阅读说明：本技术 用于卷制细短筒的可移动压辊装置及小型双辊无损卷筒机 (Movable compression roller device for rolling thin and short cylinders and small double-roller lossless winding machine ) 是由 路庆杰 王庆森 刘超 安宾 梁金龙 于 2021-08-03 设计创作，主要内容包括：本发明公开了一种用于卷制细短筒的可移动压辊装置及小型双辊无损卷筒机,创新方案的要点是：在现有小型双辊卷筒机的基础上,增设该移动压辊装置,包括压紧丝杠、丝杠螺母、移动压辊支架、支架移动导轨、支架移动槽、双轮压紧器；可移动安装在左右两端压辊装置之间,依据需卷制圆筒的长度调整移动压辊装置安装位置,移动压辊装置辅助左右两端压辊装置有效压紧上钢辊和下衬胶辊。小型双辊无损卷筒机,使用该压辊装置,且柔性辊保证卷筒无损伤,解决了小型双辊卷筒机的细上钢辊刚性不够强,其两端被压紧而中间往往压不紧,使金属板受力不均,影响卷筒效果,不能满足用户卷制细短圆筒需要的技术问题；保证了细短筒卷筒质量,据需拓能、保质增效。(The invention discloses a movable compression roller device for rolling thin and short cylinders and a small double-roller lossless rolling machine, and the key points of the innovative scheme are as follows: the movable compression roller device is additionally arranged on the basis of the existing small double-roller winding machine and comprises a compression screw rod, a screw rod nut, a movable compression roller bracket, a bracket movable guide rail, a bracket movable groove and a double-wheel compactor; the movable roller device is movably arranged between the left and right roller devices, the installation position of the movable roller device is adjusted according to the length of a cylinder to be rolled, and the left and right roller devices are assisted by the movable roller device to effectively compress the upper steel roller and the lower rubber lining roller. The small double-roller lossless winding drum machine uses the compression roller device, and the flexible roller ensures that a winding drum is not damaged, so that the technical problems that the rigidity of a thin upper steel roller of the small double-roller winding drum machine is not strong enough, two ends of the thin upper steel roller are compressed, the middle of the thin upper steel roller is not compressed, the stress of a metal plate is uneven, the winding drum effect is influenced, and the requirement of a user for winding a thin and short cylinder can not be met are solved; the quality of the thin and short drum winding drum is ensured, and the energy is extended and the quality is guaranteed and the efficiency is increased according to the requirements.)

1. A movable compression roller device for rolling a thin and short cylinder comprises a compression screw, a screw nut, a movable compression roller bracket, a bracket moving guide rail, a bracket moving groove and a double-wheel compactor; the method is characterized in that: the compression screw rod and the locking nut are matched with each other, and the specification of the compression screw rod and the locking nut is the same as that of the compression screw rod and the locking nut of the left compression roller device; the movable compression roller support is a door-type support, the width of the door is equal to that of the left compression roller support, the height of the door is equal to that of the right compression roller support, and a compression screw hole is formed in the middle of the top of the door; the support moving guide rail is matched with the support moving groove, the length of the support moving guide rail is 2/3 of the length of the rubber lining section of the lower rubber lining roller, and a plurality of moving press roller support positioning holes are uniformly distributed; the support moving groove is matched with the moving guide rail and is provided with double-moving press roller support positioning holes, and the distance between the positioning holes on the moving groove is equal to that on the guide rail; the interconnection relationship is: the support moving groove is welded below the moving compression roller support, the screw nut is welded on a compression screw hole of the moving compression roller support, the compression screw is screwed in the screw nut, and the double-wheel compactor is installed at the lower end of the compression screw; the double-support movable guide rails are arranged on the front side and the rear side of the winding drum base and at positions corresponding to the rubber lining sections of the lower rubber lining roller, and the double-support movable grooves and the movable compression roller device are integrally and movably arranged on the double-support movable guide rails.

2. The movable compression roller device for rolling the thin and short cylinder according to claim 1, wherein the double-wheel compactor comprises a compactor frame, a ball bearing pulley, a pulley shaft and a lead screw sleeve; double-pulley shaft mounting holes are formed in the front and the rear of the compactor frame, the ball bearing pulley is a 6306 deep groove ball bearing pulley, and the pulley shaft is matched with the ball bearing pulley; the lead screw sleeve is welded on the compactor frame, the ball bearing pulley is arranged on the pulley shaft, and the double pulley shafts are arranged in the pulley shaft mounting holes in front of and behind the compactor frame; the upper steel roller and the lower rubber-lined roller can be pressed by manually rotating the pressing screw rod and the double-wheel pressing device.

3. A small double-roller lossless winding drum machine comprises a winding drum machine base, an upper steel roller, a lower lining rubber roller, a left compression roller device, a movable compression roller device, a right compression roller device, a speed reducing motor, a coupler and a rubber roller bearing box; the method is characterized in that: the movable roller device is the movable roller device for rolling the thin and short tube as claimed in claim 1; has the function of rolling a thin metal plate into a thin and short cylinder.

Technical Field

The invention belongs to the technical field of small double-roller plate bending machines, and relates to a movable auxiliary compression roller device for bending a thin and short cylinder.

Background

The plate bending machine is a device for bending and forming a plate by utilizing working rolls, and parts in different shapes such as a cylindrical part, a conical part and the like can be formed by utilizing the working rolls in different shapes; the large and medium-sized plate bending machine is a three-roller (one upper roller and two lower rollers) or four-roller plate bending machine, and each working roller is a steel roller (a rigid roller); the working principle of the three-roller plate bending machine is as follows: the flat plastic metal plate passes through three working rollers of the plate bending machine, and is continuously bent for multiple times (inner layer compression deformation, middle layer invariance and outer layer tension deformation) by means of the downward pressing of the upper roller and the rotary motion of the lower roller, so as to generate permanent plastic deformation, and the metal plate is rolled into a required cylinder and a required conical cylinder; can process plates with the thickness of 250 mm and the width of 4000 mm.

A small-sized double-roller plate bending machine, namely an upper steel roller and a lower rubber roller (flexible roller) type small-sized double-roller lossless winding drum machine; the double-roller double-pressure double-roller driving device mainly comprises a machine base, double roller rollers, a double-roller device, a driving device, a coupler and a bearing box; the double-compression roller device comprises a mechanical compression roller device and a hydraulic compression roller device; the working principle of the double-roller winding machine is as follows: the flat plastic metal plate is arranged between two working rollers of a winding drum machine, the upper steel roller presses the metal plate and the lower rubber roller, the metal plate is deformed along with the radial depression of the lower rubber roller, and then the two rollers are driven to rotate oppositely, so that the plate is continuously bent (continuously point-bent) into a cylinder; the upper steel roller can be replaced according to the specification (diameter) of the cylinder to be rolled; is suitable for bending and rolling metal plates with the thickness of 2-4mm and the width of 200-1500 mm.

The existing small-sized double-roller winding machine has the following defects: (1) the thin and short (the length is less than 200mm, the diameter is less than 80mm, and the wall thickness is less than 2 mm) cylinder is not suitable for being rolled, because the corresponding thin upper steel roller needs to be replaced when the thin and short cylinder is rolled, the rigidity of the thin upper steel roller is not strong enough, the mechanical compression roller device and the hydraulic compression roller device are positioned at two ends of the upper steel roller, the span is large, the middle of the thin upper steel roller is not pressed tightly, so that the stress of a metal plate is uneven, and the winding drum effect (including the production efficiency and the winding drum quality) is influenced; (2) the Jingjin environmental protection products company Limited is the biggest filter press manufacturer in the world, and the produced coated stainless steel type anticorrosive filter press needs a large amount of stainless steel cylinders with various specifications, and the existing small-sized double-roller drum machine cannot meet the requirements of high-efficiency and high-quality production of the cylinders with various specifications needed by the coated stainless steel type filter press.

Disclosure of Invention

The invention aims to overcome the defects of the existing small double-roller winding machine, solve the technical problems that the rigidity of a thin upper steel roller of the small double-roller winding machine is not strong enough, the two ends of the small double-roller winding machine are pressed tightly, the middle of the small double-roller winding machine is not pressed tightly, the stress of a metal plate is uneven, the winding effect is influenced, and the requirement of a user for winding a thin and short cylinder cannot be met, and provide a movable compression roller device for winding the thin and short cylinder and the small double-roller lossless winding machine; the invention relates to a small double-roller lossless winding machine, in particular to a small double-roller lossless winding machine with a movable pressing roller device for winding thin and short tubes, which is abbreviated for short because the number of characters of the patent name is limited.

The invention solves the problems of the prior art and adopts the innovative technical scheme that: a movable press roller device for rolling thin and short cylinders (hereinafter referred to as a movable press roller device); the main point of the general technical scheme is that compared with the prior art, the innovative general structure has the prominent substantive characteristics that: on the basis of the existing small double-roller winding machine, a movable compression roller device for winding a thin and short barrel is additionally arranged, and comprises a compression screw rod, a screw rod nut, a movable compression roller bracket, a bracket moving guide rail, a bracket moving groove and a double-wheel compactor; the movable compression roller device is movably arranged between the left and right compression roller devices, the installation position of the movable compression roller device is adjusted according to the length of the cylinder to be rolled, the movable compression roller device assists the left and right compression roller devices to effectively compress the upper steel roller and the lower lining rubber roller, and the flexible roller ensures that the winding drum is not damaged; therefore, the technical problems that the rigidity of the thin upper steel roller of the small double-roller winding machine is not strong enough, the two ends of the thin upper steel roller are compressed, the middle of the thin upper steel roller is not pressed tightly, the stress of a metal plate is uneven, the winding effect is influenced, and the requirement of a user for winding a thin short cylinder cannot be met are solved.

The specific design scheme is as follows: the compression screw rod and the locking nut are matched with each other, and the specification of the compression screw rod and the locking nut is the same as that of the compression screw rod and the locking nut of the left compression roller device; the movable compression roller support is a door-type support, the width of the door is equal to that of the left compression roller support, the height of the door is equal to that of the right compression roller support, and a compression screw hole is formed in the middle of the top of the door; the support moving guide rail is matched with the support moving groove, the length of the support moving guide rail is 2/3 of the length of the rubber lining section of the lower rubber lining roller, and a plurality of moving press roller support positioning holes are uniformly distributed; the support moving groove is matched with the moving guide rail and is provided with double-moving press roller support positioning holes, and the distance between the positioning holes on the moving groove is equal to that on the guide rail; the double-wheel compactor comprises a compactor frame, a ball bearing pulley, a pulley shaft and a lead screw sleeve; the front and the back of the compactor frame are provided with double-pulley shaft mounting holes, the ball bearing pulley is a 6306 deep groove ball bearing pulley, and the pulley shaft is matched with the ball bearing pulley.

The connection relation of the main parts is as follows: for convenience of explanation, a winding drum machine base closely related to the movable compression roller device is added; (1) assembling the double-wheel compactor: the lead screw sleeve is welded on the compactor frame, the ball bearing pulley is arranged on the pulley shaft, and the double pulley shafts are arranged in the pulley shaft mounting holes in front of and behind the compactor frame; (2) assembling the movable pressing roller device: the support moving groove is welded below the moving compression roller support, the screw nut is welded on a compression screw hole of the moving compression roller support, the compression screw is screwed in the screw nut, and the double-wheel compactor is installed at the lower end of the compression screw; (3) moving the assembly of the compression roller device: the double-support movable guide rails are assembled on the front side and the rear side of the winding drum base and at positions corresponding to the rubber lining sections of the lower rubber lining roller, the double-support movable grooves and the movable compression roller devices are integrally movably arranged on the double-support movable guide rails, and the upper steel roller and the lower rubber lining roller can be compressed by manually rotating the compression screw rod and the double-wheel compressor.

The invention also provides a small double-roller lossless winding machine, which uses the movable compression roller device for winding the thin and short tube; the small double-roller lossless winding drum machine mainly comprises a winding drum machine base, an upper steel roller, a lower lining rubber roller, a left compression roller device, a movable compression roller device, a right compression roller device, a speed reducing motor, a coupler and a rubber roller bearing box; the function of rolling the thin metal plate into a thin and short cylinder is achieved without pre-bending and subsequent shaping.

The movable compression roller device for rolling the thin and short cylinder and the small double-roller lossless rolling machine have the advantages of uniform compression roller force and reliable rolling cylinder quality, and the movable compression roller device can be moved; the movable compression roller device for rolling the thin and short cylinder is additionally arranged, and the compression roller devices at the left end and the right end are assisted to effectively compress the upper steel roller and the lower rubber lining roller, so that the metal plate is uniformly stressed, the quality of the thin and short cylinder winding drum is ensured, the production efficiency of the thin and short cylinder is improved, and the requirement of a user for rolling the thin and short cylinder is met; can be expanded and the effect can be enhanced according to the requirements.

Drawings

FIG. 1 is a schematic view of the movable roller device for rolling thin and short tube according to the present invention.

Fig. 2 is a schematic diagram of a double-wheel compactor of the movable compression roller device for rolling the thin and short tube.

FIG. 3 is a front view of the movable roller assembly and a corresponding small-sized twin-roller lossless winding machine for winding thin and short bobbins in accordance with the present invention.

FIG. 4 is a top view of the movable roller assembly and a corresponding small-sized twin-roller lossless rolling machine for rolling thin and short rolls according to the present invention.

Fig. 5 is a schematic view of the upper and lower rolls and the driving part of the small two-roll lossless reeling machine of the present invention.

Fig. 6 is a schematic view of the left mechanical press roll device of the small two-roll lossless rolling machine of the present invention.

Fig. 7 is a schematic view of a right hydraulic pressure roller device of the small-sized twin-roller lossless coiler of the present invention.

FIG. 8 is a top view of the right platen roller frame of the small two-roller lossless coiler of the present invention (including the right frame runner and the right frame slide plate fit together).

FIG. 9 is a schematic view of the upper shaft right sleeve of the small two roll lossless coiler of the present invention.

Reference numerals: 1-a reel base, 2-an upper roller, a lower roller, a drive, 3-a left mechanical roller device (a left roller device for short), 4-a movable roller device (a movable roller device for short or the invention for short) for rolling thin and short cylinders, 5-a right hydraulic roller device (a right roller device for short), 6-a speed reducing motor, 7-a lower lining rubber roller, 8-a rubber roller bearing box, 9-a motor base, 10-a bearing base, 11-a left roller support, 12-a pressing screw, 13-an upper shaft left sleeve, 14-a left lower frame, 15-a left upper flip cover, 16-a left support shaft pin, 17-a screw nut, 18-a movable roller support, 19-a support movable guide rail, 20-a support movable groove, 21-an upper steel roller and 22-a double-wheel presser, 23-a manual hydraulic pump, 24-a hydraulic oil cylinder, 25-a right compression roller support, 26-a right support sliding assembly, 27-an upper shaft right sleeve, 28-a right support sliding groove, 29-a right support sliding plate, 30-an upper shaft right outer sleeve, 31-an upper shaft right PP inner sleeve, 32-a compactor frame, 33-a ball bearing pulley, 34-a pulley shaft and 35-a screw rod sleeve.

Detailed Description

The technical solution of the embodiment of the present invention will be described below with reference to the accompanying drawings of an embodiment of the present invention for a movable roller device for rolling a thin and short tube and a small-sized twin-roller lossless rolling machine, and the described embodiment is only a part of the preferred embodiment of the present invention, but not all of the preferred embodiment. All other embodiments, such as a movable roller device with the same movable roller and similar structure, which are not inventive by those skilled in the art based on the embodiments of the present invention, belong to the protection scope of the present invention.

Example 1

A movable press roller device 4 for rolling a thin and short tube (simply referred to as a movable press roller device); the main points of the overall embodiment of the innovation are: on the basis of the existing small-sized double-roller winding machine, a movable pressing roller device 4 for winding a thin and short cylinder is additionally arranged, and comprises a pressing screw rod 12, a screw rod nut 17, a movable pressing roller bracket 18, a bracket movable guide rail 19, a bracket movable groove 20 and a double-wheel presser 22; the movable compression roller device 4 is movably arranged between the left and right compression roller devices, the installation position of the movable compression roller device 4 is adjusted according to the length of the cylinder to be rolled, the movable compression roller device 4 assists the left and right compression roller devices to effectively compress the upper steel roller 21 and the lower rubber lining roller 7, and the flexible roller ensures that the winding drum is not damaged; the detailed description is as follows.

The specification of the compression screw rod 12 is the same as that of the compression screw rod 12 of the left compression roller device 3; the compression screw rod 12 is screwed in the screw rod nut 17, and the double-wheel compressor 22 is arranged at the lower end of the compression screw rod 12; the device is used for manually rotating the hold-down screw 12 so that the double-wheel hold-down device 22 can hold down the upper steel roller 21 and the lower rubber-lined roller 7.

The specification of the locking nut 17 is matched with that of the compression screw rod 12; the screw nut 17 is welded on a pressing screw hole of the movable press roll bracket 18; for screwing the hold-down screw 12 and enabling the hold-down screw 12 to rotate vertically.

The movable compression roller support 18 is a door-type support, the width of the door is equal to that of the left compression roller support 11, the height of the door is equal to that of the right compression roller support 25, and a compression screw hole is formed in the middle of the top of the door; the bracket moving groove 20 is welded below the moving press roll bracket 18, and the screw nut 17 is welded on a pressing screw hole of the moving press roll bracket 18; for supporting the hold-down screw 12 and the double wheel hold-down 22.

The support moving guide rail 19 is a guide rail matched with the support moving groove, the length of the guide rail is 2/3 of the length of the rubber lining section of the lower rubber lining roller 7, and a plurality of positioning holes of the moving press roller support 18 are uniformly distributed; the double-bracket moving guide rails 19 are arranged at the front and the rear sides of the reel base 1 and at the positions corresponding to the rubber lining sections of the lower rubber lining roller 7; for movably mounting the moving roller device 4.

The support moving groove 20 is a moving groove matched with the moving guide rail 19 and is provided with a positioning hole of the double-moving pressing roller support 18, and the distance between the positioning holes on the moving groove is equal to that on the guide rail; the bracket moving groove 20 is welded under the moving press roller bracket 18, and the whole moving press roller device 4 is movably installed on the double-bracket moving guide rail 19 by the double-bracket moving groove 20.

The double-wheel compactor 22 comprises a compactor frame 32, a ball bearing pulley 33, a pulley shaft 34 and a screw rod sleeve 35; the front and the back of the compactor frame 32 are provided with mounting holes of double pulley shafts 34, the ball bearing pulley 33 is a 6306 deep groove ball bearing pulley, and the pulley shaft 34 is matched with the ball bearing pulley 33; the screw rod sleeve 35 is welded on the compactor frame 32, the ball bearing pulley 33 is arranged on the pulley shaft 34, and the double pulley shafts 34 are arranged in the mounting holes of the pulley shafts 34 in the front and the rear of the compactor frame 32; the double-wheel compactor 22 is integrally arranged at the lower end of the compaction screw rod 12; the pressing screw rod 12 and the double-wheel presser 22 are manually rotated to press the upper steel roller 21 and the lower rubber lining roller 7 in a sliding way.

The movable press roller device 4 for rolling the thin and short cylinder has the advantages of uniform press roller and press roller force and reliable quality of the winding cylinder; the technical problems that the rigidity of a thin upper steel roller of a small double-roller winding machine is not strong enough, two ends of the thin upper steel roller are pressed tightly, the middle of the thin upper steel roller is not pressed tightly, so that the stress of a metal plate is uneven, the winding effect is influenced, and the requirement of a user for winding a thin and short cylinder cannot be met are solved; the quality of the thin and short cylinder winding drum is guaranteed, the production efficiency of the thin and short cylinder is improved, and the requirement of a user for winding the thin and short cylinder is met.

Example 2

A small-sized double-roller lossless winding machine (for short, a double-roller winding machine) uses a movable pressing roller device 4 (for short, a movable pressing roller device) for winding thin and short bobbins, which is provided by the invention; the double-roller winding machine mainly comprises a winding machine base 1, an upper steel roller 21, a lower rubber lining roller 7, a left pressing roller device 3, a movable pressing roller device 4, a right pressing roller device 5, a speed reducing motor 6, a coupler and a rubber roller bearing box 8, wherein the upper steel roller 21, the lower rubber lining roller 7 and the speed reducing motor 6 form an upper roller, a lower roller and a drive 2; the function of rolling the thin metal plate into a thin and short cylinder is achieved without pre-bending and subsequent shaping. The invention shares the technical part with the prior art, and is manufactured according to the current standard of double-roller plate bending machine in the mechanical industry of China; the detailed description is as follows.

The reel base 1 comprises a reel base, a motor base 9 and a bearing seat 10; the reel machine base is a rectangular frame type base; the motor base and the bearing seat are welded at corresponding positions of the base of the winding drum machine and used for installing various parts of the winding drum machine.

The upper steel roller 21 can be replaced by a corresponding upper steel roller 21 according to the specification (diameter) of the cylinder to be rolled, and is arranged in the upper shaft left sleeve 13 and the upper shaft right sleeve 31 and used for pressing the metal plate and the lower rubber lining roller 7 so that the metal plate deforms along with the radial depression of the lower rubber lining roller 7.

The lower rubber lining roller 7 is a steel roller core with a shaft and is externally lined with a rubber lining roller, and the flexible roller ensures that a winding drum is not damaged; is arranged in a double-rubber-roller bearing box 8 and is connected with a speed reducing motor 6 through a coupler; is used for cooperating with the upper steel roller 21 to drive the metal plate to rotate, so that the plate is continuously bent and rolled into a cylinder.

The left press roll device 3 is a manual press roll device with a reversible upper part and comprises a left press roll bracket 11, a compression screw rod 12, an upper shaft left sleeve 13, a left bracket shaft pin 16 and a screw rod nut 17; the left compression roller bracket 11 comprises a left lower frame 14 and a left upper flip cover 15, wherein the left upper flip cover 15 is arranged on the left lower frame 14 and movably connected by a left bracket shaft pin 16, the left bracket shaft pin 16 is taken out, and the rolled cylinder is taken out by the left upper flip cover 15 which can be turned; for mounting and pressing the left end of the upper steel roll 21.

The movable compression roller device 4 comprises a compression screw 12, a screw nut 17, a movable compression roller bracket 18, a bracket moving guide rail 19, a bracket moving groove 20 and a double-wheel compressor 22; the movable installation is between the left and right ends compression roller device for assisting the left and right ends compression roller device to effectively compress the upper steel roller 21 and the lower rubber lining roller 7.

The right compression roller device 5 is a hydraulic compression roller device and comprises a manual hydraulic pump 23, a hydraulic oil cylinder 24, a right compression roller bracket 25, a right bracket sliding assembly 26 and an upper shaft right sleeve 27; a right bracket sliding assembly 26, which comprises a right bracket sliding groove 28 and a right bracket sliding plate 29; the upper shaft right sleeve 27 comprises an upper shaft right outer sleeve 30 and an upper shaft right PP inner sleeve 31; the upper shaft right sleeve 27 is arranged outside a right bracket sliding plate 29, and the right bracket sliding plate 29 is connected with a piston rod of the hydraulic oil cylinder 24; the upper shaft right sleeve 27 can move up and down along with the extension of a piston rod of the hydraulic oil cylinder 24 and is used for installing and pressing the right end of the upper steel roller 21.

The speed reducing motor 6 comprises a driving motor and a speed reducer; the speed reducer is provided with an output shaft and is connected with a lower rubber lining roller 7 by a coupler; for driving the lower rubber-lined roll 7.

The working process of the double-roller winding machine comprises the following steps: (1) preparation work: the corresponding upper steel roller 21 is replaced according to the specification (diameter) of the cylinder to be rolled; moving the movable roller device 4 to be installed at a proper position; the left compression roller device 3, the movable compression roller device 4 and the right compression roller device 5 jointly press the upper steel roller 21 and the lower rubber lining roller 7; (2) rolling a cylinder: placing a flat plastic metal plate between two rollers of a winding drum machine, pressing the metal plate and a lower rubber lining roller 7 by an upper steel roller 21, starting a speed reducing motor 6 after the metal plate is deformed along with the radial depression of the lower rubber lining roller 7, driving the lower rubber lining roller 7 by the motor, and driving the upper steel roller 21 to rotate in opposite directions by friction force so as to continuously roll the plate into a cylinder; (3) taking out the cylinder: and (3) taking out the left bracket shaft pin 16 and the upper shaft left sleeve 13, turning the left upper turning cover 15 to take out the rolled cylinder, and then restoring the equipment to the working state.

The small double-roller lossless winding machine provided by the invention has the beneficial effects that the movable press roller devices 4 for winding the thin and short cylinder are additionally arranged, and the left and right press roller devices are assisted to effectively press the upper steel roller 21 and the lower rubber lining roller 7, so that the metal plate is uniformly stressed, the quality of the thin and short cylinder winding machine is ensured, the production efficiency of the thin and short cylinder is improved, and the requirement of a user for winding the thin and short cylinder is met; can be expanded and the effect can be enhanced according to the requirements.