Refined steel weld bead milling and surface polishing equipment

Abstract

The invention discloses refined steel weld bead milling and surface polishing equipment, and belongs to the technical field of refined steel machining equipment. Comprising a refined steel conveying line composed of a plurality of refined steel transmission platform modules. A refined steel redundant weld bead milling module, a milling trace polishing module, a refined steel all-surface rough polishing module and a refined steel all-surface fine polishing module are sequentially arranged on the refined steel conveying line according to production procedures; according to the refined steel weld bead milling and surface grinding equipment, automatic feeding of refined steel, milling of redundant weld beads and rough grinding and accurate grinding of the surface of the refined steel can be achieved, automatic milling and surface treatment of the refined steel are achieved, operation is easy and convenient, and the automation degree is high.

Description

Technical Field

[0001] The invention relates to refined steel weld bead milling and surface grinding equipment, belonging to the technical field of refined steel processing equipment. Background Art

[0002] After welding of a rectangular cross-section refined steel workpiece (hereinafter referred to as refined steel), the welds that are higher than the surface need to be removed (a total of four welds, hereinafter referred to as redundant welds). The traditional way to remove redundant welds is to manually push a sanding machine to grind. However, the traditional method can only grind redundant welds one by one, which is inefficient; and the traditional method relies on manual grinding, and the surface of the refined steel after grinding is uneven, and it is necessary to fill and repair materials (commonly such as putty paste) to make the surface of the refined steel flat, and then spray or paint the surface, which is a cumbersome process; and because the sprayed or painted paint surface is attached to the filling material, the refined steel produced in this way will have the problem of paint cracking after long-term use; therefore, in order to solve the above problems, it is urgent to propose a refined steel weld milling and surface grinding equipment. Summary of the invention

[0003] In order to solve the above problems, the present invention proposes a refined steel weld milling and surface grinding equipment, which can realize automatic milling and grinding of refined steel, is simple to operate, and has high automation efficiency.

[0004] The refined steel weld bead milling and surface grinding equipment of the present invention comprises a refined steel conveying line composed of a plurality of refined steel transmission platform modules; the refined steel conveying line is sequentially provided with a refined steel excess weld bead milling module, a grinding milling mark module, a refined steel all surface rough grinding module and a refined steel all surface fine grinding module according to the production process; The refined steel transmission platform module includes a platform chassis, a plurality of rollers evenly distributed on the top of the platform chassis, and a transmission mechanism movably arranged on the platform chassis; the plurality of rollers are arranged at intervals along the length direction of the platform chassis, and both ends of the rollers are rotatably connected to the platform chassis; the transmission mechanism is composed of a plurality of transmission units; the transmission unit includes two symmetrically arranged first linear guide rails, a support frame slidably arranged on the first linear guide rails, a rubber wheel rotatably installed in the support frame, and a reduction motor transmission-connected to the rubber wheel; the reduction motor is fixedly installed on the top of the support frame; a clamping cylinder is connected to the side of the support frame away from the platform chassis; The refined steel is hoisted onto the roller of the refined steel transmission platform module, and the clamping cylinder pushes the support frame to clamp the refined steel between the rubber wheel and the first limit bearing, and then the reduction motor drives the rubber wheel to rotate to push the refined steel forward; The refined steel redundant weld bead milling module comprises a milling and grinding base frame, a mounting frame fixedly mounted on the top of the milling and grinding base frame, four second linear guide rails evenly distributed on the upper and lower sides of the mounting frame, and two fixed frames symmetrically arranged inside the mounting frame; the four second linear guide rails are symmetrically arranged in pairs; the fixed frame is slidably connected to the second linear guide rails, and the tops of the two fixed frames are connected by an adjusting cylinder; a milling assembly is respectively installed in the two fixed frames, and the milling assemblies are symmetrically arranged; The milling assembly comprises a milling spindle rotatably arranged in a fixed frame, a fixed cutter disc and an adjustable cutter disc symmetrically mounted on the milling spindle, and a milling motor drivingly connected to the milling spindle; the fixed cutter disc is sleeved on the milling spindle and fixedly connected to the milling spindle; the adjustable cutter disc is adjustably connected to the milling spindle, wherein the outer surface of the milling spindle and the inner wall of the center hole of the adjustable cutter disc are respectively provided with external threads and internal threads matching each other, the adjustable cutter disc is threadedly mounted on the milling spindle, and the upper and lower ends of the adjustable cutter disc are respectively locked and fixed to the milling spindle by limit nuts; the milling motors of the two milling assemblies are respectively fixedly mounted on the upper and lower sides of the two fixed frames by motor seats; an adjustable cutter disc is provided, and its position is adjustable, so as to adapt to the processing of refined steel of different sizes; After the refined steel moves forward to the refined steel redundant weld bead milling module, the adjustment cylinder pushes the fixed frame to make the second limit bearing contact the refined steel surface, and the milling motor drives the fixed cutter disc and the adjustable cutter disc to rotate and mill the redundant weld bead of the refined steel through the milling spindle; The grinding and milling mark module includes a supporting base, a fixed base installed on the top of the supporting base, a third linear guide rail fixedly installed on both sides of the top surface of the fixed base, and two fixed brackets slidably installed on the third linear guide rail; the two fixed brackets are symmetrically arranged, and the two fixed brackets are connected by a screw assembly; a rubber-coated wheel assembly is respectively arranged on the opposite sides of the two fixed brackets; a sanding belt spindle is installed on the side of the two fixed brackets away from the rubber-coated wheel assembly; the sanding belt spindle is transmission-connected to a grinding motor; the sanding belt spindle is transmission-connected to the rubber-coated wheel assembly through the sanding belt; the rubber-coated wheel assembly includes a rubber-coated wheel shaft , and a fixed rubber-coated wheel and an adjustable rubber-coated wheel symmetrically installed on the rubber-coated wheel shaft; the fixed rubber-coated wheel is sleeved on the rubber-coated wheel shaft and fixedly connected to the rubber-coated wheel shaft; the adjustable rubber-coated wheel is adjustably connected to the rubber-coated wheel shaft, wherein the outer surface of the rubber-coated wheel shaft and the inner wall of the center hole of the adjustable rubber-coated wheel are respectively provided with external threads and internal threads that match each other, the adjustable rubber-coated wheel is threadedly installed on the rubber-coated wheel shaft, and the upper and lower ends of the adjustable rubber-coated wheel are respectively locked and fixed with the rubber-coated wheel shaft by limit nuts; the adjustable rubber-coated wheel and the fixed rubber-coated wheel are respectively connected to the abrasive belt spindle through the abrasive belt; an adjustable rubber-coated wheel is provided, and its position is adjustable to adapt to the processing of refined steel of different sizes; After the refined steel moves forward to the grinding and milling trace module, the screw assembly is rotated to make the third limit bearing contact the refined steel surface, and the grinding motor drives the fixed rubber-coated wheel and the adjustable rubber-coated wheel to drive the sanding belt to grind the milling trace through the sanding belt spindle and the rubber-coated wheel shaft; The rough grinding module for all surfaces of refined steel and the fine grinding module for all surfaces of refined steel have the same structure; the rough grinding module for all surfaces of refined steel includes a grinding frame; the grinding frame is composed of a first frame and a second frame arranged side by side; a slide seat is vertically installed on the inner side of the first frame; a longitudinal slide plate is slidably installed in the slide seat; a fixed frame is fixedly installed on the top of the second frame; transverse linear guide rails are respectively arranged on both sides of the top surface of the fixed frame; a support seat is slidably installed on the transverse linear guide rail; a grinding assembly is respectively installed on the first frame and the second frame through the longitudinal slide plate and the support seat; The grinding assembly comprises a rotating seat, an abrasive wheel spindle rotatably mounted on both ends of the rotating seat, and an abrasive wheel fixedly mounted on the abrasive wheel spindle; a rotating shaft is installed through the center of the rotating seat; a driving wheel is fixedly mounted on the rotating shaft; a driven wheel is installed at the bottom of the abrasive wheel spindle; the driving wheel and the driven wheel are connected by a belt transmission; the rotating shaft passes through the rotating seat and is connected to the rotating shaft of the rotating motor; The emery cloth wheel of the rough grinding module for all surfaces of refined steel is a coarse sand emery cloth wheel; the emery cloth wheel of the fine grinding module for all surfaces of refined steel is a fine sand emery cloth wheel; After the refined steel moves forward to the rough grinding module for all surfaces of the refined steel, the rotating seat is rotated to make the coarse sand cloth wheel contact the surface of the refined steel, and the rotating motor drives the coarse sand cloth wheel to rotate through the pulley, belt and the main shaft of the cloth wheel to roughly grind all surfaces of the refined steel; Next, the refined steel moves forward to the refined steel all surface fine grinding module, the rotating seat is rotated to make the fine sand emery cloth wheel contact the refined steel surface, and the rotating motor drives the fine sand emery cloth wheel to rotate through the pulley, belt and emery cloth wheel spindle to fine grind all surfaces of the refined steel.

[0005] As a preferred embodiment, the platform chassis is located on the top side away from the support frame, and a plurality of first limit bearings for guiding are installed along the length direction of the platform chassis, and the first limit bearings are movably arranged on the outside of the roller, and the refined steel is positioned by the first limit bearings.

[0006] Furthermore, the first linear guide rail spans across the top of the platform frame through a guide rail base plate, and the first linear guide rail is arranged parallel to the roller; the guide rail base plate extends toward the outside of the platform frame close to the clamping cylinder side, and is provided with an extension portion; the cylinder body of the clamping cylinder is fixed to the extension portion through a cylinder seat, and the telescopic rod of the clamping cylinder is fixedly connected to the support frame.

[0007] Furthermore, the telescopic rod of the adjusting cylinder is fixedly connected to the motor base installed on the top of the fixed frame, and the cylinder body of the adjusting cylinder is fixedly installed on the top of the fixed frame on the other side; a second limit bearing is fixedly installed on the outside of the milling spindle above the fixed cutter disc, and the outer diameter of the second limit bearing is the same as the outer diameter of the fixed cutter disc and the adjustable cutter disc; the outer diameter of the second limit bearing is the same as the outer diameter of the two cutter discs, and when the adjusting cylinder is clamped, it fits with the refined steel surface without excess welds to prevent the cutter disc from over-milling the refined steel.

[0008] Furthermore, long holes are provided on both sides of the fixed base; the grinding motor is located below the fixed base, and the rotating shaft of the grinding motor passes through the long holes and is drivingly connected to the sanding belt spindle.

[0009] As a preferred embodiment, the adjustable rubber-coated wheel and the fixed rubber-coated wheel are respectively installed with a sanding belt tensioner; the adjustable rubber-coated wheel and the fixed rubber-coated wheel are installed with the sanding belt through a sanding belt tensioner, and the sanding belt tensioner can be used to tighten the sanding belt and prevent the sanding belt from deviating.

[0010] Furthermore, the screw assembly includes a screw sleeve and an adjusting screw threadedly installed in the screw sleeve; the screw sleeve is fixedly installed on the top of a fixed bracket on one side; an adjusting seat is fixedly installed on the top of the fixed bracket on the other side; the adjusting screw extends outward away from one end of the screw sleeve and is rotationally limitedly connected to the adjusting seat; the two fixed brackets are connected through the screw assembly, and the refined steel can be clamped or loosened by rotating the adjusting screw.

[0011] As a preferred embodiment, the middle parts of the opposite sides of the two fixed brackets extend toward the middle, and a third limit bearing is installed at the end thereof; the third limit bearing is located between the adjustable rubber-coated wheel and the fixed rubber-coated wheel, and the outer diameter of the third limit bearing is the same as the outer diameters of the adjustable rubber-coated wheel and the fixed rubber-coated wheel; the outer diameter of the third limit bearing is the same as the outer diameter of the two rubber-coated wheels, and when the adjusting screw is rotated and clamped, it fits with the refined steel surface without excess welds to prevent the rubber-coated wheel from over-milling the refined steel.

[0012] Furthermore, the rotating seats of the two grinding assemblies are respectively installed on the longitudinal slide plate and the supporting seat.

[0013] Furthermore, the rotating motor on the first chassis is fixedly installed on the side of the longitudinal slide; and the rotating motor on the second chassis is fixedly installed below the support seat.

[0014] Compared with the prior art, the refined steel weld milling and surface grinding equipment of the present invention can realize automatic feeding of refined steel, milling of excess welds and rough and fine grinding of the refined steel surface, thereby realizing automated milling and surface treatment of refined steel, with simple and convenient operation and a high degree of automation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic block diagram of the overall structure of the present invention.

[0016] Figure 2 It is a schematic diagram of the arrangement structure of the refined steel redundant weld bead milling module, the milling mark grinding module and the refined steel transmission platform module of the present invention.

[0017] Figure 3 It is a schematic diagram of the arrangement structure of the refined steel all surface rough grinding module, the refined steel all surface fine grinding module and the refined steel transmission platform module of the present invention.

[0018] Figure 4 It is a schematic diagram of the structure of the refined steel transmission platform module of the present invention.

[0019] Figure 5 For the present invention Figure 4 Enlarged structural diagram at B in the middle.

[0020] Figure 6 It is a schematic diagram of the structure of the refined steel redundant weld milling module of the present invention.

[0021] Figure 7 It is a schematic diagram of the structure of the grinding and milling trace module of the present invention.

[0022] Figure 8 For the present invention Figure 7 A is a schematic diagram of the enlarged structure.

[0023] Fig. 9 It is a schematic diagram of the structure of the module for rough grinding all surfaces of refined steel of the present invention.

[0024] The components in the attached drawings are marked as: 1. Refined steel excess weld milling module, 10. Adjusting cylinder, 11. Milling and grinding base, 12. Mounting frame, 13. Second linear guide, 14. Fixed frame, 15. Milling motor, 151. Fixed seat, 16. Milling spindle, 17. Fixed cutter disc, 18. Adjustable cutter disc, 19. Second limit bearing, 2. Grinding milling mark module, 20. Screw assembly, 201. Screw sleeve, 202. Adjusting screw, 203. Adjusting seat, 21. Fixed base, 22. Third linear guide, 23. Fixed bracket, 24. Sanding belt spindle, 25. Rubber-coated wheel shaft, 26. Fixed rubber-coated wheel, 27. Adjustable rubber-coated wheel, 28. Sanding belt tensioner, 29. Third limit bearing, 210. Support base , 211, grinding motor, 212, long hole, 3, refined steel all surface rough grinding module, 30, emery wheel, 31, slide, 32, fixed frame, 33, horizontal linear guide, 34, longitudinal slide, 35, rotating seat, 36, rotating motor, 37, driving wheel, 38, belt, 39, emery wheel spindle, 310, driven wheel, 311, first base frame, 312, second base frame, 313, support seat, 4, refined steel all surface fine grinding module, 5, refined steel transmission platform module, 51, platform base frame, 52, roller, 53, first linear guide, 54, support frame, 55, reduction motor, 56, rubber wheel, 57, clamping cylinder, 58, first limit bearing, 59, guide rail base plate, 6, refined steel. DETAILED DESCRIPTION

[0025] Example: like Figures 1 to 3 The refined steel weld bead milling and surface grinding equipment shown comprises a refined steel conveying line composed of a plurality of refined steel transmission platform modules 5; the refined steel conveying line is sequentially provided with a refined steel excess weld bead milling module 1, a grinding milling mark module 2, a refined steel all surface rough grinding module 3 and a refined steel all surface fine grinding module 4 according to the production process; like Figure 4 and Figure 5As shown, the refined steel transmission platform module 5 includes a platform frame 51, and a plurality of rollers 52 evenly distributed on the top of the platform frame 51, and a transmission mechanism movably arranged on the platform frame 51; the plurality of rollers 52 are arranged at intervals along the length direction of the platform frame 51, and the two ends of the rollers 52 are rotatably connected to the platform frame 51; the transmission mechanism is composed of a plurality of transmission units; the transmission unit includes two symmetrically arranged first linear guide rails 53, and a support frame 54 slidably arranged on the first linear guide rails 53, and a rubber wheel 56 rotatably installed in the support frame 54, and a transmission mechanism rotatably arranged with the rubber wheel 56 The gear motor 55 is connected to the platform frame 51; the gear motor 55 is fixedly installed on the top of the support frame 54; the support frame 54 is connected to the clamping cylinder 57 on the side away from the platform frame 51; the first linear guide 53 spans the top of the platform frame 51 through the guide bottom plate 59, and the first linear guide 53 is arranged parallel to the roller 52; the guide bottom plate 59 extends to the outside of the platform frame 51 close to the clamping cylinder 57, and is provided with an extension; the cylinder body of the clamping cylinder 57 is fixed on the extension through the cylinder seat, and the telescopic rod of the clamping cylinder 57 is fixedly connected to the support frame 54; The platform chassis 51 is at the top of one side away from the support frame 54, and a plurality of first limit bearings 58 for guiding are installed along the length direction of the platform chassis 51, and the first limit bearings 58 are movably arranged outside the roller 52, and the refined steel 6 is positioned by the first limit bearings 58; The refined steel 6 is hoisted onto the roller 52 of the refined steel transmission platform module 5, and the clamping cylinder 57 pushes the support frame 54 to clamp the refined steel 6 between the rubber wheel 56 and the first limit bearing 58, and then the reduction motor 55 drives the rubber wheel 56 to rotate to push the refined steel 6 forward; like Figure 6 As shown, the refined steel redundant weld bead milling module 1 includes a milling and grinding base frame 11, and a mounting frame 12 fixedly mounted on the top of the milling and grinding base frame 11, and four second linear guide rails 13 evenly distributed on the upper and lower sides of the mounting frame 12, and two fixed frames 14 symmetrically arranged inside the mounting frame 12; the four second linear guide rails 13 are symmetrically arranged in pairs; the fixed frame 14 is slidably connected to the second linear guide rails 13, and the tops of the two fixed frames 14 are connected by an adjusting cylinder 10; a milling assembly is respectively installed in the two fixed frames 14, and the milling assemblies are symmetrically arranged; The milling assembly includes a milling spindle 16 rotatably arranged in a fixed frame 14, a fixed cutter disc 17 and an adjustable cutter disc 18 symmetrically mounted on the milling spindle 16, and a milling motor 15 drivingly connected to the milling spindle 16; the fixed cutter disc 17 is sleeved on the milling spindle 16 and fixedly connected to the milling spindle 16; the adjustable cutter disc 17 is adjustably connected to the milling spindle 16, wherein the outer surface of the milling spindle 16 and the inner wall of the center hole of the adjustable cutter disc 18 are respectively provided with external threads and internal threads matching each other, the adjustable cutter disc 18 is threadedly mounted on the milling spindle 16, and the upper and lower ends of the adjustable cutter disc 18 are respectively locked and fixed to the milling spindle 16 by limit nuts (not shown); the milling motors 15 of the two milling assemblies are respectively fixedly mounted on the upper and lower sides of the two fixed frames 14 by motor seats 151; an adjustable cutter disc 18 is provided, and its position is adjustable, so as to adapt to the processing of refined steel 6 of different sizes; The telescopic rod of the adjusting cylinder 10 is fixedly connected to the motor seat 151 installed on the top of the fixed frame 14, and the cylinder body of the adjusting cylinder 10 is fixedly installed on the top of the fixed frame 14 on the other side; a second limit bearing 19 is fixedly installed on the outer side of the milling spindle 16 above the fixed cutter disc 17, and the outer diameter of the second limit bearing 19 is the same as the outer diameter of the fixed cutter disc 17 and the adjustable cutter disc 18; the outer diameter of the second limit bearing 19 is the same as the outer diameter of the two cutter discs, and when the adjusting cylinder 10 is clamped, it fits with the surface of the refined steel 6 without redundant welds to prevent the cutter disc from over-milling the refined steel 6; After the refined steel 6 moves forward to the refined steel redundant weld bead milling module 1, the adjusting cylinder 10 pushes the fixed frame 14 to make the second limit bearing 19 contact the surface of the refined steel 6, and the milling motor 15 drives the fixed cutter head 17 and the adjustable cutter head 18 to rotate and mill the redundant weld bead of the refined steel 6 through the milling spindle 16; like Figure 7 and Figure 8 As shown, the grinding and milling mark module 2 includes a supporting base 210, a fixed base 21 installed on the top of the supporting base 210, a third linear guide rail 22 fixedly installed on both sides of the top surface of the fixed base 21, and two fixed brackets 23 slidably installed on the third linear guide rail 22; the two fixed brackets 23 are symmetrically arranged, and the two fixed brackets 23 are connected by a screw assembly 20; a rubber-coated wheel assembly is respectively arranged on the opposite sides of the two fixed brackets 23; a sanding belt spindle 24 is installed on the side of the two fixed brackets 23 away from the rubber-coated wheel assembly; the sanding belt spindle 24 is transmission-connected to the grinding motor 211; long holes 212 are arranged on both sides of the fixed base 21; the grinding motor is located below the fixed base 21, and the rotating shaft of the grinding motor 211 passes through the long hole 212 and is transmission-connected to the sanding belt spindle 24; the sanding belt spindle 24 is transmission-connected to the rubber-coated wheel assembly through the sanding belt; The rubber-coated wheel assembly includes a rubber-coated wheel shaft 25, and a fixed rubber-coated wheel 26 and an adjustable rubber-coated wheel 27 symmetrically mounted on the rubber-coated wheel shaft 25; the fixed rubber-coated wheel 26 is sleeved on the rubber-coated wheel shaft 25 and fixedly connected to the rubber-coated wheel shaft 25; the adjustable rubber-coated wheel 27 is adjustably connected to the rubber-coated wheel shaft 25, wherein the outer surface of the rubber-coated wheel shaft 25 and the inner wall of the center hole of the adjustable rubber-coated wheel 27 are respectively provided with external threads and internal threads that match each other, the adjustable rubber-coated wheel 27 is threadedly mounted on the rubber-coated wheel shaft 25, and the upper and lower ends of the adjustable rubber-coated wheel 25 are respectively locked and fixed to the rubber-coated wheel shaft 25 by limit nuts (not shown); the adjustable rubber-coated wheel 27 and the fixed rubber-coated wheel 26 are respectively connected to the abrasive belt spindle 24 by transmission through an abrasive belt (not shown); an adjustable rubber-coated wheel 27 is provided, and its position is adjustable, so as to adapt to the processing of refined steel 6 of different sizes; The adjustable rubber-coated wheel 27 and the fixed rubber-coated wheel 26 are respectively provided with a sanding belt tensioning wheel 28 on their sides; the adjustable rubber-coated wheel 27 and the fixed rubber-coated wheel 26 are adapted to be installed with the sanding belt through the sanding belt tensioning wheel 28, and the sanding belt tensioning wheel 28 can be used to tighten the sanding belt and prevent the sanding belt from deviating; The screw assembly 20 includes a screw sleeve 201 and an adjusting screw 202 threadedly installed in the screw sleeve 201; the screw sleeve 201 is fixedly installed on the top of a fixed bracket 23 on one side; an adjusting seat 203 is fixedly installed on the top of the fixed bracket 23 on the other side; the adjusting screw 202 extends outward from one end of the screw sleeve 201 and is rotationally limitedly connected with the adjusting seat 203; the two fixed brackets 23 are connected through the screw assembly 20, and the refined steel 6 can be clamped or loosened by rotating the adjusting screw 202; The middle parts of the opposite sides of the two fixed brackets 23 extend toward the middle, and the third limit bearing 29 is installed at the end thereof; the third limit bearing 29 is located between the adjustable rubber-coated wheel 27 and the fixed rubber-coated wheel 26, and the outer diameter of the third limit bearing 29 is the same as the outer diameter of the adjustable rubber-coated wheel 27 and the fixed rubber-coated wheel 26; the outer diameter of the third limit bearing 29 is the same as the outer diameter of the two rubber-coated wheels, and when the adjusting screw 202 is rotated and clamped, it fits with the surface of the refined steel 6 without redundant welds to prevent the rubber-coated wheel from over-milling the refined steel 6; After the refined steel 6 moves forward to the grinding and milling trace module 2, the screw assembly 20 is rotated to make the third limit bearing 29 contact the surface of the refined steel 6, and the grinding motor 211 drives the fixed rubber-coated wheel 26 and the adjustable rubber-coated wheel 27 through the sanding belt spindle 24 and the rubber-coated wheel shaft 25 to drive the sanding belt to grind the milling traces; The rough grinding module 3 for all surfaces of refined steel and the fine grinding module 4 for all surfaces of refined steel have the same structure; Fig. 9As shown, the rough grinding module 3 for all surfaces of refined steel includes a grinding chassis; the grinding chassis is composed of a first chassis 311 and a second chassis 312 arranged side by side; a slide 31 is vertically installed on the inner side of the first chassis 311; a longitudinal slide 34 is slidably installed in the slide 31; a fixed frame 32 is fixedly installed on the top of the second chassis 312; transverse linear guides 33 are respectively arranged on both sides of the top surface of the fixed frame 32; a support seat 313 is slidably installed on the transverse linear guide 33; a grinding assembly is respectively installed on the first chassis 311 and the second chassis 312 through the longitudinal slide 34 and the support seat 313; The grinding assembly includes a rotating seat 35, and a grinding wheel spindle 39 rotatably mounted on both ends of the rotating seat 35, and a grinding wheel 30 fixedly mounted on the grinding wheel spindle 39; a rotating shaft (not shown) is installed through the center of the rotating seat 35; a driving wheel 37 is fixedly mounted on the rotating shaft; a driven wheel 310 is installed at the bottom of the grinding wheel spindle 39; the driving wheel 37 and the driven wheel 310 are connected by a belt 38; the rotating shaft passes through the rotating seat 35 and is connected to the rotating shaft of the rotating motor 36; The emery wheel 30 of the rough grinding module 3 for all surfaces of refined steel is a coarse sand emery wheel; the emery wheel 30 of the fine grinding module 4 for all surfaces of refined steel is a fine sand emery wheel; The rotating seats 35 of the two grinding assemblies are respectively mounted on the longitudinal slide 34 and the support seat 313; the rotating motor 36 on the first base frame 311 is fixedly mounted on the side of the longitudinal slide 34; the rotating motor 36 on the second base frame 312 is fixedly mounted below the support seat 313; After the refined steel 6 moves forward to the rough grinding module 3 for all surfaces of the refined steel, the rotating seat 35 is rotated to make the coarse sand cloth wheel contact the surface of the refined steel 6, and the rotating motor 36 drives the coarse sand cloth wheel to rotate through the driving wheel 37 (pulley), the belt 38 and the sand cloth wheel spindle 39 to perform rough grinding on all surfaces of the refined steel; Next, the refined steel 6 moves forward to the refined steel all surface fine grinding module 4, the rotating seat 35 is rotated to make the fine sand emery cloth wheel contact the surface of the refined steel 6, and the rotating motor 36 drives the fine sand emery cloth wheel to rotate through the driving wheel 37 (pulley), belt 38 and emery cloth wheel spindle 39 to fine grind all surfaces of the refined steel.

[0026] The above embodiments are only preferred implementations of the present invention, so all equivalent changes or modifications made according to the structures, features and principles described in the scope of the patent application of the present invention are included in the scope of the patent application of the present invention.

Claims

1. A refined steel weld bead milling and surface grinding equipment, characterized in that: It comprises a refined steel conveyor line composed of a plurality of refined steel transmission platform modules; the refined steel conveyor line is provided with a refined steel redundant weld bead milling module, a grinding milling mark module, a refined steel all surface rough grinding module and a refined steel all surface fine grinding module in sequence according to the production process; The grinding and milling mark module comprises a supporting frame, a fixed base installed on the top of the supporting frame, a third linear guide rail fixedly installed on both sides of the top surface of the fixed base, and two fixed brackets slidably installed on the third linear guide rails; a rubber-coated wheel assembly is respectively arranged on opposite sides of the two fixed brackets; a sanding belt spindle is installed on the side of the two fixed brackets away from the rubber-coated wheel assembly; the sanding belt spindle is transmission-connected to a grinding motor; the sanding belt spindle is transmission-connected to the rubber-coated wheel assembly through the sanding belt; The rough grinding module for all surfaces of refined steel and the fine grinding module for all surfaces of refined steel have the same structure; the rough grinding module for all surfaces of refined steel includes a grinding frame; the grinding frame is composed of a first frame and a second frame arranged side by side; a slide is uprightly installed on the inner side of the first frame; a longitudinal slide is slidably installed in the slide; a fixed frame is fixedly installed on the top of the second frame; transverse linear guide rails are respectively arranged on both sides of the top surface of the fixed frame; a support seat is slidably installed on the transverse linear guide rail; a grinding assembly is respectively installed on the first frame and the second frame through the longitudinal slide and the support seat.

2. The refined steel weld bead milling and surface grinding equipment according to claim 1 is characterized in that: The refined steel transmission platform module includes a platform frame, a plurality of rollers evenly distributed on the top of the platform frame, and a transmission mechanism movably arranged on the platform frame; the plurality of rollers are arranged at intervals along the length direction of the platform frame, and the two ends of the rollers are rotatably connected to the platform frame; the transmission mechanism is composed of a plurality of transmission units; The transmission unit includes two symmetrically arranged first linear guides, a support frame slidably arranged on the first linear guides, a rubber wheel rotatably installed in the support frame, and a reduction motor transmission-connected to the rubber wheel; the reduction motor is fixedly installed on the top of the support frame; a clamping cylinder is connected to the side of the support frame away from the platform frame; a plurality of first limit bearings for guiding are installed on the top of the side of the platform frame away from the support frame, along the length direction of the platform frame, and the first limit bearings are movably arranged on the outside of the roller.

3. The refined steel weld bead milling and surface grinding equipment according to claim 2, characterized in that: The first linear guide rail spans across the top of the platform frame through a guide rail base plate, and the first linear guide rail is arranged parallel to the roller; the guide rail base plate extends to the outside of the platform frame close to the clamping cylinder and is provided with an extension portion; the cylinder body of the clamping cylinder is fixed to the extension portion through a cylinder seat, and the telescopic rod of the clamping cylinder is fixedly connected to the support frame.

4. The refined steel weld bead milling and surface grinding equipment according to claim 1, characterized in that: The refined steel redundant weld milling module includes a milling and grinding base frame, a mounting frame fixedly mounted on the top of the milling and grinding base frame, four second linear guide rails evenly distributed on the upper and lower sides of the mounting frame, and two fixed frames symmetrically arranged inside the mounting frame; a milling assembly is respectively installed in the two fixed frames, and the milling assemblies are symmetrically arranged; the four second linear guide rails are symmetrically arranged in pairs; the fixed frame is slidably connected to the second linear guide rail, and the tops of the two fixed frames are connected by an adjusting cylinder; the telescopic rod of the adjusting cylinder is fixedly connected to the motor seat mounted on the top of the fixed frame, and the cylinder body of the adjusting cylinder is fixedly installed on the top of the fixed frame on the other side.

5. The refined steel weld bead milling and surface grinding equipment according to claim 4, characterized in that: The milling assembly includes a milling spindle rotatably arranged in a fixed frame, a fixed cutter disc and an adjustable cutter disc symmetrically installed on the milling spindle, and a milling motor transmission-connected to the milling spindle; the milling motors of the two milling assemblies are respectively fixedly installed on the upper and lower sides of the two fixed frames through motor seats; a second limit bearing is fixedly installed on the outer side of the milling spindle above the fixed cutter disc.

6. The refined steel weld bead milling and surface grinding equipment according to claim 1, characterized in that: The rubber-coated wheel assembly includes a rubber-coated wheel shaft, and a fixed rubber-coated wheel and an adjustable rubber-coated wheel symmetrically installed on the rubber-coated wheel shaft; the adjustable rubber-coated wheel and the fixed rubber-coated wheel are respectively connected to the sanding belt spindle through the sanding belt; the middle parts of the opposite sides of the two fixed brackets extend toward the middle, and the third limit bearing is installed at the end thereof; the third limit bearing is located between the adjustable rubber-coated wheel and the fixed rubber-coated wheel.

7. The refined steel weld bead milling and surface grinding equipment according to claim 6, characterized in that: The adjustable rubber-coated wheel and the fixed rubber-coated wheel are respectively provided with abrasive belt tensioning wheels on their sides; the adjustable rubber-coated wheel and the fixed rubber-coated wheel are adapted and installed with the abrasive belt through the abrasive belt tensioning wheel.

8. The refined steel weld bead milling and surface grinding equipment according to claim 1 or 6, characterized in that: The two fixed brackets are symmetrically arranged and connected by a screw assembly; the screw assembly includes a screw sleeve and an adjusting screw threadedly installed in the screw sleeve; the screw sleeve is fixedly installed on the top of the fixed bracket on one side; an adjusting seat is fixedly installed on the top of the fixed bracket on the other side; the adjusting screw extends outward away from one end of the screw sleeve and is rotationally limitedly connected to the adjusting seat.

9. The refined steel weld bead milling and surface grinding equipment according to claim 1, characterized in that: The rotating seats of the two grinding assemblies are respectively installed on the longitudinal slide and the support seat; the rotating motor on the first chassis is fixedly installed on the side of the longitudinal slide; the rotating motor on the second chassis is fixedly installed under the support seat; The grinding assembly includes a rotating seat, an abrasive wheel spindle rotatably mounted on both ends of the rotating seat, and an abrasive wheel fixedly mounted on the abrasive wheel spindle; a rotating shaft is installed through the center of the rotating seat; a driving wheel is fixedly mounted on the rotating shaft; a driven wheel is installed at the bottom of the abrasive wheel spindle; the driving wheel and the driven wheel are connected by belt transmission; the rotating shaft passes through the rotating seat and is connected to the rotating shaft of the rotating motor.

10. The refined steel weld bead milling and surface grinding equipment according to claim 9, characterized in that: The emery wheel of the rough grinding module for all surfaces of refined steel is a coarse-grit emery wheel; the emery wheel of the fine grinding module for all surfaces of refined steel is a fine-grit emery wheel.

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