CN211538344U - Tungsten utmost point color mark machine with crowded liquid subassembly - Google Patents

Abstract

The utility model discloses a tungsten utmost point look mark machine with crowded liquid subassembly, its technical scheme main points are: the device comprises a rack, wherein a parallel feeding device for storing tungsten electrode rods is arranged on the rack, a conveying device for conveying the tungsten electrode rods is arranged at the tail end of the parallel feeding device, a color marking device for marking the tungsten electrode rods is arranged on a transfer device, and a liquid squeezing assembly is further arranged on the color marking device; the liquid squeezing assembly comprises a liquid squeezing roller, a connecting arm rotatably connected with the liquid squeezing roller is arranged at the end of the liquid squeezing roller, and one end, far away from the liquid squeezing roller, of the connecting arm is rotatably connected with the rack. And a torsional spring which enables the liquid squeezing roller to squeeze towards the direction of the color cotton is sleeved on the connecting arm and a rotating shaft on the rack. The utility model has the advantages that: the thickness of the coating of the tungsten pole can be adjusted.

Description

Tungsten utmost point color mark machine with crowded liquid subassembly

Technical Field

The utility model relates to a tungsten utmost point stick production facility field, concretely relates to tungsten utmost point look mark machine with crowded liquid subassembly.

Background

The tungsten electrode is used as a necessary consumable in the metal welding industry, and the rare earth element is added in a tungsten matrix by using a powder metallurgy method, so that the tungsten electrode has better performance. In order to distinguish different types of tungsten electrodes during production, the circumferential surfaces of the tungsten electrodes need to be marked by painting.

Chinese utility model with grant bulletin number CN204710648U discloses a color marker, including marking color device and feed assembly, wherein mark the color device and take turns to the outer peripheral face of tungsten utmost point stick through the japanning and scribble the roller dye liquor, the below of japanning wheel is provided with the dye box, in the use, along with the rotation of japanning wheel and then scribble the dye liquor in the dye box and scribble on the japanning wheel.

However, in the dyeing process, if the dye liquor in the dye box is too much, the paint wheel rotates each time, the dye liquor is carried out more, so that the tungsten electrode rod is coated excessively, the dye liquor is wasted, and the time for drying the dye liquor is prolonged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tungsten utmost point look mark machine with crowded liquid subassembly, its advantage can adjust the thickness of scribbling of tungsten utmost point stick.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a tungsten electrode color marking machine with a liquid squeezing assembly comprises a rack, wherein a parallel feeding device used for storing a tungsten electrode rod is arranged on the rack, a conveying device used for conveying the tungsten electrode rod is arranged at the tail end of the parallel feeding device, a color marking device used for marking the tungsten electrode rod is arranged on a transfer device, the color marking device comprises a color marking frame fixedly connected with the rack, a color marking wheel used for coating the circumferential surface of the tungsten electrode rod is rotatably connected onto the color marking frame, a dye liquid box used for containing dye liquid is arranged below the color marking wheel, the circumferential surface of the color marking wheel is fixedly connected with color coating cotton used for adsorbing the dye liquid, and a rotating assembly used for driving the color marking wheel to rotate is further arranged on the color marking frame; a liquid squeezing component for squeezing out redundant dye liquid is arranged on the peripheral surface of the color marking wheel;

the liquid squeezing assembly comprises a liquid squeezing roller which is arranged on the peripheral surface of the color marking wheel and is squeezed with the color-coated cotton, a connecting arm which is rotationally connected with the liquid squeezing roller is arranged at the end part of the liquid squeezing roller, and one end, far away from the liquid squeezing roller, of the connecting arm is rotationally connected with the color marking frame. The axis of the rotating shaft on the connecting arm and the color marking frame is parallel to the axis of the rotating rod, and a torsional spring which enables the liquid squeezing roller to squeeze in the direction of the color-coated cotton is sleeved on the rotating shaft.

Through above-mentioned technical scheme, when the tungsten utmost point stick was transported to mark on the look device by conveyer, the face of scribbling of the global of tungsten utmost point stick and mark color wheel outer peripheral face contacts each other, because mark color wheel rotates around self axial under rotating assembly's drive, thereby the face of dying is through rotatory and tungsten utmost point stick outer peripheral face contact when having dipped in and being located mark color wheel below dye liquor box dye liquor, and the tungsten utmost point stick is owing to receive scribble the frictional force that the face brought for the tungsten utmost point stick and then rotate on conveyer, thereby make to scribble the face of scribbling and can be to the whole outer peripheral face contact of tungsten utmost point stick and scribble the look, and then mark the mark of the tungsten utmost point stick of different specifications has been accomplished to the look device. The setting of crowded liquid subassembly torsional spring makes the linking arm rotate around the axis of rotation of linking arm and mark look frame under the elastic action force that receives the torsional spring, thereby paste crowded liquid roller and lean on the cotton outer peripheral face of scribbling the look and extrude the face of scribbling, and extrude scribbling unnecessary dye liquor in the face of scribbling, thereby reduced the content of dye liquor in the face of scribbling, and will have hanged down the thickness of scribbling of mark look device to the tungsten utmost point stick, the dye liquor has been saved on the one hand, on the other hand makes the dye liquor dry more easily, thereby manufacturing cost has been reduced.

The utility model discloses further set up to: a rotating rod is coaxially and fixedly connected to the marking color wheel, penetrates through the marking color frame and is in rotating connection with the marking color frame; the rotating assembly comprises a rotating gear fixedly connected to the rotating rod, a driving motor is fixedly connected to the color marking frame, a driving gear is coaxially fixedly connected to an output shaft of the driving motor, and the rotating gear is meshed with the driving gear.

Through above-mentioned technical scheme, when driving motor during operation, driving motor's output shaft drives drive gear and rotates, and drive gear meshing rotating gear drives rotating gear and rotates to make and rotate with the coaxial mark look wheel of concreteing of rotating gear, and then accomplish subsequent mark look work. The driving assembly is arranged, so that the color marking wheel can automatically rotate under the action of the driving motor, and the convenience of the color marking device in use is improved; and the rotating gear is meshed with the driving gear, so that the rotating speed of the driving motor is controlled, the marking color wheel can work at a proper speed, and the stability of the marking color device in use is improved.

The utility model discloses further set up to: a connecting shaft coaxially penetrates through the liquid squeezing roller, the connecting shaft is rotatably connected with the liquid squeezing roller, a limiting column is fixedly connected onto the connecting shaft, and a limiting hole for accommodating the limiting column to be inserted and clamped is formed in the corresponding connecting arm.

Through the technical scheme, the limiting columns on the connecting shaft can be inserted into the limiting holes in the corresponding connecting arms, and the connecting shaft and the connecting arms can be detachably connected through the mutual matching of the limiting columns and the limiting holes, so that the liquid squeezing roller is convenient to maintain and replace by workers, and the convenience of the liquid squeezing assembly in installation and maintenance is improved.

The utility model discloses further set up to: the connecting arm is provided with a fastening screw hole towards the limiting hole, and the fastening screw hole is internally connected with a jackscrew, one end of the jackscrew is propped against the surface of the limiting column and is fixed by the jackscrew.

Through the technical scheme, when the limiting column is inserted into the limiting hole, a worker can screw the jackscrew thread into the fastening screw hole, the end part of the jackscrew is pressed against the surface of the limiting column, the connecting shaft and the connecting arm are fixed mutually, and the stability of the fixing of the connecting shaft and the connecting arm is improved.

The utility model discloses further set up to: the color marking frame is connected with a top in a sliding mode, the top touches the side wall of the connecting arm and enables the connecting arm to rotate, so that the liquid squeezing roller is far away from the adjusting rod of the color coating cotton, and the side wall of the color marking frame is provided with an adjusting groove for accommodating the sliding of the adjusting rod.

Through above-mentioned technical scheme, the staff can slide in the adjustment tank through the control regulation pole, and then makes the global top of adjusting the pole touch the linking arm to make the linking arm rotate, thereby adjusted crowded liquid roller and scribbled the extrusion degree between the look face, controlled the dye liquor content in the look face, and then adjusted the thickness of scribbling of mark look device to the tungsten utmost point stick.

The utility model discloses further set up to: one of the adjusting rod is provided with a limiting block which is attached to the side wall of the color marking frame in a mutual leaning mode, the side wall of the color marking frame, which deviates from the limiting block, is provided with a clamping nut, the clamping nut is sleeved on the adjusting rod, and the adjusting rod is correspondingly provided with an external thread which is in mutual threaded fit with the clamping nut.

Through the technical scheme, after the position of the control rod is adjusted by a worker, the worker can rotate the clamping nut in a screwing mode and enable the end part of the clamping nut to be pressed against the side wall of the color marking frame, and the clamping nut and the limiting block are fixed with the color marking frame through the adjusting rod. The clamping nut and the limiting block are matched with each other, so that the stability of the adjusting rod in adjusting the liquid squeezing degree of the worship assembly is improved.

The utility model discloses further set up to: the clamping nut is a butterfly nut.

Through the technical scheme, due to the arrangement of the butterfly nut, a worker can directly screw the clamping nut by hand and fix the clamping nut. The convenience in operation is improved.

To sum up, the utility model discloses following beneficial effect has:

the method comprises the following steps that firstly, the liquid squeezing assembly extrudes color-coated cotton, so that the content of dye liquid in the color-coated cotton can be controlled when the tungsten electrode color marking machine carries out color marking on a tungsten electrode rod, and further the color-coated thickness of the tungsten electrode rod is controlled, and the convenience of the tungsten electrode color marking machine in use is improved;

two, through adjusting part's setting for the staff can be through the regulation pole that slides, and then adjusts crowded liquid degree of liquid roller to scribbling the cotton, thereby makes tungsten utmost point color mark machine can scribble the different thickness of department, has increased the universality of tungsten utmost point color mark machine when using.

Drawings

FIG. 1 is a schematic overall structure diagram of a tungsten polar color marker;

FIG. 2 is a schematic view of the overall structure of the storage hopper;

FIG. 3 is a sectional view of the internal structure of the storage hopper;

FIG. 4 is a schematic view of the operational state of the pickup and embodying the transfer apparatus;

FIG. 5 is an enlarged view of detail A of FIG. 4;

FIG. 6 is a schematic view of the color marking device in an operating state and showing a liquid squeezing assembly;

FIG. 7 is a schematic view of the color marking device and shows the operation of the adjustment assembly;

FIG. 8 is an exploded view of the wringing assembly;

fig. 9 is a schematic view of the overall structure of the drying assembly;

FIG. 10 is a cross-sectional view embodying a diverter plate;

fig. 11 is a schematic diagram showing the operation state of the driving assembly.

In the figure, 1, a frame; 2. a parallel feeding device; 21. a storage hopper; 211. a through hole; 212. a support strip; 213. a slideway; 22. a second swash plate; 221. opening the gap; 23. a fixing assembly; 231. a slide bar; 232. fastening a nut; 24. a first sloping plate; 25. a fixing plate; 251. a chute; 26. a splint; 261. a slide bar; 262. fixing a nut; 263. a handle; 264. an arc-shaped plate; 27. a pickup disk; 271. a working frame; 272. a drive motor; 273. a notch; 3. a conveying device; 31. a sprocket; 32. a chain; 33. a support rail; 34. a U-shaped chain sheet; 4. a color marking device; 41. marking a color frame; 411. rotating the rod; 42. marking a color wheel; 421. coating colored cotton; 422. a dye liquor box; 43. a rotating assembly; 431. a rotating gear; 432. rotating the motor; 433. a drive gear; 44. a liquid squeezing assembly; 441. a connecting arm; 4411. a limiting hole; 4412. fastening screw holes; 442. a connecting shaft; 4421. a limiting column; 4422. carrying out top thread; 443. a liquid squeezing roller; 444. a torsion spring; 45. an adjustment assembly; 451. an adjustment groove; 452. adjusting a rod; 453. a limiting block; 454. clamping the nut; 5. a drying device; 51. a baking oven body; 511. a vent hole; 52. a fan; 521. a blast nozzle; 522. a blast pipe; 523. a flow distribution plate; 53. an electric heating tube; 54. a baffle; 55. a wind screen; 56. a drive assembly; 560. a driving frame; 561. a belt pulley; 562. a drive belt; 563. a linkage motor; 57. a guide arc plate; 58. a support plate; 6. a material collecting box; 7. a tungsten pole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a tungsten utmost point colour mark machine with crowded liquid subassembly, as shown in figure 1, place frame 1 on ground including the level, be provided with parallel loading attachment 2 that is used for storing tungsten utmost point stick 7 in the frame 1, the below of parallel loading attachment 2 is provided with conveyer 3 that is used for transporting tungsten utmost point stick 7, is provided with on conveyer 3 to be used for carrying out the mark look device 4 of mark look to tungsten utmost point stick 7, conveyer 3's end still is provided with and is used for carrying out drying device 5 to marking the tungsten utmost point stick 7 that the look was accomplished. After the tungsten electrode rod 7 is dried by the drying device 5, the tail end of the conveying device 3 is also provided with a material collecting box 6 for collecting the tungsten electrode rod 7.

As shown in fig. 2 and 3, the parallel feeding device 2 includes a storage hopper 21, a second inclined plate 22 is arranged in the storage hopper 21, the second inclined plate 22 is arranged obliquely downward, a gap 221 is formed between a lower end surface of the second inclined plate 22 and a side wall of the storage hopper 21, and the width of the gap 221 is larger than the diameter of the tungsten electrode rod 7 and smaller than twice the diameter of the tungsten electrode rod 7, so that the gap 221 can only accommodate one tungsten electrode rod 7 to pass through at a time. In order to make the gap 221 be adaptable to tungsten electrode bars 7 with different diameters, the second inclined plate 22 and the side wall of the storage hopper 21 can slide relative to each other. A through hole 211 for accommodating the second inclined plate 22 to slide out is formed in the side wall of the storage hopper 21; the two parallel side walls of the storage hopper 21 and the second inclined plate 22 in the length direction are respectively and fixedly connected with a bearing strip 212 for bearing the second inclined plate 22, the bearing strip 212 is also inclined downwards, and the bearing strip 212 is parallel to the second inclined plate 22. The second sloping plate 22 is placed on the support bar 212 and the second sloping plate 22 can slide along the length of the support bar 212. When the second sloping plate 22 slides, the upper end face of the second sloping plate 22 can slide out of the through hole 211, and the through hole 211 provides a sliding space for the second sloping plate 22. The slide 213 has been seted up along the length direction of bearing strip 212 on the storage hopper 21 lateral wall that the rigid coupling has bearing strip 212, slide 213 link up the both sides of storage hopper 21 lateral wall simultaneously, the slide 213 internal slipping is connected with a fixed subassembly 23, fixed subassembly 23 including set up in slide 213 and with the slide bar 231 of second swash plate 22 lateral wall rigid coupling, slide bar 231 deviates from the one end peripheral face of second swash plate 22 and has seted up the external screw thread, and threaded connection has a fastening nut 232 on the slide bar 231 (in this embodiment fixing nut 262 sets up to butterfly nut). After the width of the opening 221 is adjusted by the worker, the fastening nut 232 can be screwed to abut against the side wall of the storage hopper 21. Thereby fixing the second sloping plate 22 and the storage hopper 21 to each other. The arrangement of the fixing component 23 improves the stability of the fixing of the second inclined plate 22 and the side wall of the storage hopper 21, and the width of the notch 221 is reduced to change along with the sliding of the tungsten electrode rod 7 on the second inclined plate 22, so that the limiting effect of the notch 221 on the tungsten electrode rod 7 is further influenced. The below of opening 221 still is provided with first swash plate 24, and first swash plate 24 slope sets up downwards to the contained angle of first swash plate 24 and horizontal plane is less than the contained angle of second swash plate 22 and horizontal plane, the upper end and the storage hopper 21 lateral wall rigid coupling of first swash plate 24, and tungsten utmost point stick 7 drops on first swash plate 24's surface behind opening 221, and slides downwards along the length direction of first swash plate 24.

As shown in fig. 4, the lower end of the first sloping plate 24 is provided with two pickup discs 27, the outer peripheral surface of the pickup disc 27 is flush with the lower end surface of the first sloping plate 24, the two pickup discs 27 are coaxially arranged, and the two pickup discs 27 are rotatably connected with the frame 1; two parallel work frames 271 are fixedly connected to two sides of the frame 1, one of the work frames 271 is fixedly connected to a driving motor 272, and an output shaft of the driving motor 272 simultaneously passes through the centers of the two picking disks 27 and is fixedly connected to the two picking disks 27, so that the two picking disks 27 can rotate at the same rotation speed. A plurality of notches 273 are further uniformly formed in the outer peripheral surface of each pickup disk 27, each notch 273 can only accommodate one tungsten pole 7 to be clamped in, and the notches 273 on the two pickup disks 27 correspond to each other one by one, so that one tungsten pole 7 can be picked up by the corresponding notches 273 on the two pickup disks 27 together, and the picked tungsten pole 7 is parallel to the axis of the output shaft of the driving motor 272. The tungsten rod 7 caught by the notch 273 is conveyed to the conveyor 3 as the pickup plate 27 rotates.

As shown in fig. 2 and 3, two fixing plates 25 are vertically fixed to two sides of the first inclined plate 24, a distance between the two fixing plates 25 is equal to the length of the tungsten rod 7, a clamping plate 26 is further disposed between the two fixing plates 25, and the clamping plate 26 is located above the first inclined plate 24 and parallel to the first inclined plate 24. The upper surface of the clamping plate 26 is fixedly connected with two sliding rods 261 perpendicular to the plane of the fixed plate 25, a sliding groove 251 for accommodating the sliding rod 261 is formed in the fixed plate 25, and the length direction of the sliding groove 251 is parallel to the length direction of the second inclined plate 22. The sliding rod 261 passes through the corresponding sliding groove 251 and is connected with the fixed plate 25 in a sliding manner. The outer peripheral surface of the sliding rod 261 near both ends is provided with external threads, and both ends of the sliding rod 261 are respectively sleeved with a fixing nut 262 in threaded fit with the sliding rod 261.

When a worker adds the tungsten electrode rod 7 into the storage hopper 21, the tungsten electrode rod 7 slides onto the first inclined plate 24 from the notch 221, and at the moment, the worker can control the clamping plate 26 to slide along the length direction of the sliding groove 251, and the distance between the clamping plate 26 and the first inclined plate 24 is adjusted, so that only a single tungsten electrode rod 7 can be allowed to sequentially pass through between the clamping plate 26 and the first inclined plate 24. The fixing plate 25 and the clamping plate 26 are then fixed against each other by screwing the fixing nut 262. Through the spacing of splint 26 and first swash plate 24 to tungsten utmost point stick 7 for tungsten utmost point stick 7 can only arrange the single-layer in the space between splint 26 and first swash plate 24, thereby has reduced tungsten utmost point stick 7 and has probably piled up on first swash plate 24 when gliding, influences the condition of picking up disc 27. The relative slip of splint 26 and fixed plate 25 for splint 26 can be adjusted with the interval of first swash plate 24, thereby makes splint 26 can carry on spacingly to the tungsten utmost point stick 7 of multiple different diameter specifications on the one hand, has improved the suitability when tungsten utmost point color mark machine carries out the mark colour to the tungsten utmost point stick 7 of different diameters. On the other hand, if the tungsten electrode rod 7 is blocked in the space between the clamping plate 26 and the first inclined plate 24, the worker can adjust the distance between the clamping plate 26 and the first inclined plate 24 so as to dredge the inner space between the clamping plate 26 and the first inclined plate 24.

As shown in fig. 2 and fig. 3, in order to facilitate the worker to screw the fixing nut 262, a handle 263 is further respectively sleeved at both ends of the sliding rod 261, and the handle 263 is coaxially and fixedly connected with the fixing nut 262. The arrangement of the handle 263 allows an operator to control the sliding of the clamping plate 26 through the handle 263, and allows the operator to screw the handle 263 to drive the fixing nut 262 fixedly connected to the handle 263, so as to fix the fixing plate 25 and the clamping plate 26 to each other. The convenience of the worker in handling the clamping plate 26 is improved. An arc plate 264 is further fixed to the upper port of the clamping plate 26, the arc plate 264 is bent in a direction away from the first inclined plate 24, and one end of the arc plate 264, which is far away from the clamping plate 26, is pressed against the lower surface of the second inclined plate 22. Because the length direction of the sliding groove 251 and the second inclined plate 22 are parallel to each other, the arc-shaped plate 264 can always keep close contact with the second inclined plate 22 when sliding along the length direction of the sliding groove 251 along with the clamping plate 26. When the tungsten electrode rod 7 slides to the surface of the first inclined plate 24 from the notch 221, the tungsten electrode rod 7 is limited between the arc-shaped plate 264 and the first inclined plate 24, so that the situation that the tungsten electrode rod 7 rolls off from the upper surface of the clamping plate 26 is reduced, and the stability of the clamping plate 26 in use is improved.

As shown in fig. 4 and 5, the conveying device 3 includes two sets of sprockets 31 arranged along the length direction of the frame 1, two sets of sprockets 31 are coaxially arranged along the width direction of the frame 1, one set of sprockets 31 close to the picking device is coaxially fixedly connected with the two picking discs 27 respectively, and can be driven by the driving motor 272 to rotate together with the picking discs 27, one set of sprockets 31 far away from the picking device is rotatably connected with the frame 1, and the two sets of sprockets 31 are located at the same height. Two same-side chain wheels 31 arranged along the length direction are in the same plane, and a chain 32 is erected at the same time. The frame 1 is further provided with a support rail 33 for supporting the chain 32 located above, and the support rail 33 is fixedly connected with the frame 1. The chain 32 is also fixedly connected with a plurality of U-shaped chain sheets 34 for fixing the tungsten pole bars 7, when the U-shaped chain sheets 34 rotate on the chain wheel 31 along with the chain 32, the openings of the U-shaped chain sheets 34 are arranged away from the center of the chain wheel 31, and the U-shaped chain sheets 34 on the two groups of chains 32 are in one-to-one correspondence. The tungsten rods 7 carried by the pick-up tray 27 can be snapped into the U-shaped chain 34 and then carried by the conveyor 3 to the subsequent station. The U-shaped chain sheets 34 are matched with the notches 273 of the picking disks 27, so that each tungsten pole 7 picked by the picking disks 27 can be accurately placed into the corresponding U-shaped chain sheet 34, and the stability of the conveying device 3 during material conveying is improved.

As shown in fig. 6 and 7, the color marking device 4 includes a color marking frame 41 disposed on the frame 1, a rotating rod 411 is vertically disposed on the color marking frame 41, the rotating rod 411 is rotatably connected to the color marking frame 41, a color marking wheel 42 for coloring the circumferential surface of the tungsten electrode rod 7 is coaxially and fixedly connected to the rotating rod 411, and the uppermost portion of the color marking wheel 42 is flush with the bottom wall of the U-shaped chain piece 34 disposed on the opening. The outer peripheral surface of the marking wheel 42 is fixedly connected with a color-coated cotton 421 for adsorbing the dye solution and coating the dye solution on the peripheral surface of the tungsten electrode rod 7. A dye liquor box 422 for containing dye liquor is arranged below the marking color wheel 42, the dye liquor box 422 is fixedly connected with the rack 1, and the lowest point of the marking color wheel 42 is positioned in the dye liquor box 422 and is contacted with the dye liquor. The color marking frame 41 is further provided with a rotating assembly 43 for driving the color marking wheel 42 to rotate. The rotating assembly 43 includes a rotating gear 431 coaxially fixed on the rotating rod 411, a rotating motor 432 fixedly connected on the color marking frame 41, and a driving gear 433 coaxially fixed on an output shaft of the rotating motor 432 and meshed with the rotating gear 431. When the rotation motor 432 is operated, the color wheel 42 is driven to rotate around the rotation rod 411 by the mutual engagement of the driving gear 433 and the rotation gear 431, and the rotation direction of the color wheel 42 is opposite to the movement direction of the chain 32. When the tungsten electrode bar 7 moves along with the chain 32 and contacts with the color coating cotton 421 on the color marking wheel 42, the tungsten electrode bar 7 is driven to rotate along with the rotation of the color marking wheel 42, and the dye solution is coated on the circumferential surface of the tungsten electrode bar 7, so that the color marking of the tungsten electrode bar 7 is completed. The diameter of the rotating gear 431 is larger than that of the driving gear 433, so that the rotating speed of the motor can be adjusted through the mutual matching of the rotating gear 431 and the driving gear 433, the rotating speed of the marking color wheel 42 is further controlled, the marking color wheel 42 can paint the tungsten electrode rod 7 at a proper speed, and the stability of the marking device 4 during working is improved.

As shown in fig. 6 and 8, in order to control the amount of the dyeing liquid applied to the tungsten electrode rod 7 by the color-coated cotton 421 each time, the color marking wheel 42 is further provided with a liquid squeezing assembly 44, the liquid squeezing assembly 44 includes a connecting arm 441 arranged on the color marking frame 41, the other end of the connecting arm 441 is provided with a connecting shaft 442, a liquid squeezing roller 443 is sleeved on the connecting shaft 442, and the liquid squeezing roller 443 is rotatably connected with the connecting shaft 442; the liquid squeezing roller 443 is externally tangent to the circumferential surface of the color marking wheel 42 and squeezes the color-coated cotton 421, so that the liquid squeezing roller 443 can squeeze out the redundant dye liquid on the color-coated cotton 421, and further the color coating thickness of the tungsten electrode rod 7 by the color marking device 4 is controlled. In order to facilitate maintenance and replacement of the liquid squeezing roller 443, the end surface of the connecting shaft 442 facing the connecting arm 441 is fixedly connected with a limiting column 4421 with a square cross section, and a limiting hole 4411 for accommodating the limiting column 4421 is formed in the corresponding connecting arm 441. And a fastening screw hole 4412 is formed in the side wall of the connecting arm 441 facing the limiting hole 4411. When the position-limiting post 4421 is inserted into the position-limiting hole 4411, the fastening screw hole 4412 is further threadedly connected with a jack 4422, and the end of the jack 4422 abuts against the side wall of the position-limiting post 4421, so that the connecting shaft 442 and the connecting arm 441 are fixed to each other. The arrangement of the jackscrew 4422 improves the stability of fixing the connecting shaft 442 and the connecting arm 441 when the limiting column 4421 is inserted into the limiting hole 4411, and when the liquid squeezing roller 443 needs to be maintained and replaced by workers, the jackscrew 4422 can be screwed to separate the jackscrew 4422 from the side wall of the limiting column 4421, so that the liquid squeezing roller 443 can be detached from the connecting arm 441, and the convenience of maintenance is improved. The connecting arm 441 is rotatably connected to the color marking frame 41, and the rotating shaft of the connecting arm 441 and the color marking frame 41 is located right below the rotating rod 411. The rotating shaft of the connecting arm 441 and the color marking frame 41 is sleeved with a torsion spring 444, one end of the torsion spring 444 is fixedly connected with the color marking frame 41, the other end of the torsion spring 444 is fixedly connected with the connecting arm 441, and the arrangement of the torsion spring 444 enables the liquid squeezing roller 443 to keep a pressing state on the color-coated cotton 421, so that the liquid squeezing efficiency of the liquid squeezing roller 443 is improved.

As shown in fig. 6 and 7, in order to adjust the liquid squeezing degree of the liquid squeezing assembly 44 on the color cotton 421, the color marking frame 41 is further provided with an adjusting assembly 45, an adjusting groove 451 is formed in the color marking frame 41, the adjusting groove 451 penetrates through both sides of the color marking frame 41, and when the liquid squeezing assembly 44 is squeezed by the color cotton 421 due to the elastic force of the torsion spring 444, the included angle between the length direction of the connecting arm 441 and the length direction of the adjusting groove 451 is 3 °. The adjusting unit 45 includes an adjusting lever 452 slidably coupled in the adjusting groove 451, and an outer circumferential surface of the adjusting lever 452 abuts against the connecting arm 441. When the adjusting rod 452 slides along the length direction of the adjusting groove 451, the outer circumferential surface of the adjusting rod 452 presses the connecting arm 441, and drives the connecting arm 441 to rotate around the rotating shaft of the connecting arm 441 and the color marking frame 41, so that the liquid squeezing roller 443 moves towards the direction far away from the color-coated cotton 421, the squeezing of the liquid squeezing roller 443 on the color-coated cotton 421 is reduced, the amount of dye liquid absorbed in the color-coated cotton 421 is increased, and the liquid squeezing degree of the liquid squeezing assembly 44 is adjusted. When the tungsten electrode color marker works, a worker can slide the adjusting rod 452 according to actual requirements, so that the adjusting rod 452 is located at different positions in the adjusting groove 451, the dye solution adsorption amount in the color-coated cotton 421 is further controlled, and the color-coating thickness of the tungsten electrode rod 7 by the color-marking device 4 is controlled. One side of the color marking frame 41 facing the connecting arm 441 is provided with a limiting block 453, the limiting block 453 is sleeved on the adjusting rod 452 and is fixedly connected with the adjusting rod 452, and the surface of the limiting block 453 is attached to the side wall of the color marking frame 41. An external thread is formed on the outer peripheral surface of one end, away from the limiting block 453, of the adjusting rod 452, a clamping nut 454 is connected to the adjusting rod 452 through a thread, and the clamping nut 454 is screwed and pressed against the side wall of the color marking frame 41 through the thread, so that the adjusting rod 452 and the color marking frame 41 are fixed to each other. The clamping nut 454 is arranged, so that the stability of fixing the adjusting rod 452 and the color marking frame 41 is improved. In this embodiment, the clamping nut 454 is a wing nut, so that a worker can directly screw the clamping nut 454 by hand and fix it, thereby improving the convenience in operation.

As shown in fig. 9 and 10, after the tungsten electrode rod 7 is dyed by the color marking device 4, the tungsten electrode rod 7 is conveyed to the drying device 5 along with the conveying device 3 to dry the dye on the tungsten electrode rod 7, the drying device 5 includes an oven body 51, the oven body 51 is arranged along the openings at the two ends of the conveying device 3 in the length direction, a vent 511 is formed in the upper surface of the oven body 51, the vent 511 communicates the inside and the outside of the oven body 51, and the vent 511 is located right above the color marking position of the corresponding tungsten electrode rod 7. An air blowing nozzle 521 is further fixedly connected to the upper surface of the oven body 51, the air blowing nozzle 521 is located right above the vent 511 and is communicated with the vent 511, the interior of the air blowing nozzle 521 is hollow, and the end surface of the air blowing nozzle 521 facing the vent 511 is larger than the end surface of the air blowing nozzle 521 far away from the vent 511, so that the interior space of the air blowing nozzle 521 is in a frustum pyramid shape. An end of the blower nozzle 521 far away from the vent 511 is communicated with a blast pipe 522, and the other end of the blast pipe 522 is communicated with a fan 52. After the blower 52 is operated, air can be blown into the interior of the oven body 51 through the blower pipe 522, the blower nozzle 521 and the vent 511. In order to make the air output of each part of the vent 511 more uniform, five dividing plates 523 are further provided in the blower nozzle 521, the five dividing plates 523 are arranged in the blower nozzle 521 along the length direction of the vent 511 and divide the interior of the blower nozzle 521 into six parts, when air enters the interior of the blower nozzle 521 from the port of the blast pipe 522, the air first contacts the dividing plates 523, and then the air is divided into six parts and blown to each part of the vent 511, so that the air blown from each position of the blower nozzle 521 is more uniform.

As shown in fig. 9 and 10, an electric heating tube 53 is fixedly connected to a position of the oven body 51 located at the vent 511, the electric heating tube 53 is distributed at the vent 511 in a serpentine arrangement, the electric heating tube 53 can heat air blown out from the vent 511, and the heated hot air can be blown to the color marking portion of the tungsten electrode rod 7, so that the drying speed of the dye liquor is increased. A guide plate 54 is fixedly connected in the oven body 51, the guide plate 54 is fixedly connected on the top wall of the oven body 51, and the guide plate 54 is positioned at one side of the vent 511; through the arrangement of the guide plate 54, the hot air is limited in a small space and directly blows the color marking part of the tungsten electrode rod 7, so that the drying efficiency of the drying device 5 on the tungsten electrode rod 7 is improved. Two ports of the oven body 51 perpendicular to the length direction of the rack 1 are further provided with a wind-shielding curtain 55, and the wind-shielding curtain 55 is fixedly connected with the top wall of the corresponding oven body 51, so that under the condition that the motion of the tungsten pole 7 is not influenced, the heat loss generated by convection between the inside of the oven body 51 and the outside is reduced, and the drying efficiency of the drying device 5 is further improved.

As shown in fig. 10 and 11, in order to make the drying effect of the drying device 5 on the circumferential surface of the tungsten electrode bar 7 more uniform, a driving assembly 56 for rotating the tungsten electrode bar 7 is further disposed in the oven body 51, the driving assembly 56 includes two belt pulleys 561 disposed along the length of the rack 1, the axis of the belt pulley 561 is parallel to the width direction of the rack 1, and the highest position of the belt pulley 561 is slightly higher than the bottom wall of the U-shaped chain piece 34. The end surface of the belt pulley 561 is rotatably connected with a driving frame 560, and the driving frame 560 is fixedly connected with the frame 1. The two belt pulleys 561 are sleeved with a driving belt 562 together, the upper surface of the driving belt 562 is attached to the tungsten pole 7 and pushes the tungsten pole 7 away from the bottom wall of the U-shaped chain piece 34, and at this time, the tungsten pole 7 is still located in the U-shaped chain piece 34 and is clamped with the side wall of the U-shaped chain piece 34. The driving units 56 are provided in two sets in the width direction of the frame 1, and the pulleys 561 in the two driving units 56 are coaxially provided to correspond to each other. One of the driving frames 560 is further fixedly connected with a linkage motor 563, and an output shaft of the linkage motor 563 penetrates through the driving frame 560 and is simultaneously and coaxially and fixedly connected with two coaxially arranged belt pulleys 561. As the link motor 563 rotates, the pulley 561 rotates and thus causes the drive belt 562 to move, which drives the drive belt 562 in a direction opposite to the direction of movement of the chain 32. And then drive tungsten utmost point stick 7 at U type chain 34 internal rotation through the frictional force between drive belt 562 and the tungsten utmost point stick 7, hot-blast can be even this moment to the surface of tungsten utmost point stick 7 dry, improved drying device 5 and to the drying efficiency of tungsten utmost point stick 7.

As shown in fig. 11, the frame 1 is further provided with a guide arc plate 57 for facilitating the tungsten electrode rod 7 to slide into the upper surface of the driving belt 562, the guide arc plate 57 is disposed between the driving assembly 56 and the color marking device 4, one end of the guide arc plate 57 away from the driving assembly 56 is lower than the bottom wall of the U-shaped chain piece 34, and the other end of the guide arc plate 57 is located between the two driving assemblies 56 and flush with the upper surface of the driving belt 562. When the tungsten electrode 7 moves to contact the guide arc plate 57 under the action of the conveyor 3, the tungsten electrode 7 can smoothly leave the bottom wall of the U-shaped chain piece 34 and contact the belt pulley 561 through the guide of the guide arc plate 57, so that the drive belt 562 can smoothly contact the tungsten electrode 7.

As shown in fig. 11, the driving belt 562 is subject to gravity, which results in the drooping of the middle of the driving belt 562, and further the leaning of the driving belt 562 against the tungsten electrode rod 7 is not tight enough, in order to optimize the above problem, the frame 1 is further provided with a supporting plate 58, the supporting plate 58 comprises two vertical plates vertically fixed on the frame 1, and a transverse plate arranged between the two vertical plates and fixedly connected with the vertical plates, the transverse plate simultaneously penetrates through the two driving belts 562 and contacts with the lower surface of the belt pulley 561 located above, the transverse plate supports the driving belt 562, so that the bending of the driving belt 562 is reduced, further the driving belt 562 is more tight to lean against the tungsten electrode rod 7, and the stability of the driving belt 562 driving the tungsten electrode rod 7 to rotate is improved.

The working process is as follows: when a worker uses the tungsten electrode color marking machine to mark the tungsten electrode rod 7, firstly, the second inclined plate 22 is controlled to slide, so that the width of the opening 221 of the side wall of the second inclined plate 22 and the side wall of the storage hopper 21 is adjusted to be adaptive to the diameter of the tungsten electrode rod 7 to be marked, and then the fastening nut 232 is screwed to fix the second inclined plate 22 and the side wall of the storage hopper 21 mutually. Then, the distance between the clamping plate 26 and the first inclined plate 24 is adjusted so that the gap between the first inclined plate 24 and the clamping plate 26 is matched with the diameter of the tungsten electrode rod 7, the handle 263 is screwed, the fixing nut 262 on the handle 263 is pressed against the fixing plate 25, and the clamping plate 26 and the fixing plate 25 are fixed with each other.

At this time, the worker can start the machine and put the tungsten electrode rod 7 into the storage hopper 21, the tungsten electrode rod 7 falls on the first inclined plate 24 through the notch 221, and is clamped by the clamping plate 26 and the first inclined plate 24 together, and then the tungsten electrode rod 7 can be arranged on the surface of the first inclined plate 24 in a single layer. The tungsten electrode 7 is sequentially caught by the notch 273 on the pick-up disk 27, and then is conveyed by the pick-up disk 27 into the U-shaped chain 34 on the chain 32, and can be conveyed to the next station along with the movement of the chain 32.

When the tungsten electrode rod 7 is conveyed to the color marking device 4, the outer peripheral surface of the tungsten electrode rod 7 is in contact with the color coating cotton 421 on the outer peripheral surface of the color marking wheel 42, and the tungsten electrode rod 7 is driven to rotate by the friction force between the color coating cotton 421 and the tungsten electrode rod 7, so that the color coating cotton 421 can coat the peripheral surface of the tungsten electrode rod 7. At this time, the worker can adjust the position of the adjusting rod 452 in the adjusting groove 451 according to actual requirements, further control the liquid squeezing degree of the liquid squeezing assembly 44 on the color-coated cotton 421, and adjust the color marking thickness of the color marking device 4 on the tungsten electrode rod 7.

After the tungsten electrode rod 7 is colored, the tungsten electrode rod 7 is conveyed into the drying device 5 along with the conveying device 3, and the tungsten electrode rod 7 contacts the guide arc plate 57 along with the movement of the conveying device 3, is lifted by the guide arc plate 57 and contacts with the surface of the driving belt 562. Through the frictional force between drive belt 562 and the tungsten utmost point stick 7 to drive tungsten utmost point stick 7 at the internal rotation of U type chain piece 34, make the mark color position of tungsten utmost point stick 7 can with the hot-blast even contact that the ventilation hole 511 blew out through the rotation of tungsten utmost point stick 7, and then improved drying device 5 to the drying efficiency of tungsten utmost point stick 7.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (7)

1. The utility model provides a tungsten utmost point look mark machine with crowded liquid subassembly, includes frame (1), is provided with parallel loading attachment (2) that are used for storing tungsten utmost point stick (7) on frame (1), and the end of parallel loading attachment (2) is provided with conveyer (3) that are used for transporting tungsten utmost point stick (7), is provided with on the transfer device to be used for marking look device (4), characterized by to tungsten utmost point stick (7) and carries out marking look: the marking device (4) comprises a marking frame (41) fixedly connected with the rack (1), the marking frame (41) is rotatably connected with a marking color wheel (42) used for coating the circumferential surface of the tungsten pole bar (7), a dye liquor box (422) used for containing dye liquor is arranged below the marking color wheel (42), the peripheral surface of the marking color wheel (42) is fixedly connected with color coating cotton (421) used for adsorbing the dye liquor, and a rotating assembly (43) used for driving the marking color wheel (42) to rotate is further arranged on the marking frame (41); a liquid squeezing component (44) for squeezing out redundant dye liquid is arranged on the peripheral surface of the marking wheel (42);

crowded liquid subassembly (44) is including setting up at mark colour wheel (42) periphery and with scribble crowded liquid roller (443) of the mutual extrusion of colored cotton (421), the tip of crowded liquid roller (443) is provided with and crowded liquid roller (443) rotate the linking arm (441) of being connected, the one end that crowded liquid roller (443) was kept away from in linking arm (441) rotates with mark look frame (41) and is connected, axis of rotation on linking arm (441) and the mark look frame (41) is parallel with dwang (411) axis to the cover is equipped with and makes crowded liquid roller (443) to scribble crowded torsional spring (444) of crowded cotton (421) direction extrusion in the axis of rotation.

2. The tungsten-electrode color marking machine with the liquid squeezing component as claimed in claim 1, wherein: a rotating rod (411) is coaxially and fixedly connected to the marking color wheel (42), and the rotating rod (411) penetrates through the marking color frame (41) and is rotatably connected with the marking color frame (41);

rotating assembly (43) include that the rigid coupling has a driving motor (272) at rotating gear (431) on dwang (411), mark still the rigid coupling on color frame (41), and coaxial rigid coupling has drive gear (433) on the output shaft of driving motor (272), rotating gear (431) and drive gear (433) intermeshing.

3. The tungsten-electrode color marking machine with the liquid squeezing component as claimed in claim 2, wherein: a connecting shaft (442) coaxially penetrates through the liquid squeezing roller (443), the connecting shaft (442) is rotatably connected with the liquid squeezing roller (443), a limiting column (4421) is fixedly connected to the connecting shaft (442), and a limiting hole (4411) for accommodating the limiting column (4421) to insert and clamp is formed in the corresponding connecting arm (441).

4. The tungsten-electrode color marking machine with the liquid squeezing component as claimed in claim 3, wherein: the connecting arm (441) is internally provided with a fastening screw hole (4412) facing the limiting hole (4411), and the fastening screw hole (4412) is internally connected with a jackscrew (4422) of which one end is pressed against the surface of the limiting column (4421) and is fixed.

5. The tungsten-electrode color marking machine with the liquid squeezing component as claimed in claim 1, wherein: the color marking frame (41) is connected with a regulating groove (451) which is in sliding contact with the side wall of the connecting arm (441) in a propping mode and enables the connecting arm (441) to rotate, so that the liquid squeezing roller (443) is far away from the regulating rod (452) of the color cotton (421), and the side wall of the color marking frame (41) is provided with the regulating groove (451) for accommodating the sliding of the regulating rod (452).

6. The tungsten-electrode color marking machine with the liquid squeezing component as claimed in claim 5, wherein: one of the adjusting rod (452) is provided with a limiting block (453) attached to the side wall of the color marking frame (41), the side wall of the color marking frame (41) away from the limiting block (453) is provided with a clamping nut (454), the clamping nut (454) is sleeved on the adjusting rod (452), and the adjusting rod (452) is correspondingly provided with external threads matched with the clamping nut (454) in a threaded manner.

7. The tungsten-electrode color marking machine with the liquid squeezing component as claimed in claim 6, wherein: the clamping nut (454) is configured as a wing nut.

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