CN115815942B - Inner wall strengthening process and strengthening equipment for composite stainless steel pipe with inner lining - Google Patents
Inner wall strengthening process and strengthening equipment for composite stainless steel pipe with inner lining Download PDFInfo
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- CN115815942B CN115815942B CN202211572823.2A CN202211572823A CN115815942B CN 115815942 B CN115815942 B CN 115815942B CN 202211572823 A CN202211572823 A CN 202211572823A CN 115815942 B CN115815942 B CN 115815942B
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- 239000010935 stainless steel Substances 0.000 title claims abstract description 60
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 60
- 239000002131 composite material Substances 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000008569 process Effects 0.000 title claims abstract description 12
- 238000005728 strengthening Methods 0.000 title description 24
- 230000001105 regulatory effect Effects 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims abstract 5
- 238000001125 extrusion Methods 0.000 claims description 18
- 230000001360 synchronised effect Effects 0.000 claims description 11
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 7
- 230000001174 ascending effect Effects 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000009977 dual effect Effects 0.000 abstract 1
- 210000003746 feather Anatomy 0.000 description 9
- 230000006978 adaptation Effects 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
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- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The application relates to the technical field of stainless steel pipeline production, in particular to a process and equipment for reinforcing the inner wall of a lining stainless steel composite pipe, which comprises a supporting mechanism, wherein a gear is fixedly arranged at the bottom end of the inside of the supporting mechanism, a stainless steel pipe is inserted into the top end of the supporting mechanism in a sliding manner, a reinforcing sleeve is inserted into the inside of the stainless steel pipe in a sliding manner, the supporting mechanism comprises a guiding part and a positioning part, the guiding part is fixedly arranged at the front end and the rear end of the positioning part, the guiding part comprises a regulating device and a limiting device, the regulating device is slidably arranged at the top end of the regulating device, the limiting device comprises a second sliding key, a supporting block, a first threaded rod, a pressing block, a contact frame, a reset spring, a first roller, a sliding rod and a supporting cavity, the second sliding key is fixedly arranged at the bottom end of the outside of the supporting block, and the supporting block is fixedly arranged on two sides of the supporting cavity. Through the setting of supporting mechanism, realized can be with pipeline and reinforce the purpose that the inner wall material realized dual location, be convenient for weld.
Description
Technical Field
The application relates to the technical field of stainless steel pipeline production, in particular to a process and equipment for reinforcing the inner wall of a composite stainless steel pipe with a lining.
Background
The stainless steel composite pipe is a new material which is formed by synchronously compounding two metal materials of stainless steel and carbon structural steel by adopting nondestructive pressure, and has the advantages of corrosion resistance, wear resistance, excellent appearance, good bending strength and impact resistance of the carbon steel.
The pipeline inner wall strengthening equipment is a device capable of strengthening and welding the inside of a pipeline, and the interlayer is welded in the pipeline, so that the strength of the pipeline inner wall can be improved.
At present, when the pipe strengthening device on the market is used, because the diameters of the pipe and the strengthening inner wall material are different, the strengthening inner wall material can be inclined or distorted during welding, and a larger error exists in a gap between the pipe and the strengthening inner wall material, so that the pipe strengthening device is unfavorable for use, and therefore, an improvement on the pipe strengthening device is required for solving the problems.
Disclosure of Invention
Aiming at the problems in the prior art, the application provides a process and equipment for strengthening the inner wall of a composite pipe lined with stainless steel.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a inside lining stainless steel composite pipe inner wall strengthening process and reinforces equipment, includes supporting mechanism, the inside bottom of supporting mechanism has the gear, the inside slip grafting in top of supporting mechanism has the stainless steel pipe, the inside slip grafting of stainless steel pipe has the reinforcement sleeve pipe, supporting mechanism includes guide part and locating part, guide part fixed mounting is on the front end and the rear end of locating part, guide part includes regulation and control device and limiting device, regulation and control device slidable mounting is on the top of regulation and control device, limiting device includes second feather key, supporting shoe, first threaded rod, extrusion piece, contact frame, reset spring, first gyro wheel, slide bar and supporting cavity, second feather key fixed mounting is in the outside bottom of supporting shoe, supporting shoe fixed mounting is on the both sides of supporting cavity, the slide bar slidable grafting is at the rear end center of supporting cavity, extrusion piece fixed mounting is on the front end of slide bar, just the extrusion piece is annular distribution, first threaded rod runs through supporting cavity rotation and installs at the front end of slide bar, contact frame is at the annular spring, the contact frame is at the inside of supporting cavity is installed to the reset spring, the inner circle is fixed in the contact frame is installed to the reset spring.
Specifically, regulation and control device includes support frame, hydraulic cylinder, indicator and first feather key, support frame fixed mounting is on hydraulic cylinder's top, indicator fixed mounting is in the right side bottom of support frame, first feather key fixed mounting is in the rear end bottom of support frame.
Specifically, the positioning component comprises a placing device and a synchronous guiding device, and the synchronous guiding device is symmetrically and fixedly arranged at the top end of the synchronous guiding device.
Specifically, placer includes positioning spring, spacing inserted block, U type slide bar, second threaded rod, rotates the card frame, supports chassis, I shape inserted sheet and locating piece, locating piece fixed mounting is in the left side bottom of supporting the chassis, rotate the card frame and rotate the right side top of installing at supporting the chassis, the second threaded rod rotates the top center of installing at rotating the card frame, U type slide bar runs through and rotates the card frame screw thread and cup joint on the second threaded rod, just spacing inserted block fixed mounting is at the bottom both ends of U type slide bar, positioning spring fixed mounting is in the left side bottom of rotating the card frame, I shape inserted sheet fixed mounting is in positioning spring's bottom, just I shape inserted sheet slip grafting is in the inside of locating piece.
Specifically, synchronous guider includes rack, output motor, supporting pedestal, vertical slide rail and extends the connecting rod, output motor fixed mounting is in supporting pedestal's bottom center, rack symmetry slip grafting is in supporting pedestal's both ends center, extend connecting rod fixed mounting and keep away from the end of output motor at the rack, vertical slide rail fixed mounting is on extending the top of connecting rod.
Specifically, gear fixed mounting is at output motor's top center, the inside bottom at the support chassis is placed to the stainless steel pipe, hydraulic cylinder symmetry fixed mounting is in the both ends bottom of supporting base, the second feather key is slided and is pegged graft inside the top of support frame, support chassis symmetry fixed mounting is on supporting base's top, the supporting shoe is slided and is cup jointed on vertical slide rail, rack and gear engagement.
Specifically, the spout with second feather key and first feather key looks adaptation has all been seted up to the inside top of support frame and the both ends of supporting base, the both ends surface mark of supporting base has the scale mark, and the scale mark is located hydraulic cylinder's side, the rear end surface of extrusion piece is 45 slope settings, just first gyro wheel aligns with extrusion piece is perpendicular.
Specifically, the pulley is installed in equal distance rotation of outer lane surface and the inner circle surface of support chassis of contact frame, the jack with vertical slide rail looks adaptation has been seted up to the inside of supporting shoe, the constant head tank with I shape inserted sheet looks adaptation has been seted up to the inside outside of locating piece.
Specifically, the rotating clamping frame further comprises a guide block, and the guide block is fixedly arranged at the bottom of the front end of the rotating clamping frame.
A strengthening process of inner wall strengthening equipment of a lining stainless steel composite pipe comprises the following steps:
s1, firstly, placing a reinforced sleeve into a stainless steel tube, then placing the stainless steel tube into two supporting underframes, at the moment, firstly, rotating a rotating clamping frame until the top ends of the supporting underframes are level, then extruding a U-shaped sliding rod downwards until a limiting insert block is driven to be fastened with the stainless steel tube, so that the phenomenon of rotation of the stainless steel tube can be prevented, simultaneously, starting a hydraulic cylinder to drive a supporting frame to move upwards until a limiting device is aligned with the inside of the reinforced sleeve, and starting an output motor to drive a gear to rotate, so that a rack drives an extending connecting rod to move inwards in opposite directions until a contact frame is positioned in the reinforced sleeve;
s2, starting the hydraulic cylinder to drive the supporting frame to ascend, so that the contact frame can drive the reinforced sleeve to ascend simultaneously, screwing the first threaded rod into the supporting cavity to drive the contact frame to move outwards until the four contact frames are attached to the inner wall of the reinforced sleeve, and finishing positioning work of the reinforced sleeve;
and S3, finally, when the hydraulic cylinder is started, the indicator can be driven to move on the two ends of the supporting base, so that the ascending and descending distance of the reinforced sleeve can be conveniently regulated and controlled, errors can be prevented when the reinforced sleeve is welded, and meanwhile, the reinforced sleeve and the stainless steel tube can be conveniently welded after the angle of the reinforced sleeve and the stainless steel tube is regulated through the stainless steel tube.
The application has the beneficial effects that:
according to the application, through the combined arrangement of the regulating device and the limiting device, the contact frame is contacted with the inside of the reinforced sleeve, and then the first threaded rod is screwed into the supporting cavity, so that the extrusion block can be driven to extrude the first roller, the contact frame is driven to move upwards until the four contact frames are contacted with the inner wall of the reinforced sleeve, so that the reinforced sleeve can be supported and limited, and meanwhile, when the hydraulic cylinder is started, the supporting frame and the second sliding key can be driven to move up and down, so that the reinforced sleeve can be driven to regulate the distance in the stainless steel pipe, and the reinforced sleeve can be stably supported in the stainless steel pipe.
According to the application, through the arrangement of the placement device and the synchronous guide device, when the output motor is started, the gear can be driven to rotate, and when the gear rotates, the rack and the extension connecting rod can be driven to move inwards in opposite directions, so that the vertical sliding rail can be driven to extrude the supporting block and the supporting cavity to move inwards, the contact frame can be conveniently moved to be aligned with the inside of the reinforced sleeve, and meanwhile, when the second threaded rod is screwed, the U-shaped sliding rod is driven to move downwards, so that the limiting insert block can be driven to be buckled between the stainless steel pipe and the rotary clamping frame, the stainless steel pipe can be limited and fixed, and the positioning welding is facilitated.
Drawings
The application will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of a front perspective view of a main body of the present application;
FIG. 2 is a schematic view of a front perspective view of a support mechanism according to the present application;
FIG. 3 is a schematic view of a front perspective view of a guide member of the present application;
FIG. 4 is a schematic view of a front perspective view of the control device according to the present application;
FIG. 5 is a schematic cross-sectional view of a regulating device according to the present application;
FIG. 6 is a schematic view of a front perspective view of a positioning member according to the present application;
FIG. 7 is a schematic view of a front perspective view of the placement device of the present application;
FIG. 8 is a perspective view of the bottom end of the placement device according to the present application;
FIG. 9 is a front perspective view of the synchronous guiding device of the present application;
fig. 10 is a front perspective view of a second embodiment of a rotating frame according to the present application.
In the figure: 1-supporting mechanism, 2-gear, 3-stainless steel tube, 4-reinforced sleeve, 5-guiding component, 6-positioning component, 7-regulation and control device, 8-limiting device, 9-supporting frame, 10-hydraulic cylinder, 11-indicator, 12-first sliding key, 13-second sliding key, 14-supporting block, 15-first threaded rod, 16-extrusion block, 17-contact rack, 18-return spring, 19-first roller, 20-slide bar, 21-supporting cavity, 22-placing device, 23-synchronous guiding device, 24-positioning spring, 25-limiting insert block, 26-U-shaped slide bar, 27-second threaded rod, 28-rotating clamping frame, 29-supporting underframe, 30-I-shaped insert sheet, 31-positioning block, 32-rack, 33-output motor, 34-supporting base, 35-vertical slide rail, 36-extending connecting rod and 37-guiding block.
Detailed Description
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the application herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The application is further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1, 2, 3 and 5, the inner wall strengthening process and strengthening equipment of the lining stainless steel composite pipe of the application comprise a supporting mechanism 1, a gear 2 is fixedly arranged at the inner bottom end of the supporting mechanism 1, a stainless steel pipe 3 is inserted in the inner part of the top end of the supporting mechanism 1 in a sliding way, a strengthening sleeve 4 is inserted in the inner part of the stainless steel pipe 3 in a sliding way, the supporting mechanism 1 comprises a guiding part 5 and a positioning part 6, the guiding part 5 is fixedly arranged at the front end and the rear end of the positioning part 6, the guiding part 5 comprises a regulating device 7 and a limiting device 8, the regulating device 7 is slidably arranged at the top end of the regulating device 7, the limiting device 8 comprises a second sliding key 13, a supporting block 14, a first threaded rod 15, an extrusion block 16, a contact frame 17, a return spring 18, a first roller 19, a sliding rod 20 and a supporting cavity 21, the second sliding key 13 is fixedly mounted at the bottom end of the outer side of the supporting block 14, the supporting block 14 is fixedly mounted on two sides of the supporting cavity 21, the sliding rod 20 is slidably inserted into the center of the rear end of the supporting cavity 21, the extrusion block 16 is fixedly mounted at the front end of the sliding rod 20, the extrusion block 16 is annularly distributed, the first threaded rod 15 penetrates through the supporting cavity 21 to be rotatably mounted at the center of the front end of the sliding rod 20, the contact frame 17 is slidably inserted into the outer ring of the supporting cavity 21, the contact frame 17 is annularly distributed, the reset spring 18 is fixedly mounted on the inner ring of the supporting cavity 21, and the first roller 19 is fixedly mounted at the bottom end of the reset spring 18.
As shown in fig. 4, the adjusting and controlling device 7 includes a supporting frame 9, a hydraulic cylinder 10, an indicator 11 and a first sliding key 12, wherein the supporting frame 9 is fixedly installed on the top end of the hydraulic cylinder 10, the indicator 11 is fixedly installed on the right bottom end of the supporting frame 9, the first sliding key 12 is fixedly installed on the bottom of the rear end of the supporting frame 9, and the distance of the lifting of the supporting frame 9 can be conveniently and accurately controlled through the arrangement of the hydraulic cylinder 10.
Referring to fig. 6, the positioning unit 6 includes a placement device 22 and a synchronization guiding device 23, and the synchronization guiding device 23 is symmetrically and fixedly installed on the top end of the synchronization guiding device 23, so as to support the placement device 22 for placement.
As shown in fig. 7 and 8, the placement device 22 includes a positioning spring 24, a limiting insert 25, a U-shaped slide bar 26, a second threaded rod 27, a rotating clamping frame 28, a supporting underframe 29, an i-shaped insert 30 and a positioning block 31, the positioning block 31 is fixedly installed at the left bottom end of the supporting underframe 29, the rotating clamping frame 28 is rotatably installed at the right top end of the supporting underframe 29, the second threaded rod 27 is rotatably installed at the center of the top end of the rotating clamping frame 28, the U-shaped slide bar 26 penetrates through the rotating clamping frame 28 to be in threaded sleeve connection with the second threaded rod 27, the limiting insert 25 is fixedly installed at the two ends of the bottom of the U-shaped slide bar 26, the positioning spring 24 is fixedly installed at the left bottom end of the rotating clamping frame 28, the i-shaped insert 30 is fixedly installed at the bottom end of the positioning spring 24, and the i-shaped insert 30 is slidably inserted in the positioning block 31, and a threaded hole matched with the second threaded rod 27 is formed in the top end of the U-shaped slide bar 26, so that the second threaded rod 27 can drive the U-shaped slide bar 26 to move up and down when rotating.
As shown in fig. 9, the synchronous guiding device 23 includes a rack 32, an output motor 33, a support base 34, a vertical sliding rail 35 and an extension connecting rod 36, the output motor 33 is fixedly installed at the center of the bottom end of the support base 34, the rack 32 is symmetrically and slidably inserted at the centers of the two ends of the support base 34, the extension connecting rod 36 is fixedly installed at the end of the rack 32 far away from the output motor 33, the vertical sliding rail 35 is fixedly installed at the top end of the extension connecting rod 36, a limiting hole matched with the extension connecting rod 36 is formed through the centers of the two ends of the support base 34, and the extension connecting rod 36 is slidably inserted in the inside of the limiting hole, so that the extension connecting rod 36 can be prevented from falling.
The gear 2 is fixedly arranged at the center of the top end of the output motor 33, the stainless steel tube 3 is placed at the bottom end of the inside of the supporting underframe 29, the hydraulic cylinder 10 is symmetrically and fixedly arranged at the bottoms of the two ends of the supporting base 34, the second sliding key 13 is slidably inserted into the top end of the supporting frame 9, the supporting underframe 29 is symmetrically and fixedly arranged at the top end of the supporting base 34, the supporting block 14 is slidably sleeved on the vertical sliding rail 35, the rack 32 is meshed with the gear 2, and when the gear 2 rotates, the rack 32 can be driven to move inwards or outwards in opposite directions.
The top of support frame 9 and the inside spout that has seted up with second feather key 13 and first feather key 12 looks adaptation in both ends of supporting base 34, and the both ends surface of supporting base 34 is marked with the scale mark, and the scale mark is located the side of hydraulic cylinder 10 and is served, and the rear end surface of extrusion piece 16 is 45 slope setting, and first gyro wheel 19 and extrusion piece 16 vertical alignment promote extrusion piece 16 and first gyro wheel 19's butt joint accuracy.
The pulley is installed in equal distance rotation on the outer ring surface of the contact frame 17 and the inner ring surface of the supporting underframe 29, the jack matched with the vertical sliding rail 35 is arranged in the supporting block 14, the positioning groove matched with the I-shaped inserting piece 30 is arranged in the outer side of the positioning block 31, and the I-shaped inserting piece 30 is conveniently limited in the positioning block 31.
A strengthening process of inner wall strengthening equipment of a lining stainless steel composite pipe comprises the following steps:
s1, firstly, placing a reinforced sleeve 4 into a stainless steel pipe 3, then placing the stainless steel pipe 3 into two supporting underframes 29, at the moment, firstly rotating a rotating clamping frame 28 until the top ends of the supporting underframes 29 are flush, then extruding a U-shaped sliding rod 26 downwards until a limiting insert 25 is driven to be fastened with the stainless steel pipe 3, preventing the stainless steel pipe 3 from rotating, simultaneously, starting a hydraulic cylinder 10, driving a supporting frame 9 to move upwards until a limiting device 8 is aligned with the inside of the reinforced sleeve 4, starting an output motor 33, driving a gear 2 to rotate, and driving a rack 32 to drive an extension connecting rod 36 to move inwards in opposite directions until a contact frame 17 is positioned in the reinforced sleeve 4;
s2, then, starting the hydraulic cylinder 10 to drive the supporting frame 9 to rise, so that the contact frame 17 can drive the reinforced sleeve 4 to rise at the same time, screwing the first threaded rod 15 into the supporting cavity 21 to drive the contact frame 17 to move outwards until the four contact frames 17 are attached to the inner wall of the reinforced sleeve 4, and completing the positioning work of the reinforced sleeve 4;
and S3, finally, when the hydraulic cylinder 10 is started, the indicator 11 can be driven to move on the two ends of the supporting base 34, so that the ascending and descending distance of the reinforced sleeve 4 can be conveniently regulated and controlled, errors can be prevented when the reinforced sleeve 4 is welded, and meanwhile, the stainless steel pipe 3 can be rotationally regulated in the supporting underframe 29, so that the reinforced sleeve 4 and the stainless steel pipe 3 can be conveniently welded after the angle of the reinforced sleeve 4 is regulated.
The working principle of example 1 is: when in use, the rotating clamping frame 28 is rotated on the supporting underframe 29 until the rotating clamping frame 28 and the supporting underframe 29 are misplaced, so that the stainless steel tube 3 is conveniently put in, at the moment, the reinforced sleeve 4 can be put into the stainless steel tube 3, then the stainless steel tube 3 is put at the bottom end of the inside of the supporting underframe 29, at the moment, the rotating clamping frame 28 can be rotated again until the rotating clamping frame 28 rotates to be attached to the top end of the supporting underframe 29, the positioning spring 24 is pulled downwards, the I-shaped inserting piece 30 is inserted into the positioning groove in the positioning block 31, the rotating clamping frame 28 can be pulled to be attached to the top end of the supporting underframe 29 all the time through the elasticity of the positioning spring 24, at the moment, the hydraulic cylinder 10 can be started to drive the supporting frame 9 to move upwards, the second sliding key 13 and the supporting cavity 21 can be driven to move upwards simultaneously through the sliding insertion of the second sliding key 13 into the top end of the supporting frame 9, when the supporting cavity 21 drives the contact frame 17 to move to the position aligned with the inner wall of the strengthening sleeve 4, the output motor 33 can be started to drive the gear 2 to rotate, when the gear 2 rotates, the rack 32 can be driven to rotate simultaneously, so that the extension connecting rod 36 and the vertical sliding rail 35 move inwards in opposite directions simultaneously, at the moment, the vertical sliding rail 35 is slidably inserted into the supporting block 14 to push the supporting cavity 21 to move towards the inside of the strengthening sleeve 4, the second sliding key 13 is slidably inserted into the sliding groove in the top end of the supporting frame 9 to ensure that the supporting cavity 21 moves along a straight line, meanwhile, when the supporting cavity 21 drives the contact frame 17 to move into the strengthening sleeve 4, the first threaded rod 15 can be screwed into the supporting cavity 21 to drive the extrusion block 16 to contact with the first roller 19, the rear end surface of the extrusion block 16 is in a 45-degree slope arrangement, when the extrusion block 16 is in contact with the first roller 19, the first roller 19 can be extruded to move upwards until the first roller 19 drives the contact frame 17 to contact with the inner wall of the reinforced sleeve 4, so that the contact frame 17 can support the reinforced sleeve 4, at the moment, the hydraulic cylinder 10 can be started again to drive the contact frame 17 to move up and down until the reinforced sleeve 4 moves to the central position inside the stainless steel pipe 3, when the hydraulic cylinder 10 is started, the first sliding key 12 moves in sliding grooves in the two ends of the supporting base 34, so that the supporting frame 9 can be ensured to move along a straight line, simultaneously, when the supporting frame 9 moves, the indicator 11 can be driven to move on scale marks on the two ends of the supporting base 34, thereby being convenient for a user to observe the distance that the contact frame 17 specifically drives the reinforced sleeve 4, at the moment, the second threaded rod 27 can be screwed to drive the U-shaped plug block 25 to move downwards until the limiting plug block 25 is clamped between the reinforced sleeve 4 and the supporting underframe 29, the sleeve 4 can be limited by the hydraulic cylinder 10, simultaneously, when a user can operate the sliding bar 4 and the stainless steel pipe 3 can be prevented from moving along the straight line, and the welding error rate of the stainless steel pipe 3 can be prevented from being limited by the sliding device 35 when the sliding block 3 is welded to the vertical sleeve 4, and the vertical joint is prevented from moving along the sliding rail 35, and the vertical joint is prevented from being welded to the stainless steel pipe 3.
Example 2
On the basis of embodiment 1, as shown in fig. 10, the rotating holder 28 further includes a guide block 37, and the guide block 37 is fixedly installed at the bottom of the front end of the rotating holder 28.
In carrying out the present embodiment, by the guide block 37 being provided on the front end of the rotating holder 28, it is made possible to facilitate insertion of the welding gun into the interior of the guide block 37, providing an area where the welding gun is temporarily placed.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a reinforcement equipment of inside lining stainless steel composite pipe inner wall, includes supporting mechanism (1), inside bottom fixed mounting of supporting mechanism (1) has gear (2), inside slip grafting in top of supporting mechanism (1) has stainless steel pipe (3), the inside slip grafting of stainless steel pipe (3) has reinforcement sleeve (4), its characterized in that: the supporting mechanism (1) comprises a guide part (5) and a positioning part (6), the guide part (5) is fixedly arranged at the front end and the rear end of the positioning part (6), the guide part (5) comprises a regulating device (7) and a limiting device (8), the regulating device (7) is slidably arranged at the top end of the regulating device (7), the limiting device (8) comprises a second sliding key (13), a supporting block (14), a first threaded rod (15), a pressing block (16), a contact frame (17), a reset spring (18), a first roller (19), a sliding rod (20) and a supporting cavity (21), the second sliding key (13) is fixedly arranged at the outer bottom end of the supporting block (14), the supporting block (14) is fixedly arranged at two sides of the supporting cavity (21), the sliding rod (20) is slidably inserted at the center of the rear end of the supporting cavity (21), the pressing block (16) is fixedly arranged at the front end of the pressing block (20), the pressing block (16) is annularly distributed, the first threaded rod (15) is rotatably arranged at the front end of the supporting cavity (17) of the contact frame (17), the reset spring (18) is fixedly arranged on the inner ring of the supporting cavity (21), and the first roller (19) is fixedly arranged at the bottom end of the reset spring (18);
the regulating and controlling device (7) comprises a supporting frame (9), a hydraulic cylinder (10), an indicator (11) and a first sliding key (12), wherein the supporting frame (9) is fixedly arranged on the top end of the hydraulic cylinder (10), the indicator (11) is fixedly arranged at the bottom end of the right side of the supporting frame (9), and the first sliding key (12) is fixedly arranged at the bottom of the rear end of the supporting frame (9);
the positioning component (6) comprises a placement device (22) and a synchronous guide device (23), and the synchronous guide device (23) is symmetrically and fixedly arranged on the top end of the synchronous guide device (23);
the placement device (22) comprises a positioning spring (24), a limiting insertion block (25), a U-shaped sliding rod (26), a second threaded rod (27), a rotating clamping frame (28), a supporting underframe (29), an I-shaped insertion piece (30) and a positioning block (31), wherein the positioning block (31) is fixedly arranged at the left bottom end of the supporting underframe (29), the rotating clamping frame (28) is rotatably arranged at the right top end of the supporting underframe (29), the second threaded rod (27) is rotatably arranged at the center of the top end of the rotating clamping frame (28), the U-shaped sliding rod (26) penetrates through the rotating clamping frame (28) and is sleeved on the second threaded rod (27) in a threaded manner, the limiting insertion block (25) is fixedly arranged at two ends of the bottom of the U-shaped sliding rod (26), the positioning spring (24) is fixedly arranged at the left bottom end of the rotating clamping frame (28), the I-shaped insertion piece (30) is fixedly arranged at the bottom end of the positioning spring (24), and the I-shaped insertion piece (30) is slidably inserted in the positioning block (31);
the synchronous guiding device (23) comprises a rack (32), an output motor (33), a supporting base (34), a vertical sliding rail (35) and an extension connecting rod (36), wherein the output motor (33) is fixedly arranged at the center of the bottom end of the supporting base (34), the rack (32) is symmetrically and slidingly inserted into the centers of the two ends of the supporting base (34), the extension connecting rod (36) is fixedly arranged at the tail end of the rack (32) far away from the output motor (33), and the vertical sliding rail (35) is fixedly arranged on the top end of the extension connecting rod (36);
the gear (2) is fixedly arranged at the center of the top end of the output motor (33), the stainless steel tube (3) is arranged at the bottom end of the inside of the supporting underframe (29), the hydraulic cylinder (10) is symmetrically and fixedly arranged at the bottoms of the two ends of the supporting base (34), the second sliding key (13) is slidingly inserted into the top end of the supporting frame (9), the supporting underframe (29) is symmetrically and fixedly arranged at the top end of the supporting base (34), the supporting block (14) is slidingly sleeved on the vertical sliding rail (35), and the rack (32) is meshed with the gear (2);
the sliding grooves matched with the second sliding keys (13) and the first sliding keys (12) are formed in the top end of the supporting frame (9) and the inside of the two ends of the supporting base (34), scale marks are marked on the surfaces of the two ends of the supporting base (34), the scale marks are located at the side ends of the hydraulic cylinder (10), the rear end surface of the extrusion block (16) is arranged in a 45-degree slope mode, and the first rollers (19) are vertically aligned with the extrusion block (16).
2. The apparatus for reinforcing an inner wall of a lined stainless steel composite pipe according to claim 1, wherein: the pulley is installed in equal distance rotation on the outer ring surface of the contact frame (17) and the inner ring surface of the supporting underframe (29), a jack matched with the vertical sliding rail (35) is formed in the supporting block (14), and a positioning groove matched with the I-shaped inserting piece (30) is formed in the outer side of the positioning block (31).
3. The reinforcing apparatus for inner wall of lined stainless steel composite pipe according to claim 2, wherein: the rotating clamping frame (28) further comprises a guide block (37), and the guide block (37) is fixedly arranged at the bottom of the front end of the rotating clamping frame (28).
4. A process for reinforcing an inner wall of a lined stainless steel composite pipe by using the apparatus for reinforcing an inner wall of a lined stainless steel composite pipe according to any one of claims 1 to 3, comprising the steps of:
s1, firstly, placing a reinforced sleeve (4) in a stainless steel pipe (3), then placing the stainless steel pipe (3) in two supporting underframes (29), at the moment, firstly, rotating a rotating clamping frame (28) until the top ends of the supporting underframes (29) are flush, then downwards extruding a U-shaped sliding rod (26) until a limit insert (25) is driven to be fastened with the stainless steel pipe (3), so that the stainless steel pipe (3) can be prevented from rotating, simultaneously, starting a hydraulic cylinder (10) to drive a supporting frame (9) to move upwards until a limiting device (8) is aligned with the inside of the reinforced sleeve (4), starting an output motor (33) to drive a gear (2) to rotate, and driving a rack (32) to drive an extension connecting rod (36) to move inwards in opposite directions until a contact frame (17) is positioned in the reinforced sleeve (4);
s2, starting the hydraulic cylinder (10) to drive the supporting frame (9) to ascend, so that the contact frame (17) can drive the reinforced sleeve (4) to ascend simultaneously, screwing the first threaded rod (15) into the supporting cavity (21) to drive the contact frame (17) to move outwards until the four contact frames (17) are attached to the inner wall of the reinforced sleeve (4), and completing positioning work of the reinforced sleeve (4);
s3, finally, when the hydraulic cylinder (10) is started, the indicator (11) can be driven to move on two ends of the supporting base (34), so that the ascending and descending distance of the reinforced sleeve (4) can be conveniently regulated and controlled, errors in welding of the reinforced sleeve (4) can be prevented, meanwhile, the stainless steel pipe (3) can be rotationally regulated in the supporting underframe (29), and the reinforced sleeve (4) and the stainless steel pipe (3) can be conveniently welded after the angle of the reinforced sleeve is regulated.
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| CN202211572823.2A CN115815942B (en) | 2022-12-08 | 2022-12-08 | Inner wall strengthening process and strengthening equipment for composite stainless steel pipe with inner lining |
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