CN116000553A - Cylinder horizontal internal expansion assembling and welding special machine - Google Patents
Cylinder horizontal internal expansion assembling and welding special machine Download PDFInfo
- Publication number
- CN116000553A CN116000553A CN202310295475.7A CN202310295475A CN116000553A CN 116000553 A CN116000553 A CN 116000553A CN 202310295475 A CN202310295475 A CN 202310295475A CN 116000553 A CN116000553 A CN 116000553A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- frame
- expansion
- driving
- linear guide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003466 welding Methods 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 91
- 230000007306 turnover Effects 0.000 claims abstract description 12
- 230000002265 prevention Effects 0.000 claims description 14
- 239000003638 chemical reducing agent Substances 0.000 claims description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Landscapes
- Machine Tool Units (AREA)
Abstract
The invention discloses a cylinder horizontal internal expansion pairing and welding special machine, which comprises: the traveling chassis and the head frame part of the position changing machine are arranged, and the head frame part of the position changing machine is connected to the linear guide rail of the traveling chassis in a sliding way; the internal expansion mechanism is connected to a slewing bearing arranged on the head part of the positioner and used for driving the cylinder to turn over; the tail frame part of the positioner is arranged and is connected to the linear guide rail of the walking underframe in a sliding way and is used for eliminating the gap between the cylinders; the tail frame inner supporting mechanism is connected to a slewing bearing arranged on the tail frame part of the positioner and used for driving the cylinder body to overturn; the conveying roller frame is connected to the linear guide rail of the walking underframe in a sliding manner and used for limiting the cylinder; the assembly roller frames are connected to the linear guide rail of the walking underframe in a sliding manner and used for limiting the cylinder body. The operation staff can be reduced, meanwhile, the operation difficulty is greatly reduced, the operation accuracy and the operation quality are ensured, and the workshop utilization rate and the production efficiency are improved.
Description
Technical Field
The invention relates to the technical field of barrel pairing and welding systems, in particular to a barrel horizontal internal expansion pairing and welding special machine.
Background
In the prior art, because the positions and the directions of the welding and the circular seams are different, and the barrel is thinner and longer, the assembly and the welding of the circular seams on the barrel are completed by adopting different welding equipment, and the defects are that: a large number of workers are required to hoist and clamp the spliced cylinder body for many times, so that the welding production efficiency is reduced.
Disclosure of Invention
The invention aims to provide a cylinder horizontal internal expansion pairing and welding special machine, which aims to solve the technical problems in the background technology.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
barrel horizontal internal expanding group is to and welding special plane includes: walking chassis
The head frame part of the position changing machine is connected to the linear guide rail of the walking underframe in a sliding way and is used for eliminating the gap between the cylinders;
the internal expansion mechanism is connected to a slewing bearing arranged on the head frame of the positioner and used for driving the cylinder to turn over;
the tail frame part of the positioner is connected to the linear guide rail of the walking underframe in a sliding manner and is used for eliminating the gap between the cylinders;
the tail frame inner supporting mechanism is connected to a slewing bearing arranged on a tail frame part of the positioner and used for driving the cylinder body to overturn;
the conveying roller frame is connected to the linear guide rail of the walking underframe in a sliding manner and used for limiting the cylinder;
the roller frames are assembled and connected onto the linear guide rail of the walking underframe in a sliding manner and used for limiting the cylinder body.
In some embodiments, the positioner headstock part comprises a fixed seat, an oil cylinder, a frame, a slewing bearing and a turnover driving system, wherein the frame is arranged on a linear guide rail of a walking underframe in a sliding way through a linear guide rail sliding block arranged at the bottom, and the oil cylinder is arranged on the walking underframe and used for pushing the frame to slide on the linear guide rail; the slewing bearing is rotatably arranged on the frame, the overturning driving system is arranged on the frame, and the overturning driving system is used for driving the slewing bearing to rotate.
In some embodiments, the slewing bearing is a bearing structure with a first gear on an outer ring, and the tumble drive system comprises: the servo motor and the second gear of the precise speed reducer are arranged, the second gear is arranged at the output end of the precise speed reducer, and the first gear is meshed with the second gear.
In some embodiments, the internal expanding mechanism comprises:
the first working disc is connected to a slewing bearing arranged on the head frame of the positioner;
the first servo support positioning mechanism is connected to the first working disk;
the sliding telescopic component is arranged on the servo supporting and positioning mechanism;
the first inner expansion disc unit is fixed on the sliding telescopic component and is used for expanding the circle in the welded two sections of cylinders;
and the cylinder supporting mechanism is fixed on the first inner expansion disc unit and used for pre-supporting and positioning the cylinder body.
In some embodiments, the first servo support positioning mechanism comprises:
the cross supporting seat is connected to the first working disc;
the two pairs of first linear guide rails are arranged on the cross support seat in a cross manner;
the first screw rods are arranged on the cross support seat in a cross shape; the two ends of each first screw rod are provided with threads with opposite directions;
the four first screw nuts are correspondingly connected to the two first screw rods in a threaded manner; two ends of each first screw rod are in threaded connection with two first screw rod nuts;
the four first linear sliding blocks are correspondingly arranged on the two pairs of first linear guide rails in a sliding manner; wherein, two first linear slide blocks are arranged on each pair of first linear guide rails;
the first servo motors are respectively arranged on two cross edges of the cross supporting seat and are respectively used for driving the two first screw rods to rotate;
the four first arc-shaped supporting blocks are correspondingly connected to the four first linear sliding blocks and used for supporting and positioning the cylinder body.
In some embodiments, the cylinder support mechanism comprises: the novel hydraulic expansion device comprises a first cylinder, a guide rod, a guide copper sleeve and a second arc-shaped supporting block, wherein the first cylinder is arranged on a first internal expansion disc unit, a supporting plate is arranged at the telescopic end of the first cylinder, a guide sleeve is arranged on the supporting plate, the guide rod is arranged in the guide sleeve, and the second arc-shaped supporting block is connected with the guide rod and the telescopic end of the first cylinder respectively.
In some embodiments, the first inner tension disc unit comprises:
the inner expansion disc is fixed on the sliding telescopic component;
the inner expansion base is arranged on the inner expansion disc;
the two inner expansion guide rods are arranged on the inner expansion base in a sliding manner;
the inner expansion jacking heads are connected to one ends of the two inner expansion guide rods;
one end of the spring is connected with the inner expansion disc, and the other end of the spring is connected with the other end of the inner expansion guide rod;
the air bag is arranged between the inner expansion disc and the inner expansion plug and is positioned between the two inner expansion guide rods.
In some embodiments, the transport roller frame comprises:
the first rack is arranged on the walking underframe in a sliding manner;
the first servo moving mechanism is used for driving the first rack to reciprocate on the traveling underframe;
the first rollers are arranged on the first rack, one of the first rollers is fixedly arranged, and the other first roller is arranged on the first rack in a sliding manner;
the first anti-collapse frame is fixed on a first roller in a sliding arrangement; the first collapse prevention frame is provided with a universal ball;
and the first clamping driving mechanism is used for driving the first roller wheel which is arranged in a sliding way to reciprocate on the first frame.
In some embodiments, the set of paired roller frames includes:
the second rack is arranged on the walking underframe in a sliding manner;
the second servo moving mechanism is used for driving the second rack to reciprocate on the walking underframe;
the two second rollers are arranged on the second rack in a sliding manner;
the two second collapse prevention frames are respectively and correspondingly fixed on the two second rollers; the second collapse prevention frames are provided with universal balls;
and the second clamping driving mechanism is used for driving the two second rollers which are arranged in a sliding manner to reciprocate on the second frame.
In some embodiments, the tailstock internal bracing mechanism comprises:
the second working disc is connected to a slewing bearing arranged on the tail frame part of the positioner;
the second servo support positioning mechanism is connected to the second working disk;
and the second inner expansion disc unit is fixed on the second servo supporting and positioning mechanism and is used for expanding and rounding the welded two sections of cylinders.
Compared with the prior art, the invention has the following beneficial effects:
the welding system is mainly used for completing assembly of the cylinder sections, the cylinder body internal expanding mechanism adopts a full-circumference integral internal expanding round mode, the cylinder body is expanded into a round shape to ensure subsequent welding, and the welding system is matched with the cantilever welding machine to complete full-seam welding of the circular seam; and (5) carrying out integrated operation of transportation after the assembly welding is completed. According to the method and the device, through simplifying operation, operators can be reduced, meanwhile, the operation difficulty is greatly reduced, the accuracy and the operation quality of operation are ensured, and the workshop utilization rate and the production efficiency are improved.
Drawings
FIG. 1 is a schematic diagram of an overall system for pairing and welding cylinders according to an embodiment of the present application;
FIG. 2 is a schematic view of a walking chassis according to an embodiment of the present application;
FIG. 3 is a schematic view of a head mount of a positioner according to an embodiment of the present application;
FIG. 4 is a schematic view of an internal expanding mechanism according to an embodiment of the present application;
FIG. 5 is a schematic view of an internal expanding mechanism supporting a cylinder according to an embodiment of the present application;
FIG. 6 is a schematic diagram of a first servo-support positioning mechanism according to an embodiment of the present application;
FIG. 7 is a schematic view of a cylinder support mechanism according to an embodiment of the present application;
FIG. 8 is an enlarged schematic view of A of FIG. 4;
FIG. 9 is a schematic view of a transport roller frame according to an embodiment of the present application;
FIG. 10 is a schematic view of a first clamping drive mechanism according to an embodiment of the present application;
FIG. 11 is a schematic view of a paired roller frame according to an embodiment of the present application;
FIG. 12 is a schematic view of a tailstock inner strut mechanism according to an embodiment of the present application;
FIG. 13 is a schematic view of a positioner tailstock assembly according to an embodiment of the present application;
FIG. 14 is a schematic diagram of the operation of the welding system applied to the cylinder pairing according to the embodiment of the present application;
illustration of:
the device comprises a 1-position changing machine head frame part, a 2-internal expanding mechanism, a 3-group pair roller frame, a 4-walking chassis, a 5-conveying roller frame, a 6-tail frame internal supporting mechanism, a 7-position changing machine tail frame part, an 8-chassis, a 9-rack, a 10-linear guide rail, a 11-slewing bearing, a 12-overturning driving system, a 13-oil cylinder, a 14-rack, a 15-first working disk, a 16-first servo supporting and positioning mechanism, a 17-internal expanding guide rail, a 18-internal expanding slide seat, a 19-first internal expanding disk unit, a 20-cylinder supporting mechanism, a 21-cross supporting seat, a 22-first linear guide rail, a 23-first linear slide block, a 24-first arc supporting block, a 25-first servo motor, a 26-first lead screw, a 27-first cylinder, a 28-supporting plate, a 29-sleeve, a 30-second arc supporting block, a 31-internal base, a 32-internal disk, a 33-internal expanding guide rod, a 34-spring, a 35-internal expanding top head, a 36-first rack, a 37-first clamping driving mechanism, a 38-first clamping mechanism, a 39-first support plate, a 40-first anti-collapse guide rail, a 23-first linear guide rail, a 24-first arc supporting block, a 25-first arc, a first arc supporting plate, a 27-first guide rail, a 48-first arc, a 48-first tail frame, a 48-first arc supporting plate, a 48-shaped tail frame, a 48-shaped driving mechanism, a 48-first arc, a 48-supporting plate, a.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present application more apparent, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the accompanying drawings in the preferred embodiments of the present application. In the drawings, the same or similar reference numerals refer to the same or similar components or components having the same or similar functions throughout. The described embodiments are some, but not all, of the embodiments of the present application. The embodiments described below by referring to the drawings are exemplary and intended for the purpose of explaining the present application and are not to be construed as limiting the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
Embodiments of the present application are described in detail below with reference to the accompanying drawings.
In the description of the present application, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be fixedly connected, or indirectly connected through intermediaries, for example, or may be in communication with each other between two elements or in an interaction relationship between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
In the description of the present application, it should be understood that the terms "upper," "lower," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on the drawings, which are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.
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 display 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 display.
Hereinafter, a cylinder horizontal type internal expansion group and a welding machine according to an embodiment of the present application will be described in detail with reference to fig. 1 to 14. It is noted that the following examples are merely for explaining the present application and are not to be construed as limiting the present application.
Example 1
As shown in fig. 1, the horizontal internal expansion cylinder pairing and welding special machine comprises: the walking chassis 4, the head frame part 1 of the positioner, the internal expanding mechanism 2, the assembly roller frame 3, the tail frame internal supporting mechanism 6, the conveying roller frame 5, the assembly roller frame and the tail frame part 7 of the positioner.
The position-changing machine head frame part 1 is connected on a linear guide rail 10 of the walking underframe 4 in a sliding way and is used for eliminating the gap between the cylinder bodies; the internal expanding mechanism 2 is connected to a slewing bearing 11 of the head part 1 of the positioner and is used for driving the cylinder to turn over; the tail frame part 7 of the positioner is connected to the linear guide rail 10 of the walking underframe 4 in a sliding way and is used for eliminating the gap between the cylinders; the tail frame inner support mechanism 6 is connected to a slewing bearing 11 on the tail frame part 7 of the positioner and is used for driving the cylinder body to turn over; the conveying roller frame 5 is connected to the linear guide rail 10 of the walking underframe 4 in a sliding manner and is used for limiting the cylinder; the pairing roller frames 3 are connected to the linear guide rail 10 of the walking underframe 4 in a sliding manner and are used for limiting the cylinder.
Referring to fig. 2, the walking chassis 4 is installed and fixed on the ground according to the relative position, and serves as a base and an installation connection reference of the whole equipment. The walking underframe 4 comprises an underframe 8, two linear guide rails 10 are arranged on the underframe 8, and racks 9 are arranged on the two linear guide rails 10. The other parts are connected with the walking underframe 4 through the linear guide rail 10.
Referring to fig. 3, the positioner headstock 1 is connected to a linear guide rail 10 of the walking chassis 4, the positioner headstock 1 comprises a fixed seat, an oil cylinder 13, a first frame 36, a slewing bearing 11 and a turnover driving system 12, the frame 14 is slidably arranged on the linear guide rail 10 of the walking chassis 4 through a linear guide rail 10 sliding block arranged at the bottom, the oil cylinder 13 is arranged on the walking chassis 4 and is used for pushing the frame 14 to slide on the linear guide rail 10, so that a gap between cylinders is eliminated; the slewing bearing 11 is rotatably arranged on the frame 14, the overturning driving system 12 is arranged on the frame 14, and the overturning driving system 12 is used for driving the slewing bearing 11 to rotate.
The conveying roller frame 5, the pairing roller frame and the tail frame part 7 of the positioner are connected to the linear guide rail 10 of the walking chassis 4, and the gears are driven to walk through the walking motor; the internal expanding mechanism 2 is connected to a slewing bearing 11 on the head frame part 1 of the positioner, the driving mechanism drives the internal expanding mechanism 2 to drive the cylinder to turn over, the tail frame internal supporting mechanism 6 is connected to the slewing bearing 11 on the tail frame part 7 of the positioner, and the driving mechanism drives the tail frame internal supporting mechanism 6 to drive the cylinder to turn over, so that the assembly spot welding of different positions of the cylinder is realized; the RGV trolley track is vertically arranged in the length direction of the walking underframe 4 and aligned with the track outside the equipment, and the welded cylinder is conveyed out of the whole equipment. The whole machine control cabinet is placed beside the equipment and controls all parts of the equipment.
Referring to fig. 3, the slewing bearing 11 is a bearing structure with a first gear on an outer ring, and the overturning driving system 12 includes: the servo motor and the second gear of the precise speed reducer are arranged, the second gear is arranged at the output end of the precise speed reducer, and the first gear is meshed with the second gear. The servo motor drives the slewing bearing 11 to drive the internal expanding mechanism 2 to rotate, so that the cylinder body is driven to rotate, and the cylinder section assembly is realized.
Referring to fig. 4 to 8, the internal expanding mechanism 2 includes: the hydraulic control device comprises a first working disc 15, a first servo supporting and positioning mechanism 16, a sliding telescopic component, a first inner expansion disc unit 19 and a cylinder supporting mechanism 20.
The first working disk 15 is connected to the slewing bearing 11 of the head frame assembly 1 of the positioner; the first working plate 15 is mainly used for playing a role of connecting and supporting, two ends of the first working plate 15 are circular connecting plates, a main connecting shaft is arranged in the middle of the first working plate, a plurality of connecting rib plates are distributed on the periphery of the first working plate, and a plurality of round holes are formed in the connecting rib plates for reducing weight.
The first servo support positioning mechanism 16 is connected to the first working disk 15; the first servo support positioning mechanism 16 comprises a cross support seat 21, wherein the cross support seat 21 is connected to the first working disc 15; the first linear guide rails 22, two pairs of the first linear guide rails 22 are mounted on the cross support seat 21 in a cross shape; the first screw rods 26 are arranged on the cross support seat 21 in a cross shape; wherein, the two ends of each first screw rod 26 are provided with threads with opposite directions; the first screw rod 26 nuts are correspondingly connected to the two first screw rods 26 through threads; wherein, two ends of each first screw rod 26 are in threaded connection with two nuts of the first screw rods 26; the first linear slide blocks 23, and four first linear slide blocks 23 are correspondingly arranged on the two pairs of first linear guide rails 22 in a sliding manner; wherein, two first linear slide blocks 23 are arranged on each pair of first linear guide rails 22; the two second servo motors are respectively arranged on two cross edges of the cross support seat 21 and are respectively used for driving the two first screw rods 26 to rotate; the first arc-shaped supporting blocks 24, four first arc-shaped supporting blocks 24 are correspondingly connected to the four first linear sliding blocks 23, and the radian of each first arc-shaped supporting block 24 is matched with the radian of the inner wall of the cylinder body when the cylinder body is completely opened. The cylinder body can be conveniently and completely opened. The device is used for supporting and positioning the cylinder. The arc supporting blocks at two sides can be driven to do external supporting or internal shrinking motions simultaneously by a second servo motor after opposite threads are formed. The first servo support positioning mechanism 16 is used for supporting and positioning the cylinder, and before the cylinder is assembled, the four first arc-shaped supporting blocks 24 retract, and when the cylinder is assembled, the four arc-shaped supporting blocks stretch out and support the cylinder after the cylinder is conveyed to the right position.
The sliding telescopic component is arranged on the servo supporting and positioning mechanism; the sliding telescopic part comprises an inner expansion sliding seat 18 and an inner expansion guide rail 17, wherein one end of the inner expansion guide rail 17 is connected with the rest of the middle part of the cross support seat 21, and the first linear sliding blocks 23 which are connected in the middle area and do not influence the periphery of the cross support seat 21 do reciprocating motion. The inner expansion slide seat 18 slides back and forth on the inner expansion guide rail 17, and also slides through the driving of a servo motor, and the relative position is adjusted, so that the cylinder section assembly pair with different lengths is adapted.
The first inner expansion disc unit 19 is fixed on the sliding telescopic component and is used for expanding and rounding the welded two sections of cylinders. The first inner expansion disc unit 19 includes: an inner expansion disk 32, an inner expansion base 31, an inner expansion guide rod 33, an inner expansion plug 35, a spring 34, an air bag 38,
the inner expansion disc 32 is fixed on the sliding telescopic component; specifically, the inner expansion disc 32 is fixed on the inner expansion sliding seat 18, and slides back and forth on the inner expansion guide rail 17 of the working disc through the inner expansion sliding seat 18, and the relative position is adjusted through the driving of a servo motor, so that the cylinder section assembly with different lengths is adapted.
Referring to fig. 8, the inner expansion base 31 is disposed on the inner expansion disc 32; the two inner expansion guide rods 33 are slidably arranged on the inner expansion base 31; the inner expansion plug 35 is connected to one ends of the two inner expansion guide rods 33; one end of the spring 34 is connected with the inner expansion disc 32, and the other end of the spring 34 is connected with the other end of the inner expansion guide rod 33; the air bag 38 is arranged between the inner expansion disc 32 and the inner expansion plug 35 and is positioned between the two inner expansion guide rods 33.
The inner expansion plug 35 can stretch out and draw back through the inner expansion guide rod 33, the air bag 38 is placed between the inner expansion disc 32 and the inner expansion plug 35, no compressed air exists in the air bag 38 before the workpiece is installed, the inner expansion plug 35 is retracted under the elasticity of the spring 34, the diameter of the inner expansion plug 35 is reduced in the whole circle, after the second section of cylinder is transported in place, the air bag 38 is inflated, the annular air bag 38 supports all the inner expansion plugs 35 to be in contact with the inner wall of the workpiece in the circumferential direction, 48 inner expansion plugs 35 which are arranged at equal intervals are adopted in the embodiment, and the two sections of cylinders are integrally internally expanded and rounded, so that the alignment of the two sections of cylinders is ensured.
Referring to fig. 7, the cylinder supporting mechanism 20 is fixed to the first inner expansion disc unit 19 for pre-supporting and positioning the cylinder. The cylinder supporting mechanism 20 includes: the first cylinder 27, guide bar, direction copper sheathing and second arc supporting shoe 30, first cylinder 27 sets up on first internal expanding dish unit 19, the flexible end of first cylinder 27 is provided with backup pad 28, is equipped with the guide sleeve on the backup pad 28, and the guide bar sets up in the guide sleeve, and second arc supporting shoe 30 is connected with the flexible end of guide bar and first cylinder 27 respectively. The cylinder supporting mechanism 20 is arranged on the inner expansion disc 32, four groups of first cylinders 27 retract before assembling, and after assembling, the first cylinders 27 extend out to initially support the cylinder body.
Referring to fig. 9 to 10, the conveying roller frame 5 includes: a first frame 36, a first servo-motion mechanism, a first roller 41, a first collapse prevention rack 39, a first clamp drive mechanism 37.
The first rack 36 is slidably arranged on the walking underframe 4; the first servo moving mechanism is used for driving the first rack 36 to reciprocate on the walking underframe 4; two first rollers 41 are arranged on the first frame 36, one first roller 41 is fixedly arranged, and the other first roller 41 is slidably arranged on the first frame 36; the first collapse prevention frame 39 is fixed on a first roller 41 which is arranged in a sliding way; the first collapse prevention frame 39 is provided with a universal ball 40; the first clamping driving mechanism 37 is used for driving the first roller 41 in sliding arrangement to reciprocate on the first frame 36.
The first clamping driving mechanism 37 adopts a lead screw structure, and drives the mounting frame provided with the first roller 41 to move on the first frame 36, so as to drive the first collapse prevention frame 39 to move together, so that the avoidance of the parts in the barrel and the parts taking can be realized by moving the first roller 41. And simultaneously, the clamping device can be used for clamping and lifting the cylinder. And the provision of the universal ball 40 reduces friction during rotation of the barrel. During welding, a worker can observe welding quality on the operation platform.
The first servo moving mechanism consists of a servo motor, a speed reducer and a gear, is connected to the walking underframe 4, and the gear is meshed with a rack 9 on the walking underframe 4 and is used for driving the conveying roller frame 5 to move and conveying the cylinder.
Referring to fig. 11, in some embodiments, the paired roller frames 3 include: a second frame 46, a second servo-motion mechanism, a second roller 43, a second collapse prevention rack 45, and a second clamping drive mechanism 47.
The second rack 46 is slidably arranged on the walking underframe 4; the second servo moving mechanism is used for driving the second rack 46 to reciprocate on the walking underframe 4; two second rollers 43 are slidably disposed on the second frame 46; the two second collapse prevention frames 45 are respectively and correspondingly fixed on the two second rollers 43; the second collapse prevention frames 45 are provided with universal balls 40; the second clamping driving mechanism 47 is used for driving the two second rollers 43 in sliding arrangement to reciprocate on the second frame 46.
The working principle of the assembly roller frame 3 is the same as that of the conveying roller frame 5, the second clamping driving mechanism 47 adopts a lead screw and lead screw structure, and the installation frame for installing the second roller 43 is driven to move on the second frame 46, so that the second collapse prevention frame 45 is driven to move together, and therefore the avoidance of the parts in the cylinder body and the parts taking can be realized by moving the second roller 43. And simultaneously, the clamping device can be used for clamping and lifting the cylinder. And the provision of the universal ball 40 reduces friction during rotation of the barrel. During welding, a worker can observe welding quality on the operation platform.
In the second clamping driving mechanism 47 and the first clamping driving mechanism 37, the threads at both ends of the screw rod are opposite threads, so that the screw nuts at both ends of the screw rod can move in opposite directions or in opposite directions at the same time. The first rollers 41 or the second rollers 43 corresponding to the two sets are moved toward or away from each other at the same time.
The second servo moving mechanism consists of a servo motor, a speed reducer and a gear, is connected to the walking underframe 4, and the gear is meshed with a rack 9 on the walking underframe 4 and is used for driving the conveying roller frame 5 to move and conveying the cylinder.
Referring to fig. 12, in some embodiments, the tailstock inner support mechanism 6 includes: a second working disk 44, a second servo support positioning mechanism,
the second working disc 44 is connected to the slewing bearing 11 of the tail frame part 7 of the positioner; the second servo support positioning mechanism is connected to the second working disk 44; the second inner expansion disc 32 unit is fixed on the second servo supporting and positioning mechanism and is used for expanding and rounding the welded two sections of cylinders.
The second working disk 44 is connected to the slewing bearing 11 of the positioner tail frame assembly 7 through bolts, and moves and overturns along with the positioner tail frame assembly 7. The servo motor, the precision speed reducer and the tailstock guide 49 are mounted on the second working disk 44, the tailstock slider 42 is slidably disposed on the tailstock guide 49, the tailstock slider 42 is driven by the servo motor to rotate, and the structural principle is similar to that of the first servo supporting and positioning mechanism 16, and is not described in detail herein. Thereby driving the four sets of second inner expansion disks 32 units to move up and down in a telescopic manner. The mechanism is used for supporting and positioning the cylinder, four groups of second inner expansion disc 32 units retract before assembling, and when assembling, the cylinder is conveyed in place, and the four groups of second inner expansion disc 32 units extend out to support the cylinder.
In an embodiment, the second inner tension disc 32 unit employs a third arc-shaped support plate 48, and the third arc-shaped support plate 48 may be disposed on the tailstock slider 42 by a connecting rod.
Referring to fig. 13, the positioner tailstock unit 7 is composed of a frame 14, a roll-over drive system 12, a movement drive system, and the like. The bottom plate of the frame 14 slides back and forth on the linear guide rail 10 on the walking underframe 4 through the linear guide rail 10 sliding block arranged at the bottom, the mobile driving system is arranged at the bottom of the frame 14 and used for pushing the frame 14 to slide on the linear guide rail 10, the slewing bearing 11 is rotatably arranged on the frame 14, the turnover driving system 12 is arranged on the frame 14, and the turnover driving system 12 is used for driving the slewing bearing 11 to rotate.
The movable driving system comprises a servo motor connected with the precision speed reducer and a third gear, the third gear is connected with the output end of the precision speed reducer, and the third gear is meshed with a rack 9 on the walking underframe 4.
The slewing bearing 11 is a bearing structure with a first gear on an outer ring, and the overturning driving system 12 comprises: the servo motor and the second gear of the precise speed reducer are arranged, the second gear is arranged at the output end of the precise speed reducer, and the first gear is meshed with the second gear. The servo motor drives the slewing bearing 11 to drive the tail inner supporting mechanism to rotate, so that the cylinder body is driven to rotate, and the cylinder section assembly is realized.
The structure of the position-changing machine tail frame part 7 is basically consistent with that of the position-changing machine head frame part 1, except for the fact that the driving structure is different, the position-changing machine tail frame part 7 is driven by a servo motor, and the position-changing machine head frame part 1 is driven by an oil cylinder 13.
Referring to fig. 14, workflow and principles:
1. hoisting the first section of cylinder body to a conveying roller frame;
2. the conveying roller frame supports the cylinder body to move towards the head part of the positioner so that the cylinder body is propped against the limiting block to be in place;
3. the first servo supporting and positioning mechanism of the internal expanding mechanism and 4 cylinders extend out to initially fix the cylinder;
4. hoisting the second section of cylinder body to the tail frame inner supporting mechanism and the pairing roller frame;
5. the tailstock position changing machine and the assembly roller rack conveying cylinder body move to the butt joint position, the assembly roller rack rotates, and the butt joint seam is well aligned;
6. ventilating the air bag, and expanding the round workpiece by the inner expanding head;
7. an oil cylinder arranged at the head part of the positioner pushes the first section of cylinder to move, so that the two sections of cylinders are well connected and gaps are eliminated;
8. the slewing bearing arranged at the head frame part of the positioner rotates to start assembling;
9. after the assembly is completed, starting welding, after the welding is completed, backing the second frame of the assembly roller, moving the assembly roller frame to the end, tightening the second roller of the assembly roller frame, supporting the cylinder body, loosening the internal expanding air bags, returning the assembled workpiece together with the tail frame positioner, moving out the conveying roller frame, putting the third section of cylinder body to the conveying roller frame, and repeating the second to eighth steps until all the welding is completed;
10. after welding, the workpiece is moved to a discharging position by the paired roller frame and tail frame position changing machine, and the RGV trolley conveys the cylinder.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. Barrel horizontal internal expanding group is to and welding special plane, its characterized in that includes: walking chassis
The head frame part of the position changing machine is connected to the linear guide rail of the walking underframe in a sliding way and is used for eliminating the gap between the cylinders;
the internal expansion mechanism is connected to a slewing bearing arranged on the head frame of the positioner and used for driving the cylinder to turn over;
the tail frame part of the positioner is connected to the linear guide rail of the walking underframe in a sliding manner and is used for eliminating the gap between the cylinders;
the tail frame inner supporting mechanism is connected to a slewing bearing arranged on a tail frame part of the positioner and used for driving the cylinder body to overturn;
the conveying roller frame is connected to the linear guide rail of the walking underframe in a sliding manner and used for limiting the cylinder;
the roller frames are assembled and connected onto the linear guide rail of the walking underframe in a sliding manner and used for limiting the cylinder body.
2. The horizontal cylinder internal expansion assembly and welding special machine according to claim 1, wherein the head frame part of the positioner comprises a fixed seat, an oil cylinder, a frame, a slewing bearing and a turnover driving system, wherein the frame is arranged on a linear guide rail of a walking underframe in a sliding way through a linear guide rail sliding block arranged at the bottom, and the oil cylinder is arranged on the walking underframe and used for pushing the frame to slide on the linear guide rail; the slewing bearing is rotatably arranged on the frame, the overturning driving system is arranged on the frame, and the overturning driving system is used for driving the slewing bearing to rotate.
3. The horizontal cylinder internal expansion pairing and welding special machine according to claim 2, wherein the slewing bearing is a bearing structure with a first gear on an outer ring, and the overturning driving system comprises: the servo motor and the second gear of the precise speed reducer are arranged, the second gear is arranged at the output end of the precise speed reducer, and the first gear is meshed with the second gear.
4. The horizontal cylinder internal expansion pairing and welding special machine according to claim 1, wherein the internal expansion mechanism comprises:
the first working disc is connected to a slewing bearing arranged on the head frame of the positioner;
the first servo support positioning mechanism is connected to the first working disk;
the sliding telescopic component is arranged on the servo supporting and positioning mechanism;
the first inner expansion disc unit is fixed on the sliding telescopic component and is used for expanding the circle in the welded two sections of cylinders;
and the cylinder supporting mechanism is fixed on the first inner expansion disc unit and used for pre-supporting and positioning the cylinder body.
5. The horizontal cylinder internal expansion pairing and welding special machine according to claim 4, characterized in that,
the first servo support positioning mechanism comprises:
the cross supporting seat is connected to the first working disc;
the two pairs of first linear guide rails are arranged on the cross support seat in a cross manner;
the first screw rods are arranged on the cross support seat in a cross shape; the two ends of each first screw rod are provided with threads with opposite directions;
the four first screw nuts are correspondingly connected to the two first screw rods in a threaded manner; two ends of each first screw rod are in threaded connection with two first screw rod nuts;
the four first linear sliding blocks are correspondingly arranged on the two pairs of first linear guide rails in a sliding manner; wherein, two first linear slide blocks are arranged on each pair of first linear guide rails;
the first servo motors are respectively arranged on two cross edges of the cross supporting seat and are respectively used for driving the two first screw rods to rotate;
the four first arc-shaped supporting blocks are correspondingly connected to the four first linear sliding blocks and used for supporting and positioning the cylinder body.
6. The horizontal cylinder expansion pairing and welding machine according to claim 4, wherein the cylinder supporting mechanism comprises: the novel hydraulic expansion device comprises a first cylinder, a guide rod, a guide copper sleeve and a second arc-shaped supporting block, wherein the first cylinder is arranged on a first internal expansion disc unit, a supporting plate is arranged at the telescopic end of the first cylinder, a guide sleeve is arranged on the supporting plate, the guide rod is arranged in the guide sleeve, and the second arc-shaped supporting block is connected with the guide rod and the telescopic end of the first cylinder respectively.
7. The horizontal cylinder internal expansion pairing and welding special machine according to claim 4, wherein the first internal expansion disc unit comprises:
the inner expansion disc is fixed on the sliding telescopic component;
the inner expansion base is arranged on the inner expansion disc;
the two inner expansion guide rods are arranged on the inner expansion base in a sliding manner;
the inner expansion jacking heads are connected to one ends of the two inner expansion guide rods;
one end of the spring is connected with the inner expansion disc, and the other end of the spring is connected with the other end of the inner expansion guide rod;
the air bag is arranged between the inner expansion disc and the inner expansion plug and is positioned between the two inner expansion guide rods.
8. The horizontal cylinder internal expansion pairing and welding special machine according to claim 1, wherein the conveying roller frame comprises:
the first rack is arranged on the walking underframe in a sliding manner;
the first servo moving mechanism is used for driving the first rack to reciprocate on the traveling underframe;
the first rollers are arranged on the first rack, one of the first rollers is fixedly arranged, and the other first roller is arranged on the first rack in a sliding manner;
the first anti-collapse frame is fixed on a first roller in a sliding arrangement; the first collapse prevention frame is provided with a universal ball;
and the first clamping driving mechanism is used for driving the first roller wheel which is arranged in a sliding way to reciprocate on the first frame.
9. The horizontal cylinder internal expansion pairing and welding special machine according to claim 1, wherein the pairing roller frame comprises:
the second rack is arranged on the walking underframe in a sliding manner;
the second servo moving mechanism is used for driving the second rack to reciprocate on the walking underframe;
the two second rollers are arranged on the second rack in a sliding manner;
the two second collapse prevention frames are respectively and correspondingly fixed on the two second rollers; the second collapse prevention frames are provided with universal balls;
and the second clamping driving mechanism is used for driving the two second rollers which are arranged in a sliding manner to reciprocate on the second frame.
10. The horizontal cylinder internal expansion pairing and welding special machine according to claim 1, wherein the tailstock internal support mechanism comprises:
the second working disc is connected to a slewing bearing arranged on the tail frame part of the positioner;
the second servo support positioning mechanism is connected to the second working disk;
and the second inner expansion disc unit is fixed on the second servo supporting and positioning mechanism and is used for expanding and rounding the welded two sections of cylinders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310295475.7A CN116000553B (en) | 2023-03-24 | 2023-03-24 | Cylinder horizontal internal expansion assembling and welding special machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310295475.7A CN116000553B (en) | 2023-03-24 | 2023-03-24 | Cylinder horizontal internal expansion assembling and welding special machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116000553A true CN116000553A (en) | 2023-04-25 |
| CN116000553B CN116000553B (en) | 2023-06-16 |
Family
ID=86030289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310295475.7A Active CN116000553B (en) | 2023-03-24 | 2023-03-24 | Cylinder horizontal internal expansion assembling and welding special machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116000553B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118372268A (en) * | 2024-05-30 | 2024-07-23 | 山东京派复合材料有限公司 | Galvanized product transfer robot |
| CN119188128A (en) * | 2024-11-25 | 2024-12-27 | 常州市中海船舶螺旋桨有限公司 | A tool for making a propeller guide tube |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE709140A (en) * | 1967-01-12 | 1968-05-16 | ||
| GB8516645D0 (en) * | 1984-07-20 | 1985-08-07 | Welding Inst | Chuck assembly |
| WO2011089672A1 (en) * | 2010-01-19 | 2011-07-28 | 株式会社プラスワンテクノ | Pipe assembling device |
| CN106342017B (en) * | 2009-09-22 | 2013-02-27 | 上海航天精密机械研究所 | The rocket body cylinder section girth welding bracing or strutting arrangement of carrier rocket |
| CN203592240U (en) * | 2013-09-23 | 2014-05-14 | 北京航天新风机械设备有限责任公司 | Thin-wall cylinder section girth welding device |
| CN104785944A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Cylinder end plate installing and welding workstation |
| WO2016067890A1 (en) * | 2014-10-31 | 2016-05-06 | 三菱重工業株式会社 | Cylindrical-structure welding system and welding method |
| CN109304567A (en) * | 2018-10-12 | 2019-02-05 | 武汉船用机械有限责任公司 | A kind of flexible frock for ring-shaped work pieces welding |
| CN210188857U (en) * | 2019-07-05 | 2020-03-27 | 江苏双友智能装备科技股份有限公司 | Barrel internal stay ring and barrel group are to integrated system device |
| CN110961856A (en) * | 2019-12-13 | 2020-04-07 | 西安飞机工业（集团）有限责任公司 | Catheter inner diameter self-adaptive petal type expansion and contraction device and using method |
| CN113333983A (en) * | 2021-06-29 | 2021-09-03 | 连云港中远海运特种装备制造有限公司 | Automatic assembly welding device and method for pressure container |
| CN113427193A (en) * | 2021-07-15 | 2021-09-24 | 安徽巨一科技股份有限公司 | Large-scale barrel automatic positioning rotation's frock that shifts |
| CN214640946U (en) * | 2020-12-11 | 2021-11-09 | 武汉凯比思电力设备有限公司 | Automatic assembly and automatic spot welding equipment for annular seams of pressure vessel shell sections |
| CN217122407U (en) * | 2022-04-13 | 2022-08-05 | 武汉武科伺服机电设备有限公司 | Internal expanding type positioning cutting machine for end face groove of large-sized cylinder |
| CN115815938A (en) * | 2023-01-30 | 2023-03-21 | 江苏华兴压力容器有限公司 | Pressure vessel makes support frock |
-
2023
- 2023-03-24 CN CN202310295475.7A patent/CN116000553B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE709140A (en) * | 1967-01-12 | 1968-05-16 | ||
| GB8516645D0 (en) * | 1984-07-20 | 1985-08-07 | Welding Inst | Chuck assembly |
| CN106342017B (en) * | 2009-09-22 | 2013-02-27 | 上海航天精密机械研究所 | The rocket body cylinder section girth welding bracing or strutting arrangement of carrier rocket |
| WO2011089672A1 (en) * | 2010-01-19 | 2011-07-28 | 株式会社プラスワンテクノ | Pipe assembling device |
| CN203592240U (en) * | 2013-09-23 | 2014-05-14 | 北京航天新风机械设备有限责任公司 | Thin-wall cylinder section girth welding device |
| WO2016067890A1 (en) * | 2014-10-31 | 2016-05-06 | 三菱重工業株式会社 | Cylindrical-structure welding system and welding method |
| CN104785944A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Cylinder end plate installing and welding workstation |
| CN109304567A (en) * | 2018-10-12 | 2019-02-05 | 武汉船用机械有限责任公司 | A kind of flexible frock for ring-shaped work pieces welding |
| CN210188857U (en) * | 2019-07-05 | 2020-03-27 | 江苏双友智能装备科技股份有限公司 | Barrel internal stay ring and barrel group are to integrated system device |
| CN110961856A (en) * | 2019-12-13 | 2020-04-07 | 西安飞机工业（集团）有限责任公司 | Catheter inner diameter self-adaptive petal type expansion and contraction device and using method |
| CN214640946U (en) * | 2020-12-11 | 2021-11-09 | 武汉凯比思电力设备有限公司 | Automatic assembly and automatic spot welding equipment for annular seams of pressure vessel shell sections |
| CN113333983A (en) * | 2021-06-29 | 2021-09-03 | 连云港中远海运特种装备制造有限公司 | Automatic assembly welding device and method for pressure container |
| CN113427193A (en) * | 2021-07-15 | 2021-09-24 | 安徽巨一科技股份有限公司 | Large-scale barrel automatic positioning rotation's frock that shifts |
| CN217122407U (en) * | 2022-04-13 | 2022-08-05 | 武汉武科伺服机电设备有限公司 | Internal expanding type positioning cutting machine for end face groove of large-sized cylinder |
| CN115815938A (en) * | 2023-01-30 | 2023-03-21 | 江苏华兴压力容器有限公司 | Pressure vessel makes support frock |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118372268A (en) * | 2024-05-30 | 2024-07-23 | 山东京派复合材料有限公司 | Galvanized product transfer robot |
| CN118372268B (en) * | 2024-05-30 | 2024-10-29 | 聊城市宏晟新能源汽车科技有限公司 | Galvanized product transfer robot |
| CN119188128A (en) * | 2024-11-25 | 2024-12-27 | 常州市中海船舶螺旋桨有限公司 | A tool for making a propeller guide tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116000553B (en) | 2023-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116000553B (en) | Cylinder horizontal internal expansion assembling and welding special machine | |
| US7055240B2 (en) | Positioning apparatus for precisely locating a part or other article | |
| CN103143865A (en) | Flexible switching system for vehicle welding production line | |
| CN115815950B (en) | Pipeline welding robot with distance adjusting function and pipeline welding method | |
| CN112157375A (en) | Pipe automatic weld is with transmission positioner | |
| CN115647714A (en) | Semi-mounted frame car welded platform | |
| CN110977273A (en) | Industrial robot rotary inverted hanging device for welding shield cutter head | |
| CN108637576B (en) | A high-speed train car body side wall self-turning adjustable fixture device and working method | |
| CN111677534B (en) | A operation car for transportation of tunnel lining pipeline, dismouting | |
| CN110181190B (en) | Barrel inner support ring and barrel assembly complete system device and production process thereof | |
| CN117943711B (en) | Laser pipe cutting machine | |
| CN214929278U (en) | Movable carrying devices and transport vehicles | |
| CN212927889U (en) | A operation car for tunnel inside lining pipeline transportation, dismouting | |
| CN111872705B (en) | Multi-vehicle type multi-process integrated workstation | |
| CN102358539A (en) | Automatic yarn carrier for bobbin winder | |
| CN217142902U (en) | Bearing roller transmission device of usefulness is assembled to steel construction | |
| CN211282609U (en) | Large-scale barrel transfer device for cross guide rail | |
| CN116117778B (en) | High-speed heavy-load double-gantry multi-shaft composite truss robot | |
| CN219465299U (en) | A clamping mechanism applied to cylinder body assembly | |
| CN116921824A (en) | Double-station hydraulic cylinder welding equipment | |
| CN116572160A (en) | a sandblasting device | |
| CN214057624U (en) | Four-freedom-degree accurate hoisting carrier loader for lower parts of motor train unit | |
| CN110480348B (en) | Circulation system for general loading | |
| CN115159009A (en) | Split type skid for conveying vehicle body floor line workpiece | |
| CN119115423B (en) | Six-degree-of-freedom circular tube welding auxiliary device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Horizontal internal expansion assembly and welding machine for cylinder body Granted publication date: 20230616 Pledgee: Agricultural Bank of China Limited Chengdu Qingbaijiang sub branch Pledgor: CHENGDU HANYAN WEIDA TECHNOLOGY Co.,Ltd. Registration number: Y2024980033539 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |