A tower platform automatic feeding and shot blasting mechanism

Abstract

The present application belongs to tower machine parts machining technical field, especially a tower machine platform automatic feeding shot blasting mechanism, aiming at the problem that the prior art cannot perform overall shot blasting on the plate at one time, cannot automatically feed and discharge the plate, and is used for shot blasting of each surface of the plate, the following scheme is presented, which comprises: a first shot blasting chamber and a second shot blasting chamber, a plurality of first shot blasting machines are fixedly connected to the top of the first shot blasting chamber, a plurality of second shot blasting machines are fixedly connected to the bottom of the first shot blasting chamber on both sides, and third shot blasting machines are fixedly connected to the inner walls of the sides away from each other of the second shot blasting chamber, in the present application, the cooperation of the feeding metal conveyor belt and the first metal conveyor belt can perform shot blasting on the top and bottom of the plate at one time, in addition, when the plate enters the second shot blasting chamber, the cooperation of the third shot blasting machine and the driving blade drives the hollow disc to rotate, thereby being capable of performing shot blasting on the side surface of the plate without dead angle.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of tower crane part machining, and particularly relates to a tower crane platform automatic feeding and shot blasting mechanism. BACKGROUND

[0002] Now, the plate of the processed tower crane needs to be shot blasted before welding, so that the surface of the part can be cleaned, and the hardness of the part can be increased. In the processing of the tower crane parts, the plate welded on the platform tower crane needs to be shot blasted before processing.

[0003] In the prior art, the following problems still exist when the plate is shot blasted:

[0004] 1. Because the volume of the plate to be shot blasted is large, the plate can only be shot blasted on each surface separately in the process of shot blasting, and the plate cannot be shot blasted integrally at one time, so that the shot blasting efficiency is low.

[0005] 2. When the plate is shot blasted on each surface, the plate needs to be transported to the shot blasting machine for shot blasting on the other surface. Because the volume of the plate is large, the transportation process is time-consuming and laborious, and the plate cannot be automatically fed and discharged for shot blasting on each surface.

[0006] In view of the above problems, the present application provides a tower crane platform automatic feeding and shot blasting mechanism. SUMMARY

[0007] The present application provides a tower crane platform automatic feeding and shot blasting mechanism, which solves the shortcomings that the plate cannot be shot blasted integrally at one time, and the plate cannot be automatically fed and discharged for shot blasting on each surface in the prior art.

[0008] The present application provides the following technical solutions:

[0009] A tower crane platform automatic feeding and shot blasting mechanism, comprising: a first shot blasting chamber and a second shot blasting chamber, a plurality of first shot blasting machines are fixedly connected to the top of the first shot blasting chamber, a plurality of second shot blasting machines are fixedly connected to the bottom of the first shot blasting chamber on both sides, third shot blasting machines are fixedly connected to the inner walls of the sides of the second shot blasting chamber away from each other, and the first shot blasting machines, the second shot blasting machines and the third shot blasting machines have the same structure, and a bearing hollow disc is arranged in the second shot blasting chamber.

[0010] A first shot blasting structure is arranged in the first shot blasting chamber and is used for simultaneously shot blasting the top and the bottom of the plate.

[0011] A second shot blasting structure is arranged at the bottom of the bearing hollow disc and is used for shot blasting the side surface of the plate.

[0012] The blanking structure is arranged in the bearing hollow disc and is used for automatically conveying the plate finished with the shot blasting to the outside.

[0013] In a possible design, the first shot blasting structure comprises a feeding metal conveyor belt arranged in the first shot blasting chamber, and one side of the feeding metal conveyor belt extends to one side of the first shot blasting chamber; a plurality of first metal conveyor belts are arranged below the first shot blasting machine in the first shot blasting chamber; a plurality of second shot blasting machines are arranged between the feeding metal conveyor belt and the first metal conveyor belts and between the first metal conveyor belts; a second metal conveyor belt is arranged in the first shot blasting chamber, and one side of the second metal conveyor belt away from the feeding metal conveyor belt extends to the second shot blasting chamber; the feeding metal conveyor belt conveys the plate to the first metal conveyor belts; when the plate passes through the feeding metal conveyor belt and the first metal conveyor belts or the spacing between the first metal conveyor belts, the second shot blasting machine performs shot blasting on the bottom of the plate; when the plate is on the top of the first metal conveyor belt, the first shot blasting machine performs shot blasting on the top of the plate from top to bottom, thereby enabling the top and the bottom of the plate to be shot blasted at one time.

[0014] In a possible design, the second shot blasting structure comprises a circular ring fixedly connected to the bottom of the bearing hollow disc, the outer wall of the circular ring is fixedly connected with a plurality of driving blades, the bottom of the second shot blasting chamber is fixedly connected with a gas cylinder, the output shaft of the gas cylinder is fixedly connected with a sliding column, the top end of the sliding column is rotationally connected with the bottom of the bearing hollow disc, the top end of the sliding column is fixedly connected with a first electromagnet capable of magnetically attracting the plate, and the two third shot blasting machines are staggered; when the third shot blasting machines spray the side surface of the plate to the obliquely downward direction, the shot blasting of the two third shot blasting machines can just impact the driving blades on the outer wall of the circular ring, thereby driving the bearing hollow disc to rotate and enabling the side surface of the plate to be shot blasted without dead angle.

[0015] In a possible design, the blanking structure comprises two rotating rods penetrating through the bearing hollow disc, the outer wall of each of the two rotating rods is fixedly sleeved with two synchronous wheels, the two synchronous wheels on the same side are connected through a synchronous belt transmission, the two ends of each of the two rotating rods are fixedly connected with a rotating arm, the rotating arm is rotatably penetrated through with a rotating column, the two ends of the rotating column are fixedly connected with a bearing block for lifting the plate, the bearing hollow disc is provided with a transmission cavity, the outer wall of one of the rotating rods is fixedly sleeved with a gear located in the transmission cavity, the bottom of the first shot blasting chamber is fixedly connected with a conical shell for protecting the air cylinder, the conical shell is sleeved on the outer wall of the sliding column in a sliding mode, the top of the conical shell is fixedly connected with a fixed rod, one side of the fixed rod is fixedly connected with a rack engaged with the gear, the two sides of the bearing hollow disc are fixedly connected with a limiting block for limiting the rotating arm, so as to avoid the downward rotation of the rotating arm under the action of gravity, the sliding column is driven downward by the air cylinder, the rack extends into the transmission cavity and is engaged with the gear, the rotating rod is driven to rotate through the cooperation of the rack and the gear, the rotating arm is driven to rotate through the rotating rod, the bearing block can lift the plate, the plate can be conveyed to the metal blanking conveyor through the rotation of the rotating rod, and automatic blanking is completed after shot blasting.

[0016] In a possible design, the bottom of the bearing hollow disc is fixedly connected with a positive magnet, one side of the sliding column is fixedly connected with a second electromagnet matched with the positive magnet, one side of the sliding column is fixedly connected with a fourth contact piece, the top of the conical shell is fixedly connected with a third contact piece matched with the fourth contact piece, and the third contact piece and the fourth contact piece are electrically connected with the second electromagnet, when the side surface shot blasting of the plate is completed, the sliding column is driven downward by the air cylinder until the fourth contact piece is butted against the third contact piece, the second electromagnet is electrified, and since the bearing hollow disc continues to rotate under the action of inertia when the sliding column moves downward, the second electromagnet magnetically attracts the positive magnet after the second electromagnet is electrified, thereby positioning the bearing hollow disc, so that the plate can be conveyed to the metal blanking conveyor through the bearing block in the later stage.

[0017] In a possible design, the top inner wall of the conical shell is fixedly connected with a first contact piece, one side of the sliding column is fixedly connected with a second contact piece matched with the first contact piece, and the first contact piece and the second contact piece are electrically connected with the first electromagnet, when the sliding column drives the bearing hollow disc to move upward, the contact between the second contact piece and the first contact piece can make the first electromagnet be electrified, and then the first electromagnet magnetically attracts the plate on the bearing hollow disc, thereby avoiding the movement of the plate on the bearing hollow disc during shot blasting.

[0018] In a possible design, the top of the bearing hollow disc is provided with a plurality of guide wheels through the base, the second shot blasting chamber is provided with a metal unloading conveying belt away from the side of the first shot blasting chamber, and the metal unloading conveying belt extends to one side of the second shot blasting chamber. When the second metal conveying belt conveys the plate to the bearing hollow disc, the plate can be stably placed on the bearing hollow disc through the plurality of guide wheels.

[0019] In a possible design, the first shot blasting machine comprises an integrally cast box body and a diffusion ring. The box body is fixedly connected with a feeding pipe extending above the first shot blasting chamber away from the diffusion ring. A rotating shaft is rotatably connected in the box body. A shot blasting blade is fixedly sleeved on the outer wall of the rotating shaft. A driving motor is fixedly connected on one side of the box body. The output shaft of the driving motor is fixedly connected with one end of the rotating shaft through a shaft coupling. A guide plate for guiding the shot blasting is fixedly connected in the box body.

[0020] In a possible design, the top of the bearing block is fixedly embedded with a positioning magnet. When the bearing block lifts the plate, the magnetic adsorption of the positioning magnet on the plate can prevent the plate from falling off the bearing block during movement. Similarly, the magnetic adsorption of the positioning magnet on the plate can ensure that the direction of the positioning magnet is always upward, facilitating the later bonding of the bearing block and the bottom of the plate, and enabling the bearing block to stably convey the plate to the metal unloading conveying belt.

[0021] In a possible design, the top of the first shot blasting chamber is provided with a plurality of exhaust fans. The top of the first shot blasting chamber is fixedly connected with a plurality of exhaust pipes matched with the exhaust fans. A plurality of V-shaped baffles for protecting the exhaust fans are arranged in the first shot blasting chamber. The V-shaped baffles are fixedly connected with the inner wall of the top of the first shot blasting chamber through a plurality of connecting pipes. When the plate is subjected to shot blasting on the top and the bottom in the first shot blasting chamber, iron filings, dust and other dust particles are generated. When the second shot blasting machine performs oblique upward shot blasting, the V-shaped baffles can prevent the shot blasting from impacting the exhaust fans. The exhaust fans can discharge the dust particles generated during shot blasting to the outside and perform dust suppression treatment on the dust particles, avoiding environmental pollution. In addition, when the first shot blasting machine, the second shot blasting machine and the third shot blasting machine perform shot blasting, the shot blasting falls on the bottom of the first shot blasting chamber and the second shot blasting chamber. The conveying mechanism (the conveying mechanism can be a conveying roller or an air suction pump, which is not limited here) can re-convey the shot blasting of the first shot blasting machine, the second shot blasting machine and the third shot blasting machine, so as to reuse the shot blasting.

[0022] It should be understood that the foregoing general description and the following detailed description are only exemplary and do not limit the present application.

[0023] In the application, the first shot blasting chamber is provided with a plurality of first metal conveying belts below the first shot blasting machine, and a plurality of second shot blasting machines are respectively arranged between the feeding metal conveying belt and the first metal conveying belt and between the first metal conveying belts, the first shot blasting chamber is provided with a second metal conveying belt, and the second metal conveying belt extends into the second shot blasting chamber away from the side of the feeding metal conveying belt, the feeding metal conveying belt conveys the plate to the first metal conveying belt, when the plate passes through the feeding metal conveying belt and the first metal conveying belt or the interval between the first metal conveying belts, the second shot blasting machine performs shot blasting on the bottom of the plate, when the plate is on the top of the first metal conveying belt, the first shot blasting machine performs shot blasting on the top of the plate from top to bottom, thereby being capable of performing shot blasting on the top and bottom of the plate at one time;

[0024] In the application, the bottom of the hollow disc is fixedly connected with a circular ring, the outer wall of the circular ring is fixedly connected with a plurality of driving blades, the top end of the sliding column is rotationally connected with the bottom of the hollow disc, the top end of the sliding column is fixedly connected with a first electromagnet for magnetically attracting the plate, and the two third shot blasting machines are staggered, when the third shot blasting machines spray shot blasting to the side surface of the plate in the obliquely downward direction, the shot blasting of the two third shot blasting machines can just stagger to impact the driving blades on the outer wall of the circular ring, so that the hollow disc can be driven to rotate, and shot blasting can be performed on the side surface of the plate without dead angle.

[0025] In the application, two rotating rods are rotationally penetrated in the hollow disc, the two rotating rods are drivingly connected through a synchronous wheel and a synchronous belt, both ends of each of the two rotating rods are fixedly connected with a rotating arm, a rotating column is rotationally penetrated in the rotating arm, both ends of the rotating column are fixedly connected with a bearing block, the outer wall of one of the rotating rods is fixedly sleeved with a gear, and one side of the fixed rod is fixedly connected with a rack engaged with the gear, the gear is engaged with the rack when the sliding column is driven downward by the air cylinder, the rack drives the rotating rod to rotate through cooperation of the gear, the rotating arm is driven to rotate by the rotating rod, the bearing block can lift the plate, and the plate can be conveyed to the discharging metal conveying belt by the bearing block with rotation of the rotating rod, and automatic discharging after shot blasting is completed;

[0026] In the present application, the bottom of the bearing hollow disc is fixedly connected with a positive magnet, one side of the sliding column is fixedly connected with a second electromagnet matched with the positive magnet, one side of the sliding column is fixedly connected with a fourth contact piece, the top of the conical shell is fixedly connected with a third contact piece matched with the fourth contact piece, and the third contact piece and the fourth contact piece are electrically connected with the second electromagnet, when the side surface of the plate is finished by shot blasting, the cylinder drives the sliding column to move downward until the fourth contact piece is butt-jointed with the third contact piece, the second electromagnet is electrified, and since the bearing hollow disc continues to rotate under the action of inertia when the sliding column moves downward, the second electromagnet magnetically adsorbs the positive magnet after being electrified, thereby positioning the bearing hollow disc, and facilitating the bearing block to convey the plate to the unloading metal conveying belt.

[0027] In the present application, the top inner wall of the conical shell is fixedly connected with a first contact piece, one side of the sliding column is fixedly connected with a second contact piece matched with the first contact piece, and the first contact piece and the second contact piece are electrically connected with the first electromagnet, when the sliding column pushes the bearing hollow disc to move upward, the contact between the second contact piece and the first contact piece can make the first electromagnet be electrified, and then the first electromagnet magnetically adsorbs the plate on the bearing hollow disc, thereby avoiding the plate from moving on the bearing hollow disc during shot blasting.

[0028] In the present application, the cooperation of the feeding metal conveying belt and the first metal conveying belt can shot blast the top and bottom of the plate at one time, in addition, when the plate enters the second shot blasting chamber, the cooperation of the third shot blasting machine and the driving blade drives the bearing hollow disc to rotate, thereby shot blasting the side surface of the plate without dead angle, and the plate can be automatically discharged from the second shot blasting chamber after shot blasting. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a three-dimensional structure schematic view of the tower crane platform automatic feeding shot blasting mechanism provided by the embodiment of the present application;

[0030] Figure 2 It is a three-dimensional sectional structure schematic view of the tower crane platform automatic feeding shot blasting mechanism provided by the embodiment of the present application;

[0031] Figure 3 It is a three-dimensional sectional structure schematic view of the first shot blasting chamber of the tower crane platform automatic feeding shot blasting mechanism provided by the embodiment of the present application;

[0032] Figure 4 It is a three-dimensional sectional structure schematic view of the second shot blasting chamber of the tower crane platform automatic feeding shot blasting mechanism provided by the embodiment of the present application;

[0033] Figure 5 It is a three-dimensional sectional structure schematic view of the first shot blasting machine of the tower crane platform automatic feeding shot blasting mechanism provided by the embodiment of the present application;

[0034] Figure 6 A three-dimensional sectional view structural schematic diagram of a hollow bearing disc and a conical shell of a tower crane platform automatic feeding and shot blasting mechanism provided by the embodiment of the present application;

[0035] Figure 7 An enlarged structural schematic diagram of A of a tower crane platform automatic feeding and shot blasting mechanism provided by the embodiment of the present application;

[0036] Figure 8 A discharging structure structural schematic diagram of a tower crane platform automatic feeding and shot blasting mechanism provided by the embodiment of the present application;

[0037] Figure 9 A three-dimensional sectional view structural schematic diagram of a hollow bearing disc and a bearing block of a tower crane platform automatic feeding and shot blasting mechanism provided by the embodiment of the present application;

[0038] Figure 10 A partial front view sectional view structural schematic diagram of a tower crane platform automatic feeding and shot blasting mechanism provided by the embodiment of the present application in the second embodiment.

[0039] Reference signs:

[0040] 1, first shot blasting chamber; 2, second shot blasting chamber; 3, feeding metal conveyor belt; 4, first metal conveyor belt; 5, first shot blasting machine; 6, second shot blasting machine; 7, second metal conveyor belt; 8, discharging metal conveyor belt; 9, third shot blasting machine; 10, box body; 11, diffusion ring; 12, rotating shaft; 13, shot blasting blade; 14, driving motor; 15, feeding pipe; 16, hollow bearing disc; 17, conical shell; 18, air cylinder; 19, sliding column; 20, circular ring; 21, driving blade; 22, first contact piece; 23, second contact piece; 24, first electromagnet; 25, rotating rod; 26, rotating arm; 27, rotating column; 28, bearing block; 29, synchronous wheel; 30, synchronous belt; 31, gear; 32, fixed rod; 33, rack; 34, third contact piece; 35, fourth contact piece; 36, positive pole magnet; 37, second electromagnet; 38, transmission cavity; 39, guide wheel; 40, positioning magnet; 41, guide plate; 42, exhaust fan; 43, exhaust pipe; 44, connecting pipe; 45, V-shaped baffle. DETAILED DESCRIPTION

[0041] The embodiments of the present application are described below in conjunction with the drawings of the embodiments of the present application.

[0042] In the description of the embodiments of the present application, it should be noted that unless specifically defined and limited otherwise, the terms "connected", "attached", "mounted" should be interpreted broadly, for example, "connected" can be removable connection, or non-removable connection, can be direct connection, or indirect connection through intermediate medium. In addition, "communication" can be direct communication, or indirect communication through intermediate medium. Among them, "fixed" means connected to each other and the relative position relationship after connection does not change. The orientation language mentioned in the embodiments of the present application, such as "inner", "outer", "top", "bottom", etc., is only the direction of the drawing, therefore, the orientation language used is for better, more clearly illustrating and understanding the embodiments of the present application, and is not indicative or implied that the device or element referred to must have a particular orientation, constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the embodiments of the present application.

[0043] In the embodiments of the present application, the terms "first", "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more of the features.

[0044] In the embodiments of the present application, "and / or" is only a description of the association relationship between the associated objects, which means that there can be three kinds of relationships, for example, A and / or B, which can represent the three cases of A alone, A and B together, and B alone. In addition, the character " / " in this paper generally represents that the front and rear associated objects are a "or" relationship.

[0045] In this specification, the reference "one embodiment" or "some embodiments" and the like means that the specific features, structures or characteristics described in connection with the embodiment are included in one or more embodiments of the present application. Therefore, the statements "in one embodiment", "in some embodiments", "in other some embodiments", "in other some embodiments" and the like appearing in different places in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments", unless otherwise specifically emphasized. The terms "include", "contain", "have" and their variants mean "including but not limited to", unless otherwise specifically emphasized.

[0046] Embodiment 1

[0047] Reference Figure 1 , Figure 2 and Figure 4The embodiment of the tower crane platform automatic feeding shot blasting mechanism, including: first shot blasting chamber 1 and second shot blasting chamber 2, the top of the first shot blasting chamber 1 is fixedly connected with a plurality of first shot blasting machine 5 through bolts, the bottom of the first shot blasting chamber 1 is fixedly connected with a plurality of second shot blasting machine 6 through bolts on both sides, the inner wall of the side of the second shot blasting chamber 2 away from each other is fixedly connected with third shot blasting machine 9 through bolts, and the first shot blasting machine 5, the second shot blasting machine 6 and the third shot blasting machine 9 have the same structure, the second shot blasting chamber 2 is provided with a bearing hollow disc 16, the first shot blasting structure is arranged in the first shot blasting chamber 1, which is used for simultaneously shot blasting the top and bottom of the plate, the second shot blasting structure is arranged at the bottom of the bearing hollow disc 16, which is used for shot blasting the side of the plate, and the discharging structure is arranged in the bearing hollow disc 16, which is used for automatically conveying the plate out of the shot blasting end.

[0048] Referring to Figure 2 And Figure 3 , the first shot blasting structure includes a feeding metal conveyor belt 3 arranged in the first shot blasting chamber 1, and one side of the feeding metal conveyor belt 3 extends to one side of the first shot blasting chamber 1, a plurality of first metal conveyor belts 4 are arranged in the first shot blasting chamber 1 below the first shot blasting machine 5, and a plurality of second shot blasting machines 6 are respectively arranged between the feeding metal conveyor belt 3 and the first metal conveyor belt 4 and the first metal conveyor belt 4 and the first metal conveyor belt 4, a second metal conveyor belt 7 is arranged in the first shot blasting chamber 1, and one side of the second metal conveyor belt 7 away from the feeding metal conveyor belt 3 extends into the second shot blasting chamber 2, the feeding metal conveyor belt 3 conveys the plate to the first metal conveyor belt 4, when the plate passes through the feeding metal conveyor belt 3 and the first metal conveyor belt 4 or the interval between the first metal conveyor belt 4 and the first metal conveyor belt 4, the second shot blasting machine 6 shot blasts the bottom of the plate, when the plate is on the top of the first metal conveyor belt 4, the first shot blasting machine 5 shot blasts the top of the plate from top to bottom, thereby being capable of shot blasting the top and bottom of the plate at one time.

[0049] Referring to Figure 6 , the second shot blasting structure includes a circular ring 20 fixedly connected at the bottom of the bearing hollow disc 16 through bolts, a plurality of driving blades 21 are fixedly connected to the outer wall of the circular ring 20 through bolts, a cylinder 18 is fixedly connected to the bottom of the second shot blasting chamber 2 through bolts, an output shaft of the cylinder 18 is fixedly connected with a sliding column 19 through bolts, the top end of the sliding column 19 is rotatably connected with the bottom of the bearing hollow disc 16, the top end of the sliding column 19 is fixedly connected with a first electromagnet 24 generating magnetic attraction to the plate through bolts, the two third shot blasting machines 9 are staggered, when the third shot blasting machine 9 sprays shot to the side of the plate in the oblique downward direction, the shot spraying of the two third shot blasting machines 9 can just impact the driving blades 21 on the outer wall of the circular ring 20, thereby being capable of driving the bearing hollow disc 16 to rotate, and being capable of shot blasting the side of the plate without dead angle.

[0050] Referring toFigure 7 And Figure 8 The blanking structure comprises two rotating rods 25 rotating through the bearing hollow disc 16, the outer wall of each of the two rotating rods 25 is fixedly sleeved with two synchronous wheels 29, the two synchronous wheels 29 located on the same side are drivingly connected through a synchronous belt 30, the two ends of each of the two rotating rods 25 are fixedly connected with a rotating arm 26 through bolts, the rotating arm 26 is rotatingly penetrated by a rotating column 27, the two ends of the rotating column 27 are fixedly connected with a bearing block 28 for lifting the plate through bolts, the bearing hollow disc 16 is provided with a transmission cavity 38, the outer wall of one of the two rotating rods 25 is fixedly sleeved with a gear 31 located in the transmission cavity 38, the bottom of the first shot blasting chamber 1 is fixedly connected with a conical shell 17 for protecting the air cylinder 18 through bolts, and the conical shell 17 is slidingly sleeved on the outer wall of the sliding column 19, the top of the conical shell 17 is fixedly connected with a fixed rod 32 through bolts, one side of the fixed rod 32 is fixedly connected with a rack 33 engaged with the gear 31 through bolts, the two sides of the bearing hollow disc 16 are fixedly connected with a limiting block for limiting the rotating arm 26, so as to avoid the downward rotation of the rotating arm 26 under the action of gravity, the sliding column 19 is driven downward by the air cylinder 18, the rack 33 extends into the transmission cavity 38 and is engaged with the gear 31, the rotating rod 25 is driven to rotate through the cooperation of the rack 33 and the gear 31, the rotating arm 26 is driven to rotate through the rotating rod 25, the bearing block 28 is driven to rotate through the rotating arm 26, the bearing block 28 can lift the plate, the plate can be conveyed to the blanking metal conveying belt 8 through the rotation of the bearing block 28, and the automatic blanking after the shot blasting is completed.

[0051] Referring to Figure 6 The bottom of the bearing hollow disc 16 is fixedly connected with a positive magnet 36 through bolts, one side of the sliding column 19 is fixedly connected with a second electromagnet 37 matched with the positive magnet 36 through bolts, one side of the sliding column 19 is fixedly connected with a fourth contact piece 35 through bolts, the top of the conical shell 17 is fixedly connected with a third contact piece 34 matched with the fourth contact piece 35 through bolts, and the third contact piece 34 and the fourth contact piece 35 are electrically connected with the second electromagnet 37, when the side shot blasting of the plate is completed, the sliding column 19 is driven downward by the air cylinder 18 until the fourth contact piece 35 is butt-jointed with the third contact piece 34, the second electromagnet 37 is energized, since the bearing hollow disc 16 continues to rotate under the action of inertia when the sliding column 19 is driven downward, the second electromagnet 37 generates magnetic adsorption to the positive magnet 36 after the second electromagnet 37 is energized, and then the bearing hollow disc 16 can be positioned, so that the plate can be conveyed to the blanking metal conveying belt 8 through the bearing block 28.

[0052] Referring to Figure 6The inner wall of the top of the conical shell 17 is fixedly connected with a first contact piece 22 by bolts, one side of the sliding column 19 is fixedly connected with a second contact piece 23 matched with the first contact piece 22, and the first contact piece 22 and the second contact piece 23 are electrically connected with the first electromagnet 24. When the sliding column 19 pushes the bearing hollow disc 16 to move upwards, the contact between the second contact piece 23 and the first contact piece 22 can make the first electromagnet 24 be electrified, and then the first electromagnet 24 magnetically adsorbs the plate on the bearing hollow disc 16, thereby avoiding the movement of the plate on the bearing hollow disc 16 during the shot blasting.

[0053] With reference to Figure 6 The top of the bearing hollow disc 16 is provided with a plurality of guide wheels 39 through the base, the second shot blasting chamber 2 is provided with a metal unloading conveying belt 8 away from one side of the first shot blasting chamber 1, and one side of the metal unloading conveying belt 8 extends to one side of the second shot blasting chamber 2. When the second metal conveying belt 7 conveys the plate to the bearing hollow disc 16, the plate can stably fall on the bearing hollow disc 16 through the plurality of guide wheels 39.

[0054] With reference to Figure 5 The first shot blasting machine 5 comprises an integrally cast box body 10 and a diffusion ring 11. The box body 10 is fixedly connected with a feeding pipe 15 extending above the first shot blasting chamber 1 through bolts away from the diffusion ring 11. A rotating shaft 12 is rotatably connected in the box body 10. A shot blasting blade 13 is fixedly sleeved on the outer wall of the rotating shaft 12 through bolts. A driving motor 14 is fixedly connected on one side of the box body 10 through bolts. The output shaft of the driving motor 14 is fixedly connected with one end of the rotating shaft 12 through a shaft coupling. A guide plate 41 for guiding the shot blasting is fixedly connected in the box body 10.

[0055] With reference to Figure 9 The top of the bearing block 28 is embedded with a positioning magnet 40 through bolts. When the bearing block 28 lifts the plate, the magnetic adsorption of the positioning magnet 40 to the plate can prevent the plate from falling off the bearing block 28 during movement. Similarly, the magnetic adsorption of the positioning magnet 40 to the plate can ensure that the direction of the positioning magnet 40 is always upward, which is convenient for the later adhesion of the bearing block 28 and the bottom of the plate, and can enable the bearing block 28 to stably convey the plate to the metal unloading conveying belt 8.

[0056] Example 2

[0057] With reference to Figure 1 、 Figure 2 and Figure 4The embodiment of the tower crane platform automatic feeding shot blasting mechanism, including: first shot blasting chamber 1 and second shot blasting chamber 2, the top of the first shot blasting chamber 1 is fixedly connected with a plurality of first shot blasting machine 5 through bolts, the bottom of the first shot blasting chamber 1 is fixedly connected with a plurality of second shot blasting machine 6 through bolts on both sides, the inner wall of the side of the second shot blasting chamber 2 away from each other is fixedly connected with third shot blasting machine 9 through bolts, and the first shot blasting machine 5, the second shot blasting machine 6 and the third shot blasting machine 9 have the same structure, the second shot blasting chamber 2 is provided with a bearing hollow disc 16, the first shot blasting structure is arranged in the first shot blasting chamber 1, which is used for simultaneously shot blasting the top and bottom of the plate, the second shot blasting structure is arranged at the bottom of the bearing hollow disc 16, which is used for shot blasting the side of the plate, and the discharging structure is arranged in the bearing hollow disc 16, which is used for automatically conveying the plate out of the shot blasting end.

[0058] Referring to Figure 2 and Figure 3 , the first shot blasting structure includes a feeding metal conveyor belt 3 arranged in the first shot blasting chamber 1, and one side of the feeding metal conveyor belt 3 extends to one side of the first shot blasting chamber 1, a plurality of first metal conveyor belts 4 are arranged in the first shot blasting chamber 1 below the first shot blasting machine 5, and a plurality of second shot blasting machines 6 are respectively arranged between the feeding metal conveyor belt 3 and the first metal conveyor belt 4 and the first metal conveyor belt 4 and the first metal conveyor belt 4, a second metal conveyor belt 7 is arranged in the first shot blasting chamber 1, and one side of the second metal conveyor belt 7 away from the feeding metal conveyor belt 3 extends into the second shot blasting chamber 2, the feeding metal conveyor belt 3 conveys the plate to the first metal conveyor belt 4, when the plate passes through the feeding metal conveyor belt 3 and the first metal conveyor belt 4 or the interval between the first metal conveyor belt 4 and the first metal conveyor belt 4, the second shot blasting machine 6 shot blasts the bottom of the plate, when the plate is on the top of the first metal conveyor belt 4, the first shot blasting machine 5 shot blasts the top of the plate from top to bottom, thereby being capable of shot blasting the top and bottom of the plate at one time.

[0059] Referring to Figure 6 , the second shot blasting structure includes a circular ring 20 fixedly connected at the bottom of the bearing hollow disc 16 through bolts, a plurality of driving blades 21 are fixedly connected to the outer wall of the circular ring 20 through bolts, a cylinder 18 is fixedly connected to the bottom of the second shot blasting chamber 2 through bolts, an output shaft of the cylinder 18 is fixedly connected with a sliding column 19 through bolts, the top end of the sliding column 19 is rotatably connected with the bottom of the bearing hollow disc 16, the top end of the sliding column 19 is fixedly connected with a first electromagnet 24 generating magnetic attraction to the plate through bolts, the two third shot blasting machines 9 are staggered, when the third shot blasting machine 9 sprays shot to the side of the plate in the oblique downward direction, the shot spraying of the two third shot blasting machines 9 can just impact the driving blades 21 on the outer wall of the circular ring 20, thereby being capable of driving the bearing hollow disc 16 to rotate, and being capable of shot blasting the side of the plate without dead angle.

[0060] Referring toFigure 7 And Figure 8 The blanking structure comprises two rotating rods 25 rotating through the bearing hollow disc 16, the outer wall of each of the two rotating rods 25 is fixedly sleeved with two synchronous wheels 29, the two synchronous wheels 29 located on the same side are drivingly connected through a synchronous belt 30, the two ends of each of the two rotating rods 25 are fixedly connected with a rotating arm 26 through bolts, the rotating arm 26 is rotatingly penetrated by a rotating column 27, the two ends of the rotating column 27 are fixedly connected with a bearing block 28 for lifting the plate through bolts, the bearing hollow disc 16 is provided with a transmission cavity 38, the outer wall of one of the two rotating rods 25 is fixedly sleeved with a gear 31 located in the transmission cavity 38, the bottom of the first shot blasting chamber 1 is fixedly connected with a conical shell 17 for protecting the air cylinder 18 through bolts, and the conical shell 17 is slidingly sleeved on the outer wall of the sliding column 19, the top of the conical shell 17 is fixedly connected with a fixed rod 32 through bolts, one side of the fixed rod 32 is fixedly connected with a rack 33 engaged with the gear 31 through bolts, the two sides of the bearing hollow disc 16 are fixedly connected with a limiting block for limiting the rotating arm 26, so as to avoid the downward rotation of the rotating arm 26 under the action of gravity, the sliding column 19 is driven downward by the air cylinder 18, the rack 33 extends into the transmission cavity 38 and is engaged with the gear 31, the rotating rod 25 is driven to rotate through the cooperation of the rack 33 and the gear 31, the rotating arm 26 is driven to rotate through the rotating rod 25, the bearing block 28 is driven to rotate through the rotating arm 26, the bearing block 28 can lift the plate, the plate can be conveyed to the blanking metal conveying belt 8 through the rotation of the bearing block 28, and the automatic blanking after the shot blasting is completed.

[0061] Referring to Figure 6 The bottom of the bearing hollow disc 16 is fixedly connected with a positive magnet 36 through bolts, one side of the sliding column 19 is fixedly connected with a second electromagnet 37 matched with the positive magnet 36 through bolts, one side of the sliding column 19 is fixedly connected with a fourth contact piece 35 through bolts, the top of the conical shell 17 is fixedly connected with a third contact piece 34 matched with the fourth contact piece 35 through bolts, and the third contact piece 34 and the fourth contact piece 35 are electrically connected with the second electromagnet 37, when the side shot blasting of the plate is completed, the sliding column 19 is driven downward by the air cylinder 18 until the fourth contact piece 35 is butt-jointed with the third contact piece 34, the second electromagnet 37 is electrified, since the bearing hollow disc 16 continues to rotate under the action of inertia when the sliding column 19 is driven downward, the second electromagnet 37 generates magnetic adsorption to the positive magnet 36 after the second electromagnet 37 is electrified, and then the bearing hollow disc 16 can be positioned, so that the plate can be conveyed to the blanking metal conveying belt 8 through the bearing block 28.

[0062] Referring to Figure 6The inner wall of the top of the conical shell 17 is fixedly connected with a first contact piece 22 by bolts, one side of the sliding column 19 is fixedly connected with a second contact piece 23 matched with the first contact piece 22, and the first contact piece 22 and the second contact piece 23 are electrically connected with the first electromagnet 24. When the sliding column 19 pushes the bearing hollow disc 16 to move upwards, the contact between the second contact piece 23 and the first contact piece 22 can make the first electromagnet 24 be electrified, and then the first electromagnet 24 magnetically adsorbs the plate on the bearing hollow disc 16, thereby avoiding the movement of the plate on the bearing hollow disc 16 during the shot blasting.

[0063] With reference to Figure 6 The top of the bearing hollow disc 16 is provided with a plurality of guide wheels 39 through the base, the second shot blasting chamber 2 is provided with a metal unloading conveying belt 8 away from one side of the first shot blasting chamber 1, and one side of the metal unloading conveying belt 8 extends to one side of the second shot blasting chamber 2. When the second metal conveying belt 7 conveys the plate to the bearing hollow disc 16, the plate can be stably placed on the bearing hollow disc 16 through the plurality of guide wheels 39.

[0064] With reference to Figure 5 The first shot blasting machine 5 comprises an integrally cast box body 10 and a diffusion ring 11. The box body 10 is fixedly connected with a feeding pipe 15 extending above the first shot blasting chamber 1 through bolts away from the diffusion ring 11. A rotating shaft 12 is rotatably connected in the box body 10. The outer wall of the rotating shaft 12 is fixedly sleeved with a shot blasting blade 13 through bolts. A driving motor 14 is fixedly connected to one side of the box body 10 through bolts. The output shaft of the driving motor 14 is fixedly connected with one end of the rotating shaft 12 through a shaft coupling. A guide plate 41 for guiding the shot blasting is fixedly connected in the box body 10.

[0065] With reference to Figure 9 The top of the bearing block 28 is embedded with a positioning magnet 40 through bolts. When the bearing block 28 lifts the plate, the magnetic adsorption of the positioning magnet 40 to the plate can prevent the plate from falling off the bearing block 28 during movement. Similarly, the magnetic adsorption of the positioning magnet 40 to the plate can ensure that the direction of the positioning magnet 40 is always upward, facilitating the later adhesion of the bearing block 28 to the bottom of the plate, and enabling the bearing block 28 to stably convey the plate to the metal unloading conveying belt 8.

[0066] With reference to Figure 2 , Figure 3 and Figure 10The top of the first shot blasting chamber 1 is provided with a plurality of exhaust fans 42, the top of the first shot blasting chamber 1 is bolted and connected with a plurality of exhaust pipes 43 matched with the exhaust fans 42, a plurality of V-shaped baffles 45 for protecting the exhaust fans 42 are arranged in the first shot blasting chamber 1, the V-shaped baffles 45 are fixedly connected with the inner wall of the top of the first shot blasting chamber 1 through a plurality of connecting pipes 44, when the plate is subjected to shot blasting on the top and the bottom in the first shot blasting chamber 1, dust particles such as iron filings and dust are generated, when the second shot blasting machine 6 throws the shot upwardly and obliquely, the V-shaped baffles 45 can avoid the shot blasting from impacting the exhaust fans 42, the exhaust fans 42 can discharge the dust particles generated during the shot blasting to the outside and perform dust-settling treatment on the dust particles, so as to avoid the dust particles from polluting the environment, in addition, when the first shot blasting machine 5, the second shot blasting machine 6 and the third shot blasting machine 9 throw the shot, the shot falls on the bottom of the first shot blasting chamber 1 and the second shot blasting chamber 2, the conveying mechanism (the conveying mechanism can be a conveying roller or a suction pump, which is not limited here) can convey the shot to the first shot blasting machine 5, the second shot blasting machine 6 and the third shot blasting machine 9 again, so that the shot is reused.

[0067] The working principle of the tower platform automatic feeding and shot blasting mechanism is as follows: the plate is conveyed into the first shot blasting chamber 1 through the feeding metal conveying belt 3, the feeding metal conveying belt 3 conveys the plate onto the first metal conveying belt 4, there is a certain spacing between the feeding metal conveying belt 3 and the first metal conveying belt 4, the second shot blasting machine 6 is started, the second shot blasting machine 6 sprays shot blasting on the bottom of the plate, when the plate passes through the feeding metal conveying belt 3 and the first metal conveying belt 4 or the spacing between the first metal conveying belt 4 and the first metal conveying belt 4, the second shot blasting machine 6 performs shot blasting on the bottom of the plate, when the plate is on the top of the first metal conveying belt 4, the first shot blasting machine 5 performs shot blasting on the top of the plate from top to bottom, thereby being capable of performing shot blasting on the top and bottom of the plate at one time, then the second metal conveying belt 7 conveys the plate to the top of the bearing hollow disc 16; when the plate falls on the top of the bearing hollow disc 16, the cylinder 18 is started, the output shaft of the cylinder 18 pushes the bearing hollow disc 16 and the plate upward through the sliding column 19 until the second contact piece 23 touches the first contact piece 22, the first electromagnet 24 can be connected to the power supply, the first electromagnet 24 generates magnetic attraction on the plate on the top of the bearing hollow disc 16, the third shot blasting machine 9 is started, the two third shot blasting machines 9 in the second shot blasting chamber 2 perform shot blasting on the side of the plate, since the third shot blasting machine 9 sprays shot blasting on the driving blade 21 during the shot blasting process, the driving blade 21 and the first contact piece 22 can drive the bearing hollow disc 16 to rotate, the third shot blasting machine 9 can perform shot blasting on the rotating plate, and the plate side can be shot blasted without dead angle, since the first electromagnet 24 generates magnetic attraction on the plate, the plate can be prevented from moving on the bearing hollow disc 16 during shot blasting; after the plate side shot blasting is completed, the cylinder 18 drives the sliding column 19 to move downward, the second contact piece 23 is separated from the first contact piece 22, the first electromagnet 24 is powered off, until the fourth contact piece 35 is connected to the third contact piece 34, the second electromagnet 37 is powered on, since the bearing hollow disc 16 continues to rotate under the action of inertia when the sliding column 19 moves downward, the second electromagnet 37 generates magnetic attraction on the positive magnet 36 after the second electromagnet 37 is powered on, thereby being capable of positioning the bearing hollow disc 16, which is convenient for the bearing block 28 to convey the plate to the unloading metal conveying belt 8 in the later stage; the sliding column 19 continues to move downward, the rack 33 extends into the transmission cavity 38 and is engaged with the gear 31, the rack 33 drives one of the rotating rods 25 to rotate through the cooperation of the gear 31, the two rotating rods 25 are synchronously driven through the synchronous wheel 29 and the synchronous belt 30, thereby being capable of driving the rotating arm 26 to rotate, the bearing block 28 can lift the plate, with the rotation of the rotating rod 25, the bearing block 28 can convey the plate to the unloading metal conveying belt 8, and automatic unloading after shot blasting is completed; in addition, the top of the bearing block 28 is provided with a positioning magnet 40, thereby being capable of preventing the plate from falling off the bearing block 28 during movement when the plate is lifted by the bearing block 28.

[0068] However, as known to those skilled in the art, the working principles and wiring methods of the exhaust fan 42, the first electromagnet 24, the second electromagnet 37 and the driving motor 14 are common, which all belong to conventional means or common general knowledge, and will not be described here again. Those skilled in the art can make any selection according to their needs or convenience.

[0069] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered by the protection scope of the present application. In the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A tower platform automatic feeding shot blasting mechanism, characterized in that, The utility model relates to a double -sided plate material's magnetic type automatic throw -off device, including: First throw -off chamber (1) and second throw -off chamber (2), the top of first throw -off chamber (1) is fixedly connected with a plurality of first throw -off machine (5), the bottom both sides of first throw -off chamber (1) are fixedly connected with a plurality of second throw -off machine (6), the inner wall of the side of second throw -off chamber (2) away from each other is fixedly connected with third throw -off machine (9), and first throw -off machine (5), second throw -off machine (6) and third throw -off machine (9) have same structure, and the inside of second throw -off chamber (2) is equipped with bearing hollow disc (16); First throw -off structure, be provided in first throw -off chamber (1), for the top and bottom of plate material are carried out simultaneously and are thrown -off; Second throw -off structure, be provided at the bottom of bearing hollow disc (16), for the side of plate material is thrown -off;The second throw -off structure includes the circular ring (20) fixedly connected at the bottom of bearing hollow disc (16), the outer wall of circular ring (20) is fixedly connected with a plurality of drive blades (21), the bottom of second throw -off chamber (2) is fixedly connected with pneumatic cylinder (18), the output shaft of pneumatic cylinder (18) is fixedly connected with sliding column (19), the top of sliding column (19) is rotatably connected with the bottom of bearing hollow disc (16), the top of sliding column (19) is fixedly connected with the first electromagnet (24) of the magnetism adsorption of plate material, two third throw -off machine (9) staggered arrangement; Discharging structure, be provided in bearing hollow disc (16), for automatically conveying plate material that the throw -off ends to the outside; The discharging structure includes two rotating rods (25) that rotate through bearing hollow disc (16), the outer wall of two rotating rods (25) is fixedly provided with two synchronous wheels (29), two synchronous wheels (29) between being located at the same side are drivenly connected through synchronous belt (30), both ends of two rotating rods (25) are fixedly connected with rotating arm (26), rotating arm (26) is rotatably penetrated with rotating column (27), both ends of rotating column (27) are fixedly connected with the bearing block (28) for lifting plate material, the inside of bearing hollow disc (16) is equipped with transmission cavity (38), the outer wall of one rotating rod (25) is fixedly provided with the gear (31) in transmission cavity (38), the bottom of first throw -off chamber (1) is fixedly connected with the conical shell (17) for protecting pneumatic cylinder (18), and conical shell (17) is slidably provided on the outer wall of sliding column (19), the top of conical shell (17) is fixedly connected with fixed rod (32), one side of fixed rod (32) is fixedly connected with the rack (33) engaged with gear (31); The bottom of the bearing hollow disc (16) is fixedly connected with a positive magnet (36), one side of the sliding column (19) is fixedly connected with a second electromagnet (37) matched with the positive magnet (36), one side of the sliding column (19) is fixedly connected with a fourth contact piece (35), the top of the conical shell (17) is fixedly connected with a third contact piece (34) matched with the fourth contact piece (35), and the third contact piece (34) and the fourth contact piece (35) are electrically connected with the second electromagnet (37).

2. The tower crane platform automatic feeding shot blasting mechanism according to claim 1, characterized in that, The first shot blasting structure comprises a feeding metal conveying belt (3) arranged in the first shot blasting chamber (1), and one side of the feeding metal conveying belt (3) extends to one side of the first shot blasting chamber (1); a plurality of first metal conveying belts (4) are arranged below the first shot blasting machine (5) in the first shot blasting chamber (1); a plurality of second shot blasting machines (6) are arranged between the feeding metal conveying belt (3) and the first metal conveying belt (4), between the first metal conveying belt (4) and the first metal conveying belt (4), respectively; and a second metal conveying belt (7) is arranged in the first shot blasting chamber (1), and one side of the second metal conveying belt (7) away from the feeding metal conveying belt (3) extends into the second shot blasting chamber (2).

3. The tower crane platform automatic feeding shot blasting mechanism according to claim 1, characterized in that, The top inner wall of the conical shell (17) is fixedly connected with a first contact piece (22), one side of the sliding column (19) is fixedly connected with a second contact piece (23) matched with the first contact piece (22), and the first contact piece (22) and the second contact piece (23) are electrically connected with the first electromagnet (24).

4. The tower crane platform automatic feeding shot blasting mechanism according to claim 1, characterized in that, The top of the bearing hollow disc (16) is provided with a plurality of guide wheels (39) through a base, one side of a discharging metal conveying belt (8) away from the first shot blasting chamber (1) is arranged in the second shot blasting chamber (2), and one side of the discharging metal conveying belt (8) extends to one side of the second shot blasting chamber (2).

5. The tower crane platform automatic feeding shot blasting mechanism according to claim 1, characterized in that, The first shot blasting machine (5) comprises an integrally cast box body (10) and a diffusion ring (11), one side of the box body (10) away from the diffusion ring (11) is fixedly connected with a feeding pipe (15) extending above the first shot blasting chamber (1), a rotating shaft (12) is rotatably connected in the box body (10), a shot blasting blade (13) is fixedly sleeved on the outer wall of the rotating shaft (12), one side of the box body (10) is fixedly connected with a driving motor (14), and an output shaft of the driving motor (14) is fixedly connected with one end of the rotating shaft (12) through a shaft coupling, and a guide plate (41) for guiding the shot blasting is fixedly connected in the box body (10).

6. The tower crane platform automatic feeding shot blasting mechanism according to claim 1, characterized in that, The top of the bearing block (28) is fixedly embedded with a positioning magnet (40).

7. The tower crane platform automatic feeding shot blasting mechanism according to claim 1, characterized in that, A plurality of exhaust fans (42) are arranged on the top of the first shot blasting chamber (1), a plurality of exhaust pipes (43) matched with the exhaust fans (42) are fixedly connected on the top of the first shot blasting chamber (1), a plurality of V-shaped baffles (45) for protecting the exhaust fans (42) are arranged in the first shot blasting chamber (1), and the V-shaped baffles (45) are fixedly connected with the top inner wall of the first shot blasting chamber (1) through a plurality of connecting pipes (44).

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