CN220146631U - Plastic extruder head structure - Google Patents

Abstract

The utility model provides a plastic extruder head structure, which belongs to the technical field of extruders and aims at solving the problems of inconvenient disassembly and assembly of an extruder head for replacing a filter screen in the extruder head.

Description

Plastic extruder head structure

Technical Field

The utility model belongs to the technical field of extruders, and particularly relates to a plastic extruder head structure.

Background

In the production process of dyed plastic particles, the plastic particles are required to be mixed with materials in a color matching way, the obtained materials are extruded and drawn in an extruder after being dissolved by heat, but impurities are easy to mix in the color matching process, the impurities are mixed in liquid plastic after being melted by heat, the impurities are required to be removed in the extrusion process of the extruder, a filter screen is pre-buried at an extruder head at present, the impurity particles are isolated in the extrusion process of plastic wire drawing, the filter screen is required to be replaced regularly after a period of use, a special tool is required to be used for disassembling and installing the extruder head for each replacement, the disassembly and assembly time is long, and the disassembly and the assembly are inconvenient.

Accordingly, the present utility model has been made in view of the above problems, and an object of the present utility model is to provide a plastic extruder head structure which has a higher practical value.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a plastic extruder head structure, which aims to solve the problems of inconvenient disassembly and assembly of an extruder head for replacing a filter screen in the extruder head.

The utility model discloses a plastic extruder head structure, which aims at achieving the following specific technical means:

the utility model provides a plastics extruder aircraft nose structure, includes the end plate that sets up at extrusion pipe tip, be connected with the slipframe through extruding the frame on the end plate, slipframe one side opening has been seted up along its length direction in the slipframe, and the draw-in groove link up with the opening side, the draw-in groove inside callipers is equipped with the filter, the lock has the head board on the slipframe, head board and slipframe sliding connection, the head board front end be provided with the ejection of compact piece of extruding intraductal intercommunication, the slipframe with be provided with locking mechanism between the head board.

Further, the discharging piece comprises a guide frame, the front side of the guide frame is inclined to form an upper opening, a forming plate is arranged on the inclined surface of the guide frame, and a plurality of extrusion holes are formed in the forming plate.

Further, the forming plate is connected with the guide frame through bolts.

Further, the locking mechanism comprises a bevel head pin, a movable cavity is formed in the inner wall of the sealing head plate, the bevel head pin is arranged in the movable cavity in a sliding mode, the bevel head pin is connected with the movable cavity through a reset spring, a pin groove corresponding to the bevel head pin is formed in the sliding frame, a through hole communicated with the pin groove is formed in the side wall of the sliding frame, and a lock rod is arranged in the through hole in a penetrating mode.

Further, the surface of the middle section of the lock rod is provided with threads, and the lock rod is connected with the through hole through threads.

Further, a rotating handle is arranged at the outer end of the lock rod.

Further, an operating handle is connected to the end socket plate in a threaded mode.

Compared with the prior art, the utility model has the following beneficial effects:

1. through the setting of head board, head board and sliding frame sliding connection, and the draw-in groove of filter in the sliding frame is seted up, through locking mechanism unblock back, direct slip head board, can take off the head board from the sliding frame, again pull out the filter from the side can, change new filter also can directly insert the draw-in groove from the sliding frame side in, at the last head board of slip knot, it is convenient to have brought for the change of filter.

2. Through the setting of locking mechanism, at the in-process of installation head board, the head board slides on to the slipframe, when oblique first round pin slides to the cotter way department, reset spring drives oblique first round pin automatic block and goes into the cotter way, accomplish the fixed of head board position, when needs take out the head board, promote the locking lever for locking lever tip promotes oblique first round pin, oblique first round pin inclined plane and locking lever contact, lead to oblique first round pin to reciprocate in the activity intracavity, thereby break away from the cotter way, oblique first round pin breaks away from behind the cotter way can slide and take out the head board, need not to use specialized tool to dismantle the head board, it is convenient to have brought for the dismouting of head board.

Drawings

Fig. 1 is a perspective view of a plastic extruder head structure of the present utility model.

Fig. 2 is an exploded view of a plastic extruder head structure according to the present utility model.

Fig. 3 is an enlarged view of area a in fig. 2.

Fig. 4 is a cross-sectional view of a plastic extruder head structure of the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. extruding a pipe; 2. an end plate; 3. extruding a frame; 4. a closure plate; 5. a guide frame; 6. forming a plate; 7. extruding the hole; 8. an operation handle; 9. a clamping groove; 10. a filter plate; 11. a bolt; 12. a sliding frame; 13. a pin slot; 14. a through hole; 15. a lock lever; 16. a thread; 17. a rotary handle; 18. a movable cavity; 19. a return spring; 20. and a bevel pin.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" 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. 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.

Examples:

as shown in fig. 1 to 4:

the utility model provides a plastic extruder head structure, which comprises an end plate 2 arranged at the end part of an extrusion pipe 1, wherein the end plate 2 is connected with a sliding frame 12 through an extrusion frame 3, as shown in figure 2, one side of the sliding frame 12 is provided with an opening, a clamping groove 9 is formed in the sliding frame 12 along the length direction of the sliding frame, the clamping groove 9 is communicated with the side of the opening, a filter plate 10 is clamped in the clamping groove 9, the filter plate 10 can be inserted into the clamping groove 9 from the opening or can be taken out from the opening, the assembly and the disassembly are convenient in a sliding manner, a sealing head plate 4 is buckled on the sliding frame 12, the sealing head plate 4 is in sliding connection with the sliding frame 12, and the sealing head plate 4 is buckled on the sliding frame 12 and is used for fixing the position of the filter plate 10;

the front end of the end enclosure plate 4 is provided with a discharging part communicated with the inside of the extrusion pipe 1, the discharging part comprises a guide frame 5, the front side of the guide frame 5 is inclined to form an upper opening, a forming plate 6 is arranged on the inclined surface of the guide frame 5, a plurality of extrusion holes 7 are formed in the forming plate 6, the extrusion holes 7 correspond to the opening of the inclined surface of the guide frame 5, the extrusion holes 7 are communicated with the inside of the extrusion pipe 1, plastic extruded in the extrusion pipe 1 is pulled into a wire shape through the extrusion holes 7, other impurities are filtered through a filter plate 10 in the process of pulling out hot melt plastic, the forming plate 6 is connected with the guide frame 5 through bolts 11, and the forming plate 6 can be freely detached and replaced with different types, so that the caliber of the pulled plastic strip is different in v

A locking mechanism is arranged between the sliding frame 12 and the end enclosure plate 4, the locking mechanism comprises a bevel head pin 20, as shown in fig. 4, a movable cavity 18 is formed in the inner wall of the end enclosure plate 4, the bevel head pin 20 is slidably arranged in the movable cavity 18, the bevel head pin 20 can move up and down in the movable cavity 18, the inclined surface of the bevel head pin 20 is downward, the bevel head pin 20 is connected with the movable cavity 18 through a return spring 19, a pin groove 13 corresponding to the bevel head pin 20 is formed in the sliding frame 12, a through hole 14 communicated with the pin groove 13 is formed in the side wall of the sliding frame 12, a lock rod 15 is arranged in the through hole 14 in a penetrating manner, in the process of installing the end enclosure plate 4, the end enclosure plate 4 slides onto the sliding frame 12, and when the bevel head pin 20 slides to the pin groove 13, the return spring 19 drives the bevel head pin 20 to be automatically clamped into the pin groove 13, and the position of the end enclosure plate 4 is fixed; when the end enclosure plate 4 needs to be taken out, the lock rod 15 is pushed, so that the end part of the lock rod 15 pushes the bevel head pin 20, the bevel head pin 20 is in contact with the lock rod 15, the bevel head pin 20 moves upwards in the movable cavity 18 so as to be separated from the pin groove 13, the end enclosure plate 4 can be taken out in a sliding manner after the bevel head pin 20 is separated from the pin groove 13, a special tool is not required to be used for disassembling and assembling the end enclosure plate 4, convenience is brought to disassembling and assembling the end enclosure plate 4, and meanwhile, the filter plate 10 is convenient to replace;

wherein, the middle section surface of locking lever 15 is provided with screw thread 16, and locking lever 15 passes through screw thread 16 and through-hole 14 threaded connection, and the removal of locking lever 15 is through rotatory mode, removes more stably, and control locking lever 15 promotes the plagiocephalic round pin 20 more easily through the setting of screw thread 16.

The outer end of the lock lever 15 is provided with a rotary handle 17, which brings convenience for a user to rotate the lock lever 15.

Wherein, threaded connection has handle 8 on the head board 4, because head board 4 is heavier, and hot melt's plastics are pulled out from the extruder head, lead to head board 4 surface to have higher temperature, and the setting of handle 8 convenient to use person takes head board 4, avoids scalding.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (6)

1. A plastic extruder head structure, which is characterized in that: including setting up end plate (2) at extrusion tube (1) tip, be connected with sliding frame (12) through extruding frame (3) on end plate (2), sliding frame (12) one side opening has been seted up along its length direction in sliding frame (12) draw-in groove (9), draw-in groove (9) inner clip is equipped with filter (10), the lock has head board (4) on sliding frame (12), head board (4) and sliding frame (12) sliding connection, head board (4) front end be provided with extrusion tube (1) in the ejection of compact spare of intercommunication, sliding frame (12) with be provided with locking mechanism between head board (4), locking mechanism includes oblique first round pin (20), movable cavity (18) have been seted up to head round pin (20) sliding set up in movable cavity (18), oblique first round pin (20) with be connected through reset spring (19) between movable cavity (18), head board (12) have been provided with the ejection of compact piece of communicating in oblique first round pin (12) and (14) the locking lever (14), the through-hole (13) has been seted up to oblique first round pin (20).

2. A plastic extruder head structure as in claim 1, wherein: the discharging part comprises a guide frame (5), an upper opening is formed in the front inclined surface of the guide frame (5), a forming plate (6) is arranged on the inclined surface of the guide frame (5), and a plurality of extrusion holes (7) are formed in the forming plate (6).

3. A plastic extruder head structure as claimed in claim 2, wherein: the forming plate (6) is connected with the guide frame (5) through bolts (11).

4. A plastic extruder head structure as in claim 1, wherein: the surface of the middle section of the lock rod (15) is provided with threads (16), and the lock rod (15) is in threaded connection with the through hole (14) through the threads (16).

5. A plastic extruder head structure as in claim 4, wherein: the outer end of the lock rod (15) is provided with a rotary handle (17).

6. A plastic extruder head structure as in claim 1, wherein: an operating handle (8) is connected to the end socket plate (4) through threads.