Wire outlet valve capable of being automatically switched

Abstract

The utility model relates to the field of wire outlet valves, in particular to an automatically switchable wire outlet valve, which comprises a discharge head. The device further comprises an adjusting chamber, a sliding way, a sliding block and a position adjusting assembly, the adjusting chamber is arranged on the surface of the rear side of the discharging head, two symmetrical feeding ports are formed in the surface of the rear side of the adjusting chamber, the sliding way is formed in the surface of the right side of the adjusting chamber in a penetrating mode, the sliding block is arranged in the sliding way, and the outer surface of the sliding block and the sliding way slide in an attached mode. Positioning assemblies are arranged on the left and right sides of the slide way; the adjusting chamber is arranged, the sliding block in the adjusting chamber can slide in the sliding way under the action of feeding pressure, and when the pressure on one side is small, the side with the large pressure can push the sliding block to move to the side with the small pressure, so that the runner on the side with the small pressure is closed; and the position adjusting assembly can limit the moving distance of the two ends of the sliding block, the adaptability of the device is improved, and therefore the discharging uniformity is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a silk outlet valve field especially to automatic switching's silk outlet valve. BACKGROUND

[0002] Plastic granulator is a kind of forming machinery that can make material into specific shape, mainly used for processing plastic raw materials into granular, and the silk outlet valve as the discharge component plays a key role in this process, which controls the extrusion and molding of molten plastic.

[0003] The existing plastic granulator silk outlet valve does not have automatic switching function inside when using, cannot switch different discharge flow channels according to the material conveying pressure, leads to uneven strip drawing during extrusion, and further affects product quality.

[0004] Therefore, aiming at the above-mentioned problems of the existing plastic granulator silk outlet valve, which does not have automatic switching function inside when using, cannot switch different discharge flow channels according to the material conveying pressure, leads to uneven strip drawing during extrusion, and further affects product quality, the automatic switching silk outlet valve can be designed, the sliding block inside the adjusting chamber is driven to slide in the sliding channel by the action of the material conveying pressure, when the pressure on one side is smaller, the side with larger pressure pushes the sliding block to move to the side with smaller pressure, so as to close the flow channel with smaller pressure, and the adjusting assembly can limit the moving distance of the sliding block at both ends, improve the adaptability of the device, and improve the uniformity of discharge. SUMMARY

[0005] In order to overcome the problems of the existing plastic granulator silk outlet valve, which does not have automatic switching function inside when using, cannot switch different discharge flow channels according to the material conveying pressure, leads to uneven strip drawing during extrusion, and further affects product quality.

[0006] The technical scheme of the utility model is: the automatic switching silk outlet valve, including the discharge head, further including the adjusting chamber, the sliding channel, the sliding block and the adjusting assembly, the rear surface of the discharge head is provided with the adjusting chamber, the rear surface of the adjusting chamber is provided with two symmetrical material inlets, the right side surface of the adjusting chamber is provided with the sliding channel, the inside of the sliding channel is provided with the sliding block, the outer surface of the sliding block is slidably connected with the sliding channel, and the left and right sides of the sliding channel are provided with the adjusting assembly.

[0007] Preferably, by setting the adjusting chamber, the slider inside the adjusting chamber is driven to slide in the slide channel by the feed pressure, when the pressure on one side is smaller, the side with larger pressure pushes the slider to move to the side with smaller pressure, thereby closing the flow channel on the side with smaller pressure, the position adjusting assembly can limit the moving distance of the slider on both ends, improve the adaptability of the device, thereby improving the uniformity of the discharge, thereby solving the problem that the existing plastic granulator yarn valve does not have the function of automatic switching inside when in use, cannot switch different discharge flow channels according to the feed pressure, and leads to the problem that the strip is not uniform during extrusion, thereby affecting the product quality.

[0008] Preferably, the position adjusting assembly comprises a pushing block and a blocking column; the left and right sides of the inside of the slide channel are provided with the pushing block, and the end of the two pushing blocks close to the slider is provided with the blocking column.

[0009] Preferably, the position adjusting assembly further comprises a screw thread; the outer surface of the two pushing blocks away from the blocking column is provided with a screw thread, and the pushing block is connected with the slide channel through the screw thread.

[0010] Preferably, the position adjusting assembly further comprises a limiting ring; the side surface of the two pushing blocks away from the blocking column is provided with the limiting ring, and the limiting ring is welded and fixed with the pushing block.

[0011] Preferably, the front side surface of the adjusting chamber is provided with a plurality of first butt joints with equal intervals on the upper and lower sides, and the front side surface of the discharge head is provided with a second butt joint corresponding to the position of the first butt joint.

[0012] Preferably, the front side surface of the adjusting chamber is provided with a mounting hole on the side of the first butt joint.

[0013] Preferably, the front side surface of the adjusting chamber is provided with a mounting hole on the side of the first butt joint.

[0014] The beneficial effects of the utility model are as follows:

[0015] 1. By setting the adjusting chamber, the slider inside the adjusting chamber is driven to slide in the slide channel by the feed pressure, when the pressure on one side is smaller, the side with larger pressure pushes the slider to move to the side with smaller pressure, thereby closing the flow channel on the side with smaller pressure, the position adjusting assembly can limit the moving distance of the slider on both ends, improve the adaptability of the device, thereby improving the uniformity of the discharge, thereby solving the problem that the existing plastic granulator yarn valve does not have the function of automatic switching inside when in use, cannot switch different discharge flow channels according to the feed pressure, and leads to the problem that the strip is not uniform during extrusion, thereby affecting the product quality. DRAWINGS

[0016] Figure 1The automatic switching yarn outlet valve three-dimensional structure schematic view is shown.

[0017] Figure 2 The automatic switching yarn outlet valve position adjusting assembly three-dimensional structure schematic view is shown.

[0018] Figure 3 The automatic switching yarn outlet valve adjusting chamber half-section three-dimensional structure schematic view is shown.

[0019] Figure 4 The automatic switching yarn outlet valve first butt joint hole structure schematic view is shown.

[0020] The figure mark explanation: 1, the discharge head; 2, adjusting chamber; 3, inlet; 4, slide; 5, sliding block; 601, push block; 602, blocking column; 603, limit ring; 604, screw; 7, first butt joint hole; 8, second butt joint hole; 9, mounting hole; 10, jack. DETAILED DESCRIPTION

[0021] The utility model is further explained in connection with the drawings and examples.

[0022] Please refer to Figures 1-4 The utility model provides an embodiment: automatic switching yarn outlet valve, including the discharge head 1, still including adjusting chamber 2, slide 4, sliding block 5 and position adjusting assembly, the rear surface of discharge head 1 is provided with adjusting chamber 2, the rear surface of adjusting chamber 2 is opened with two symmetrical inlets 3, the right side surface of adjusting chamber 2 is opened with the slide 4, the inside of slide 4 is provided with sliding block 5, the outer surface of sliding block 5 is combined with the slide of slide 4, the left and right sides of slide 4 are evenly provided with position adjusting assembly, by setting adjusting chamber 2, the sliding block 5 in adjusting chamber 2 is under the action of inlet pressure and will slide in the inside of slide 4, when one side pressure is small, the sliding block 5 is moved to the pressure smaller side by the one side of greater pressure, thereby closes the flow passage of pressure smaller side, the position adjusting assembly can limit the moving distance of both ends of sliding block 5, improves the compatibility of device, to improve the uniformity of discharge, to solve the existing plastic granulator yarn outlet valve when using inside does not have the function of automatic switching, cannot switch different discharge flow passage according to the material conveying pressure, leads to the easy emergence of uneven strip when extruding, and then influence product quality problem.

[0023] Please refer to Figures 1-3In the embodiment, the position adjusting assembly comprises the pushing block 601 and the blocking column 602; the left and right sides of the inner part of the slide 4 are provided with the pushing block 601, and the ends of the two pushing blocks 601 close to the sliding block 5 are provided with the blocking column 602; by arranging the pushing block 601 and the blocking column 602, the position of the pushing block 601 can be adjusted to synchronously drive the blocking column 602 to adjust the position, so as to block the two sides of the slide 4, thereby limiting the sliding distance of the sliding block 5; the position adjusting assembly further comprises the screw thread 604; the outer surfaces of the two pushing blocks 601 away from the blocking column 602 are provided with the screw thread 604; the pushing block 601 is connected with the slide 4 through the screw thread 604; by arranging the screw thread 604, the pushing block 601 can be pushed and retreated through the cooperation of the screw thread 604 when the pushing block 601 is screwed, which is convenient to operate; the position adjusting assembly further comprises the limiting ring 603; the surfaces of the two pushing blocks 601 away from the blocking column 602 are provided with the limiting ring 603; the limiting ring 603 is welded and fixed with the pushing block 601; by arranging the limiting ring 603, the end of the pushing block 601 can be limited, so as to avoid the problem that the pushing block 601 is too deep in the inner part of the slide 4 and cannot be taken out.

[0024] Please refer to Figures 1-4 In the embodiment, the front side surface of the adjusting chamber 2 is provided with a plurality of first docking holes 7 which are distributed at equal intervals, the front side surface of the discharge head 1 is provided with a plurality of second docking holes 8 which correspond to the positions of the first docking holes 7, the first docking holes 7 and the second docking holes 8 can facilitate the workers to quickly dock the discharge head 1 and the adjusting chamber 2, and help to improve the docking accuracy, the side edges of the front side surface of the adjusting chamber 2 are provided with the mounting holes 9, the mounting holes 9 can facilitate the workers to quickly install the adjusting chamber 2 and the die head, the front positions of the right side surfaces of the discharge head 1 and the adjusting chamber 2 are provided with the insertion holes 10 which penetrate the discharge head 1 and the adjusting chamber 2, when the adjusting chamber 2 or the discharge head 1 needs to be taken down, the insertion rod can be inserted into the inner part of the insertion hole 10 for extraction, so as to avoid burns caused by directly touching by hand, and the insertion hole 10 can reduce the weight of the discharge head 1 and the adjusting chamber 2, and help to improve the connection strength.

[0025] When working, the position of the push block 601 can be adjusted to drive the blocking column 602 to adjust the position synchronously, so as to block the two sides of the slide 4, so as to limit the sliding distance of the sliding block 5. The screw 604 is arranged, and when the push block 601 is screwed, the screw 604 can realize the advance and retreat of the push block 601, which is convenient to operate. The limiting ring 603 is arranged to limit the end of the push block 601, so as to avoid the problem that the push block 601 is too deep in the slide 4 and cannot be taken out. The first and second connecting holes 7 and 8 are arranged, so that the staff can quickly connect the discharge head 1 and the adjusting chamber 2, which helps to improve the connection accuracy. The mounting hole 9 is arranged, so that the staff can quickly install the adjusting chamber 2 and the die head. The insertion hole 10 is arranged, so that when the adjusting chamber 2 or the discharge head 1 needs to be removed, the insertion rod can be inserted into the insertion hole 10 for extraction, so as to avoid direct contact with the hand to cause scalding. The insertion hole 10 can reduce the weight of the discharge head 1 and the adjusting chamber 2, and help to improve the connection strength.

[0026] Through the above steps, the adjusting chamber 2 is arranged, and the sliding block 5 in the adjusting chamber 2 slides in the slide 4 under the action of the feeding pressure. When the pressure on one side is small, the sliding block 5 on the side with larger pressure moves to the side with smaller pressure, so as to close the flow channel on the side with smaller pressure. The displacement assembly can limit the moving distance of the sliding block 5 at both ends, improve the adaptability of the device, improve the uniformity of the discharge, and solve the problem that the existing plastic granulator yarn valve does not have the function of automatic switching in use, cannot switch different discharge flow channels according to the feeding pressure, and leads to the problem that the product quality is affected by the uneven pulling of the yarn during extrusion.

Claims

1. An automatically switchable yarn outlet valve comprising a delivery head (1), characterized in that: The adjusting chamber (2), the slide (4), the sliding block (5) and the position adjusting assembly are further included, the rear surface of the discharge head (1) is provided with the adjusting chamber (2), the rear surface of the adjusting chamber (2) is provided with two symmetrical feeding ports (3), the right surface of the adjusting chamber (2) is provided with the slide (4), the inside of the slide (4) is provided with the sliding block (5), the outer surface of the sliding block (5) is slidably combined with the slide (4), and the left and right sides of the slide (4) are provided with the position adjusting assembly.

2. The self-switchable exit valve of claim 1, wherein: The position adjusting assembly comprises the pushing block (601) and the blocking column (602), the inside of the slide (4) is provided with the pushing block (601) on the left and right sides, and the end of the two pushing blocks (601) close to the sliding block (5) is provided with the blocking column (602).

3. The self-switchable exit valve of claim 2, wherein: The position adjusting assembly further comprises the screw thread (604), the outer surface of the two pushing blocks (601) is provided with the screw thread (604) on the side away from the blocking column (602), and the pushing block (601) is connected with the slide (4) through the screw thread (604).

4. The self-switchable exit valve of claim 3, wherein: The position adjusting assembly further comprises the limiting ring (603), the side surface of the two pushing blocks (601) away from the blocking column (602) is provided with the limiting ring (603), and the limiting ring (603) is welded with the pushing block (601).

5. The self-switchable die valve of claim 1, wherein: The front surface of the adjusting chamber (2) is provided with a plurality of first butt joints (7) with equal intervals on the upper and lower sides, and the front surface of the discharge head (1) is provided with the second butt joint (8) penetrating the position corresponding to the first butt joint (7).

6. The self-switchable exit valve of claim 5, wherein: The front surface of the adjusting chamber (2) is provided with the mounting hole (9) on the side of the first butt joint (7).

7. The self-switchable flow regulating valve of claim 1, wherein: The right surface of the discharge head (1) and the adjusting chamber (2) is provided with the jack (10) at the front position, and the jack (10) penetrates the discharge head (1) and the adjusting chamber (2).

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