CN218640183U

CN218640183U - Screw rod self-cleaning device

Info

Publication number: CN218640183U
Application number: CN202123325738.XU
Authority: CN
Inventors: 李奇威; 肖承明
Original assignee: Jiangmen Jinshide Extrusion Technology Co ltd
Current assignee: Jiangmen Jinshide Extrusion Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2023-03-17
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses an automatic screw cleaning device, which comprises a first mounting seat used for connecting and fixing one end of a screw, wherein the first mounting seat is provided with a rotating device which drives the screw to rotate actively; the second mounting seat is used for mounting the other end of the screw rod; the cleaning mechanism comprises a cleaning bracket, a high-pressure spray nozzle is arranged on the cleaning bracket, a protective cover surrounding the high-pressure spray nozzle is arranged on the cleaning bracket, and a screw rod penetrates through the protective cover; and the control device is respectively connected with the rotating device, the cleaning bracket and the high-pressure spray head. In the embodiment, the screw is driven to rotate by the rotating device on the first mounting seat, the cleaning support drives the high-pressure nozzle to move along the screw, the high-pressure nozzle sprays and cleans the screw, the whole process is automatically controlled by the control device, the time for cleaning one screw is about 10 minutes, and the efficiency is high; meanwhile, the protective cover is arranged to surround the high-pressure nozzle, so that the influence of high-pressure water is limited within a small range, the safety is improved, and the pollution caused by splashing of materials is reduced.

Description

Screw rod self-cleaning device

Technical Field

The utility model relates to a clean field of screw rod, in particular to screw rod self-cleaning device.

Background

In the injection molding industry, the screw of extruder during operation, the screw is on the surface of some materials of general adhesion, and long-time accumulation back, the normal work of screw can be influenced to the material of adhesion, needs to wash the screw this moment. Because the material is adhered to the screw rod under the high-pressure environment, the adhesive force is strong, the material can not fall off by common washing, and the material needs to be washed by high-pressure water. The traditional cleaning method is that a worker holds a high-pressure spray gun to wash a screw rod in an open environment. However, the conventional cleaning method has the following problems: in the first manual cleaning process, the screw rod needs to be continuously and manually rotated and the high-pressure spray gun needs to be moved, the efficiency is low, the cleaning time is long, and the time for cleaning one screw rod is about more than 40 minutes; secondly, high-pressure water is easy to be injected to the surroundings in an open environment, so that potential safety hazards are caused, and meanwhile, the falling materials are cleaned to pollute the surrounding environment; the third water is difficult to recycle, and resources are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a screw rod self-cleaning device can wash the screw rod automatically, and the influence control of water under high pressure is in a small circle, and is efficient, the security is good.

The automatic screw cleaning device according to the embodiment of the first aspect of the present invention comprises a first mounting seat for connecting and fixing one end of a screw, wherein a rotating device is arranged on the first mounting seat, and the rotating device drives the screw to actively rotate; the second mounting seat is used for mounting the other end of the screw rod, and the relative distance between the second mounting seat and the first mounting seat is adjustable; the cleaning mechanism comprises a cleaning support which can move between the first mounting seat and the second mounting seat, a high-pressure spray head for cleaning a screw rod is arranged on the cleaning support, a protective cover is arranged on the cleaning support, the protective cover surrounds the high-pressure spray head, and the screw rod penetrates through the protective cover; and the control device is respectively connected with the rotating device, the cleaning support and the high-pressure spray head and controls the rotating device, the cleaning support and the high-pressure spray head to work in a matching way.

According to the utility model discloses first aspect embodiment screw rod self-cleaning device, following beneficial effect has at least: according to the automatic screw cleaning device, the screw is driven to rotate by the rotating device on the first mounting seat, the cleaning support drives the high-pressure nozzle to move along the screw, the high-pressure nozzle sprays high-pressure water to clean the screw, the whole process is automatically controlled by the control device, the time for cleaning one screw is about 10 minutes, and the efficiency is high; meanwhile, the cleaning mechanism is provided with a protective cover which surrounds the high-pressure nozzle, so that the influence of high-pressure water is limited in a small range, the safety is improved, and the pollution caused by splashing of materials is reduced.

According to the utility model discloses screw rod self-cleaning device of first aspect embodiment, high pressure nozzle's injection pressure is 1-2KPa, under this pressure, can effectively wash away the material of adhesion on the screw rod.

According to the utility model discloses first aspect embodiment screw rod self-cleaning device, it is provided with the funnel that catchments to wash the support below, catchment funnel bottom is connected with the water receiving pipe, utilizes catchment funnel and water receiving pipe, retrieves the water of washing usefulness, can cooperate the circulating equipment reuse, saves the resource.

According to the utility model discloses first aspect embodiment screw rod self-cleaning device, the funnel top of catchmenting is provided with the filter screen, and the filter screen is used for retrieving the material that washes off, both pollution abatement can be again to material recycle, save the resource.

According to the utility model discloses screw rod self-cleaning device of first aspect embodiment, the mesh size of filter screen is 18-40 meshes, can effectively hold back most material.

According to the utility model discloses first aspect embodiment screw rod self-cleaning device, be provided with two at least air knives in the protection casing, the air knife sets up respectively high pressure nozzle both sides, the air knife orientation the screw rod. The air knife is arranged in the protective cover and used for drying the cleaned screw.

According to the utility model discloses first aspect embodiment screw rod self-cleaning device, the protection casing both sides are provided with respectively and are used for supplying the perforation that the screw rod passed, the air knife sets up perforation department both can weather the screw rod, can also reduce clean water smoke and overflow from perforating.

According to the utility model discloses first aspect embodiment screw rod self-cleaning device, be provided with the bin gate that can open on the protection casing, when needs debug or maintain, can open the bin gate and maintain the inside accessory of protection casing.

According to the utility model discloses the first aspect embodiment screw rod self-cleaning device, be provided with the observation window on the shield, be provided with high pressure resistant glass on the observation window. The cleaning condition of the screw can be observed through the observation window.

According to the utility model discloses first aspect embodiment screw rod self-cleaning device, first mount pad sets up on a travelling car, is convenient for adjust the position of first mount pad to adjust the distance with the second mount pad, adapt to the screw rod of different length.

According to the utility model discloses first aspect embodiment screw rod self-cleaning device, the second mount pad sets up on another travelling car, is convenient for adjust the position of second mount pad to adjust the distance with first mount pad, adapt to the screw rod of different length.

According to the utility model discloses first aspect embodiment screw rod self-cleaning device, it is provided with the guided way to wash support below, the direction of guided way is unanimous with the installation direction of screw rod, it follows to wash the support the guided way removes. The high-pressure spray head can be ensured to be aligned to the screw rod for spray cleaning.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of an automatic screw cleaning device according to an embodiment of the present invention;

fig. 2 is a schematic view of the internal structure of the cleaning mechanism.

Description of reference numerals:

a cleaning mechanism 100; cleaning the support 110; a roller 111; a high pressure showerhead 120; a shield cover 130; a viewing window 131; a translation drive device 140; a driving wheel 141; a water collection funnel 150; a water receiving pipe 151; a screen 160; a first mount 200; a clamping jaw 210; a rotating device 220; a first moving cart 230; a second mount 300; a lifting platform 310; a lift drive unit 311; a second traveling carriage 320; a guide rail 400; a screw 500; the apparatus 600 is controlled.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element 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 invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 2, the embodiment of the utility model provides a screw rod self-cleaning device includes: first mount pad 200 for connect the one end of clamping screw 500, be provided with rotary device 220 on the first mount pad 200, rotary device 220 drives screw 500 initiative rotation, and rotary device 220 includes motor and chuck, and the motor is used for driving the chuck rotation and then realizes driving screw 500 and rotate. Preferably, the motor is a variable frequency motor, so that speed regulation control is facilitated. The first mounting base 200 is fixedly connected to the first moving trolley 230, and the first moving trolley 230 is provided with a roller 111 for realizing movement, so that the position of the first mounting base 200 can be conveniently adjusted to adjust the distance from the second mounting base 300, and the screw 500 with different lengths can be adapted. The chuck is provided with a clamping jaw 210 for clamping the screw 500, and the clamping jaw 210 is provided with three pieces, so that the clamping jaw is beneficial to automatic centering when clamping the screw 500, and the rotation centers of the screw 500 and the chuck are coincided.

The second mounting base 300 is used for mounting the other end of the screw 500, the second mounting base 300 is fixedly connected to the second moving trolley 320, and meanwhile, the second moving trolley 320 is provided with a roller 111 for realizing movement, so that the relative distance between the second mounting base 300 and the first mounting base 200 can be adjusted to adjust the distance with the first mounting base 200, and the screw 500 with different lengths can be adapted. Optionally, a lifting platform 310 is arranged on the second moving trolley 320, the second mounting base 300 is fixed on the lifting platform 310, the lifting platform 310 includes a lifting driving device 311, the lifting driving device 311 includes a rotating handle and a lifter, preferably, the lifter uses a screw 500 lifter, the structure is compact, simple and reliable, when a worker rotates the rotating handle, the lifter can drive the second mounting base 300 to ascend and descend, the height of two ends of the screw 500 can be adjusted to be consistent, and it is ensured that the high-pressure nozzle 120 does not interfere with the screw 500 or cannot be cleaned due to too far distance in the cleaning process. Meanwhile, a guiding device is arranged at an angular position of the lifting platform 310, and is used for keeping the lifting platform 310 stable when the height is adjusted.

Optionally, the cleaning mechanism 100 includes a cleaning support 110 movable between a first mounting seat 200 and a second mounting seat 300, a high pressure nozzle 120 for cleaning the screw 500 is disposed on the cleaning support 110, and the high pressure nozzle 120 has a mounting seat for fixing on the cleaning support 110, so as to fix the high pressure nozzle 120. Alternatively, the high pressure nozzle 120 may have a spray pressure of 1 to 2KPa, at which the material adhered to the screw 500 can be effectively washed away. The protective cover 130 is arranged on the cleaning bracket 110, and the high-pressure spray head 120 is positioned in the surrounding range of the protective cover 130, so that the water for washing can be prevented from splashing to the ground or contacting the body of a worker, the influence of high-pressure water is limited in a small range, the safety is improved, and the pollution caused by splashing of materials is reduced. The shield 130 has openings at both ends, and the screw 500 passes through the openings in the shield 130, so as to facilitate the installation of the screw 500. Optionally, the protective cover 130 is provided with an observation window 131, and the observation window 131 is provided with high pressure resistant glass. The cleaning condition of the screw 500 can be observed through the observation window 131, and the observation window 131 can be made of transparent acrylic material, so that the transparency is high, the cost is low, and the strength is good. Optionally, an openable door is provided on the protection cover 130, and when debugging or maintenance is required, the openable door can be opened to perform maintenance on the accessories inside the protection cover 130.

Optionally, at least two air knives are disposed in the protective cover 130, and the air knives are disposed on two sides of the high pressure nozzle 120 respectively, and the air knives face the screw. Further, the two sides of the protective cover 130 are respectively provided with a through hole for the screw 500 to pass through, and the air knife is arranged at the through hole. The air knife is arranged in the protective cover 130, so that the cleaned screw 500 can be dried, and the overflow of cleaning water mist from the through hole can be reduced.

Optionally, a water collecting funnel 150 is arranged below the cleaning support 110, a water receiving pipe 151 is connected to the bottom of the water collecting funnel 150, and water for cleaning is recovered by the water collecting funnel 150 and the water receiving pipe 151 and can be reused by matching with circulating equipment, so that resources are saved, the production environment pollution caused by sewage can be reduced, and the field cleanliness is improved. Optionally, a filter screen 160 is arranged above the water collection funnel 150, the filter screen 160 is used for recovering washed materials, so that pollution is reduced, the materials can be recycled, resources are saved, preferably, the mesh size of the filter screen 160 is 18-40 meshes, most of the materials can be effectively intercepted, smooth discharge of water is guaranteed, and the water collection funnel is low in cost and easy to maintain.

Optionally, a guide rail 400 is disposed below the washing support 110, the direction of the guide rail 400 is the same as the installation direction of the screw 500, and the washing support 110 moves along the guide rail 400. Ensuring that the high pressure nozzle 120 can be aligned with the screw 500 for spray cleaning. Alternatively, the guide rail 400 may be fixedly connected to the lower portion of the first moving trolley 230, so that the guide rail 400 is kept stable and does not move relative to the first mounting seat 200, and only the second moving trolley 320 needs to be moved to adjust the distance when the screw 500 is mounted, which is beneficial to simplifying the adjustment process. Further, the second moving trolley 320 can be relatively fixed with the guide rail 400 after being adjusted in position, and the guide rail 400 can be fixed in a mode of clamping the guide rail 400 by using a connecting plate, so that the second moving trolley 320 is prevented from moving in the cleaning process, the screw 500 is further prevented from being separated from the second mounting seat 300, and the cleaning process is stable and reliable. Optionally, the guide rail 400 is formed by combining a plurality of steel rails in a segmented manner through bolt connection, so that the length can be flexibly adjusted by splicing the steel rails with different numbers, and the transportation is also convenient.

Optionally, a roller 111 is disposed below the cleaning mechanism 100, and the roller 111 is fixedly connected to the bottom of the cleaning bracket 110 for realizing the movement of the cleaning mechanism 100. Meanwhile, a translation driving device 140 is arranged below the cleaning support 110, the translation driving device 140 comprises a motor and a driving wheel 141, and the motor is preferably a variable frequency motor, so that speed regulation control is facilitated. The motor is fixedly installed below the washing support 110, and the driving wheel 141 is in contact with the upper surface of the guide rail 400. The belt pulley is arranged on the output shaft of the motor, and the driving belt is arranged between the belt pulley and the driving wheel 141 in a penetrating manner, so that the motor drives the driving wheel 141 to rotate, the cleaning mechanism 100 is further translated on the guide rail, and the high-pressure spray head 120 is enabled to clean different parts of the screw 500. Further, a guide device may be provided at a lower portion of the washing bracket 110 to maintain the washing mechanism 100 to move linearly along the guide rail 400 by a rolling guide manner, thereby maintaining accurate washing of the screw 500.

Optionally, a control device 600 is further provided, the control device 600 is respectively connected with the rotating device 220, the translational driving device 140 and the high-pressure nozzle 120, and the control device 600 controls the rotating device 220, the translational driving device 140 and the high-pressure nozzle 120 to work cooperatively. In order to improve the control accuracy, the rotating device 220 and the translation driving device 140 both use variable frequency motors as driving force, and can perform speed regulation control, control the speed of screw rotation, and control the left-right movement speed of the cleaning mechanism 100. The screw 500 is driven to rotate by the rotating device 220 on the first mounting seat 200, the translation driving device 140 drives the high-pressure spray head 120 to move along the screw 500, the high-pressure spray head 120 sprays high-pressure water to the screw 500 for cleaning, the whole process is automatically controlled by the control device 600, the time for cleaning one screw 500 is about 10 minutes, the efficiency is high, and the labor intensity of workers is obviously reduced.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a screw rod self-cleaning device which characterized in that includes:

the first mounting seat is used for connecting and fixing one end of a screw rod, and a rotating device is arranged on the first mounting seat and drives the screw rod to rotate actively;

the second mounting seat is used for mounting the other end of the screw rod, and the relative distance between the second mounting seat and the first mounting seat is adjustable;

the cleaning mechanism comprises a cleaning support which can move between the first mounting seat and the second mounting seat, a high-pressure spray head for cleaning a screw rod is arranged on the cleaning support, a protective cover is arranged on the cleaning support, the protective cover surrounds the high-pressure spray head, and the screw rod penetrates through the protective cover;

and the control device is respectively connected with the rotating device, the cleaning support and the high-pressure spray head and controls the rotating device, the cleaning support and the high-pressure spray head to work in a matching way.

2. The automatic screw cleaning device according to claim 1, wherein the injection pressure of the high-pressure nozzle is 1-3KPa.

3. The automatic screw cleaning device according to claim 1, wherein a water collecting funnel is arranged below the cleaning support, and a water receiving pipe is connected to the bottom of the water collecting funnel.

4. The automatic screw cleaning device according to claim 3, wherein a filter screen is arranged above the water collection funnel.

5. The automatic screw cleaning device according to claim 4, wherein the screen has a mesh size of 18-40 mesh.

6. The automatic screw cleaning device according to claim 1, wherein the protective cover is provided with an openable door.

7. The automatic screw cleaning device according to claim 1, wherein an observation window is arranged on the protective cover, and high pressure resistant glass is arranged on the observation window.

8. The automatic screw cleaning device according to claim 1, wherein the first mounting seat is provided on a moving trolley.

9. The automatic screw cleaning device according to claim 8, wherein the second mounting seat is provided on another moving trolley.

10. The automatic screw cleaning device according to any one of claims 1, 8 or 9, wherein a guide rail is arranged below the cleaning bracket, the direction of the guide rail is consistent with the installation direction of the screw, and the cleaning bracket moves along the guide rail.