CN116475648B - Automatic welding equipment for steel cores of printing rollers - Google Patents
Automatic welding equipment for steel cores of printing rollers Download PDFInfo
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- CN116475648B CN116475648B CN202310752952.8A CN202310752952A CN116475648B CN 116475648 B CN116475648 B CN 116475648B CN 202310752952 A CN202310752952 A CN 202310752952A CN 116475648 B CN116475648 B CN 116475648B
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- 238000003466 welding Methods 0.000 title claims abstract description 167
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 94
- 239000010959 steel Substances 0.000 title claims abstract description 94
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 239000011324 bead Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
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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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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention relates to the technical field of steel core processing, in particular to automatic welding equipment for a printing roller steel core. The existing welding mode of the steel cores of the printing rollers is generally to fix the steel cores and the shaft heads respectively, then align the steel cores and the shaft heads, start welding equipment, weld welding positions from the side edges through the welding heads, and accurately regulate and control the positions of the welding heads on the welding equipment to enable the welding heads to be positioned at welding working positions when a plurality of steel cores are welded, so that the steps for preparing before welding are increased. The adopted linkage mechanism is matched with the bearing device, and the welding head can be automatically adjusted to the welding position in the process of putting the steel core into the bearing device, so that the step of positioning the welding position of the welding head is reduced, and the welding accuracy is improved.
Description
Technical Field
The invention relates to the technical field of steel core processing, in particular to automatic welding equipment for a printing roller steel core.
Background
The steel core of the printing roller is the main printing part of the printer, most of the printing rollers are hollow rollers, the printing rollers are generally manufactured by seamless steel pipes, the printing rollers are formed by welding tubular steel cores and two shaft heads, and the shaft heads comprise a cylindrical shaft and an end cover with the cylindrical shaft.
The existing welding mode of the steel core of the printing roller is generally to fix the steel core and the shaft head respectively, align the steel core and the shaft head, fix welding equipment at the steel core and the shaft head, accurately adjust the position of the welding head of the welding equipment, then move the welding head of the welding equipment to one side of the welding position of the steel core and the shaft head and position the welding position, start the welding equipment, and weld the welding position from the side by the welding head.
However, in the above method, when welding a plurality of steel cores, each time of welding needs to accurately control the position of the welding head on the welding equipment to make the welding head be at the welding working position, so that the steps of preparation before welding are added, the time for finishing the welding is increased, the position of the welding head is usually manually adjusted, the phenomenon of welding position deviation exists, and the welding effect is reduced.
Disclosure of Invention
Based on this, it is necessary to provide printing roller steel core automatic weld equipment, aims at solving the problem that prior art can not confirm the welding position fast when carrying out the welding to steel core and spindle nose.
In order to achieve the above purpose, the present invention is implemented by adopting the following technical scheme: an automatic welding apparatus for a steel core of a printing roller, comprising: the bottom plate, the bottom plate upper end has seted up the sliding tray.
And the bearing device is used for placing the steel core of the printing roller and is arranged at the upper end of the bottom plate.
The driving device is connected to the bottom plate in a sliding manner and used for driving the printing roller steel core to rotate.
The welding device is arranged at the upper end of the bottom plate and comprises a welding mechanism for welding a steel core of the printing roller and a shaft head, a linkage mechanism for connecting the welding mechanism and the bearing device and a placing mechanism for placing the shaft head.
The linkage mechanism comprises a Z-shaped arc plate arranged at the right end of the welding mechanism, two guide posts are symmetrically penetrated through front and back on the transverse section of the upper side of the Z-shaped arc plate, the lower ends of the guide posts are jointly provided with an arc plate, the upper end of the arc plate is close to the left side and provided with a U-shaped frame, the middle section of the U-shaped frame is penetrated through and is in threaded connection with a threaded rod, and the lower end of the threaded rod is rotationally connected with the transverse section of the upper side of the Z-shaped arc plate.
According to the embodiment of the invention, the welding device further comprises a sliding frame arranged at the upper end of the bottom plate, the sliding frame is of a back-shaped structure, sliding through holes are formed in the front side wall and the rear side wall of the sliding frame, sliding blocks are connected in the sliding frame in a sliding mode, two auxiliary blocks are symmetrically arranged on the sliding blocks in a front-back symmetrical mode and are in sliding fit with the sliding through holes, and a supporting plate is arranged at the upper end of the sliding block.
According to the embodiment of the invention, the welding mechanism comprises a rectangular frame arranged at the right end of the sliding block, a rectangular plate is arranged at the upper end of the rectangular frame close to the right side, the middle part of the rectangular plate is penetrated and is in threaded connection with an adjusting screw, the left end of the adjusting screw is rotationally connected with a rotating block, the left end of the rotating block is hinged with a moving block, a welding head of a welding module is slidingly connected on the moving block, the welding head is rotationally connected at the middle part of the rectangular frame, the welding module is fixedly connected with a bottom plate, and a connecting pipe on the welding module is penetrated at the middle part of the supporting plate.
According to the embodiment of the invention, the placing mechanism comprises a connecting plate arranged at the lower end of the sliding block, a circular through hole is formed in the middle of the connecting plate, a plurality of limiting arc plates which are uniformly distributed in the circumferential direction and fixedly connected with the connecting plate are arranged at the left end of the circular through hole, a baffle plate is jointly arranged at the left end of the limiting arc plates, a first rectangular rod penetrates through the middle of the limiting arc plates, a first square plate is arranged at one end, far away from the central axis of the circular through hole, of the first rectangular rod, a first clamping spring is arranged between the first square plate and the limiting arc plates, sliding balls are rotatably connected at one end, far away from the first square plate, of the first rectangular rod, a limiting screw is in threaded connection with the right end, close to the lower side, of the connecting plate, and balls are rotatably connected at the right end of the limiting screw.
According to the embodiment of the invention, the bearing device comprises a supporting block arranged at the upper end of the bottom plate, the upper end of the supporting block is provided with a mounting frame, the mounting frame is connected with a plurality of clamping mechanisms which are uniformly distributed in the circumferential direction, one end of each clamping mechanism, which is far away from the center of the mounting frame, is provided with an inclined block, and the middle part of the supporting block is provided with an electric push rod in a penetrating way.
According to the embodiment of the invention, the clamping mechanism comprises a second rectangular rod which penetrates through and is connected to the side wall of the mounting frame in a sliding manner, one end of the second rectangular rod, which is close to the center of the mounting frame, is provided with an arc-shaped clamping plate, a plurality of rotating beads which are linearly and uniformly distributed are rotationally connected to the inner cambered surface of the arc-shaped clamping plate, one end of the second rectangular rod, which is far away from the arc-shaped clamping plate, is provided with a second square plate, a second clamping spring is arranged between the second square plate and the mounting frame, the second square plate is fixedly connected with the inclined block, and the arc-shaped clamping plate positioned on the upper side is fixedly connected with the arc-shaped plate.
According to the embodiment of the invention, the driving device comprises a rotating frame which is connected in a sliding groove at the upper end of the bottom plate in a sliding way, the rotating frame is fixedly connected with the electric push rod, the middle part of the rotating frame is rotationally connected with a rotating pipe, a plurality of clamping mechanisms which are uniformly distributed in the circumferential direction are connected to the pipe wall of the rotating pipe, a plurality of gear teeth which are uniformly distributed in the circumferential direction are arranged on the outer surface of the rotating pipe close to the right side, a plurality of right-angle rods which are uniformly distributed in the circumferential direction are arranged on the rotating frame, an inclined plane is arranged at the left end of the transverse section of the right-angle rod, and a driving mechanism is arranged on the right end of the rotating frame close to the lower side.
According to the embodiment of the invention, the clamping mechanism comprises a clamping screw rod penetrating through and in threaded connection with the pipe wall of the rotary pipe, one end of the clamping screw rod, which is close to the central axis of the rotary pipe, is provided with a clamping arc plate, the outer ring surface of the clamping arc plate is provided with a cylindrical rod, and the cylindrical rod penetrates through the pipe wall of the rotary pipe.
According to the embodiment of the invention, the driving mechanism comprises a driving motor arranged at the right end of the rotating frame, a transmission gear is arranged on an output shaft of the driving motor, the transmission gear is in running fit with the rotating frame, and the transmission gear is meshed with gear teeth.
In summary, the present invention includes at least one of the following beneficial technical effects: 1. the linkage mechanism that adopts cooperates with holding the device, can be at the in-process that the steel core was put into with the soldered connection automatic movement to the welding position, and when welding in proper order to a plurality of steel cores of same kind, only need first time adjust the soldered connection position, need not carry out repeated dismantlement and the installation operation to the soldered connection, reduced the step that the soldered connection welded position was fixed a position, improved welded accuracy and welded efficiency.
2. The bearing device and the placing mechanism can be used for adjusting the placing space, so that the shaft heads and the steel cores with different diameters can be placed in a certain range, the use occasion of the equipment is increased, and the use flexibility of the equipment is improved.
3. The bearing device and the placing mechanism can ensure that the shaft head and the steel core are positioned at coaxial positions, and ensure the alignment accuracy between the shaft head and the steel core, thereby ensuring the welding accuracy.
4. When the steel core is welded and installed, the welding head can automatically avoid the steel core through the linkage mechanism, so that the installation of the steel core is facilitated.
5. The welding mechanism can adjust the welding angle, so that welding treatment on different shaft heads and steel cores is realized, and the flexibility of equipment use is improved.
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 required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a schematic view of a first perspective three-dimensional structure of an automatic welding device for a steel core of a printing roller according to an embodiment of the invention.
Fig. 2 shows a second perspective view of an automatic welding device for a steel core of a printing roller according to an embodiment of the present invention.
Fig. 3 shows a front view of an automatic welding apparatus for a steel core of a printing roller according to an embodiment of the present invention.
Fig. 4 shows a left side view of an automatic welding apparatus for a steel core of a printing roller according to an embodiment of the present invention.
Fig. 5 shows a cross-sectional view A-A of fig. 4.
Fig. 6 shows an enlarged view of the N region in fig. 5.
Fig. 7 shows an enlarged view of the region X in fig. 5.
Fig. 8 shows a schematic structural view of a rotary tube and a clamping mechanism of an automatic welding device for a steel core of a printing roller according to an embodiment of the invention.
Fig. 9 shows a schematic structural diagram of a linkage mechanism of an automatic welding device for a steel core of a printing roller according to an embodiment of the invention.
Fig. 10 shows a first working schematic diagram of an automatic welding device for a steel core of a printing roller according to an embodiment of the present invention.
Fig. 11 shows a second working schematic diagram of the automatic welding equipment for the steel core of the printing roller according to the embodiment of the invention.
Wherein the above figures include the following reference numerals: 1. a bottom plate; 2. a carrying device; 21. a support block; 22. a mounting frame; 23. a clamping mechanism; 231. a second rectangular bar; 232. an arc clamping plate; 233. a second square plate; 234. a second clamping spring; 24. a sloping block; 25. an electric push rod; 3. a driving device; 31. a rotating frame; 32. a rotating tube; 33. a clamping mechanism; 331. clamping a screw; 332. clamping the arc plate; 333. a cylindrical rod; 34. a right angle lever; 35. gear teeth; 36. a driving mechanism; 361. a driving motor; 362. a transmission gear; 4. a welding device; 41. a welding mechanism; 411. a rectangular frame; 412. a rectangular plate; 413. adjusting a screw; 414. a rotating block; 415. a moving block; 416. a welding module; 42. a linkage mechanism; 421. a Z-shaped arc plate; 422. a guide post; 423. an arc-shaped plate; 424. a U-shaped frame; 425. a threaded rod; 43. a placement mechanism; 431. a connecting plate; 432. limiting arc plates; 433. a baffle; 434. a first rectangular bar; 435. a first square plate; 436. a first clamping spring; 437. a limit screw; 44. a carriage; 45. a sliding block; 46. and a support plate.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
Referring to fig. 1-4, an automatic welding device for a steel core of a printing roller comprises a bottom plate 1, wherein a sliding groove is formed in the upper end of the bottom plate 1.
Referring to fig. 2 and 5, the automatic welding device for the steel core of the printing roller further comprises a welding device 4, the welding device 4 is installed at the upper end of the bottom plate 1, the welding device 4 comprises a welding mechanism 41 for welding the steel core of the printing roller and the shaft head, a linkage mechanism 42 for connecting the welding mechanism 41 and the bearing device 2, and a placing mechanism 43 for placing the shaft head.
Referring to fig. 2 and 5, the welding device 4 further includes a sliding frame 44 mounted at the upper end of the bottom plate 1, the sliding frame 44 has a back-shaped structure, sliding through holes are formed in front and rear side walls of the sliding frame 44, sliding blocks 45 are slidably connected in the sliding frame 44, two auxiliary blocks are symmetrically mounted on the sliding blocks 45 in front and rear directions, the auxiliary blocks are slidably matched with the sliding through holes, and a supporting plate 46 is mounted at the upper end of the sliding blocks 45.
Referring to fig. 5 and 7, the placement mechanism 43 includes a connection plate 431 installed at the lower end of the sliding block 45, a circular through hole is provided in the middle of the connection plate 431, a plurality of limiting arc plates 432 uniformly distributed in the circumferential direction and fixedly connected with the connection plate 431 are provided at the left end of the circular through hole, a baffle 433 is commonly installed at the left end of the limiting arc plates 432, a first rectangular rod 434 is penetrated in the middle of the limiting arc plates 432, a first square plate 435 is installed at one end of the first rectangular rod 434 far away from the central axis of the circular through hole, a first clamping spring 436 is installed between the first square plate 435 and the limiting arc plates 432, a sliding ball is rotatably connected at one end of the first rectangular rod 434 far away from the first square plate 435, a limiting screw 437 is screwed at the right end of the connection plate 431 near the lower side, and a ball is rotatably connected at the right end of the limiting screw 437.
Referring to fig. 5, 7 and 10, in specific operation, the shaft head to be welded passes through the circular through hole and is placed between the plurality of limiting arc plates 432 in a manual mode, the shaft head can be an end cover with a cylindrical shaft or a single cylindrical shaft, the baffle 433 limits the transverse position of the shaft head, meanwhile, the plurality of first clamping springs 436 drive the first rectangular rods 434 to move towards the shaft head and limit the shaft head through the first square plates 435, the first clamping springs 436 are hard springs, the elasticity is high, the self mass of the shaft head is small, therefore, the plurality of first rectangular rods 434 drive the shaft head to move to the central axis position of the baffle 433, balls on the limiting screw 437 play a role in reducing friction force between the first rectangular rods 434 and the shaft head, so that the shaft head can be rotated conveniently, the distance between the plurality of first rectangular rods 434 can be adjusted, the function of clamping limiting the shaft heads with different diameters is realized, then the limiting screw 437 is rotated, when the right end of the limiting screw 437 moves to the position with the same vertical surface as the cylindrical shaft, the first rectangular rods 434 clamp the end cover with the cylindrical shaft, the right end cover contacts with the rectangular rods 434, and the right end cover is contacted with the balls 437, or the right end of the limiting screw 437 has a role in reducing friction force between the first rectangular rods 434 and the end cover.
Referring to fig. 2, the automatic welding device for the steel core of the printing roller further comprises a bearing device 2, wherein the bearing device 2 is used for placing the steel core of the printing roller and is installed at the upper end of the bottom plate 1.
Referring to fig. 1, 2 and 5, the carrying device 2 includes a supporting block 21 mounted at the upper end of the base plate 1, a mounting frame 22 is mounted at the upper end of the supporting block 21, a plurality of circumferentially uniformly distributed clamping mechanisms 23 are connected to the mounting frame 22, an inclined block 24 is mounted at one end of the clamping mechanism 23 far away from the center of the mounting frame 22, and an electric push rod 25 is mounted in the middle of the supporting block 21 in a penetrating manner.
Referring to fig. 2, the automatic welding device for the steel core of the printing roller further comprises a driving device 3, wherein the driving device 3 is slidingly connected to the bottom plate 1 and is used for driving the steel core of the printing roller to rotate.
Referring to fig. 2, 5 and 10, during specific operation, the steel core of the printing roller is sequentially inserted into the driving device 3 and the mounting frame 22 in a manual mode, then continuously moves and is attached to the mounted shaft head, and the steel core is initially limited by the plurality of clamping mechanisms 23.
Referring to fig. 5, the clamping mechanism 23 includes a second rectangular rod 231 penetrating through and slidably connected to the side wall of the mounting frame 22, an arc-shaped clamping plate 232 is installed at one end of the second rectangular rod 231 near the center of the mounting frame 22, a plurality of linearly and uniformly distributed rotating beads are rotationally connected to the inner arc surface of the arc-shaped clamping plate 232, a second square plate 233 is installed at one end of the second rectangular rod 231 far away from the arc-shaped clamping plate 232, a second clamping spring 234 is installed between the second square plate 233 and the mounting frame 22, and the second square plate 233 is fixedly connected with the inclined block 24.
Referring to fig. 2, 5 and 10, in specific operation, the steel core is inserted between the plurality of arc clamping plates 232 in the mounting frame 22, the plurality of arc clamping plates 232 perform preliminary clamping and limiting on the steel core through the plurality of second clamping springs 234, and the second rectangular rod 231 is used for connecting the arc clamping plates 232 and guiding the movement of the arc clamping plates 232.
Referring to fig. 5 and 9, the linkage mechanism 42 includes a Z-shaped arc plate 421 mounted at the right end of the welding mechanism 41, two guide posts 422 symmetrically penetrate through the upper lateral section of the Z-shaped arc plate 421, an arc plate 423 is mounted at the lower end of the two guide posts 422, a U-shaped frame 424 is mounted at the upper end of the arc plate 423 near the left side, an arc clamping plate 232 at the upper side is fixedly connected with the arc plate 423, the middle section of the U-shaped frame 424 penetrates through and is in threaded connection with a threaded rod 425, and the lower end of the threaded rod 425 is rotationally connected with the upper lateral section of the Z-shaped arc plate 421.
Referring to fig. 5 and 9, in specific operation, before the steel core is placed, according to the installation position between the spindle nose and the steel core, the threaded rod 425 is manually rotated, the threaded rod 425 drives the Z-shaped arc plate 421 to move, and the two guide posts 422 play a role in guiding the movement of the Z-shaped arc plate 421, so that the Z-shaped arc plate 421 can only move up and down.
Referring to fig. 5 and 6, the welding mechanism 41 includes a rectangular frame 411 mounted at the right end of the sliding block 45, a rectangular plate 412 is mounted at the upper end of the rectangular frame 411 near the right side, the middle of the rectangular plate 412 is penetrated and is in threaded connection with an adjusting screw 413, the left end of the adjusting screw 413 is rotatably connected with a rotating block 414, the left end of the rotating block 414 is hinged with a moving block 415, a welding head of a welding module 416 is slidably connected on the moving block 415, the welding head is rotatably connected at the middle of the rectangular frame 411, the welding module 416 is fixedly connected with the bottom plate 1, and a connecting pipe on the welding module 416 is penetrated in the middle of the supporting plate 46.
Referring to fig. 5 and 6, in specific operation, the welding head of the welding module 416 in the vertical state performs welding treatment on the welding position of the end cover with the cylindrical shaft and the steel core in use, and the connecting position of the end cover and the steel core is located on the annular surface of the steel core, as shown in fig. 10; the welding head of the welding module 416 in an inclined state performs welding treatment on the welding position of the cylindrical shaft and the steel core when in use, and the connecting position of the cylindrical shaft and the steel core is positioned at the end part of the steel core, as shown in fig. 11; the welding angle of the welding head of the welding module 416 can be changed, the flexibility of equipment use is improved, according to the type of the required welding head, the adjusting screw 413 is manually rotated, the adjusting screw 413 drives the moving block 415 to move on the welding head of the welding module 416 through the rotating block 414, the welding head rotates under the action of the lever principle, thereby changing the welding angle of the welding head, the welding treatment is conveniently carried out on the corresponding type of head, when the position of the Z-shaped arc plate 421 is adjusted, the Z-shaped arc plate 421 drives the sliding block 45 to move on the sliding frame 44 through the rectangular frame 411, meanwhile, the rectangular frame 411 drives the welding module 416 to move, the welding module 416 is an existing automatic welding machine, then a steel core is manually inserted between the plurality of arc clamping plates 232 in the installation frame 22, in the steel core inserting process, the steel core pushes the arc clamping plates 232 located on the upper side, the arc clamping plates 232 drive the U-shaped frame 424 to move through the arc plates 423, the U-shaped frame 424 drives the Z-shaped arc plate 421 to move through the 425 threaded rod, the Z-shaped arc plate 421 drives the welding module 416 to automatically move to the welding head of the welding module 416 through the rectangular plate 412, and the welding position of the welding module is automatically moved to the welding position is reduced, and the welding positioning accuracy is improved.
Referring to fig. 2 and 5, the driving device 3 includes a rotating frame 31 slidably connected in a sliding groove at the upper end of the bottom plate 1, the rotating frame 31 is fixedly connected with the electric push rod 25, a rotating tube 32 is rotatably connected in the middle of the rotating frame 31, a plurality of clamping mechanisms 33 uniformly distributed in circumferential direction are connected on the tube wall of the rotating tube 32, a plurality of gear teeth 35 uniformly distributed in circumferential direction are installed on the outer surface of the rotating tube 32 near the right side, a plurality of right-angle rods 34 uniformly distributed in circumferential direction are installed on the rotating frame 31, an inclined plane is formed at the left end of a transverse section of the right-angle rod 34, and a driving mechanism 36 is installed on the right end of the right-angle rod 34 and the rotating frame 31 near the lower side.
Referring to fig. 2 and 5, during specific operation, the steel core passes through the rotary tube 32 and is located between the two clamping mechanisms 33, then the electric push rod 25 is started, the electric push rod 25 drives the rotary tube 32 to move through the rotary frame 31, and simultaneously drives the inclined planes on the plurality of right angle rods 34 to move towards the plurality of inclined blocks 24 and push the plurality of inclined blocks 24, the plurality of inclined blocks 24 bear force and drive the plurality of arc clamping plates 232 to push the steel core through the plurality of second rectangular rods 231, so that the steel core and the shaft head are in a coaxial state, the steel core and the shaft head are aligned, welding accuracy is ensured, and the rotating beads on the arc clamping plates 232 facilitate movement of the steel core.
Referring to fig. 5 and 8, the clamping mechanism 33 includes a clamping screw 331 penetrating through and screwed on the wall of the rotary tube 32, a clamping arc plate 332 is installed at one end of the clamping screw 331 near the central axis of the rotary tube 32, a cylindrical rod 333 is installed on the outer circumferential surface of the clamping arc plate 332, and the cylindrical rod 333 penetrates through the wall of the rotary tube 32.
Referring to fig. 5 and 8, in specific operation, two clamping screws 331 are rotated, and the two clamping screws 331 drive two clamping arc plates 332 to clamp and limit the steel core, and the cylindrical rod 333 plays a role in guiding the movement of the clamping arc plates 332.
Referring to fig. 5, the driving mechanism 36 includes a driving motor 361 mounted at the right end of the rotating frame 31, a transmission gear 362 is mounted on an output shaft of the driving motor 361, the transmission gear 362 is in running fit with the rotating frame 31, and the transmission gear 362 is meshed with the gear teeth 35.
Referring to fig. 5 and 10, in specific operation, after the clamping arc plate 332 clamps and limits the steel core, the welding module 416 is started, the welding head of the welding module 416 performs welding treatment on the welding position, meanwhile, the driving motor 361 is started, the driving motor 361 is matched with the gear teeth 35 through the transmission gear 362, so as to drive the rotating tube 32 to rotate, the rotating tube 32 drives the steel core to rotate through the clamping screw 331 and the clamping arc plate 332, the welding head welds the annular welding position, after the welding of the steel core and the shaft head is completed, the driving motor 361 and the welding module 416 are closed, the welded steel core is taken down from the rotating tube 32 and the mounting frame 22, and the welding is completed.
The invention is particularly used: s1: before the steel core is placed, according to the shape of the shaft head and the welding position between the shaft head and the steel core, the angle of the welding head is adjusted, and the concrete mode is as follows: the threaded rod 425 is manually rotated, the threaded rod 425 drives the Z-shaped arc plate 421 to move so as to adjust the height of the welding head, then the adjusting screw 413 is manually rotated, and the adjusting screw 413 drives the moving block 415 to move on the welding head of the welding module 416 through the rotating block 414, so that the welding angle of the welding head is changed.
S2: the shaft heads to be welded penetrate through the circular through holes in a manual mode and are placed between the limiting arc plates 432, the baffle 433 limits the transverse positions of the shaft heads, and meanwhile, the first rectangular rods 434 are driven to move towards the shaft heads by the first square plates 435 to limit the shaft heads.
S3: the printing roller steel core is sequentially inserted into the rotary pipe 32 and the mounting frame 22 in an artificial mode, then continuously moves and is attached to the mounted shaft head, the plurality of clamping mechanisms 23 perform preliminary limiting on the steel core, then the two clamping screws 331 are rotated, and the two clamping screws 331 drive the two clamping arc plates 332 to clamp and limit the steel core.
S4: the electric push rod 25 is started, the electric push rod 25 drives the rotary pipe 32 to move through the rotating frame 31, and simultaneously drives the inclined planes on the plurality of right-angle rods 34 to move towards the directions of the plurality of inclined blocks 24 and push the plurality of inclined blocks 24, the plurality of inclined blocks 24 are stressed and drive the plurality of arc-shaped clamping plates 232 to push the steel core through the plurality of second rectangular rods 231, so that the steel core and the shaft head are in a coaxial state.
S5: starting the welding module 416, welding the welding position by a welding head of the welding module 416, starting the driving motor 361 at the same time, matching the driving motor 361 with the gear teeth 35 through the transmission gear 362, driving the rotating tube 32 to rotate, driving the steel core to rotate by the rotating tube 32 through the clamping screw 331 and the clamping arc plate 332, welding the annular welding position by the welding head, closing the driving motor 361 and the welding module 416 after the welding of the steel core and the shaft head is completed, taking down the welded steel core from the rotating tube 32 and the mounting frame 22, and finishing the welding.
In the description of the embodiments of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "outer", etc., are based on those shown in the drawings, are merely for convenience of describing the embodiments of the present invention and for 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 embodiments of 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. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality", "a plurality of groups" is two or more.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not limited in scope by the present invention, so that all equivalent changes according to the structure, shape and principle of the present invention are covered in the scope of the present invention.
Claims (6)
1. The utility model provides a printing roller steel core automatic weld equipment, includes bottom plate (1), and the sliding tray, its characterized in that have been seted up to bottom plate (1) upper end:
the bearing device (2) is used for placing the steel core of the printing roller and is arranged at the upper end of the bottom plate (1);
the driving device (3) is connected to the bottom plate (1) in a sliding manner and is used for driving the steel core of the printing roller to rotate;
the welding device (4) is arranged at the upper end of the bottom plate (1), the welding device (4) comprises a welding mechanism (41) for welding a printing roller steel core and a shaft head, a linkage mechanism (42) for connecting the welding mechanism (41) and the bearing device (2) and a placing mechanism (43) for placing the shaft head;
the linkage mechanism (42) comprises a Z-shaped arc plate (421) arranged at the right end of the welding mechanism (41), two guide posts (422) are symmetrically penetrated front and back on the upper lateral section of the Z-shaped arc plate (421), an arc plate (423) is jointly arranged at the lower ends of the two guide posts (422), a U-shaped frame (424) is arranged at the upper end of the arc plate (423) close to the left side, the middle section of the U-shaped frame (424) penetrates through and is in threaded connection with a threaded rod (425), and the lower end of the threaded rod (425) is in rotary connection with the upper lateral section of the Z-shaped arc plate (421);
the bearing device (2) comprises a supporting block (21) arranged at the upper end of the bottom plate (1), a mounting frame (22) is arranged at the upper end of the supporting block (21), a plurality of clamping mechanisms (23) which are uniformly distributed in the circumferential direction are connected to the mounting frame (22), an inclined block (24) is arranged at one end, far away from the center of the mounting frame (22), of the clamping mechanism (23), and an electric push rod (25) is arranged in the middle of the supporting block (21) in a penetrating manner;
the clamping mechanism (23) comprises a second rectangular rod (231) penetrating through and connected to the side wall of the mounting frame (22) in a sliding mode, an arc-shaped clamping plate (232) is installed at one end, close to the center of the mounting frame (22), of the second rectangular rod (231), a plurality of rotating beads which are distributed linearly and evenly are rotationally connected to the inner cambered surface of the arc-shaped clamping plate (232), a second square plate (233) is installed at one end, far away from the arc-shaped clamping plate (232), of the second rectangular rod (231), a second clamping spring (234) is installed between the second square plate (233) and the mounting frame (22), the second square plate (233) is fixedly connected with the inclined block (24), and the arc-shaped clamping plate (232) located on the upper side is fixedly connected with the arc-shaped plate (423);
the driving device (3) comprises a rotating frame (31) which is connected in a sliding groove at the upper end of the bottom plate (1) in a sliding mode, the rotating frame (31) is fixedly connected with an electric push rod (25), a rotating pipe (32) is rotationally connected to the middle of the rotating frame (31), a plurality of clamping mechanisms (33) which are evenly distributed in the circumferential direction are connected to the pipe wall of the rotating pipe (32), a plurality of gear teeth (35) which are evenly distributed in the circumferential direction are installed on the outer surface of the rotating pipe (32) close to the right side, a plurality of right-angle rods (34) which are evenly distributed in the circumferential direction are installed on the rotating frame (31), an inclined plane is formed in the left end of a transverse section of the right-angle rod (34), and a driving mechanism (36) is installed on the right end of the rotating frame (31) close to the lower side.
2. The automatic welding device for steel cores of printing rolls according to claim 1, characterized in that: the welding device (4) further comprises a sliding frame (44) arranged at the upper end of the bottom plate (1), the sliding frame (44) is of a back-shaped structure, sliding through holes are formed in the front side wall and the rear side wall of the sliding frame (44), sliding blocks (45) are connected in the sliding frame (44) in a sliding mode, two auxiliary blocks are symmetrically arranged on the sliding blocks (45) in a front-back mode and are in sliding fit with the sliding through holes, and a supporting plate (46) is arranged at the upper end of each sliding block (45).
3. An automatic welding apparatus for steel cores of printing rolls according to claim 2, characterized in that: the welding mechanism (41) comprises a rectangular frame (411) arranged at the right end of the sliding block (45), a rectangular plate (412) is arranged at the upper end of the rectangular frame (411) close to the right side, the middle of the rectangular plate (412) is penetrated and in threaded connection with an adjusting screw (413), the left end of the adjusting screw (413) is rotationally connected with a rotating block (414), the left end of the rotating block (414) is hinged with a moving block (415), a welding head of a welding module (416) is slidingly connected on the moving block (415), the welding head is rotationally connected to the middle of the rectangular frame (411), the welding module (416) is fixedly connected with a bottom plate (1), and a connecting pipe on the welding module (416) is penetrated in the middle of a supporting plate (46).
4. An automatic welding apparatus for steel cores of printing rolls according to claim 2, characterized in that: the utility model provides a place mechanism (43) including installing connecting plate (431) of slider (45) lower extreme, circular through-hole has been seted up at connecting plate (431) middle part, circular through-hole left end be provided with a plurality of circumference evenly distributed and with connecting plate (431) fixed connection's spacing arc board (432), a plurality of baffle (433) are installed jointly to spacing arc board (432) left end, first rectangle pole (434) are worn to be equipped with at spacing arc board (432) middle part, first rectangle pole (434) are kept away from the one end of circular through-hole axis and are installed first square board (435), install first clamping spring (436) between first square board (435) and the spacing arc board (432), the one end rotation that first square board (435) were kept away from to first rectangle pole (434) is connected with the sliding bead, the connecting plate (431) right-hand member is close to downside department threaded connection limit screw (437), limit screw (437) right-hand member rotates and is connected with the ball.
5. The automatic welding device for steel cores of printing rolls according to claim 1, characterized in that: the clamping mechanism (33) comprises a clamping screw (331) which penetrates through the pipe wall of the rotary pipe (32) and is in threaded connection with the pipe wall of the rotary pipe, a clamping arc plate (332) is installed at one end, close to the central axis of the rotary pipe (32), of the clamping screw (331), a cylindrical rod (333) is installed on the outer annular surface of the clamping arc plate (332), and the cylindrical rod (333) penetrates through the pipe wall of the rotary pipe (32).
6. The automatic welding device for steel cores of printing rolls according to claim 1, characterized in that: the driving mechanism (36) comprises a driving motor (361) arranged at the right end of the rotating frame (31), a transmission gear (362) is arranged on an output shaft of the driving motor (361), the transmission gear (362) is in running fit with the rotating frame (31), and the transmission gear (362) is meshed with the gear teeth (35).
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| CN202310752952.8A CN116475648B (en) | 2023-06-26 | 2023-06-26 | Automatic welding equipment for steel cores of printing rollers |
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| CN202310752952.8A CN116475648B (en) | 2023-06-26 | 2023-06-26 | Automatic welding equipment for steel cores of printing rollers |
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| CN116475648B true CN116475648B (en) | 2023-08-29 |
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| CN116765668B (en) * | 2023-08-24 | 2023-10-20 | 济南鼎拓电气有限公司 | Automatic welding machine for tubular bus |
| CN117283136B (en) * | 2023-11-27 | 2024-02-06 | 中建一局集团第二建筑有限公司 | Multi-angle welding equipment for building steel structure |
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| CN117655606B (en) * | 2023-12-30 | 2024-07-23 | 江苏时代天勤彩色包装有限公司 | Welding device for steel core of printing roll shaft |
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