CN113732899A - Contact net annular steel pipe column welding seam equipment of polishing - Google Patents
Contact net annular steel pipe column welding seam equipment of polishing Download PDFInfo
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- CN113732899A CN113732899A CN202111211608.5A CN202111211608A CN113732899A CN 113732899 A CN113732899 A CN 113732899A CN 202111211608 A CN202111211608 A CN 202111211608A CN 113732899 A CN113732899 A CN 113732899A
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- 238000005498 polishing Methods 0.000 title claims abstract description 113
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 48
- 239000010959 steel Substances 0.000 title claims abstract description 48
- 238000003466 welding Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 101
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000009467 reduction Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/002—Machines or devices using grinding or polishing belts; Accessories therefor for grinding edges or bevels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/008—Machines comprising two or more tools or having several working posts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
- B24B21/20—Accessories for controlling or adjusting the tracking or the tension of the grinding belt
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
- B24B29/04—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for rotationally symmetrical workpieces, e.g. ball-, cylinder- or cone-shaped workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a contact net annular steel pipe column weld joint polishing device which comprises two rails, a main machine linkage mechanism and a steel pipe column supporting mechanism, wherein the steel pipe column supporting mechanism comprises a large-end carrier roller mechanism and a small-end carrier roller mechanism which can enable a steel pipe column weld joint to be kept in a horizontal position; the main machine linkage mechanism comprises a base, a left walking mechanism, a right walking mechanism, a vertical rack, two vertical linear guide rails I, a sliding block I, a power mechanism for driving the sliding block I to ascend and descend along the vertical linear guide rails I, a base III fixed on the side surface of the sliding block I, a polishing mechanism and a polishing mechanism; the polishing mechanism and the polishing mechanism can be arranged on the base III in a fine adjustment mode from top to bottom and from front to back; the machine base I can be fixed on the base IV with an adjustable inclination angle, the base V can be fixed on the base III with a fine adjustment height and back and forth, and the machine base II can be fixed on the base V with an adjustable inclination angle. The invention has the advantages of synchronous operation of grinding and polishing, automatic alignment of welding seams, high production efficiency, low labor intensity of operators, safety and good grinding and polishing quality.
Description
Technical Field
The invention belongs to the field of manufacturing of an annular steel pipe column of a contact net, and relates to polishing equipment for a weld joint of the annular steel pipe column of the contact net.
Background
At present, the annular steel pipe column of the overhead line system of the electrified railway in China is generally made of steel plates, and the general processing and forming process of the main steel pipe comprises the following steps: bending by a bending machine → closing by a closing machine → welding by an automatic submerged arc welding machine → grinding a welding seam and the like. After welding, one or two longitudinal welding seams with full length exist on the column body of the steel pipe column, a small amount of welding spatter exists at the periphery of the welding seams, and the longitudinal welding seams and the periphery of the longitudinal welding seams need to be ground and polished. The polishing mode at the present stage is generally that a trolley polisher is used for polishing, and the trolley polisher is used for polishing and finishing the welding line after the welding line is basically qualified. The welding seam processing mode is characterized in that the welding seam processing mode comprises grinding and polishing, the production efficiency is low, the labor intensity of operators is high, the safety is not easy to guarantee, the welding seam processing mode depends on manual positioning, the technical level of operators is high, and the grinding quality and the polishing quality are different. With the increasing market demands for the appearance quality of contact net pillars, the existing trolley grinding machine and trolley grinding machine are difficult to meet the demands.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provide the equipment for grinding the welding line of the ring-shaped steel pipe column of the contact net, which has the advantages of synchronous grinding and polishing operation, automatic alignment of the welding line, high production efficiency, low labor intensity of operators, safety and good grinding and polishing quality.
In order to achieve the purpose, the technical solution of the invention is as follows: a contact net ring-shaped steel pipe column weld joint polishing device comprises two tracks, a host machine linkage mechanism and a steel pipe column supporting mechanism, wherein the steel pipe column supporting mechanism comprises a large-end carrier roller mechanism and a small-end carrier roller mechanism which can enable a steel pipe column weld joint to be kept in a horizontal position;
the large-end carrier roller mechanism comprises a base I, two large-end carrier rollers, a motor I and a stop plate; a large-end supporting position of the steel pipe column is formed between the two large-end carrier rollers; two ends of each large-end carrier roller are rotatably fixed on the base I through bearing blocks respectively, and an output shaft of a motor I fixed on the base I is rigidly connected with a main shaft of one large-end carrier roller through a coupler; the baffle plate is fixed at the rear end of the base I and is positioned at the center of the large-end supporting position of the steel pipe column;
the small-end carrier roller mechanism comprises a base II, two small-end carrier rollers, a support base and a carrier roller lifting mechanism; a small end supporting position of the steel pipe column is formed between the two small end carrier rollers; two ends of each small-end carrier roller are rotatably fixed on the base II through bearing blocks respectively; the base II can be lifted and fixedly connected to the supporting base through the carrier roller lifting mechanism;
the main machine linkage mechanism comprises a base, a left walking mechanism and a right walking mechanism which drive the base to run along two rails, a vertical rack fixed on the upper end surface of the base, two vertical linear guide rails I and a sliding block I which are symmetrically arranged on the side surface of the vertical rack, a power mechanism which drives the sliding block I to ascend and descend along the vertical linear guide rails I, a base III fixed on the side surface of the sliding block I, a polishing mechanism and a polishing mechanism; the polishing mechanism and the polishing mechanism can be arranged on the base III in a fine adjustment mode from top to bottom and from front to back; the polishing mechanism comprises a polishing wheel, a polishing motor, a tension wheel, a polishing belt, a base IV and a base I, wherein the base IV can be finely adjusted in height and is fixed on the base III in a front-back manner, the base I can be fixed on the base IV in an inclination-adjustable manner, the polishing motor is fixed on the base I, the polishing wheel and the tension wheel are hinged and fixed on the base I through a polishing wheel shaft and a tension wheel shaft respectively, and an output wheel of the polishing motor, the polishing wheel and the tension wheel are connected together through the polishing belt; the polishing mechanism comprises a polishing wheel, a polishing motor, a transmission belt, a base V and a base II, wherein the base V can be fixed on the base III in a fine-adjustment height and front-back manner, the base II can be fixed on the base V in an inclination-adjustable manner, the polishing motor is fixed on the base II, a polishing wheel shaft is hinged on the base II, the two ends of the polishing wheel shaft are respectively fixed with the polishing wheel and an intermediate wheel, and an output wheel and the intermediate wheel of the polishing motor are connected together through the transmission belt; the working positions of the grinding mechanism and the polishing mechanism are on the same horizontal plane.
Further preferably, the carrier roller lifting mechanism comprises two sets of guide sleeves and guide shafts, and two sets of vertically arranged screw rods I and screw nuts I, wherein the two guide sleeves are symmetrically fixed on two sides of one end of the base II respectively, the lower ends of the two guide shafts are fixed on the upper end surface of the supporting base, the two screw nuts I are symmetrically fixed on two sides of the other end of the base II, and the lower ends of the two screw rods I are rotatably fixed on the upper end surface of the supporting base or directly abutted to the upper end surface of the supporting base. The screw I rotates to drive the base II to ascend or descend, and the screw lifting device is simple in structure and convenient to operate.
Preferably, the left and right travelling mechanisms driving the base to move along the track comprise a left group of four rollers or sliders II, a right group of four rollers or sliders II, a servo speed reduction motor, a gear and a rack, wherein the left group of four rollers or sliders II are connected to the lower end of the base; the left two idler wheels and the right two idler wheels are respectively hinged on idler wheel shafts, and the idler wheel shafts are fixed on the lower end face of the base; if the sliding blocks II are arranged, the four sliding blocks II are directly fixed on the lower end surface of the base; the roller is arranged on the track, and the sliding block II is clamped on the track; the rack is fixed on the side surface of the track close to the large-end carrier roller mechanism and the small-end carrier roller mechanism, and the gear matched with the rack for use is fixed on an output shaft of the servo speed reduction motor; the servo speed reducing motor is driven to rotate by the frequency converter. Therefore, the servo speed reducing motor adjusts the walking speed by the frequency converter, achieves the effect of stepless speed change, finally realizes the horizontal walking work of the track with the maximum stroke of 12 meters, and can meet the requirements of grinding and polishing the welding seams of steel pipe columns with various lengths.
Preferably, the power mechanism for driving the sliding block I to ascend and descend along the vertical linear guide rail I comprises two vertically arranged lead screws II arranged in the vertical rack, a screw II matched with the lead screws II and a motor I; screw II and screw II are located between two vertical linear guide I, and II upper ends of the screw are rigidly connected with an output shaft of a motor I, and the screw II is fixed at the rear end of a sliding block I, and the motor I is fixed on the upper end face of a vertical rack. The motor I rotates to drive the screw rod II to rotate, and the screw nut II drives the sliding block I to lift. The power mechanism has simple and reliable structure; alternatively, air cylinders, hydraulic cylinders, etc. may be used.
Further preferably, the base IV can be finely adjusted in height and fixed on the base III in a front-back manner by the following structure: the base IV is clamped on a horizontal linear guide rail I fixed on the middle plate I through two sliding blocks III fixed on the base IV; the middle plate I is clamped on a vertical linear guide rail II fixed on one side surface of the base III through two sliding blocks IV fixed on the middle plate I; a vertically arranged screw rod III, a screw nut III matched with the screw rod III and a motor II are arranged in a cavity of a base III, the screw nut III is fixed on the middle plate I, the screw rod III is fixed on the base III, and the upper end of the screw rod III is rigidly connected with an output shaft of the motor II; a horizontally arranged lead screw IV, a screw IV matched with the lead screw IV and a motor III are arranged in a cavity of a base IV, the screw IV is fixed on a middle plate I, the lead screw IV is fixed on the wall of the base IV, and the upper end of the lead screw IV is rigidly connected with an output shaft of the motor III. The motor II drives the screw rod III to rotate, and the screw nut III drives the middle plate I to lift up and down, so that the base IV is driven to be finely adjusted up and down, and the polishing mechanism is driven to be finely adjusted up and down; a nut IV fixed on the middle plate I is fixed, a motor III drives a lead screw IV to rotate, and the lead screw IV pushes a base IV to be finely adjusted front and back, so that a polishing mechanism is driven to be finely adjusted front and back. The structure is simple and reliable; the air cylinder can be used optionally, but the air cylinder is large in size and difficult to wire.
Further preferably, the height of the base V can be finely adjusted, and the structure which is fixed on the base III in a front-back mode is as follows: the base V is clamped on a horizontal linear guide rail II fixed on a middle plate II through two sliding blocks V fixed on the base V; the middle plate II is clamped on a vertical linear guide rail III fixed on the other side surface of the base III through two slide blocks V fixed on the middle plate II; a vertically arranged lead screw IV, a screw IV matched with the lead screw IV and a motor IV are arranged in a cavity of a base III, the screw IV is fixed on a middle plate II, the lead screw IV is fixed on the base III, and the upper end of the lead screw IV is rigidly connected with an output shaft of the motor IV; the horizontally arranged lead screw V, a nut V matched with the lead screw V and a motor V are arranged in a cavity of a base V, the nut V is fixed on a middle plate II, the lead screw V is fixed on the wall of the base V, and the upper end of the lead screw V is rigidly connected with an output shaft of the motor V. A motor IV drives a screw IV to rotate, and a nut IV drives a middle plate II to lift up and down, so that a base V is driven to be finely adjusted up and down, and a polishing mechanism is driven to be finely adjusted up and down; and a nut V fixed on the middle plate II is fixed, a motor V drives a lead screw V to rotate, and the lead screw V pushes a base V to be finely adjusted front and back, so that a polishing mechanism is driven to be finely adjusted front and back. The structure is simple and reliable; the air cylinder can be used optionally, but the air cylinder is large in size and difficult to wire.
Further preferably, the structure that the machine base I is fixed on the base IV with an adjustable inclination angle is as follows: the middle part of the lower end face of the machine base I is fixed on the pin shaft I, and one end of the machine base I, which is far away from the polishing wheel, is vertically fixed on the long bolt I; two ends of the pin shaft I are hinged to the base IV through bearing seats; i threaded connection of stay bolt has worn pretension spring I on the stay bolt I of the 45 angle of inclination that the IV front end of base was visited, is fixed with spring baffle I at the end of stay bolt I on the stay bolt I of I lower extreme of inclined panel, and pretension spring I is pressed from both sides tightly between spring baffle I and inclined panel I. The inclination angle of the machine base I can be adjusted by screwing the long bolt I, so that the angle required by the feeding of the grinding wheel is adjusted, the pre-tightening spring I is compressed, and the pressure on the workpiece steel pipe column is adjusted.
Further preferably, the structure that the machine base II is fixed on the base V with an adjustable inclination angle is as follows: the middle part of the lower end face of the machine base II is fixed on the pin shaft II, and one end of the machine base II, which is far away from the polishing wheel, is vertically fixed on the long bolt II; two ends of the pin shaft II are hinged to the base IV through bearing seats; the long bolt II is in threaded connection with an inclined panel II which extends out of the front end of the base IV and has an inclination angle of 45 degrees. The inclination angle of the machine base II can be adjusted by screwing the long bolt II, so that the angle required by the feeding of the polishing wheel is adjusted.
The polishing wheel and the polishing wheel realize up-and-down and left-and-right adjustment and feed angle adjustment, the main machine linkage mechanism can move along two tracks, the large-end carrier roller mechanism and the small-end carrier roller mechanism can adjust the positions, the large-end carrier roller mechanism can rotate a steel pipe column, the small-end carrier roller mechanism can adjust the height, the welding line is automatically aligned, and the steel pipe column, the polishing wheel and the polishing wheel are accurately positioned, so that the polishing quality is ensured, and the polishing and polishing of the welding line of the steel pipe column with various lengths, tapers and diameters are realized. The polishing machine and the polishing machine synchronously work, and the working efficiency is doubled compared with that of manual work; and the structure design is simple and reasonable, and the device has the characteristics of impact resistance, high bearing capacity and the like. The device is suitable for grinding and polishing the weld joints of all types of steel pipe columns of the contact network. In a word, the invention has high production efficiency, small labor intensity of operators, safety and good grinding and polishing quality.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the linkage mechanism of the host computer of the present invention from the front;
FIG. 3 is a schematic view of the host linkage mechanism of the present invention from the rear side with the vertical frame removed;
FIG. 4 is a schematic perspective view of a large-end carrier roller mechanism according to the present invention;
fig. 5 is a schematic perspective view of the small-end carrier roller mechanism according to the present invention.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
As shown in fig. 1 to 5, the present embodiment includes two rails 7, a main machine linkage mechanism 1, and a steel pipe column support mechanism including a large-end idler mechanism 2 and a small-end idler mechanism 3 that can keep a weld of a steel pipe column 6 in a horizontal position.
The large-end carrier roller mechanism 2 comprises a base I201, two large- end carrier rollers 202 and 204, a motor I205 and a stop plate 203. A large-end supporting position of the steel pipe column is formed between the two large- end supporting rollers 202 and 204. Two ends of each large- end carrier roller 202 and 204 are rotatably fixed on the base I201 through a bearing seat 206 respectively, and an output shaft of a motor I205 fixed on the base I201 is rigidly connected with a main shaft of one large-end carrier roller 204 through a coupling. The baffle plate 203 is fixed at the rear end of the base I201 and is positioned at the center of a large-end supporting position of the steel pipe column. Used for limiting the steel pipe column 6.
The small-end carrier roller mechanism 3 comprises a base II 309, two small- end carrier rollers 305 and 306, a support base 301 and a carrier roller lifting mechanism. A small end supporting position of the steel pipe column is formed between the two small end carrier rollers 305 and 306. Two ends of each small- end carrier roller 305 and 306 are rotatably fixed on a base II 309 through a bearing block 302 respectively; the base II 309 can be lifted and fixedly connected to the supporting base 301 through the carrier roller lifting mechanism. Preferably, the carrier roller lifting mechanism comprises two groups of guide sleeves 304, guide shafts 303, and two groups of vertically arranged lead screws i 307 and nuts i 308, wherein the two guide sleeves 304 are symmetrically fixed on two sides of the left end of the base ii 309 respectively, the lower ends of the two guide shafts 303 are fixed on the upper end surface of the support base 301, the two nuts i 308 are symmetrically fixed on two sides of the right end of the base ii 309, and the lower ends of the two lead screws i 307 are rotatably fixed on the upper end surface of the support base 301 through bearings or copper sleeves or directly abut against the upper end surface of the support base 307.
Host computer link gear 1 includes base 105, drives base 105 along the running of two tracks 7 about running gear, welded fastening is in the perpendicular frame 9 of base 105 up end, two vertical linear guide I11 and the slider I13 that perpendicular frame 9 side symmetry set up drive slider I13 along the power unit of vertical linear guide I11 lift, fix at base III 129, grinding machanism and the polishing mechanism of slider I13 side. Preferably, the left and right traveling mechanism for driving the base 105 to move along the rail 7 includes a left group of four rollers 108 (or a slider ii, such as a slider ii, where the four sliders ii are directly fixed on the lower end surface of the base 105, and the slider ii is clamped on the rail 7), a servo gear motor 111, a gear 110, and a rack 5; the left two rollers 108 and the right two rollers 108 are respectively hinged on a roller shaft 107, and the roller shaft 107 is fixed on the lower end surface of the base 105; the rollers 108 are arranged on the rails 7; the rack 5 is fixed on the side surface of the track close to the large end carrier roller mechanism 2 and the small end carrier roller mechanism 2, and a gear matched with the rack 5 for use is fixed on an output shaft of the servo speed reduction motor; the servo reduction motor 111 is rotated by a frequency converter. The grinding mechanism and the polishing mechanism can be arranged on the base III 129 in a fine adjustment mode in the vertical direction and the front-back direction. The polishing mechanism comprises a polishing wheel 116, a polishing motor 126, a tension wheel 118, a polishing belt 115, a base IV 109 and a base I127, the base IV 109 can be finely adjusted in height and is fixed on the base III 129 in a front-back mode, the base I127 can be fixed on the base IV 109 in an inclination-adjustable mode, the polishing motor 126 is fixed on the base I127, the polishing wheel 117 and the tension wheel 118 are hinged and fixed on the base I127 through a polishing wheel shaft and a tension wheel shaft respectively, and an output wheel 117 of the polishing motor 126, the polishing wheel 116 and the tension wheel 118 are connected together through the polishing belt 115; the grinding wheel 116 of this embodiment is a rubber friction sleeve with a friction groove on the wheel surface, and the grinding belt 115 is a friction belt. The polishing mechanism comprises a polishing wheel 120, a polishing motor 123, a transmission belt, a base V119 and a base II 122, wherein the base V119 can be finely adjusted in height and is fixed on the base III 129 in a front-back mode, the base II 122 is fixed on the base V119 in an inclination-adjustable mode, the polishing motor 123 is fixed on the base II 122, a polishing wheel shaft is hinged to the base II 122, the two ends of the polishing wheel are respectively fixed with the polishing wheel 120 and a middle wheel, and an output wheel of the polishing motor 123 is connected with the middle wheel through the transmission belt. The working positions of the grinding mechanism and the polishing mechanism are on the same horizontal plane.
Preferably, the power mechanism for driving the sliding block I13 to ascend and descend along the vertical linear guide rail I11 comprises two vertically arranged screw rods II 12 arranged in the vertical rack 9, a screw nut II matched with the screw rods II 12 and a motor I8. Screw II 12 and screw II are located between two vertical linear guide I11, and the output shaft of motor I8 is connected to screw II 12 upper end rigid connection, and screw II is fixed in slider I13 rear end, and motor I8 is fixed in perpendicular frame 9 up end.
Preferably, the base IV 109 can be finely adjusted in height and fixed on the base III 129 in a front-back manner by the following structure: the base IV 109 is clamped on a horizontal linear guide rail I fixed on the middle plate I through two sliding blocks III fixed on the base IV 109. The intermediate plate I is clamped on a vertical linear guide rail II fixed on one side surface of the base III 129 through two sliding blocks IV fixed on the intermediate plate I. The vertically arranged lead screw III, a screw nut III matched with the lead screw III and a motor II 101 are arranged in a cavity of the base III 129, the screw nut III is fixed on the middle plate I, the lead screw III is fixed on the base III 129, and the upper end of the lead screw III is rigidly connected with an output shaft of the motor II 101. A horizontally arranged lead screw IV 103, a nut IV 106 matched with the lead screw IV 103 and a motor III 104 are arranged in a cavity of a base IV 109, the nut IV 106 is fixed on a middle plate I, the lead screw IV 103 is fixed on the wall of the base IV 109, and the upper end of the lead screw IV 103 is rigidly connected with an output shaft of the motor III 104.
Preferably, the height of the base V119 can be finely adjusted, and the structure fixed on the base III 129 back and forth is as follows: and the base V119 is clamped on a horizontal linear guide rail II fixed on the middle plate II 130 through two sliding blocks V fixed on the base V119. The middle plate II 130 is clamped on a vertical linear guide rail III 131 fixed on the other side surface of the base III 129 through two sliding blocks V131 fixed on the middle plate II. The vertically arranged lead screw IV, a nut IV matched with the lead screw IV and a motor IV 132 are arranged in a cavity of the base III 129, the nut IV is fixed on the middle plate II 130, the lead screw IV is fixed on the base III 129, and the upper end of the lead screw IV is rigidly connected with an output shaft of the motor IV 132. The horizontally arranged lead screw V136, a nut V135 matched with the lead screw V136 and a motor V134 are arranged in a cavity of a base V119, the nut V135 is fixed on a middle plate II 130, the lead screw V136 is fixed on the wall of the base V119, and the upper end of the lead screw V136 is rigidly connected with an output shaft of the motor V134.
Preferably, the structure that the machine base I127 can be fixed on the base IV 109 in an angle-adjustable manner is as follows: the middle part of the lower end face of the machine base I127 is fixed on a pin shaft I, and one end of the machine base, which is far away from the polishing wheel 120, is vertically fixed on a long bolt I128. Two ends of the pin I are hinged on the base IV 109 through a bearing seat 114. The long bolt I128 is in threaded connection with an inclined panel I113 with an inclined angle of 45 degrees, which is protruded out of the front end of the base IV 109, a pre-tightening spring I102 penetrates through the long bolt I128 at the lower end of the inclined panel I113, a spring baffle I112 is fixed at the tail end of the long bolt I128, and the pre-tightening spring I102 is clamped between the spring baffle I112 and the inclined panel I113.
Preferably, the structure that the machine base II 122 is fixed on the base V119 with an adjustable inclination angle is as follows: the middle part of the lower end face of the machine base II 122 is fixed on a pin shaft II, and one end of the machine base II, which is far away from the polishing wheel 120, is vertically fixed on a long bolt II 124. Two ends of the pin shaft II are hinged on the base V119 through a bearing seat 121. The long bolt II 124 is screwed on an inclined panel II 125 which extends out of the front end of the base V119 and has an inclination angle of 45 degrees.
The above embodiments are preferred and illustrative only, and equivalent technical modifications may be made by those skilled in the art based on the description of the patent, which are within the scope of the patent.
Claims (10)
1. A contact net ring-shaped steel pipe column weld joint polishing device is characterized by comprising two tracks, a main machine linkage mechanism and a steel pipe column supporting mechanism, wherein the steel pipe column supporting mechanism comprises a large-end carrier roller mechanism and a small-end carrier roller mechanism which can enable a steel pipe column weld joint to be kept in a horizontal position;
the large-end carrier roller mechanism comprises a base I, two large-end carrier rollers, a motor I and a stop plate; a large-end supporting position of the steel pipe column is formed between the two large-end carrier rollers; two ends of each large-end carrier roller are rotatably fixed on the base I through bearing blocks respectively, and an output shaft of a motor I fixed on the base I is rigidly connected with a main shaft of one large-end carrier roller through a coupler; the baffle plate is fixed at the rear end of the base I and is positioned at the center of the large-end supporting position of the steel pipe column;
the small-end carrier roller mechanism comprises a base II, two small-end carrier rollers, a support base and a carrier roller lifting mechanism; a small end supporting position of the steel pipe column is formed between the two small end carrier rollers; two ends of each small-end carrier roller are rotatably fixed on the base II through bearing blocks respectively; the base II can be lifted and fixedly connected to the supporting base through the carrier roller lifting mechanism;
the main machine linkage mechanism comprises a base, a left walking mechanism and a right walking mechanism which drive the base to run along two rails, a vertical rack fixed on the upper end surface of the base, two vertical linear guide rails I and a sliding block I which are symmetrically arranged on the side surface of the vertical rack, a power mechanism which drives the sliding block I to ascend and descend along the vertical linear guide rails I, a base III fixed on the side surface of the sliding block I, a polishing mechanism and a polishing mechanism; the polishing mechanism and the polishing mechanism can be arranged on the base III in a fine adjustment mode from top to bottom and from front to back; the polishing mechanism comprises a polishing wheel, a polishing motor, a tension wheel, a polishing belt, a base IV and a base I, wherein the base IV can be finely adjusted in height and is fixed on the base III in a front-back manner, the base I can be fixed on the base IV in an inclination-adjustable manner, the polishing motor is fixed on the base I, the polishing wheel and the tension wheel are hinged and fixed on the base I through a polishing wheel shaft and a tension wheel shaft respectively, and an output wheel of the polishing motor, the polishing wheel and the tension wheel are connected together through the polishing belt; the polishing mechanism comprises a polishing wheel, a polishing motor, a transmission belt, a base V and a base II, wherein the base V can be fixed on the base III in a fine-adjustment height and front-back manner, the base II can be fixed on the base V in an inclination-adjustable manner, the polishing motor is fixed on the base II, a polishing wheel shaft is hinged on the base II, the two ends of the polishing wheel shaft are respectively fixed with the polishing wheel and an intermediate wheel, and an output wheel and the intermediate wheel of the polishing motor are connected together through the transmission belt; the working positions of the grinding mechanism and the polishing mechanism are on the same horizontal plane.
2. The equipment for grinding the welding seam of the ring-shaped steel pipe column of the contact net according to claim 1, wherein the base IV is finely adjustable in height and is fixed on the base III in a front-back manner in a structure that: the base IV is clamped on a horizontal linear guide rail I fixed on the middle plate I through two sliding blocks III fixed on the base IV; the middle plate I is clamped on a vertical linear guide rail II fixed on one side surface of the base III through two sliding blocks IV fixed on the middle plate I; a vertically arranged screw rod III, a screw nut III matched with the screw rod III and a motor II are arranged in a cavity of a base III, the screw nut III is fixed on the middle plate I, the screw rod III is fixed on the base III, and the upper end of the screw rod III is rigidly connected with an output shaft of the motor II; a horizontally arranged lead screw IV, a screw IV matched with the lead screw IV and a motor III are arranged in a cavity of a base IV, the screw IV is fixed on a middle plate I, the lead screw IV is fixed on the wall of the base IV, and the upper end of the lead screw IV is rigidly connected with an output shaft of the motor III.
3. The equipment for grinding the welding seam of the ring-shaped steel pipe column of the contact net according to claim 2, wherein the frame I is fixed on the base IV in a manner of adjusting the inclination angle and has the structure that: the middle part of the lower end face of the machine base I is fixed on the pin shaft I, and one end of the machine base I, which is far away from the polishing wheel, is vertically fixed on the long bolt I; two ends of the pin shaft I are hinged to the base IV through bearing seats; i threaded connection of stay bolt has worn pretension spring I on the stay bolt I of the 45 angle of inclination that the IV front end of base was visited, is fixed with spring baffle I at the end of stay bolt I on the stay bolt I of I lower extreme of inclined panel, and pretension spring I is pressed from both sides tightly between spring baffle I and inclined panel I.
4. The equipment for grinding the welding seam of the ring-shaped steel pipe column of the contact net according to claim 1, wherein the base V is fixed on the base III in a manner that the height can be finely adjusted and the structure is as follows: the base V is clamped on a horizontal linear guide rail II fixed on a middle plate II through two sliding blocks V fixed on the base V; the middle plate II is clamped on a vertical linear guide rail III fixed on the other side surface of the base III through two slide blocks V fixed on the middle plate II; a vertically arranged lead screw IV, a screw IV matched with the lead screw IV and a motor IV are arranged in a cavity of a base III, the screw IV is fixed on a middle plate II, the lead screw IV is fixed on the base III, and the upper end of the lead screw IV is rigidly connected with an output shaft of the motor IV; the horizontally arranged lead screw V, a nut V matched with the lead screw V and a motor V are arranged in a cavity of a base V, the nut V is fixed on a middle plate II, the lead screw V is fixed on the wall of the base V, and the upper end of the lead screw V is rigidly connected with an output shaft of the motor V.
5. The equipment for polishing the welding seam of the annular steel pipe column of the contact net according to claim 4, wherein the middle part of the lower end face of the machine base II is fixed on a pin shaft II, and one end of the machine base II, which is far away from the polishing wheel, is vertically fixed on a long bolt II; two ends of the pin shaft II are hinged to the base IV through bearing seats; the long bolt II is in threaded connection with an inclined panel II which extends out of the front end of the base IV and has an inclination angle of 45 degrees.
6. The equipment for grinding the welding seam of the annular steel pipe column of the contact net according to the claim 1, 2, 3, 4 or 5, wherein the left and right travelling mechanisms driving the base to run along the track comprise a left and right group of four rollers or sliding blocks II, a servo speed reduction motor, a gear and a rack, which are connected to the lower end of the base; the left two idler wheels and the right two idler wheels are respectively hinged on idler wheel shafts, and the idler wheel shafts are fixed on the lower end face of the base; if the sliding blocks II are arranged, the four sliding blocks II are directly fixed on the lower end surface of the base; the roller is arranged on the track, and the sliding block II is clamped on the track; the rack is fixed on the side surface of the track close to the large-end carrier roller mechanism and the small-end carrier roller mechanism, and the gear matched with the rack for use is fixed on an output shaft of the servo speed reduction motor; the servo speed reducing motor is driven to rotate by the frequency converter.
7. The equipment for polishing the welding seam of the annular steel pipe column of the contact net according to claim 6, wherein the carrier roller lifting mechanism comprises two groups of guide sleeves and guide shafts, and two groups of vertically arranged lead screws I and nuts I, wherein the two guide sleeves are symmetrically fixed on two sides of one end of the base II respectively, the lower ends of the two guide shafts are fixed on the upper end surface of the supporting base, the two nuts I are symmetrically fixed on two sides of the other end of the base II, and the lower ends of the two lead screws I are rotatably fixed on the upper end surface of the supporting base or directly abutted against the upper end surface of the supporting base.
8. The equipment for polishing the welding seam of the annular steel pipe column of the contact net according to claim 7, wherein the power mechanism for driving the sliding block I to ascend and descend along the vertical linear guide rail I comprises two vertically arranged screw rods II arranged in a vertical rack, a screw nut II matched with the screw rods II and a motor I; screw II and screw II are located between two vertical linear guide I, and II upper ends of the screw are rigidly connected with an output shaft of a motor I, and the screw II is fixed at the rear end of a sliding block I, and the motor I is fixed on the upper end face of a vertical rack.
9. The contact net annular steel pipe column weld joint grinding equipment as claimed in claim 1, 2, 3, 4 or 5, wherein the carrier roller lifting mechanism comprises two sets of guide sleeves and guide shafts, and two sets of vertically arranged lead screws I and nuts I, wherein the two guide sleeves are respectively and symmetrically fixed on two sides of one end of the base II, the lower ends of the two guide shafts are fixed on the upper end surface of the supporting base, the two nuts I are symmetrically fixed on two sides of the other end of the base II, and the lower ends of the two lead screws I are rotatably fixed on the upper end surface of the supporting base or directly abutted against the upper end surface of the supporting base.
10. The equipment for polishing the welding seam of the annular steel pipe column of the contact net according to the claim 1, 2, 3, 4 or 5, is characterized in that the power mechanism for driving the sliding block I to ascend and descend along the vertical linear guide rail I comprises two vertically arranged lead screws II arranged in a vertical rack, a screw II matched with the lead screws II and a motor I; screw II and screw II are located between two vertical linear guide I, and II upper ends of the screw are rigidly connected with an output shaft of a motor I, and the screw II is fixed at the rear end of a sliding block I, and the motor I is fixed on the upper end face of a vertical rack.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111211608.5A CN113732899A (en) | 2021-10-18 | 2021-10-18 | Contact net annular steel pipe column welding seam equipment of polishing |
| ZA2022/10344A ZA202210344B (en) | 2021-10-18 | 2022-09-19 | Apparatus for grinding weld joint of annular steel tube pole for overhead lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111211608.5A CN113732899A (en) | 2021-10-18 | 2021-10-18 | Contact net annular steel pipe column welding seam equipment of polishing |
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| Publication Number | Publication Date |
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| CN113732899A true CN113732899A (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111211608.5A Pending CN113732899A (en) | 2021-10-18 | 2021-10-18 | Contact net annular steel pipe column welding seam equipment of polishing |
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| Country | Link |
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| CN (1) | CN113732899A (en) |
| ZA (1) | ZA202210344B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117381559A (en) * | 2023-11-17 | 2024-01-12 | 中铁电气化局集团有限公司 | Contact line polishing tool for contact net |
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| CN117381559A (en) * | 2023-11-17 | 2024-01-12 | 中铁电气化局集团有限公司 | Contact line polishing tool for contact net |
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| Publication number | Publication date |
|---|---|
| ZA202210344B (en) | 2022-12-21 |
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