Plastic hose extrusion device

Abstract

The utility model relates to the technical field of plastic hose extrusion, in particular to a plastic hose extrusion device which comprises an extrusion device main body and an extrusion pipeline, through the arrangement of the cutting structure, the extrusion device main body is additionally provided with a structure capable of cutting the extrusion device main body on the basis of the original extrusion device main body, so that a plastic hose can be directly cut after being molded and extruded, the plastic hose does not need to be manually cut, and meanwhile, a plurality of electric telescopic rods are started to contract to drive a fixed block to move; when the fixed block moves, the movable block can be driven to move in the direction of the connecting plate, the cutter can rotate on the fixed rod when the movable block moves, so that the hose can be cut, after cutting is completed, the electric telescopic rods extend to push the movable block to be away from the connecting plate, the cutter can be reset, and the two electric telescopic rods run in a staggered mode; the two cutters can cut the hose back and forth, so that when one cutter is reset, the other cutter cuts the hose along with the reset.

Description

TECHNICAL FIELD

[0001] The utility model relates to a plastic hose extrusion device, in particular to a plastic hose extrusion device, belong to plastic hose extrusion technical field. BACKGROUND

[0002] The plastic hose extrusion technology originates from the plastic extrusion molding technology, along with the rapid development of plastics industry, the extrusion molding technology gradually becomes one of important technologies in the plastic processing field, and the basic principle of the plastic hose extrusion device is that plastic raw materials are plasticized through the screw of extruder, then are extruded into hoses through the die under certain pressure and temperature, in this process, the rotation and pushing of the screw play a key role, which makes the plastic raw materials receive shearing, compression and heating in the device, so as to realize plasticization.

[0003] The existing plastic hose extrusion device has single structure, since the plastic hose is usually in an integral uncut state after extrusion, and the traditional extrusion device does not have cutting equipment, therefore, manual cutting is needed after the plastic hose is formed and extruded, but manual cutting needs to consume a lot of time and manpower, especially in large-scale production, which will significantly affect the production efficiency, and since the skill level, fatigue degree and other factors of the operator, the cutting accuracy is often difficult to guarantee.

[0004] Therefore, it is urgent to improve the plastic hose extrusion device to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model discloses a plastic hose extrusion device, through the setting of cutting structure, make the extrusion device main part increase the structure that can cut on the basis of original, make plastic hose forming extrusion can cut directly after, thereby need not manual cutting to plastic hose, plastic hose extrusion pipe from the extrusion pipe, simultaneously start multiple electric telescopic handle contraction and drive fixed block movement, the fixed block movement can drive movable block to move to the direction of connecting plate, the cutter can rotate on the fixed rod when movable block moves, thereby can cut the hose, after cutting, extend electric telescopic handle and push movable block away from connecting plate, can reset the cutter, the operation of two electric telescopic handles is staggered, can make two cutters cut the hose back and forth, when one cutter resets, the other cutter follows and cuts, thereby avoid movable block reset and delay cutting the hose, the advantage of this structure is that a large amount of time and manpower can be saved, even in large-scale production, the production efficiency will not be affected, and the situation that the cutting accuracy is difficult to guarantee due to the skill level, fatigue degree and other factors of the operator can be avoided.

[0006] In order to achieve the above purpose, the main technical scheme of the utility model comprises:

[0007] The utility model relates extrusion device for plastic hose, including extrusion device body and extrusion pipeline, the top of extrusion device body is equipped with the feed frame, be provided with cutting structure on extrusion device body, cutting structure includes the fixed plate of installation one side of extrusion device body, the top of fixed plate is fixedly installed with a plurality of connecting plates, one side of connecting plate is fixedly installed with electric telescopic handle, the output of electric telescopic handle is fixedly installed with fixed block, a plurality of movable blocks are movably installed on the fixed plate, one end of extrusion device body is fixedly installed with a plurality of fixed rods, the cutter connected with fixed rod is movably installed on movable block.

[0008] Preferably, a plurality of first mounting holes are formed in the fixed block, a first spring is fixedly installed in the first mounting hole, a clamping block is fixedly installed at one end of the first spring, a fixed frame adapted to the fixed block is fixedly installed on the movable block, and a plurality of clamping holes matched with the clamping blocks are formed in the fixed frame.

[0009] Preferably, a plurality of limiting plates are fixedly installed on the fixed frame, a push block is movably installed between the limiting plates, a pull ball is fixedly installed on the top of the push block, and a limiting rod is fixedly installed at one end of the push block.

[0010] Preferably, an insertion hole is formed in each of the push block and the limiting plate, and a first insertion rod connected with the push block is installed on the limiting plate.

[0011] Preferably, a plurality of sliding grooves are formed in the fixed plate, and a sliding block connected with the movable block is movably installed in the sliding groove.

[0012] Preferably, a multi-hole die is sleeved on the extrusion pipeline, a plurality of connecting holes are formed in the extrusion pipeline and the multi-hole die, a second insertion rod is movably installed in the connecting hole, and a clamping bolt is fixedly installed at one end of the second insertion rod.

[0013] Preferably, a first cover plate is fixedly installed on the top of the feed frame, stop blocks connected with the feed frame are fixedly installed on both sides of the first cover plate, a second cover plate connected with the first cover plate is movably installed between the stop blocks, a handle is fixedly installed at one end of the second cover plate, a plurality of second mounting holes are formed in one side of the first cover plate, and a second spring connected with the second cover plate is fixedly installed in the second mounting hole.

[0014] The utility model at least has following beneficial effects:

[0015] The technical scheme is characterized in that: the extrusion device body is provided with the cutting structure, so that the plastic hose can be directly cut after being formed and extruded, and manual cutting of the plastic hose is not needed; when the plastic hose is extruded from the extrusion pipe, the plurality of electric telescopic rods are simultaneously started to drive the fixed blocks to move, the fixed blocks drive the movable blocks to move towards the connecting plate, the cutter rotates on the fixed rod when the movable blocks move, so that the hose can be cut; after cutting, the electric telescopic rods are stretched to drive the movable blocks to move away from the connecting plate, so that the cutter can be reset; the two electric telescopic rods are staggered to operate, so that the two cutters cut the hose back and forth, one cutter is reset while the other cutter cuts, so that the movable block reset does not delay the cutting of the hose; the structure can save a lot of time and labor, does not affect the production efficiency even in large-scale production, and can avoid the situation that the cutting precision is difficult to guarantee due to the skill level and fatigue degree of the operator. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and serve to explain the principles of the application, and do not limit the application in any way. In the drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the second spring structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the Figure 2 enlarged view of A in the middle;

[0020] Figure 4 It is a schematic diagram of the Figure 2 enlarged view of B in the middle;

[0021] Figure 5 It is a schematic diagram of the Figure 2 enlarged view of C in the middle.

[0022] In the figure, 1, extrusion device main body; 2, extrusion pipe; 3, feed frame; 4, cutting structure; 5, fixed plate; 6, connecting plate; 7, electric telescopic rod; 8, fixed block; 9, movable block; 10, fixed rod; 11, cutter; 12, first mounting hole; 13, first spring; 14, clamping block; 15, fixed frame; 16, clamping hole; 17, limiting plate; 18, push block; 19, pull ball; 20, limiting rod; 21, insertion hole; 22, first insertion rod; 23, sliding groove; 24, sliding block; 25, multi-hole die; 26, connecting hole; 27, second insertion rod; 28, clamping bolt; 29, first cover plate; 30, stop block; 31, second cover plate; 32, handle; 33, second mounting hole; 34, second spring. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] As shown in the figure, the embodiment provides a plastic hose extrusion device. Figures 1-5

[0025] A plastic hose extrusion device, comprising an extrusion device main body 1 and an extrusion pipe 2, the top of the extrusion device main body 1 is provided with a feed frame 3, the extrusion device main body 1 is provided with a cutting structure 4, the cutting structure 4 comprises a fixed plate 5 installed on one side of the extrusion device main body 1, a plurality of connecting plates 6 are fixedly installed on the top of the fixed plate 5, an electric telescopic rod 7 is fixedly installed on one side of the connecting plate 6, a fixed block 8 is fixedly installed on the output end of the electric telescopic rod 7, a plurality of movable blocks 9 are movably installed on the fixed plate 5, a plurality of fixed rods 10 are fixedly installed on one end of the extrusion device main body 1, a cutter 11 connected with the fixed rod 10 is movably installed on the movable block 9, through the setting of the cutting structure 4, the extrusion device main body 1 increases the structure that can cut it on the basis of the original, so that the plastic hose can be directly cut after forming and extruding, so that manual cutting of the plastic hose is not needed;

[0026] ​The plastic hose is extruded from the extrusion pipe 2, and at the same time, multiple electric telescopic rods 7 are started to retract to drive the fixed block 8 to move, and the fixed block 8 can drive the movable block 9 to move towards the connecting plate 6 when moving, and the cutter 11 can rotate on the fixed rod 10 when the movable block 9 moves, so as to cut the hose, and after cutting, the extended electric telescopic rod 7 pushes the movable block 9 away from the connecting plate 6 to reset the cutter 11. The two electric telescopic rods 7 are staggered to operate, so that the two cutters 11 can cut the hose back and forth, so that when one of the cutters 11 is reset, the other cutter 11 immediately cuts, so as to avoid the delay of cutting the hose when the movable block 9 is reset. The advantage of this structure is that it can save a lot of time and manpower, and even in large-scale production, it will not affect the production efficiency, and it can also avoid the situation that the cutting accuracy is difficult to guarantee due to the skill level, fatigue degree and other factors of the operator.

[0027] As shown in Figure 3 , a plurality of first mounting holes 12 are formed in the fixed block 8, and a first spring 13 is fixedly installed in the first mounting hole 12. One end of the first spring 13 is fixedly installed with a clamping block 14. A fixed frame 15 matched with the fixed block 8 is fixedly installed on the movable block 9. A plurality of clamping holes 16 matched with the clamping block 14 are formed in the fixed frame 15. Through the arrangement of the first mounting hole 12, the first spring 13, the clamping block 14, the fixed frame 15 and the clamping hole 16, the clamping block 14 will be extruded and contracted into the first mounting hole 12 when the fixed block 8 is inserted into the inside of the fixed frame 15. When the clamping block 14 moves to the position of the clamping hole 16, the clamping block 14 can be popped out to the outside of the fixed frame 15 under the elastic action of the first spring 13. Therefore, the clamping block 14 can be clamped in the clamping hole 16, so that the fixed block 8 is fixed in the inside of the fixed frame 15 to avoid falling off. At the same time, the plurality of clamping blocks 14 are extruded and contracted to the inside of the fixed frame 15. Pulling the electric telescopic rod 7 can take out the fixed block 8 from the fixed frame 15, so as to facilitate disassembly and replacement when the cutter 11 is damaged.

[0028] As shown in Figure 3 , a plurality of limiting plates 17 are fixedly installed on the fixed frame 15, and a push block 18 is movably installed between the limiting plates 17. A pull ball 19 is fixedly installed on the top of the push block 18. A limiting rod 20 is fixedly installed on one end of the push block 18. Through the arrangement of the limiting plate 17, the push block 18, the pull ball 19 and the limiting rod 20, when the clamping block 14 is clamped in the clamping hole 16, the limiting rod 20 can be inserted into the inside of the clamping block 14 by holding the pull ball 19 to push the push block 18, so as to limit the clamping block 14 and avoid the clamping block 14 from being mistakenly touched and contracted to cause the fixed block 8 to fall off from the fixed frame 15. Holding the pull ball 19 to pull the push block 18 to move backward can make the limiting rod 20 separate from the clamping block 14, so as to install or disassemble the fixed block 8.

[0029] As Figure 3 shown, the push block 18 and the limiting plate 17 are both provided with a socket 21, the limiting plate 17 is provided with a first plug rod 22 connected with the push block 18, by the socket 21 and the first plug rod 22, the first plug rod 22 is inserted into the inside of the socket 21 until the inside of the push block 18, so as to limit the push block 18, thereby improving the stability of the push block 18, avoiding the loosening condition.

[0030] As Figure 3 shown, the fixed plate 5 is provided with a plurality of sliding grooves 23, the sliding grooves 23 are movably provided with a sliding block 24 connected with the movable block 9, by the sliding grooves 23 and the sliding blocks 24, the friction between the movable block 9 and the fixed plate 5 can be reduced, so that the movable block 9 slides on the fixed plate 5 more smoothly, not only can reduce the wear between the movable block 9 and the fixed plate 5, but also can make the cutting speed of the cutter 11 faster.

[0031] As Figure 4 shown, the extrusion pipe 2 is provided with a multi-hole mold 25, the extrusion pipe 2 and the multi-hole mold 25 are both provided with a plurality of connecting holes 26, the connecting holes 26 are movably provided with a second plug rod 27, one end of the second plug rod 27 is fixedly provided with a clamping bolt 28, by the multi-hole mold 25, the connecting hole 26, the second plug rod 27 and the clamping bolt 28, the multi-hole mold 25 is sleeved on the extrusion pipe 2, then the second plug rod 27 is inserted into the inside of the connecting hole 26, the second plug rod 27 is rotated to adjust the angle of the clamping bolt 28 to be perpendicular to the angle of the connecting hole 26, so as to fix the multi-hole mold 25 on the extrusion pipe 2 to avoid falling off, after the multi-hole mold 25 is fixed on the extrusion pipe 2, the number of the hose extrusion can be more, when the second plug rod 27 is rotated to adjust the clamping bolt 28 to be consistent with the angle of the connecting hole 26, the second plug rod 27 can be pulled out, after the second plug rod 27 is pulled out, it is convenient for personnel to replace the multi-hole mold 25 of different specifications, thereby improving the application range of the extrusion device main body 1.

[0032] As Figure 1 and Figure 5As shown, the top of the feeding frame 3 is fixedly provided with a first cover plate 29, both sides of the first cover plate 29 are fixedly provided with a stop block 30 connected with the feeding frame 3, a second cover plate 31 connected with the first cover plate 29 is movably arranged between the stop blocks 30, one end of the second cover plate 31 is fixedly provided with a handle 32, a plurality of second mounting holes 33 are formed in one side of the first cover plate 29, a second spring 34 connected with the second cover plate 31 is fixedly arranged in the second mounting hole 33, by arranging the first cover plate 29, the stop block 30, the second cover plate 31, the handle 32, the second mounting hole 33 and the second spring 34, pulling the handle 32 drives the second cover plate 31 to move to open the feeding frame 3, which facilitates personnel to put plastic raw materials into the extrusion device body 1 through the feeding frame 3, and in the process of pulling the second cover plate 31, the plurality of second springs 34 are stretched, and after the plastic raw materials are put in, the handle 32 is released so that the second cover plate 31 can be reset under the elastic action of the second spring 34 to close the feeding frame 3, avoiding the generation of unpleasant smell of the plastic inside the extrusion device body 1 under high temperature when the extrusion device body 1 is running.

[0033] In this embodiment, as shown in the drawings, Figures 1-5 The working process of the plastic hose extrusion device provided by this embodiment is as follows:

[0034] When the plastic hose is extruded from the extrusion pipe 2, the plurality of electric telescopic rods 7 are started to shrink to drive the fixed blocks 8 to move, and the fixed blocks 8 can drive the movable blocks 9 to move towards the connecting plates 6 at the same time, so that the cutting knives 11 can rotate on the fixed rods 10 when the movable blocks 9 move, thereby cutting the hose. After cutting, the electric telescopic rods 7 are stretched to push the movable blocks 9 away from the connecting plates 6 to reset the cutting knives 11. The two electric telescopic rods 7 are operated staggeredly, so that the two cutting knives 11 can cut the hose back and forth. When one of the cutting knives 11 is reset, the other cutting knife 11 immediately cuts, thereby avoiding the delay of cutting the hose when the movable blocks 9 are reset. This structure can save a lot of time and labor, and even in large-scale production, it will not affect the production efficiency, and can also avoid the situation that the cutting precision is difficult to guarantee due to the skill level and fatigue degree of the operator.

[0035] In summary, in the embodiment, according to the plastic hose extrusion device, when the fixing block 8 is inserted into the inside of the fixed frame 15, the clamping block 14 is extruded and shrunk into the inside of the first mounting hole 12, when the clamping block 14 moves to the position of the clamping hole 16, the clamping block 14 can be popped out to the outside of the fixed frame 15 under the elastic action of the first spring 13, so that the clamping block 14 can be clamped in the clamping hole 16, so that the fixing block 8 is fixed in the inside of the fixed frame 15 to avoid falling off, and the clamping block 14 is extruded and shrunk to the inside of the fixed frame 15, and the fixing block 8 can be taken out of the fixed frame 15 by pulling the electric telescopic rod 7, so that the cutting knife 11 can be conveniently disassembled and replaced when damaged, and when the clamping block 14 is clamped in the clamping hole 16, the limiting rod 20 can be inserted into the inside of the clamping block 14 by holding the pull ball 19 to push the push block 18, the clamping block 14 can be limited, and the clamping block 14 is prevented from being shrunk due to accidental touch to cause the fixing block 8 to fall off from the fixed frame 15;

[0036] Holding the pull ball 19 to pull makes the push block 18 move backward to separate the limiting rod 20 from the clamping block 14, so that the fixing block 8 can be installed or disassembled, the first insertion rod 22 is inserted into the inside of the insertion hole 21 until the inside of the push block 18, so that the push block 18 can be limited to improve the stability of the push block 18 and avoid loosening, the sliding groove 23 and the sliding block 24 are arranged to reduce the friction between the movable block 9 and the fixed plate 5, so that the movable block 9 slides on the fixed plate 5 more smoothly, which not only reduces the wear between the movable block 9 and the fixed plate 5, but also speeds up the cutting speed of the cutting knife 11;

[0037] The multi-hole die 25 is arranged on the extrusion pipe 2, then the second insertion rod 27 is inserted into the inside of the connecting hole 26, the second insertion rod 27 is rotated to adjust the angle of the clamping block 28 to be perpendicular to the angle of the connecting hole 26, so that the multi-hole die 25 is fixed on the extrusion pipe 2 to avoid falling off, and after the multi-hole die 25 is fixed on the extrusion pipe 2, the number of extruded hoses can be increased, when the angle of the clamping block 28 is adjusted to be consistent with the angle of the connecting hole 26, the second insertion rod 27 can be pulled out, and after the second insertion rod 27 is pulled out, personnel can replace multi-hole dies 25 of different specifications to improve the application range of the extrusion device main body 1;

[0038] Through the setting of the first cover plate 29, the stopper 30, the second cover plate 31, the handle 32, the second mounting hole 33 and the second spring 34, pulling the handle 32 drives the second cover plate 31 to move so that the feeding frame 3 is opened, personnel can put plastic raw materials into the extrusion device main body 1 through the feeding frame 3, and the second cover plate 31 is pulled to stretch the plurality of second springs 34, the handle 32 is released after the plastic raw materials are put to enable the second cover plate 31 to reset the feeding frame 3 under the elastic action of the second spring 34, and the unpleasant smell of the plastic in the extrusion device main body 1 is prevented from being transmitted out under the condition of high temperature when the extrusion device main body 1 runs.

[0039] As used in the specification and claims, certain terminology is used to designate certain components. One of skill in the art will understand that different names can be used by hardware manufacturers to designate the same component. It is the function of the component, not the name of the component that is intended to be exclusive. As used throughout the specification and claims, "comprising" is to be read as "comprising, without limitation" or "including." "Approximately" means within an acceptable error range for the corresponding function, which will vary with the context in which the term is used.

[0040] It should be noted that the terms "comprising," "including," and any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element preceded by "comprises a" does not, without more constraints, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0041] The above description shows and describes several preferred embodiments of the present application, but as mentioned above, the present application is not limited to the forms disclosed herein, and should not be considered as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the application conceived herein, by the above teachings or related art or knowledge. Any modification and change made by those skilled in the art without departing from the spirit and scope of the present application should be within the scope of protection of the claims of the present application.

Claims

1. A plastic hose extrusion device, comprising an extrusion device body (1) and an extrusion pipe (2), a feeding frame (3) is installed on the top of the extrusion device body (1), characterized in that: The extrusion device body (1) is provided with a cutting structure (4), the cutting structure (4) includes a fixed plate (5) installed on one side of the extrusion device body (1), a plurality of connecting plates (6) are fixedly installed on the top of the fixed plate (5), an electric telescopic rod (7) is fixedly installed on one side of the connecting plate (6), a fixed block (8) is fixedly installed on the output end of the electric telescopic rod (7), a plurality of movable blocks (9) are movably installed on the fixed plate (5), a plurality of fixed rods (10) are fixedly installed on one end of the extrusion device body (1), and a cutter (11) connected with the fixed rod (10) is movably installed on the movable block (9).

2. The plastic hose extrusion apparatus according to claim 1, wherein: A plurality of first mounting holes (12) are formed in the fixed block (8), a first spring (13) is fixedly installed in the first mounting hole (12), a clamping block (14) is fixedly installed at one end of the first spring (13), a fixed frame (15) matched with the fixed block (8) is fixedly installed on the movable block (9), and a plurality of clamping holes (16) matched with the clamping block (14) are formed in the fixed frame (15).

3. The plastic hose extrusion apparatus according to claim 2, wherein: A plurality of limiting plates (17) are fixedly installed on the fixed frame (15), a push block (18) is movably installed between the limiting plates (17), a pull ball (19) is fixedly installed on the top of the push block (18), and a limiting rod (20) is fixedly installed at one end of the push block (18).

4. The plastic hose extrusion apparatus according to claim 3, wherein: Insertion holes (21) are formed in the push block (18) and the limiting plate (17), and a first insertion rod (22) connected with the push block (18) is installed on the limiting plate (17).

5. The plastic hose extrusion apparatus according to claim 1, wherein: A plurality of sliding grooves (23) are formed in the fixed plate (5), and a sliding block (24) connected with the movable block (9) is movably installed in the sliding groove (23).

6. The plastic hose extrusion apparatus according to claim 1, wherein: A multi-hole die (25) is sleeved on the extrusion pipe (2), a plurality of connecting holes (26) are formed in the extrusion pipe (2) and the multi-hole die (25), a second insertion rod (27) is movably installed in the connecting hole (26), and a clamping bolt (28) is fixedly installed at one end of the second insertion rod (27).

7. The plastic hose extrusion apparatus according to claim 1, wherein: A first cover plate (29) is fixedly installed on the top of the feeding frame (3), blocking blocks (30) connected with the feeding frame (3) are fixedly installed on both sides of the first cover plate (29), a second cover plate (31) connected with the first cover plate (29) is movably installed between the blocking blocks (30), a handle (32) is fixedly installed at one end of the second cover plate (31), a plurality of second mounting holes (33) are formed in one side of the first cover plate (29), and a second spring (34) connected with the second cover plate (31) is fixedly installed in the second mounting hole (33).

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