CN114275705B - Lifting and moving installation mechanism for reinforcing mesh - Google Patents
Lifting and moving installation mechanism for reinforcing mesh Download PDFInfo
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- CN114275705B CN114275705B CN202111624661.8A CN202111624661A CN114275705B CN 114275705 B CN114275705 B CN 114275705B CN 202111624661 A CN202111624661 A CN 202111624661A CN 114275705 B CN114275705 B CN 114275705B
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- 230000007246 mechanism Effects 0.000 title claims abstract description 77
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 52
- 238000009434 installation Methods 0.000 title claims description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 230000000670 limiting effect Effects 0.000 claims description 8
- 210000001503 joint Anatomy 0.000 claims 2
- 230000009286 beneficial effect Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 230000002787 reinforcement Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
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- 230000035945 sensitivity Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention provides a lifting, moving and installing mechanism for a reinforcing mesh, which comprises the following components: the device comprises a cross beam, a movable bracket and a lifting frame; the length direction of the cross beam is parallel to the horizontal plane, the movable support is slidably connected with the cross beam along the length direction of the cross beam, the lifting frame is slidably connected with the movable support along the vertical direction, the cross beam is provided with a first driving mechanism for driving the movable support to slide, and the movable support is provided with a second driving mechanism for driving the lifting frame to slide. The invention aims to provide a mounting mechanism with high moving and mounting efficiency for reinforcing mesh pieces.
Description
Technical Field
The invention relates to the technical field of road and bridge construction equipment, in particular to a lifting and moving installation mechanism for a reinforcing mesh.
Background
The reinforcing mesh is also called a reinforcing mesh, a reinforcing welded mesh, a reinforcing mesh and the like. The welding reinforcement mesh is a mesh in which longitudinal reinforcement and transverse reinforcement are respectively arranged at a certain interval and are welded together at right angles and all crossing points; the method is mainly applied to bridge deck pavement of municipal bridges and highway bridges, old bridge deck reconstruction, bridge pier anti-cracking and the like.
In the field laying process of the reinforcing mesh, the reinforcing mesh is moved to an installation position in a manual carrying mode, and then the reinforcing mesh is fixed; because the quality and the area of reinforcing bar net piece are big, need consume a large amount of manpowers and carry the removal reinforcing bar net piece to the removal of reinforcing bar net piece and installation effectiveness are low.
Disclosure of Invention
The invention provides a lifting and moving installation mechanism for a reinforcing mesh, which aims to solve the problems.
The invention provides a lifting, moving and installing mechanism for a reinforcing mesh, which comprises the following components: the device comprises a cross beam, a movable bracket and a lifting frame; the length direction of the cross beam is parallel to the horizontal plane, the movable support is slidably connected with the cross beam along the length direction of the cross beam, the lifting frame is slidably connected with the movable support along the vertical direction, the cross beam is provided with a first driving mechanism for driving the movable support to slide, and the movable support is provided with a second driving mechanism for driving the lifting frame to slide.
Preferably, the first driving mechanism comprises a first rack, a first cylindrical gear and a first motor, wherein the first rack, the first cylindrical gear and the first motor are meshed with each other, the first rack is fixedly connected with the cross beam along the length direction of the cross beam, the first cylindrical gear is rotationally connected with the movable support, the first motor is fixedly installed on the movable support, and the output shaft of the first motor is fixedly connected with the first cylindrical gear in a coaxial manner.
Preferably, the second driving mechanism comprises a hydraulic cylinder, the hydraulic cylinder is fixedly connected to the movable support, the length direction of the hydraulic cylinder is parallel to the sliding direction of the lifting frame, and the end part of a piston rod of the hydraulic cylinder is fixedly connected to the lifting frame.
Preferably, the cross beams are provided with two groups, the two groups of cross beams are arranged in parallel, and the movable support is arranged between the two groups of cross beams.
Preferably, a limiting mechanism is arranged between the movable support and the cross beam, the limiting mechanism comprises a plurality of rollers, the rollers are rotationally connected to the movable support, the rollers are close to two groups of the cross beams and arranged on two sides of the movable support, the rotating shafts of the rollers are parallel to the sliding direction of the movable support, and the outer walls of the rollers are abutted to the vertical faces of the cross beams.
Preferably, the lifting frame is provided with a rotating shaft, and the idler wheels are rotatably arranged on the rotating shaft through deep groove ball bearings.
Preferably, the beam is provided with a first cylindrical guide rail, the movable support is provided with a first sliding block, and the first sliding block is slidably connected to the first cylindrical guide rail.
Preferably, the movable support is provided with a second cylindrical guide rail, the lifting frame is provided with a second sliding block, and the second sliding block is slidably connected with the second cylindrical guide rail.
Preferably, a safety mechanism is installed between the lifting frame and the movable support, the safety mechanism comprises a pulley rotationally connected with the movable support, a steel belt is wound around the pulley, one end, close to the pulley, of the steel belt is fixedly connected with the edge of the pulley, one end, far away from the pulley, of the steel belt is fixedly connected with the lifting frame, the pulley is hinged with a stop lever, a spring is connected between the stop lever and the pulley, a stop tooth is arranged on the movable support around the pulley shaft line array, and one end, far away from the hinge shaft of the stop lever, of the stop lever is in butt fit with the stop tooth;
The first driving mechanism comprises a second rack fixedly connected with the cross beam, the length direction of the second rack is the same as the sliding direction of the movable support, the movable support is provided with a driving device for driving the second rack to do reciprocating linear motion, the driving device comprises a second cylindrical gear which is rotationally connected with the movable support, the second cylindrical gear is coaxially rotationally connected with a first end face gear, the movable support is rotationally connected with a second end face gear, the first end face gear is in meshed fit with the second end face gear, the second end face gear is slidingly connected with the movable support along the rotation axis direction of the second end face gear, the second end face gear is coaxially connected with a third cylindrical gear, the third cylindrical gear is rotationally connected with the movable support, the driving device is provided with two groups, the first cylindrical gears of the two groups of driving devices are mutually meshed, and the movable support is provided with a second motor for driving one of the third cylindrical gears to rotate; the movable support is hinged with a deflector rod, the center of the deflector rod is hinged with the movable support, two ends of the deflector rod are hinged with deflector blocks, grooves are formed in the periphery of the outer wall of the second cylindrical gear, the two deflector blocks are respectively embedded into the two grooves, the center of the deflector rod is fixedly connected with a swinging rod, the swinging rod is perpendicular to the deflector rod, the swinging rod is slidably connected with a third sliding block, the third sliding block is hinged with a third rack, the third rack extends along the length direction of the third rack and is slidably connected with the movable support, the movable support is provided with a third motor, a fourth cylindrical gear is arranged on an output shaft of the third motor, and the fourth cylindrical gear is meshed with the third rack.
The emergency stop mechanism comprises a cam, the cam rotates to be connected with the movable support, gear teeth are coaxially and fixedly connected with the cam, the cam is oval, the movable support is provided with a hose, one end of the hose is opened towards the cam, the other end of the hose is opened towards the swing rod and is far away from one end of the deflector rod, the inner wall of one end of the hose is slidably connected with a first ejector rod, one end of the first ejector rod stretches out of the hose and is abutted with the circumferential outer wall of the cam, the inner wall of the other end of the hose is slidably sleeved with a second ejector rod, one end of the first ejector rod stretches out of the hose and is far away from the one end of the deflector rod, a plurality of balls are arranged in the hose in an array along the length direction of the hose and are sequentially abutted, two balls at the outermost sides are respectively abutted with the first ejector rod and the second ejector rod, the emergency stop mechanism is provided with two groups, two first ejector rods and two groups of the two first ejector rods are coaxially arranged on the two sides of the emergency stop mechanism, and two groups of the two first ejector rods are arranged on two sides of the two emergency stop mechanisms.
Preferably, the stop lever is far away from stop lever articulated shaft one end fixedly connected with balancing weight.
The beneficial effects of the invention are as follows: in the field laying process of the reinforcing mesh, the reinforcing mesh and the bottom of the lifting frame are fixed, the lifting frame is driven by the second driving mechanism to lift the reinforcing mesh, the moving support is driven by the first driving mechanism to slide to move the reinforcing mesh to the mounting position, and the reinforcing mesh is driven by the second driving mechanism to descend to place the reinforcing mesh to the mounting position;
In the field laying process of the reinforcing mesh, the reinforcing mesh is moved to an installation position by an installation mechanism, and then the reinforcing mesh is fixed; the steel bar meshes are carried and moved without consuming a large amount of manpower, and the moving and installing efficiency of the steel bar meshes is improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a left side view of an embodiment of the present invention;
FIG. 3 is a view showing the internal structure of an embodiment of the present invention;
FIG. 4 is a partial view of embodiment A of the present invention;
FIG. 5 is a mechanical view of a safety mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic view of a first driving mechanism according to an embodiment of the present invention;
fig. 7 is a structural view of the scram mechanism according to the embodiment of the present invention.
Wherein, 1, a beam; 2. a movable support; 3. a lifting frame; 4. a first rack; 5. a first cylindrical gear; 6. a first motor; 10. a hydraulic cylinder; 11. a roller; 12. a rotating shaft; 13. deep groove ball bearings; 14. a first cylindrical guide rail; 15. a first slider; 16. a second cylindrical guide rail; 17. a second slider; 18. a pulley; 19. a steel strip; 20. a stop lever; 21. a spring; 22. a gear; 23. a second rack; 24. a second cylindrical gear; 25. a first end face gear; 26. a second face gear; 27. a third cylindrical gear; 28. a second motor; 29. a deflector rod; 30. a shifting block; 31. a groove; 32. a third slider; 33. a third rack; 34. a third motor; 35. a fourth cylindrical gear; 36. a cam; 37. a hose; 38. a first ejector rod; 39. a second ejector rod; 40. a ball; 41. balancing weight; 42. and (5) swinging rod.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
According to fig. 1 to 7, an embodiment of the present invention provides a lifting and moving installation mechanism for a reinforcing mesh, which is characterized by comprising: a cross beam 1, a movable bracket 2 and a lifting frame 3; the length direction of the cross beam 1 is parallel to a horizontal plane, the movable support 2 is slidably connected with the cross beam 1 along the length direction of the cross beam 1, the lifting frame 3 is slidably connected with the movable support 2 along the vertical direction, the cross beam 1 is provided with a first driving mechanism for driving the movable support 2 to slide, and the movable support 2 is provided with a second driving mechanism for driving the lifting frame 3 to slide;
the working principle of the technical scheme is as follows: in the field laying process of the reinforcing mesh, the reinforcing mesh and the bottom of the lifting frame 3 are fixed, the lifting frame 3 is driven by the second driving mechanism to ascend to lift the reinforcing mesh, the reinforcing mesh is moved to the installation position by the sliding of the moving support 2 driven by the first driving mechanism, and the reinforcing mesh is placed to the installation position by the descending of the lifting frame 3 driven by the second driving mechanism;
The beneficial effects of the technical scheme are as follows: in the field laying process of the reinforcing mesh, the reinforcing mesh is moved to an installation position by an installation mechanism, and then the reinforcing mesh is fixed; the steel bar meshes are carried and moved without consuming a large amount of manpower, and the moving and installing efficiency of the steel bar meshes is improved.
In one embodiment, the first driving mechanism includes a first rack 4, a first cylindrical gear 5 and a first motor 6 that are meshed with each other, the first rack 4 is fixedly connected to the cross beam 1 along the length direction of the cross beam 1, the first cylindrical gear 5 is rotatably connected to the moving bracket 2, the first motor 6 is fixedly installed on the moving bracket 2, and an output shaft of the first motor 6 is fixedly connected to the first cylindrical gear 5 coaxially;
The working principle of the technical scheme is as follows: the first motor 6 drives the first cylindrical gear 5 to rotate, the first cylindrical gear 5 rolls on the first rack 4, and the movable support 2 slides on the cross beam 1 under the action of the first cylindrical gear 5 and the first rack 4;
the beneficial effects of the technical scheme are as follows: the rack and pinion drive has the advantages of good straightness and quick start and stop, and can accurately move the reinforcing mesh to the installation position.
In one embodiment, the second driving mechanism includes a hydraulic cylinder 10, the hydraulic cylinder 10 is fixedly connected to the moving bracket 2, the length direction of the hydraulic cylinder 10 is parallel to the sliding direction of the lifting frame 3, and the end of a piston rod of the hydraulic cylinder 10 is fixedly connected to the lifting frame 3;
The working principle of the technical scheme is as follows: the hydraulic cylinder 10 is connected with a hydraulic station through a pipeline, the hydraulic station provides driving force for the hydraulic cylinder 10, and the lifting frame 3 moves up and down in the vertical direction along with the expansion and contraction of a piston rod of the hydraulic cylinder 10;
The beneficial effects of the technical scheme are as follows: the hydraulic cylinder 10 can provide a large driving force and can pull up the reinforcing mesh with large mass.
In one embodiment, the beams 1 are provided with two groups, the two groups of beams 1 are arranged in parallel, and the movable bracket 2 is arranged between the two groups of beams 1;
The working principle of the technical scheme is as follows: the stability of the movable bracket 2 is improved by the two groups of cross beams 1;
The beneficial effects of the technical scheme are as follows: the movable support 2 is prevented from swinging in the process of moving the reinforcing mesh, and the reinforcing mesh can be accurately moved to the installation position.
In one embodiment, a limiting mechanism is arranged between the movable support 2 and the cross beam 1, the limiting mechanism comprises a plurality of rollers 11, the rollers 11 are rotatably connected to the movable support 2, the rollers 11 are arranged on two sides of the movable support 2 near two groups of the cross beams 1, the rotating shafts of the rollers 11 are parallel to the sliding direction of the movable support 2, and the outer walls of the rollers 11 are abutted against the vertical surfaces of the cross beams 1;
The working principle of the technical scheme is as follows: when the movable bracket 2 slides on the cross beam 1, the outer wall of the roller 11 is abutted against the vertical surface of the cross beam 1 when the movable bracket 2 swings left and right, and the roller 11 rolls on the vertical surface of the cross beam 1 along with the sliding of the movable bracket 2;
the beneficial effects of the technical scheme are as follows: the roller 11 has a limiting effect on the movable support 2, prevents the movable support 2 from swinging, and can accurately move the reinforcing mesh to the installation position.
In one embodiment, the lifting frame 3 is provided with a rotating shaft 12, and the roller 11 is rotatably arranged on the rotating shaft 12 through a deep groove ball bearing 13;
The working principle of the technical scheme is as follows: the rotation mainly bears radial force, the deep groove ball bearing 13 mainly bears radial load and also can bear certain axial load, and the deep groove ball bearing 13 has the advantages of simple structure, low manufacturing cost, high precision, no need of frequent maintenance and low price;
The beneficial effects of the technical scheme are as follows: the deep groove ball bearing 13 can accurately move the reinforcing mesh to the mounting position while ensuring the performance and the precision of the moving mechanism.
In one embodiment, the beam 1 is provided with a first cylindrical guide rail 14, the movable bracket 2 is provided with a first sliding block 15, and the first sliding block 15 is slidably connected to the first cylindrical guide rail 14;
The working principle of the technical scheme is as follows: the first cylindrical guide rail 14 and the first sliding block 15 reduce the friction force between the movable bracket 2 and the cross beam 1, and improve the sliding straightness of the movable bracket 2;
The beneficial effects of the technical scheme are as follows: the sliding precision of the movable support 2 is improved, and the position precision of the installation of the reinforcing mesh is improved.
In one embodiment, the moving bracket 2 is provided with a second cylindrical guide rail 16, the lifting frame 3 is provided with a second sliding block 17, and the second sliding block 17 is connected with the second cylindrical guide rail 16 in a sliding way;
the working principle of the technical scheme is as follows: the second cylindrical guide rail 16 and the second sliding block 17 reduce the friction force between the movable support 2 and the lifting frame 3, and improve the sliding straightness of the lifting frame 3;
the beneficial effects of the technical scheme are as follows: the sliding precision of the lifting frame 3 is improved, and the position precision of the installation of the reinforcing mesh is improved.
In one embodiment, a safety mechanism is installed between the lifting frame 3 and the movable support 2, the safety mechanism comprises a pulley 18 rotatably connected to the movable support 2, a steel belt 19 is wound around the pulley 18, one end of the steel belt 19, which is close to the pulley 18, is fixedly connected to the edge of the pulley 18, one end of the steel belt 19, which is far away from the pulley 18, is fixedly connected to the lifting frame 3, a stop lever 20 is hinged to the pulley 18, a spring 21 is connected between the stop lever 20 and the pulley 18, a blocking tooth 22 is arranged on the movable support 2 around the axis of the pulley 18, and one end, which is far away from the hinge shaft of the stop lever 20, of the stop lever 20 is in abutting fit with the blocking tooth 22;
The first driving mechanism comprises a second rack 23 fixedly connected to the cross beam 1, the length direction of the second rack 23 is the same as the sliding direction of the movable support 2, the movable support 2 is provided with a driving device for driving the second rack 23 to do reciprocating linear motion, the driving device comprises a second cylindrical gear 24 rotatably connected to the movable support 2, the second cylindrical gear 24 is coaxially and rotatably connected with a first end face gear 25, the movable support 2 is rotatably connected with a second end face gear 26, the first end face gear 25 is in meshed fit with the second end face gear 26, the second end face gear 26 is slidably connected to the movable support 2 along the rotation axis direction of the second end face gear 26, the second end face gear 26 is coaxially and rotatably connected with a third cylindrical gear 27, the driving device is provided with two groups, the first cylindrical gears 5 of the two groups of driving devices are mutually meshed, and the movable support 2 is provided with a second cylindrical gear 28 for driving one of the third cylindrical gears 27 to rotate; the movable support 2 is hinged with a deflector rod 29, the center of the deflector rod 29 is hinged with the movable support 2, two ends of the deflector rod 29 are hinged with deflector blocks 30, grooves 31 are circumferentially formed in the outer wall of the second cylindrical gear 24, the two deflector blocks 30 are respectively embedded into the two grooves 31, the center of the deflector rod 29 is fixedly connected with a swinging rod 42, the swinging rod 42 is perpendicular to the deflector rod 29, the swinging rod 42 is slidably connected with a third sliding block 32, the third sliding block 32 is hinged with a third rack 33, the third rack 33 is slidably connected with the movable support 2 along the length direction of the third rack 33, a third motor 34 is mounted on the movable support 2, a fourth cylindrical gear 35 is mounted on an output shaft of the third motor 34, and the fourth cylindrical gear 35 and the third rack 33 are mutually meshed.
A sudden stop mechanism is connected between the safety mechanism and the first driving mechanism, the sudden stop mechanism comprises a cam 36, the cam 36 is rotationally connected with the movable bracket 2, the gear 22 is coaxially and fixedly connected with the cam 36, the cam 36 is elliptical, the movable bracket 2 is provided with a hose 37, one end of the hose 37 is opened towards the cam 36, the other end of the hose 37 is opened towards one end of the swing rod 42 far away from the deflector rod 29, the inner wall of one end of the hose 37 is slidingly connected with a first ejector rod 38, one end of the first ejector rod 38 extends out of the hose 37 and is abutted with the outer circumferential wall of the cam 36, the inner wall of the other end of the hose 37 is slidably sleeved with a second ejector rod 39, one end of a first ejector rod 38 extends out of the hose 37 and is abutted against one end of a swinging rod 42, which is far away from the deflector rod 29, a plurality of balls 40 are arranged in the hose 37 along the length direction of the hose 37 in an array manner, the outer walls of the balls 40 are sequentially abutted against each other, two balls 40 at the outermost side are respectively abutted against the first ejector rod 38 and the second ejector rod 39, two groups of emergency stop mechanisms are arranged, two first ejector rods 38 in the two groups of emergency stop mechanisms are coaxial and are arranged on two sides of the cam 36, and two second ejector rods 39 in the two groups of emergency stop mechanisms are arranged on two sides of the swinging rod 42;
The working principle of the technical scheme is as follows: when the hydraulic cylinder 10 fails, pressure release occurs at two ends of the hydraulic cylinder 10, the lifting frame 3 falls, the falling lifting frame 3 pulls out the steel belt 19, the steel belt 19 drives the pulley 18 to rotate, the pulley 18 drives the stop lever 20 to rotate, the stop lever 20 rotates around the hinge shaft of the stop lever 20 under the action of centrifugal force, the stop lever 20 is abutted with the stop tooth 22, the stop tooth 22 drives the cam 36 to rotate, the cam 36 pushes against the first ejector rod 38, the first ejector rod 38 pushes against the second ejector rod 39 through the ball 40, the two second ejector rods 39 are abutted against each other, the cam 36 stops rotating, the pulley 18 stops rotating, and the steel belt 19 stretches the lifting frame 3, so that the lifting frame 3 is prevented from falling;
The third motor 34 rotates positively and negatively to drive the fourth cylindrical gear 35 to rotate positively and negatively, the fourth cylindrical gear 35 drives the third rack 33 to slide reciprocally, the third rack 33 drives the swinging rod 42 to swing reciprocally, the swinging rod 42 drives the deflector rod 29 to rotate, the deflector rod 29 drives the deflector block 30 to move, the deflector block 30 drives the first end face gear 25 to move close to or far away from the second end face gear 26, when one of the first end face gears 25 and one of the second end face gears 26 are meshed, the second motor 28 drives one of the third cylindrical gears 27 to rotate positively, one of the third cylindrical gears 27 drives one of the first end face gears 25 to rotate, one of the first end face gears 25 drives one of the second end face gears 26 to rotate, one of the second end face gears 26 drives one of the second cylindrical gears 24 to rotate, and one of the second cylindrical gears 24 drives the racks to move upwards;
When the other first face gear 25 and the other second face gear 26 are meshed, the second motor 28 drives one of the third cylindrical gears 27 to rotate in the forward direction, one of the third cylindrical gears 27 drives the other third cylindrical gear 27 to rotate in the reverse direction, the other third cylindrical gear 27 drives the other first face gear 25 to rotate, the other first face gear 25 drives the other second face gear 26 to rotate, the other second face gear 26 drives the other second cylindrical gear 24 to rotate, and the other second cylindrical gear 24 drives the second rack 23 to move downwards; along with the reciprocating swing of the swing rod 42, the reciprocating motion of the movable bracket 2 is realized;
When the two second ejector rods 39 are mutually abutted, the swing rod 42 is positioned between the two second ejector rods 39, the two second ejector rods 39 clamp the swing rod 42, the swing rod 42 drives the deflector rod 29 to simultaneously wave the two deflector blocks 30, the two groups of first end face gears 25 and the second end face gears 26 are simultaneously separated, the two second cylindrical gears 24 simultaneously rotate, and the movable support 2 stops sliding.
The beneficial effects of the technical scheme are as follows: when the hydraulic cylinder 10 fails, and pressure release occurs at two ends of the hydraulic cylinder 10, the safety mechanism prevents the lifting frame 3 from falling to cause damage to the reinforcing mesh; when the first driving mechanism drives the movable bracket 2 to slide, the second motor 28 can drive the movable bracket 2 to reciprocate only by forward rotation, so that the second motor 28 is prevented from being damaged in the repeated forward and reverse rotation process, the third motor 34 is low in price relative to the second motor 28, the cost for replacing the second motor 28 is low, and the production cost is saved; meanwhile, when the lifting frame 3 falls, the emergency stop mechanism controls the movable support 2 to stop sliding, so that the safety is further improved.
In one embodiment, a balancing weight 41 is fixedly connected to one end of the stop lever 20 away from the hinge shaft of the stop lever 20;
The working principle of the technical scheme is as follows: the balancing weight 41 increases the centrifugal force of the end of the stop lever 20 away from the hinge shaft of the stop lever 20;
the beneficial effects of the technical scheme are as follows: the sensitivity of the safety mechanism is improved, and the safety is further improved.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (8)
1. The utility model provides a reinforcing bar net piece hoist and mount removes installation mechanism which characterized in that includes: the movable support comprises a cross beam (1), a movable support (2) and a lifting frame (3); the length direction of the cross beam (1) is parallel to the horizontal plane, the movable support (2) is slidably connected with the cross beam (1) along the length direction of the cross beam (1), the lifting frame (3) is slidably connected with the movable support (2) along the vertical direction, the cross beam (1) is provided with a first driving mechanism for driving the movable support (2) to slide, and the movable support (2) is provided with a second driving mechanism for driving the lifting frame (3) to slide;
The second driving mechanism comprises a hydraulic cylinder (10), the hydraulic cylinder (10) is fixedly connected to the movable support (2), the length direction of the hydraulic cylinder (10) is parallel to the sliding direction of the lifting frame (3), and the end part of a piston rod of the hydraulic cylinder (10) is fixedly connected to the lifting frame (3);
the lifting frame is characterized in that a safety mechanism is arranged between the lifting frame (3) and the movable support (2), the safety mechanism comprises a pulley (18) rotatably connected to the movable support (2), a steel belt (19) is circumferentially wound around the pulley (18), one end, close to the pulley (18), of the steel belt (19) is fixedly connected to the edge of the pulley (18), one end, far away from the pulley (18), of the steel belt (19) is fixedly connected to the lifting frame (3), a stop lever (20) is hinged to the pulley (18), a spring (21) is connected between the stop lever (20) and the pulley (18), a stop tooth (22) is arranged on the movable support (2) around an axial line array of the pulley (18), and one end, far away from a hinge shaft of the stop lever (20), of the stop lever (20) is in butt fit with the stop tooth (22).
The first driving mechanism comprises a second rack (23) fixedly connected to the cross beam (1), the length direction of the second rack (23) is the same as the sliding direction of the movable support (2), the movable support (2) is provided with a driving device for driving the second rack (23) to do reciprocating linear motion, the driving device comprises a second cylindrical gear (24) rotationally connected to the movable support (2), the second cylindrical gear (24) is coaxially rotationally connected with a first end gear (25), the movable support (2) is rotationally connected with a second end gear (26), the first end gear (25) is meshed with the second end gear (26), the second end gear (26) is slidingly connected to the movable support (2) along the rotation axis direction of the second end gear (26), the second end gear (26) is coaxially connected with a third cylindrical gear (27), the third cylindrical gear (27) is rotationally connected to the movable support (2), the driving device is provided with two groups of first cylindrical gears (27), and one of the two groups of first driving devices (5) is rotatably provided with one second cylindrical gear (28); the movable support (2) is hinged with a deflector rod (29), the center of the deflector rod (29) is hinged with the movable support (2), two ends of the deflector rod (29) are hinged with deflector blocks (30), two grooves (31) are circumferentially formed in the outer wall of the second cylindrical gear (24), the two deflector blocks (30) are respectively embedded into the two grooves (31), the center of the deflector rod (29) is fixedly connected with a swinging rod (42), the swinging rod (42) is perpendicular to the deflector rod (29), the swinging rod (42) is slidably connected with a third sliding block (32), the third sliding block (32) is hinged with a third rack (33), the third rack (33) is slidably connected with the movable support (2) along the length direction of the third rack (33), a third motor (34) is mounted on the movable support (2), a fourth cylindrical gear (35) is mounted on an output shaft of the third motor (34), and the fourth cylindrical gear (35) and the third rack (33) are meshed with each other.
The emergency stop mechanism is connected between the safety mechanism and the first driving mechanism and comprises a cam (36), the cam (36) is rotationally connected with the movable support (2), the gear (22) is coaxially and fixedly connected with the cam (36), the cam (36) is elliptical, a hose (37) is arranged on the movable support (2), one end opening of the hose (37) faces the cam (36), the other end opening of the hose (37) faces the swing rod (42) and is far away from one end of the deflector rod (29), one end inner wall of the hose (37) is slidably connected with a first ejector rod (38), one end of the first ejector rod (38) extends out of the hose (37) and is in butt joint with the circumferential outer wall of the cam (36), the other end inner wall of the hose (37) is slidably sleeved with a second ejector rod (39), one end of the first ejector rod (38) extends out of the hose (37) and is in butt joint with one end of the swing rod (42), the hose (37) is far away from one end of the deflector rod (29), a plurality of ball bearings (40) are sequentially arranged in the hose (37) along the length direction of the hose (37) and are sequentially provided with a plurality of ball bearings (40) and a plurality of ball bearings (40) which are abutted against one end of the ball bearings (40), two first ejector rods (38) in the two groups of emergency stop mechanisms are coaxial and arranged on two sides of the cam (36), and two second ejector rods (39) in the two groups of emergency stop mechanisms are arranged on two sides of the swing rod (42).
2. The lifting and moving installation mechanism for the reinforcing mesh according to claim 1, wherein the first driving mechanism comprises a first rack (4), a first cylindrical gear (5) and a first motor (6) which are meshed with each other, the first rack (4) is fixedly connected with the cross beam (1) along the length direction of the cross beam (1), the first cylindrical gear (5) is rotatably connected with the moving support (2), the first motor (6) is fixedly installed on the moving support (2), and an output shaft of the first motor (6) is fixedly connected with the first cylindrical gear (5) coaxially.
3. The lifting and moving installation mechanism for the reinforcing mesh according to claim 1, wherein two groups of the cross beams (1) are arranged, the two groups of the cross beams (1) are arranged in parallel, and the moving support (2) is arranged between the two groups of the cross beams (1).
4. A lifting and moving installation mechanism for reinforcing mesh according to claim 3, wherein a limiting mechanism is arranged between the moving support (2) and the cross beam (1), the limiting mechanism comprises a plurality of rollers (11), the rollers (11) are rotatably connected to the moving support (2), the rollers (11) are arranged on two sides of the moving support (2) close to two groups of the cross beams (1), the rotating shafts of the rollers (11) are parallel to the sliding direction of the moving support (2), and the outer walls of the rollers (11) are abutted to the vertical faces of the cross beams (1).
5. The lifting and moving installation mechanism for the reinforcing mesh according to claim 4, wherein the lifting frame (3) is provided with a rotating shaft (12), and the roller (11) is rotatably installed on the rotating shaft (12) through a deep groove ball bearing (13).
6. A lifting and moving installation mechanism for reinforcing mesh according to claim 1, wherein the beam (1) is provided with a first cylindrical guide rail (14), the moving bracket (2) is provided with a first sliding block (15), and the first sliding block (15) is slidably connected to the first cylindrical guide rail (14).
7. A lifting and moving installation mechanism for reinforcing mesh according to claim 4, wherein the moving bracket (2) is provided with a second cylindrical guide rail (16), the lifting frame (3) is provided with a second sliding block (17), and the second sliding block (17) is slidably connected to the second cylindrical guide rail (16).
8. The lifting and moving installation mechanism for the reinforcing mesh according to claim 1, wherein one end of the stop lever (20) away from the hinge shaft of the stop lever (20) is fixedly connected with a balancing weight (41).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111624661.8A CN114275705B (en) | 2021-12-28 | 2021-12-28 | Lifting and moving installation mechanism for reinforcing mesh |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111624661.8A CN114275705B (en) | 2021-12-28 | 2021-12-28 | Lifting and moving installation mechanism for reinforcing mesh |
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| CN114275705A CN114275705A (en) | 2022-04-05 |
| CN114275705B true CN114275705B (en) | 2024-04-16 |
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| EP0905082A1 (en) * | 1997-09-30 | 1999-03-31 | Cias S.p.A. | A device for picking up and transporting loads |
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| CN209635759U (en) * | 2018-12-03 | 2019-11-15 | 山东高速铁建装备有限公司 | A kind of reinforcing bar cage hoisting machine |
| CN111646369A (en) * | 2020-05-29 | 2020-09-11 | 建科机械（天津）股份有限公司 | Net piece hoist and mount conveyer |
| CN212953968U (en) * | 2020-07-29 | 2021-04-13 | 四川宏量基筑建材有限公司 | Anticorrosive device of aerated concrete panel reinforcing bar cylinder mould |
| CN113353645A (en) * | 2021-07-13 | 2021-09-07 | 中交二公局东萌工程有限公司 | Steel mesh stacking device and stacking method |
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2021
- 2021-12-28 CN CN202111624661.8A patent/CN114275705B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0905082A1 (en) * | 1997-09-30 | 1999-03-31 | Cias S.p.A. | A device for picking up and transporting loads |
| CN205294608U (en) * | 2015-08-26 | 2016-06-08 | 群峰智能机械股份公司 | Plug borer hoist |
| CN209635759U (en) * | 2018-12-03 | 2019-11-15 | 山东高速铁建装备有限公司 | A kind of reinforcing bar cage hoisting machine |
| CN111646369A (en) * | 2020-05-29 | 2020-09-11 | 建科机械（天津）股份有限公司 | Net piece hoist and mount conveyer |
| CN212953968U (en) * | 2020-07-29 | 2021-04-13 | 四川宏量基筑建材有限公司 | Anticorrosive device of aerated concrete panel reinforcing bar cylinder mould |
| CN113353645A (en) * | 2021-07-13 | 2021-09-07 | 中交二公局东萌工程有限公司 | Steel mesh stacking device and stacking method |
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|---|---|
| CN114275705A (en) | 2022-04-05 |
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