CN216759496U - Sand blasting line body for outer wall of steel pipe - Google Patents
Sand blasting line body for outer wall of steel pipe Download PDFInfo
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- CN216759496U CN216759496U CN202123136076.1U CN202123136076U CN216759496U CN 216759496 U CN216759496 U CN 216759496U CN 202123136076 U CN202123136076 U CN 202123136076U CN 216759496 U CN216759496 U CN 216759496U
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- sand
- steel pipe
- sand blasting
- shell
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 53
- 239000010959 steel Substances 0.000 title claims abstract description 53
- 238000005488 sandblasting Methods 0.000 title claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 190
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 54
- 239000004576 sand Substances 0.000 claims abstract description 39
- 238000003466 welding Methods 0.000 claims description 23
- 238000005498 polishing Methods 0.000 claims description 18
- 238000005096 rolling process Methods 0.000 claims description 17
- 230000008859 change Effects 0.000 claims description 15
- 238000004064 recycling Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 230000009467 reduction Effects 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000006872 improvement Effects 0.000 abstract description 2
- 238000005266 casting Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model provides a sand blasting line body for the outer wall of a steel pipe, which comprises a derusting shell, a throwing mechanism, a stranding cage, a conveying mechanism, a sand blasting tank and a lifting mechanism, wherein the derusting shell is of a polyhedral structure, the number of the throwing mechanisms is at least five, the throwing mechanism comprises a first throwing mechanism, a second throwing mechanism, a third throwing mechanism, a fourth throwing mechanism and a fifth throwing mechanism, the stranding cage comprises a transverse stranding cage and a longitudinal stranding cage, the bottom of the lifting mechanism is connected with the longitudinal stranding cage, the conveying mechanism is respectively arranged at an inlet and an outlet of the derusting shell, and the sand blasting tank is connected with the throwing mechanism through a pipeline. The automatic sand throwing device can automatically treat the outer surface of the steel pipe, and has the advantages of uniform sand throwing, uniform rust removal, accurate control, high sand throwing efficiency, high sand throwing quality, reduction of manpower participation, reduction of labor intensity of workers, physical strength saving, cost reduction and benefit improvement.
Description
Technical Field
The utility model relates to the technical field of steel pipe rust removal, in particular to a sand throwing line body for the outer wall of a steel pipe.
Background
The steel pipe generates a rust layer due to oxidation reaction in the process of storage and transportation, the rust layer can reduce the adhesive force between the coating and the steel pipe, and the coating can even fall off along with the deepening of the oxidation reaction, so that the quality of paint spraying or electroplating is seriously influenced. Therefore, the steel pipe needs to be subjected to rust removal treatment, and the existing rust removal methods for the outer wall of the steel pipe generally comprise manual polishing rust removal, chemical rust removal, sand blasting rust removal and the like, wherein the sand blasting rust removal is used more.
The sand blasting process includes forming high speed jet beam with compressed air as power, spraying sand material, etc. to the surface of workpiece to be treated to change the surface of workpiece, and improving the mechanical performance of the workpiece surface. Therefore, the fatigue resistance of the workpiece is improved, the adhesive force between the workpiece and the coating is increased, the durability of the coating is prolonged, and the leveling and decoration of the coating are facilitated.
At present, sand blasting rust removal is mostly manual operation, and sand blasting polishing is carried out on the outer wall of a steel pipe by using a spray gun, but the manual operation rust removal is low in efficiency, especially for large pipes, the distance between the spray gun and the outer wall of the pipe cannot be accurately controlled manually, so that the polishing is uneven, the rust removal quality cannot be guaranteed, and a large amount of generated dust can cause great damage to a human body.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that in order to overcome the defects in the prior art, the utility model provides the sand blasting line body for the outer wall of the steel pipe, and the sand blasting line body for the outer wall of the steel pipe has the characteristics of simple structure, novel design, low manufacturing cost and strong practicability.
The technical scheme adopted by the utility model for solving the technical problem is as follows:
a sand blasting line body for the outer wall of a steel pipe comprises a derusting shell, a throwing mechanism, a stranding cage, a conveying mechanism, a sand blasting tank and a lifting mechanism;
the rust removal shell is of a polyhedral structure and is used for providing a sand blasting environment;
the number of the throwing mechanisms is at least five, and the throwing mechanisms comprise a first throwing mechanism, a second throwing mechanism, a third throwing mechanism, a fourth throwing mechanism and a fifth throwing mechanism; the first throwing mechanism is arranged at the top of the rust removal shell, the second throwing mechanism is arranged at the upper part of the left side surface of the rust removal shell, the third throwing mechanism is arranged at the upper part of the right side surface of the rust removal shell, the fourth throwing mechanism is arranged at the bottom of the left side surface of the rust removal shell, and the fifth throwing mechanism is arranged at the bottom of the right side surface;
the twisting cage comprises a transverse twisting cage and a longitudinal twisting cage, the transverse twisting cage is arranged at the bottom of the derusting shell and is consistent with the length direction of the derusting shell, and the longitudinal twisting cage is vertically connected with the transverse twisting cage; the stranding cage is used for conveying returned sand in the derusting shell to the lifting mechanism for recycling;
the bottom of the lifting mechanism is connected with the longitudinal stranding cage, and the top of the lifting mechanism is connected with the sand blasting tank and used for conveying the returned sand in the derusting shell to the sand blasting tank for recycling;
the conveying mechanisms are respectively arranged at the inlet and the outlet of the derusting shell and are used for conveying the steel pipe into and out of the derusting shell;
the sand blasting tank is connected with the throwing mechanism through a pipeline and used for conveying sand shots to the throwing mechanism through the pressure of gas.
Further, the throwing mechanism comprises a first motor, a throwing box and a blade; the casting box is a box body with an opening on one side, the casting box is of a cuboid structure, a first rotating shaft is arranged in the casting box, blades are uniformly arranged on the first rotating shaft, the first rotating shaft is connected with an output shaft of a first motor, a sand inlet is formed in the side wall of the casting box, and the opening of the casting box faces towards the steel pipe.
Furthermore, the transverse stranding cage and the longitudinal stranding cage are the same in size, a spiral shaft with spiral blades of the transverse stranding cage is arranged inside the derusting shell, the spiral shaft extends outwards to be connected with a driven shaft, a driven wheel is arranged on the driven shaft, the driven wheel is connected with a power wheel through a power belt, and the power wheel is connected with a power output shaft of a second motor.
Further, the conveying mechanism comprises an upper frame body, a lower frame body, a supporting column, a rolling shaft and a loading and unloading mechanism;
the upper frame body comprises an upper cross beam and an upper longitudinal beam, the two upper cross beams are arranged in parallel, the two ends of each upper cross beam are respectively and fixedly connected with the upper longitudinal beam, and the upper longitudinal beams are parallel to each other;
the lower frame body is arranged at the bottom of the upper frame body and comprises lower cross beams and lower longitudinal beams, the two lower cross beams are arranged in parallel, the lower longitudinal beams are fixedly connected to two ends of each lower cross beam respectively, and the lower longitudinal beams are parallel to each other;
the supporting columns are arranged between the upper frame body and the lower frame body in parallel, the tops of the supporting columns are fixedly connected with the upper frame body, and the bottoms of the supporting columns are fixedly connected with the lower frame body;
the roller bearing is many, many the roller bearing is fixed through the parallel range of first bearing frame between two the entablature, be equipped with the cylindricality on the roller bearing.
The two loading and unloading mechanisms are arranged between the two upper cross beams of the upper frame body in parallel, the upper ends of the loading and unloading mechanisms are connected with the upper cross beams in a welding mode, and the lower ends of the loading and unloading mechanisms are connected with the lower cross beams in a welding mode.
Furthermore, the loading and unloading mechanism comprises a support body, a vertical rod, a bearing body and an oil cylinder;
the number of the support bodies is two, the two support bodies are arranged in parallel, and two ends of each support body are respectively connected with the upper cross beam in a welding manner;
the number of the vertical rods is two, the tops of the vertical rods are respectively connected with the end part of one side of the support body in a welding mode, and the lower parts of the vertical rods are respectively connected with the lower cross beam in a welding mode;
the supporting body is arranged between the supporting bodies, a second rotating shaft is arranged on the surface of the bottom of the supporting body, two ends of the second rotating shaft are fixedly connected with the supporting bodies through second bearing seats, and a baffle plate which inclines upwards is arranged at one side end of the supporting body;
the bottom end of the oil cylinder is fixedly connected with the vertical rods through a hinge shaft and a hinge shaft body, the top end of a telescopic rod of the oil cylinder is hinged with the bearing body, the hinge shaft body is fixed between the two vertical rods, two parallel supporting plates are arranged on the hinge shaft body, and pin holes for inserting the hinge shaft are formed in the supporting plates.
The bearing device further comprises a stop block, wherein the stop block is arranged at the end part of the bearing body and is of a triangular structure.
Further, the lifting mechanism comprises a lifting box body, a flat belt and a hopper, the lifting box body is vertically and upwards arranged, the flat belt is arranged inside the lifting box body, the flat belt passes through a flat belt pulley and is connected with the top and the bottom of the lifting box body, the hopper is evenly arranged on the flat belt, a feeding hole of the lifting box body is connected with a discharge hole of the longitudinal stranding cage, and the discharge hole of the lifting box body is connected with the sand blasting tank through a material return pipe.
The chain wheel pair is arranged at one end of the roller in parallel, and adjacent chain wheels are connected through a chain.
Further, still include actuating mechanism, actuating mechanism includes motor and speed change mechanism, the output of motor is connected with speed change mechanism's input, speed change mechanism's output is equipped with driving sprocket, driving sprocket pass through the chain with sprocket drive is connected.
Furthermore, the rolling shaft is welded and connected with the centers of the two end faces of the cylindrical body.
Compared with the prior art, the utility model has the following advantages: the automatic sand throwing machine can automatically treat the outer surface of a steel pipe, and has the advantages of uniform sand throwing, uniform rust removal, accurate control, high sand throwing efficiency, high sand throwing quality, reduction of manpower participation, reduction of labor intensity of workers, physical strength saving, cost reduction and benefit improvement.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is an external structural view of a rust removing case of the present invention;
FIG. 3 is the derusting housing and the inner structure of the first embodiment of the utility model;
FIG. 4 is a second embodiment of the rust removing housing and internal structure of the present invention;
FIG. 5 is a structural view of a casting mechanism of the present invention;
FIG. 6 is a structural view of a transfer mechanism of the present invention;
FIG. 7 is a view showing the construction of the attaching and detaching mechanism of the present invention;
fig. 8 is a structural view of a lifting mechanism of the present invention.
Wherein, 1-a derusting shell, 1-1-a first throwing mechanism, 1-1-1-a throwing box, 1-1-2-a first motor, 1-1-3-a first rotating shaft, 1-1-4-a blade, 1-1-5-a baffle, 1-2-a second throwing mechanism, 1-3-a second throwing mechanism, 1-4-a second throwing mechanism, 1-5-a second throwing mechanism, 1-6-an access hole, 1-7-an access door, 1-8-an inlet, 1-9-a rubber belt, 1-10-a supporting leg, 1-11-an outlet, 1-12-a sand outlet and 1-13-a roll shaft, 1-14-transverse stranding cage, 1-15-screw shaft, 1-16-second motor, 1-17-driven shaft, 1-18-driven wheel, 1-19-power wheel, 1-20-power belt, 1-21-through hole, 1-22 longitudinal stranding cage, 2-transmission mechanism, 2-1 upper frame body, 2-1-1 upper cross beam, 2-1-2 upper longitudinal beam, 2-2 lower frame body, 2-2-1 lower cross beam, 2-2-2 lower longitudinal beam, 2-3 support column, 2-4 roller, 2-4-1 column body, 2-5 loading and unloading mechanism, 2-5-1 support body, 2-5-2 vertical rod and 2-5-3 bearing body, 2-5-4 oil cylinders, 2-5-5 second rotating shafts, 2-5-6 second bearing seats, 2-5-7 baffle plates, 2-5-8 hinge shafts, 2-5-9 hinge shaft bodies, 2-5-10 supporting plates, 2-5-11 pin holes, 2-5-12 reinforcing ribs, 2-5-13 baffle plates, 2-6 first bearing seats, 2-7 rubber rings, 2-8 supporting seats, 3-sand blasting tanks, 4-pipelines and lifting mechanisms.
Detailed Description
The following description of the embodiments of the present invention refers to the accompanying drawings and examples:
it should be noted that the structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are only for the purpose of understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined by the following claims, and any modifications of the structures, changes in the proportions and adjustments of the sizes, without affecting the efficacy and attainment of the same, are intended to fall within the scope of the present disclosure.
In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
A sand blasting line body for the outer wall of a steel pipe comprises a derusting shell 1, a throwing mechanism, a stranding cage, a conveying mechanism, a sand blasting tank 3 and a lifting mechanism 5;
the rust removal shell 1 is of a polyhedral structure and is used for providing a sand blasting environment;
the number of the throwing mechanisms is at least five, and the throwing mechanisms comprise a first throwing mechanism, a second throwing mechanism, a third throwing mechanism, a fourth throwing mechanism and a fifth throwing mechanism; the first throwing mechanism 1-1 is arranged at the top of the rust removal shell 1, the second throwing mechanism 1-2 is arranged at the upper part of the left side surface of the rust removal shell, the third throwing mechanism 1-3 is arranged at the upper part of the right side surface of the rust removal shell, the fourth throwing mechanism 1-4 is arranged at the bottom of the left side surface of the rust removal shell 1, and the fifth throwing mechanism 1-5 is arranged at the bottom of the right side surface;
the stranding cage comprises transverse stranding cages 1-14 and longitudinal stranding cages 1-22, the transverse stranding cages 1-14 are arranged at the bottom of the derusting shell 1 and are consistent with the length direction of the derusting shell 1, and the longitudinal stranding cages 1-22 are vertically connected with the transverse stranding cages 1-14; the stranding cage is used for conveying returned sand in the derusting shell to the lifting mechanism for recycling;
the bottom of the lifting mechanism is connected with the longitudinal stranding cages 1-22, and the top of the lifting mechanism is connected with the sand blasting tank 3, so that the sand return in the derusting shell is conveyed into the sand blasting tank for recycling;
the conveying mechanisms 2 are respectively arranged at the inlet and the outlet of the derusting shell 1 and are used for conveying the steel pipe into and out of the derusting shell;
the sand blasting tank 3 is connected with the throwing mechanism through a pipeline 4, and the sand blasting tank 3 is used for conveying sand shots to the throwing mechanism through the pressure of gas.
Specifically, the throwing mechanism comprises a first motor 1-1-2, a throwing box 1-1-1 and blades 1-1-4; the polishing box 1-1-1 is a box body with an opening on one side, the polishing box 1-1-1 is of a cuboid structure, a first rotating shaft 1-1-3 is arranged in the polishing box 1-1-1, blades 1-1-4 are uniformly arranged on the first rotating shaft 1-1-3, the first rotating shaft 1-1-3 is connected with an output shaft of a first motor 1-1-2, a sand inlet is formed in the side wall of the polishing box 1-1-1, and the opening of the polishing box 1-1-1 faces towards a steel pipe.
Specifically, the transverse stranding cages 1-14 and the longitudinal stranding cages are the same in size, the spiral shafts 1-15 with the spiral blades of the transverse stranding cages 1-14 are arranged inside the derusting shell 1, the spiral shafts 1-15 extend outwards to be connected with the driven shafts 1-17, the driven shafts 1-17 are provided with driven wheels 1-18, the driven wheels 1-18 are connected with power wheels 1-19 through power belts 1-20, and the power wheels 1-19 are connected with power output shafts of second motors 1-16.
Specifically, the conveying mechanism comprises an upper frame body 2-1, a lower frame body 2-2, a supporting column 2-3, a rolling shaft 2-4 and a loading and unloading mechanism 2-5;
the upper frame body 2-1 comprises upper cross beams 2-1-1 and upper longitudinal beams 2-1-2, the two upper cross beams 2-1-1 are arranged in parallel, the two ends of the upper cross beam 2-1-1 are respectively and fixedly connected with the upper longitudinal beams 2-1-2, and the upper longitudinal beams 2-1-2 are parallel to each other;
the lower frame body 2-2 is arranged at the bottom of the upper frame body 2-1, the lower frame body 2-2 comprises a lower cross beam 2-2-1 and a lower longitudinal beam 2-2-2, the two lower cross beams 2-2-1 are arranged in parallel, the two ends of the lower cross beam 2-2-1 are respectively and fixedly connected with the lower longitudinal beam 2-2-2, and the lower longitudinal beams 2-2-2 are parallel to each other;
the supporting columns 2-3 are arranged between the upper frame body 2-1 and the lower frame body 2-2 in parallel, the tops of the supporting columns 2-3 are fixedly connected with the upper frame body 2-1, and the bottoms of the supporting columns 2-3 are fixedly connected with the lower frame body 2-2;
the number of the rolling shafts 2-4 is multiple, the rolling shafts 2-4 are parallelly arranged and fixed between the two upper cross beams 2-1-1 through first bearing seats 2-6, and cylindrical bodies 2-4-1 are arranged on the rolling shafts 2-4.
The two loading and unloading mechanisms 2-5 are arranged between the two upper cross beams 2-1-1 of the upper frame body 2-1 in parallel, the upper ends of the loading and unloading mechanisms 2-5 are connected with the upper cross beams 2-1-1 in a welding mode, and the lower ends of the loading and unloading mechanisms 2-5 are connected with the lower cross beams 2-2-1 in a welding mode.
Specifically, the loading and unloading mechanism 2-5 comprises a support body 2-5-1, a vertical rod 2-5-2, a bearing body 2-5-3 and an oil cylinder 2-5-4;
the number of the support bodies 2-5-1 is two, the two support bodies 2-5-1 are arranged in parallel, and two ends of each support body 2-5-1 are respectively connected with the upper cross beam 2-1-1 in a welding manner;
the number of the vertical rods 2-5-2 is two, the tops of the vertical rods 2-5-2 are respectively connected with the end part of one side of the support body 2-5-1 in a welding mode, and the lower parts of the vertical rods 2-5-2 are respectively connected with the lower cross beam 2-2-1 in a welding mode;
the supporting body 2-5-3 is arranged between the supporting bodies 2-5-1, the bottom surface of the supporting body 2-5-3 is provided with a second rotating shaft 2-5-5, two ends of the second rotating shaft 2-5-5 are fixedly connected with the supporting body 2-5-1 through a second bearing seat 2-5-6, and one side end part of the supporting body 2-5-3 is provided with an upward inclined baffle 2-5-7;
the bottom end of the oil cylinder 2-5-4 is fixedly connected with the vertical rod 2-5-2 through a hinge shaft 2-5-8 and a hinge shaft body 2-5-9, the top end of a telescopic rod of the oil cylinder 2-5-4 is hinged with the bearing body 2-5-3, the hinge shaft body 2-5-9 is fixed between the two vertical rods 2-5-2, two parallel supporting plates 2-5-10 are arranged on the hinge shaft body 2-5-9, and a pin hole 2-5-11 for inserting the hinge shaft 2-5-8 is formed in each supporting plate 2-5-10.
Particularly, the structure further comprises a stop block 2-5-13, wherein the stop block 2-5-13 is arranged at the end part of the carrier body 2-5-3, and the stop block 2-5-13 is of a triangular structure.
Specifically, the lifting mechanism 5 comprises a lifting box body 5-1, a flat belt 5-2 and a hopper 5-3, the lifting box body 5-1 is vertically and upwards arranged, the flat belt 5-2 is arranged inside the lifting box body 5-1, the flat belt 5-2 is connected with the top and the bottom of the lifting box body 5-1 through a flat belt pulley 5-4, the hopper 5-3 is evenly arranged on the flat belt 5-2, a feeding port of the lifting box body 5-1 is connected with a discharging port of the longitudinal stranding cage 1-22, and the discharging port of the lifting box body 5-1 is connected with the sand blasting tank through a material return pipe 5-5.
Specifically, the chain wheel device further comprises chain wheels 2-11, each pair of chain wheels 2-11 is arranged at one end of the roller 2-4 in parallel, and adjacent chain wheels 2-11 are connected through chains 2-12.
Specifically, the automatic transmission device further comprises a driving mechanism 2-10, wherein the driving mechanism 2-10 comprises a motor and a speed change mechanism, the output end of the motor is connected with the input end of the speed change mechanism, the output end of the speed change mechanism is provided with a driving chain wheel, and the driving chain wheel is in transmission connection with the chain wheel 2-11 through a chain 2-12.
Specifically, the roller 2-4 is welded and connected with the center of two end faces of the cylindrical body 2-4-1.
Referring to fig. 1, fig. 1 illustrates the overall structure of the present invention, including a rust removal housing 1, a throwing mechanism, a stranding cage, a conveying mechanism, a blast pot 3, and a lifting mechanism 5; the rust removal shell 1 is of a polyhedral structure and is used for providing a sand blasting environment, and at least five throwing mechanisms comprise a first throwing mechanism, a second throwing mechanism, a third throwing mechanism, a fourth throwing mechanism and a fifth throwing mechanism; the first throwing mechanism 1-1 is arranged at the top of the rust removal shell 1, the second throwing mechanism 1-2 is arranged at the upper part of the left side surface of the rust removal shell, the third throwing mechanism 1-3 is arranged at the upper part of the right side surface of the rust removal shell, the fourth throwing mechanism 1-4 is arranged at the bottom of the left side surface of the rust removal shell 1, the fifth throwing mechanism 1-5 is arranged at the bottom of the right side surface, the stranding cage comprises transverse stranding cages 1-14 and longitudinal stranding cages 1-22, the transverse stranding cages 1-14 are arranged at the bottom of the rust removal shell 1 and are consistent with the length direction of the rust removal shell 1, and the longitudinal stranding cages 1-22 are vertically connected with the transverse stranding cages 1-14; the stranding cage is used for conveying return sand in the derusting shell to a lifting mechanism for recycling, the bottom of the lifting mechanism is connected with longitudinal stranding cages 1-22, the top of the lifting mechanism is connected with a sand blasting tank 3 and used for conveying the return sand in the derusting shell to the sand blasting tank for recycling, the conveying mechanisms 2 are respectively arranged at an inlet and an outlet of the derusting shell 1 and used for conveying a steel pipe into and out of the derusting shell, the sand blasting tank 3 is connected with the throwing mechanism through a pipeline 4, and the sand blasting tank 3 is used for conveying sand shots to the throwing mechanism through gas pressure.
Referring to fig. 2, fig. 2 illustrates a derusting shell structure of the utility model, which comprises a derusting shell 1, transverse stranding cages 1-14 and at least five throwing mechanisms of a filter plate; the rust removal shell 1 is of a polyhedral structure, a first throwing mechanism 1-1 is arranged at the top of the rust removal shell 1, a second throwing mechanism 1-2 and a third throwing mechanism 1-3 are respectively arranged at the upper part of the left side surface and the upper part of the right side surface of the rust removal shell, a fourth throwing mechanism 1-4 and a fifth throwing mechanism 1-5 are respectively arranged at the bottom of the left side surface and the bottom of the right side surface of the rust removal shell 1, an inlet 1-8 and an outlet 1-11 which are convenient for steel pipes to enter and exit are respectively arranged at two opposite side walls in the rust removal shell 1-1, rolling shafts 1-13 are fixedly arranged at the inlet 1-8 and the outlet 1-11, an access hole 1-6 is formed in one side wall of the rust removal shell 1, and an access door 1-7 matched with the access hole 1-6 is arranged on the access hole 1-6, and the access doors 1-7 are hinged with the derusting shell 1.
The horizontal stranding cages 1-14 are arranged at the bottom of the derusting shell 1 and are consistent with the length direction of the derusting shell 1, the spiral shafts 1-15 with spiral blades of the horizontal stranding cages 1-14 are arranged inside the derusting shell 1, the spiral shafts 1-15 extend outwards and are connected with driven shafts 1-17, driven wheels 1-18 are arranged on the driven shafts 1-17, the driven wheels 1-18 are connected with power wheels 1-19 through power belts 1-20, and the power wheels 1-19 are connected with power output shafts of second motors 1-16.
The derusting shell is supported on the ground through four support legs 1-10, and the four support legs 1-10 are respectively arranged at the edges of four corners of the derusting shell 1.
Referring to fig. 3, fig. 3 illustrates a derusting housing and an internal structure of a first embodiment, the transverse stranding cages 1-14 are arranged at the bottom of the derusting housing 1 and are consistent with the length direction of the derusting housing 1, the screw shafts 1-15 with helical blades of the transverse stranding cages 1-14 are arranged inside the derusting housing 1, the screw shafts 1-15 extend outwards and are connected with driven shafts 1-17, driven wheels 1-18 are arranged on the driven shafts 1-17, the driven wheels 1-18 are connected with power wheels 1-19 through power belts 1-20, and the power wheels 1-19 are connected with power output shafts of second motors 1-16.
Referring to fig. 4, fig. 4 illustrates a second embodiment of the rust removing housing and the internal structure, wherein the filter plate 1-12 is arranged on the top of the screw shaft 1-15, and the upper surface of the filter plate 1-12 is uniformly provided with a plurality of through holes 1-21.
Referring to fig. 5, fig. 5 illustrates a throwing mechanism structure of the present invention, which comprises a first motor 1-1-2, a throwing box 1-1-1 and a blade 1-1-4; the polishing box 1-1-1 is a box body with an opening on one side, the polishing box 1-1-1 is of a cuboid structure, a first rotating shaft 1-1-3 is arranged in the polishing box 1-1-1, blades 1-1-4 are uniformly arranged on the first rotating shaft 1-1-3, the first rotating shaft 1-1-3 is connected with an output shaft of a first motor 1-1-2, a sand inlet is formed in the side wall of the polishing box 1-1-1, and the opening of the polishing box 1-1-1 faces towards a steel pipe.
Referring to fig. 6, fig. 6 illustrates a conveying mechanism of the present invention, which includes an upper frame 2-1, a lower frame 2-2, a support pillar 2-3, a roller 2-4, and a loading and unloading mechanism 2-5; the upper frame body 2-1 comprises an upper cross beam 2-1-1 and an upper longitudinal beam 2-1-2, the two upper cross beams 2-1-1 are arranged in parallel, the two ends of the upper cross beam 2-1-1 are respectively and fixedly connected with the upper longitudinal beam 2-1-2, the upper longitudinal beams 2-1-2 are parallel to each other, the lower frame body 2-2 is arranged at the bottom of the upper frame body 2-1, the lower frame body 2-2 comprises a lower cross beam 2-2-1 and a lower longitudinal beam 2-2-2, the two lower cross beams 2-2-1 are arranged in parallel, the two ends of the lower cross beam 2-2-1 are respectively and fixedly connected with the lower longitudinal beam 2-2-2, and the lower longitudinal beams 2-2-2 are parallel to each other, the supporting columns 2-3 are arranged between the upper frame body 2-1 and the lower frame body 2-2 in parallel, the tops of the supporting columns 2-3 are fixedly connected with the upper frame body 2-1, the bottoms of the supporting columns 2-3 are fixedly connected with the lower frame body 2-2, the supporting frame further comprises supporting seats 2-8, and the supporting seats 2-8 are connected with the lower frame body 2-2 through upright columns 2-9 in a welded mode.
The roller comprises a plurality of rollers 2-4, the plurality of rollers 2-4 are parallelly arranged and fixed between two upper cross beams 2-1-1 through first bearing seats 2-6, cylindrical bodies 2-4-1 are arranged on the rollers 2-4, the rollers 2-4 are welded with the centers of the two end faces of the cylindrical bodies 2-4-1, through holes matched with the rollers 2-4 are formed in the centers of the cylindrical bodies 2-4-1, the cylindrical bodies 2-4-1 are connected with the rollers 2-4 in a sleeved mode, rubber rings 2-7 are sleeved on the cylindrical bodies 2-4-1, and the two rubber rings 2-7 are distributed on the two sides of the cylindrical bodies 2-4-1.
The two loading and unloading mechanisms 2-5 are arranged between the two upper cross beams 2-1-1 of the upper frame body 2-1 in parallel, the upper ends of the loading and unloading mechanisms 2-5 are connected with the upper cross beams 2-1-1 in a welding mode, the lower ends of the loading and unloading mechanisms 2-5 are connected with the lower cross beams 2-2-1 in a welding mode, and each loading and unloading mechanism 2-5 comprises a support body 2-5-1, a vertical rod 2-5-2, a bearing body 2-5-3 and an oil cylinder 2-5-4.
The chain wheel type roller bearing further comprises chain wheels 2-11, every pair of chain wheels 2-11 are arranged at one end of the roller shaft 2-4 in parallel, the adjacent chain wheels 2-11 are connected through chains 2-12, the chain wheels are connected with driving mechanisms 2-10, the driving mechanisms 2-10 comprise motors and speed change mechanisms, the output ends of the motors are connected with the input ends of the speed change mechanisms, driving chain wheels are arranged at the output ends of the speed change mechanisms and are in transmission connection with the chain wheels 2-11 through the chains 2-12, the chain wheel type roller bearing further comprises shields 2-13, and the shields 2-13 are arranged on the outer sides of the chain wheels 2-11.
Referring to fig. 7, fig. 7 illustrates a structure of a loading and unloading mechanism, wherein two loading and unloading mechanisms 2-5 are arranged between two upper beams 2-1-1 of the upper frame 2-1 in parallel, the upper ends of the loading and unloading mechanisms 2-5 are connected with the upper beams 2-1-1 in a welding manner, the lower ends of the loading and unloading mechanisms 2-5 are connected with the lower beams 2-2-1 in a welding manner, and each loading and unloading mechanism 2-5 comprises a support body 2-5-1, a vertical rod 2-5-2, a support body 2-5-3 and an oil cylinder 2-5-4; the number of the support bodies 2-5-1 is two, the two support bodies 2-5-1 are arranged in parallel, and two ends of each support body 2-5-1 are respectively connected with the upper cross beam 2-1-1 in a welding manner; the number of the vertical rods 2-5-2 is two, the tops of the vertical rods 2-5-2 are respectively connected with the end part of one side of the support body 2-5-1 in a welding mode, and the lower parts of the vertical rods 2-5-2 are respectively connected with the lower cross beam 2-2-1 in a welding mode; the supporting body 2-5-3 is arranged between the supporting bodies 2-5-1, the bottom surface of the supporting body 2-5-3 is provided with a second rotating shaft 2-5-5, two ends of the second rotating shaft 2-5-5 are fixedly connected with the supporting body 2-5-1 through a second bearing seat 2-5-6, and one side end part of the supporting body 2-5-3 is provided with an upward inclined baffle 2-5-7; the bottom end of the oil cylinder 2-5-4 is fixedly connected with a vertical rod 2-5-2 through a hinge shaft 2-5-8 and a hinge shaft body 2-5-9, the top end of a telescopic rod of the oil cylinder 2-5-4 is hinged with the supporting body 2-5-3, the hinge shaft body 2-5-9 is fixed between the two vertical rods 2-5-2, two parallel supporting plates 2-5-10 are arranged on the hinge shaft body 2-5-9, a pin hole 2-5-11 for inserting the hinge shaft 2-5-8 is arranged on the supporting plate 2-5-10, the hydraulic lifting device further comprises a reinforcing rib 2-5-12, the top end of the reinforcing rib 2-5-12 is welded and connected with the bottom surface of the upper cross beam 2-1-1, the bottom end of the reinforcing rib 2-5-12 is connected with the lower end of the vertical rod 2-5-2 in a welding mode, the supporting structure further comprises a baffle 2-5-13, the baffle 2-5-13 is arranged at the end portion of the supporting body 2-5-3, and the baffle 2-5-13 is of a triangular structure.
Referring to fig. 8, fig. 8 illustrates the lifting mechanism structure of the present invention, wherein the lifting mechanism 5 includes a lifting box 5-1, a flat belt 5-2 and a hopper 5-3, the lifting box 5-1 is disposed vertically upward, the flat belt 5-2 is disposed inside the lifting box 5-1, the flat belt 5-2 is connected to the top and the bottom of the lifting box 5-1 through a flat belt pulley 5-4, the hopper 5-3 is uniformly disposed on the flat belt 5-2, a feeding port of the lifting box 5-1 is connected to a discharging port of the longitudinal stranding cage 1-22, and a discharging port of the lifting box 5-1 is connected to the sand blasting tank through a return pipe 5-5.
The operation principle is as follows: two oil cylinders of the loading and unloading structure are lifted simultaneously, one end of a bearing body is lifted by the oil cylinders, the other end of the bearing body is lowered, the lowered end of the bearing body is used for receiving a conveyed large steel pipe, when the large steel pipe reaches the bearing body, the oil cylinders are adjusted to enable the oil cylinders to fall back, the lowered end of the bearing body is slowly lifted, the steel pipe starts to move towards one end close to a baffle of the bearing body, the oil cylinders continue to fall back, the height of the bearing body is lower than that of a cylindrical body on a rolling shaft, the steel pipe stops on the cylindrical body at the moment, the oil cylinders are closed, a driving mechanism is opened, the output end of a motor is connected with the input end of a speed change mechanism, the output end of the speed change mechanism is provided with a driving chain wheel, the driving chain wheel is in transmission connection with the chain wheel, the chain wheel drives the rolling shaft to rotate, the large steel pipe moves forwards along the rolling shaft under the driving of the rolling shaft and enters a sand blasting and rust removing device, rubber rings on two sides of the cylindrical body prevent left and right moving bodies of the steel pipe, the steel pipe is conveyed to an inlet of a rust removal shell 1 through a conveying mechanism, the conveying mechanism continuously pushes the steel pipe to a cavity of the rust removal shell 1, the conveying mechanism is matched with rolling shafts 1-13 in the cavity to push the steel pipe to move in the rust removal shell 1, a throwing mechanism is started, a first throwing mechanism 1-1 throws sand shots downwards from the top of the steel pipe, a second throwing mechanism 1-2 and a third throwing mechanism 1-3 throw the sand shots upwards from two side surfaces of the bottom of the steel pipe, a fourth throwing mechanism 1-4 and a fifth throwing mechanism 1-5 throw the sand shots downwards from two side surfaces of the top of the steel pipe, the five throwing mechanisms throw the sand shots through 360 degrees without dead angles, so that the surface of the steel pipe is accurately and more uniformly derusted, the thrown sand shots enter transverse stranding cages 1-14 through a filter plate, and the transverse stranding cages 1-14 input the sand shots into a longitudinal stranding cage, the longitudinal stranding cage outputs sand balls, the output sand balls return to the sand blasting tank through the lifting mechanism, the conveying mechanism continues to push the steel pipe subjected to rust removal out of the cavity of the rust removal shell 1, the steel pipe continues to move outwards along the conveying mechanism, when the whole steel pipe is subjected to rust removal and leaves the rust removal shell, the two oil cylinders of the loading and unloading structure are lifted simultaneously, one end of the bearing body is lifted by the oil cylinders, the other end of the bearing body is lowered, the steel pipe starts to move towards one end far away from a baffle of the bearing body, the oil cylinders continue to be lifted, the height of the bearing body is higher than that of the cylindrical body on the rolling shaft, and at the moment, the bearing body pushes the steel pipe away from the conveying mechanism.
While the preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.
Many other changes and modifications can be made without departing from the spirit and scope of the utility model. It is to be understood that the utility model is not to be limited to the specific embodiments, but only by the scope of the appended claims.
Claims (10)
1. The utility model provides a steel pipe outer wall sand throwing line body which characterized in that: comprises a derusting shell (1), a throwing mechanism, a stranding cage, a conveying mechanism, a sand blasting tank (3) and a lifting mechanism (5);
the rust removal shell (1) is of a polyhedral structure and is used for providing a sand blasting environment;
the number of the throwing mechanisms is at least five, and the throwing mechanisms comprise a first throwing mechanism, a second throwing mechanism, a third throwing mechanism, a fourth throwing mechanism and a fifth throwing mechanism; the first throwing mechanism (1-1) is arranged at the top of the rust removal shell (1), the second throwing mechanism (1-2) is arranged at the upper part of the left side surface of the rust removal shell, the third throwing mechanism (1-3) is arranged at the upper part of the right side surface of the rust removal shell, the fourth throwing mechanism (1-4) is arranged at the bottom of the left side surface of the rust removal shell (1), and the fifth throwing mechanism (1-5) is arranged at the bottom of the right side surface;
the stranding cage comprises transverse stranding cages (1-14) and longitudinal stranding cages (1-22), the transverse stranding cages (1-14) are arranged at the bottom of the derusting shell (1) and are consistent with the length direction of the derusting shell (1), and the longitudinal stranding cages (1-22) are vertically connected with the transverse stranding cages (1-14); the stranding cage is used for conveying returned sand in the derusting shell to the lifting mechanism for recycling;
the bottom of the lifting mechanism is connected with a longitudinal stranding cage (1-22), and the top of the lifting mechanism is connected with a sand blasting tank (3) and used for conveying the returned sand in the derusting shell into the sand blasting tank for recycling;
the conveying mechanisms (2) are respectively arranged at the inlet and the outlet of the derusting shell (1) and are used for conveying steel pipes into and out of the derusting shell;
the sand blasting tank (3) is connected with the throwing mechanism through a pipeline (4), and the sand blasting tank (3) is used for conveying sand shots to the throwing mechanism through the pressure of gas.
2. The steel pipe outer wall sand blasting line body according to claim 1, wherein the throwing mechanism comprises a first motor (1-1-2), a throwing box (1-1-1) and blades (1-1-4); the polishing box (1-1-1) is a box body with an opening on one side, the polishing box (1-1-1) is of a cuboid structure, a first rotating shaft (1-1-3) is arranged in the polishing box (1-1-1), blades (1-1-4) are uniformly arranged on the first rotating shaft (1-1-3), the first rotating shaft (1-1-3) is connected with an output shaft of a first motor (1-1-2), a sand inlet is formed in the side wall of the polishing box (1-1-1), and the opening of the polishing box (1-1-1) faces towards a steel pipe.
3. The steel pipe outer wall sand throwing line body according to claim 1, wherein the transverse stranding cage (1-14) and the longitudinal stranding cage (1-22) are identical in size, a screw shaft (1-15) with a helical blade of the transverse stranding cage (1-14) is arranged inside the derusting shell (1), the screw shaft (1-15) extends outwards to be connected with a driven shaft (1-17), a driven wheel (1-18) is arranged on the driven shaft (1-17), the driven wheel (1-18) is connected with a power wheel (1-19) through a power belt (1-20), and the power wheel (1-19) is connected with a power output shaft of a second motor (1-16).
4. The sand blasting line body for the outer wall of the steel pipe according to claim 1, wherein the conveying mechanism comprises an upper frame body (2-1), a lower frame body (2-2), a supporting column (2-3), a rolling shaft (2-4) and a loading and unloading mechanism (2-5);
the upper frame body (2-1) comprises an upper cross beam (2-1-1) and upper longitudinal beams (2-1-2), the two upper cross beams (2-1-1) are arranged in parallel, the two ends of the upper cross beam (2-1-1) are respectively fixedly connected with the upper longitudinal beams (2-1-2), and the upper longitudinal beams (2-1-2) are parallel to each other;
the lower frame body (2-2) is arranged at the bottom of the upper frame body (2-1), the lower frame body (2-2) comprises a lower cross beam (2-2-1) and lower longitudinal beams (2-2-2), the two lower cross beams (2-2-1) are arranged in parallel, the two ends of the lower cross beam (2-2-1) are respectively and fixedly connected with the lower longitudinal beams (2-2-2), and the lower longitudinal beams (2-2-2) are parallel to each other;
the supporting columns (2-3) are arranged between the upper frame body (2-1) and the lower frame body (2-2) in parallel, the tops of the supporting columns (2-3) are fixedly connected with the upper frame body (2-1), and the bottoms of the supporting columns (2-3) are fixedly connected with the lower frame body (2-2);
the number of the rolling shafts (2-4) is multiple, the multiple rolling shafts (2-4) are parallelly arranged and fixed between the two upper cross beams (2-1-1) through first bearing seats (2-6), and cylindrical bodies (2-4-1) are arranged on the rolling shafts (2-4);
the number of the assembling and disassembling mechanisms (2-5) is two, the two assembling and disassembling mechanisms are arranged between the two upper cross beams (2-1-1) of the upper frame body (2-1) in parallel, the upper ends of the assembling and disassembling mechanisms (2-5) are connected with the upper cross beams (2-1-1) in a welding mode, and the lower ends of the assembling and disassembling mechanisms (2-5) are connected with the lower cross beams (2-2-1) in a welding mode.
5. The steel pipe outer wall sand throwing line body according to claim 4, wherein the loading and unloading mechanism (2-5) comprises a support body (2-5-1), a vertical rod (2-5-2), a supporting body (2-5-3) and an oil cylinder (2-5-4);
the number of the support bodies (2-5-1) is two, the two support bodies (2-5-1) are arranged in parallel, and two ends of each support body (2-5-1) are respectively connected with the upper cross beam (2-1-1) in a welding manner;
the number of the vertical rods (2-5-2) is two, the tops of the vertical rods (2-5-2) are respectively connected with the end part of one side of the support body (2-5-1) in a welding manner, and the lower parts of the vertical rods (2-5-2) are respectively connected with the lower cross beam (2-2-1) in a welding manner;
the supporting body (2-5-3) is arranged between the supporting bodies (2-5-1), a second rotating shaft (2-5-5) is arranged on the bottom surface of the supporting body (2-5-3), two ends of the second rotating shaft (2-5-5) are fixedly connected with the supporting body (2-5-1) through second bearing seats (2-5-6), and one side end part of the supporting body (2-5-3) is provided with an upward inclined baffle (2-5-7);
the bottom end of the oil cylinder (2-5-4) is fixedly connected with the vertical rod (2-5-2) through a hinge shaft (2-5-8) and a hinge shaft body (2-5-9), the top end of a telescopic rod of the oil cylinder (2-5-4) is hinged with the bearing body (2-5-3), the hinge shaft body (2-5-9) is fixed between the two vertical rods (2-5-2), two parallel supporting plates (2-5-10) are arranged on the hinge shaft body (2-5-9), and a pin hole (2-5-11) for the hinge shaft (2-5-8) to be inserted into is formed in each supporting plate (2-5-10).
6. The sand blasting line body for the outer wall of the steel pipe as recited in claim 5, further comprising a stop block (2-5-13), wherein the stop block (2-5-13) is arranged at the end of the supporting body (2-5-3), and the stop block (2-5-13) is of a triangular structure.
7. The steel pipe outer wall sand blasting line body according to claim 1, wherein the lifting mechanism (5) comprises a lifting box body (5-1), a flat belt (5-2) and a hopper (5-3), the lifting box body (5-1) is arranged vertically upwards, a flat belt (5-2) is arranged in the lifting box body (5-1), the flat belt (5-2) is connected with the top and the bottom of the lifting box body (5-1) through a flat belt pulley (5-4), the flat belt (5-2) is uniformly provided with hoppers (5-3), a feeding hole of the lifting box body (5-1) is connected with a discharging hole of the longitudinal stranding cage (1-22), the discharge port of the lifting box body (5-1) is connected with the sand blasting tank through a material return pipe (5-5).
8. The sand blasting line body for the outer wall of the steel pipe as recited in claim 4, further comprising chain wheels (2-11), wherein each pair of chain wheels (2-11) is arranged at one end of the roller (2-4) in parallel, and adjacent chain wheels (2-11) are connected through chains (2-12).
9. The steel pipe outer wall sand throwing line body according to claim 4, further comprising a driving mechanism (2-10), wherein the driving mechanism (2-10) comprises a motor and a speed change mechanism, an output end of the motor is connected with an input end of the speed change mechanism, an output end of the speed change mechanism is provided with a driving chain wheel, and the driving chain wheel is in transmission connection with the chain wheel (2-11) through a chain (2-12).
10. The sand blasting line body for the outer wall of the steel pipe as recited in claim 8, wherein the roller (2-4) is welded and connected with the center of two end faces of the cylindrical body (2-4-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123136076.1U CN216759496U (en) | 2021-12-14 | 2021-12-14 | Sand blasting line body for outer wall of steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123136076.1U CN216759496U (en) | 2021-12-14 | 2021-12-14 | Sand blasting line body for outer wall of steel pipe |
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| Publication Number | Publication Date |
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| CN216759496U true CN216759496U (en) | 2022-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123136076.1U Expired - Fee Related CN216759496U (en) | 2021-12-14 | 2021-12-14 | Sand blasting line body for outer wall of steel pipe |
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| CN (1) | CN216759496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115401617A (en) * | 2022-08-26 | 2022-11-29 | 浙江丰原型钢科技有限公司 | Sand blasting and rust removing conveying equipment for round steel |
-
2021
- 2021-12-14 CN CN202123136076.1U patent/CN216759496U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115401617A (en) * | 2022-08-26 | 2022-11-29 | 浙江丰原型钢科技有限公司 | Sand blasting and rust removing conveying equipment for round steel |
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Granted publication date: 20220617 |