CN112845144A - Small-bore steel pipe finishing and detection automatic conveying system - Google Patents

Small-bore steel pipe finishing and detection automatic conveying system Download PDF

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Publication number
CN112845144A
CN112845144A CN202110243402.4A CN202110243402A CN112845144A CN 112845144 A CN112845144 A CN 112845144A CN 202110243402 A CN202110243402 A CN 202110243402A CN 112845144 A CN112845144 A CN 112845144A
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CN
China
Prior art keywords
rack
steel pipe
roller way
frame
outlet
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Pending
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CN202110243402.4A
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Chinese (zh)
Inventor
杜兴吉
唐萍
颜孙挺
孔帅
凌张伟
陈永贵
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Zhejiang Institute of Special Equipment Science
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Zhejiang Institute of Special Equipment Science
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Priority to CN202110243402.4A priority Critical patent/CN112845144A/en
Publication of CN112845144A publication Critical patent/CN112845144A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/02Measures preceding sorting, e.g. arranging articles in a stream orientating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34Sorting according to other particular properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/36Sorting apparatus characterised by the means used for distribution

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  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)

Abstract

The invention relates to the technical field of metallurgical equipment. The technical scheme is as follows: the utility model provides a small-bore steel pipe finishing and detect automatic conveying system which characterized in that: the automatic steel pipe conveying device comprises a frame, an input roller way which is horizontally arranged at an outlet of a steel pipe forming unit and conveys steel pipes from left to right, a material turning mechanism which is horizontally arranged at an outlet of the input roller way, a plurality of groups of inclined material racks which are parallel to each other and are obliquely arranged at the front side of the material turning mechanism, an air-tight test mechanism which is horizontally arranged at an outlet of each inclined material rack, a plurality of groups of transition material racks which are parallel to each other and are obliquely arranged at the front side of the air-tight test mechanism, a feeding roller way which is horizontally arranged at an outlet of each transition material rack, a flaw detection control room which is arranged at an outlet of the feeding roller way, a discharging roller way which is horizontally arranged at an outlet of the flaw detection control room, a plurality of groups of rear transition material racks which are parallel to. The system can realize the automatic conveying of the small-caliber steel pipes among finishing working procedures.

Description

Small-bore steel pipe finishing and detection automatic conveying system
Technical Field
The invention relates to the technical field of metallurgy equipment, in particular to a small-caliber steel pipe and an automatic detection and finishing conveying system.
Background
The steel pipe has high strength and excellent mechanical performance, and is widely applied to heat exchange equipment, such as a shell and tube heat exchanger, a coil heat exchanger, a coiled heat exchanger, a condenser, an evaporator, a conveying pipeline and the like.
The steel pipe from the steel pipe forming machine set needs to be subjected to a series of processes such as air tightness test, flaw detection, manual inspection and the like, if the steel pipe is hoisted by a crane among the processes, the time and the labor are wasted, the steel pipe is not safe, and the steel pipe is easy to collide and scratch in the moving process. Particularly, for some steel pipes with small diameter, thin wall and large length, the hoisting by a travelling crane is difficult to realize. Therefore, in order to improve the production efficiency and reduce the labor intensity, the automatic conveying of the steel pipes among the processes is required according to the requirements of the production process, the damage of the steel pipes in the conveying process is avoided, and the yield of the steel pipes and the automation level of the production are improved.
Disclosure of Invention
The invention aims to overcome the defects of the background technology and provide an automatic conveying system for finishing and detecting small-caliber steel pipes so as to realize the automatic conveying of the small-caliber steel pipes among finishing working procedures.
The technical scheme provided by the invention is as follows:
the utility model provides a small-bore steel pipe finishing and detect automatic conveying system which characterized in that: comprises a frame, an input roller way which is horizontally arranged at the outlet of a steel pipe forming unit and conveys steel pipes from left to right, a material turning mechanism which is horizontally arranged at the outlet of the input roller way and is used for primarily sorting the steel pipes, a plurality of groups of inclined discharging frames which are parallel to each other and are obliquely arranged at the front side of the material turning mechanism, and an airtight test mechanism which is horizontally arranged at the outlet of each inclined discharging frame and is used for detecting the air tightness of the steel pipes, the device comprises a plurality of groups of transition material racks which are parallel to each other and are obliquely arranged at the front side of an airtight testing mechanism, a feeding roller way which is horizontally arranged at the outlet of each transition material rack, a flaw detection control chamber which is arranged at the outlet of the feeding roller way and is used for carrying out flaw detection on a steel pipe, a discharging roller way which is horizontally arranged at the outlet of the flaw detection control chamber, a plurality of groups of rear transition material racks which are parallel to each other and are obliquely arranged at the rear side of the discharging roller way, and a plurality of groups of inspection material racks which are parallel to each other and are horizontally arranged at; the conveying roller way, the material turning mechanism, the air tightness testing mechanism, the feeding roller way and the discharging roller way are all arranged along the left and right direction; the inclined blanking frame, the transition material frame, the rear transition material frame and the inspection material frame are arranged along the front-rear direction.
The input roller way comprises a plurality of V-shaped wheels which are rotatably positioned on the rack and are arranged at equal intervals along the conveying direction of the steel pipe, a support fixed on the rack, a motor base hinged with the support, a speed reducing motor fixed on the motor base, a pressing wheel fixedly connected with an output shaft of the speed reducing motor, a swing cylinder with a base hinged on the rack and a push rod hinged with the motor base so as to drive the speed reducing motor to swing on a vertical plane, and an adjusting bolt vertically arranged on the side surface of the motor support so as to limit the swing angle of the speed reducing motor; the pinch roller is arranged above each V-shaped wheel and corresponds to the position of the steel pipe, so that the pinch roller can compact and convey the steel pipe when swinging integrally along with the speed reducing motor; and a rubber ring is arranged on the periphery of the pressing wheel.
The material turning mechanism comprises a material turning plate, two groups of material turning assemblies and a first unqualified product rack, wherein the material turning plate is matched with the V-shaped wheel in height and can be positioned on the rack in a swinging mode around a horizontal axis arranged in the left-right direction to screen qualified steel pipes and unqualified steel pipes, the two groups of material turning assemblies are respectively arranged at two ends of the material turning plate to synchronously drive the material turning plate to swing, and the first unqualified product rack is arranged on the rear side of the material turning plate to receive unqualifie; the surface of the material turning plate is provided with a first protective layer;
the two groups of material turning assemblies have the same structure; each group of material turning components comprises a left air cylinder with a base hinged on the frame and a push rod hinged with the bottom of the front side of the material turning plate and a right air cylinder with a base hinged on the frame and a push rod hinged with the bottom of the rear side of the material turning plate.
The inclined blanking frame comprises a vertical column which is vertically arranged, the bottom of the vertical column can move left and right through a rolling pair, a first inclined strip frame which is obliquely fixed at the top of the vertical column, a second protective layer which is arranged on the surface of the first inclined strip frame, and a stop block which is arranged at the outlet of the first inclined strip frame and used for positioning a steel pipe.
A plurality of turntables are arranged on the air tightness testing mechanism at intervals; the rotary disc can rotate around a horizontal axis arranged in the left-right direction; a plurality of material shifting hooks are uniformly arranged on the periphery of the turntable, and the positions of the material shifting hooks are matched with the position of the steel pipe at the foremost end of the first oblique strip frame, so that the steel pipes on the first oblique strip frame are sequentially shifted into the turntable; an inclined plate positioned at the outlet of the rotary table is obliquely fixed on the frame so as to convey the steel pipe subjected to air tightness detection; and a second unqualified product rack is arranged at the lower part of the front side of the air tightness testing mechanism so as to receive unqualified steel pipes detected by air tightness.
The transition material rack comprises a second oblique strip rack which is obliquely fixed on the rack, a first sorting plate which is arranged above the second unqualified product rack and can be positioned at the inlet end of the second oblique strip rack in a swinging mode to open or cover the second unqualified product rack, a first sorting cylinder with a base fixed on the rack and a push rod driving the first sorting plate to swing through a first connecting rod, and a material blocking block which is arranged at the outlet of the second oblique strip rack and can vertically adjust the height.
The feeding roller way comprises a plurality of first rollers which are arranged at intervals in the left-right direction and can be rotationally positioned on the rack, a feeding transmission motor which is arranged on the rack and drives the first rollers to rotate, an input material stirring block which is arranged at the rear side of the feeding roller way and can be positioned on the rack in a swinging mode so as to stir the steel pipe on the second inclined bar rack into the first rollers, and a feeding cylinder of which the base is hinged on the rack and the push rod is hinged with the input material stirring block so as to drive the input material stirring block to swing.
The discharging roller way comprises a plurality of second rollers which are arranged at intervals in the left-right direction and are rotationally positioned on the rack, a discharging transmission motor which is arranged on the rack and drives the second rollers to rotate, an output material stirring block which is arranged at the rear side of the discharging roller way and can be hinged on the rack in a swinging mode so as to stir the steel pipe on the second rollers into the next station, and a discharging cylinder of which the base is hinged on the rack and the push rod is hinged with the output material stirring block so as to drive the output material stirring block to swing.
And a third unqualified product rack is arranged between the post-transition rack and the discharging roller way to receive the unqualified steel pipe detected by flaw detection.
The rear transition material rack comprises a third oblique rack obliquely fixed on the rack, a second sorting plate arranged above the third unqualified product rack, and a second sorting cylinder, wherein one end of the second sorting plate is positioned at the inlet end of the third oblique rack in a swinging mode so as to be opened or covered on the third unqualified product rack, the base is fixed on the rack, and a push rod of the second sorting cylinder drives the second sorting plate to swing through a second connecting rod.
The invention has the beneficial effects that:
the automatic conveying system can realize the automatic conveying of the small-caliber steel pipe between the finishing and the detection of each procedure according to the requirements of the steel pipe production process, avoid the damage of the steel pipe in the conveying process, improve the finished product rate of the steel pipe and the automation level of the production, and reduce the labor intensity of workers. In addition, the invention has compact structure, convenient operation, reliable work and convenient control, and is suitable for popularization and application.
Drawings
Fig. 1 is a schematic top view of the present invention.
Fig. 2 is a schematic view of the cross-sectional structure a-a of fig. 1.
Fig. 3 is a schematic view of a cross-sectional structure B-B of fig. 1.
Fig. 4 is a left-side structural schematic diagram of the run-in table.
Fig. 5 is a schematic view of the cross-sectional structure C-C of fig. 4.
Fig. 6 is a front view structure schematic diagram of the material turning mechanism.
Fig. 7 is a schematic view of the cross-sectional structure of fig. 6 taken along line D-D.
Fig. 8 is a left side view structural diagram of the diagonal frame.
Fig. 9 is a left side view of the air tightness testing machine.
Fig. 10 is a left side view structural diagram of the transition rack.
Fig. 11 is a left side view schematic diagram of the feed roller table.
Fig. 12 is a left view structural diagram of the discharging roller way.
Fig. 13 is a left side view structural schematic diagram of the post-transition rack and the inspection rack.
Reference numerals:
1. a frame;
2. inputting into a roller way; 2-1, a V-shaped wheel; 2-2, a support; 2-3, a motor base; 2-4, a speed reducing motor; 2-5, a pinch roller; 2-6, a swing cylinder; 2-7, adjusting bolts; 2-8, rubber ring; 2-9, an output shaft;
3. a material turning mechanism; 3-1, a material turning plate; 3-2, a first unqualified material rack; 3-3, a left cylinder; 3-4, a right cylinder; 3-5, a first protective layer;
4. an inclined blanking frame; 4-1, upright columns; 4-2, a first diagonal frame; 4-3, a second protective layer; 4-4, a stop block; 4-5, rollers; 4-6, guide rails; 4-7, clamping bolts;
5. an air-tightness testing mechanism; 5-1, rotating disc; 5-2, a material poking hook; 5-3, a second unqualified product rack; 5-4, a sloping plate;
6. a transition material rack; 6-1, a second diagonal frame; 6-2, a first sorting plate; 6-3, a first sorting cylinder; 6-4, a material blocking block;
7. a feeding roller bed; 7-1, a first roller; 7-2, feeding transmission motor; 7-3, inputting a material stirring block; 7-4, a feeding cylinder;
8. a flaw detection control room;
9. a discharging roller bed; 9-1, a second roller; 9-2, a discharging transmission motor; 9-3, outputting a material stirring block; 9-4, a discharging cylinder;
10. a post-transition material rack; 10-1, a third oblique strip frame; 10-2, a second sorting plate; 10-3, a second sorting cylinder; 10-4, a third unqualified product rack;
11. checking the material rack; 12. and (5) steel pipes.
Detailed Description
The following further description is made with reference to the embodiments shown in the drawings.
For convenience of description, the left side of fig. 1 is taken as the left, the right side as the right, the upper side as the back, and the lower side as the front; the direction facing inward of the vertical paper in fig. 1 is taken as the lower direction, and the direction facing outward of the vertical paper in fig. 1 is taken as the upper direction.
The automatic conveying system for finishing and detecting the small-caliber steel pipe as shown in fig. 1 to 3 comprises a frame 1, an input roller way 2, a material turning mechanism 3, a plurality of groups of inclined blanking frames 4, an air-tight test mechanism 5, a plurality of groups of transition material frames 6, a feed roller way 7, a flaw detection control chamber 8, a discharge roller way 9, a plurality of groups of rear transition material frames 10 and a plurality of groups of inspection material frames 11; the quantity of the inclined blanking frame, the transition material frame, the rear transition material frame and the inspection material frame is determined according to the actual condition (such as the length of a steel pipe). The conveying roller way, the material turning mechanism, the air tightness testing mechanism, the feeding roller way and the discharging roller way are all arranged along the left and right direction; the inclined blanking frame, the transition material frame, the rear transition material frame and the inspection material frame are arranged along the front-rear direction.
As shown in fig. 4 and 5, the run-in table is provided at an outlet of a steel pipe forming unit (not shown) and conveys the steel pipe 12 from left to right. The input roller way comprises a plurality of V-shaped wheels 2-1 (the number of the V-shaped wheels is determined according to actual conditions), a support 2-2, a motor base 2-3, a speed reducing motor 2-4, a pressing wheel 2-5, a swing cylinder 2-6 and an adjusting bolt 2-7. The V-shaped wheels are rotatably positioned on the frame and are arranged at equal intervals along the conveying direction (i.e., the left-right direction) of the steel pipe. The support is fixed on the frame; the bottom of the motor base is hinged with the support; the speed reducing motor is fixed on the motor base; the base of the swing cylinder is hinged to the rack, and the push rod of the swing cylinder is hinged to the motor base, so that the swing cylinder drives the speed reduction motor to swing on a vertical plane. The pinch roller is fixedly connected with an output shaft 2-9 of the speed reducing motor; the pressing wheels are arranged above the V-shaped wheels and correspond to the positions of the steel pipes, so that the pressing wheels press the steel pipes when swinging integrally along with the speed reducing motor, and the pressing wheels rotate under the driving of the speed reducing motor, so that the steel pipes can be conveyed; rubber rings 2-8 are arranged on the periphery of the pressing wheel to prevent the pressing wheel from damaging the surface of the steel pipe when the steel pipe is conveyed. The adjusting bolt is vertically arranged on the side face of the motor support, and the swinging angle of the speed reducing motor can be limited by changing the height of the adjusting bolt, so that the pressing wheel can be guaranteed to be capable of pressing steel pipes with different diameters.
As shown in fig. 6 and 7, the material turning mechanism is horizontally arranged at the outlet of the input roller way and is used for primarily sorting steel pipes with obvious defects. The material turning mechanism comprises a material turning plate 3-1, two groups of material turning components and a first unqualified material rack 3-2. The material turning plate is matched with the V-shaped wheel in height and can be positioned on the rack in a swinging manner around a horizontal axis arranged in the left-right direction so as to be convenient for sorting qualified steel pipes and unqualified steel pipes; the surface of the material turning plate is provided with 3-5 first protective layers to avoid damaging the surface of the steel pipe; the first protective layer adopts a polytetrafluoroethylene plate. The two groups of material turning components are respectively arranged at two ends of the material turning plate so as to synchronously drive the material turning plate to swing; the two groups of material turning components have the same structure, and each group of material turning components comprises a left air cylinder 3-3 and a right air cylinder 3-4. The base of the left air cylinder is hinged on the rack, and the push rod of the left air cylinder is hinged with the bottom of the front side of the material turning plate; the base of the right cylinder is hinged to the frame, and the push rod of the right cylinder is hinged to the bottom of the rear side of the material turning plate. The first unqualified product rack is arranged on the rear side of the material turning plate and used for receiving unqualified steel pipes with obvious defects. When the forming machine set works, if a steel pipe from the forming machine set has obvious defects, the left air cylinder drives the material turning plate to swing to one side of the first unqualified product rack, so that the steel pipe falls into the first unqualified product rack; if the steel pipe does not have obvious defect, the right cylinder drives the material turning plate to incline to one side of the inclined blanking frame so as to carry out subsequent detection procedures on the steel pipe.
As shown in fig. 8, the inclined blanking frames are parallel to each other and are obliquely arranged on the front side of the material turning mechanism; each group of inclined blanking frames comprises a vertical column 4-1, a first inclined strip frame 4-2, a second protective layer 4-3 and a stop block 4-4. The vertical columns are vertically arranged, the bottoms of the vertical columns are provided with idler wheels 4-5, guide rails 4-6 are fixed on the ground along the left and right directions, and the idler wheels and the guide rails form rolling pairs so as to adjust the distance between two adjacent groups of inclined blanking frames according to the length of a steel pipe. The first oblique strip frame is obliquely fixed at the top of the upright post; the first inclined bar frame is fixedly clamped at the outlet end of the material turning mechanism through clamping bolts 4-7. The second protective layer is arranged on the first oblique strip frame and used for protecting the outer surface of the steel pipe; the material of the second protective layer is rubber or plastic. The stop block is arranged at the outlet end of the first oblique strip frame so as to position the steel pipe.
As shown in fig. 9, the air tightness testing mechanism is horizontally installed at the outlet of each inclined blanking frame and used for detecting the air tightness of the steel pipe. In the air-tightness testing mechanism of the present embodiment, the portion for detecting air-tightness of the steel pipe has a conventional structure and is commercially available. A plurality of turntables 5-1 are arranged on the air tightness testing mechanism at intervals; each turntable can rotate around a horizontal axis arranged in the left-right direction, a plurality of (eight in the figure) material shifting hooks 5-2 are uniformly arranged on the periphery of each turntable, and the positions of the material shifting hooks are matched with the position of the steel pipe at the foremost end of the first oblique strip frame, so that the steel pipes on the first oblique strip frame are sequentially shifted into the turntables, and an air tightness test mechanism can conveniently detect the steel pipes; in this embodiment, the turntable can be pushed into four steel pipes at most to simultaneously perform air tightness detection. And an inclined plate 5-4 positioned at the outlet of the rotary table is obliquely fixed on the frame so as to convey the steel pipe which is used for completing the air tightness detection. And a second unqualified product rack 5-3 is arranged at the lower part of the front side of the air tightness testing mechanism to receive the unqualified steel pipe subjected to air tightness testing.
As shown in fig. 10, the transition material racks are parallel to each other and are obliquely arranged on the front side of the air tightness testing mechanism; each group of transition material racks comprises a second oblique strip rack 6-1, a first sorting plate 6-2, a first sorting cylinder 6-3 and a material blocking block 6-4. The second oblique strip frame is obliquely fixed on the rack; the outlet of the second oblique strip frame is provided with the material blocking block, the height of the material blocking block can be vertically adjusted, so that the position of the material blocking block can be adjusted according to the diameter of the steel pipe, the steel pipe is guaranteed to be sequentially arranged on the second oblique strip frame, and flaw detection is sequentially carried out on the steel pipe. The first sorting plate is arranged above the second unqualified product rack, and the first sorting plate can be positioned at the inlet end of the second diagonal rack in a swinging mode to be opened or covered on the second unqualified product rack; in the initial position, the first sorting plate is connected with the inclined plate, and the inclination angle of the first sorting plate is the same as that of the inclined plate. The base of the first sorting cylinder is fixed on the rack, and the push rod of the first sorting cylinder drives the first sorting plate to swing through the first connecting rod.
When the steel pipe processing device works, steel pipes which finish air tightness detection sequentially fall down through the inclined plate, and when the steel pipes are unqualified pipes, the first sorting cylinder extends to drive the first sorting plate to rotate upwards, so that the second unqualified product rack is opened, and the unqualified pipes fall into the second unqualified product rack; when the steel pipe is qualified, the first sorting plate covers the second unqualified material rack, and the steel pipe directly rolls to the transition material rack along the inclined plate and the first sorting plate so as to perform subsequent flaw detection.
As shown in fig. 11, the feeding roller way is horizontally arranged at the outlet of each transition material rack; the feeding roller way comprises a plurality of first rollers 7-1 (the number of the first rollers is determined according to actual conditions), a feeding transmission motor 7-2, an input material stirring block 7-3 and a feeding cylinder 7-4. The first rollers are arranged at intervals in the left-right direction and can be rotationally positioned on the rack; the feeding transmission motor is arranged on the rack and drives the first rollers to synchronously rotate; in this embodiment, belt transmission is adopted between feeding drive motor and the first running roller. The input material poking block is arranged on the rear side of the feeding roller way and can be positioned on the rack in a swinging mode so as to poke the steel pipe on the second oblique strip rack into the first roller. The base of the feeding cylinder is hinged to the rack, and the push rod of the feeding cylinder is hinged to the input material stirring block to drive the input material stirring block to swing. When the device works, the feeding air cylinder drives the input material shifting block to shift one steel pipe from the transition material rack to the feeding roller bed each time, then the feeding transmission motor drives each first roller wheel to rotate, and the steel pipe is conveyed to the flaw detection control room for flaw detection.
As shown in fig. 12, the discharging roller way is horizontally arranged at the outlet of the flaw detection control chamber; the discharging roller way comprises a plurality of second rollers 9-1 (the number of the second rollers is determined according to actual conditions), a discharging transmission motor 9-2, an output material stirring block 9-3 and a discharging cylinder 9-4. The second rollers are arranged at intervals along the left-right direction and can be rotatably positioned on the rack; the discharging transmission motor is arranged on the rack to drive the second rollers to synchronously rotate; in this embodiment, the discharging transmission motor and the second roller are driven by a belt. The output material poking block is arranged on the rear side of the discharging roller way and can be positioned on the rack in a swinging mode, so that the steel pipe on the second roller wheel can be poked into the next station (namely an inspection material rack). The base of the discharging cylinder is hinged to the rack, and the push rod of the discharging cylinder is hinged to the output material stirring block to drive the output material stirring block to swing.
As shown in fig. 13, a third unqualified product rack 10-4 is arranged between the post-transition rack and the discharging roller way to receive the steel pipes which are unqualified for flaw detection. The rear transition material racks are parallel to each other and are obliquely arranged on the rear side of the discharging roller bed; the post-transition material rack comprises a third oblique strip rack 10-1, a second sorting plate 10-2 and a second sorting cylinder 10-3. The third oblique strip frame is obliquely fixed on the rack; the second sorting plate is arranged above the third unqualified product rack and can be positioned at the inlet end of the third diagonal rack in a swinging mode so as to be opened or covered on the third unqualified product rack; and when the sorting machine is at the initial position, the second sorting plate covers the third unqualified product rack. The base of the second sorting cylinder is fixed on the rack, and the push rod of the second sorting cylinder drives the second sorting plate to swing through the second connecting rod.
During operation, the discharging transmission motor drives each second roller wheel to rotate, steel pipes coming out of the flaw detection control room are conveyed to the designated position of the discharging roller way, then the discharging air cylinder drives the output material shifting block to swing, and the steel pipes completing flaw detection are shifted out of the discharging roller way. When the steel pipe is an unqualified pipe, the second sorting cylinder extends to drive the second sorting plate to rotate upwards, so that a third unqualified product rack is opened, and the unqualified pipe falls into the third unqualified product rack; when the steel pipe is qualified, the second sorting plate covers the third unqualified product rack, and the steel pipe rolls onto the inspection rack through the post-transition rack, so that subsequent manual inspection is performed and the steel pipe is collected.
Preferably, the inclination angles between the first oblique strip frame, the second oblique strip frame and the third oblique strip frame and the horizontal plane are 2-3 degrees, so that the steel pipe can roll smoothly under the action of gravity.
The air tightness testing mechanism, all the air cylinders and the motor are respectively and electrically connected with a PLC (not shown in the figure) so as to ensure the working cooperation of all the mechanisms.
The working mode of the invention is as follows:
after the small-caliber steel pipe comes out of the forming unit, the speed reducing motor on the motor base is driven to swing around the support under the action of the swing air cylinder in the input roller way, so that the pressing wheel arranged on the output shaft of the speed reducing motor presses the steel pipe, and the steel pipe is conveyed to the designated position of the input roller way under the driving of the pressing wheel. When the diameters of the steel pipes are different, the motor base needs different rotating angles, the swinging angle of the speed reduction motor can be limited by changing the height position of the adjusting bolt, and therefore the pressing wheels are guaranteed to press the steel pipes with different diameters.
When the steel pipe coming out of the forming unit is an unqualified pipe with obvious defects, a left air cylinder in the material overturning mechanism drives the material overturning plate to swing, so that the steel pipe falls into the first unqualified product material rack. When the steel pipe has no obvious defect, the right air cylinder drives the material turning plate to swing, so that the steel pipe falls into the inclined blanking frame and stops at the stop block of the first inclined strip frame.
A turntable on the air tightness testing mechanism dials one steel pipe into the turntable from the first inclined bar frame through a material shifting hook each time, and at most four steel pipes can be dialed in to simultaneously perform air tightness detection; and after the air tightness detection is finished, the steel pipe sequentially falls through the inclined plate. When the air tightness of the steel pipe is detected to be unqualified, a first sorting cylinder in the transition material frame drives a first sorting plate to lift, and the steel pipe falls into a second unqualified material frame. When the steel pipe gas tightness detects qualifiedly, the steel pipe directly rolls to the transition work or material rest along swash plate and first division board to stop at the striker block department of second slash frame, can be according to the height of the diameter adjustment striker block of steel pipe, guarantee that the steel pipe is arranged in proper order on second slash frame in proper order.
And a feeding cylinder in the feeding roller way drives the input material shifting block to swing, a steel pipe is shifted into the feeding roller way from the second oblique strip frame at each time, and then the feeding transmission motor drives the first roller wheel to rotate so as to convey the steel pipe to the flaw detection control room.
The steel pipe that comes out from the control room of detecting a flaw gets into ejection of compact roll table, and ejection of compact transmission motor drives each second running roller and rotates, carries the assigned position of ejection of compact roll table with the steel pipe, and then ejection of compact cylinder drives the swing of output kickoff block, and the steel pipe that will accomplish the detection of detecting a flaw is kicked out by ejection of compact roll table. When the steel pipe is qualified in flaw detection, the second sorting cylinder extends to drive the second sorting plate to rotate upwards, so that a third unqualified product rack is opened, and unqualified pipes fall into the third unqualified product rack; when the steel pipe is unqualified in flaw detection, the second sorting plate covers above the third unqualified product rack, and the steel pipe rolls onto the inspection rack through the post-transition rack so as to perform subsequent manual inspection and collect the steel pipe.
Finally, it should be noted that the above-mentioned list is only a specific embodiment of the present invention. Obviously, the invention is not limited to the above embodiments, and many variations are possible, for example, the invention is used for the detection and transport of titanium tubes. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the present invention are to be considered within the scope of the invention.

Claims (10)

1. The utility model provides a small-bore steel pipe finishing and detect automatic conveying system which characterized in that: the device comprises a frame (1), an input roller way (2) which is horizontally arranged at the outlet of a steel pipe forming unit and conveys a steel pipe (12) from left to right, a material overturning mechanism (3) which is horizontally arranged at the outlet of the input roller way and is used for primarily sorting the steel pipe, a plurality of groups of inclined material racks (4) which are parallel to each other and are obliquely arranged at the front side of the material overturning mechanism, an airtight test mechanism (5) which is horizontally arranged at the outlet of each inclined material rack and is used for detecting the air tightness of the steel pipe, a plurality of groups of transition material racks (6) which are parallel to each other and are obliquely arranged at the front side of the airtight test mechanism, a feeding roller way (7) which is horizontally arranged at the outlet of each transition material rack, a flaw detection control room (8) which is arranged at the outlet of the feeding roller way and is used for carrying out flaw detection on the steel pipe, a discharging roller way (9) which is horizontally arranged at the outlet of the flaw detection control room An inspection rack (11); the input roller way, the material turning mechanism, the air tightness test mechanism, the feeding roller way and the discharging roller way are all arranged along the left and right direction; the inclined blanking frame, the transition material frame, the rear transition material frame and the inspection material frame are arranged along the front-rear direction.
2. The automatic conveyor system for finishing and inspecting small-caliber steel pipes according to claim 1, wherein: the input roller way comprises a plurality of V-shaped wheels (2-1) which are rotatably positioned on the rack and are arranged at equal intervals along the conveying direction of the steel pipe, a support (2-2) fixed on the rack, a motor base (2-3) hinged with the support, a reducing motor (2-4) fixed on the motor base, a pressing wheel (2-5) fixedly connected with an output shaft (2-9) of the reducing motor, a swing cylinder (2-6) of which the base is hinged on the rack and a push rod is hinged with the motor base to drive the reducing motor to swing on a vertical plane, and an adjusting bolt (2-7) vertically arranged on the side surface of the motor support to limit the swing angle of the reducing motor; the pinch roller is arranged above each V-shaped wheel and corresponds to the position of the steel pipe, so that the pinch roller can compact and convey the steel pipe when swinging integrally along with the speed reducing motor; and rubber rings (2-8) are arranged on the periphery of the pinch roller.
3. The automatic conveyor system for finishing and inspecting small-caliber steel pipes according to claim 2, wherein: the material turning mechanism comprises a material turning plate (3-1) which is adaptive to the height of the V-shaped wheel and can be positioned on the rack in a swinging manner around a horizontal axis arranged in the left-right direction to screen qualified steel pipes and unqualified steel pipes, two groups of material turning assemblies which are respectively arranged at two ends of the material turning plate to synchronously drive the material turning plate to swing, and a first unqualified material rack (3-2) which is arranged at the rear side of the material turning plate to receive unqualified steel pipes; the surface of the material turning plate is provided with a first protective layer (3-5);
the two groups of material turning assemblies have the same structure; each group of material turning components comprises a left cylinder (3-3) and a right cylinder (3-4), wherein the base is hinged to the frame, the push rod of the left cylinder is hinged to the bottom of the front side of the material turning plate, and the base is hinged to the frame, and the push rod of the right cylinder is hinged to the bottom of the rear side of the material turning plate.
4. The automatic conveyor system for finishing and inspecting small-caliber steel pipes according to claim 3, wherein: the inclined blanking frame comprises a vertical column (4-1) which is vertically arranged, the bottom of the vertical column can move left and right through a rolling pair, a first inclined strip frame (4-2) which is obliquely fixed at the top of the vertical column, a second protective layer (4-3) which is arranged on the surface of the first inclined strip frame, and a stop block (4-4) which is arranged at the outlet of the first inclined strip frame and used for positioning a steel pipe.
5. The automatic conveyor system for finishing and inspecting small-caliber steel pipes according to claim 4, wherein: a plurality of turntables (5-1) are arranged on the air tightness testing mechanism at intervals; the rotary disc can rotate around a horizontal axis arranged in the left-right direction; a plurality of material shifting hooks (5-2) are uniformly arranged on the periphery of the turntable, and the positions of the material shifting hooks are matched with the position of the steel pipe at the foremost end of the first inclined strip frame, so that the steel pipes on the first inclined strip frame are sequentially shifted into the turntable; an inclined plate (5-4) positioned at the outlet of the rotary table is obliquely fixed on the frame so as to convey the steel pipe subjected to air tightness detection; and a second unqualified product rack (5-3) is arranged at the lower part of the front side of the air tightness testing mechanism so as to receive the unqualified steel pipe subjected to air tightness detection.
6. The automatic conveyor system for finishing and inspecting small-caliber steel pipes according to claim 5, wherein: the transition material rack comprises a second oblique strip rack (6-1) which is obliquely fixed on the rack, a first sorting plate (6-2) which is arranged above the second unqualified material rack and can be positioned at the inlet end of the second oblique strip rack in a swinging mode to open or cover the second unqualified material rack, a first sorting cylinder (6-3) of which the base is fixed on the rack and the push rod of the base drives the first sorting plate to swing through a first connecting rod, and a material blocking block (6-4) which is arranged at the outlet of the second oblique strip rack and can vertically adjust the height.
7. The automatic conveyor system for finishing and inspecting small-caliber steel pipes according to claim 6, wherein: the feeding roller way comprises a plurality of first rollers (7-1) which are arranged at intervals in the left-right direction and are rotatably positioned on the rack, a feeding transmission motor (7-2) which is installed on the rack and drives the first rollers to rotate, an input material poking block (7-3) which is arranged at the rear side of the feeding roller way and can be positioned on the rack in a swinging mode so as to poke the steel pipe on the second oblique strip rack into the first rollers, and a feeding cylinder (7-4) of which the base is hinged to the rack and of which the push rod is hinged to the input material poking block so as to drive the input material poking block to swing.
8. The automatic conveyor system for finishing and inspecting small-caliber steel pipes according to claim 7, wherein: the discharging roller way comprises a plurality of second rollers (9-1) which are arranged at intervals in the left-right direction and are rotatably positioned on the rack, a discharging transmission motor (9-2) which is installed on the rack and drives the second rollers to rotate, an output material stirring block (9-3) which is arranged at the rear side of the discharging roller way and can be hinged on the rack in a swinging mode so as to stir the steel pipe on the second rollers into the next station, and a discharging cylinder (9-4) of which the base is hinged on the rack and the push rod is hinged with the output material stirring block so as to drive the output material stirring block to swing.
9. The automatic conveyor system for finishing and inspecting small-caliber steel pipes according to claim 8, wherein: and a third unqualified product rack (10-4) is arranged between the rear transition rack and the discharging roller way to receive the unqualified steel pipe detected by flaw detection.
10. The automatic conveyor system for finishing and inspecting small-caliber steel pipes of claim 9, wherein: the rear transition material rack comprises a third oblique rack (10-1) obliquely fixed on the rack, a second sorting plate (10-2) arranged above the third unqualified product rack, and a second sorting cylinder (10-3) of which one end is positioned at the inlet end of the third oblique rack in a swinging manner so as to be opened or covered on the third unqualified product rack, and a base is fixed on the rack, and a push rod of the base drives the second sorting plate to swing through a second connecting rod.
CN202110243402.4A 2021-03-05 2021-03-05 Small-bore steel pipe finishing and detection automatic conveying system Pending CN112845144A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110243402.4A CN112845144A (en) 2021-03-05 2021-03-05 Small-bore steel pipe finishing and detection automatic conveying system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110243402.4A CN112845144A (en) 2021-03-05 2021-03-05 Small-bore steel pipe finishing and detection automatic conveying system

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CN112845144A true CN112845144A (en) 2021-05-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113441409A (en) * 2021-06-03 2021-09-28 国鼎检测技术(重庆)有限公司 Conveying device and method for food detection
CN115106764A (en) * 2022-08-11 2022-09-27 武汉凯比思电力设备有限公司 Intelligent automatic pipe penetrating production line for heat exchanger

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113441409A (en) * 2021-06-03 2021-09-28 国鼎检测技术(重庆)有限公司 Conveying device and method for food detection
CN115106764A (en) * 2022-08-11 2022-09-27 武汉凯比思电力设备有限公司 Intelligent automatic pipe penetrating production line for heat exchanger
CN115106764B (en) * 2022-08-11 2024-06-04 武汉凯比思电力设备有限公司 Intelligent automatic tube penetrating production line for heat exchanger

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