CN210732176U

CN210732176U - Automatic cleaning system for inner wall of steel cylinder

Info

Publication number: CN210732176U
Application number: CN201920612870.2U
Authority: CN
Inventors: 刘江省; 李冲
Original assignee: Shandong Daoxianwei Ai Technology Co ltd
Current assignee: Shandong Daoxianwei Ai Technology Co ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-06-12
Anticipated expiration: 2029-04-29

Abstract

The utility model relates to a steel cylinder cleaning device, in particular to an automatic cleaning system for the inner wall of a steel cylinder, which comprises an unloading area, a loading area, an upper unloading valve area, a buffer area, a shot blasting area and a sand cleaning area which are arranged from left to right in sequence, wherein the unloading area is used for placing a loading and unloading trolley; the feeding area is used for arranging a feeding roller way; the valve loading and unloading area is used for arranging a full-automatic valve loading and unloading mechanism; the buffer area is used for arranging a buffer roller way; the shot blasting area is used for arranging a shot blasting mechanism; the sand removing area is used for arranging an automatic sand removing mechanism; and a truss manipulator is arranged above each region, and the full-automatic loading and unloading valve mechanism, the automatic sand cleaning mechanism, the shot blasting mechanism and the truss manipulator are all connected with a control system. The utility model discloses can realize the self-cleaning of steel bottle inner wall, use manpower sparingly, improve work efficiency, it is high to wash the cleanliness factor.

Description

Automatic cleaning system for inner wall of steel cylinder

Technical Field

The utility model relates to a steel bottle belt cleaning device, concretely relates to steel bottle inner wall self-cleaning system.

Background

The sulfur hexafluoride has good electrical insulation performance and excellent arc extinguishing performance. The electric strength of the material is 2.5 times of that of nitrogen under the same pressure, the breakdown voltage is 2.5 times of that of air, and the arc extinguishing capability is 100 times of that of air, so that the material is a new generation of ultrahigh-voltage insulating dielectric material superior to that between air and oil. Sulfur hexafluoride has good insulating and arc-extinguishing properties, such as: circuit breaker, high voltage transformer, gas seal combined capacitor, high voltage transmission line, mutual-inductor etc.. In order to prevent leakage, liquefied gases such as sulfur hexafluoride are filled in steel cylinders by manufacturers and then delivered to users, and the inner walls of new steel cylinders or the steel cylinders filled with liquefied gases may cause pollution to the filled gases due to oxidation reactions, so the steel cylinders need to be shot-blasted and cleaned to remove the oxide layers. At present, the steel bottle mainly adopts artifical the washing, and intensity of labour is big, and work efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims to provide a: the utility model provides a steel bottle inner wall self-cleaning system can realize the self-cleaning of steel bottle inner wall, uses manpower sparingly, improves work efficiency, and it is high to wash the cleanliness factor.

The utility model discloses a solve the technical scheme that its technical problem adopted and do:

the automatic cleaning system for the inner wall of the steel cylinder comprises a discharging area, a feeding area, an upper discharging valve area, a buffer area, a shot blasting area and a sand cleaning area which are sequentially arranged from left to right, wherein,

the unloading area is used for placing a loading and unloading trolley, an in-place detection switch is arranged on the loading and unloading trolley, and an induction wall is arranged in the loading and unloading area corresponding to the in-place detection switch;

the feeding area is used for arranging a feeding roller way, and a feeding detection switch is arranged on the feeding roller way;

the valve loading and unloading area is used for arranging a full-automatic valve loading and unloading mechanism;

the buffer area is used for arranging a buffer roller way;

the shot blasting area is used for arranging a shot blasting mechanism;

the sand removing area is used for arranging an automatic sand removing mechanism;

and a truss manipulator is arranged above each region, and the in-place detection switch, the feeding detection switch, the full-automatic loading and unloading valve mechanism, the automatic sand cleaning mechanism, the shot blasting mechanism and the truss manipulator are all connected with a control system.

Manually transporting the steel cylinder from a storage area of the steel cylinder to be treated to a cleaning workshop by using a loading and unloading trolley, then transporting the steel cylinder to a loading roller way, after the loading roller way detects that the steel cylinder is in place, starting a truss manipulator to transport the steel cylinder to a full-automatic loading and unloading valve mechanism, then carrying out valve unloading operation on the steel cylinder by the full-automatic loading and unloading valve mechanism, after the valve unloading operation is finished, transferring the steel cylinder to a shot blasting mechanism by the truss manipulator to carry out shot blasting, after the shot blasting operation is finished, transferring the steel cylinder to an automatic sand cleaning mechanism by the truss manipulator to discharge residual sand on the inner wall of the steel cylinder, transferring the steel cylinder to a buffer roller way by the truss manipulator, wherein an operator needs to wind a raw material belt for 3 circles clockwise on a valve wire port position unloaded from the steel cylinder, then screwing the valve to the steel cylinder with a pre-valve, and then transferring the steel cylinder with the pre-valve to the full-automatic loading and, after the valve feeding is finished, the steel cylinder is conveyed to the loading and unloading trolley by the truss manipulator, the loading and unloading trolley is pushed to a designated area by an operator to unload the steel cylinder, the loading and unloading trolley is placed back to the unloading area, the in-place detection switch of the loading and unloading trolley can adopt a photoelectric switch, when the loading and unloading trolley stops, the in-place detection switch is attached to the induction wall, the induction wall blocks the light of the photoelectric switch, the loading and unloading trolley is detected to be in place from this, and only when the control system detects that the loading and unloading trolley is in place, the steel cylinder which is cleaned and subjected to valve feeding is transferred to the loading. The truss manipulator is when shifting the steel bottle, judge whether its purpose station is idle by control system, if not idle, the truss manipulator shifts the steel bottle to the buffering roll table and cushions the waiting, after idle until the target station, shift the steel bottle to the target station again, for the steel bottle type that convenient differentiation buffer was placed, set up two rows of buffering roll tables, deposit valve steel bottle in advance and the steel bottle of treating the shot blasting respectively, because of the sand removal action is executed very fast, the sand removal station generally can not have crowded equipotential, so the buffer does not need additionally to set up the buffering roll table of depositing the steel bottle of treating the sand removal in the buffer, the truss manipulator adopts the product of selling on the market, consider that the steel bottle quality is great, general vacuum chuck does not satisfy the transportation demand, the truss manipulator preferentially adopts electromagnet formula sucking.

Wherein, the preferred scheme is as follows:

the utility model discloses a steel bottle conveying device, including loading roller way, upset cylinder, upset rod and first roll-over stand, the upset cylinder piston rod passes through the articulated roll-over stand one end of connecting rod, the bearing is passed through at the roll-over stand both ends and is fixed in loading roller way one side, first roll-over stand one side and roll-over stand fixed connection, loading roller way end sets up material loading detection switch, it sets up the conveying bearing roller to correspond the steel bottle on the loading roller way, conveying bearing roller shape is the thin drum-type in the middle of the two thick, the pending steel bottle that the operator will load and unload the dolly fortune shifts to the roll-over stand, then start the upset cylinder, the upset cylinder piston rod stretches out, drive the roll-over stand and rotate, pivoted roll-over stand and steel bottle upset. The roll-over stand includes 3L shape vaulting poles, the vertical limit and the roll-over stand fixed connection of L shape vaulting pole, the horizontal limit of L shape vaulting pole material loading roll table dorsad, the roll-over stand overturns to the material loading roll table after, the steel bottle receives the action of gravity to roll easily on the material loading roll table, for making material loading detection switch monitor the steel bottle smoothly and target in place, need artifical supplementary adjustment steel bottle to suitable position, for improving work efficiency, can set up 2 ~ 4 rows of conveying bearing rollers on the material loading roll table, can once only deposit 2 ~ 4 steel bottles, it is corresponding, material loading detection switch also needs to set up 2 ~ 4.

The full-automatic valve loading and unloading mechanism comprises an upper bottle conveying roller way, a lower bottle conveying roller way, a steel bottle pressing piece, a rotary valve clamping jaw, a clamping jaw rotating driving motor, a clamping jaw transverse driving piece, an opposite jetting type laser detector and an upper unloading valve control cabinet, wherein steel bottle in-place detection pieces are arranged at two ends of the upper bottle conveying rail and the lower bottle conveying rail, the rotary valve clamping jaw is connected with an action end of the clamping jaw transverse driving piece, a fixed end of the clamping jaw transverse driving piece is connected with a rotary shaft of the clamping jaw rotating driving motor, a turn number counter is correspondingly arranged on the rotary shaft of the clamping jaw rotating driving motor, the rotary clamping jaw comprises a jaw seat and a jaw head, a clamping groove is arranged on one side, close to the jaw seat, of the jaw head, the width of the clamping groove is matched with the size of a steel bottle rectangular valve, a rectangular light transmission, the laser beam of the correlation laser sensor is arranged between the upper edge of the clamping groove and the upper edge of the rectangular light transmission groove and is parallel to the clamping groove and the upper edge of the rectangular light transmission groove, the number of turns counter, the correlation laser sensor, the upper bottle conveying roller way, the lower bottle conveying roller way, the steel bottle pressing piece, the clamping jaw rotating driving motor, the clamping jaw transverse moving driving piece and the correlation laser detector are all connected with the upper unloading valve control cabinet, and the upper unloading valve control cabinet is connected with the control system.

After the steel cylinder in-place detection piece detects that the steel cylinder is in place, the steel cylinder valve is positioned between the transmitting end and the receiving end of the correlation laser sensor, the full-automatic valve loading and unloading mechanism determines whether the valve loading operation or the valve unloading operation is executed according to an instruction of a control system, if the valve unloading operation is executed, the steel cylinder pressing piece acts to press the outer wall of the front end of the steel cylinder to fix the steel cylinder, then the clamping jaw rotary driving motor starts to rotate by taking the valve as the center, the correlation laser sensor senses the position of the valve, and the cross section of the detected position of the valve of the sulfur hexafluoride steel cylinder is square, so that the laser beam emitted by the correlation laser sensor cannot be shielded only when the laser beam is completely parallel to one side of the valve, otherwise, the laser beam cannot be emitted into the receiving end. By utilizing the principle, the rotary cock clamping jaw stops rotating when the laser beam is just parallel to the straight edge of the rectangular neck of the steel cylinder, meanwhile, the clamping jaw transverse moving driving piece drives the cock clamping jaw to transversely move, the rectangular diameter part of the steel cylinder valve is just clamped in the rectangular clamping groove of the cock clamping jaw, the cock clamping jaw starts to rotate the set number of turns in the valve unloading direction, and the set number of turns is greater than the number of thread turns of the steel cylinder opening, so that the valve can be unloaded. The unloaded valve automatically falls into the collecting basket below, after valve unloading is finished, the steel cylinder pressing piece releases the steel cylinder, the steel cylinder is conveyed backwards by the upper and lower cylinder conveying roller ways until the steel cylinder reaches a position where the truss manipulator can grab, the steel cylinder is transferred to a shot blasting area by the truss manipulator, and a grabbing in-place detection switch is arranged on the upper and lower cylinder conveying roller ways corresponding to the steel cylinder for convenience of identification; if the valve is operated, an operator needs to manually install the valve at a steel bottle opening before the valve is operated, steel bottle conveying, pressing and alignment aiming of a rotary valve clamping jaw during the valve loading are the same as those of valve unloading, the rotary valve clamping jaw rotates in the direction of tightening the valve upwards after being aligned, until the technology of a turn number counter on a shaft of a rotary drive motor of the clamping jaw reaches a preset value, the rotary drive motor stops rotating, the rotary valve clamping jaw leaves the position of the valve under the driving of a transverse moving drive piece of the clamping jaw, then a steel bottle pressing piece is lifted, and the steel bottle returns.

For improving work efficiency, the steel cylinder pressing piece, the rotary valve clamping jaw, the clamping jaw rotary driving motor, the clamping jaw transverse driving piece and the opposite-jet type laser detector of the full-automatic valve loading and unloading mechanism can be provided with a plurality of groups, and the loading and unloading of a plurality of groups of steel cylinder valves are carried out simultaneously.

The steel bottle pressing piece comprises a pressing cylinder and a V-shaped pressing block, the pressing cylinder is fixed above one end, close to the rotary valve clamping jaw, of an upper bottle conveying roller way and a lower bottle conveying roller way through a support, a piston rod of the pressing cylinder is connected with the corner of the V-shaped pressing block, the opening of the V-shaped pressing block faces the upper bottle conveying roller way and the lower bottle conveying roller way, and when the steel bottle needs to be pressed, the piston rod of the pressing cylinder acts to drive the V-shaped pressing block to.

The upper bottle conveying roller way and the lower bottle conveying roller way are provided with conveying rollers corresponding to the steel bottles, the conveying rollers are drum-shaped, the two ends of each conveying roller are thick, the middle of each conveying roller is thin, the outer walls of the steel bottles are cylindrical, and the steel bottles can be prevented from rolling on the upper bottle conveying roller way and the lower bottle conveying roller way due to the thick shapes of the two ends and the thin shapes of the middle.

The jack catch sideslip driving piece adopts sharp slip table, the slider fixed connection of ooff valve jack catch and sharp slip table, the number of turns counter adopts torque sensor or photoelectric counter, and sharp slip table, torque sensor and photoelectric counter all adopt the product of selling on the market now.

Automatic sand removal mechanism is including the sand removal support, sweeps a piece, strikes piece, sand removal mounting and upset driving piece, sand removal support one end sets up and sweeps the piece, and the other end sets up the upset driving piece, and upset driving piece action end is articulated with second roll-over stand one end, and the piece that strikes is fixed to second roll-over stand other end, and second roll-over stand middle part both ends set up the pivot, and the pivot is passed through the bearing and is fixed on the sand removal support, sweeps a, strikes the piece, sand removal mounting and upset driving piece all link to each other with the sand removal switch board, sand removal switch board connection control system.

During the sand removal, place the steel bottle on the second roll-over stand, fix through the sand removal mounting, sweep inside a part inserts the steel bottle, then start the upset driving piece, overturn the steel bottle to the bottleneck down, sweep and blow in to the steel bottle, strike a motion simultaneously and shake the steel bottle, the residual sand after making steel bottle inner wall peening thoroughly discharge, the residual sand is discharged completely the back, the upset driving piece drives the second roll-over stand and turns back to the horizontality, sweep and withdraw from the steel bottle, the sand removal mounting releases the steel bottle, wait for the truss manipulator to snatch the steel bottle to the buffer roller way and go on the valve operation in advance. The knocking piece generally adopts an air hammer, and the knocking force is as follows: 11.1kgm/sec, a knocking frequency less than 30 times/min, and a working time less than 6 minutes.

Purging the piece including purging drive actuating cylinder and gas blow pipe, purging drive actuating cylinder piston rod and passing through drive connection piece fixed connection gas blow pipe, the steel bottle is fixed the back, drives actuating cylinder through purging and drives inside the gas blow pipe inserts the steel bottle, and the gas blow pipe inserts compressed air, and compressed air pressure is not less than 0.6MPa, and 12mm is got to the gas blow pipe diameter.

The sand removal fixing piece comprises a V-shaped supporting plate, a clamping cylinder and a steel cylinder fixing claw, the opening and closing of the steel cylinder fixing claw are controlled by the clamping cylinder, and the V-shaped supporting plate is fixed on two sides of the steel cylinder fixing claw; the steel bottle stationary dog includes head rod, second connecting rod and third connecting rod, the tight cylinder piston rod of clamp connects a pair of articulated head rod, and the head rod passes through the articulated third connecting rod of second connecting rod, head rod and second connecting rod are the font, the third connecting rod is the S-shaped.

In order to ensure the opening and closing stability of the steel cylinder fixing claw, the center of the third connecting rod is fixed on the fixing plate arranged in the middle of the roll-over stand through a rotating shaft. For improving sand removal efficiency, set up multiunit sand removal mounting, set up the baffle between the steel bottle stationary dog of adjacent two sets of sand removal mountings, prevent to interfere, the baffle can be fixed on the roll-over stand, for the quantity matching with the sand removal mounting, and the gas blow pipe also sets up corresponding quantity with the piece that strikes.

The structure of the loading and unloading trolley is similar to that of the existing trolley, and in order to prevent the steel cylinders from rolling off the trolley, stop levers are arranged on two sides of the top surface of the trolley.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses can realize the self-cleaning of steel bottle inner wall, use manpower sparingly, improve work efficiency, it is high to wash the cleanliness factor. Manually transporting the steel cylinder from a storage area of the steel cylinder to be treated to a cleaning workshop by using a loading and unloading trolley, then transporting the steel cylinder to a loading roller way, after the loading roller way detects that the steel cylinder is in place, starting a truss manipulator to transport the steel cylinder to a full-automatic loading and unloading valve mechanism, then carrying out valve unloading operation on the steel cylinder by the full-automatic loading and unloading valve mechanism, after the valve unloading operation is finished, transferring the steel cylinder to a shot blasting mechanism by the truss manipulator to carry out shot blasting, after the shot blasting operation is finished, transferring the steel cylinder to an automatic sand cleaning mechanism by the truss manipulator to discharge residual sand on the inner wall of the steel cylinder, transferring the steel cylinder to a buffer roller way by the truss manipulator, wherein an operator needs to wind a raw material belt for 3 circles clockwise on a valve wire port position unloaded from the steel cylinder, then screwing the valve to the steel cylinder with a pre-valve, and then transferring the steel cylinder with the pre-valve to the full-automatic loading and, after the valve feeding is finished, the steel cylinder is conveyed to the loading and unloading trolley by the truss manipulator, the loading and unloading trolley is pushed to a designated area by an operator to unload the steel cylinder, then the loading and unloading trolley is placed back to the unloading area, and the steel cylinder which is cleaned and subjected to valve feeding is transferred to the loading and unloading trolley by the control system only when the loading and unloading trolley is detected to be in place. Truss manipulator is when shifting the steel bottle, judge whether its purpose station is idle by control system, if not idle, truss manipulator shifts the steel bottle to the buffering roll table and cushions the waiting, after idle until the target station, shift the steel bottle to the target station again, for the steel bottle type that convenient differentiation buffer was placed, set up two rows of buffering roll tables, deposit respectively in advance the valve steel bottle with wait to throw the ball steel bottle, because of the sand removal action execution is very fast, the sand removal station generally can not have crowded equipotential phenomenon, so the buffer need not additionally set up the buffering roll table of depositing the steel bottle of waiting to sand.

Drawings

FIG. 1 is a system floor plan.

FIG. 2 is a view showing the structure of a charging zone.

Fig. 3 is a top view of the fully automatic valve loading and unloading mechanism.

Fig. 4 is a perspective view of the fully automatic valve loading and unloading mechanism.

Fig. 5 is a partially enlarged view of a portion a of fig. 4.

Fig. 6 is a front view of the automatic sand removing mechanism.

Fig. 7 is a left side view of the automatic sand removing mechanism.

Fig. 8 is a perspective view of the automatic sand removing mechanism.

FIG. 9 is a schematic view of a loading/unloading truck configuration.

In the figure: 1. a discharge area; 2. a feeding area; 3. an upper valve unloading area; 4. a buffer area; 5. a shot blasting region; 6. a sand removal area; 7. a steel cylinder; 8. a gear lever; 2-0, feeding a roller way; 2-1, turning over the air cylinder; 2-2, turning over the rod; 2-3, a first roll-over stand; 2-4 bearing; 2-5, conveying a carrier roller; 2-6, connecting rod; 3-1, an upper bottle conveying roller way and a lower bottle conveying roller way; 3-2, screwing a valve jaw; 3-3, a jaw rotation driving motor; 3-4, a jaw transverse moving driving piece; 3-5, a correlation laser detector; 3-6, a clamping groove; 3-7, a rectangular light-transmitting groove; 3-8, pressing a cylinder; 3-9, a V-shaped pressing block; 3-10, a bracket; 6-1, cleaning a sand bracket; 6-2, knocking parts; 6-3, turning over a driving piece; 6-4, a second roll-over stand; 6-5, driving a cylinder; 6-6 air blowing pipes; 6-7 driving connecting sheets; 6-8, V-shaped supporting plates; 6-9, clamping the cylinder; 6-10, steel cylinder fixing claws; 6-11, a first connecting rod; 6-12, a second connecting rod; 6-13, a third connecting rod; 6-14, fixing plates; 6-15 parts of baffle plate.

Detailed Description

The embodiments of the present invention will be further described with reference to the accompanying drawings:

example 1:

as shown in figure 1, the automatic cleaning system for the inner wall of the steel cylinder comprises a discharging area 1, a feeding area 2, an upper discharging valve area 3, a buffer area 4, a shot blasting area 5 and a sand cleaning area 6 which are arranged from left to right in sequence, wherein,

the unloading area 1 is used for placing a loading and unloading trolley, an in-place detection switch is arranged on the loading and unloading trolley, and an induction wall is arranged in the loading and unloading area corresponding to the in-place detection switch;

the feeding area 2 is used for arranging a feeding roller way 2-0, and a feeding detection switch is arranged on the feeding roller way 2-0;

the valve loading and unloading area 3 is used for arranging a full-automatic valve loading and unloading mechanism;

the buffer area 4 is used for arranging a buffer roller way;

the shot blasting area 5 is used for arranging a shot blasting mechanism;

the sand removing area 6 is used for arranging an automatic sand removing mechanism;

As shown in figure 2, a steel bottle turnover mechanism is arranged on one side of a feeding roller way 2-0, the steel bottle turnover mechanism comprises a turnover cylinder 2-1, a turnover rod 2-2 and a first turnover frame 2-3, a piston rod of the turnover cylinder 2-1 is hinged with one end of the turnover rod 2-2 through a connecting rod, two ends of the turnover rod 2-2 are fixed on one side of the feeding roller way 2-0 through bearings 2-4, one side of the first turnover frame 2-3 is fixedly connected with the turnover rod 2-2, the tail end of the feeding roller way 2-0 is provided with a feeding detection switch, a conveying roller 2-5 is arranged on the feeding roller way 2-0 corresponding to a steel bottle 7, the conveying roller 2-5 is in a drum shape with two thick ends and a thin middle, an operator transfers the steel bottle 7 to be treated conveyed by a loading and unloading trolley to the turnover frame, then the turnover cylinder 2-, a piston rod of the turnover cylinder 2-1 extends out to drive the turnover rod 2-2 to rotate, and the rotating turnover rod 2-2 drives the first turnover frame 2-3 and the steel cylinder 7 to turn over to the upper surface of the feeding roller way 2-0. The first turnover frame 2-3 comprises 3L-shaped support rods, the vertical edges of the L-shaped support rods are fixedly connected with the turnover rods 2-2, the horizontal edges of the L-shaped support rods face away from the feeding roller way 2-0, after the first turnover frame 2-3 is turned over to the feeding roller way 2-0, the steel cylinder 7 can easily roll to the feeding roller way 2-0 under the action of gravity, in order to enable the feeding detection switch to successfully monitor that the steel cylinder 7 is in place, the steel cylinder 7 needs to be adjusted to a proper position in an artificial assistance mode, in order to improve the working efficiency, 2-4 rows of conveying carrier rollers 2-5 can be arranged on the feeding roller way 2-0, 2-4 steel cylinders can be stored at one time, and correspondingly, 2-4 feeding detection switches are also arranged.

As shown in the figure 3-5, the full-automatic valve loading and unloading mechanism comprises an upper bottle conveying roller bed 3-1, a steel bottle pressing part, a rotary valve jaw 3-2, a jaw rotating driving motor 3-3, a jaw transverse driving part 3-4, a correlation laser detector 3-5 and an upper unloading valve control cabinet, steel bottle in-place detecting parts are arranged at two ends of an upper bottle conveying track 3-1, a rotary valve jaw 3-2 is connected with an action end of the jaw transverse driving part 3-4, a fixed end of the jaw transverse driving part 3-4 is connected with a rotary shaft of the jaw rotating driving motor 3-3, a rotary ring number counter is correspondingly arranged on the rotary shaft of the jaw rotating driving motor 3-3, the rotary jaw 3-2 comprises a jaw seat and a jaw head, a clamping groove 3-6 is arranged at one side of the jaw head close to the jaw seat, the width of the clamping groove 3-6 is matched with, the other side of the claw head is provided with a rectangular light transmission groove 3-7, the width of the rectangular light transmission groove 3-7 is larger than that of the clamping groove 3-6, the bottom surface of the rectangular light transmission groove 3-7 is superposed with the top surface of the clamping groove 3-6, two side notches of the rectangular light transmission groove 3-7 are correspondingly provided with a correlation laser detector 3-5, laser beams of the opposite-jet laser sensors 3-5 are arranged between the upper edge of the clamping groove 3-6 and the upper edge of the rectangular light-transmitting groove 3-7 and are parallel to the clamping groove 3-6 and the rectangular light-transmitting groove 3-7, a circle number counter, the opposite-jet laser sensors 3-5, an upper bottle conveying roller bed 3-1, a lower bottle conveying roller bed 3-1, a steel bottle pressing piece, a claw rotating driving motor 3-3, a claw transverse moving driving piece 3-4 and an opposite-jet laser detector 3-5 are all connected with an upper unloading valve control cabinet, and the upper unloading valve control.

After the steel cylinder in-place detection piece detects that the steel cylinder 7 is in place, the valve of the steel cylinder 7 is positioned between the transmitting end and the receiving end of the correlation laser sensor 3-5, the full-automatic valve loading and unloading mechanism determines whether the valve loading operation or the valve unloading operation is executed according to the instruction of the control system, if the valve unloading operation is executed, the steel cylinder pressing piece acts to press the outer wall of the front end of the steel cylinder 7, the steel cylinder 7 is fixed, then the jaw rotation driving motor 3-3 starts to rotate by taking a rectangular valve of the steel cylinder 7 as a center, the position of the valve is sensed by the opposite laser sensor 3-5, because the cross section of the position of the sulfur hexafluoride steel cylinder, which is detected by the valve, is square, the laser beams emitted by the opposite laser sensors 3-5 can not be shielded only when the laser beams are completely parallel to one side of the valve, otherwise, the laser beams cannot be emitted into the receiving end. By utilizing the principle, the rotary stopcock clamping jaw 3-2 stops rotating when the laser beam is just parallel to the straight edge of the rectangular neck of the steel cylinder 7, meanwhile, the clamping jaw transverse moving driving piece 3-4 drives the rotary stopcock clamping jaw 3-2 to transversely move, the rectangular diameter part of the steel cylinder 7 valve is just clamped in the rectangular clamping groove 3-6 of the rotary stopcock clamping jaw 3-2, the rotary stopcock clamping jaw 3-2 starts to rotate for a set number of turns towards the valve unloading direction, and the set number of turns is greater than the number of turns of threads of the opening of the steel cylinder 7, so that the valve can be unloaded. The unloaded valve automatically falls into a collecting basket below, after valve unloading is completed, the steel cylinder pressing piece releases the steel cylinder 7, the upper and lower cylinder conveying roller ways 3-1 convey the steel cylinder 7 backwards until the position where the truss manipulator can grab is reached, the truss manipulator transfers the steel cylinder 7 to the shot blasting area 5, and a grabbing in-place detection switch is arranged on the upper and lower cylinder conveying roller ways 3-1 corresponding to the steel cylinder 7 for convenience of identification; if the valve is operated, an operator needs to manually install the valve at the mouth of the steel cylinder 7 before the valve is installed, the steel cylinder 7 is conveyed, pressed and aligned by the rotary valve clamping jaws 3-2 during the valve installation, the alignment is the same as the valve unloading, after the rotary valve clamping jaws 3-2 are aligned, the rotary valve is rotated in the direction of tightening the valve upwards until the number of turns counter technology on the rotary shaft of the rotary driving motor 3-3 of the clamping jaws reaches a preset value, the rotary driving motor 3-3 of the clamping jaws stops rotating, the rotary valve clamping jaws 3-2 leave the position of the valve under the driving of the transverse moving driving piece 3-4 of the clamping jaws, then the steel cylinder pressing piece is lifted, and the.

In order to improve the working efficiency, 2 groups of steel cylinder pressing pieces, 3-2 rotary valve clamping jaws, 3-3 clamping jaw rotary driving motors, 3-4 clamping jaw transverse driving pieces and 3-5 opposite-type laser detectors of the full-automatic valve loading and unloading mechanism are arranged, and 2 groups of steel cylinder valves can be loaded and unloaded simultaneously.

The steel bottle pressing piece comprises a pressing cylinder 3-8 and a V-shaped pressing block 3-9, the pressing cylinder 3-8 is fixed above one end, close to the rotary valve clamping jaw 3-2, of an upper bottle conveying roller bed 3-1 and a lower bottle conveying roller bed 3-1 through a support 3-10, a piston rod of the pressing cylinder 3-8 is connected with the corner of the V-shaped pressing block 3-9, the opening of the V-shaped pressing block 3-9 faces the upper bottle conveying roller bed 3-1, and when the steel bottle 7 needs to be pressed, the piston rod of the pressing cylinder 3-8 acts to drive the V-shaped pressing block 3-9 to move downwards to.

The upper bottle conveying roller table 3-1 and the lower bottle conveying roller table 3-1 are provided with conveying rollers 2-5 corresponding to the steel bottle 7, the conveying rollers 2-5 are drum-shaped, the two ends of each drum-shaped conveying roller are thick, the middle of each drum-shaped conveying roller is thin, the outer wall of each steel bottle 7 is cylindrical, and the steel bottles 7 can be prevented from rolling on the upper bottle conveying roller table 3-1 and the lower bottle conveying roller table by the aid of the; the jaw transverse moving driving piece 3-4 adopts a linear sliding table, the rotary valve jaw 3-2 is fixedly connected with a sliding block of the linear sliding table, the number of turns counter adopts a torque sensor or a photoelectric counter, and the linear sliding table, the torque sensor and the photoelectric counter all adopt commercially available products.

As shown in the figure 6-8, the automatic sand cleaning mechanism comprises a sand cleaning support 6-1, a purging piece, a knocking piece 6-2, a sand cleaning fixing piece and a turning driving piece 6-3, wherein the purging piece is arranged at one end of the sand cleaning support 6-1, the turning driving piece 6-3 is arranged at the other end of the sand cleaning support 6-1, the action end of the turning driving piece 6-3 is hinged with one end of a second turning frame 6-4, the knocking piece 6-2 is fixed at the other end of the second turning frame 6-4, a rotating shaft is arranged at two ends of the middle part of the second turning frame 6-4 and fixed on the sand cleaning support 6-1 through a bearing and a bearing seat, the purging piece, the knocking piece 6-2, the sand cleaning fixing piece and the turning driving piece 6-3 are all connected with a sand cleaning control cabinet, the sand cleaning control cabinet, Oil cylinders or electric cylinders, etc.

During sand cleaning, the steel cylinder 7 is placed on the second turnover frame 6-4 and fixed through a sand cleaning fixing piece, a purging piece is partially inserted into the steel cylinder 7, then the turnover driving piece 6-3 is started, the steel cylinder 7 is turned to the position that the bottle opening faces downwards, the purging piece blows air into the steel cylinder 7, meanwhile, the knocking piece 6-2 acts to perform rapping on the steel cylinder 7, residual sand after shot blasting on the inner wall of the steel cylinder 7 is completely discharged, after the residual sand is completely discharged, the turnover driving piece 6-3 drives the second turnover frame 6-4 to rotate back to the horizontal state, the purging piece exits from the steel cylinder 7, the sand cleaning fixing piece releases the steel cylinder 7, and a truss manipulator is waited to grab the steel cylinder 7 onto a buffer roller table for pre-valve-loading operation. The knocking piece 6-2 generally adopts an air hammer, and the knocking force is as follows: 11.1kgm/sec, a knocking frequency less than 30 times/min, and a working time less than 6 minutes.

The purging piece comprises a purging driving cylinder 6-5 and a blowing pipe 6-6, a piston rod of the purging driving cylinder 6-5 is fixedly connected with the blowing pipe 6-6 through a driving connecting sheet 6-7, after the steel cylinder 7 is fixed, the blowing pipe 6-6 is driven to be inserted into the steel cylinder 7 through the purging driving cylinder 6-5, compressed air is introduced into the blowing pipe 6-6, the pressure of the compressed air is not less than 0.6MPa, and the diameter of the blowing pipe is 12 mm.

The sand removal fixing piece comprises a V-shaped supporting plate 6-8, a clamping cylinder 6-9 and a steel cylinder fixing claw 6-10, the opening and closing of the steel cylinder fixing claw 6-10 are controlled by the clamping cylinder 6-9, and the V-shaped supporting plate 6-8 is fixed on two sides of the steel cylinder fixing claw 6-10; the steel cylinder fixing claws 6-10 comprise first connecting rods 6-11, second connecting rods 6-12 and third connecting rods 6-13, piston rods of the clamping cylinders 6-9 are connected with the first connecting rods 6-11 which are hinged, the first connecting rods 6-11 are hinged with the third connecting rods 6-13 through the second connecting rods 6-12, the first connecting rods 6-11 and the second connecting rods 6-12 are in a straight shape, and the third connecting rods 6-13 are in an S shape.

In order to ensure the opening and closing stability of the steel cylinder fixing claws 6-10, the centers of the third connecting rods 6-13 are fixed on fixing plates 6-14 arranged in the middle of the roll-over stand 6-4 through rotating shafts. In order to improve the sand cleaning efficiency, 2 groups of sand cleaning fixing pieces are arranged, a baffle 6-15 is arranged between steel cylinder fixing claws 6-10 of two adjacent groups of sand cleaning fixing pieces to prevent interference, the baffle 6-15 can be fixed on a roll-over stand 6-4, and corresponding numbers of air blowing pipes 6-6 and knocking pieces 6-2 are also arranged for matching with the number of the sand cleaning fixing pieces.

Manually transporting the steel cylinder 7 from a storage area of the steel cylinder to be treated to a cleaning workshop by using a loading and unloading trolley, transporting the steel cylinder 7 to a loading roller way, after the loading roller way detects that the steel cylinder 7 is in place, starting a truss manipulator to transport the steel cylinder 7 to a full-automatic loading and unloading valve mechanism, then carrying out valve unloading operation on the steel cylinder 7 by the full-automatic loading and unloading valve mechanism, after the valve unloading is finished, transferring the steel cylinder 7 to a shot blasting mechanism by the truss manipulator to carry out shot blasting, after the shot blasting is finished, transferring the steel cylinder 7 to an automatic sand cleaning mechanism by the truss manipulator to discharge residual sand on the inner wall of the steel cylinder 7, transferring the steel cylinder 7 to a buffer roller way by the truss manipulator, wherein an operator needs to wind a raw material belt for 3 circles clockwise on a valve wire opening position unloaded from the steel cylinder 7, then screwing the valve onto the steel cylinder 7 of a pre-loading valve, and then transferring the 7 of the pre-loading valve to the full-automatic, the automatic valve feeding is realized, after the valve feeding is finished, the steel cylinder 7 is conveyed to the loading and unloading trolley by the truss manipulator, the loading and unloading trolley is pushed to a designated area by an operator to unload the steel cylinder 7, then the loading and unloading trolley is placed back to the unloading area, the in-place detection switch of the loading and unloading trolley can adopt a photoelectric switch, when the loading and unloading trolley stops, the in-place detection switch is attached to the induction wall, the induction wall blocks the light of the photoelectric switch, the loading and unloading trolley is detected to be in place, and only when the control system detects that the loading and unloading trolley is in place, the cleaned steel cylinder 7 which is completed by the valve feeding can be transferred to. When the steel bottle 7 is transferred by the truss manipulator, whether a target station of the truss manipulator is idle is judged by a control system, if not, the steel bottle 7 is transferred to a buffer roller way by the truss manipulator to be buffered and waited for waiting, and after the target station is idle, the steel bottle 7 is transferred to the target station, two rows of buffer roller ways are arranged for conveniently distinguishing the types of the steel bottles 7 placed in the buffer area 4, and pre-valve steel bottles and steel bottles to be shot are respectively stored, and the sand cleaning station generally has no crowding and equipotential phenomena because the sand cleaning action is fast executed, so the buffer area 4 does not need to be additionally provided with the buffer roller way for storing the steel bottles to be cleaned, the truss manipulator adopts products sold on the market, and considers that the steel bottle 7 has larger mass and a general vacuum chuck does not meet the; the structure of the loading and unloading trolley is similar to that of the existing trolley, and in order to prevent the steel cylinders 7 from rolling off the trolley, two sides of the top surface of the loading and unloading trolley are provided with stop levers 8.

Claims

1. An automatic cleaning system for the inner wall of a steel cylinder is characterized by comprising a discharging area (1), a feeding area (2), an upper discharging valve area (3), a buffer area (4), a shot blasting area (5) and a sand cleaning area (6) which are arranged from left to right in sequence,

the unloading area (1) is used for placing a loading and unloading trolley, an in-place detection switch is arranged on the loading and unloading trolley, and an induction wall is arranged in the loading and unloading area corresponding to the in-place detection switch;

the feeding area (2) is used for arranging a feeding roller way (2-0), and a feeding detection switch is arranged on the feeding roller way (2-0);

the valve loading and unloading area (3) is used for arranging a full-automatic valve loading and unloading mechanism;

the buffer area (4) is used for arranging a buffer roller way;

the shot blasting area (5) is used for arranging a shot blasting mechanism;

the sand removing area (6) is used for arranging an automatic sand removing mechanism;

2. The automatic cleaning system for the inner wall of the steel cylinder as claimed in claim 1, wherein a steel cylinder turnover mechanism is arranged on one side of the feeding roller way (2-0), the steel cylinder turnover mechanism comprises a turnover cylinder (2-1), a turnover rod (2-2) and a first turnover frame (2-3), a piston rod of the turnover cylinder (2-1) is hinged to one end of the turnover rod (2-2) through a connecting rod, two ends of the turnover rod (2-2) are fixed on one side of the feeding roller way (2-0) through bearings (2-4), one side of the first turnover frame (2-3) is fixedly connected with the turnover rod (2-2), and a feeding detection switch is arranged at the tail end of the feeding roller way (2-0).

3. The automatic cleaning system for the inner wall of the steel cylinder as claimed in claim 1, wherein the full-automatic valve loading and unloading mechanism comprises an upper and lower cylinder conveying roller way (3-1), a cylinder pressing member, a rotary valve jaw (3-2), a jaw rotation driving motor (3-3), a jaw transverse driving member (3-4), a correlation laser detector (3-5) and an upper unloading valve control cabinet, the two ends of the upper and lower cylinder conveying roller way (3-1) are respectively provided with a cylinder in-place detection member, the rotary valve jaw (3-2) is connected with the action end of the jaw transverse driving member (3-4), the fixed end of the jaw transverse driving member (3-4) is connected with the rotary shaft of the jaw rotation driving motor (3-3), the rotary shaft of the jaw rotation driving motor (3-3) is correspondingly provided with a turn number counter, the rotary valve jaw (3-2) comprises a jaw seat and a jaw head, one side of the claw head close to the claw seat is provided with a clamping groove (3-6), the width of the clamping groove (3-6) is matched with the size of a rectangular valve of a steel cylinder (7), the other side of the claw head is provided with a rectangular light-transmitting groove (3-7), the width of the rectangular light-transmitting groove (3-7) is larger than that of the clamping groove (3-6), the bottom surface of the rectangular light-transmitting groove (3-7) is superposed with the top surface of the clamping groove (3-6), notches on two sides of the rectangular light-transmitting groove (3-7) are correspondingly provided with a correlation laser detector (3-5), a laser beam of the correlation laser detector (3-5) is arranged between the upper edge of the clamping groove (3-6) and the upper edge of the rectangular light-transmitting groove (3-7) and is parallel to the upper edge of the rectangular light-transmitting groove (3-, The steel cylinder pressing piece, the jaw rotation driving motor (3-3), the jaw transverse moving driving piece (3-4) and the correlation laser detector (3-5) are all connected with the upper unloading valve control cabinet, and the upper unloading valve control cabinet is connected with the control system.

4. The automatic cleaning system for the inner wall of the steel cylinder according to claim 3, wherein the steel cylinder pressing piece comprises a pressing cylinder (3-8) and a V-shaped pressing block (3-9), the pressing cylinder (3-8) is fixed above one end, close to the rotary valve jaw (3-2), of the upper and lower cylinder conveying roller way (3-1) through a support (3-10), a piston rod of the pressing cylinder (3-8) is connected with a corner of the V-shaped pressing block (3-9), and an opening of the V-shaped pressing block (3-9) faces the upper and lower cylinder conveying roller ways (3-1).

5. The automatic cleaning system for the inner wall of the steel cylinder according to claim 3, wherein conveying rollers (2-5) are arranged on the upper and lower cylinder conveying roller ways (3-1) corresponding to the steel cylinder (7), and the conveying rollers (2-5) are drum-shaped with thick ends and thin middle parts.

6. The automatic cleaning system for the inner wall of the steel cylinder according to claim 3, wherein a plurality of rows of conveying rollers (2-5) are arranged on the upper and lower cylinder conveying roller way (3-1), and each row of conveying rollers (2-5) is correspondingly provided with a group of steel cylinder pressing pieces, a rotary valve jaw (3-2), a jaw rotating driving motor (3-3), a jaw transverse moving driving piece (3-4) and a correlation laser detector (3-5).

7. The automatic cleaning system for the inner wall of the steel cylinder according to claim 1, characterized in that the automatic sand cleaning mechanism comprises a sand cleaning support (6-1), a purging piece, a knocking piece (6-2), a sand cleaning fixing piece and a turning driving piece (6-3), wherein one end of the sand cleaning support (6-1) is provided with the purging piece, the other end of the sand cleaning support is provided with the turning driving piece (6-3), the action end of the turning driving piece (6-3) is hinged with one end of a second turning frame (6-4), the other end of the second turning frame (6-4) is fixedly provided with the knocking piece (6-2), two ends of the middle part of the second turning frame (6-4) are provided with rotating shafts, the rotating shafts are fixed on the sand cleaning support (6-1) through bearings and bearing seats, and the purging piece, the knocking piece (6-2), the sand cleaning fixing piece and the turning driving piece (6-3), the sand removal control cabinet is connected with the control system.

8. The automatic cleaning system for the inner wall of the steel cylinder as claimed in claim 7, wherein the purging element comprises a purging driving cylinder (6-5) and a gas blowing pipe (6-6), and a piston rod of the purging driving cylinder (6-5) is fixedly connected with the gas blowing pipe (6-6) through a driving connecting sheet (6-7).

9. The automatic cleaning system for the inner wall of the steel cylinder as claimed in claim 7, wherein the sand removing fixing piece comprises a V-shaped supporting plate (6-8), a clamping cylinder (6-9) and a steel cylinder fixing claw (6-10), the opening and closing of the steel cylinder fixing claw (6-10) is controlled by the clamping cylinder (6-9), and the V-shaped supporting plate (6-8) is fixed on two sides of the steel cylinder fixing claw (6-10).

10. The automatic cleaning system for the inner wall of the steel cylinder as claimed in claim 9, wherein the steel cylinder fixing claw (6-10) comprises a first connecting rod (6-11), a second connecting rod (6-12) and a third connecting rod (6-13), the piston rod of the clamping cylinder (6-9) is connected with a pair of hinged first connecting rods (6-11), the first connecting rod (6-11) is hinged with the third connecting rod (6-13) through the second connecting rod (6-12), the first connecting rod (6-11) and the second connecting rod (6-12) are both in a straight shape, and the third connecting rod (6-13) is in an S shape.