CN116765158A - Automatic production line for cold-drawing elevator guide rail - Google Patents
Automatic production line for cold-drawing elevator guide rail Download PDFInfo
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- CN116765158A CN116765158A CN202311066181.3A CN202311066181A CN116765158A CN 116765158 A CN116765158 A CN 116765158A CN 202311066181 A CN202311066181 A CN 202311066181A CN 116765158 A CN116765158 A CN 116765158A
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- elevator guide
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- elevator
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 28
- 238000010622 cold drawing Methods 0.000 title claims description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000012937 correction Methods 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 11
- 238000007689 inspection Methods 0.000 claims description 6
- 238000003908 quality control method Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 238000004381 surface treatment Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 4
- 238000005192 partition Methods 0.000 description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The application discloses an automatic production line of cold-drawn elevator guide rails, which relates to the technical field of elevator guide rail production and comprises a supporting table, wherein a straightening detection device is arranged at the upper part of the supporting table, a bottom supporting frame is arranged at one side of the supporting table, a traction mechanism is arranged at one side of the bottom supporting frame, an auxiliary rail assembly comprises a guide rail fixed at the upper part of the bottom supporting frame, sealing blocks are arranged at two ends of the guide rail, and a central rail is arranged between the two sealing blocks. The elevator guide rail correction device is reasonable in structure, the elevator guide rail can be clamped from two sides by the aid of the correction mechanism and the aid components, the elevator guide rail clamped by the aid components is separately divided into one part, the elevator guide rail can be corrected by a sectional method, other sections of landing points are prevented from being offset due to correction among the points, and therefore new offset points are generated, and the elevator guide rail is prevented from being corrected for many times.
Description
Technical Field
The application relates to the technical field of elevator guide rail production, in particular to an automatic production line of cold-drawn elevator guide rails.
Background
The automatic production line of the cold-drawn elevator guide rail is usually used for processing steel into an elevator guide rail, then cutting and polishing the guide rail, then polishing the plane of the produced guide rail, finally detecting the produced guide rail to check whether the produced elevator guide rail is qualified or not, and correcting the produced guide rail in the elevator guide rail detection process to prevent the produced guide rail from twisting.
The existing elevator guide rail correction usually adopts monitoring equipment to detect whether the guide rail deviates from an axis or not, then corrects the offset guide rail in a hydraulic mode for offset points, the correction of the guide rail in a point-to-point mode can lead to distortion of other position surfaces of the elevator guide rail, and offset is generated in other sections of the elevator guide rail, which can be influenced by correction of one point when the number of points to be corrected is too large, so the application provides an automatic production line of the cold-drawn elevator guide rail to meet the demands.
Disclosure of Invention
The application aims to provide an automatic production line for cold-drawing elevator guide rails, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a cold-drawing elevator guide rail automatic production line, includes the brace table, and the upper portion of brace table is provided with the straightening detection device, and one side of brace table is provided with the bottom sprag frame, and one side of bottom sprag frame is provided with drive mechanism, cold-drawing elevator guide rail automatic production line still includes:
the auxiliary rail assembly comprises a guide rail fixed on the upper part of the bottom supporting frame, sealing blocks are arranged at two ends of the guide rail, a central rail is arranged between the two sealing blocks, an elevator guide rail is arranged on the upper part of the central rail, the elevator guide rail is I-shaped, and the central rail is used for straightening the elevator guide rail;
the correcting mechanism comprises a rail fixing device sliding on the upper part of the guide rail, a plurality of positioning boxes are arranged on two sides of the top of the rail fixing device, ejector rods are arranged in the plurality of positioning boxes, and templates are arranged on one sides of the plurality of ejector rods and used for abutting against the guide rail of the elevator to straighten;
the auxiliary positive assembly is provided with four and is symmetrically arranged on two sides of the correction mechanism, and comprises a plurality of guide wheels and diameter wheels which are distributed at equal intervals, and the guide wheels and the diameter wheels are used for assisting the correction mechanism to straighten the elevator guide rail.
Preferably, limiting rails are arranged on two sides of the bottom wall of the guide rail, and limiting grooves are formed in the bottom of the center rail.
Preferably, one side of the positioning box is provided with a limiting hole penetrating through the other side, one side of the template is provided with two second guide rods, and the two second guide rods are slidably mounted in the limiting hole.
Preferably, the two sides of the rail fixing device are provided with mounting shells, the middle part of the inner cavity of the rail fixing device is provided with a first guide rod, and the two sides of the bottom of the rail fixing device, which are positioned on the first guide rod, are provided with rail grooves.
Preferably, mounting plates are arranged at the bottoms of two sides of the inner wall of the rail fixing device, rollers are rotatably mounted in the two mounting plates, a strip-shaped groove is formed in the bottom of the rail fixing device, and a plurality of auxiliary wheels are arranged in the strip-shaped groove;
the two sides of the inner wall of the rail fixing device are provided with fixing plates, the interiors of the two fixing plates are provided with mounting grooves, the interiors of the two mounting grooves are provided with sliding blocks in a sliding manner, the bottoms of the two sliding blocks are provided with a plurality of telescopic rods, the tops of the two sliding blocks are provided with mounting frames, and the interiors of the two mounting frames are provided with a plurality of taper rods which are distributed at equal intervals;
the cone pulley, the spring pad and the baffle are rotatably arranged on the inner outer surface of each cone rod, the cone pulley is in a cone shape and is positioned at the lower part of the spring pad, the spring pad is positioned between the baffle and the cone pulley, the cone pulley is contacted with the horizontal part of the lower part of the elevator guide rail to be used for righting the elevator guide rail, and a plurality of rollers are contacted with the bottom of the center rail to be used for righting the position of the center rail.
Preferably, assist positive subassembly includes electric telescopic handle, and electric telescopic handle's one end is connected with the baffle, and electric telescopic handle's the other end extends to the inside of installation shell, and the one end of baffle is connected with the auxiliary guide board, and the top of auxiliary guide board is provided with a plurality of and is equidistant mounting box that distributes, and the top of a plurality of mounting box all is provided with the butt plate, and the guide hole has all been seted up to one side of a plurality of mounting box.
Preferably, the support rods are slidably arranged in the guide holes, one sides of the support rods are provided with the partition plates, springs are arranged between the partition plates and the abutting plates, one sides of the support rods are provided with the shaft rods, and the guide wheels and the diameter wheels are rotatably arranged on the outer surfaces of the shaft rods;
the inner chamber top of a plurality of mounting box all is provided with the rubber pad, and the inner chamber bottom of mounting box all is provided with the push rod, and the top of push rod all is provided with the roof, and the bracing piece is located between roof and the rubber pad.
The application method of the cold-drawing elevator guide rail automatic production line comprises the following specific operation steps:
s1, conveying required raw materials into a production line, performing necessary inspection and quality control, conveying preheated steel into a cold drawing machine, and continuously drawing the steel through a plurality of groups of dies of the cold drawing machine to reach the required size and shape, wherein the steel is subjected to repeated drawing and cooling in the cold drawing process to improve the strength and hardness of the material;
s2, cutting the cold drawn steel according to the required length, wherein cutting equipment such as a cutting machine or a saw blade is usually used for cutting, and the cut guide rail is subjected to surface treatment to improve the corrosion resistance, wherein the processes comprise rust removal, spraying or plating and the like;
s3, finally, carrying out necessary inspection and quality control on the produced guide rail, and straightening the produced elevator guide rail by using straightening equipment during detection to ensure that the produced elevator guide rail meets the specified standard and requirement;
s4, checking whether the guide rails are on the same straight line or not through a straightening detection device, and correcting the guide rails when the deflection degree of the checked elevator guide rails deviates from the normal data degree;
s5, when the elevator guide rail is corrected, firstly, the elevator guide rail is placed on the upper portion of the central rail, then the straightening detection device detects the placed elevator guide rail to check whether the planes of the elevator guide rail are on the same axis, then the traction mechanism drives the correction mechanism to move through the hinge, the correction mechanism moves to a position where the elevator guide rail needs to be corrected, then auxiliary positive components positioned on two sides of the correction mechanism extend, the auxiliary positive components clamp two sides of the elevator guide rail, the elevator guide rail clamped by the auxiliary positive components is singly divided into one part, the elevator guide rail can be corrected by adopting a sectional method, other section drop points are prevented from being offset due to correction among the points, and therefore a plurality of new offset points are generated, and the elevator guide rail needs to be corrected for a plurality of times;
s6, then, the conical pulley in the correcting mechanism is matched with the auxiliary positive component to clamp the elevator guide rail, so that other position surfaces of the elevator guide rail are prevented from being deviated and distorted in the correcting process.
In summary, the application has the technical effects and advantages that:
the elevator guide rail correction device has the advantages that the elevator guide rail correction device is reasonable in structure, the elevator guide rail can be clamped from two sides by the aid of the correction mechanism and the aid components, the elevator guide rail clamped by the aid components is separately divided into one part, the elevator guide rail can be corrected by a sectional method, other sections of landing points are prevented from being deviated due to correction among points, and therefore new deviation points are generated, and the elevator guide rail is prevented from being corrected for many times;
according to the application, the correction mechanism and the auxiliary positive component are arranged to correct the elevator guide rail and fix other position surfaces of the elevator guide rail, so that the other position surfaces of the elevator guide rail can be prevented from generating distortion and offset in the correction process of the elevator guide rail.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a first perspective of an automatic production line for cold-drawn elevator guide rails;
fig. 2 is a schematic view of a second perspective of an automatic production line for cold-drawn elevator guide rails;
FIG. 3 is a schematic view of a three-dimensional connection of the secondary rail assembly and the orthotic mechanism;
FIG. 4 is a plan cross-sectional view of the secondary rail assembly;
FIG. 5 is a schematic view of a three-dimensional connection of the correction mechanism and the auxiliary positive assembly;
FIG. 6 is a schematic view of a three-dimensional connection structure of the correction mechanism;
FIG. 7 is a schematic view of a three-dimensional connection of the rail set and the mounting plate;
FIG. 8 is a schematic view of a three-dimensional connection structure of a rail set and a rail groove;
FIG. 9 is a schematic view of a three-dimensional connection of a mounting plate and a roller;
FIG. 10 is a schematic view of a three-dimensional connection structure of a fixing plate and a mounting frame;
FIG. 11 is a schematic view of a three-dimensional connection of a slider and a mounting frame;
FIG. 12 is a schematic view of a three-dimensional connection of cone pulley and spring pad;
FIG. 13 is a schematic view of a three-dimensional connection structure of the rail set and the positioning box;
FIG. 14 is a schematic view of a three-dimensional connection of a positioning box and a template;
FIG. 15 is a schematic view of a first perspective view of a secondary positive component;
FIG. 16 is a schematic view of a second perspective view of the secondary positive component;
FIG. 17 is a schematic view of the internal structure of the secondary positive assembly;
fig. 18 is an exploded view of a three-dimensional connection structure of the auxiliary positive assembly.
In the figure: 1. straightening detection device; 2. a bottom support frame; 3. a correction mechanism; 31. a mounting shell; 32. a track groove; 33. a rail fixing device; 34. a first guide bar; 35. an auxiliary wheel; 36. a mounting plate; 37. a positioning box; 38. a mounting frame; 39. a roller; 311. a fixing plate; 312. a telescopic rod; 313. a mounting groove; 314. a slide block; 315. a taper rod; 316. cone pulley; 317. a spring pad; 318. a baffle; 319. a template; 321. a second guide bar; 322. limiting the aperture; 323. a push rod; 4. an auxiliary positive component; 41. an electric telescopic rod; 42. a baffle; 43. an auxiliary guide plate; 44. a mounting box; 45. a guide wheel; 46. a radial wheel; 47. a support rod; 48. a push rod; 49. a top plate; 411. a rubber pad; 412. a retaining plate; 414. a spring; 415. a partition plate; 416. a guide hole; 417. a shaft lever; 5. a support table; 6. a traction mechanism; 7. an auxiliary rail assembly; 71. an elevator guide rail; 72. a center rail; 73. a guide rail; 74. defining a rail.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The automatic production line of the cold-drawing elevator guide rail shown in reference to fig. 1-18 comprises a supporting table 5, wherein a straightening detection device 1 is arranged at the upper part of the supporting table 5, a bottom supporting frame 2 is arranged at one side of the supporting table 5, and a traction mechanism 6 is arranged at one side of the bottom supporting frame 2;
it is worth noting that, the main process of the automatic production line of the cold-drawing elevator guide rail is to send the required raw materials (usually steel) into the production line, and carry out necessary inspection and quality control, then send the preheated steel into a cold-drawing machine, the cold drawing is to draw the steel continuously through a plurality of groups of dies of the cold-drawing machine so as to reach the required size and shape, and the steel is subjected to multiple drawing and cooling in the cold drawing process so as to improve the strength and hardness of the material;
cutting the cold drawn steel according to the required length. The cut guide rail is typically surface treated to improve its corrosion resistance using a cutting device, such as a cutter or saw blade, typically including processes of rust removal, spraying or plating;
finally, carrying out necessary inspection and quality control on the produced guide rail, and straightening the produced elevator guide rail by using straightening equipment during detection to ensure that the produced elevator guide rail meets the specified standard and requirement;
the produced elevator guide rail 71 is checked by the straightening and detecting device 1 to see whether the guide rails are on the same straight line, and when the deflection degree of the checked elevator guide rail 71 deviates from the normal data degree, the guide rail needs to be corrected.
The auxiliary rail assembly 7 comprises a guide rail 73 fixed on the upper portion of the bottom supporting frame 2, sealing blocks are arranged at two ends of the guide rail 73, a center rail 72 is arranged between the two sealing blocks, an elevator guide rail 71 is arranged on the upper portion of the center rail 72, the elevator guide rail 71 is in an I shape, and the center rail 72 is used for straightening the elevator guide rail 71.
Further, the elevator guide rail 71 is placed on the upper portion of the center rail 72, then the straightening detection device 1 detects and corrects the elevator guide rail 71, when the elevator guide rail 71 is corrected, the straightening detection device 1 moves to detect the edge line of the whole section of the elevator guide rail 71 and compare with the axis, then the traction mechanism 6 drives the correcting mechanism 3 to move through the toothed chain, because the traction mechanism 6 belongs to the prior art, the correcting mechanism 3 is driven to move to the lower portion of the proper straightening detection device 1 mainly through the movement of the toothed chain to correct the elevator guide rail 71.
The correcting mechanism 3 comprises a rail fixing device 33 sliding on the upper portion of a guide rail 73, mounting shells 31 are arranged on two sides of the rail fixing device 33, a first guide rod 34 is arranged in the middle of an inner cavity of the rail fixing device 33, and rail grooves 32 are formed in two sides, located on the first guide rod 34, of the bottom of the rail fixing device 33.
The bottoms of the two sides of the inner wall of the rail fixing device 33 are respectively provided with a mounting plate 36, the interiors of the two mounting plates 36 are respectively provided with a roller 39 in a rotating way, the bottoms of the rail fixing device 33 are provided with a strip-shaped groove, and the interiors of the strip-shaped grooves are provided with a plurality of auxiliary wheels 35;
the guide rail 73 is provided with a limiting rail 74 on both sides of the bottom wall, and a limiting groove is provided at the bottom of the center rail 72.
Further, when the elevator guide rail 71 is corrected, the rail fixing device 33 moves to the bending position of the elevator guide rail 71 through the pulling of the traction mechanism 6, the rail fixing device 33 moves along with the movement of the rail fixing device 33 to drive the rail groove 32 to be clamped on the guide rail 73, the limiting rail 74 can assist the rail fixing device 33 to slide when the rail fixing device 33 moves, and then the first guide rod 34 slides in the limiting groove formed in the bottom of the center rail 72, so that the center rail 72 is limited and supported;
when the rail fixing device 33 moves, the mounting plate 36 is driven to move, the roller 39 in the mounting plate 36 contacts the center rail 72, and the roller 39 is driven to rotate along with the movement of the mounting plate 36 to support the center rail 72, so that the subsequent elevator guide rail 71 is prevented from tilting due to larger correction force.
The two sides of the inner wall of the rail fixing device 33 are provided with fixing plates 311, the interiors of the two fixing plates 311 are provided with mounting grooves 313, the interiors of the two mounting grooves 313 are provided with sliding blocks 314 in a sliding manner, the bottoms of the two sliding blocks 314 are provided with a plurality of telescopic rods 312, the tops of the two sliding blocks 314 are provided with mounting frames 38, and a plurality of taper rods 315 distributed at equal intervals are arranged in the interiors of the two mounting frames 38;
the cone pulley 316, the spring pad 317 and the baffle plates 318 are rotatably mounted on the inner outer surface of each cone rod 315, the cone pulley 316 is conical and is located at the lower part of the spring pad 317, the spring pad 317 is located between the baffle plates 318 and the cone pulley 316, the cone pulley 316 contacts with the horizontal part of the lower part of the elevator guide rail 71 to straighten the elevator guide rail 71, and the plurality of rollers 39 contact with the bottom of the center rail 72 to straighten the position of the center rail 72.
Further, after the rail fixing device 33 moves to the designated position, the telescopic rod 312 stretches to drive the sliding block 314 to slide in the mounting groove 313, then the sliding block 314 drives the mounting frame 38 to move obliquely downwards, the mounting frame 38 moves obliquely downwards to drive the cone pulley 316, the spring pad 317 and the baffle 318 to move downwards, the cone pulley 316 moves downwards to abut against the horizontal part at the bottom of the elevator guide rail 71, the baffle 318 is driven to press the spring pad 317 along with the continuous downward movement of the mounting frame 38, the spring pad 317 presses the cone pulley 316 after being pressed, so that the elevator guide rail 71 is stably fixed on the central rail 72, and the cone pulley 316, the spring pad 317 and the baffle 318 also rotate on the surface of the cone rod 315 when the subsequent rail fixing device 33 moves;
such a design can fix the elevator guide rail 71 from a plurality of directions, and prevent the elevator guide rail 71 from being distorted by deflection during the correction of other position surfaces.
The auxiliary positive component 4 is provided with four and is symmetrically arranged on two sides of the correction mechanism 3, the auxiliary positive component 4 comprises a plurality of guide wheels 45 and diameter wheels 46 which are distributed at equal intervals, and the guide wheels 45 and the diameter wheels 46 are used for assisting the correction mechanism 3 to straighten the elevator guide rail 71.
The auxiliary assembly 4 comprises an electric telescopic rod 41, one end of the electric telescopic rod 41 is connected with a baffle 42, the other end of the electric telescopic rod 41 extends to the inside of the installation shell 31, one end of the baffle 42 is connected with an auxiliary guide plate 43, the top of the auxiliary guide plate 43 is provided with a plurality of installation boxes 44 which are distributed at equal intervals, the top of the plurality of installation boxes 44 is provided with a retaining plate 412, and one side of the plurality of installation boxes 44 is provided with guide holes 416.
It should be noted that, after the elevator guide rail 71 is corrected, as the above-mentioned rail fixing device 33 moves to the position where the elevator guide rail 71 is corrected, the telescopic rod 41 inside the installation housing 31 pushes the baffle 42 to move, the baffle 42 pushes the auxiliary guide plate 43 to slide on the guide rail 73, and then the installation box 44 is driven to move along with the sliding of the auxiliary guide plate 43.
The inside of each guide hole 416 is provided with a support rod 47 in a sliding manner, one side of each support rod 47 is provided with a partition plate 415, a spring 414 is arranged between each partition plate 415 and each retaining plate 412, one side of each support rod 47 is provided with a shaft rod 417, and each guide wheel 45 and each radial wheel 46 are rotatably arranged on the outer surface of each shaft rod 417;
the inner chamber top of a plurality of mounting box 44 all is provided with rubber pad 411, and the inner chamber bottom of a plurality of mounting box 44 all is provided with push rod 48, and the top of a plurality of push rod 48 all is provided with roof 49, and bracing piece 47 is located between roof 49 and rubber pad 411.
Further, when the mounting box 44 slides, the guide wheel 45 and the radial wheel 46 are driven by the support rod 47 to rotate to be attached to the surface of the elevator guide rail 71, the guide wheel 45 and the radial wheel 46 are always abutted to the elevator guide rail 71 due to the pulling force of the spring 414, when the guide wheel 45 rotates, the guide wheel 45 is attached to the upper horizontal part of the elevator guide rail 71, and the radial wheel 46 is attached to the vertical part of the elevator guide rail 71;
when the telescopic rod 41 cannot continue to extend, the push rod 48 pushes the top plate 49 to move upwards, the top plate 49 pushes against the support rod 47, and the support rod 47 is pressed to be attached to the rubber pad 411, so that the extending position of the support rod 47 is fixed.
A plurality of positioning boxes 37 are arranged on two sides of the top of the rail fixing device 33, ejector rods 323 are arranged in the plurality of positioning boxes 37, templates 319 are arranged on one sides of the plurality of ejector rods 323, and the templates 319 are used for abutting against the elevator guide rails 71 to straighten;
one side of the positioning box 37 is provided with a limiting hole 322 penetrating through the other side, one side of the template 319 is provided with two second guide rods 321, and the two second guide rods 321 are slidably arranged in the limiting hole 322.
Further, when the elevator guide rail 71 is corrected, the ejector rod 323 pushes the template 319 to move, and the template 319 moves to drive the second guide rod 321 to slide in the limiting hole 322, so that the offset angle of the template 319 is limited, and the elevator guide rail 71 which is abutted when the template 319 slides;
when the templates 319 are abutted against the elevator guide rail 71 for correction, a plurality of groups of templates 319 are needed to be matched, and guide wheels 45 and diameter wheels 46 on two sides limit the section of the elevator guide rail 71 with deflection points, so that other parts of the elevator guide rail 71 are subjected to torsion during correction;
when the elevator guide rail 71 is pushed by the template 319 to be corrected, the elevator guide rail 71 is corrected in a line segment mode, other axial deviations of the elevator guide rail 71 are prevented from being generated due to point-to-point correction, in addition, the offset parts in the process of correcting the elevator guide rail 71 by point-to-point correction pull the axis of the whole track to be offset to be corrected for a plurality of times, the elevator guide rail clamped by the auxiliary positive component 4 is divided into one part by the two sides of the elevator guide rail clamped by the auxiliary positive component 4, the elevator guide rail 71 can be corrected in a sectional mode, the other section landing points are prevented from being offset due to correction among points, and therefore the elevator guide rail 71 is prevented from being corrected for a plurality of times due to the fact that new offset points are generated.
Working principle: when the elevator guide rail 71 is corrected, firstly, the elevator guide rail 71 is placed on the upper part of the central rail 72, then the straightening detection device 1 detects the placed elevator guide rail 71 to check whether the planes of the elevator guide rail 71 are on the same axis, then the traction mechanism 6 drives the correction mechanism 3 to move through a hinge, the correction mechanism 3 moves to a position where the elevator guide rail 71 needs to be corrected, then auxiliary positive components 4 positioned on two sides of the correction mechanism 3 extend, the auxiliary positive components 4 clamp two sides of the elevator guide rail, the elevator guide rail clamped by the auxiliary positive components 4 is singly divided into a part, the elevator guide rail 71 can be corrected by adopting a sectional method, other section falling points are offset due to correction among the avoidance points, and therefore a plurality of new offset points are generated, and the elevator guide rail 71 needs to be corrected for a plurality of times;
then, the internal cone pulley 316 of the correcting mechanism 3 is matched with the auxiliary positive component 4 to clamp the elevator guide rail 71, so that other position surfaces of the elevator guide rail 71 are prevented from being deviated and distorted in the correcting process.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present application is not intended to be limiting, but rather, although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present application.
Claims (8)
1. Cold drawing elevator guide rail automatic production line, including brace table (5), the upper portion of brace table (5) is provided with straightening detection device (1), one side of brace table (5) is provided with bottom sprag frame (2), one side of bottom sprag frame (2) is provided with traction mechanism (6), its characterized in that: the automatic production line of the cold-drawing elevator guide rail further comprises:
the auxiliary rail assembly (7) comprises a guide rail (73) fixed on the upper portion of the bottom supporting frame (2), sealing blocks are arranged at two ends of the guide rail (73), a center rail (72) is arranged between the two sealing blocks, an elevator guide rail (71) is arranged on the upper portion of the center rail (72), the elevator guide rail (71) is in an I shape, and the center rail (72) is used for straightening the elevator guide rail (71);
the correcting mechanism (3) comprises a rail fixing device (33) sliding on the upper portion of a guide rail (73), a plurality of positioning boxes (37) are arranged on two sides of the top of the rail fixing device (33), ejector rods (323) are arranged in the positioning boxes (37), templates (319) are arranged on one sides of the ejector rods (323), and the templates (319) are used for abutting against the elevator guide rail (71) to straighten;
the auxiliary positive component (4) is provided with four and is symmetrically arranged on two sides of the correction mechanism (3), the auxiliary positive component (4) comprises a plurality of guide wheels (45) and diameter wheels (46) which are distributed at equal intervals, and the guide wheels (45) and the diameter wheels (46) are used for assisting the correction mechanism (3) to straighten the elevator guide rail (71).
2. The automatic production line for cold-drawn elevator guide rails according to claim 1, characterized in that: limiting rails (74) are arranged on two sides of the bottom wall of the guide rail (73), and limiting grooves are formed in the bottom of the center rail (72).
3. The automatic production line for cold-drawn elevator guide rails according to claim 1, characterized in that: one side of the positioning box (37) is provided with a limiting hole (322) penetrating through the other side, one side of the template (319) is provided with two second guide rods (321), and the two second guide rods (321) are slidably arranged in the limiting hole (322).
4. The automatic production line for cold-drawn elevator guide rails according to claim 1, characterized in that: the two sides of the rail fixing device (33) are respectively provided with a mounting shell (31), a first guide rod (34) is arranged in the middle of an inner cavity of the rail fixing device (33), and rail grooves (32) are formed in the two sides, located at the bottom of the rail fixing device (33), of the first guide rod (34).
5. The automatic production line for cold-drawn elevator guide rails according to claim 4, wherein: the rail fixing device is characterized in that mounting plates (36) are arranged at the bottoms of two sides of the inner wall of the rail fixing device (33), rollers (39) are rotatably arranged in the two mounting plates (36), a strip-shaped groove is formed in the bottom of the rail fixing device (33), and a plurality of auxiliary wheels (35) are arranged in the strip-shaped groove;
fixing plates (311) are arranged on two sides of the inner wall of the rail fixing device (33), mounting grooves (313) are formed in the two fixing plates (311), sliding blocks (314) are slidably mounted in the two mounting grooves (313), a plurality of telescopic rods (312) are arranged at the bottoms of the two sliding blocks (314), mounting frames (38) are arranged at the tops of the two sliding blocks (314), and a plurality of taper rods (315) which are distributed at equal intervals are arranged in the two mounting frames (38);
every the inside surface of awl pole (315) all rotates installs cone pulley (316), bullet pad (317) and separation blade (318), cone pulley (316) are conical shape and are located the lower part of bullet pad (317), bullet pad (317) are located between separation blade (318) and cone pulley (316), cone pulley (316) contact with the horizontal part of elevator guide rail (71) lower part and are used for righting elevator guide rail (71), a plurality of gyro wheel (39) all contact with the bottom of center rail (72) and are used for the position of centering rail (72).
6. The automatic production line for cold-drawn elevator guide rails according to claim 1, characterized in that: the auxiliary positive component (4) comprises an electric telescopic rod (41), one end of the electric telescopic rod (41) is connected with a baffle plate (42), the other end of the electric telescopic rod (41) extends to the inside of the installation shell (31), one end of the baffle plate (42) is connected with an auxiliary guide plate (43), the top of the auxiliary guide plate (43) is provided with a plurality of installation boxes (44) which are distributed at equal intervals, the top of each installation box (44) is provided with a retaining plate (412), and a plurality of guide holes (416) are formed in one side of each installation box (44).
7. The automatic production line for cold-drawn elevator guide rails according to claim 6, wherein: the inside of the guide holes (416) is provided with support rods (47) in a sliding mode, one sides of the support rods (47) are provided with separation plates (415), springs (414) are arranged between the separation plates (415) and the retaining plates (412) together, one sides of the support rods (47) are provided with shaft rods (417), and the guide wheels (45) and the diameter wheels (46) are rotatably arranged on the outer surfaces of the shaft rods (417);
the inner chamber top of a plurality of mounting box (44) all is provided with rubber pad (411), the inner chamber bottom of mounting box (44) all is provided with push rod (48), the top of push rod (48) all is provided with roof (49), bracing piece (47) are located between roof (49) and rubber pad (411).
8. Use of the automatic production line for cold-drawn elevator guide rails according to any one of claims 1 to 7, characterized by the following specific operating steps:
s1, conveying required raw materials into a production line, performing necessary inspection and quality control, conveying preheated steel into a cold drawing machine, and continuously drawing the steel through a plurality of groups of dies of the cold drawing machine to reach the required size and shape, wherein the steel is subjected to repeated drawing and cooling in the cold drawing process to improve the strength and hardness of the material;
s2, cutting the cold drawn steel according to the required length, and performing surface treatment on the cut guide rail to improve the corrosion resistance of the guide rail;
s3, carrying out necessary inspection and quality control on the produced guide rail, and straightening the produced elevator guide rail by using straightening equipment during detection to ensure that the produced elevator guide rail meets the specified standard and requirement;
s4, checking whether the guide rails are on the same straight line or not through the straightening detection device (1) by the produced elevator guide rails (71), and correcting the guide rails when the deflection degree of the checked elevator guide rails (71) deviates from the normal data degree;
s5, when the elevator guide rail (71) is corrected, firstly, the elevator guide rail (71) is placed on the upper portion of the central rail (72), then the straightening detection device (1) detects the placed elevator guide rail (71) to see whether the planes of the elevator guide rail (71) are on the same axis, then the traction mechanism (6) drives the correction mechanism (3) to move through a hinge, the correction mechanism (3) moves to a position where the elevator guide rail (71) needs to be corrected, then auxiliary positive components (4) positioned on two sides of the correction mechanism (3) extend, the auxiliary positive components (4) clamp two sides of the elevator guide rail, the elevator guide rail clamped by the auxiliary positive components (4) is singly divided into one part, the elevator guide rail (71) can be corrected by adopting a sectional method, other sections of drop points are offset due to correction between the avoidance points, and therefore new offset points are generated, and the elevator guide rail (71) needs to be corrected for a plurality of times;
s6, then, the conical pulley (316) in the correcting mechanism (3) is matched with the auxiliary positive component (4) to clamp the elevator guide rail (71), so that the elevator guide rail (71) is prevented from being distorted in an offset manner in the correcting process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311066181.3A CN116765158B (en) | 2023-08-23 | 2023-08-23 | Automatic production line for cold-drawing elevator guide rail |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311066181.3A CN116765158B (en) | 2023-08-23 | 2023-08-23 | Automatic production line for cold-drawing elevator guide rail |
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| CN116765158B CN116765158B (en) | 2023-11-07 |
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| KR101148155B1 (en) * | 2012-03-09 | 2012-05-23 | (주) 백상엔지니어링 | Jig apparatus for rail welding and rail welding method using the same |
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|---|---|
| CN116765158B (en) | 2023-11-07 |
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