Extrusion mold cleaning device

Abstract

The utility model discloses an extrusion mold cleaning device which comprises a mold body, a circulating cleaning mechanism, a connecting dredging mechanism and a dredging auxiliary mechanism, and the circulating cleaning mechanism comprises a cleaning agent box, a connecting pipe, a circulating pump, a circulating inlet pipe and a circulating outlet pipe. The connecting dredging mechanism comprises a dredging pipe, a side pipe, an adjusting pipe, a center rod, a push-pull plate, a sliding pipe and a circulating hole, the dredging auxiliary mechanism comprises a threaded sleeve, a thrust bearing, a directional ring, an upper plate, a lower plate and a tension spring, and through a cleaning agent box, a connecting pipe, a circulating pump, a circulating inlet pipe and a circulating outlet pipe, it is ensured that a cleaning agent can circularly flow, the interior of a mold is thoroughly cleaned, and the cleaning efficiency is improved. The cleaning effect is improved, the cleaning agent is recycled, waste of the cleaning agent is reduced, the cleaning cost is reduced, a tension spring in the dredging auxiliary mechanism provides reciprocating force for a sliding pipe, a sliding sleeve slides in a dredging pipe, the flow of the cleaning agent is adjusted, and meanwhile the sliding pipe dredges the dredging pipe.

Description

TECHNICAL FIELD

[0001] The utility model relates to a mould cleaning technical field more specifically, it relates to a kind of extrusion mould cleaning device. BACKGROUND

[0002] Extrusion mould cleaning device is a kind of equipment specially designed for cleaning mould in extrusion production process, mainly applied in plastic processing industry, especially in plastic extrusion molding, injection molding and other thermoplastic processing process, since mould works under high temperature and high pressure, plastic material often accumulates on the surface of mould, regular cleaning mould is important step to ensure the normal operation of production line and product qualification.

[0003] In the prior art, first, cleaning agent cannot be circulated in part of the device, and the cleaning effect will be greatly discounted, without circulation system, cleaning agent can only be used once, leading to waste, cleaning agent cannot be recycled, cleaning agent needs to be frequently replaced, increase cleaning time, cannot real-time monitor cleaning process, cannot ensure that the flow and temperature of cleaning agent are in the best range, affect cleaning effect, second, the blockage in the interior of part of the device mould cannot be effectively dredged, leading to interruption in use, cleaning agent cannot smoothly enter the interior of mould, affect cleaning effect, operator needs to intervene excessively to remove blockage, increase operation difficulty and time. UTILITY MODEL CONTENT

[0004] (1) technical problem solved

[0005] In view of the problems existing in the prior art, the utility model provides an extrusion mould cleaning device to solve the technical problems that cleaning agent cannot be circulated and the blockage in the interior of mould cannot be effectively dredged mentioned in the background art.

[0006] (2) technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme: an extrusion mould cleaning device, including mould body, circulating cleaning mechanism, connecting dredging mechanism and dredging auxiliary mechanism, the circulating cleaning mechanism includes cleaning agent tank, connecting pipe, circulating pump, circulating inlet pipe and circulating outlet pipe, one end of connecting pipe is matched with one end of cleaning agent tank Connection, the other end of connecting pipe is matched with circulating pump connection, two ends of circulating inlet pipe are matched with circulating pump and mould body connection, two ends of circulating outlet pipe are matched with cleaning agent tank and mould body connection, the connecting dredging mechanism includes dredging pipe, side pipe, adjusting pipe, center rod, push-pull plate, sliding pipe and flow hole, side pipe is installed on the side wall of dredging pipe, adjusting pipe is installed on the top end of dredging pipe, one end of center rod extends into the interior of adjusting pipe, push-pull plate is installed on one end of center rod, sliding pipe is installed on one end of push-pull plate, and a plurality of flow holes are arranged on the side wall of sliding pipe, and sliding pipe is directionally slidably arranged in dredging pipe.

[0008] The utility model further provides for, the dredging auxiliary mechanism includes threaded bush, thrust bearing, directional ring, upper plate, lower plate and tension spring, threaded bush cooperation installation is established on the outer wall of adjusting pipe, thrust bearing is installed at the top end of threaded bush, directional ring is set up on the adjusting pipe and slides, one end of thrust bearing is in contact with one end of directional ring, one end of center rod is connected with directional ring, upper plate is installed on center rod, lower plate is installed on the inner wall of adjusting pipe, tension spring is installed between upper plate and lower plate.

[0009] The utility model further provides for, install flowmeter and thermometer on the circulation inlet pipe and circulation outlet pipe, and install valve on the connecting pipe and circulation outlet pipe, flowmeter and thermometer monitor the cleaning process in real time, ensure that the flow and temperature of cleaning agent are in the best range, improve the cleaning effect.

[0010] The utility model further provides for, the bottom end of dredging pipe is equipped with bottom pipe, and one end of bottom pipe is connected with one end of circulation inlet pipe and circulation outlet pipe, bottom pipe ensures the smooth flow of cleaning agent, increases the stability of connection.

[0011] The utility model further provides for, the side pipe is connected with the mould body and is set up in intercommunication, makes the mould body be connected with circulation inlet pipe and circulation outlet pipe circulation intercommunication, and the side pipe connects dredging pipe and mould body, so that cleaning agent can enter the mould inside.

[0012] The utility model further provides for, install guide frame on the inner wall of adjusting pipe, and center rod slides directional and extends through guide frame, the setting of guide frame ensures the directional sliding of center rod.

[0013] The utility model further provides for, the upper plate is set up in sliding in adjusting pipe, and lower plate is fixedly installed on the inner wall of adjusting pipe, and upper plate and lower plate provide stable support, ensure the normal work of tension spring.

[0014] The utility model further provides for, install bottom plate on the bottom end of cleaning agent tank, and the bottom end of circulation pump is installed with the top end of bottom plate, and bottom plate ensures the stability and safety of cleaning agent tank, avoids the leakage or damage due to instability.

[0015] (Three) beneficial effect

[0016] Compared with the prior art, the utility model provides a kind of extrusion mould cleaning device, with following

[0017] Beneficial effect:

[0018] The utility model discloses a set up the circulation cleaning mechanism, through the cleaning agent tank, the connecting pipe, the circulating pump, the circulation inlet pipe and the circulation outlet pipe, ensure that the cleaning agent can circulate flow, completely clean the inside of the mould, improve the cleaning effect, the circulation use cleaning agent, reduce the waste of cleaning agent, reduce the cleaning cost, the flowmeter and the thermometer installed on the circulation inlet pipe and the circulation outlet pipe can real -time monitoring the cleaning process, ensure that the flow and temperature of cleaning agent are in the best range, further improve the cleaning effect.

[0019] The utility model discloses a set up the connection dredging mechanism, and the cooperation intercommunication of side pipe and mould body is set up, makes the cleaning agent can smoothly enter the inside of mould, ensures the flowability of cleaning agent, and the design of push -and -pull board and sliding tube makes the operator can conveniently carry out dredging operation, reduces the operation difficulty and time, and the directional sliding of sliding tube is set up in dredging pipe, ensures the accuracy and effectiveness of dredging operation.

[0020] The utility model discloses a set up the dredging auxiliary mechanism, through screw sleeve, thrust bearing, directional ring, upper plate, lower plate and tension spring, ensure the stability and directional sliding of central rod, to improve dredging effect, and the design of thrust bearing and directional ring ensures the directional sliding of central rod, avoids the sliding deviation, ensures the stability of operation, and upper plate and lower plate provide stable support, ensure the normal work of tension spring, provide reciprocating force for sliding tube, make sliding sleeve slide in dredging pipe, adjust the flow of cleaning agent, and the sliding tube of simultaneous sliding dredges dredging pipe. ACCURACY OF DRAWINGS

[0021] Figure 1 It is the overall structure schematic drawing of device in the utility model in unused state;

[0022] Figure 2 It is the structure schematic drawing of circulation cleaning mechanism in the utility model;

[0023] Figure 3 It is the structure schematic drawing of part circulation cleaning mechanism in the utility model;

[0024] Figure 4 It is the structure schematic drawing of connection dredging mechanism and dredging auxiliary mechanism in the utility model;

[0025] Figure 5 It is the structure schematic drawing in connection dredging mechanism and dredging auxiliary mechanism inside the utility model.

[0026] In the figure: 1, the mold body; 2, cleaning agent tank; 3, connecting pipe; 4, circulating pump; 5, circulating inlet pipe; 6, circulating outlet pipe; 7, dredging pipe; 8, side pipe; 9, adjusting pipe; 10, center rod; 11, push-pull plate; 12, sliding pipe; 13, flow hole; 14, threaded sleeve; 15, thrust bearing; 16, directional ring; 17, upper plate; 18, lower plate; 19, tension spring; 20, flowmeter; 21, thermometer; 22, valve; 23, bottom pipe; 24, guide frame; 25, bottom plate. DETAILED DESCRIPTION

[0027] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0028] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0029] In the present application, unless otherwise stated, the orientation such as "up, down" is generally with respect to the direction shown in the drawings, or with respect to the vertical, perpendicular or gravity direction; similarly, for the convenience of understanding and description, "left, right" is generally with respect to the left and right shown in the drawings; "inner, outer" refers to the inner and outer with respect to the contour of each component itself, but the above orientation words are not used to limit the present application.

[0030] Please refer to Figures 1-5 A plastic extrusion mold cleaning device, comprising a mold body 1, a circulating cleaning mechanism, a connecting dredging mechanism and a dredging auxiliary mechanism, the circulating cleaning mechanism comprising a cleaning agent tank 2, a connecting pipe 3, a circulating pump 4, a circulating inlet pipe 5 and a circulating outlet pipe 6, one end of the connecting pipe 3 is connected with one end of the cleaning agent tank 2, the other end of the connecting pipe 3 is connected with the circulating pump 4, both ends of the circulating inlet pipe 5 are connected with the circulating pump 4 and the mold body 1, both ends of the circulating outlet pipe 6 are connected with the cleaning agent tank 2 and the mold body 1, the connecting dredging mechanism comprising a dredging pipe 7, a side pipe 8, an adjusting pipe 9, a center rod 10, a push-pull plate 11, a sliding pipe 12 and a flow hole 13, the side pipe 8 is installed on the side wall of the dredging pipe 7, the adjusting pipe 9 is installed on the top end of the dredging pipe 7, one end of the center rod 10 extends into the inside of the adjusting pipe 9, the push-pull plate 11 is installed on one end of the center rod 10, the sliding pipe 12 is installed on one end of the push-pull plate 11, and a plurality of flow holes 13 are arranged on the side wall of the sliding pipe 12, and the sliding pipe 12 is arranged in the dredging pipe 7.

[0031] In the embodiment, the cleaning agent tank 2 stores cleaning agent for cleaning, and the cleaning agent is connected with the cleaning agent tank 2 through the connecting pipe 3. When the device is started, the cleaning agent is guided from the cleaning agent tank 2 into the cleaning circuit, one end of the connecting pipe 3 is connected with the cleaning agent tank 2, and the other end is connected to the circulating pump 4. The circulating pump 4 is responsible for extracting and pressurizing the cleaning agent from the cleaning agent tank 2, and delivering it into the mold body 1 through the circulating inlet pipe 5, both ends of the circulating inlet pipe 5 are connected with the circulating pump 4 and the mold body 1 respectively, and the cleaning agent enters the mold body 1 through the pipe to help clean the dirt and scale in the mold, the dredging pipe 7 is used as a pipe connecting the cleaning circuit and the internal passage of the mold, the side pipe 8 is installed on the side wall of the dredging pipe 7 and is connected with the connecting part of the mold body 1 to enhance the dredging effect, the side pipe 8 enables the cleaning agent to be more evenly distributed in the mold, improving the cleaning efficiency, the adjusting pipe 9 is installed at the top end of the dredging pipe 7, and has a center rod 10 inside, one end of the rod extends into the adjusting pipe 9, the sliding pipe 12 has a plurality of flow-through holes 13, when the sliding pipe 12 moves, the opening and closing of the flow-through holes 13 can control the flow of the cleaning agent, and the extension position of the center rod 10 can be adjusted, which can control the opening and closing degree and flow size of the pipe, and also can reciprocate the dredging pipe 7.

[0032] The dredging auxiliary mechanism includes a threaded sleeve 14, a thrust bearing 15, a directional ring 16, an upper plate 17, a lower plate 18 and a tension spring 19, the threaded sleeve 14 is fitted on the outer wall of the adjusting pipe 9, the thrust bearing 15 is installed at the top end of the threaded sleeve 14, the directional ring 16 is slidably arranged on the adjusting pipe 9, one end of the thrust bearing 15 is in contact with one end of the directional ring 16, one end of the center rod 10 is connected with the directional ring 16, the upper plate 17 is installed on the center rod 10, the lower plate 18 is installed on the inner wall of the adjusting pipe 9, and the tension spring 19 is installed between the upper plate 17 and the lower plate 18.

[0033] In the embodiment, the user rotates the threaded sleeve 14, and uses the thrust bearing 15 to make the directional ring 16 slide in a direction, at this time the center rod 10 pushes the push-pull plate 11 to make the sliding plate slide in a direction in the dredging pipe 7, the upper plate 17 slides in the adjusting pipe 9, while the lower plate 18 is fixed on the inner wall of the adjusting pipe 9, forming a pair of sliding structures, and the tension spring 19 provides the necessary elastic force to ensure the restoring force when the threaded sleeve 14 is released, and then makes the sliding sleeve slide in the dredging pipe 7 to adjust the flow of the cleaning agent, and at the same time the sliding pipe 12 slides to dredge the dredging pipe 7.

[0034] Please refer to Figures 1-5As a supplementary embodiment of the extrusion mold cleaning device for the circulating cleaning mechanism, the connecting dredging mechanism and the dredging auxiliary mechanism: the flow meter 20 and the thermometer 21 are installed on the circulating inlet pipe 5 and the circulating outlet pipe 6, and the valve 22 is installed on the connecting pipe 3 and the circulating outlet pipe 6. The bottom pipe 23 is installed at the bottom end of the dredging pipe 7, and one end of the bottom pipe 23 is connected with one end of the circulating inlet pipe 5 and the circulating outlet pipe 6. The side pipe 8 is connected with the mold body 1 in communication, so that the mold body 1 is connected with the circulating inlet pipe 5 and the circulating outlet pipe 6 in circulation. The guide frame 24 is installed on the inner wall of the adjusting pipe 9, and the center rod 10 slides and is oriented through the guide frame 24. The upper plate 17 is slidably arranged in the adjusting pipe 9, and the lower plate 18 is fixedly installed on the inner wall of the adjusting pipe 9. The bottom plate 25 is installed at the bottom end of the cleaning agent tank 2, and the bottom end of the circulating pump 4 is installed on the top end of the bottom plate 25.

[0035] More specifically, after the operator starts the cleaning device, the circulating pump 4 starts to work, and the cleaning agent is sucked from the cleaning agent tank 2 and delivered to the inside of the mold body 1 through the circulating inlet pipe 5. The cleaning agent circulates in the mold, carrying away the dirt and scale inside the mold. The dredging auxiliary mechanism provides accurate adjustment to increase the pressure in the dredging pipe 7, helping the cleaning agent to pass through the narrow channel of the mold and effectively dredging the blockage. The real-time monitoring function of the flow meter 20 and the thermometer 21 can help the operator understand the flow condition and temperature of the cleaning agent, ensuring that the cleaning process is always in the best state. The valve 22 can control the flow and direction of the cleaning agent, making the cleaning process more flexible and ensuring that each part of the mold can be effectively cleaned.

[0036] In summary, when the circulating cleaning mechanism needs to be operated, the cleaning agent tank 2 stores the cleaning agent for cleaning. The cleaning agent is connected to the cleaning agent tank 2 through the connecting pipe 3. When the device is started, the cleaning agent is guided into the cleaning circuit from the cleaning agent tank 2. One end of the connecting pipe 3 is connected to the cleaning agent tank 2, and the other end is connected to the circulating pump 4. The circulating pump 4 is responsible for extracting and pressurizing the cleaning agent from the cleaning agent tank 2 and delivering it to the mold body 1 through the circulating inlet pipe 5. The two ends of the circulating inlet pipe 5 are connected with the circulating pump 4 and the mold body 1 respectively. The cleaning agent enters the mold body 1 through the pipeline, helping to clean the dirt and scale in the mold.

[0037] When the connection dredging mechanism needs to be connected, the dredging pipe 7 serves as a pipeline connecting the cleaning circuit and the internal passage of the mold, the side pipe 8 is installed on the side wall of the dredging pipe 7 and is connected to the connection part of the mold body 1, which is used to enhance the dredging effect, the side pipe 8 enables the cleaning agent to be more evenly distributed to the inside of the mold, thereby improving the cleaning efficiency, the adjusting pipe 9 is installed at the top end of the dredging pipe 7 and has a center rod 10 inside, one end of the rod extends into the adjusting pipe 9, the sliding pipe 12 has a plurality of flow-through holes 13, when the sliding pipe 12 moves, the opening and closing of the flow-through holes 13 can control the flow amount of the cleaning agent, the extension position of the center rod 10 can be adjusted, which can control the opening and closing degree and the flow size of the pipeline and can also reciprocally dredge the dredging pipe 7.

[0038] When the dredging auxiliary mechanism needs to be connected, the user rotates the threaded sleeve 14, the directional ring 16 slides in a directional manner by the thrust bearing 15, at this time, the center rod 10 pushes the push-pull plate 11, the sliding plate slides in a directional manner in the dredging pipe 7, the upper plate 17 slides in the adjusting pipe 9, and the lower plate 18 is fixed to the inner wall of the adjusting pipe 9, forming a pair of sliding structures, the tension spring 19 provides the necessary elastic force, ensuring the restoring force when the threaded sleeve 14 is released, and further enabling the sliding sleeve to slide in the dredging pipe 7, adjusting the flow of the cleaning agent, and the sliding pipe 12 simultaneously dredges the dredging pipe 7.

[0039] After the operator starts the cleaning device, the circulating pump 4 starts to work, the cleaning agent is sucked from the cleaning agent tank 2 and is delivered to the inside of the mold body 1 through the circulating inlet pipe 5, the cleaning agent circulates in the mold, carrying away the dirt and scale inside the mold, the dredging auxiliary mechanism can provide accurate adjustment, increase the pressure in the dredging pipe 7, help the cleaning agent pass through the narrow passage of the mold, effectively dredge the blockage, the real-time monitoring function of the flow meter 20 and the thermometer 21 can help the operator understand the flow condition and temperature of the cleaning agent, ensuring that the cleaning process is always in the best state, the adjusting function of the valve 22 can control the flow and direction of the cleaning agent, making the cleaning process more flexible, and ensuring that each part of the mold can be effectively cleaned.

[0040] In all the schemes mentioned above, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut cooperation connection, bolt or screw connection or other known connection methods, which will not be described one by one, in the above, whenever there is a fixed connection, welding is preferred, although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An extrusion die cleaning device comprising a die body (1), a circulating cleaning mechanism, a connecting clearing mechanism and a clearing auxiliary mechanism, characterized in that: The circulating cleaning mechanism comprises a cleaning agent tank (2), a connecting pipe (3), a circulating pump (4), a circulating inlet pipe (5) and a circulating outlet pipe (6), one end of the connecting pipe (3) is connected with one end of the cleaning agent tank (2), the other end of the connecting pipe (3) is connected with the circulating pump (4), two ends of the circulating inlet pipe (5) are connected with the circulating pump (4) and the mold body (1), two ends of the circulating outlet pipe (6) are connected with the cleaning agent tank (2) and the mold body (1), the connecting dredging mechanism comprises a dredging pipe (7), a side pipe (8), an adjusting pipe (9), a center rod (10), a push-pull plate (11), a sliding pipe (12) and flow-through holes (13), the side pipe (8) is installed on the side wall of the dredging pipe (7), the adjusting pipe (9) is installed on the top end of the dredging pipe (7), one end of the center rod (10) extends into the inside of the adjusting pipe (9), the push-pull plate (11) is installed on one end of the center rod (10), the sliding pipe (12) is installed on one end of the push-pull plate (11), and a plurality of groups of flow-through holes (13) are arranged on the side wall of the sliding pipe (12), and the sliding pipe (12) is arranged in the dredging pipe (7) in a sliding manner.

2. An extrusion die cleaning device according to claim 1, wherein: The dredging auxiliary mechanism comprises a threaded sleeve (14), a thrust bearing (15), a directional ring (16), an upper plate (17), a lower plate (18) and a tension spring (19), the threaded sleeve (14) is connected with the outer wall of the adjusting pipe (9), the thrust bearing (15) is installed on the top end of the threaded sleeve (14), the directional ring (16) is arranged on the adjusting pipe (9) in a sliding manner, one end of the thrust bearing (15) is in contact with one end of the directional ring (16), one end of the center rod (10) is connected with the directional ring (16), the upper plate (17) is installed on the center rod (10), the lower plate (18) is installed on the inner wall of the adjusting pipe (9), and the tension spring (19) is installed between the upper plate (17) and the lower plate (18).

3. A device for cleaning an extrusion die as defined in claim 1, characterized in that: Flow meters (20) and thermometers (21) are installed on the circulating inlet pipe (5) and the circulating outlet pipe (6), and valves (22) are installed on the connecting pipe (3) and the circulating outlet pipe (6).

4. A device for cleaning an extrusion die as defined in claim 1, characterized in that: A bottom pipe (23) is installed on the bottom end of the dredging pipe (7), and one end of the bottom pipe (23) is connected with one end of the circulating inlet pipe (5) and the circulating outlet pipe (6).

5. A device for cleaning an extrusion die as defined in claim 1, characterized in that: The side pipe (8) is connected with the mold body (1) in a communicating manner, so that the mold body (1) is connected with the circulating inlet pipe (5) and the circulating outlet pipe (6) in a circulating manner.

6. A device for cleaning an extrusion die as defined in claim 1, characterized in that: A guide frame (24) is installed on the inner wall of the adjusting pipe (9), and the center rod (10) extends through the guide frame (24) in a sliding manner.

7. A device for cleaning an extrusion die as defined in claim 2, characterized in that: The upper plate (17) is arranged in the adjusting pipe (9) in a sliding manner, and the lower plate (18) is fixedly installed on the inner wall of the adjusting pipe (9).

8. A device for cleaning an extrusion die according to claim 1, characterized in that: A bottom plate (25) is installed on the bottom end of the cleaning agent tank (2), and the bottom end of the circulating pump (4) is connected with the top end of the bottom plate (25).

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