CN113310818A - Bending resistance detection device for elevator guide rail production and elevator guide rail production process - Google Patents
Bending resistance detection device for elevator guide rail production and elevator guide rail production process Download PDFInfo
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- CN113310818A CN113310818A CN202110509351.5A CN202110509351A CN113310818A CN 113310818 A CN113310818 A CN 113310818A CN 202110509351 A CN202110509351 A CN 202110509351A CN 113310818 A CN113310818 A CN 113310818A
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- rotating shaft
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/005—Electromagnetic means
Abstract
The invention discloses a bending resistance detection device for elevator guide rail production and an elevator guide rail production process, and belongs to the field of bending resistance detection. Have certain adaptability to placing orbital shape and width size, through the drive structure, when the drive pushes down the structure and is fixed to detecting the object, the drive structure of exerting pressure operates to simplify holistic drive structure, reduce whole required energy consumption simultaneously, have better and the practicality, stress point and stress position through changing the applied pressure, so that lead more manifold accurate experimental parameters, have better help to the bending resistance that detects material itself.
Description
Technical Field
The invention relates to the field of bending resistance detection, in particular to a bending resistance detection device for elevator guide rail production and an elevator guide rail production process.
Background
The elevator guide rail is an elevator component formed by steel rails and connecting plates, and is divided into a car guide rail and a counterweight guide rail, and the elevator guide rail is divided into three forms, namely a T-shaped form, an L-shaped form and a hollow form, from the cross section shape. The guide rail can bear the impact force of the car and the elevator during braking, the impact force of safety tongs during emergency braking and the like while playing a role in guiding. The magnitude of these forces is related to the mass and speed of the elevator, so the guide rails should be selected according to the speed and mass of the elevator, usually called car guide rail as primary rail and counterweight guide rail as secondary rail;
the bending strength refers to the capability of the material to resist bending without breaking, is mainly used for investigating the strength of brittle materials such as ceramics and the like, and is generally evaluated by adopting a three-point bending test or a four-point test method, wherein the four-point test requires two loading forces and is relatively complex; three-point testing is most commonly used. The value of the device is in direct proportion to the maximum pressure born, the bending resistance detection is carried out on the elevator track to test the influence of different shapes and materials on the bending resistance strength, but the prior related detection equipment has poor adaptability to the tracks with different shapes, the cost required by single equipment is high, the occupied space is large, and the force application point and the force application position cannot be changed.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide a bending resistance detection device for elevator guide rail production, which can realize certain adaptability to the shape and width size of a placing track, and drives a pressing structure to operate while driving a pressing structure to fix a detected object through a driving structure, thereby simplifying the whole driving structure, reducing the required manufacturing cost, reducing the energy consumption required by the whole, having better practicability, conveniently guiding more various and accurate experimental parameters by changing the stress point and the stress position of the pressing force, and better helping to the bending resistance of a detection material.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
The bending resistance detection device for production of the elevator guide rail comprises a driving end shell, wherein a rotating shaft rod is connected to the tail end of the bottom side of the driving end shell, a thread fixing ring is arranged at the bottom end of the rotating shaft rod, a support arm is arranged on the bottom side surface of the thread fixing ring, a sliding groove is formed in the inner side surface of the support arm, a sliding side wall is arranged on the inner side surface of the sliding side wall, a sliding block sliding groove is formed in the inner side surface of the sliding side wall, a fixed pressing block is arranged at the middle position of the sliding side wall, a threaded rotating rod penetrates through the middle position of the fixed pressing block, a pressing end strip is fixed to the bottom end of the fixed pressing block, rotating convex plates are connected to the left side and the right side of the pressing.
Furthermore, the rotating shaft rod penetrates through the bottom side surface of the driving end shell, the rotating shaft rod is in threaded connection with the threaded fixing ring, the threaded fixing ring is in welded connection with the supporting arm, the supporting arm and the sliding groove form a communicating structure, the supporting arm and the sliding side wall are attached to each other, the sliding block sliding groove penetrates through the inner side surface of the sliding side wall, and the sliding side wall and the fixed pressing block are in welded connection.
Further, constitute the revolution mechanic between fixed briquetting and the screw thread bull stick, both ends all are connected with the sliding block about the screw thread bull stick, and constitute threaded connection between sliding block and the screw thread bull stick, the bottom side of slip lateral wall is fixed with removes the diaphragm, and removes for welded connection between diaphragm and the slip lateral wall to remove and constitute the sliding structure between diaphragm and the support arm, the notch has been seted up to the bottom of support arm.
Further, go up and constitute the connectivity between notch and the support arm, it is provided with the guide rail notch to go up under the notch, and constitutes the connectivity between guide rail notch and the last notch, the inboard of guide rail notch is fixed with the fixed slot piece, and constitutes welded connection between guide rail notch and the fixed slot piece, the bottom of support arm is connected with the under casing, and constitutes the connectivity between support arm and the under casing, the top side surface of under casing is provided with the pressure-bearing platform, and constitutes fixed connection between pressure-bearing platform and the under casing.
Furthermore, the intermediate position of pressure-bearing platform settles there is the pressurized inductor, and the pressurized inductor runs through in the upper surface of pressure-bearing platform, the bottom outside surface of rotating shaft pole is provided with the external screw thread, and is fixed connection between external screw thread and the rotating shaft pole, the inside of rotating shaft pole is provided with interior slide bar, and flexible structure between interior slide bar and the rotating shaft pole.
Furthermore, a return spring is arranged at the tail end of the bottom side of the rotating shaft rod, the return spring is connected with the inner sliding rod in a sleeved mode, the tail end of the bottom side of the inner sliding rod is connected with a fixed end arm, the inner sliding rod is connected with the fixed end arm in a welded mode, the fixed end arm is fixedly connected with the return spring, the bottom end of the fixed end arm is connected with a fit fixing end, and the fit fixing end is fixedly connected with the fixed end arm.
Furthermore, an inner groove piece is fixed on the inner side face of the fit-in end and is symmetrical with respect to a vertical central line of the fit-in end, a rotating ring is fixed on the outer side of the tail end of the rotating shaft rod and is fixedly connected with the rotating shaft rod, a rotating shaft plate is arranged on the inner side of the rotating ring, and a rotating structure is formed between the rotating shaft plate and the rotating ring.
Furthermore, constitute welded connection between the rotating shaft board and the removal diaphragm, the inside bottom of support arm is provided with the side frid, and constitutes welded connection between side frid and the support arm, the side has been seted up to the side frid and has been moved down the port, and moves down and constitute the connectivity between port and the support arm, the inside arrangement of drive end shell has the gear train, and constitutes revolution mechanic between gear train and the drive end shell, settle the intermediate position of drive end shell has motor gear, constitute the meshing connection between motor gear and the gear train.
Further, the top of motor gear is connected with driving motor, and is threaded connection between driving motor and the drive end shell, the bottom of fixed groove piece is connected with the fixed end seat, and is welded connection between fixed end seat and the fixed groove piece to be fixed connection between fixed end seat and the guide rail notch, the bottom inboard of fixed groove piece is fixed with anti-skidding slope, and constitutes fixed connection between anti-skidding slope and the fixed groove piece.
Further, the rectangle notch has all been seted up at both ends around the fixed end seat, agree with a groove has been seted up to the upper surface of fixed end seat, and agrees with a groove and run through in the upper surface of fixed end seat, the elastic plate is settled to the inboard of rectangle notch, and constitutes a sliding structure between elastic plate and the rectangle notch, the bottom surface fixedly connected with buffer spring of elastic plate, fixed briquetting reaches for fixing between the end strip with pushing down, push down and constitute revolution mechanic between the end strip and the rotation flange, and the outer end side bottom of rotating the flange is provided with the angular form arch, it constitutes revolution mechanic to rotate between flange and the activity commentaries on classics board, constitute revolution mechanic between activity commentaries on classics board and the promotion end, be fixed connection between promotion end and the sliding block.
The elevator guide rail production process is completed by matching the bending resistance detection device for the elevator guide rail production according to any one of claims 1 to 9.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
the invention cuts the rail of the elevator to a certain length, puts the rail between the upper notch of the bottom side of the supporting arm and the notch of the guide rail, when putting the rail of the elevator, the rail is contacted with the fixed slot block at the inner side of the notch of the guide rail, at this time, puts the rail between the fixed slot blocks at the two ends of the fixed end seat, and makes the rail contact with the anti-skid slope, at the same time, one side of the protruding part of the rail is matched with the matching strip slot, then the matching fixed end fixed at the bottom end of the fixed end arm is matched with the rectangular notch of the fixed end seat, and gradually reduces the distance between the fixed end seat and the matching fixed end in a gradually descending way, the matching fixed end moves downwards through the side slot plate in the process of moving downwards to move the port, then the inner slot plate is pressed to play a fixing role, when the matching fixed end is matched with the fixed end seat, when the elastic plate is extruded by matching the two sides of the fixed end, the buffer spring deforms, and the whole body is fixed in a mode of automatically applying pressure after being placed, so that the shape and the width size of the placing track have certain adaptability while operation is avoided;
when a driving motor in the driving end shell is started, the driving motor works to drive a motor gear to rotate, a gear set is driven to rotate through the motor gear, then a rotating shaft rod is driven to rotate through the rotation of the gear set, when the rotating shaft rod rotates, external threads on the outer side of the rotating shaft rod and threads of a thread fixing ring are driven to rotate, the rotating shaft rod gradually moves downwards, when the rotating shaft rod moves downwards, a rotating shaft plate is driven to move downwards through the rotating ring, the rotating shaft plate is fixed with a moving transverse plate to further drive the moving transverse plate and an upper structure to move, the moving transverse plate slides through a sliding groove when sliding, when a fixed end arm gradually contacts with a fixed end seat and a fixed object in the downward moving process, resistance is received, and under the action of the resistance, a reset spring is extruded to generate deformation, so that the inner sliding rod mutually rotates to contract inside the shaft rod, the elastic force released by the deformation of the reset spring presses the fit end to fix the object, the fit end is fixed with the fixed end arm, then the shaft lever is rotated to descend continuously, the pressing end strip fixed by the fixed pressing block is pressed to the middle position of the track, when the track deforms, the deformed position of the track is contacted with a pressed sensor on the pressure bearing platform, the force borne by the pressed sensor is borne by the bottom box, the driving motor stops operating, the pressure borne by the pressed sensor is displayed, the whole body drives the pressing structure to fix the detected object through the driving structure, and meanwhile, the driving structure drives the pressing structure to operate, so that the whole driving structure is simplified, the required manufacturing cost is reduced, the energy consumption required by the whole body is reduced, and the device has better practicability;
through rotating the screw runner on the removal diaphragm, and then let the screw runner rotate and drive the fixed briquetting of sliding block and to being close to gradually, make the sliding block slide through the slider spout of slip lateral wall side, and then make the sliding block drive the promotion end and remove, when the promotion end removes, promotion end and activity commentaries on classics board produce the rotation, and rotate the rotation flange through the rotation drive of activity commentaries on classics board and rotate, when rotating the flange and rotating to the state of changeing the board laminating with the activity, can exert pressure to the track through rotating the outstanding place of flange side, and then change the position of track atress and the point of exerting force, whole accessible changes the stress point and the stress position of exerting pressure, so that lead more various accurate experimental parameters, have better help to the bending resistance of detecting material itself.
Drawings
FIG. 1 is a schematic front perspective view of the present invention;
FIG. 2 is a schematic view of the structure of the rotating shaft of the present invention;
FIG. 3 is a schematic view of the internal structure of the support arm of the present invention;
FIG. 4 is a schematic view of the driving end shell structure of the present invention
FIG. 5 is a schematic view of a fixing end seat structure according to the present invention
Fig. 6 is an enlarged schematic view of a in fig. 1 according to the present invention.
The reference numbers in the figures illustrate:
1. a drive end housing; 2. rotating the shaft lever; 3. fixing a ring by screw thread; 4. a support arm; 5. a sliding groove; 6. a sliding side wall; 7. a slide block chute; 8. fixing a pressing block; 9. a threaded rotating rod; 10. a slider; 11. moving the transverse plate; 12. an upper notch; 13. a guide rail notch; 14. fixing the groove block; 15. a pressure-bearing platform; 16. a pressurized sensor; 17. a bottom box; 18. an external thread; 19. an inner slide bar; 20. a return spring; 21. a fixed end arm; 22. fitting the fixed end; 23. an inner slot sheet; 24. a rotating ring; 25. a rotating shaft plate; 26. a side channel plate; 27. moving the port downwards; 28. a gear set; 29. a motor gear; 30. a drive motor; 31. fixing the end seat; 32. an anti-slip ramp; 33. fitting the strip groove; 34. an elastic plate; 35. a buffer spring; 36. pressing the end strips downwards; 37. rotating the convex plate; 38. a movable rotating plate; 39. and pushing the end.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Referring to fig. 1-6, a bending resistance detection device for elevator guide rail production comprises a driving end shell 1, a rotating shaft rod 2 is connected to the bottom end of the driving end shell 1, a thread fixing ring 3 is arranged at the bottom end of the rotating shaft rod 2, a support arm 4 is arranged on the bottom side surface of the thread fixing ring 3, a sliding groove 5 is formed in the inner side surface of the support arm 4, a sliding side wall 6 is arranged on the inner side of the support arm 4, a sliding block sliding groove 7 is formed in the inner side surface of the sliding side wall 6, a fixing pressing block 8 is arranged in the middle of the sliding side wall 6, a thread rotating rod 9 penetrates through the middle of the fixing pressing block 8, a lower pressing end strip 36 is fixed to the bottom end of the fixing pressing block 8, rotating convex plates 37 are connected to the left side and the right side of the lower pressing end strip 36, and movable rotating plates 38 are connected to the outer ends of the rotating convex plates 37.
Referring to fig. 1, the rotating shaft rod 2 penetrates through the bottom side surface of the driving end shell 1, the rotating shaft rod 2 and the thread fixing ring 3 form threaded connection, the thread fixing ring 3 and the supporting arm 4 form welded connection, the supporting arm 4 and the sliding groove 5 form a communicating structure, the supporting arm 4 and the sliding side wall 6 are attached to each other, the sliding block sliding groove 7 penetrates through the inner side surface of the sliding side wall 6, the sliding side wall 6 and the fixed pressing block 8 form welded connection, the whole body is fixed in a mode of automatically applying pressure for fixing after being placed, and certain adaptability is achieved for the shape and the width size of the placing track while operation is avoided.
Referring to fig. 1, a rotating structure is formed between the fixed pressing block 8 and the threaded rotating rod 9, sliding blocks 10 are connected to the left end and the right end of the threaded rotating rod 9, threaded connection is formed between the sliding blocks 10 and the threaded rotating rod 9, a movable transverse plate 11 is fixed to the bottom side of the sliding side wall 6, the movable transverse plate 11 is connected with the sliding side wall 6 in a welding mode, a sliding structure is formed between the movable transverse plate 11 and the supporting arm 4, and an upper notch 12 is formed in the bottom end of the supporting arm 4.
Referring to fig. 1, a communicating structure is formed between an upper notch 12 and a support arm 4, a guide rail notch 13 is arranged right below the upper notch 12, the communicating structure is formed between the guide rail notch 13 and the upper notch 12, a fixed groove block 14 is fixed on the inner side of the guide rail notch 13, the guide rail notch 13 and the fixed groove block 14 are connected in a welding manner, the bottom end of the support arm 4 is connected with a bottom box 17, the communicating structure is formed between the support arm 4 and the bottom box 17, a pressure-bearing platform 15 is arranged on the top surface of the bottom box 17, and the pressure-bearing platform 15 and the bottom box 17 are fixedly connected.
Referring to fig. 2, the intermediate position of pressure-bearing platform 15 is settled there is pressure-bearing inductor 16, and pressure-bearing inductor 16 runs through in pressure-bearing platform 15's upper surface, the bottom outside surface of rotating shaft 2 is provided with external screw thread 18, and be fixed connection between external screw thread 18 and the rotating shaft 2, the inside of rotating shaft 2 is provided with interior slide bar 19, and extending structure between interior slide bar 19 and the rotating shaft 2, wholly through the drive structure, it is fixed when detecting the object to drive the structure of pushing down, the drive structure of exerting pressure operates, thereby simplify holistic drive structure, reduce required manufacturing cost, reduce whole required energy consumption simultaneously, have better and the practicality.
Referring to fig. 2, a return spring 20 is disposed at the bottom end of the rotating shaft 2, the return spring 20 is sleeved with the inner slide rod 19, the bottom end of the inner slide rod 19 is connected with a fixed end arm 21, the inner slide rod 19 is welded with the fixed end arm 21, the fixed end arm 21 is fixedly connected with the return spring 20, the bottom end of the fixed end arm 21 is connected with a fitting fixed end 22, and the fitting fixed end 22 is fixedly connected with the fixed end arm 21.
Referring to fig. 3, an inner slot piece 23 is fixed on the inner side surface of the fitting end 22, the inner slot piece 23 is symmetrical about the vertical central line of the fitting end 22, a rotating ring 24 is fixed on the outer side of the tail end of the rotating shaft rod 2, the rotating ring 24 is fixedly connected with the rotating shaft rod 2, a rotating shaft plate 25 is arranged on the inner side of the rotating ring 24, and a rotating structure is formed between the rotating shaft plate 25 and the rotating ring 24.
Referring to fig. 3, the rotating shaft plate 25 and the moving transverse plate 11 are welded to each other, a side groove plate 26 is disposed at the bottom end of the support arm 4, the side groove plate 26 and the support arm 4 are welded to each other, a downward moving port 27 is formed in the upper side surface of the side groove plate 26, a communicating structure is formed between the downward moving port 27 and the support arm 4, a gear set 28 is disposed inside the driving end housing 1, a rotating structure is formed between the gear set 28 and the driving end housing 1, a motor gear 29 is disposed in the middle of the driving end housing 1, and the motor gear 29 and the gear set 28 are engaged to each other.
Referring to fig. 4, the top end of the motor gear 29 is connected with a driving motor 30, the driving motor 30 is in threaded connection with the driving end shell 1, the bottom end of the fixed slot block 14 is connected with a fixed end seat 31, the fixed end seat 31 is in welded connection with the fixed slot block 14, the fixed end seat 31 is fixedly connected with the guide rail notch 13, an anti-slip slope 32 is fixed on the inner side of the bottom end of the fixed slot block 14, and the anti-slip slope 32 is fixedly connected with the fixed slot block 14.
Referring to fig. 5, rectangular notches are formed at the front and rear ends of the fixed end seat 31, a matching strip groove 33 is formed on the upper surface of the fixed end seat 31, the matching strip groove 33 penetrates through the upper surface of the fixed end seat 31, an elastic plate 34 is arranged on the inner side of the rectangular notch, a sliding structure is formed between the elastic plate 34 and the rectangular notch, a buffer spring 35 is fixedly connected to the bottom side surface of the elastic plate 34, a fixed pressing block 8 and a pressing end strip 36 are fixed to each other, a rotating structure is formed between the pressing end strip 36 and the rotating convex plate 37, an angular protrusion is arranged on the bottom side of the outer end side of the rotating convex plate 37, a rotating structure is formed between the rotating convex plate 37 and the movable rotating plate 38, a rotating structure is formed between the movable rotating plate 38 and the pushing end 39, and a sliding block 10 are fixedly connected to each other, and the force bearing point and the force bearing position of the applied pressure can be changed integrally, so as to guide more various and accurate experimental parameters, the bending resistance of the detection material is better assisted.
When in use: firstly, the rail of the elevator is cut to a certain length, the rail is placed between an upper notch 12 at the bottom side of a supporting arm 4 and a guide rail notch 13, the rail is contacted with a fixed groove block 14 at the inner side of the guide rail notch 13 in the process of placing the elevator rail, at this time, the rail is placed between fixed groove blocks 14 at two ends on a fixed end seat 31, the rail is contacted with an anti-skidding slope 32, one side edge of the protruding part of the rail is matched with a matching strip groove 33, then a matching fixed end 22 fixed at the bottom end of a fixed end arm 21 is matched with a rectangular notch on the fixed end seat 31, the distance between the fixed end seat 31 and the matching fixed end 22 is gradually shortened in a gradually descending mode, the matching fixed end 22 passes through a downward moving port 27 at the upper end of a side groove plate 26 in the downward moving process, and then the inner groove plate 23 is pressed to play a fixing role, when the matching fixed end 22 is matched with the fixed end seat 31, the buffer spring 35 is deformed when the elastic plate 34 is extruded by two sides of the matching fixed end 22, when the driving motor 30 in the driving end shell 1 is started, the driving motor 30 is enabled to work to drive the motor gear 29 to rotate, the motor gear 29 drives the gear set 28 to rotate, then the rotating shaft lever 2 is driven to rotate by the rotation of the gear set 28, when the rotating shaft lever 2 rotates, the external thread 18 on the outer side of the rotating shaft lever 2 and the thread fixed ring 3 are enabled to rotate in a thread way, the rotating shaft lever 2 gradually moves downwards, when the rotating shaft lever 2 moves downwards, the rotating shaft plate 25 is driven to move downwards by the rotating ring 24, as the rotating shaft plate 25 is fixed with the moving transverse plate 11, the moving transverse plate 11 and the upper structure are driven to move, when the moving transverse plate 11 slides, the sliding groove 5 slides, when the fixed end arm 21 moves downwards, the inner slide rod 19 is gradually contacted with the fixed end seat 31 and a fixed object to be subjected to resistance, under the action of the resistance, the reset spring 20 is extruded to generate deformation, so that the inner slide rod 19 is contracted with the inner part of the rotating shaft rod 2, the fit end 22 is pressed by the elasticity released by the deformation of the reset spring 20, the fit end 22 is fixed with the fixed end arm 21, then the rotating shaft rod 2 is continuously descended, the pressing end strip 36 fixed by the fixed pressing block 8 is pressed to the middle position of the track, when the track is deformed, the deformed part of the track is contacted with the pressed sensor 16 on the pressure bearing platform 15, the force borne by the pressed sensor 16 is borne by the bottom box 17, the driving motor 30 is stopped, the stressed pressure is displayed by the pressed sensor 16, the threaded rotating rod 9 on the transverse plate 11 is rotated to drive the sliding block 10 to fix the pressing block 8 to gradually approach, the sliding block 10 slides through the sliding block sliding groove 7 on the side surface of the sliding side wall 6, so that the sliding block 10 is made to drive the pushing end 39 to move, when the pushing end 39 moves, the pushing end 39 and the movable rotating plate 38 rotate, the movable rotating plate 38 rotates to drive the rotating convex plate 37 to rotate, when the rotating convex plate 37 rotates to be attached to the movable rotating plate 38, the position, stressed by the side edge of the rotating convex plate 37, of the rail can be pressed, and the position, stressed by the rail, and the point, stressed by the force, of the rail can be changed.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (10)
1. The utility model provides an elevator guide rail production is with bending resistance detection device, includes drive end shell (1), its characterized in that: the bottom end of the driving end shell (1) is connected with a rotating shaft lever (2), the bottom end of the rotating shaft lever (2) is provided with a thread fixing ring (3), a supporting arm (4) is arranged on the bottom side surface of the thread fixing ring (3), a sliding groove (5) is arranged on the inner side surface of the supporting arm (4), a sliding side wall (6) is arranged on the inner side of the supporting arm (4), a sliding block sliding groove (7) is arranged on the inner side surface of the sliding side wall (6), a fixed pressing block (8) is arranged at the middle position of the sliding side wall (6), the middle position of the fixed pressing block (8) passes through a threaded rotating rod (9), a lower pressing end strip (36) is fixed at the bottom end of the fixed pressing block (8), the left side and the right side of the lower pressing end strip (36) are both connected with a rotating convex plate (37), the outer side end of the rotating convex plate (37) is connected with a movable rotating plate (38).
2. The bending resistance detection device for elevator guide rail production according to claim 1, characterized in that: the rotary shaft rod (2) penetrates through the bottom side surface of the driving end shell (1), the rotary shaft rod (2) is in threaded connection with the threaded fixing ring (3), the threaded fixing ring (3) is in welded connection with the supporting arm (4), the supporting arm (4) and the sliding groove (5) form a communicating structure, the supporting arm (4) and the sliding side wall (6) are attached to each other, the sliding block sliding groove (7) penetrates through the inner side surface of the sliding side wall (6), and the sliding side wall (6) is in welded connection with the fixed pressing block (8).
3. The bending resistance detection device for elevator guide rail production according to claim 2, characterized in that: constitute the revolution mechanic between fixed briquetting (8) and screw bull stick (9), both ends all are connected with sliding block (10) about screw bull stick (9), and constitute threaded connection between sliding block (10) and screw bull stick (9), the bottom side of slip lateral wall (6) is fixed with removes diaphragm (11), and removes for welded connection between diaphragm (11) and slip lateral wall (6) to remove and constitute sliding structure between diaphragm (11) and support arm (4), notch (12) have been seted up to the bottom of support arm (4).
4. The bending resistance detection device for elevator guide rail production according to claim 3, characterized in that: go up and constitute the connectivity between notch (12) and the support arm (4), it is provided with guide rail notch (13) to go up under notch (12), and constitutes the connectivity between guide rail notch (13) and last notch (12), the inboard of guide rail notch (13) is fixed with fixed slot piece (14), and constitutes welded connection between guide rail notch (13) and fixed slot piece (14), the bottom of support arm (4) is connected with under casing (17), and constitutes the connectivity between support arm (4) and under casing (17), the top side surface of under casing (17) is provided with pressure-bearing platform (15), and constitutes fixed connection between pressure-bearing platform (15) and under casing (17).
5. The bending resistance detection device for elevator guide rail production according to claim 4, characterized in that: the pressure-bearing platform is characterized in that a pressure-bearing sensor (16) is arranged in the middle of the pressure-bearing platform (15), the pressure-bearing sensor (16) penetrates through the upper surface of the pressure-bearing platform (15), external threads (18) are arranged on the outer side surface of the bottom end of the rotating shaft rod (2), the external threads (18) are fixedly connected with the rotating shaft rod (2), an inner sliding rod (19) is arranged inside the rotating shaft rod (2), a telescopic structure is arranged between the inner sliding rod (19) and the rotating shaft rod (2), and the pressure-applying structure is driven to operate when the pressure-bearing platform is driven by a driving structure to fix a detection object.
6. The bending resistance detection device for elevator guide rail production according to claim 3, characterized in that: the bottom end of the rotating shaft rod (2) is provided with a return spring (20), the return spring (20) is connected with the inner sliding rod (19) in a sleeved mode, the bottom end of the inner sliding rod (19) is connected with a fixed end arm (21), the inner sliding rod (19) is connected with the fixed end arm (21) in a welded mode, the fixed end arm (21) is fixedly connected with the return spring (20), the bottom end of the fixed end arm (21) is connected with a matched fixed end (22), and the matched fixed end (22) is fixedly connected with the fixed end arm (21).
7. The bending resistance detection device for elevator guide rail production according to claim 6, characterized in that: an inner groove sheet (23) is fixed on the inner side surface of the conjunction fixed end (22), the inner groove sheet (23) is symmetrical about the vertical central line of the conjunction fixed end (22), a rotating ring (24) is fixed on the outer side of the tail end of the rotating shaft rod (2), the rotating ring (24) is fixedly connected with the rotating shaft rod (2), a rotating shaft plate (25) is arranged on the inner side of the rotating ring (24), a rotating structure is formed between the rotating shaft plate (25) and the rotating ring (24), the rotating shaft plate (25) is in welded connection with the movable transverse plate (11), a side groove plate (26) is arranged at the bottom end inside the supporting arm (4), the side groove plate (26) is in welded connection with the supporting arm (4), a downward moving port (27) is formed on the upper side surface of the side groove plate (26), and a communicating structure is formed between the downward moving port (27) and the supporting arm (4), a gear set (28) is arranged in the driving end shell (1), a rotating structure is formed between the gear set (28) and the driving end shell (1), a motor gear (29) is arranged in the middle of the driving end shell (1), and the motor gear (29) is in meshed connection with the gear set (28).
8. The bending resistance detection device for elevator guide rail production according to claim 7, characterized in that: the top of motor gear (29) is connected with driving motor (30), and is threaded connection between driving motor (30) and drive end shell (1), the bottom of fixed groove piece (14) is connected with fixed end seat (31), and is welded connection between fixed end seat (31) and fixed groove piece (14) to be fixed connection between fixed end seat (31) and guide rail notch (13), the bottom inboard of fixed groove piece (14) is fixed with anti-skidding slope (32), and constitutes fixed connection between anti-skidding slope (32) and fixed groove piece (14).
9. The bending resistance detection device for elevator guide rail production according to claim 8, characterized in that: the front end and the rear end of the fixed end seat (31) are both provided with rectangular notches, the upper surface of the fixed end seat (31) is provided with an engagement strip groove (33), the engagement strip groove (33) penetrates through the upper surface of the fixed end seat (31), an elastic plate (34) is arranged on the inner side of the rectangular notch, a sliding structure is formed between the elastic plate (34) and the rectangular notch, the bottom side surface of the elastic plate (34) is fixedly connected with a buffer spring (35), a fixed pressing block (8) and a pressing end strip (36) are fixed, a rotating structure is formed between the pressing end strip (36) and the rotating convex plate (37), the bottom side of the outer end side of the rotating convex plate (37) is provided with an angular bulge, a rotating structure is formed between the rotating convex plate (37) and the movable rotating plate (38), and a rotating structure is formed between the movable rotating plate (38) and the movable pushing end (39), the pushing end (39) is fixedly connected with the sliding block (10), and multiple groups of accurate experimental parameters can be obtained by changing the stress point and stress position of applied pressure.
10. The production process of the elevator guide rail is characterized by comprising the following steps: the production process of the elevator guide rail is completed by matching the bending resistance detection device for producing the elevator guide rail, which is disclosed by any one of claims 1 to 9.
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| CN113310818B (en) | 2023-01-17 |
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Effective date of registration: 20221229 Address after: No. 168, Huaqiao Road, High tech Zone, Suzhou City, Jiangsu Province, 215000 Applicant after: SUZHOU HUAFENG ELEVATOR DECORATION Co.,Ltd. Address before: Room 4, South Ground Floor, Building 3, United Industrial Park, No. 108, Qinglongshan, Binhu District, Wuxi City, Jiangsu Province, 214000 Applicant before: Chang Kun |
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