阅读说明：本技术 一种软管自动绕线机 (Automatic hose winding machine ) 是由 郭宝辉 于 2020-07-15 设计创作，主要内容包括：本发明公开了一种软管自动绕线机,包括缠绕机主体、电控柜、底座、动力传动机构、定法兰、动法兰、缠绕鼓、随动导向机构、拔叉机构、热熔机架、热熔主机、计数压送机构和热熔切断机构,缠绕机主体通过称重模块安装于底座上,定法兰安装于缠绕鼓的内侧,动法兰安装于缠绕鼓的外侧,缠绕鼓与设于所述缠绕机主体内部的动力传动机构连接,电控柜设于缠绕机主体的一侧,拔叉机构通过随动导向机构安装于缠绕机主体的一侧,热熔机架位于随动导向机构的一侧,热熔主机、计数压送机构和热熔切断机构均安装于热熔机架上,计数压送机构、热熔切断机构、拔叉机构和缠绕鼓依次排列。本发明实现了快速缠绕,极大的提高生产效率。(The invention discloses an automatic hose winding machine, which comprises a winding machine main body, an electric control cabinet, a base, a power transmission mechanism, a fixed flange, a movable flange, a winding drum and a follow-up guide mechanism, the winding machine comprises a fork pulling mechanism, a hot melting rack, a hot melting host, a counting pressure feeding mechanism and a hot melting cutting mechanism, wherein a winding machine main body is arranged on a base through a weighing module, a fixed flange is arranged on the inner side of a winding drum, a movable flange is arranged on the outer side of the winding drum, the winding drum is connected with a power transmission mechanism arranged in the winding machine main body, an electric control cabinet is arranged on one side of the winding machine main body, the fork pulling mechanism is arranged on one side of the winding machine main body through a follow-up guide mechanism, the hot melting rack is positioned on one side of the follow-up guide mechanism, the hot melting host, the counting pressure feeding mechanism and the hot melting cutting mechanism are all arranged on the hot melting rack, and the counting pressure feeding mechanism, the. The invention realizes quick winding and greatly improves the production efficiency.)

1. An automatic hose winding machine is characterized by comprising a winding machine main body, an electric control cabinet, a base, a power transmission mechanism, a fixed flange, a movable flange, a winding drum, a follow-up guide mechanism, a fork pulling mechanism, a hot melting rack, a hot melting host, a counting pressure feeding mechanism and a hot melting cutting mechanism, wherein the winding machine main body is installed on the base through a weighing module, the fixed flange is installed on the inner side of the winding drum, the movable flange is installed on the outer side of the winding drum, the winding drum is connected with the power transmission mechanism arranged inside the winding machine main body, the electric control cabinet is arranged on one side of the winding machine main body, the fork pulling mechanism is installed on one side of the winding machine main body through the follow-up guide mechanism, the hot melting rack is located on one side of the follow-up guide mechanism, the hot melting host, the counting pressure feeding mechanism and the hot melting cutting mechanism are all installed on the hot melting rack, The hot melting cutting mechanism, the shifting fork mechanism and the winding drum are arranged in sequence.

2. The automatic hose winding machine according to claim 1, wherein the power transmission mechanism comprises a driving motor, a speed reducer, a first gear, a toothed belt, a rotating shaft, a second gear and a bearing seat, the driving motor is fixedly mounted on the base, a power end of the driving motor is connected with an input shaft of the speed reducer, the first gear is mounted on an output shaft of the speed reducer, the rotating shaft is mounted on the bearing seat, the second gear is mounted on the rotating shaft, the toothed belt is connected between the first gear and the second gear, an end cylinder is arranged at one end of the rotating shaft, and the end cylinder is connected with the winding drum.

3. The automatic hose winding machine according to claim 2, wherein the winding drum comprises at least a first half drum and a second half drum, the two power ends of the end cylinder are connected with the first half drum and the second half drum through corresponding T-shaped fixing blocks respectively, the fixed flange comprises at least a first half fixed flange and a second half fixed flange, and the first half fixed flange and the second half fixed flange are connected with the corresponding T-shaped fixing blocks respectively.

4. The automatic hose winding machine according to claim 3, wherein a plurality of spring pins are uniformly installed on the outer side of the movable flange, and the winding drum is provided with pin holes corresponding to the spring pins.

5. The automatic hose winding machine according to claim 1, wherein the follow-up guide mechanism comprises a Z-axis linear module, a Y-axis linear module and a base frame, the Z-axis linear module is vertically installed on one side of the winding machine body, the Y-axis linear module is transversely installed on the outer side of the Z-axis linear module, the base frame is installed on the Y-axis linear module, and the fork pulling mechanism is installed on the base frame.

6. The automatic hose winding machine according to claim 5, wherein the fork pulling mechanism comprises a guide mechanism, a fixing plate, a rotating shaft, a sleeve, a pulling and inserting rod, a nylon wheel, a floating cylinder and an anti-rolling wheel, the fixing plate is mounted on the base frame, two ends of the rotating shaft are mounted on the fixing plate through first supports, the sleeve is sleeved on the rotating shaft, the guide mechanism is mounted on the sleeve, one end of the pulling and inserting rod is connected with the sleeve, the other end of the pulling and inserting rod is connected with the nylon wheel through two fixing side plates, the floating cylinder is mounted on the base frame, the power end of the floating cylinder is movably connected with the pulling and inserting rod, and the anti-rolling wheel is mounted on the lower side of the other end of the pulling and inserting rod.

7. The automatic hose winding machine according to claim 6, wherein the guide mechanism comprises second brackets, a first guide roller and second guide rollers, the two second brackets are mounted at the upper end of the sleeve, the first guide roller is mounted in the middle of the two second brackets, and the second guide roller is mounted on the upper portions of the two second brackets.

8. The automatic hose winding machine according to claim 6, further comprising a light curtain frame mounted on the base frame, wherein the light curtain frame is provided with a light curtain and is located between the fork pulling mechanism and the hot melting frame.

9. The automatic hose winding machine according to claim 1, wherein the counting press-feeding mechanism comprises a counting press-feeding motor, a fixing frame, a press-feeding cylinder, a press-feeding roller and a counting press-feeding roller, the fixing frame is mounted on the hot-melting frame, the press-feeding cylinder is mounted on the inner side of the upper end of the fixing frame, the press-feeding roller is connected with the power end of the press-feeding cylinder, the counting press-feeding roller is mounted on the fixing frame below the press-feeding roller, the counting press-feeding motor is mounted on the outer side of the fixing frame, and the power end of the counting press-feeding motor is connected with the counting press-feeding.

10. The automatic hose winding machine according to claim 1, wherein the hot-melting cutting mechanism comprises a first cylinder, an insulating tool rest, hot-melting electrodes, a second cylinder, a cutter and an aluminum plate, the first cylinder is mounted above the hot-melting rack, the insulating tool rest is mounted at a power end of the first cylinder, the insulating tool rest is provided with two hot-melting electrodes, the second cylinder is mounted below the hot-melting rack, the cutter is connected with a power end of the second cylinder, the aluminum plate is arranged on the upper surface of the hot-melting rack and corresponds to the hot-melting electrodes, a cutter edge corresponding to the cutter is further arranged on the aluminum plate, and the hot-melting electrodes are connected with the hot-melting host.

Technical Field

The invention relates to the technical field of winding, in particular to an automatic hose winding machine.

Background

At present, no stable hose automatic winding machine exists in the market, manual winding is mostly adopted, the problems of high cost, low efficiency, time consumption and the like exist, some manual matching machines are used for winding, but people cannot accurately control the weight and/or the length of winding, and the hose is required to be manually cut off after winding, so that the working efficiency is influenced. For this reason, it is necessary to develop an automatic hose winding machine.

Disclosure of Invention

The invention aims to provide an automatic hose winding machine to overcome the defects of the prior art.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

an automatic hose winding machine comprises a winding machine main body, an electric control cabinet, a base, a power transmission mechanism, a fixed flange, a movable flange, a winding drum, a follow-up guide mechanism, a fork pulling mechanism, a hot melting machine frame, a hot melting host machine, a counting pressure feeding mechanism and a hot melting cutting mechanism, wherein the winding machine main body is installed on the base through a weighing module, the fixed flange is installed on the inner side of the winding drum, the movable flange is installed on the outer side of the winding drum, the winding drum is connected with the power transmission mechanism arranged in the winding machine main body, the electric control cabinet is arranged on one side of the winding machine main body, the fork pulling mechanism is installed on one side of the winding machine main body through the follow-up guide mechanism, the hot melting machine frame is located on one side of the follow-up guide mechanism, the hot melting host machine frame, the counting pressure feeding mechanism and the hot melting cutting mechanism are all installed on the hot, The fork pulling mechanism and the winding drum are sequentially arranged.

Further, the power transmission mechanism comprises a driving motor, a speed reducer, a first gear, a toothed belt, a rotating shaft, a second gear and a bearing seat, the driving motor is fixedly installed on the base, the power end of the driving motor is connected with the input shaft of the speed reducer, the first gear is installed on the output shaft of the speed reducer, the rotating shaft is installed on the bearing seat, the second gear is installed on the rotating shaft, the toothed belt is connected between the first gear and the second gear, an end cylinder is arranged at one end of the rotating shaft, and the end cylinder is connected with the winding drum.

Further, the winding drum at least comprises a first half drum and a second half drum, two power ends of the end cylinder are respectively connected with the first half drum and the second half drum through corresponding T-shaped fixing blocks, the fixed flange at least comprises a first half fixed flange and a second half fixed flange, and the first half fixed flange and the second half fixed flange are respectively connected with the corresponding T-shaped fixing blocks.

Further, a plurality of spring pins are uniformly installed on the outer side of the movable flange, and pin holes corresponding to the spring pins are formed in the winding drum.

Further, follow-up guiding mechanism includes Z axle sharp module, Y axle sharp module and bed frame, Z axle sharp module is installed perpendicularly in winding main body one side, Y axle sharp module is transversely installed in the outside of Z axle sharp module, the bed frame is installed on Y axle sharp module, the fork mechanism of shifting installs on the bed frame.

Further, the fork pulling mechanism comprises a guide mechanism, a fixing plate, a rotating shaft, a sleeve, an inserting rod, a nylon wheel, a floating cylinder and an anti-rolling wheel, wherein the fixing plate is installed on the base frame, the two ends of the rotating shaft are installed on the fixing plate through first supports, the sleeve is sleeved on the rotating shaft, the guide mechanism is installed on the sleeve, one end of the inserting rod is connected with the sleeve, the other end of the inserting rod is connected with the nylon wheel through two fixing side plates, the floating cylinder is installed on the base frame, the power end of the floating cylinder is movably connected with the inserting rod, and the anti-rolling wheel is installed on the lower side of the other end of the inserting rod.

Further, the guide mechanism comprises second supports, a first guide roller and a second guide roller, the two second supports are installed at the upper end of the sleeve, the first guide roller is installed in the middle of the two second supports, and the second guide roller is installed on the upper portions of the two second supports.

Further, still including installing the light curtain frame on the bed frame, install the light curtain on the light curtain frame, the light curtain frame is located and pulls out between fork mechanism and the hot melt frame.

The counting pressure feeding mechanism comprises a counting pressure feeding motor, a fixed frame, a pressure feeding cylinder, a pressure feeding roller and a counting pressure feeding roller, wherein the fixed frame is installed on the hot melting rack, the pressure feeding cylinder is installed on the inner side of the upper end of the fixed frame, the pressure feeding roller is connected with the power end of the pressure feeding cylinder, the counting pressure feeding roller is installed on the fixed frame below the pressure feeding roller, the counting pressure feeding motor is installed on the outer side of the fixed frame, and the power end of the counting pressure feeding motor is connected with the counting pressure feeding roller.

Further, hot melt shutdown mechanism includes first cylinder, insulating knife rest, hot melt electrode, second cylinder, cutter and aluminum plate, first cylinder is installed in the top of hot melt frame, insulating knife rest is installed in the power end of first cylinder, install two hot melt electrodes on the insulating knife rest, the second cylinder is installed in the below of hot melt frame, the cutter is connected with the power end of second cylinder, aluminum plate locates the upper surface of hot melt frame and corresponding with the hot melt electrode, still be equipped with the incision mouth that corresponds with the cutter on the aluminum plate, the hot melt electrode is connected with the hot melt host computer.

Compared with the prior art, the invention has the advantages that: according to the automatic hose winding machine, the counting pressure feeding mechanism feeds the hose into the winding drum, the hose is conveniently fed into the winding drum through the follow-up guide mechanism and the shifting fork mechanism to be wound, when the diameter of the winding pipe of the machine reaches the preset length or weight, the hose feeding is stopped, the hot melting cutting mechanism cuts off the hose, the winding of different pipe diameters can be completed according to requirements, the quick winding is realized, and the production efficiency is greatly improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of an automatic hose winding machine according to the present invention.

Fig. 2 is a schematic structural view of a power transmission mechanism in the automatic hose winding machine according to the present invention.

Fig. 3 is a side view schematically showing the construction of a winding drum in the automatic hose winding machine according to the present invention.

Fig. 4 is another side view schematically showing the construction of a winding drum in the automatic hose winding machine according to the present invention.

Fig. 5 is a schematic structural view of a fork pulling mechanism in the automatic hose winding machine according to the present invention.

Fig. 6 is a schematic structural view of a counting pressure feeding mechanism and a hot melt cutting mechanism in the automatic hose winding machine according to the present invention.

In the figure: the winding machine comprises a winding machine body 1, an electric control cabinet 2, a base 3, a fixed flange 4, a movable flange 5, a spring pin 51, a winding drum 6, a Z-axis linear module 7, a Y-axis linear module 8, a guide mechanism 9, a light curtain frame 10, a fork pulling mechanism 11, a hot melting rack 12, a hot melting host 13, a counting pressure feeding mechanism 14, a hot melting cutting mechanism 15, a counting pressure feeding motor 16, a weighing module 17, a driving motor 18, a speed reducer 19, a first gear 20, a toothed belt 21, a rotating shaft 22, a second gear 23, a bearing seat 24, a first semi-fixed flange 41, a second semi-fixed flange 42, a T-shaped fixed block 43, a first semi-drum 61, a second semi-drum 62, a base frame 110, a fixed plate 111, a first support 112, a rotating shaft 113, a sleeve 114, a second support 115, a first guide roller 116, a second guide roller 117, a pulling and inserting rod 118, a fixed side plate 119, a nylon wheel 120, a floating air cylinder 121, an anti-rolling, An insulating tool rest 152, a hot melting electrode 153, a second air cylinder 154, a cutter 155, an aluminum plate (hot melting negative electrode) 156, a fixing frame 141, a pressure feed air cylinder 142, a pressure feed roller 143 and a counting pressure feed roller 144.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention will be more clearly and clearly defined.

Referring to fig. 1-6, the invention provides an automatic hose winding machine, which comprises a winding machine main body 1, an electric control cabinet 2, a base 3, a power transmission mechanism, a fixed flange 4, a movable flange 5, a winding drum 6, a follow-up guide mechanism, a shifting fork mechanism 11, a hot melting rack 12, a hot melting host 13, a counting pressure feeding mechanism 14 and a hot melting cutting mechanism 15, wherein the winding machine main body 1 is arranged on the base 3 through weighing modules 17 (four weighing modules 17 are arranged in the embodiment), the fixed flange 4 is arranged on the inner side of the winding drum 6, the movable flange 5 is arranged on the outer side of the winding drum 6, the winding drum 6 is connected with the power transmission mechanism arranged inside the winding machine main body 1, the electric control cabinet 2 is arranged on one side of the winding machine main body 1, the shifting fork mechanism 11 is arranged on one side of the winding machine main body 1 through the follow-up guide mechanism, the hot melting rack 12 is arranged, the hot melting host 13, the counting pressure feeding mechanism 14 and the hot melting cutting mechanism 15 are all arranged on the hot melting frame 12, the counting pressure feeding mechanism 14, the hot melting cutting mechanism 15, the shifting fork mechanism 11 and the winding drum 6 are sequentially arranged, and the whole work of the equipment is controlled by the electric control cabinet 2 (a built-in PLC controller).

Referring to fig. 2, the power transmission mechanism includes a driving motor 18, a speed reducer 19, a first gear 20, a toothed belt 21, a rotating shaft 22, a second gear 23 and a bearing seat 24, the driving motor 18 is fixedly mounted on the base 3, a power end of the driving motor 18 is connected with an input shaft of the speed reducer 19, the first gear 20 is mounted on an output shaft of the speed reducer 19, the rotating shaft 22 is mounted on the bearing seat 24, the second gear 23 is mounted on the rotating shaft 22, the toothed belt 21 is connected between the first gear 20 and the second gear 23, an end cylinder 44 is arranged at one end of the rotating shaft 22, and the end cylinder 44 is connected with the winding drum 6. In operation, the driving motor 18 drives the rotating shaft 22 to rotate through the speed reducer 19 and the toothed belt 21, and further drives the winding drum 6 to rotate so as to wind the hose, and the end cylinder 44 mainly serves to control the tightness of the winding drum 6.

Referring to fig. 3 and 4, the winding drum 6 at least comprises a first half drum 61 and a second half drum 62, two power ends of the end cylinder 44 are respectively connected with the first half drum 61 and the second half drum 62 through corresponding T-shaped fixing blocks 43, the fixed flange 4 at least comprises a first half fixed flange 41 and a second half fixed flange 42, and the first half fixed flange 41 and the second half fixed flange 42 are respectively connected with the corresponding T-shaped fixing blocks 43. A plurality of spring pins 51 are uniformly arranged on the outer side of the movable flange 5, and pin holes corresponding to the spring pins 51 are arranged on the winding drum 6.

After the winding drum 6 is wound, the end air cylinder 44 controls the first half drum 61 and the second half drum 62 to contract, at this time, the spring pin 51 is pulled out from the pin hole on the winding drum 6, the movable flange 5 can be detached, the hose wound on the winding drum 6 is detached, then the movable flange 5 is placed on the winding drum 6, the end air cylinder 44 controls the first half drum 61 and the second half drum 62 to expand, the spring pin 51 is inserted into the pin hole on the winding drum 6, and the movable flange 5 is fixed to prepare for the next winding operation.

Referring to fig. 1 again, the follow-up guide mechanism includes a Z-axis linear module 7, a Y-axis linear module 8 and a base frame 110, the Z-axis linear module 7 is vertically installed at one side of the winding machine main body 1, the Y-axis linear module 8 is transversely installed at the outer side of the Z-axis linear module 7, the base frame 110 is installed on the Y-axis linear module 8, and the fork pulling mechanism 11 is installed on the base frame 110. The purpose that this follow-up guiding mechanism set up is in order to guarantee to keep fixed angle between shift fork mechanism 11 and the winding drum 6 when the winding, every twines the ascending fixed height of round Z axle straight line module 7 (can set for according to the diameter of treating the winding hose), and the straight line module 8 of Y axle can guarantee that the hose is twined evenly on winding drum 6 makes a round trip simultaneously.

Referring to fig. 5, the fork pulling mechanism 11 includes a guide mechanism 9, a fixing plate 111, a rotating shaft 113, a sleeve 114, a pulling and inserting rod 118, a nylon wheel 120, a floating cylinder 121 and an anti-rolling wheel 122, the fixing plate 111 is mounted on the base frame 110, two ends of the rotating shaft 113 are mounted on the fixing plate 111 through a first bracket 112, the sleeve 114 is sleeved on the rotating shaft 113, the guide mechanism 9 is mounted on the sleeve 114, one end of the pulling and inserting rod 118 is connected with the sleeve 114, the other end of the pulling and inserting rod 118 is connected with the nylon wheel 120 through two fixing side plates 119, the floating cylinder 121 is mounted on the base frame 110, a power end of the floating cylinder 121 is movably connected with the pulling and inserting rod 118, and the anti-rolling wheel 122 is mounted at a lower side of. The floating cylinder 121 can eliminate a height error due to a change in the pressurized diameter of the hose.

In the embodiment of the present application, the guide mechanism 9 includes a second bracket 115, a first guide roller 116 and a second guide roller 117, two second brackets 115 are installed at the upper end of the sleeve 114, the first guide roller 116 is installed in the middle of the two second brackets 115, and the second guide roller 117 is installed on the upper portions of the two second brackets 115.

When the fork pulling mechanism 11 works specifically, the hose is guided between the first guide roller 116 and the second guide roller 117, and then is uniformly and accurately wound on the winding drum 6 along the nylon wheel 120, and the two fixed side plates 119 can also play a role in guiding.

Referring to fig. 1, the present invention further includes a light curtain frame 10 mounted on the base frame 110, wherein a light curtain is mounted on the light curtain frame 10, the light curtain frame 10 is located between the fork mechanism 11 and the hot-melting frame 12, and the light curtain is divided into an upper light curtain and a lower light curtain.

Because the mismatching of the linear feeding speed (controlled by the counting pressure feeding motor 16) and the winding speed (controlled by the driving motor 18) can cause the hose to float up and down between the upper and lower groups of light curtains, so as to shield the corresponding light curtain, the linear feeding speed can be allocated through the controller according to the shielding of the light curtain, specifically: in this embodiment, send linear speed to carry out third gear speed governing, if send linear speed to be greater than the winding speed, software can produce a crooked radian here, and lower light curtain can be sheltered from, stops sending the line this moment, if send linear speed to be less than the winding speed, the hose is straightened, goes up the light curtain and can be sheltered from, increases this moment and send linear speed, if send linear speed to be equal to the winding speed, the hose is in normal position, goes up the light curtain and all is sheltered from, normal work this moment.

Referring to fig. 6, the counting pressure feeding mechanism 14 includes a counting pressure feeding motor 16, a fixing frame 141, a pressure feeding cylinder 142, a pressure roller 143 and a counting pressure feeding roller 144, the fixing frame 141 is mounted on the hot melting frame 12, the pressure feeding cylinder 142 is mounted on the inner side of the upper end of the fixing frame 141, the pressure roller 143 is connected with the power end of the pressure feeding cylinder 142, the counting pressure feeding roller 144 is mounted on the fixing frame 141 below the pressure feeding roller 143, the counting pressure feeding motor 16 is mounted on the outer side of the fixing frame 141, and the power end of the counting pressure feeding motor 16 is connected with the counting pressure feeding roller 144. When the wire is fed, the pressure feed cylinder 142 can be adjusted according to different diameters of the hoses, the hoses can be matched between the pressure feed roller 143 and the counting pressure feed roller 144, the wire feeding speed is adjusted by driving the counting pressure feed motor 16, and the total length of the wire can be calculated by the counting pressure feed motor 16.

Referring to fig. 6, the hot-melt cutting mechanism 15 includes a first cylinder 151, an insulating tool holder 152, a hot-melt electrode 153, a second cylinder 154, a cutter 155 and an aluminum plate 156, the first cylinder 151 is installed above the hot-melt frame 12, the insulating tool holder 152 is installed at a power end of the first cylinder 151, two hot-melt electrodes 153 are installed on the insulating tool holder 152, the second cylinder 154 is installed below the hot-melt frame 12, the cutter 155 is connected with the power end of the second cylinder 154, the aluminum plate 156 is installed on the upper surface of the hot-melt frame 12 and corresponds to the hot-melt electrode 153, a cutter edge corresponding to the cutter 155 is further provided on the aluminum plate 156, and the hot-melt electrode 153 is connected with the hot-melt host 13. In this embodiment, the two hot-melt electrodes 153 are both positive electrodes, the aluminum plate 156 serves as a negative electrode, when the diameter of the machine winding pipe reaches a preset length or weight, the pipe feeding is stopped, the first cylinder 151 drives the insulating tool rest 152 to enable the two hot-melt electrodes 153 to be in contact with the aluminum plate 156, the hose between the hot-melt electrodes 153 and the aluminum plate 156 is heated to generate a hot-melt effect, and at the moment, the two cylinders 154 drive the cutter 155 to extend out from the cutter edge to cut off the hose.

The working principle of the automatic hose winding machine is that the counting pressure feeding mechanism 14 feeds the hose, the hose is conveniently fed to the winding drum 6 through the follow-up guide mechanism and the shifting fork mechanism 11 to be wound, when the diameter of the winding pipe of the machine reaches a preset length (which can be measured by the counting pressure feeding mechanism 14) or weight (which is measured by the weighing module 17), the hose feeding is stopped, and the hot melting cutting mechanism 15 cuts off the hose.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes or modifications may be made by the patentees within the scope of the appended claims, and within the scope of the invention, as long as they do not exceed the scope of the invention described in the claims.