CN114310064A - Automatic linear welding device for tank body - Google Patents
Automatic linear welding device for tank body Download PDFInfo
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- CN114310064A CN114310064A CN202210107932.0A CN202210107932A CN114310064A CN 114310064 A CN114310064 A CN 114310064A CN 202210107932 A CN202210107932 A CN 202210107932A CN 114310064 A CN114310064 A CN 114310064A
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- 238000003466 welding Methods 0.000 title claims abstract description 117
- 239000000463 material Substances 0.000 claims abstract description 46
- 238000007599 discharging Methods 0.000 claims abstract description 44
- 230000001681 protective effect Effects 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 238000012423 maintenance Methods 0.000 claims description 13
- 239000003292 glue Substances 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000005406 washing Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000033764 rhythmic process Effects 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000005070 sampling Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000005389 magnetism Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention relates to the technical field of tank welding, and particularly discloses an automatic linear tank welding device, which comprises: the automatic feeding device comprises a workbench, a rotating assembly, a drum assembly, an unloading roller way, a feeding and discharging device, a guide assembly, a protection device, a multi-shaft welding robot, a water cooling jacket, a laser range finder, a controller, a gun washing machine and a protective gas tank. According to the invention, the laser range finder is arranged on the welding gun head of the multi-axis welding robot, so that the periphery of the tank body can be subjected to multi-point sampling before the tank body is subjected to linear welding, the actual position coordinate and the shape tolerance of the welding seam are determined, then the welding gun of the multi-axis robot is used for self-adaptive linear welding, and the influence of repeated positioning errors on the welding seam precision is eliminated; by arranging the feeding and discharging device and the material guide assembly, feeding and discharging can be carried out quickly, so that the production rhythm is improved; the protective sleeve of the welding gun can be cooled in real time by installing the water cooling sleeve on the protective sleeve, so that the service life of the protective sleeve is prolonged.
Description
Technical Field
The invention belongs to the technical field of tank welding, and particularly relates to an automatic linear tank welding device.
Background
The high-pressure gas storage tank is a common pressure vessel, the tank body of the high-pressure gas storage tank is generally subjected to butt welding on two shell bodies of the tank body by adopting arc welding, the quality requirement of a welding seam is extremely high, and particularly the thickness and the uniformity of the welding seam in the circumferential direction of the high-pressure gas storage tank need to be strictly controlled.
Because two parts of shells of the tank body part need to be subjected to spot welding before linear welding, certain form and position errors exist in the spot welding process, and positioning errors also exist in the positioning process, so that certain deviation exists in the position of a welding line due to individual difference in the normal welding process, and the consistency of the quality of the welding line during welding is difficult to guarantee. Welded parts are inconvenient to feed and discharge in the feeding and discharging process, manual intervention is needed, more feeding and discharging time can be wasted, and the production rhythm is influenced. After a protective sleeve in a welding gun head of the multi-axis welding robot is used for a long time, the temperature is too high, deformation or aging of materials is easily caused, and therefore the service life of the welding gun head is influenced, and the stability of welding quality is also influenced.
The above background disclosure is only for the purpose of assisting understanding of the inventive concept and technical solutions of the present invention, and does not necessarily belong to the prior art of the present patent application, and should not be used for evaluating the novelty and inventive step of the present application in the case that there is no clear evidence that the above content is disclosed at the filing date of the present patent application.
Disclosure of Invention
The invention aims to provide an automatic linear welding device for a tank body, so that the defects that the quality consistency of a welding seam is not easy to control due to low positioning precision in the linear welding process of the conventional tank body, the feeding and discharging are inconvenient, the production beat is slow, and the aging speed of a protective sleeve of a welding gun is high are overcome.
In order to achieve the above object, the present invention provides an automatic linear welding apparatus for a can body, comprising: the device comprises a workbench, a first guide rail and a second guide rail, wherein the first guide rail is arranged on the workbench, and the two sides of the first guide rail are respectively provided with the second guide rail perpendicular to the first guide rail; the rotating assembly comprises a rotating seat and a drum assembly, the rotating seat is slidably arranged on the second guide rail, the drum assembly is respectively rotatably arranged on one side opposite to the two rotating seats, and the axes of the two drum assemblies are overlapped; the discharging roller way is arranged on one side of the workbench, and the conveying direction of the discharging roller way is vertical to the first guide rail; the feeding and discharging device is arranged on the first guide rail in a sliding mode and comprises a feeding assembly and a discharging assembly, the feeding assembly comprises a lifting feeding tool, an inwards-concave positioning groove is formed in the feeding tool, a clamping device is arranged on one side of the positioning groove, the discharging assembly is located between the feeding assembly and the discharging roller way, and the discharging assembly comprises a lifting electromagnet assembly; the material guide assembly is arranged between the feeding and discharging device and the discharging roller way and comprises two material guide columns, each material guide column is respectively arranged on two sides of the first guide rail, and a material guide rail is arranged between each material guide column and the discharging roller way; the protection device comprises a protection cover and a first lifting part, the protection cover is connected with any one of the rotating seats through the first lifting part, the first lifting part can drive the protection cover to lift, the upper end and the lower end of the protection cover are respectively provided with a first cover opening and a second cover opening which are communicated with each other, one side of the protection cover is provided with a maintenance opening, the maintenance opening is provided with a protection cover which can be opened and closed, and the protection cover is provided with an observation opening corresponding to the maintenance opening; the multi-shaft welding robot comprises a multi-shaft welding arm and a welding gun head, wherein one end of the multi-shaft welding arm is rotatably arranged on the workbench, the welding gun head is arranged at the other end of the multi-shaft welding arm, a protective sleeve and a laser range finder are arranged on the welding gun head, and a water cooling sleeve is sleeved on the protective sleeve; the controller and the gun washing machine are arranged on the other side of the workbench at the same time, and the gun washing machine is close to the controller.
Preferably, in the above technical solution, the protection device further comprises a protection gas tank, and the protection gas tank is communicated with the inside of the protection sleeve.
Preferably, in the above technical solution, the rotating assembly further includes a first driving portion, the first driving portion connects the rotating base and the workbench to each other, and the first driving portion can drive the rotating base to slide along the second guide rail.
Preferably, in the above aspect, the first driving unit includes: the first air cylinder is fixedly arranged in the rotating seat, and the movable end of the first air cylinder extends to two ends of the workbench; the connecting block is fixedly arranged at the end part of the workbench; the connecting sleeve is rotatably arranged on the connecting block and fixedly sleeved on the movable end of the first air cylinder.
Preferably, in the above technical solution, the rotating assembly further includes a driving assembly, and the driving assembly includes: the driving shaft is rotatably arranged on the rotating seat, and the end part of the driving shaft is coaxially and fixedly connected with the end part of the drum assembly; the gear box is arranged in the rotating seat, the output end of the gear box is connected with the driving shaft, and the input end of the gear box is provided with a rotating motor.
Preferably, in the above technical solution, the drum assembly includes: one end of the first sleeve is coaxially connected with the end part of the driving shaft in a detachable mode, and the other end of the first sleeve is provided with a first sleeve opening; and one end of the second sleeve is detachably connected with the first sleeve opening, and the other end of the second sleeve is provided with a second sleeve opening.
Preferably, in the technical scheme, the feeding and discharging device further comprises a movable tray, the movable tray is connected with the workbench through a second cylinder, the second cylinder can drive the movable tray to slide along the first guide rail, the movable tray is further provided with a first hydraulic cylinder and a second hydraulic cylinder which are perpendicular to each other, the movable end of the first hydraulic cylinder is fixedly connected with the feeding tool, and the movable end of the second hydraulic cylinder is fixedly connected with the electromagnet assembly.
Preferably, among the above-mentioned technical scheme, clamping device still includes the third cylinder, third cylinder fixed mounting is on the material loading frock, the expansion end of third cylinder can to the direction of constant head tank is flexible, the clamp splice is installed to the expansion end of third cylinder, install a plurality of on the clamp splice and glue the head, glue the head orientation the constant head tank, the lateral part of gluing the head is equipped with certain cone angle, it is located to glue the head the top of the axis of constant head tank.
Preferably, among the above-mentioned technical scheme, the electromagnetism subassembly includes the magnetism seat, be equipped with the magnetic head on the magnetism seat, the magnetic head arrives distance between the magnetism seat is adjustable, the magnetic head includes the shell, but be equipped with the magnetic core that elasticity floated in the shell, set up the first bayonet socket of "V" shape on the shell, set up the second bayonet socket of "V" shape on the magnetic core, the shape of second bayonet socket with the shape of first bayonet socket is unanimous and is higher than first bayonet socket, the groove of stepping down has been seted up in the centre of second bayonet socket the magnetic core with be equipped with the coil between the shell, the coil with magnetism seat electric connection.
Preferably, in the above technical scheme, an inner cavity is arranged in the water-cooling jacket, a water inlet pipe and a water outlet pipe are arranged on the water-cooling jacket, and the water inlet pipe and the water outlet pipe are simultaneously communicated with the inner cavity; the end part of the laser range finder is provided with a laser emitting head and a laser receiving head, and the circumference of the emitting head and the laser receiving head is provided with a protective coaming.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the automatic linear welding device for the tank body, the laser range finder is arranged on the welding gun head of the multi-axis welding robot, so that the periphery of the tank body can be subjected to multi-point sampling before the tank body is subjected to linear welding, the actual position coordinate and the shape tolerance of a welding seam are determined, and then the welding gun of the multi-axis robot is used for self-adaptive linear welding, so that the influence of repeated positioning errors on the welding seam precision is eliminated; by arranging the feeding and discharging device and the material guide assembly, feeding and discharging can be carried out quickly, so that the production rhythm is improved; the protective sleeve of the welding gun can be cooled in real time by installing the water cooling sleeve on the protective sleeve, so that the service life of the protective sleeve is prolonged.
2. According to the automatic linear welding device for the tank body, the first driving part and the driving assembly in the rotating assembly are arranged in the rotating seat, so that the air cylinder and the rotating motor can be protected from being influenced by external environment, the service life of the automatic linear welding device is prolonged, and the integral attractiveness of the automatic linear welding device can be improved.
3. According to the invention, the feeding tool in the feeding assembly is provided with the arc-shaped positioning groove, one side of the positioning groove is provided with the clamping device, the clamping device is provided with the conical rubber head, the rubber head is positioned above the axis of the positioning groove, and when the clamping device clamps a part, the conical rubber head can apply a downward oblique force to the side part of the part, so that the tank body forms a three-point supporting structure, and the positioning of the tank body part is more accurate and stable.
4. According to the invention, the shell of the electromagnetic assembly is provided with the V-shaped first bayonet, the elastic floating magnetic core is provided with the V-shaped second bayonet, after welding is finished, the side part of a part can be attracted, and the bayonet structure can just clamp the arc-shaped outer wall of the tank body, so that the holding performance of the electromagnetic assembly is more stable; in addition, the abdicating groove in the magnetic core can abdicate the bulge of the welding seam, so that the stability of the electromagnetic assembly in the process of absorbing the part is further improved; the magnetic core that elasticity floated can better unload when the shoes material, eliminates jar body because of the produced adverse effect of magnetization to its when unloading.
5. The sleeve assembly comprises a first sleeve and a second sleeve which are detachable, the first sleeve can be used for clamping and positioning a steel ring at the bottom of the tank body, the second sleeve can be used for clamping and positioning the outer side wall of the tank body, and the first sleeve and the second sleeve can be conveniently combined and replaced according to different tank body sizes.
6. The protection device can protect the working area of the welding gun in the welding process, prevent sparks in the welding process from splashing outside, inspect and maintain the welding gun head in time when the welding gun is in a shutdown fault through the maintenance port, and observe the condition of a welding position in real time through the observation port.
7. According to the feeding and discharging device, when discharging, the electromagnet assembly carries parts to move to the middle of the material guide assembly, then the electromagnet assembly descends, and the welded tank body automatically rolls onto the discharging roller way through the material guide rail on the material guide assembly, so that automatic discharging is realized, manpower is saved, and the production rhythm is improved.
8. The controller and the gun washing machine are both positioned on the front side of the device, so that an operator can conveniently operate the controller and the gun washing machine together.
Drawings
FIG. 1 is a structural view of an automatic linear welding apparatus for can bodies according to the present invention.
Fig. 2 is a structural diagram of a workbench, a material guiding assembly and a discharging roller way.
Fig. 3 is a partial cutaway view of the rotating assembly.
Fig. 4 is a structural view of the loading and unloading apparatus.
Fig. 5 is a structural view of the protection device.
Fig. 6 is a partial structural view at the tip of the torch.
Description of the main reference numerals:
1-a workbench, 11-a first guide rail, 12-a second guide rail;
2-a rotating assembly, 21-a rotating seat, 22-a barrel assembly, 221-a first sleeve, 222-a first sleeve opening, 223-a second sleeve, 224-a second sleeve opening, 23-a first driving part, 231-a first cylinder, 232-a connecting block, 233-a connecting sleeve, 24-a driving assembly, 241-a driving shaft, 242-a gear box and 243-a rotating motor;
3-a discharging roller bed;
4-a loading and unloading device, 41-a loading assembly, 411-a loading tool, 412-a positioning groove, 413-a clamping device, 414-a third air cylinder, 415-a clamping block, 416-a glue head, 42-a blanking assembly, 421-an electromagnet assembly, 422-a magnetic base, 423-a magnetic head, 424-a shell, 425-a magnetic core, 426-a first bayonet, 427-a second bayonet, 428-a coil, 429-a abdicating groove, 43-a movable tray, 44-a second air cylinder, 45-a first hydraulic cylinder and 46-a second hydraulic cylinder;
5-a material guiding component, 51-a material guiding column and 52-a material guiding guide rail;
6-protection device, 61-protection cover, 62-first lifting part, 63-first cover opening, 64-second cover opening, 65-maintenance opening, 66-protection cover, 67-observation opening;
7-a multi-axis welding robot, 71-a multi-axis welding arm, 72-a welding gun head, 73-a protective sleeve, 74-a laser range finder, 741-a laser emitting head, 742-a laser receiving head, 743-a protective enclosing plate, 75-a water cooling sleeve, 751-a water inlet pipe and 752-a water outlet pipe;
8-a controller;
9-gun washing machine;
10-protection of the gas cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. The terms "first", "second" and "third", if any, are used for descriptive purposes only and for distinguishing between technical features and are not to be construed as indicating or implying relative importance or implying a number of indicated technical features or a precedence of indicated technical features.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.
As shown in fig. 1 to 6, the automatic linear welding apparatus for a can body in this embodiment includes: the device comprises a workbench 1, a first guide rail 11, a second guide rail 12, a rotating assembly 2, a rotating seat 21, a rotating cylinder assembly 22, a first sleeve 221, a first sleeve opening 222, a second sleeve 223, a second sleeve opening 224, a first driving part 23, a first air cylinder 231, a connecting block 232, a connecting sleeve 233, a driving assembly 24, a driving shaft 241, a gear box 242, a rotating motor 243, a discharging roller bed 3, a loading and unloading device 4, a loading assembly 41, a loading tool 411, a positioning groove 412, a clamping device 413, a third air cylinder 414, a clamping block 415, a rubber head 416, a blanking assembly 42, an electromagnet assembly 421, a magnetic seat 422, a magnetic head 423, a shell 424, a magnetic core 425, a first bayonet 426, a second bayonet 427, a coil 428, a abdicating groove 429, a moving tray 43, a second air cylinder 44, a first hydraulic cylinder 45, a second hydraulic cylinder 46, a material guiding assembly 5, a material guiding column 51, a material guiding guide rail 52, a protecting device 6 and a protecting cover 61, the device comprises a first lifting part 62, a first cover opening 63, a second cover opening 64, a maintenance opening 65, a protective cover 66, an observation opening 67, a multi-axis welding robot 7, a multi-axis welding arm 71, a welding gun head 72, a protective sleeve 73, a laser range finder 74, a laser emitting head 741, a laser receiving head 742, a protective coaming 743, a water cooling jacket 75, a water inlet pipe 751, a water outlet pipe 752, a controller 8, a gun washing machine 9 and a protective gas tank 10.
The workbench 1 is fixed on the ground, a first guide rail 11 is arranged on the workbench 1, a group of second guide rails 12 are respectively arranged on two sides of the first guide rail 11, the second guide rails 12 are perpendicular to the first guide rail 11, and the first guide rail 11 extends from the rear side of the workbench 1 to the front side thereof; the rotating assembly 2 comprises: a rotary base 21, a drum assembly 22, a first driving part 23 and a driving assembly 24; the interior of the rotating base 21 is a hollow structure, which is installed on the second guide rail 12 and can slide along the second guide rail 12, and the first driving part 23 includes: a first cylinder 231, a connecting block 232 and a connecting sleeve 233; the first cylinder 231 is fixedly installed in the rotating seat 21, the movable end of the first cylinder 231 extends to two ends of the workbench 1, and the connecting block 232 is fixedly installed at the end of the workbench 1 and is perpendicular to the top surface of the workbench 1; the connecting sleeve 233 is rotatably mounted on the connecting block 232, while the connecting sleeve 233 is sleeved on the outer circumference of the movable end of the first cylinder 231 through a sleeve hole and fixed with it, the sleeve hole of the connecting sleeve 233 is perpendicular to its rotation axis; the driving assembly 24 is mounted inside the rotating seat 21, and includes: a drive shaft 241, a gear box 242, and a rotating motor 243; the driving shaft 241 is installed on the rotating seats 21 through a bearing seat and can rotate, one end of the driving shaft 241 extends outwards from the opposite ends of the two rotating seats 21 and is coaxially and fixedly connected with the end part of the barrel assembly 22, the gear box 242 is fixedly installed in the rotating seats 21, the output end of the gear box 242 is connected with the driving shaft 241, the input end of the gear box 242 is connected with the output end of the rotating motor 243, and the input end and the output end of the gear box 242 can synchronously rotate; the drum assembly 22 comprises a first sleeve 221 and a second sleeve 223; one end of the first sleeve 221 is coaxially connected with the end of the driving shaft 241 in a detachable mode through a bolt, and the other end of the first sleeve 221 is provided with a first sleeve opening 222; one end of the second sleeve 223 is detachably connected to the first socket 222 by a bolt, and the other end of the second sleeve 223 is opened with a second socket 224.
The discharging roller way 3 is arranged at the rear side of the workbench 1, the conveying direction of the discharging roller way 3 is vertical to the first guide rail 11, and a plurality of rollers are arranged at intervals along the conveying direction of the discharging roller way 3.
The loading and unloading device 4 comprises: the feeding assembly 41, the electromagnet assembly 421, the movable tray 43, the second air cylinder 44, the first hydraulic cylinder 45 and the second hydraulic cylinder 46; the movable tray 43 is arranged on the first guide rail 11, the second air cylinder 44 is arranged between the movable tray 43 and the rear side of the workbench 1, the second air cylinder 44 can drive the movable tray 43 to slide along the first guide rail 11, and the movable tray 43 is provided with a first hydraulic cylinder 45 and a second hydraulic cylinder 46 which are vertical; unloading subassembly 42 is located material loading subassembly 41 and unloads between the roll table 3, and material loading subassembly 41 includes material loading frock 411, offers inside sunken semicircular constant head tank 412 on the material loading frock 411, and the both ends of constant head tank 412 extend outwards from the both sides of material loading frock 411 respectively, and clamping device 413 is installed to one side of constant head tank 412, and the expansion end and the material loading frock 411 fixed connection of first pneumatic cylinder 45, clamping device 413 include: a third cylinder 414, a clamping block 415 and a glue head 416; the third cylinder 414 is fixedly installed on the feeding tool 411, the movable end of the third cylinder 414 can extend and retract towards the direction of the positioning groove 412, the movable end of the third cylinder 414 is provided with a clamping block 415, two rubber heads 416 made of rubber materials are installed on the clamping block 415, the end parts of the rubber heads 416 face the positioning groove 412, the side parts of the rubber heads 416 are provided with a certain taper angle, so that the diameter of the root parts of the rubber heads 416 is larger than that of the end parts of the rubber heads, and the two rubber heads 416 are located above the axis of the positioning groove 412; the electromagnetic assembly 421 includes: a magnetic pedestal 422 and a magnetic head 423; the movable end of the second hydraulic cylinder 46 is fixedly connected with the magnetic base 422, the magnetic head 423 is installed on the magnetic base 422 through four studs and nuts, the distance between the magnetic head 423 and the magnetic seat 422 can be changed by adjusting the distance of the nut on the stud, the magnetic head 423 comprises an outer shell 424, the top of the outer shell 424 is provided with an opening, a magnetic core 425 capable of elastically floating up and down is installed in the outer shell 424, the outer shell 424 is provided with a V-shaped first bayonet 426, the magnetic core 425 is provided with a V-shaped second bayonet 427, the shape of the second bayonet 427 is consistent with the shape of the first bayonet 426 and is higher than the first bayonet 426, the middle of the second bayonet 426 is provided with a relief groove 429, the direction of the receding groove 429 is perpendicular to the direction of the second bayonet 426, a coil 428 is installed between the magnetic core 425 and the outer shell 424, the coil 428 is electrically connected with the magnetic seat 422, and the blanking assembly 42 comprises a liftable electromagnet assembly 421.
The material guiding assembly 5 is installed between the loading and unloading device 4 and the unloading roller way 3, the material guiding assembly 5 includes two material guiding columns 51 vertically fixedly welded on the top surface of the workbench 1, each material guiding column 51 is located at two sides of the first guide rail 11, a material guiding guide rail 52 is installed between the top end of the material guiding column 51 and the unloading roller way 3, and the material guiding guide rail 52 is gradually inclined downwards from the material guiding column 51 to the unloading roller way 3.
The protection device 6 includes a protection cover 61 and a first lift portion 62; the protection cover 61 is connected with any one of the rotating seats 21 through the first lifting part 62, the first lifting part 62 is an air cylinder or a hydraulic cylinder and can drive the protection cover 61 to lift, the upper end and the lower end of the protection cover 61 are respectively provided with a first cover opening 63 and a second cover opening 64 which are communicated with each other, one side of the protection cover 61 is provided with a maintenance opening 65, the maintenance opening 65 is provided with a protective cover 66 which can be opened and closed, one side of the protection cover 66 is hinged with one side of the maintenance opening 65, the protective cover 66 is provided with an observation opening 67 corresponding to the maintenance opening 65, and a shading glass sheet is arranged in the observation opening 67.
The multi-axis welding robot 7 comprises a multi-axis welding arm 71 and a welding gun head 72, one end of the multi-axis welding arm 71 is rotatably mounted on the workbench 1, the welding gun head 72 is mounted at the other end of the multi-axis welding arm 71 and can rotate, a protective sleeve 73 is mounted on the welding gun head 72, a laser range finder 74 is fixedly mounted on one side of the welding gun head 72, a water cooling jacket 75 is sleeved on the protective sleeve 73, an annular inner cavity is formed in the water cooling jacket 75, a water inlet pipe 751 and a water outlet pipe 752 are mounted on the water cooling jacket 75, the water inlet pipe 751 and the water outlet pipe 752 are simultaneously communicated with the inner cavity, and circulating cooling water is provided by an external water pump; the laser range finder 74 is provided with a laser emission head 741 and a laser receiving head 742 at the end, a protection coaming 743 is arranged around the emission head 741 and the laser receiving head 742, the workbench 1 is further provided with a controller 8, a gun washer 9 and a protection gas tank 10, the protection gas tank 10 is communicated with the inside of the protection sleeve 73, the controller 8 and the gun washer 9 are simultaneously arranged on the outer side of the workbench 1, and the gun washer 9 and the controller 8 are close to each other.
Next, the operation of the automatic linear welding device for can bodies in this embodiment will be described in detail to make those skilled in the art understand the present invention:
feeding: placing the spot-welded can body in the positioning groove 412, starting the clamping device 413 to clamp the can body, driving the feeding tool 411 to lift upwards by the first hydraulic cylinder 45, moving the feeding assembly 41 to enable two ends of the can body to be coaxially aligned with the mouth of the drum assembly 22 respectively, starting the first driving part 23 to enable the two rotating seats 21 to be close to each other, enabling the two drum assemblies 22 to be buckled at two ends of the can body respectively to position the two rotating seats;
protection: the protective cover 61 in the protective device 6 is driven by the first lifting part 62 to fall, and is positioned above the tank body and close to the side part of the tank body;
and (3) detection: the welding gun head 72 of the multi-axis welding robot 7 automatically moves to the position above the retaining cover 61 and extends into the protective cover from the first cover opening 63, then the laser range finder 74 measures the distance between the welding seam and the welding seam, at the moment, the drum assembly 22 drives the tank body to rotate, the laser range finder 74 is enabled to respectively collect 7 detection points in the circumferential direction of the welding seam, and the roundness of the welding seam and the position of the circle center are fitted according to the distance difference of the detection points;
linear welding: starting the welding gun head and simultaneously starting an external water circulation system to generate circulating cooling water in the water cooling jacket 75;
washing the gun: after welding, the multi-shaft welding arm 71 moves the welding gun head 72 to the gun washing machine 9, and the welding gun head 72 is cleaned;
blanking: the blanking component 42 moves to the lower part of the tank body, the second hydraulic cylinder 46 drives the blanking component to lift upwards, the electromagnet component 421 is powered on to attract the periphery of the tank body, the rotary seat 21 moves towards the two ends of the workbench 1 to separate the rotary cylinder component 22 from the two ends of the tank body, the blanking component 42 carries the tank body to move to a position between the material guide components 5, then the second hydraulic cylinder 46 drives the blanking component 42 to descend and simultaneously turns off the electromagnet component 421, so that the two ends of the tank body are respectively abutted against the two material guide rails 52, and the tank body slides to the discharging roller way 3 along the material guide rails 52.
In summary, in the automatic linear welding device for a tank body in the embodiment, the laser distance meter is arranged on the welding gun head of the multi-axis welding robot, so that the periphery of the tank body can be sampled at multiple points before the tank body is subjected to linear welding, the actual position coordinate and the shape tolerance of the welding seam are determined, and then the welding gun of the multi-axis robot is used for adaptive linear welding, so that the influence of repeated positioning errors on the welding seam precision is eliminated; by arranging the feeding and discharging device and the material guide assembly, feeding and discharging can be carried out quickly, so that the production rhythm is improved; the protective sleeve of the welding gun can be cooled in real time by installing the water cooling sleeve on the protective sleeve, so that the service life of the protective sleeve is prolonged.
The foregoing description of the specific exemplary embodiments of the invention has been presented for the purposes of illustration and description and is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching, although examples of the invention are shown and described, the present examples are intended to be illustrative of the invention and are not to be considered limiting, and the particular features, structures, materials, or characteristics described may be suitably combined in any one or more of the examples or examples, selected from and described to explain certain principles of the invention and its practical application, to thereby enable others skilled in the art to modify, if necessary, the examples without materially departing from the principles and spirit of the invention, Alternatives, modifications, and variations are possible but are within the scope of the appended claims.
Claims (10)
1. The utility model provides a jar automatic linear welding device of body which characterized in that includes:
the device comprises a workbench (1), wherein a first guide rail (11) is arranged on the workbench (1), and second guide rails (12) perpendicular to the first guide rail (11) are respectively arranged on two sides of the first guide rail (11);
the rotating assembly (2) comprises a rotating seat (21) and a barrel assembly (22), the rotating seat (21) is slidably arranged on the second guide rail (12), the barrel assemblies (22) are respectively rotatably arranged on one side opposite to the two rotating seats (21), and the axes of the two barrel assemblies (22) are overlapped;
the discharging roller way (3) is arranged on one side of the workbench (1), and the conveying direction of the discharging roller way (3) is vertical to the first guide rail (11);
the feeding and discharging device (4) is arranged on the first guide rail (11) in a sliding mode, the feeding and discharging device (4) comprises a feeding assembly (41) and a discharging assembly (42), the feeding assembly (41) comprises a lifting feeding tool (411), an inward concave positioning groove (412) is formed in the feeding tool (411), a clamping device (413) is arranged on one side of the positioning groove (412), the discharging assembly (42) is located between the feeding assembly (41) and the discharging roller way (3), and the discharging assembly (42) comprises a lifting electromagnet assembly (421);
the material guiding assembly (5) is arranged between the feeding and discharging device (4) and the discharging roller way (3), the material guiding assembly (5) comprises two material guiding columns (51), each material guiding column (51) is respectively arranged on two sides of the first guide rail (11), and a material guiding guide rail (52) is arranged between each material guiding column (51) and the discharging roller way (3);
the protection device (6) comprises a protection cover (61) and a first lifting part (62), the protection cover (61) is connected with any one of the rotating seats (21) through the first lifting part (62), the first lifting part (62) can drive the protection cover (61) to lift, the upper end and the lower end of the protection cover (61) are respectively provided with a first cover opening (63) and a second cover opening (64) which are communicated with each other, one side of the protection cover (61) is provided with a maintenance opening (65), the maintenance opening (65) is provided with a protective cover (66) which can be opened and closed, and the protective cover (66) is provided with an observation opening (67) corresponding to the maintenance opening (65);
the multi-axis welding robot (7) comprises a multi-axis welding arm (71) and a welding gun head (72), one end of the multi-axis welding arm (71) is rotatably arranged on the workbench (1), the welding gun head (72) is installed at the other end of the multi-axis welding arm (71), a protective sleeve (73) and a laser range finder (74) are arranged on the welding gun head (72), and a water cooling sleeve (75) is sleeved on the protective sleeve (73);
controller (8) and wash rifle bolt (9), controller (8) and wash rifle bolt (9) are located simultaneously the opposite side of workstation (1), wash rifle bolt (9) with controller (8) are close to each other.
2. The automatic linear welding apparatus of tanks according to claim 1, further comprising a shield gas tank (10), said shield gas tank (10) communicating with the inside of said protective sheath (73).
3. Automatic linear welding device for tanks according to claim 1, characterized in that said rotating assembly (2) further comprises a first driving portion (23), said first driving portion (23) interconnecting said rotating seat (21) and said worktable (1), said first driving portion (23) being able to drive said rotating seat (21) to slide along said second guide (12).
4. Automatic linear welding device for tanks according to claim 3, characterized in that said first driving part (23) comprises:
the first air cylinder (231) is fixedly arranged in the rotating seat (21), and the movable end of the first air cylinder (231) extends towards two ends of the workbench (1);
a connecting block (232) fixedly mounted on the end of the workbench (1);
the connecting sleeve (233) is rotatably arranged on the connecting block (232), and the connecting sleeve (233) is fixedly sleeved on the movable end of the first air cylinder (231).
5. The automatic linear welding apparatus of tanks according to claim 1, characterized in that said rotating assembly (2) further comprises a driving assembly (24), said driving assembly (24) comprising:
a drive shaft (241) rotatably provided on the rotating base (21), an end of the drive shaft (241) being coaxially and fixedly connected with an end of the drum assembly (22);
the gear box (242) is arranged in the rotating seat (21), the output end of the gear box (242) is connected with the driving shaft (241), and the input end of the gear box (242) is provided with a rotating motor (243).
6. Automatic linear welding apparatus for tanks according to claim 5, characterized in that said drum assembly (22) comprises:
a first sleeve (221), one end of which is connected with the end of the driving shaft (241) in a detachable mode, and the other end of the first sleeve (221) is provided with a first sleeve opening (222);
and one end of the second sleeve (223) is detachably connected with the first sleeve opening (222), and the other end of the second sleeve (223) is provided with a second sleeve opening (224).
7. The automatic linear welding device for the tank bodies as claimed in claim 1, wherein the feeding and discharging device (4) further comprises a moving tray (43), the moving tray (43) is connected with the workbench (1) through a second air cylinder (44), the second air cylinder (44) can drive the moving tray (43) to slide along the first guide rail (11), the moving tray (43) is further provided with a first vertical hydraulic cylinder (45) and a second vertical hydraulic cylinder (46), the movable end of the first hydraulic cylinder (45) is fixedly connected with the feeding tool (411), and the movable end of the second hydraulic cylinder (46) is fixedly connected with the electromagnet assembly (421).
8. The automatic linear welding device for the tank body according to claim 1, wherein the clamping device (413) further comprises a third air cylinder (414), the third air cylinder (414) is fixedly installed on the feeding tool (411), the movable end of the third air cylinder (414) can extend and retract towards the direction of the positioning groove (412), a clamping block (415) is installed at the movable end of the third air cylinder (414), a plurality of glue heads (416) are installed on the clamping block (415), the glue heads (416) face the positioning groove (412), a certain taper angle is formed in the side portion of the glue heads (416), and the glue heads (416) are located above the axis of the positioning groove (412).
9. The automatic linear welding device for the tank body according to claim 1, wherein the electromagnetic assembly (421) comprises a magnetic base (422), a magnetic head (423) is arranged on the magnetic base (422), the distance between the magnetic head (423) and the magnetic base (422) is adjustable, the magnetic head (423) comprises a housing (424), a magnetic core (425) capable of elastically floating is arranged in the housing (424), a V-shaped first bayonet (426) is arranged on the housing (424), a V-shaped second bayonet (427) is arranged on the magnetic core (425), the shape of the second bayonet (427) is consistent with the shape of the first bayonet (426) and is higher than that of the first bayonet (426), a relief groove (429) is arranged in the middle of the second bayonet (426), a coil (428) is arranged between the magnetic core (425) and the housing (424), the coil (428) is electrically connected with the magnetic seat (422).
10. The automatic linear welding device for the tank body according to the claim 1, characterized in that an inner cavity is arranged in the water cooling jacket (75), a water inlet pipe (751) and a water outlet pipe (752) are arranged on the water cooling jacket (75), and the water inlet pipe (751) and the water outlet pipe (752) are communicated with the inner cavity simultaneously; the laser range finder is characterized in that a laser emitting head (741) and a laser receiving head (742) are arranged at the end part of the laser range finder (74), and a protective coaming (743) is arranged on the peripheries of the emitting head (741) and the laser receiving head (742).
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| CN202210107932.0A CN114310064B (en) | 2022-01-28 | 2022-01-28 | Automatic linear welding device for tank body |
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| CN202210107932.0A CN114310064B (en) | 2022-01-28 | 2022-01-28 | Automatic linear welding device for tank body |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871686A (en) * | 2022-07-08 | 2022-08-09 | 江苏扬阳化工设备制造有限公司 | Pressure vessel adds clamping apparatus |
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