinder.

In summary, the utility model has the following beneficial effects:

the pushing plate is pushed to intermittently and reciprocally slide through the driving mechanism, the pushing plate drives the material blocking plate to synchronously move, the material blocking plate is used for controlling the feeding state of the feeding hopper, and the pushing plate is used for pushing the raw materials falling from the feeding hopper to the feeding port, so that the raw materials are periodically fed into the extrusion material cylinder for extrusion treatment, the raw materials are prevented from blocking the bottom of the feeding hopper and the inside of the extrusion material cylinder, and normal operation of equipment is ensured.

Drawings

FIG. 1 is a schematic overall structure of an extrusion device of the present utility model, showing structural features of a hopper, a feed box, a drive box, a feed pipe and a pressure sensor of the present utility model;

FIG. 2 is a schematic view of the interior of the feed bin of the present utility model showing the structural features of the push plate, blanking plate, ramp and connecting rod of the present utility model;

FIG. 3 is a schematic diagram of a second slider, a second groove and a ball of the present utility model, showing structural features of the second slider, the second groove and the ball of the present utility model;

FIG. 4 is a schematic view of the inside of the driving box of the present utility model, showing the structural features of the sliding block, the first magnetic block, the second magnetic block, the first sliding block and the first groove of the present utility model;

fig. 5 is a schematic structural view of the turning rod, the sliding pin and the sliding chute of the present utility model, showing structural features of the turning rod, the sliding pin and the sliding chute of the present utility model.

In the figure: 1. a frame; 2. extruding a discharging tube; 3. feeding into a hopper; 4. a feed box; 5. a push plate; 6. a blanking plate; 7. an inclined plane; 8. a feeding port; 9. a feed pipe; 10. a drive box; 11. a rotating rod; 12. a slide pin; 13. a sliding block; 14. a chute; 15. an arc-shaped groove; 16. a straight groove; 17. a connecting rod; 18. a first magnetic block; 19. a second magnetic block; 20. a first sliding block; 21. a groove I; 22. a second slide block; 23. a second groove; 24. a ball; 25. a pressure sensor.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the present utility model will be described in further detail with reference to the accompanying drawings and the specific embodiments, and it should be noted that the embodiments of the present utility model and features in the embodiments may be combined with each other without conflict.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "sleeved," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The present utility model will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1-5, an extrusion device for plastic product processing comprises a frame 1 and an extrusion charging barrel 2 welded on the frame 1, wherein a charging hopper 3 is welded on the frame 1, a feeding box 4 is welded at the bottom of the charging hopper 3 in a penetrating way, a pushing plate 5 is slidingly matched in the feeding box 4, a blocking plate 6 for blocking the charging hopper 3 is welded at the top of the pushing plate 5, a driving mechanism is fixedly connected to one side of the pushing plate 5 and used for driving the pushing plate 5 to intermittently and reciprocally slide in the feeding box 4, inclined planes 7 are arranged on two sides of the bottom of the feeding box 4, a feeding port 8 is formed in the lowest position of the inclined planes 7 in the feeding box 4, a feeding pipeline 9 is fixedly connected to the feeding port 8, and the feeding pipeline 9 is arranged in a Y shape, and the other end of the feeding pipeline 9 is communicated with the extrusion charging barrel 2.

The driving mechanism comprises a driving box 10 welded on one side of a feeding box 4, a motor is fixedly welded on the top of the driving box 10, a rotating rod 11 is fixedly welded on an output shaft of the motor, a sliding pin 12 is welded on the other end of the rotating rod 11, a sliding block 13 is slidingly matched with the bottom of the driving box 10, a sliding groove 14 for sliding the sliding pin 12 is formed in the sliding block 13, the sliding groove 14 comprises two symmetrically-formed arc grooves 15 and two symmetrically-formed straight grooves 16, the arc grooves 15 are communicated with the straight grooves 16, when the center of the sliding block 13 is located under the rotation center of the rotating rod 11, the arc grooves 15 are concentric with the rotation center of the rotating rod 11, a connecting rod 17 is welded on one side of the sliding block 13, and the other end of the connecting rod 17 penetrates through the driving box 10 and the feeding box 4 to be fixedly welded with a push plate 5.

Additionally, a first magnetic block 18 is welded in the bottom of the driving box 10 at a position corresponding to the rotation center of the rotating rod 11, a second magnetic block 19 adsorbed to the first magnetic block 18 is welded in the bottom of the sliding block 13, and when the sliding pin 12 slides in the arc-shaped groove 15, the first magnetic block 18 and the second magnetic block 19 are adsorbed together, so that the sliding pin 12 is prevented from sliding in the arc-shaped groove 15, and the sliding block 13 is prevented from being deviated by friction between the sliding pin 12 and the inner wall of the arc-shaped groove 15.

The bottom welding of sliding block 13 has slider one 20, and the recess one 21 that supplies slider one 20 to slide is offered to the bottom of driving case 10, and slider one 20 and recess one 21 all are the T type setting of looks adaptation, and the sliding fit of slider one 20 and recess one 21 carries out spacingly to the slip path of sliding block 13, guarantees its straight line and slides, and the stable connection of slider one 20 and recess one 21 is realized to T type structure, can not break away from.

The two sides of the push plate 5 are welded with the second slide block 22, the inner wall of the feeding box 4 is provided with the second slide block 22 sliding groove 23, the bottom of the second slide block 22 is rotationally connected with the ball 24, the ball 24 is attached to the second slide groove 23, the second slide block 22 is matched with the second slide groove 23 to support the sliding of the push plate 5, and the push plate 5 is subjected to the downward pressure action of the upper raw material when being subjected to the reciprocating sliding of the driving mechanism, so that the friction action between the push plate 5 and the inner wall of the feeding box 4 can be reduced through the set ball 24, and the sliding of the push plate 5 is facilitated.

The bottom of the feeding hopper 3 is fixedly provided with the pressure sensors 25, the two pressure sensors 25 are oppositely arranged, the quantity of raw materials in the feeding hopper 3 can be accurately obtained in real time according to the two pressure sensors 25, the conveying speed of external conveying equipment is controlled, and the raw materials are prevented from overflowing into and out of the feeding hopper 3.

Working principle: raw materials are conveyed into the feeding hopper 3 through external conveying equipment, raw materials are accumulated in the feeding hopper 3, when the pushing plate 5 is in an initial state, the feeding of the feeding pipe 9 is finally fed into the extruding cylinder 2 through the feeding port 8, after the driving mechanism is started, the driving mechanism can push the pushing plate 5 to slide back and forth, the pushing plate 5 drives the feeding plate 6 to move synchronously, when the feeding plate 6 slides right in the lower direction of the feeding hopper 3, the feeding plate 6 does not block the feeding hopper 3 any more, raw materials fall into the feeding box 4 from the feeding hopper 3 and fall to the left side of the pushing plate 5, the raw materials are pushed into the left inclined plane 7 when the pushing plate 5 slides left, and finally enter the extruding cylinder 2 through the feeding port 8 through the inclined plane 7, when the feeding plate 6 slides left in the lower direction of the feeding hopper 3, the raw materials fall into the feeding box 4 from the feeding box 4 and fall to the right side of the pushing plate 5, when the feeding plate 6 slides right in the inclined plane 7 on the right side of the feeding box 3, the feeding plate 6 can stop down to the feeding hopper 4 when the feeding plate 6 slides right, the raw materials are stopped, the feeding pipe 3 is prevented from being fed into the feeding cylinder 2, and the inside the extruding cylinder 2 is prevented from being blocked, and the raw materials are normally processed, and the raw materials are normally discharged from being processed, and the extruding cylinder is prevented from being fed into the extruding cylinder 2, and the extruding cylinder is normally is processed, and the extruding and the raw materials is normally discharged.

The specific implementation mode of the driving mechanism to the push plate 5 is as follows: the motor is started, the motor drives the rotating rod 11 to rotate, the rotating rod 11 drives the sliding pin 12 to rotate in the sliding groove 14, when the sliding block 13 is in an initial state, namely, the center of the sliding block 13 is positioned at a position right below the rotation center of the rotating rod 11, because the arc groove 15 is concentric with the rotation center of the rotating rod 11, the sliding pin 12 cannot push the sliding block 13 when sliding in the arc groove 15, the push plate 5 fixedly connected with the sliding block 13 through the connecting rod 17 keeps still, the material blocking plate 6 is just positioned at the bottom of the feeding hopper 3 to block the feeding hopper 3, when the sliding pin 12 slides into the front half section of the straight groove 16 from the arc groove 15, the sliding pin 12 pushes the sliding block 13 to the right while sliding, when the sliding pin 12 slides into the rear half section of the straight groove 16, the sliding pin 12 pushes the sliding block 13 to the left, and when the sliding pin 12 slides into the next arc groove 15 from the rear half section of the straight groove 16, the material blocking plate 6 again slides back into the bottom of the feeding hopper 3 until the sliding pin 12 slides from the arc groove 15 to the bottom of the feeding hopper 3, intermittent sliding block 12 is realized, and intermittent sliding is realized when the sliding pin 12 slides from the front half section of the straight groove 16 to the side, and intermittent sliding block 13 is realized.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (7)

1. The utility model provides an extrusion device is used in plastic products processing, includes frame (1) and sets up extrusion feed cylinder (2) on frame (1), its characterized in that: be provided with into hopper (3) on frame (1), the bottom of going into hopper (3) is link up and is provided with feed box (4), feed box (4) inside sliding fit has push pedal (5), push pedal (5) top is provided with putty plate (6) that are used for plugging into hopper (3), one side fixedly connected with actuating mechanism of push pedal (5), actuating mechanism is used for driving push pedal (5) in feed box (4) inside intermittent type reciprocal slip, feed box (4) bottom both sides all are provided with inclined plane (7), feed inlet (8) have been seted up in the lowest department of inclined plane (7) to feed box (4), fixedly connected with feeding pipeline (9) on feed inlet (8), the other end and the extrusion feed cylinder (2) of feeding pipeline (9) communicate.

2. The extrusion apparatus for processing plastic products according to claim 1, wherein: the driving mechanism comprises a driving box (10) arranged on one side of a feeding box (4), a motor is arranged at the top of the driving box (10), a rotating rod (11) is arranged on an output shaft of the motor, a sliding pin (12) is arranged at the other end of the rotating rod (11), a sliding block (13) is arranged at the bottom of the driving box (10) in a sliding fit mode, a sliding groove (14) for the sliding pin (12) to slide is formed in the sliding block (13), the sliding groove (14) comprises two symmetrically-formed arc grooves (15) and two symmetrically-formed straight grooves (16), the arc grooves (15) are communicated with the straight grooves (16), and when the center of the sliding block (13) is located under the rotating center of the rotating rod (11), the arc grooves (15) are concentric with the rotating center of the rotating rod (11), a connecting rod (17) is arranged on one side of the sliding block (13), and the other end of the connecting rod (17) penetrates through the driving box (10) and the feeding box (4) to be fixedly connected with a pushing plate (5).

3. An extrusion apparatus for processing plastic articles according to claim 2, wherein: the bottom of the driving box (10) and the position corresponding to the rotation center of the rotating rod (11) are provided with a first magnetic block (18), and the bottom of the sliding block (13) is provided with a second magnetic block (19) which is adsorbed with the first magnetic block (18).

4. An extrusion apparatus for processing plastic articles according to claim 2, wherein: the bottom of sliding block (13) is provided with slider one (20), recess one (21) that supplies slider one (20) to slide is seted up to the bottom of driving case (10), just slider one (20) and recess one (21) are the T type setting of looks adaptation.

5. The extrusion apparatus for processing plastic products according to claim 1, wherein: the two sides of the push plate (5) are respectively provided with a second sliding block (22), the inner wall of the feed box (4) is provided with a second sliding block (22) sliding groove (23), the bottom of the second sliding block (22) is rotationally connected with a ball (24), and the ball (24) is attached to the second sliding groove (23).

6. The extrusion apparatus for processing plastic products according to claim 1, wherein: the bottom of the feeding hopper (3) is provided with pressure sensors (25), and the pressure sensors (25) are oppositely arranged in two.

7. The extrusion apparatus for processing plastic products according to claim 1, wherein: the feeding pipeline (9) is arranged in a Y shape.