阅读说明：本技术 一种永磁起重吸盘 (Permanent magnet lifting suction cup ) 是由 邱霞 于 2021-10-13 设计创作，主要内容包括：本发明公开了一种永磁起重吸盘,涉及机械工程技术领域。本发明包括吸盘,所述吸盘内部中轴处开设有气槽一,本发明通过通过清洁机构,可在吸盘每次使用时都对底部进行清洁,从而避免吸盘底部会附着有过多杂质的情况,塑料刮板二会对塑料刮板一没有清洁完毕的一些较小的杂质进行清洁,当塑料板一碰到一些较为坚硬的附着物时会通过与刮块连接的弹力板向后移动一端距离,从而可避免塑料刮板一硬与杂质接触从而造成塑料刮板一的损坏,塑料刮板二也可通过弯杆挤压小弹簧向内部收缩,从而达到对塑料刮板二的保护,也变相的增加了塑料刮板一和塑料刮板二使用寿命,也避免了由于是塑料的材质从而在进行清洁时会经常被损坏的情况。(The invention discloses a permanent magnet lifting sucker, and relates to the technical field of mechanical engineering. The invention comprises a sucker, wherein a first air groove is formed in the middle shaft inside the sucker, the bottom of the sucker can be cleaned every time the sucker is used through a cleaning mechanism, thereby avoiding the situation that excessive impurities are adhered to the bottom of the sucker, cleaning some small impurities which are not cleaned by the first plastic scraper by the second plastic scraper, when the plastic board touches some hard attachments, the elastic board connected with the scraping block moves backwards for a certain distance, thereby avoiding the damage of the first plastic scraper caused by the hard contact of the first plastic scraper and impurities, and the second plastic scraper can also extrude the small spring to shrink inwards through the bent rod, therefore, the second plastic scraper is protected, the service lives of the first plastic scraper and the second plastic scraper are prolonged in a phase-changing mode, and the condition that the second plastic scraper and the first plastic scraper are damaged frequently when cleaning is carried out due to the fact that the second plastic scraper is made of plastic is avoided.)

1. A permanent magnet lifting suction cup comprises a suction cup (1) and is characterized in that: the central shaft of the inner part of the sucking disc (1) is provided with a first air groove (11), the inner part of the first air groove (11) is connected with an arc-shaped plate (12) in a sliding manner, the bottom of the arc-shaped plate (12) is fixedly connected with a first fixing rod (13), the bottom of the first fixing rod (13) penetrates through the bottom of the inner wall of the first air groove (11) and extends to the outside, the bottom of the first fixing rod (13) is fixedly connected with a first rotating shaft (14), the left side and the right side of the first rotating shaft (14) are both rotatably connected with connecting rods (15), one side of each connecting rod (15) far away from the first rotating shaft (14) is provided with a square block (16), the left side and the right side of the bottom of the sucking disc (1) are both provided with a first sliding groove, the two square blocks (16) are both connected inside the two first sliding grooves in a sliding manner, one side of each square block (16) far away from each other is provided with a sliding mechanism (17), and the left side and right side of the sucking disc (1) are both provided with a rectangular groove, two equal sliding connection in rectangular inslot portion has pushing mechanism (18).

2. The permanent magnet lifting suction cup according to claim 1, wherein a first air pipe (111) is fixedly connected to each of the left side and the right side of the top of the first air groove (11), a second air groove (112) is arranged at each of the upper ends of the left side and the right side of the first air groove (11), one end, away from the first air groove (11), of each of the two first air pipes (111) is fixedly connected to the upper ends of the two second air grooves (112), a sliding block (113) is slidably connected to the inside of each of the two second air grooves (112), a second air pipe (115) is fixedly connected to each of the two second air grooves (112), a first fixing block (116) is fixedly connected to the bottom of the inner wall of the two air pipes (115), an elastic rope (117) is fixedly connected to each of the two first fixing blocks (116), a clamping block (118) is fixedly connected to each of the two elastic ropes (117), and a push rod (119) is fixedly connected to each of the two clamping blocks (118).

3. The permanent magnet lifting sucker according to claim 1, wherein the square block (16) comprises a rotating rod (w 1), a roller (w 2) and a first connecting block (w 3), the rotating rod (w 1) is rotatably connected inside the square block (16), a second sliding groove is formed in the left side of the square block (16), the roller (w 2) is rotatably connected inside the sliding groove, and the first connecting block (w 3) is arranged inside the roller (w 2).

4. The permanent magnet lifting suction cup as claimed in claim 1, wherein the sliding mechanism (17) comprises a second fixed block (a 1), a second fixed rod (a 2), a cleaning mechanism (a 3), a second connecting block (a 4) and a concave block (a 5), the right side of the second fixed block (a 1) is fixedly connected with the left side of the first connecting block (w 3), the second fixed rod (a 2) is fixedly connected to the bottom of the second fixed block (a 1), the cleaning mechanisms (a 3) are fixedly connected to the front end and the rear end of the second fixed rod (a 2), the second connecting block (a 4) is screwed to the bottom of the second fixed rod (a 2), and the concave block (a 5) is fixedly connected to the bottom center shaft of the second connecting block (a 4).

5. A permanent magnet lifting suction cup according to claim 4, characterized in that the cleaning mechanism (a 3) comprises an arc block (a 31), a cylindrical rod (a 32), a limit block (a 33), a roller (a 34), a long fixing plate (a 35), a short fixing plate (a 36) and a counterweight block (a 37) inside, the cylindrical rod (a 32) is fixedly connected with the upper end inside the arc-shaped block (a 31), the limit blocks (a 33) are fixedly connected with the left side and the right side of the inner wall of the arc-shaped block (a 31), the rollers (a 34) are arranged on the side where the two arc blocks (a 31) are close to each other, the equal fixed connection of long fixed plate (a 35) is in the left and right sides of roller bearing (a 34), the equal fixed connection of short fixed plate (a 36) is lower extreme on roller bearing (a 34), two square groove has all been seted up to short fixed plate (a 36) inside, the equal sliding connection of balancing weight (a 37) is in two square inslot portions.

6. The permanent magnet lifting suction cup as claimed in claim 5, wherein the outer surface of the cylindrical rod (a 32) is sleeved with four scraping blocks (q 1), the number of the scraping blocks (q 1) is four, one side of each scraping block (q 1) which is far away from the other scraping block is provided with a limiting clamping block (q 2), the four limiting clamping blocks (q 2) are fixedly connected to the outer surface of the cylindrical rod (a 32), the tops of the four scraping blocks (q 1) are fixedly provided with a first plastic scraping plate (q 3), one sides of the four scraping blocks (q 1) which are close to each other are fixedly connected with elastic plates (q 4), and the tops of the two scraping blocks (q 1) which are located inside are provided with a second rotating shaft (q 5).

7. The permanent magnet lifting suction cup as claimed in claim 6, wherein a first arc-shaped plate (q 51) is rotatably connected to the upper end of the second rotating shaft (q 5), a first arc-shaped block (q 52) is fixedly connected to the upper end of the first arc-shaped plate (q 51), a second arc-shaped block (q 53) is arranged at the lower end of the first arc-shaped plate (q 51), a sliding plate (q 54) is slidably connected to the inner portion of the second arc-shaped block (q 53), a bent rod (q 55) is fixedly connected to the top of the sliding plate (q 54), one end, away from the sliding plate (q 54), of the bent rod (q 55) is fixedly connected to the lower end of the first arc-shaped plate (q 51), and a second plastic scraper (q 56) is fixedly mounted to the top of the first arc-shaped plate (q 51).

8. The permanent magnet lifting suction cup as claimed in claim 2, wherein the pushing mechanism (18) comprises a rectangular block (181), a first clamping plate (182), a long rod (183) and a second clamping plate (184) inside, the left side of the rectangular block (181) is fixedly connected with the right side of the push rod (119), the first clamping plate (182) is slidably connected inside the rectangular block (181), the long rod (183) is fixedly connected at the bottom of the first clamping plate (182), the bottom of the long rod (183) penetrates through the bottom of the inner wall of the rectangular block (181) and extends to the outside, and the second clamping plate (184) is fixedly connected at the bottom of the long rod (183).

Technical Field

The invention belongs to the technical field of mechanical engineering, and particularly relates to a permanent magnet lifting sucker.

Background

The permanent magnetic chuck is also called a magnetic chuck, is a magnetic clamp widely applied in the machining fields of machinery factories, die factories and the like, and can greatly improve the clamping efficiency of magnetic conductive steel materials. The permanent magnetic chuck takes high-performance rare earth material neodymium iron boron (N is more than 40) as an inner core, and a chuck handle is pulled by hand to rotate, so that a magnetic force system of the neodymium iron boron in the chuck is changed, and the machined workpiece is sucked or released;

however, after the existing permanent magnet chuck is used for lifting an iron object by using magnetic force, impurities are attached to the bottom of the chuck, and can be slowly accumulated along with the increase of the service life of the chuck, so that the impurities can be adsorbed to the bottom of the chuck more, the magnetic force of the chuck on the object can be affected to a certain extent, and the permanent magnet lifting chuck is very inconvenient.

Disclosure of Invention

The invention aims to provide a permanent magnet lifting sucker, which solves the existing problems.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a permanent magnet lifting sucker which comprises a sucker, wherein a first air groove is formed in a center shaft in the sucker, an arc plate is connected to the inside of the first air groove in a sliding mode, a first fixing rod is fixedly connected to the bottom of the arc plate, the bottom of the first fixing rod penetrates through the bottom of the inner wall of the first air groove and extends to the outside, a first rotating shaft is fixedly connected to the bottom of the first fixing rod, connecting rods are rotatably connected to the left side and the right side of the first rotating shaft, square blocks are arranged on the left side and the right side of the bottom of the sucker, the two square blocks are slidably connected to the inside of the first two sliding grooves, a sliding mechanism is arranged on one side, away from each other, of the two square blocks, a rectangular groove is formed in the left side and the right side of the sucker, and a pushing mechanism is slidably connected to the inside of the two rectangular grooves.

Further, the equal fixedly connected with trachea one in side about gas groove one top, the side upper end all is provided with gas groove two about gas groove one, two the equal sliding connection in gas groove two inside has a slider, two the equal fixedly connected with trachea two in one side that gas groove two kept away from each other, two the equal fixedly connected with fixed block one in two trachea inner wall bottoms, two the equal fixedly connected with stretch cord in one side, two are kept away from each other to fixed block one the equal fixedly connected with fixture block in one side that the stretch cord was kept away from each other, two the equal fixedly connected with push rod in one side that the fixture block was kept away from each other.

Further, square piece is inside to include bull stick, gyro wheel and connecting block one, the bull stick rotates to be connected inside square piece, spout two has been seted up on square piece left side, gyro wheel roll connection is inside the spout, the inside connecting block one that is provided with of gyro wheel.

Further, the sliding mechanism comprises a second fixed block, a second fixed rod, a cleaning mechanism, a second connecting block and a concave block, the right side of the second fixed block is fixedly connected with the left side of the first connecting block, the second fixed rod is fixedly connected to the bottom of the second fixed block, the cleaning mechanism is fixedly connected to the front end and the rear end of the second fixed rod, the second connecting block is in threaded connection with the bottom of the second fixed rod, and the concave block is fixedly connected to the middle shaft of the bottom of the second connecting block.

Further, inside arc piece, cylinder pole, stopper, roller bearing, long fixed plate, short fixed plate and the balancing weight of including of clean mechanism, cylinder pole fixed connection is in the inside upper end of arc piece, the equal fixed connection of stopper is on the left and right sides of arc piece inner wall, the roller bearing all sets up the one side that is close to each other at two arc pieces, the equal fixed connection of long fixed plate is on the left and right sides of roller bearing, the equal fixed connection of short fixed plate is at the roller bearing upper and lower extreme, two square groove has all been seted up to short fixed plate inside, the equal sliding connection of balancing weight is inside two square grooves.

Further, the cylinder pole surface all has cup jointed and has scraped the piece, scrape a quantity and be four, four scrape one side that the piece kept away from each other and all be provided with spacing fixture block, four the equal fixed connection of spacing fixture block is at the cylinder pole surface, four scrape the equal fixed mounting in piece top and have plastics scraper blade one, four scrape the equal fixedly connected with elastic plate in one side that the piece is close to each other, be located inside two scrape the piece top and all be provided with pivot two.

Further, the upper end of the rotating shaft is rotatably connected with a first arc-shaped plate, the upper end of the first arc-shaped plate is fixedly connected with a first arc-shaped block, the lower end of the first arc-shaped plate is provided with a second arc-shaped block, a sliding plate is slidably connected inside the second arc-shaped block, a bent rod is fixedly connected to the top of the sliding plate, one end, far away from the sliding plate, of the bent rod is fixedly connected with the lower end of the arc-shaped plate, and a plastic scraper plate is fixedly mounted at the top of the second arc-shaped plate.

Further, inside rectangular block, cardboard one, stock and the cardboard two of including of pushing mechanism, rectangular block left side and push rod right side fixed connection, inside a cardboard sliding connection is at rectangular block, stock fixed connection is in cardboard one bottom, the stock bottom runs through rectangular block inner wall bottom and extends to the outside, two fixed connection of cardboard are in the stock bottom.

The invention has the following beneficial effects:

the cleaning mechanism can clean the bottom of the sucker each time the sucker is used, so that the situation that excessive impurities are attached to the bottom of the sucker is avoided, the plastic scraper blade II can clean small impurities which are not cleaned of the plastic scraper blade I, when the plastic plate I touches hard attachments, the plastic scraper blade II can move backwards for a certain distance through the elastic plate connected with the scraping block, so that the damage of the plastic scraper blade I caused by the contact of the hard plastic scraper blade I and the impurities can be avoided, the plastic scraper blade II can also extrude the small spring to shrink inwards through the bent rod, so that the protection of the plastic scraper blade II is achieved, the service lives of the plastic scraper blade I and the plastic scraper blade II are prolonged, and the situation that the plastic scraper blade I and the plastic scraper blade II are frequently damaged during cleaning due to the plastic material is also avoided.

The sliding mechanism pushed to the upper part can be pushed to the bottom again through the pushing mechanism, so that the sliding mechanism can be smoothly retracted to the bottom of the sucker to wait for next use, the cleaning mechanism can be driven to clean the bottom of the sucker when the sliding mechanism is retracted, cleaned impurities can be collected in the concave block to be stored, and the cleaned impurities are prevented from falling onto sucked objects.

According to the invention, through the second rotating shaft, the impurities on the tops of the two long fixing plates are more, the two long fixing plates can incline towards the sides until the impurities are discharged, and the balancing weights positioned in the two end fixing plates can apply pressure downwards through gravity, so that the two long fixing plates can be positioned on the left side and the right side all the time, the effect of indirectly discharging the impurities into the arc-shaped blocks is achieved, the condition that blockage is caused by excessive impurities is avoided, and the situation that the scraped impurities fall out of the concave blocks due to excessive impurity discharge at one time is also avoided.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

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

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

FIG. 2 is a schematic view of the internal structure of the sucker of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is an enlarged view of a portion B of FIG. 2 according to the present invention;

FIG. 5 is a schematic diagram of the internal structure of the square block of the present invention;

FIG. 6 is a schematic view of the internal structure of the sliding mechanism according to the present invention;

FIG. 7 is a schematic view showing the internal structure of the cleaning mechanism of the present invention;

FIG. 8 is an enlarged view of a portion of C of FIG. 7 according to the present invention;

FIG. 9 is a schematic view of the internal structure of a second rotating shaft according to the present invention;

fig. 10 is a schematic view of the internal structure of the pushing mechanism of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

the device comprises a suction cup 1, a first air groove 11, a first air pipe 111, a second air groove 112, a sliding block 113, a second air pipe 115, a first fixed block 16, an elastic rope 117, a clamping block 118, a push rod 119, an arc-shaped plate 12, a first fixed rod 13, a first rotating shaft 14, a connecting rod 15, a square block 16, a rotating rod w1, a roller w2, a first connecting block w3, a sliding mechanism 17, a second fixed block a1, a second fixed rod a2, a cleaning mechanism a3, an arc-shaped block a31, a cylindrical rod a32, a scraping block q1, a limiting clamping block q2, a first plastic scraping plate q3, an elastic plate q4, a second rotating shaft q5, a first arc-shaped plate q51, a first arc-shaped block q52, a second arc-shaped block q53, a sliding plate q54, a bent rod q55, a plastic scraping plate q56, a limiting block a 367, a roller 34, a long fixed plate 35, a short fixed plate 35, a balancing weight a35, a second connecting block 36183, a concave block 183, a pushing block 181, a long clamping plate 184, a long clamping plate 87418 and a long clamping plate mechanism.

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.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 1-10, the invention relates to a permanent magnet lifting suction cup, which comprises a suction cup 1, wherein a first air groove 11 is formed in a center shaft inside the suction cup 1, an arc 12 is slidably connected inside the first air groove 11, a first fixing rod 13 is fixedly connected to the bottom of the arc 12, the bottom of the first fixing rod 13 penetrates through the bottom of the inner wall of the first air groove 11 and extends to the outside, a first rotating shaft 14 is fixedly connected to the bottom of the first fixing rod 13, connecting rods 15 are rotatably connected to the left side and the right side of the first rotating shaft 14, square blocks 16 are arranged on the sides, far away from the first rotating shaft 14, of the two connecting rods 15, a first sliding groove is formed in the left side and the right side of the bottom of the suction cup 1, the two square blocks 16 are slidably connected inside the two first sliding grooves, sliding mechanisms 17 are arranged on the sides, rectangular grooves are formed in the left side and the right side of the suction cup 1, and pushing mechanisms 18 are slidably connected inside the two rectangular grooves.

Equal fixedly connected with trachea one 111 in side about 11 top of gas tank, side upper end all is provided with two 112 in the gas tank about 11, the one end that gas tank one 11 was kept away from to two trachea one 111 all with two 112 upper end fixed connection in the gas tank, two 112 inside equal sliding connection in the gas tank have slider 113, two 112 equal fixedly connected with trachea two 115 in one side of keeping away from each other in the gas tank, two 115 equal fixedly connected with fixed block one 116 in trachea two 115 inner wall bottom, two equal fixedly connected with stretch cord 117 in one side of keeping away from each other in fixed block 116, the equal fixedly connected with fixture block 118 in one side of keeping away from each other in two stretch cord 117, the equal fixedly connected with push rod 119 in one side of keeping away from each other in two fixture blocks 118.

Inside bull stick w1, gyro wheel w2 and a connecting block w3 of including of square piece 16, bull stick w1 rotates to be connected inside square piece 16, and square piece 16 has seted up the left side spout two, and gyro wheel w2 roll connection is inside the spout, and gyro wheel w2 is inside to be provided with a connecting block w 3.

The sliding mechanism 17 internally comprises a second fixed block a1, a second fixed rod a2, a cleaning mechanism a3, a second connecting block a4 and a concave block a5, the right side of the second fixed block a1 is fixedly connected with the left side of a first connecting block w3, the second fixed rod a2 is fixedly connected to the bottom of the second fixed block a1, the cleaning mechanisms a3 are fixedly connected to the front end and the rear end of the second fixed rod a2, the second connecting block a4 is in threaded connection with the bottom of the second fixed rod a2, and the concave block a5 is fixedly connected to a center shaft at the bottom of the second connecting block a 4.

Cleaning mechanism a3 is inside including arc piece a31, cylinder pole a32, stopper a33, roller a34, long fixed plate a35, short fixed plate a36 and balancing weight a37, cylinder pole a32 fixed connection is at the inside upper end of arc piece a31, stopper a33 all fixed connection is on arc piece a31 inner wall left and right sides, roller a34 all sets up the one side that two arc pieces a31 are close to each other, long fixed plate a35 all fixed connection is on roller a34 left and right sides, short fixed plate a36 all fixed connection is at roller a34 upper and lower end, two short fixed plate a36 are inside all seted up square groove, balancing weight a37 all sliding connection is inside two square grooves, through cleaning mechanism a3, can clean the bottom when sucking disc 1 uses at every time, thereby avoid the condition that the sucking disc 1 bottom can adhere to too much impurity, plastics scraper two q56 can clean some less impurity that the plastics scraper blade q3 has not been cleaned completely, when some attachment of a q3 can touch through the hard elastic block 4 can pass through scraping force of the elastic plate 1 can be connected with the scraping plate q The plastic scraper q3 is prevented from being damaged due to the fact that the plastic scraper q3 is hard to contact with impurities, the plastic scraper q56 can also extrude the small spring to shrink inwards through the bent rod q55, the plastic scraper q56 is protected, the service lives of the plastic scraper q3 and the plastic scraper q56 are prolonged, and the situation that the plastic scraper q3 is damaged frequently during cleaning is avoided.

Cylinder pole a32 surface has all cup jointed and has scraped piece q1, scrape piece q1 quantity and be four, four scrape that one side that piece q1 kept away from each other all is provided with spacing fixture block q2, four equal fixed connection of spacing fixture block q2 are at cylinder pole a32 surface, four scrape the equal fixed mounting in one side that piece q1 top has a plastics scraper blade q3, four scrape the equal fixedly connected with elastic plate q4 in one side that piece q1 is close to each other, it all is provided with two q5 of pivot to be located inside two scrape a q1 tops.

The upper end of the rotating shaft second q5 is rotatably connected with an arc-shaped plate first q51, the upper end of the arc-shaped plate first q51 is fixedly connected with an arc-shaped block first q52, the lower end of the arc-shaped plate first q51 is provided with an arc-shaped block second q53, the inside of the arc-shaped block second q53 is slidably connected with a sliding plate q54, the top of the sliding plate q54 is fixedly connected with a bent rod q55, one end of the bent rod q55, far away from the sliding plate q54, is fixedly connected with the lower end of the arc-shaped plate first q51, the top of the arc-shaped plate first q51 is fixedly provided with a plastic scraper second q56, through the rotating shaft second, the impurities on the tops of the two long fixed plates a35 are more, the two long fixed plates a35 are inclined towards the sides until the impurities are discharged, pressure is exerted downwards through gravity on the balancing weights a37 inside the two end fixed plates a36, so that the two long fixed plates a35 are always located on the left side and the right side, the effect of indirectly discharging the impurities into the arc-shaped block a1 is achieved, and the situation that the blockage caused by too much impurities is avoided, it is also avoided that the scraped foreign matters fall to a place other than the recessed piece a5 because the foreign matters are discharged too much at one time.

Inside including rectangular block 181, cardboard 182, stock 183 and cardboard two 184, rectangular block 181 left side and push rod 119 right side fixed connection, cardboard 182 sliding connection is inside rectangular block 181, stock 183 fixed connection is in cardboard 182 bottom, stock 183 bottom runs through rectangular block 181 inner wall bottom and extends to the outside, cardboard two 184 fixed connection is in the stock 183 bottom, through pushing mechanism 18, can push away the sliding mechanism 17 of top again to the bottom, thereby make it withdraw the bottom of sucking disc 1 smoothly, wait for next use, and still can drive cleaning mechanism a3 and clean sucking disc 1 bottom when sliding mechanism 17 returns, and can collect the impurity that cleans down and save in concave block a5, the impurity that has also avoided cleaning down can fall on the article that absorbs up.

One specific application of this embodiment is: the sucking disc 1 is driven by the top to move downwards slowly, the rotating shaft I14 at the bottom is contacted with an object firstly, at the moment, the fixing rod I13 is pushed and drives the arc-shaped plate 12 to move towards the upper part of the air groove I1, the air in the air groove I11 is extruded into the air groove II 112 through the air pipe I111 while the arc-shaped plate 12 moves, the connecting rods 15 at the left side and the right side move upwards slowly along with the rotating shaft I14 to push the square blocks 16 at the two sides to move towards the directions away from each other, the two square blocks 16 push the two sliding mechanisms 17 to move when moving, the two sliding mechanisms 17 clean sundries attached to the bottom of the sucking disc 1 through the cleaning mechanisms a3, at the moment, the four plastic scraping plates I q3 are contacted with the bottom of the sucking disc 1 to clean the bottom of the sucking disc 1 when moving, and the plastic scraping plates II q56 clean some small impurities which are not cleaned by the plastic scraping plates I q3 completely, when the plastic plate q3 touches some hard attachments, the elastic plate q4 connected with the scraping block q1 moves backwards for a certain distance, so that the damage of the plastic scraping plate q3 caused by hard contact of the plastic scraping plate q3 and impurities can be avoided, the plastic scraping plate q56 can also extrude a small spring to shrink inwards through a bent rod q55, so that the protection of the plastic scraping plate q56 is achieved, and when the sliding mechanisms 17 on the two sides extend to the farthest position, the distance between the sucking disc 1 and the object to be sucked is closer to the original distance due to the downward movement of the sucking disc 1; the sliding mechanisms 17 on both sides move upwards along with the sliding groove two through the two rollers w2, the air in the air groove two 112 will gradually increase, the sliding block 113 will be pushed by the air to move slowly to the right and will press the spring one on the right, along with the pushing of the sliding block 113, the air in the air groove two 112 will also gradually flow into the air pipe two 115, the block 118 will be pushed by the air to drive the push rod 119 to move to the right, along with the movement of the push rod 119, the pushing mechanism 18 will be pushed out of both sides of the western sucker 1, when the two fixed blocks two a1 move upwards, the block two 184 will be pushed to the block two 184 and make the block two 184 move upwards through the long rod 183 for a part of distance, the block one 182 will be pushed by the long rod 183 to press the spring two inside, when the spring pushes the sliding block 113 to the original position slowly after the operation of the sucker 1, the spring two will also push the long rod 183 to push the fixed block two a1 downwards, along with the sliding block 113 pushing the air into the air groove one 11 and pushing the air pipe two 115 to recover the air, the elastic rope 117 can withdraw the push rod 119 to the original position, the pushed-out pushing mechanism 18 can be withdrawn to the inside of the sucking disc 1 along with the push rod 119 again, the scraped impurities can all fall into the arc-shaped block a31, along with the sliding of the limiting block a33 to the middle, the impurities at the tops of the two long fixing plates a35 are more, the two long fixing plates a35 can incline to the sides until the impurities are discharged, the weight-balancing blocks a37 positioned inside the two end fixing plates a36 can exert pressure downwards through gravity, and therefore the two long fixing plates a35 can be positioned on the left side and the right side all the time.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.