CN117324765B - Welding installation equipment and welding robot - Google Patents
Welding installation equipment and welding robot Download PDFInfo
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- CN117324765B CN117324765B CN202311632099.2A CN202311632099A CN117324765B CN 117324765 B CN117324765 B CN 117324765B CN 202311632099 A CN202311632099 A CN 202311632099A CN 117324765 B CN117324765 B CN 117324765B
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- ice making
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- 238000003466 welding Methods 0.000 title claims abstract description 116
- 238000009434 installation Methods 0.000 title claims abstract description 57
- 230000005540 biological transmission Effects 0.000 claims abstract description 117
- 230000007306 turnover Effects 0.000 claims abstract description 7
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 24
- 238000004891 communication Methods 0.000 claims description 15
- 230000006698 induction Effects 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000000670 limiting effect Effects 0.000 description 17
- 230000001681 protective effect Effects 0.000 description 12
- 229910001220 stainless steel Inorganic materials 0.000 description 9
- 239000010935 stainless steel Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000007789 sealing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/0823—Devices involving rotation of the workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
Abstract
The invention discloses a welding installation device and a welding robot, wherein the welding installation device comprises: the device comprises a base, an installation core rod, a rotary power assembly, a turnover power assembly and a positioning assembly; one end of the installation core rod is in transmission connection with a first transmission shaft of the rotary power assembly, the first transmission shaft drives the installation core rod to rotate, a second transmission shaft of the overturning power assembly is in transmission connection with the rotary power assembly, and the second transmission shaft drives the rotary power assembly to rotate around the axis of the second transmission shaft, so that the ice making barrel assembly has a horizontal first welding state and a vertical second welding state, and the positioning assembly slides back and forth along the left and right directions to be suitable for carrying out angle positioning on the ice making barrel assembly in the first welding state. The second transmission shaft drives the ice making barrel assembly to turn around the axis of the second transmission shaft, so that the welding positions of all assemblies in the ice making barrel assembly are adjusted, the assembly welding of the ice making barrel assembly can be completed on the same station through single assembly, and errors caused by secondary assembly are avoided.
Description
Technical Field
The invention relates to the technical field of welding equipment, in particular to ice making barrel welding and installing equipment and a welding robot.
Background
Stainless steel is a material with a variety of excellent properties and has a wide range of applications in modern industry and life. The stainless steel thin-wall pipe is a stainless steel thin-wall pipe with the thickness smaller than 3mm, has the characteristics of light weight, low cost, energy conservation, environmental protection and the like, and can be used for manufacturing various high-end products. However, welding of stainless steel thin-walled tubes is also a technical challenge, and how to improve the welding quality and efficiency is an important challenge for manufacturing.
The existing ice machine is internally provided with an ice making barrel heat exchanger, and the manufacturing mode of the ice making barrel heat exchanger comprises two modes of casting and forming by using stainless steel materials and assembling and welding by using stainless steel thin-wall pipes. The ice making barrel heat exchanger formed by casting is heavy in weight and high in cost, but is mainly machined, high in precision and not easy to deform. The stainless steel thin-wall tube is assembled and welded, and has the advantages of light weight, low overall cost and the like.
The welding process is needed for welding the stainless steel thin-wall tube, and the defects of high deformation amount of the heat exchanger, easy rusting of the internal oxidation position and the like are caused by the fact that the stainless steel thin-wall tube is easy to deform and change in color in the internal oxidation process during welding; the large deformation can cause large resistance of the ice maker in the running process, and the ice making effect is poor; rust can cause ice cubes made by the ice maker to be inedible.
Secondly, when the ice making barrel heat exchanger is subjected to split type assembly welding, more parts are needed, multiple assembly and sectional welding are needed, if an assembly line mode is adopted, the accumulated error caused by secondary assembly can be caused by the split-step welding, the processing precision of the ice making barrel is reduced, and meanwhile, multiple welding equipment and welding tools are needed for the sectional welding, so that the production cost is increased.
Disclosure of Invention
Therefore, the invention aims to overcome the defects that the welding process is complicated and the accumulated error is larger when the ice making barrel heat exchanger in the prior art is subjected to split type assembly welding or time-sequence welding, so that the processing precision of the ice making barrel is reduced, and further provides ice making barrel welding and installing equipment and a welding robot.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a welding installation apparatus for installation welding of an ice making bucket assembly, comprising: the device comprises a base, an installation core rod, a rotary power assembly, a turnover power assembly and a positioning assembly; the mounting core rod is suitable for mounting the ice making barrel assembly; the rotary power assembly comprises a first transmission shaft, the first transmission shaft is in transmission connection with the mounting core rod, and the first transmission shaft drives the mounting core rod to rotate so as to drive the ice making barrel assembly to rotate around the axis of the first transmission shaft; the overturning power assembly is arranged on the base and comprises a second transmission shaft, the first transmission shaft is in transmission connection with the rotating power assembly, and the second transmission shaft drives the rotating power assembly to rotate along the axis of the second transmission shaft, so that the ice making barrel assembly has a first welding state of being horizontally arranged and a second welding state of being vertically arranged; the positioning assembly is arranged on the base and slides back and forth along the left-right direction so as to be suitable for carrying out angle positioning on the ice making barrel assembly in the first welding state.
According to some embodiments of the invention, the rotary power assembly comprises a first driving member, a first speed reducing member and a first bearing seat, one end of the first driving shaft is rotatably arranged in the first bearing seat in a penetrating mode, the output end of the first driving member is in transmission connection with one end of the first driving shaft through the first speed reducing member, the other end of the first driving shaft is in transmission connection with the installation core rod, and the first driving member drives the first driving shaft to rotate so as to drive the installation core rod to rotate.
According to some embodiments of the invention, the overturning power assembly comprises a second driving piece, a second speed reducing piece and a second bearing seat, one end of the second driving shaft is rotatably arranged on the second bearing seat in a penetrating mode, the output end of the second driving piece is in transmission connection with one end of the second driving shaft through the second speed reducing piece, the other end of the second driving shaft is in transmission connection with the first bearing seat, and the second driving piece drives the second driving shaft to rotate so as to drive the first bearing seat to rotate around the axis of the second driving shaft.
According to some embodiments of the invention, the first bearing seat is provided with a first inner cavity, the second bearing seat is provided with a second inner cavity, the first transmission shaft is provided with a first shaft cavity, the second transmission shaft is provided with a second shaft cavity, the installation core rod is provided with a third shaft cavity, the second bearing seat is provided with an air pipe joint communicated with the second inner cavity, and the air pipe joint, the second inner cavity, the second shaft cavity, the first inner cavity, the first shaft cavity and the third shaft cavity are sequentially communicated to form an air passage, and a plurality of air holes communicated with the third shaft cavity are formed in the side wall of the installation core rod.
According to some embodiments of the invention, a first sensing element is disposed on a side wall of the first bearing seat, a second sensing element and a third sensing element are disposed on two adjacent side walls of the second bearing seat respectively, in the first welding state, the first sensing element is in communication connection with the second sensing element, and in the second welding state, the first sensing element is in communication connection with the third sensing element.
According to some embodiments of the invention, the rotary power assembly further comprises a clamping mechanism comprising: the mounting seat, the third driving piece and the compression structure are fixedly arranged on the side wall of the first bearing seat; the third driving piece is fixedly arranged on the mounting seat; and the output end of the third driving piece is in transmission connection with one end of the pressing structure, and the other end of the pressing structure is suitable for pressing and fixing the ice making barrel assembly.
According to some embodiments of the invention, the pressing structure comprises a pressing plate, a rotating connecting piece and a protective cover, one end of the pressing plate is in transmission connection with the third driving piece, the rotating connecting piece penetrates through the other end of the pressing plate, the protective cover is rotatably mounted on the rotating connecting piece, and the ice making barrel assembly rotates to drive the protective cover to rotate.
According to some embodiments of the invention, the positioning assembly comprises: the device comprises a fixed seat, a third bearing seat, a guide shaft and a positioning piece; the fixed seat is fixed on the base; the third bearing seat is fixed on the fixed seat; the guide shaft is slidably arranged in the third bearing seat in a penetrating manner; the locating piece is fixedly arranged at one end of the guide shaft, and in the first welding state, the guide shaft can slide along the left-right direction, so that the locating piece is in a locating state of interference fit with the ice making barrel assembly or in a releasing state of separation from the ice making barrel assembly.
The invention also provides a welding robot, and the welding installation equipment comprises a manipulator, wherein the manipulator is provided with a laser generating device, and the laser generating device is suitable for emitting laser to weld the ice making barrel assembly.
The technical scheme of the invention has the following advantages:
1. according to the welding installation equipment provided by the invention, the ice making barrel assembly is sleeved on the installation core rod, one end of the installation core rod is in transmission connection with the first transmission shaft of the rotary power assembly, the first transmission shaft drives the installation core rod to rotate, so that the ice making barrel assembly is driven to rotate, the overturning power assembly is arranged on the base, the second transmission shaft of the overturning power assembly is in transmission connection with the rotary power assembly, and the second transmission shaft drives the rotary power assembly to rotate around the axis of the second transmission shaft, so that the ice making barrel assembly has a first welding state of horizontal arrangement and a second welding state of vertical arrangement. The first transmission shaft drives the ice making barrel assembly to rotate around the axis of the first transmission shaft, so that circumferential welding of the ice making barrel assembly is realized; the second transmission shaft drives the ice making barrel assembly to turn around the axis of the second transmission shaft, so that the welding positions of all assemblies in the ice making barrel assembly are adjusted, the ice making barrel assembly can be assembled and welded on the same station only by single assembly, errors caused by secondary assembly are avoided, and the processing precision of the ice making barrel is improved; set up locating component on the base, locating component can follow left and right directions reciprocal slip to make ice bucket subassembly under the first welding state and carry out the angle location, when carrying out the angle location back, first transmission shaft drive makes ice bucket subassembly rotatory 360 and carries out circumferential welding, realizes accurate welding, guarantees the integrality of bonding wire, improves machining precision.
2. The welding installation equipment provided by the invention has the advantages that the first bearing seat is provided with the first inner cavity, the second bearing seat is provided with the second inner cavity, the first transmission shaft is provided with the first shaft cavity, the second transmission shaft is provided with the second shaft cavity, the installation core rod is provided with the third shaft cavity, the second bearing seat is provided with the air pipe joint communicated with the second inner cavity, the air pipe joint, the second inner cavity, the second shaft cavity, the first inner cavity, the first shaft cavity and the third shaft cavity are sequentially communicated to form an air passage, and the side wall of the installation core rod is provided with a plurality of air holes communicated with the third shaft cavity. Through letting in the shielding gas to the air pipe joint, after the shielding gas got into the second inner chamber, the second shaft chamber of flowing through, first inner chamber, first shaft chamber and third shaft chamber, the entering gets into in the inner tube intermediate layer of ice making barrel assembly through the air vent, plays the effect of welding protection to the inner tube, avoids ice making barrel assembly to take place the quality problem that warp discolours.
3. According to the welding installation equipment provided by the invention, the first induction piece is arranged on the side wall of the first bearing seat, the second induction piece and the third induction piece are respectively arranged on the two adjacent side walls of the second bearing seat, when the first induction piece is in communication connection with the second induction piece, the ice making barrel assembly is in a first welding state, and when the first induction piece is in communication connection with the third induction piece, the ice making barrel assembly is in a second welding state. Communication connection between first response piece, second response piece and the third response piece to ensure that upset power component will make ice bucket subassembly upset to appointed position, realize accurate welding, improve machining precision.
4. According to the welding installation equipment, the ice making barrel component is clamped and fixed through the clamping mechanism, so that the rotary power component is relatively fixed when the ice making barrel component is driven to rotate, and the relative displacement of the components in the welding process is avoided, and the welding integrity is prevented from being influenced.
5. The welding robot provided by the invention is applied to welding installation equipment, and comprises a manipulator, wherein the manipulator is provided with a laser generating device, and the laser generating device is suitable for emitting laser to weld an ice making barrel assembly, so that laser welding is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is an isometric view of a weld mounting apparatus provided in some embodiments of the invention;
FIG. 2 is a schematic diagram of a rotary power assembly provided in some embodiments of the invention;
FIG. 3 is a cross-sectional view of a rotary power assembly provided in some embodiments of the invention;
FIG. 4 is a schematic view of an ice making barrel assembly according to some embodiments of the present invention sleeved on a mounting mandrel;
FIG. 5 is a cross-sectional view of an ice making bucket assembly provided in some embodiments of the present invention sleeved on a mounting mandrel;
FIG. 6 is a schematic diagram of a clamping mechanism provided in some embodiments of the invention;
FIG. 7 is a cross-sectional view of a hold-down structure and ice making bucket assembly in a clamped state provided in some embodiments of the present invention;
FIG. 8 is a schematic view of a positioning assembly and an ice making bucket assembly according to some embodiments of the present invention in a positioned state;
FIG. 9 is a cross-sectional view of a positioning assembly and ice making bucket assembly in a positioned state provided in some embodiments of the present invention;
FIG. 10 is a schematic illustration of a roll over power assembly provided in some embodiments of the invention;
fig. 11 is a cross-sectional view of a roll-over power assembly provided in some embodiments of the invention.
Reference numerals illustrate: 1. a base; 2. a rotary power assembly; 3. overturning the power assembly; 4. a compressing mechanism; 5. a positioning assembly; 6. an ice making barrel assembly; 7. installing a core rod; 21. a first drive shaft; 22. a first bearing seat; 23. a first reduction member; 24. a first driving member; 25. a first sensing member; 31. a second drive shaft; 32. a second bearing seat; 33. a second reduction member; 34. a second driving member; 35. an air pipe joint; 36. a second sensing member; 37. a third sensing member; 41. a third driving member; 42. a compacting structure; 43. a mounting base; 51. a fixing seat; 52. a third bearing seat; 53. a guide shaft; 54. a positioning piece; 61. an outer cylinder; 62. an inner cylinder; 63. a seal head; 64. connecting pipe; 421. a pressing plate; 422. rotating the connecting piece; 423. and a protective cover.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention 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 invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
Referring to fig. 1 to 11, the present invention proposes a welding and mounting apparatus for mounting and welding an ice making tub assembly 6, comprising: the device comprises a base 1, an installation core rod 7, a rotary power assembly 2 and a turnover power assembly 3; the mounting mandrel 7 is adapted to mount the ice making barrel assembly 6; the rotary power assembly 2 comprises a first transmission shaft 21, the first transmission shaft 21 is in transmission connection with the installation core rod 7, and the first transmission shaft 21 drives the installation core rod 7 to rotate so as to drive the ice making barrel assembly 6 to rotate around the axis of the first transmission shaft 21; the turnover power assembly 3 is arranged on the base 1, the turnover power assembly 3 comprises a second transmission shaft 31, the first transmission shaft 21 is in transmission connection with the rotary power assembly 2, and the second transmission shaft 31 drives the rotary power assembly 2 to rotate along the axis of the second transmission shaft 31, so that the ice making barrel assembly 6 has a first welding state of being horizontally arranged and a second welding state of being vertically arranged.
Specifically, the ice making barrel assembly 6 is sleeved on the installation core rod 7, one end of the installation core rod 7 is in transmission connection with the first transmission shaft 21 of the rotary power assembly 2, the first transmission shaft 21 drives the installation core rod 7 to rotate, thereby driving the ice making barrel assembly 6 to rotate, the overturning power assembly 3 is arranged on the base 1, the second transmission shaft 31 of the overturning power assembly 3 is in transmission connection with the rotary power assembly 2, and the second transmission shaft 31 drives the rotary power assembly 2 to rotate around the axis of the second transmission shaft 31, so that the ice making barrel assembly 6 has a first welding state of horizontal arrangement and a second welding state of vertical arrangement. The first transmission shaft 21 drives the ice making barrel assembly 6 to rotate around the axis of the first transmission shaft, so that circumferential welding of the ice making barrel assembly 6 is realized; the second transmission shaft 31 drives the ice making barrel assembly 6 to turn around the axis of the second transmission shaft 31, so that the welding positions of all the assemblies in the ice making barrel assembly 6 are adjusted, the requirements of different positions on welding angles are met, the ice making barrel assembly 6 can be assembled and welded on the same station only by single assembly, errors caused by secondary assembly are avoided, and the processing precision of the ice making barrel is improved.
Referring to fig. 4 and 5, it can be understood that the ice making barrel assembly 6 includes an inner cylinder 62, an outer cylinder 61 and a sealing head 63 sequentially sleeved on the installation mandrel 7, and a connecting tube 64 connected to the inner cylinder 62, and the installation mandrel 7 is in interference fit with the first transmission shaft 21, so as to ensure that the ice making barrel assembly 6 is stably installed on the rotary power assembly 2.
Referring to fig. 1, 8 and 9, in some embodiments of the present invention, the welding installation apparatus further includes a positioning assembly 5 provided on the base 1, the positioning assembly 5 reciprocally slides in a left-right direction to be suitable for angularly positioning the ice making bucket assembly 6 in the first welding state.
Specifically, the positioning component 5 is arranged on the base 1, the positioning component 5 can slide back and forth along the left and right directions so as to perform angle positioning on the ice making barrel component 6 in the first welding state, and after the angle positioning is performed, the first transmission shaft 21 drives the ice making barrel component 6 to rotate 360 degrees for circumferential welding, so that accurate welding is realized, the integrity of welding wires is ensured, and the processing precision is improved.
Referring to fig. 2 and 3, in some embodiments of the present invention, the rotary power unit 2 includes a first driving member 24, a first speed reducing member 23 and a first bearing seat 22, one end of the first driving shaft 21 is rotatably disposed through the first bearing seat 22, an output end of the first driving member 24 is in driving connection with one end of the first driving shaft 21 through the first speed reducing member 23, the other end of the first driving shaft 21 is in driving connection with the installation core rod 7, and the first driving member 24 drives the first driving shaft 21 to rotate so as to drive the installation core rod 7 to rotate.
Specifically stated, the first driving member 24 is a servo motor, one end of the first bearing seat 22 is provided with a first motor seat, the first driving member 24 and the first speed reducing member 23 are fixedly connected through a fixing ring and a screw, a power source of the first transmission shaft 21 is formed, counter bores are formed at two ends of the first bearing seat 22, deep groove ball bearings are installed in the counter bores, the first transmission shaft 21 penetrates through the deep groove ball bearings, one end of the first transmission shaft is connected with the first driving member 24, and the first driving member 24 drives the first transmission shaft 21 to rotate, so that the installation core rod 7 is driven to rotate. The function of the deep groove ball bearing is to buffer stress and reduce friction to extend the service life of the first drive shaft 21. The first transmission shaft 21 is a stepped shaft to play a limiting role for the deep groove ball bearing.
It is to be understood that the first motor base is fixedly connected with the first bearing seat 22 through a bolt, the first speed reducing member 23 is fixedly connected with the first motor base through a bolt, and the output end of the first speed reducing member 23 is in transmission connection with the first transmission shaft 21 through a fixed ring.
Referring to fig. 10 and 11, in some embodiments of the present invention, the turnover power assembly 3 includes a second driving member 34, a second speed reducing member 33 and a second bearing 32, one end of the second driving shaft 31 is rotatably installed through the second bearing 32, an output end of the second driving member 34 is in driving connection with one end of the second driving shaft 31 through the second speed reducing member 33, the other end of the second driving shaft 31 is in driving connection with the first bearing 22, and the second driving member 34 drives the second driving shaft 31 to rotate so as to drive the first bearing 22 to rotate around an axis of the second driving shaft 31.
Specifically, the second bearing seat 32 is fixed on the base 1 through a bolt, the second driving member 34 is a servo motor, the second driving member 34 and the second speed reducing member 33 are connected through a fixing ring and a screw, a power source of the second driving shaft 31 is formed, counter bores are formed in two sides of the second bearing seat 32, deep groove ball bearings are arranged in the counter bores, the second driving shaft 31 is a stepped shaft so as to play a limiting role on the deep groove ball bearings, and the second driving shaft 31 penetrates through the second bearing seat 32 and is connected with the second driving member 34 through the second speed reducing member 33 in a transmission manner.
It will be appreciated that a second motor base is disposed at one end of the second bearing 32 near the second driving member 34, the second motor base provides a mounting base for the second driving member 34 and the second speed reducing member 33, the second motor base is connected with the second bearing 32 through a bolt, the main body of the second speed reducing member 33 is connected with the second motor base through a bolt, and the main shaft of the second speed reducing member 33 is in transmission connection with the second transmission shaft 31 through a fixing ring.
In some embodiments of the present invention, the first bearing seat 22 is provided with a first inner cavity, the second bearing seat 32 is provided with a second inner cavity, the first transmission shaft 21 is provided with a first shaft cavity, the second transmission shaft 31 is provided with a second shaft cavity, the installation mandrel 7 is provided with a third shaft cavity, the second bearing seat 32 is provided with an air pipe joint 35 communicated with the second inner cavity, the air pipe joint 35, the second inner cavity, the second shaft cavity, the first inner cavity, the first shaft cavity and the third shaft cavity are sequentially communicated to form an air passage, and a plurality of air holes communicated with the third shaft cavity are formed in the side wall of the installation mandrel 7.
Specifically, through letting in the shielding gas to the air pipe joint 35, after the shielding gas gets into the second inner chamber, the second shaft chamber, first inner chamber, first shaft chamber and third shaft chamber of flowing through get into through the air vent get into in the inner tube 62 intermediate layer of ice making barrel assembly 6, play the effect of welding protection to inner tube 62 centre gripping, avoid ice making barrel assembly 6 to take place the quality problem that deformation discoloured.
Referring to fig. 1, 2 and 10, in some embodiments of the present invention, a first sensing member 25 is disposed on one side wall of the first bearing housing 22, and a second sensing member 36 and a third sensing member 37 are disposed on two adjacent side walls of the second bearing housing 32, respectively, and in the first welding state, the first sensing member 25 is in communication with the second sensing member 36, and in the second welding state, the first sensing member 25 is in communication with the third sensing member 37.
Specifically, the first sensing member 25, the second sensing member 36 and the third sensing member 37 are proximity switches, when the first sensing member 25 and the second sensing member 36 are in communication connection, the ice making barrel assembly 6 is in the first welding state, and when the first sensing member 25 and the third sensing member 37 are in communication connection, the ice making barrel assembly 6 is in the second welding state. Through the communication connection between first sensing piece 25, second sensing piece 36 and the third sensing piece 37 to ensure that upset power component 3 will make ice bucket subassembly 6 upset to the assigned position, realize accurate welding, improve machining precision.
Referring to fig. 1, 6 and 7, in some embodiments of the invention, the rotary power assembly 2 further comprises a clamping mechanism comprising: the mounting seat 43, the third driving piece 41 and the pressing structure 42 are fixedly arranged on the side wall of the first bearing seat 22; the third driving member 41 is fixedly arranged on the mounting seat 43; the output end of the third driving member 41 is in transmission connection with one end of the compressing structure 42, and the other end of the compressing structure 42 is suitable for compressing and fixing the ice making barrel assembly 6.
Specifically, the clamping mechanism is used for clamping and fixing the ice making barrel assembly 6, so that the rotary power assembly 2 is relatively fixed when the ice making barrel assembly 6 is driven to rotate, and the relative displacement of each assembly in the welding process is avoided, and the welding integrity is prevented from being influenced.
It can be understood that the third driving member 41 is a corner cylinder, and the third driving member 41 clamps and fixes the ice making bucket assembly 6 by driving the compressing structure 42. The mounting seat 43 includes a connection flange fixedly mounted on the first bearing seat 22, and a cylinder fixing plate is mounted on the connection flange, and a reinforcing rib is arranged between the cylinder fixing plate and the connection flange to improve stability.
Referring to fig. 7, in some embodiments of the present invention, the pressing structure 42 includes a pressing plate 421, the pressing plate 421, a rotating connecting member 422, and a protective cover 423, one end of the pressing plate 421 is in transmission connection with the third driving member 41, the rotating connecting member 422 is disposed through the other end of the pressing plate 421, and the protective cover 423 is rotatably mounted on the rotating connecting member 422, so that the ice making barrel assembly 6 rotates to drive the protective cover 423 to rotate.
It can be appreciated that one end of the pressing plate 421 is fixed on the output shaft of the third driving member 41 through a bolt, the other end is provided with a counter bore, a deep groove ball bearing is installed in the counter bore, the inner ring of the deep groove ball bearing is attached to the surface of the counter bore, the outer ring of the deep groove ball is pressed and fixed through a first bearing retainer ring, the outer ring of the protective cover 423 is arranged in the inner hole of the deep groove ball bearing in a penetrating manner and connected through interference fit, the front end of the protective cover 423 is provided with a stage, the stage is attached to the inner ring of one side of the deep groove ball bearing, and the rear end of the protective cover 423 is pressed on the inner ring of the other side of the deep groove ball bearing through a second bearing retainer ring.
Referring to fig. 8 and 9, in some embodiments of the present invention, the positioning assembly 5 includes: the fixed seat 51, the third bearing seat 52, the guide shaft 53 and the positioning piece 54; the fixed seat 51 is fixed on the base 1; the third bearing seat 52 is fixed on the fixed seat 51; the guide shaft 53 is slidably arranged in the third bearing seat 52; the positioning member 54 is fixedly installed at one end of the guide shaft 53, and in the first welding state, the guide shaft 53 may slide in the left-right direction such that the positioning member 54 has a positioning state of interference fit with the ice making bucket assembly 6 or a releasing state of separation from the ice making bucket assembly 6.
Specifically, the fixing seat 51 is fixed on the base 1, the third bearing seat 52 is fixedly mounted on the fixing seat 51 through a bolt, a linear bearing is disposed in the third bearing seat 52, the guide shaft 53 is arranged on the third bearing seat 52 in a penetrating manner, the axis of the guide shaft 53 is parallel to the axis of the second transmission shaft 31, when in the first welding state, the guide shaft 53 slides towards the right side, namely, slides in the direction close to the ice making barrel assembly 6, the positioning piece 54 is in interference fit with the ice making barrel assembly 6, the positioning state is realized, after the positioning is finished, the guide shaft 53 slides towards the left side, namely, slides in the direction far away from the ice making barrel assembly 6, and the positioning piece 54 is separated from the ice making barrel assembly 6, so that the releasing state is realized.
It is to be understood that the third bearing seat 52 and the guide shaft 53 are both provided with two, both ends of the guide shaft 53 are both provided with clamping blocks, the positioning piece 54 comprises a limiting block and a limiting column, the limiting block is clamped and fixed by the two clamping blocks, the limiting column is arranged on the limiting block, the limiting block is provided with an arc section matched with the ice making barrel assembly 6, and the limiting column part penetrates through the ice making barrel assembly 6.
The invention also provides a welding robot, which applies welding and installing equipment and comprises a manipulator, wherein a laser generating device is arranged on the manipulator and is suitable for emitting laser to weld the ice making barrel assembly 6.
Specifically, the welding robot comprises a manipulator, wherein a laser generating device is arranged on the manipulator and is suitable for emitting laser to weld the ice making barrel assembly 6, so that laser welding is realized.
It is understood that in some embodiments of the invention, the robot is a six-axis robot.
The invention also provides a welding method of the ice making barrel, which comprises the following steps:
the installation mandrel 7 is in driving connection with the first drive shaft 21, in particular: the installation core rod 7 is transmitted into the inner hole of the first transmission shaft 21, and the positioning pin in the inner hole of the first transmission shaft 21 is rotated to be matched with the positioning groove on the installation core rod 7, so that positioning installation is realized;
the ice making barrel assembly 6 is sleeved on the installation core rod 7, specifically, the inner barrel 62, the outer barrel 61 and the sealing head 63 of the ice making barrel assembly 6 are sleeved on the installation core rod 7 in sequence;
the ice making barrel assembly 6 is positioned at an angle through the positioning assembly 5, specifically, the guide shaft 53 slides towards the ice making barrel assembly 6, so that the positioning piece 54 is driven to position the ice making barrel assembly 6, wherein the arc section of the limiting block is matched with the inner barrel 62, the inner plane of the arc section of the limiting block is attached to the rear end face of the outer barrel 61, the position limiting effect is achieved, and the limiting column is aligned with the limiting hole on the outer barrel 61 and penetrates through the limiting hole to achieve the angle positioning effect;
the ice making barrel is directly clamped and fixed through the clamping mechanism, specifically, the third driving piece 41 drives the pressing structure 42 to rotate and clamp, so that the protective cover 423 presses the front end of the sealing head 63 and is clamped and fixed;
the positioning function of the positioning assembly 5 is released, the guide shaft 53 is slid towards the side far away from the ice making barrel assembly 6, and the positioning piece 54 is separated from the ice making barrel, so that the releasing state is realized.
The protective gas is introduced, and flows through the second inner cavity, the second shaft cavity, the first inner cavity, the first shaft cavity and the third shaft cavity in sequence through the air pipe joint 35, and enters the interlayer of the inner cylinder 62 of the ice making barrel assembly 6 through the vent hole on the mounting core rod 7, so that the interlayer of the inner cylinder 62 is welded and protected;
the welding robot aligns laser to the front end of the outer cylinder 61 of the ice making barrel assembly 6 through a mechanical arm and starts welding, and the first driving piece 24 drives the first transmission shaft 21 to rotate, so that the ice making barrel assembly 6 is driven to rotate 360 degrees around the axis of the first transmission shaft 21, and the welding operation of the front end of the outer cylinder 61 of the ice making barrel assembly 6 is completed;
the second driving piece 34 drives the second transmission shaft 31 to rotate anticlockwise, and when the first sensing piece 25 and the third sensing piece 37 are close to each other, communication connection is formed, so that the second driving piece 34 is controlled by feedback to stop transmission, at the moment, the second transmission shaft 31 rotates anticlockwise by 90 degrees, so that the ice making barrel assembly 6 is driven to rotate anticlockwise by 90 degrees, the ice making barrel assembly 6 is in a second welding state, and at the moment, the axis direction of the ice making barrel assembly 6 is in a vertical direction;
the manipulator aligns laser to the rear end of the outer cylinder 61 of the ice making barrel assembly 6 and starts welding, and the first driving piece 24 drives the first transmission shaft 21 to rotate, so that the ice making barrel assembly 6 is driven to rotate 360 degrees around the axis of the first transmission shaft 21, and the welding operation of the rear end of the outer cylinder 61 of the ice making barrel assembly 6 is completed;
the mechanical arm aligns the laser to the joint of the sealing head 63 of the ice making barrel assembly 6 and the inner barrel 62, and starts welding, and the first driving piece 24 drives the first transmission shaft 21 to rotate, so that the ice making barrel assembly 6 is driven to rotate 360 degrees around the axis of the first transmission shaft 21, and the welding operation of the joint of the sealing head 63 of the ice making barrel assembly and the inner barrel 62 is completed;
the second driving member 34 drives the second driving shaft 31 to rotate clockwise, when the first sensing member 25 and the second sensing member 36 are close to each other to form communication connection, and feedback control is performed on the second driving member 34 to stop driving, at this time, the second driving shaft 31 rotates 90 ° clockwise to drive the ice making barrel assembly 6 to rotate 90 ° clockwise, the ice making barrel assembly 6 is in the first welding state, and at this time, the axis direction of the ice making barrel assembly 6 is in the horizontal direction.
The laser is directed by the robot to the junction of the nipple 64 and the inner barrel 62 by manually or automatically installing the nipple 64, effecting welding.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (5)
1. A welding installation apparatus for installation welding of ice making tub assemblies (6), comprising:
a base (1);
-a mounting mandrel (7), the mounting mandrel (7) being adapted to mount the ice making barrel assembly (6);
the rotary power assembly (2), the rotary power assembly (2) comprises a first transmission shaft (21), the first transmission shaft (21) is in transmission connection with the installation core rod (7), and the first transmission shaft (21) drives the installation core rod (7) to rotate so as to drive the ice making barrel assembly (6) to rotate around the axis of the first transmission shaft (21);
the overturning power assembly (3) is arranged on the base (1), the overturning power assembly (3) comprises a second transmission shaft (31), the first transmission shaft (21) is in transmission connection with the rotating power assembly (2), and the second transmission shaft (31) drives the rotating power assembly (2) to rotate along the axis of the second transmission shaft (31), so that the ice making barrel assembly (6) has a first welding state of being horizontally arranged and a second welding state of being vertically arranged;
the rotary power assembly (2) comprises a first driving piece (24), a first speed reducing piece (23) and a first bearing seat (22), one end of a first transmission shaft (21) is rotatably arranged in the first bearing seat (22) in a penetrating mode, the output end of the first driving piece (24) is in transmission connection with one end of the first transmission shaft (21) through the first speed reducing piece (23), the other end of the first transmission shaft (21) is in transmission connection with the installation core rod (7), and the first driving piece (24) drives the first transmission shaft (21) to rotate so as to drive the installation core rod (7) to rotate;
the turnover power assembly (3) comprises a second driving piece (34), a second speed reducing piece (33) and a second bearing seat (32), one end of a second transmission shaft (31) is rotatably arranged on the second bearing seat (32) in a penetrating mode, the output end of the second driving piece (34) is in transmission connection with one end of the second transmission shaft (31) through the second speed reducing piece, the other end of the second transmission shaft (31) is in transmission connection with the first bearing seat (22), and the second driving piece (34) drives the second transmission shaft (31) to rotate so as to drive the first bearing seat (22) to rotate around the axis of the second transmission shaft (31);
a first induction piece (25) is arranged on one side wall of the first bearing seat (22), a second induction piece (36) and a third induction piece (37) are respectively arranged on two adjacent side walls of the second bearing seat (32), the first induction piece (25) and the second induction piece (36) are in communication connection in the first welding state, and the first induction piece (25) and the third induction piece (37) are in communication connection in the second welding state;
the positioning assembly (5) is arranged on the base (1), and the positioning assembly (5) slides back and forth along the left-right direction so as to be suitable for carrying out angle positioning on the ice making barrel assembly (6) in the first welding state;
the first bearing seat (22) is provided with a first inner cavity, the second bearing seat (32) is provided with a second inner cavity, the first transmission shaft (21) is provided with a first shaft cavity, the second transmission shaft (31) is provided with a second shaft cavity, the installation core rod (7) is provided with a third shaft cavity, the second bearing seat (32) is provided with an air pipe joint (35) communicated with the second inner cavity, the air pipe joint (35) is provided with a second inner cavity, the second shaft cavity, the first inner cavity, the first shaft cavity and the third shaft cavity are sequentially communicated to form an air passage, and a plurality of air holes communicated with the third shaft cavity are formed in the side wall of the installation core rod (7).
2. The welding installation device according to claim 1, wherein the rotary power assembly (2) further comprises a clamping mechanism comprising:
the mounting seat (43) is fixedly arranged on the side wall of the first bearing seat (22);
the third driving piece (41) is fixedly arranged on the mounting seat (43);
and the output end of the third driving piece (41) is in transmission connection with one end of the pressing structure (42), and the other end of the pressing structure (42) is suitable for pressing and fixing the ice making barrel assembly (6).
3. The welding installation device according to claim 2, wherein the pressing structure (42) comprises a pressing plate (421), the pressing plate (421), a rotating connecting piece (422) and a protecting cover (423), one end of the pressing plate (421) is in transmission connection with the third driving piece (41), the rotating connecting piece (422) penetrates through the other end of the pressing plate (421), the protecting cover (423) is rotatably installed on the rotating connecting piece (422), and the ice making barrel assembly (6) rotates to drive the protecting cover (423) to rotate.
4. The welding installation device according to claim 1, characterized in that the positioning assembly (5) comprises:
the fixed seat (51) is fixed on the base (1);
a third bearing seat (52) fixed on the fixed seat (51);
the guide shaft (53) is slidably arranged in the third bearing seat (52);
the positioning piece (54), the positioning piece (54) is fixedly arranged at one end of the guide shaft (53), and in the first welding state, the guide shaft (53) can slide along the left-right direction, so that the positioning piece (54) has a positioning state in interference fit with the ice making barrel assembly (6) or a release state separated from the ice making barrel assembly (6).
5. Welding robot, characterized in that it is applied to a welding installation device according to any one of claims 1 to 4, comprising a manipulator provided with laser generating means adapted to emit laser light for welding an ice making drum assembly (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202311632099.2A CN117324765B (en) | 2023-12-01 | 2023-12-01 | Welding installation equipment and welding robot |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311632099.2A CN117324765B (en) | 2023-12-01 | 2023-12-01 | Welding installation equipment and welding robot |
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| CN117324765B true CN117324765B (en) | 2024-03-19 |
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| CN112719772A (en) * | 2021-01-06 | 2021-04-30 | 惠州威博精密科技有限公司 | Tubular workpiece welding equipment |
| CN219616928U (en) * | 2023-05-31 | 2023-09-01 | 昆山泰迅通电子科技有限公司 | Automatic welding machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104741760A (en) * | 2013-12-31 | 2015-07-01 | 深圳市鹏煜威科技有限公司 | Resistance welding device |
| CN108393646A (en) * | 2018-02-12 | 2018-08-14 | 四川省自贡市海川实业有限公司 | Pipe docking angle welds welding mechanism |
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| DE202019101819U1 (en) * | 2019-03-29 | 2020-06-30 | Felsomat Gmbh & Co. Kg | Welding machine and manufacturing system for welding free ends of rod conductors |
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| CN117324765A (en) | 2024-01-02 |
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