Sand blasting equipment for surface treatment of aluminum profile

文档序号:387239 发布日期:2021-12-14 浏览:14次 中文

阅读说明:本技术 一种用于铝型材表面处理的喷砂设备 (Sand blasting equipment for surface treatment of aluminum profile ) 是由 罗铭强 黄和銮 李美玉 易鹏 金娜 林丽荧 于 2021-09-14 设计创作,主要内容包括:本发明公开了一种用于铝型材表面处理的喷砂设备,包括壳体、放置板、电机和砂箱;壳体:内部的左右两侧均设有支撑座,所述放置板底端的左右两侧均设有滑动块,所述滑动块与支撑座顶端的滑动槽滑动连接,所述电机设在壳体顶端的中部,所述电机的输出轴与固定杆顶端的中部连接,所述固定杆的外侧滑动连接有滑架,所述滑架的底端设有喷砂管,所述砂箱有两个且分别设在壳体顶端的左右两侧,所述砂箱的底端设有输送泵,输送泵的出料管与喷砂管的进料口连接,放置板的顶端设有固定单元,壳体的右侧面设有过滤单元,固定杆的侧面设有稳定组件,该用于铝型材表面处理的喷砂设备,固定牢固,喷砂均匀,实用性强,安全性高。(The invention discloses sand blasting equipment for surface treatment of aluminum profiles, which comprises a shell, a placing plate, a motor and a sand box, wherein the shell is provided with a plurality of sand blasting holes; a housing: the inside left and right sides all is equipped with the supporting seat, the left and right sides of placing the board bottom all is equipped with the sliding block, the sliding block is connected with the sliding tray sliding connection on supporting seat top, the middle part on the casing top is established to the motor, the output shaft of motor is connected with the middle part on dead lever top, the outside sliding connection of dead lever has the balladeur train, the bottom of balladeur train is equipped with sandblast pipe, the sand box has two and establishes respectively in the left and right sides on casing top, the bottom of sand box is equipped with the delivery pump, and the discharging pipe of delivery pump is connected with sandblast pipe's feed inlet, and the top of placing the board is equipped with fixed unit, and the right flank of casing is equipped with the filter unit, and the side of dead lever is equipped with stabilizing assembly, this a sand blasting equipment for aluminium alloy surface treatment, and is fixed firm, and the sandblast is even, and the practicality is strong, and the security is high.)

1. The utility model provides a sand blasting equipment for aluminium alloy surface treatment which characterized in that: comprises a shell (1), a placing plate (7), a motor (13) and a sand box (10);

housing (1): the left side and the right side of the interior of the shell are respectively provided with a supporting seat (8), the left side and the right side of the bottom end of the placing plate (7) are respectively provided with a sliding block (9), the sliding blocks (9) are connected with a sliding groove at the top end of the supporting seats (8) in a sliding manner, the motor (13) is arranged at the middle part of the top end of the shell (1), an output shaft of the motor (13) is connected with the middle part of the top end of a fixed rod (14), the outer side of the fixed rod (14) is connected with a sliding frame (12) in a sliding manner, the bottom end of the sliding frame (12) is provided with a sand spraying pipe (15), two sand boxes (10) are respectively arranged at the left side and the right side of the top end of the shell (1), the bottom end of each sand box (10) is provided with a conveying pump (11), a discharging pipe of each conveying pump (11) is connected with a feeding hole of each sand spraying pipe (15), the top end of the placing plate (7) is provided with a fixing unit (3), and the right side face of the shell (1) is provided with a filtering unit (4), a stabilizing assembly (5) is arranged on the side surface of the fixing rod (14), and a locking assembly (6) is arranged at the top end of the sliding frame (12);

wherein: still include controller (2), establish the left side at casing (1) in controller (2), the output of input electricity connection controller (2) of delivery pump (11) and motor (13), the output of external power source is connected to the input electricity of controller (2).

2. The sand blasting equipment for the surface treatment of the aluminum profile according to claim 1, characterized in that: fixed unit (3) contain two-way lead screw (31), splint (32), movable block (33) and runner (34), two-way lead screw (31) are rotated and are connected in the logical inslot of placing board (7) middle part, the screw thread at two-way lead screw (31) both ends is opposite, the leading flank of placing board (7) is established in runner (34), the rear end of runner (34) is connected with the front end of two-way lead screw (31), movable block (33) have two and respectively with the logical groove sliding connection who places board (7) middle part, the screw of movable block (33) side and the one end threaded connection of two-way lead screw (31), the top of movable block (33) is equipped with splint (32).

3. The sand blasting equipment for the surface treatment of the aluminum profile according to claim 1, characterized in that: the utility model discloses a dust collection device, including casing (1), filter unit (4), dust absorption pipe (41), air pump (42), active carbon (43) and rose box (44), the right flank in casing (1) is established in rose box (44), the top of rose box (44) is equipped with air pump (42), the right side in casing (1) inside is established in dust absorption pipe (41), dust absorption pipe (41) are linked together with air pump (42), active carbon (43) have been placed to the inside of rose box (44), the output of input electric connection director (2) of air pump (42).

4. The sand blasting equipment for the surface treatment of the aluminum profile according to claim 1, characterized in that: stabilize subassembly (5) and contain spout (51), T type slider (52) and connecting rod (53), spout (51) have two and control the correspondence and establish the top in casing (1), connecting rod (53) have two and establish respectively in the left and right sides of dead lever (14) both sides, the other end of connecting rod (53) is equipped with T type slider (52) with spout (51) sliding connection.

5. The sand blasting equipment for the surface treatment of the aluminum profile according to claim 1, characterized in that: locking subassembly (6) contain spring lever (61), inserted bar (62), handle (63) and connecting plate (64), the top at balladeur train (12) is established in spring lever (61), the front end of spring lever (61) is equipped with connecting plate (64), the leading flank of connecting plate (64) is equipped with handle (63), the trailing flank of connecting plate (64) is equipped with inserted bar (62).

6. The sand blasting equipment for the surface treatment of the aluminum profile according to claim 1, characterized in that: still include guard plate (16), shelves pole (17) and pivot (18), guard plate (16) articulates the top at casing (1) leading flank, pivot (18) have two and rotate the left and right sides of connecting in casing (1) leading flank respectively, the outside of pivot (18) is equipped with shelves pole (17).

7. The sand blasting equipment for the surface treatment of the aluminum profile according to claim 1, characterized in that: the sand box structure is characterized by further comprising a hanging rack (19) and a filter screen (20), wherein the hanging rack (19) is arranged on the left side and the right side of the top end of the filter screen (20), and the hanging rack (19) is clamped with a hanging groove in the top end of the sand box (10).

8. The sand blasting equipment for the surface treatment of the aluminum profile according to claim 1, characterized in that: still include protection casing (21) and card frame (22), the four corners of protection casing (21) bottom all is equipped with card frame (22), card frame (22) and the draw-in groove looks joint of casing (1) side.

9. The sand blasting equipment for the surface treatment of the aluminum profile according to claim 1, characterized in that: still include baffle (23) and case (24), the bottom at casing (1) left surface is established in case (24), the inside of case (24) is equipped with baffle (23).

10. The sand blasting equipment for the surface treatment of the aluminum profile according to claim 1, characterized in that: still include light (25), establish the trailing flank in casing (1) inside light (25), the output of the input electricity connection controller (2) of light (25).

Technical Field

The invention relates to the technical field of sand blasting equipment, in particular to sand blasting equipment for surface treatment of aluminum profiles.

Background

The abrasive material of the sand blasting machine impacts and cuts the surface of a workpiece, so that the surface of the workpiece obtains certain cleanliness and different roughness, and the mechanical property of the surface of the workpiece is improved, the fatigue resistance of the workpiece is improved, the adhesive force between the workpiece and a coating is increased, the surface of an aluminum profile needs to be subjected to sand blasting treatment in the process of processing the aluminum profile at present, the conventional sand blasting equipment is lack of fixing the aluminum profile, and meanwhile, the air is lack of filtering in the process of sand blasting, so that harmful air is harmful to personnel, the position of a sand blasting pipe cannot be adjusted according to the size of the aluminum profile, and the practicability of the device is further influenced.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, provides the sand blasting equipment for surface treatment of the aluminum profile, has firm fixation, uniform sand blasting, strong practicability and high safety, and can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a sand blasting device for surface treatment of aluminum profiles comprises a shell, a placing plate, a motor and a sand box;

a housing: the sand box comprises a placing plate, a motor, a sand blasting pipe, sand boxes, a conveying pump, a discharging pipe, a fixing unit, a filtering unit, a stabilizing assembly, a locking assembly and a locking assembly, wherein the supporting seats are arranged on the left and right sides of the inner part of the placing plate, sliding blocks are arranged on the left and right sides of the bottom end of the placing plate, the sliding blocks are connected with sliding grooves at the top ends of the supporting seats in a sliding mode, the motor is arranged in the middle of the top end of a shell, an output shaft of the motor is connected with the middle of the top end of the fixing rod, a sliding frame is connected to the outer side of the fixing rod in a sliding mode, the bottom end of the sliding frame is provided with the sand blasting pipe, the two sand boxes are arranged on the left and right sides of the top end of the shell respectively, the bottom end of the sand boxes is provided with the conveying pump, the discharging pipe of the conveying pump is connected with the feeding port of the sand blasting pipe, the top end of the placing plate is provided with the fixing unit, the right side surface of the shell is provided with the filtering unit, the stabilizing assembly is arranged on the side surface of the fixing rod;

wherein: the automatic feeding device is characterized by further comprising a controller, wherein the controller is arranged on the left side of the shell, the input ends of the conveying pump and the motor are electrically connected with the output end of the controller, and the input end of the controller is electrically connected with the output end of an external power supply.

At first with the aluminium alloy put the top of placing the board, promote to place the board and push the aluminium alloy inside the casing, slide the position that the balladeur train adjusted the sand blasting pipe according to the size of aluminium alloy, start the delivery pump and spout the inside grit of sand box to the aluminium alloy through the sand blasting pipe, the starter motor drives the sand blasting pipe rotatory simultaneously, and then makes the sandblast more even, also improves device's practicality simultaneously.

Further, fixed unit contains two-way lead screw, splint, movable block and runner, two-way lead screw rotates to be connected at the logical inslot of placing the board middle part, the screw at two-way lead screw both ends is opposite, the leading flank of placing the board is established to the runner, the rear end of runner is connected with the front end of two-way lead screw, the movable block have two and respectively with the logical groove sliding connection who places the board middle part, the screw of movable block side and the one end threaded connection of two-way lead screw, the top of movable block is equipped with splint, rotates the runner and drives two movable blocks and remove to drive splint and fix the aluminium alloy, prevent that gliding problem from appearing when the sandblast in the aluminium alloy.

Further, the filter unit contains dust absorption pipe, air pump, active carbon and rose box, the right flank at the casing is established to the rose box, the top of rose box is equipped with the air pump, the right side at the casing inside is established to the dust absorption pipe, the dust absorption pipe is linked together with the air pump, active carbon has been placed to the inside of rose box, the output of input electric connection controller of air pump starts inside the air pump inhales the rose box with the inside gas of casing, and the inside active carbon of rose box can filter the harmful substance in the gas, and then prevents that gaseous direct emission from causing the pollution of environment.

Further, it contains spout, T type slider and connecting rod to stabilize the subassembly, the spout has two and controls to correspond and establish the top at the casing, the connecting rod has two and establishes the left and right sides at the dead lever respectively, the other end of connecting rod is equipped with the T type slider with spout sliding connection, and T type slider slides in the spout to increase the stability of dead lever.

Further, the locking subassembly contains spring beam, inserted bar, handle and connecting plate, the spring beam is established on the top of balladeur train, the front end of spring beam is equipped with the connecting plate, the leading flank of connecting plate is equipped with the handle, the trailing flank of connecting plate is equipped with the inserted bar, loosens the handle and makes the spring beam kick-back to in the inserted bar that makes the connecting plate trailing flank inserted the slot of dead lever leading flank, and then carries out the locking to the position of balladeur train and fix.

Further, still include guard plate, shelves pole and pivot, the guard plate articulates the top at the casing leading flank, the pivot has two and rotates the left and right sides of connecting at the casing leading flank respectively, the outside of pivot is equipped with a shelves pole, covers the guard plate in the front side of casing, rotates the pivot and makes a shelves pole fix it to prevent that the sandblast from splashing and causing personnel's injury.

Further, still include stores pylon and filter screen, the left and right sides on filter screen top all is equipped with the stores pylon, the stores pylon is connected with the groove looks joint of hanging on sand box top, with the stores pylon card on filter screen top on the top of sand box, the filter screen can filter the grit.

Furthermore, the sand box also comprises a protective cover and a clamping frame, wherein the clamping frame is arranged at four corners of the bottom end of the protective cover, the clamping frame is clamped with the clamping groove in the side face of the shell, the clamping frame at the bottom end of the protective cover is clamped into the clamping groove in the side face of the shell, and the protective cover can prevent foreign matters from entering the sand box.

Further, still include baffle and case, the bottom at the casing left surface is established to the case, the inside of case is equipped with the baffle, and the inside baffle of case can conveniently separately be deposited instrument and spare part to be convenient for take.

Further, still include the light, the inside trailing flank of casing is established to the light, the output of input electric connection controller of light can provide the illumination to the casing is inside to the process of auxiliary personnel to the sandblast is looked over.

Compared with the prior art, the invention has the beneficial effects that: this a sand blasting equipment for aluminium alloy surface treatment has following benefit:

1. firstly, placing an aluminum profile on the top end of a placing plate, pushing the placing plate to push the aluminum profile into a shell, sliding a sliding frame according to the size of the aluminum profile to adjust the position of a sand blasting pipe, starting a conveying pump to blast sand in a sand box to the aluminum profile through the sand blasting pipe, and simultaneously starting a motor to drive the sand blasting pipe to rotate, so that sand blasting is more uniform, and meanwhile, the practicability of the device is improved;

2. the runner is rotated to drive the two movable blocks to move, so that the clamping plate is driven to fix the aluminum profile, the problem that the aluminum profile slides in the sand blasting process is solved, the handle is loosened to enable the spring rod to rebound, the inserted rod on the rear side face of the connecting plate is inserted into the slot on the front side face of the fixed rod, and the position of the sliding frame is locked and fixed;

3. the air pump is started to suck the air in the shell into the filter box, the active carbon in the filter box can filter harmful substances in the air, so that the environment pollution caused by direct emission of the air is prevented, and the T-shaped sliding block slides in the sliding groove, so that the stability of the fixing rod is improved;

4. the protection plate covers the front side of the shell, the rotating shaft is rotated to enable the stop rod to fix the protection plate, so that the sand blasting is prevented from splashing to cause injury of personnel, the clamping frame at the bottom end of the protection cover is clamped into the clamping groove in the side face of the shell, and the protection cover can prevent foreign matters from entering the sand box.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic view of the structure of the filter unit of the present invention.

FIG. 3 is a schematic view of the enlarged structure of part A of the present invention.

In the figure: the device comprises a shell 1, a controller 2, a fixed unit 3, a bidirectional screw 31, a clamping plate 32, a movable block 33, a rotating wheel 34, a filtering unit 4, a dust suction pipe 41, an air pump 42, activated carbon 43, a filtering box 44, a stabilizing component 5, a sliding chute 51, a sliding block 52T, a connecting rod 53, a locking component 6, a spring rod 61, an inserting rod 62, a pull handle 63, a connecting plate 64, a placing plate 7, a supporting seat 8, a sliding block 9, a sand box 10, a conveying pump 11, a sliding frame 12, a motor 13, a fixing rod 14, a sand blasting pipe 15, a protective plate 16, a gear lever 17, a rotating shaft 18, a hanging frame 19, a filtering net 20, a protective cover 21, a clamping frame 22, a partition plate 23, a storage box 24 and a lighting lamp 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment provides a technical solution: a sand blasting device for surface treatment of aluminum profiles comprises a shell 1, a placing plate 7, a motor 13 and a sand box 10;

a housing 1: the left side and the right side of the interior are both provided with a supporting seat 8, the left side and the right side of the bottom end of a placing plate 7 are both provided with a sliding block 9, the sliding block 9 is in sliding connection with a sliding groove at the top end of the supporting seat 8, a motor 13 is arranged in the middle of the top end of a shell 1, an output shaft of the motor 13 is connected with the middle of the top end of a fixed rod 14, the outer side of the fixed rod 14 is in sliding connection with a sliding frame 12, the bottom end of the sliding frame 12 is provided with a sand spraying pipe 15, two sand boxes 10 are respectively arranged at the left side and the right side of the top end of the shell 1, the bottom end of the sand box 10 is provided with a conveying pump 11, a discharge pipe of the conveying pump 11 is connected with a feed inlet of the sand spraying pipe 15, firstly, the aluminum profile is placed at the top end of the placing plate 7, the placing plate 7 is pushed to push the aluminum profile into the shell 1, the sliding frame 12 is slid according to adjust the position of the aluminum profile, the conveying pump 11 is started to spray sand in the sand box 10 to the aluminum profile through the sand spraying pipe 15, meanwhile, the motor 13 is started to drive the sand blasting pipe 15 to rotate, so that sand blasting is more uniform, the practicability of the device is improved, the fixing unit 3 is arranged at the top end of the placing plate 7, the fixing unit 3 comprises a bidirectional screw 31, a clamping plate 32, movable blocks 33 and a runner 34, the bidirectional screw 31 is rotatably connected in a through groove in the middle of the placing plate 7, threads at two ends of the bidirectional screw 31 are opposite, the runner 34 is arranged on the front side surface of the placing plate 7, the rear end of the runner 34 is connected with the front end of the bidirectional screw 31, the movable blocks 33 are provided with two parts which are respectively in sliding connection with the through groove in the middle of the placing plate 7, screw holes in the side surfaces of the movable blocks 33 are in threaded connection with one end of the bidirectional screw 31, the clamping plate 32 is arranged at the top end of the movable blocks 33, the runner 34 is rotated to drive the two movable blocks 33 to move, so as to drive the clamping plate 32 to fix the aluminum profile, the problem of sliding during sand blasting is prevented, the right side surface of the shell 1 is provided with the filtering unit 4, the filtering unit 4 comprises a dust suction pipe 41, an air pump 42, activated carbon 43 and a filtering box 44, the filtering box 44 is arranged on the right side of the casing 1, the top end of the filtering box 44 is provided with the air pump 42, the dust suction pipe 41 is arranged on the right side inside the casing 1, the dust suction pipe 41 is communicated with the air pump 42, the activated carbon 43 is placed inside the filtering box 44, the input end of the air pump 42 is electrically connected with the output end of the controller 2, the air pump 42 is started to suck the air inside the casing 1 into the filtering box 44, the activated carbon 43 inside the filtering box 44 can filter harmful substances in the air, further environment pollution caused by direct discharge of the air is prevented, the stabilizing assembly 5 is arranged on the side surface of the fixing rod 14, the stabilizing assembly 5 comprises a sliding groove 51, a T-shaped sliding block 52 and a connecting rod 53, the sliding groove 51 is provided with two left sides and right sides which are correspondingly arranged on the top end of the casing 1, the connecting rod 53 is provided with two sides which are respectively arranged on the left side and right side of the fixing rod 14, the other end of the connecting rod 53 is provided with a T-shaped sliding block 52 which is in sliding connection with the sliding groove 51, the T-shaped sliding block 52 slides in the sliding groove 51, so that the stability of the fixing rod 14 is improved, the top end of the carriage 12 is provided with a locking assembly 6, the locking assembly 6 comprises a spring rod 61, an inserting rod 62, a handle 63 and a connecting plate 64, the spring rod 61 is arranged at the top end of the carriage 12, the front end of the spring rod 61 is provided with the connecting plate 64, the front side surface of the connecting plate 64 is provided with the handle 63, the rear side surface of the connecting plate 64 is provided with the inserting rod 62, the handle 63 is loosened to enable the spring rod 61 to rebound, so that the inserting rod 62 at the rear side surface of the connecting plate 64 is inserted into the slot at the front side surface of the fixing rod 14, and the position of the carriage 12 is locked and fixed;

wherein: the sand blasting machine also comprises a controller 2, the controller 2 is arranged on the left side of the shell 1, the input ends of the conveying pump 11 and the motor 13 are electrically connected with the output end of the controller 2, the input end of the controller 2 is electrically connected with the output end of an external power supply, the sand blasting machine also comprises a protection plate 16, a stop lever 17 and a rotating shaft 18, the protection plate 16 is hinged to the top end of the front side surface of the shell 1, the rotating shaft 18 is provided with two parts which are respectively and rotatably connected with the left side and the right side of the front side surface of the shell 1, the stop lever 17 is arranged on the outer side of the rotating shaft 18, the protection plate 16 is covered on the front side of the shell 1, the stop lever 17 is fixed by rotating the rotating shaft 18, so that personnel injury caused by sand blasting splashing is prevented, the sand blasting machine also comprises a hanging rack 19 and a filter screen 20, the hanging racks 19 are arranged on the left side and the right side of the top end of the filter screen 20, the hanging rack 19 is clamped with the hanging groove at the top end of the sand box 10, the filter screen 20 can filter sand, still include protection casing 21 and card frame 22, the four corners of protection casing 21 bottom all is equipped with card frame 22, card frame 22 and the draw-in groove looks joint of casing 1 side, in the draw-in groove of card frame 22 card income casing 1 side with the protection casing 21 bottom, inside protection casing 21 can prevent that the foreign matter from getting into sand box 10, still include baffle 23 and case 24, the bottom at casing 1 left surface is established to case 24, the inside of case 24 is equipped with baffle 23, the inside baffle 23 of case 24 can conveniently separately be deposited instrument and spare part, thereby be convenient for take, still include light 25, light 25 is established at the inside trailing flank of casing 1, the input electricity connection director 2's of light 25 output, can provide the illumination to casing 1 inside, thereby the process of auxiliary personnel to the sandblast is looked over.

The working principle of the sand blasting equipment for the surface treatment of the aluminum profile provided by the invention is as follows: an external power supply is switched on, firstly, an aluminum profile is placed at the top end of the placing plate 7, the rotating wheel 34 is rotated to drive the two movable blocks 33 to move, so as to drive the clamping plate 32 to fix the aluminum profile, the problem that the aluminum profile slides in the sand blasting process is solved, then, the placing plate 7 is pushed to enable the aluminum profile to enter the inside of the shell 1, then, the carriage 12 is used to slide outside the fixed rod 14 according to the size of the aluminum profile, after the carriage 12 slides to a proper position, the pull handle 63 is loosened to enable the spring rod 61 to rebound, so that the inserted rod 62 on the rear side of the connecting plate 64 is inserted into the slot on the front side of the fixed rod 14, the position of the carriage 12 is locked and fixed, then, the sand is placed inside the sand box 10, the filter screen 20 inside the sand box 10 can effectively filter the sand, then, the conveying pump 11 is started to spray the sand inside the sand box 10 to the aluminum profile through the sand blasting pipe 15, simultaneously starter motor 13 drives the sand blasting pipe 15 rotatory, and then make the sandblast more even, start air pump 42 when the sandblast with the inside gas suction of casing 1 inside rose box 44 inside, rose box 44 inside active carbon 43 can filter the harmful substance in the gas, and then prevent that gaseous direct emission from causing the pollution of environment, cover guard plate 16 in the front side of casing 1 simultaneously, it fixes to rotate pivot 18 messenger shelves pole 17, thereby prevent that the sandblast from splashing and causing personnel's injury, at last with the card frame 22 card of protection casing 21 bottom advance the draw-in groove of casing 1 side in, protection casing 21 can prevent that the foreign matter from getting into inside sand box 10.

It should be noted that the controller 2 disclosed in the above embodiments is model S7-200, the air pump 42 can be freely configured according to the actual application, and it is suggested to use a turbine air pump model RB-21D, the delivery pump 11 can use a delivery pump model 50URGB5-40, the motor 13 can use a dc motor model D180M-0250030C-E, and the illumination lamp 25 can use an illumination lamp model XQS-XTD-3048. The controller 2 controls the operation of the air pump 42, the delivery pump 11, the motor 13 and the illumination lamp 25 by a method commonly used in the art.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

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