CN218642356U - Mechanical synchronous lifting mechanism - Google Patents

Abstract

The utility model discloses a mechanical synchronization hoist mechanism, include: the lifting device comprises a rack, two lifting plates, a motor, a speed reducer, synchronizing shafts, gears and driving pieces, wherein the motor is connected with the input end of the speed reducer, two output ends of the speed reducer are respectively connected with the synchronizing shafts, the other ends of the two synchronizing shafts are respectively connected with the gears, the two lifting plates are arranged and vertically movably connected with the rack, the lower ends of the lifting plates are fixedly connected with lifting seats, the driving pieces meshed with the gears are vertically and fixedly arranged on the two lifting plates respectively, and when the motor is started to drive the two synchronizing shafts to rotate, the two lifting plates can be linked to synchronously move upwards or downwards; adopt above-mentioned technical scheme, can realize that the lifting plate of both sides drives and promotes the seat and move up or move down in step, realize the promotion of coil stock, relative with current hoist mechanism, only a power supply uses synchronizing shaft, gear, driving piece transmission, and transmission precision is high, and synchronous promotion stable performance, even long-term the use still can keep better synchronism performance, and synchronism performance is safe and reliable more.

Description

Mechanical synchronous lifting mechanism

Technical Field

The utility model relates to a material promotes relevant technical field, in particular to mechanical synchronization hoist mechanism.

Background

The promotion and the removal of coil stock generally use the navigation to hang or automatic moving mechanism, when adopting the navigation to hang, the navigation hangs the lifting hook and connects the hoisting frame, the hoisting frame is connected with coil stock upper spindle both ends, realize that the coil stock lifts by crane and shifts promptly, the navigation hangs and is manual operation usually, cause coil stock transfer velocity relatively slower like this, be fit for lifting by crane and removing of less coil stock, when adopting automatic moving mechanism, because automatic moving mechanism includes sharp displacement manipulator and the hoist mechanism who is connected with sharp displacement manipulator, hoist mechanism is used for promoting the coil stock, sharp displacement manipulator is used for driving hoist mechanism to remove and realizes that the coil stock removes, the automation is accomplished, efficiency is relatively higher. The existing lifting mechanism comprises two lifting hydraulic cylinders which are arranged at two ends of the top of the rack through a rack, the driving ends of the lifting hydraulic cylinders extend to the lower portion of the rack and are connected with lifting blocks, and the lifting blocks are driven by the two lifting hydraulic cylinders to lift synchronously to lift rolls. The lifting mechanism with the structure has higher requirement on the synchronism of the hydraulic cylinders, but in actual use, the synchronism of the two hydraulic cylinders can be worsened along with the increase of the using time, so that the coil cannot be stably submitted, and moreover, when one hydraulic cylinder fails and stops, the other hydraulic cylinder cannot immediately stop, so that the coil falls in an inclined manner.

Disclosure of Invention

In order to overcome the prior technical defect, the utility model aims to provide a mechanical synchronization hoist mechanism is in order to solve above-mentioned technical problem.

The utility model provides a technical scheme that technical problem adopted as follows:

according to the utility model discloses an aspect designs a mechanical synchronization hoist mechanism, includes: frame, lifting plate, motor, speed reducer, synchronizing shaft, gear, driving piece, the drive end of motor with the input of speed reducer is connected, and the speed reducer rigid coupling is in the frame, and two outputs of speed reducer are connected with the synchronizing shaft respectively, and the other end of two synchronizing shafts is connected with the gear respectively, two the lifting plate is located both ends and are passed through respectively the vertical swing joint of direction subassembly and frame about the frame, and two lifting plate lower extreme rigid couplings have respectively the top have the promotion seat of storage tank, on two lifting plates respectively vertical set firmly with gear engagement's driving piece moves when two synchronizing shafts of motor start drive rotate two lifting plates and move up or move down in step.

Adopt above-mentioned technical scheme, through the motor, the speed reducer can drive two synchronizing shaft synchronous rotations, the synchronizing shaft rotates and drives two gear rotations, two gears correspond and two driving piece cooperation meshing, because the vertical rigid coupling of driving piece is on the lifting plate with the vertical clearance fit of frame, therefore two gear drive two driving pieces can link two lifting plates and move up or move down in step when moving up or moving down in step, thereby realize that the lifting plate of both sides drives the lifting seat and moves up or move down in step, realize the promotion of coil stock, relative with current hoist mechanism, only one power supply, use synchronizing shaft, gear, driving piece transmission, the transmission precision is high, synchronous lifting performance is stable, even long-term the use, still can keep better synchronization performance, the synchronization performance is safer and more reliable, in addition, the power transmission structure of promotion part is succinct, occupation space is little, the practicality is better.

In order to better solve the technical defects, the utility model discloses still have better technical scheme:

in some embodiments, the guide assembly includes a guide rail vertically fixed to the lifting plate, and a slider slidably engaged with the guide rail, the slider being fixed to the frame.

In some embodiments, two guide rails are vertically fixed on the opposite side of each lifting plate, and two sliding blocks are slidably fitted on each guide rail. Therefore, the lifting plate can be ensured to move up and down stably.

In some embodiments, the top of the left end and the top of the right end of the rack are respectively fixedly connected with a support seat, the slide block is fixedly connected with the support seats, the support seats are provided with mounting holes, and the synchronizing shafts are movably matched with the mounting holes.

In some embodiments, the left and right ends of the frame are respectively provided with a through hole which vertically penetrates, and the two lifting plates are fitted in the two through holes.

In some embodiments, the gear is a circular gear and the drive member is a rack.

In some embodiments, the gear is a bevel gear, the driving member includes a screw rod vertically fixed to the lifting plate, a nut screwed to the screw rod, and a driven bevel gear sleeved on the screw rod and fixed to the nut, and the bevel gear is engaged with the driven bevel gear.

In some embodiments, each of the first synchronizing shafts is rotatably fitted with a bearing housing, and the bearing housing is fixedly connected with the frame.

In some embodiments, the motor is a servo motor or a stepper motor.

Drawings

Fig. 1 is a schematic structural diagram of a mechanical synchronous lifting mechanism according to an embodiment of the present invention;

FIG. 2 is a schematic view of the mechanical synchronous lifting mechanism from another perspective;

FIG. 3 is a schematic view of the mechanical synchronous lifting mechanism with the lifting plate hidden;

reference numerals are as follows:

1. a frame; 11. a supporting base; 12. a through hole; 13. a bearing seat; 2. a lifting plate; 21. a lifting seat; 22. a containing groove; 3. a motor; 4. a speed reducer; 5. a synchronizing shaft; 6. a gear; 7. a drive member; 8. a coupling; 91. a guide rail; 92. a slide block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended for purposes of illustration only and is not intended to limit the scope of the present disclosure. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to fig. 3, the utility model provides a pair of mechanical synchronous lifting mechanism, include: the lifting device comprises a rack 1, a lifting plate 2, a motor 3, a speed reducer 4, a synchronizing shaft 5, a gear 6 and a driving piece 7.

The top of the left end and the right end of the frame 1 are respectively fixedly connected with a supporting seat 11, the supporting seat 11 is provided with a mounting hole, and the supporting seat is respectively provided with a through hole 12 which vertically penetrates through the supporting seat.

The drive end of motor 3 is connected with the input of speed reducer 4, and wherein, motor 3 is servo motor or step motor, preferably servo motor, and 4 rigid couplings of speed reducer are at 1 top in the frame, and two output of speed reducer 4 are connected with synchronizing shaft 5 through shaft coupling 8 respectively, and the other end correspondence of two synchronizing shaft 5 passes the mounting hole on two supporting seats 11 and is connected with gear 6 respectively, synchronizing shaft 5 and the mounting hole normal running fit on the supporting seat 11.

Two lifting plates 2 correspond in the vertical through-hole 12 of locating both ends about frame 1, two lifting plates 2 are respectively through the vertical swing joint of direction subassembly and frame 1, and further, the direction subassembly includes vertical guide rail 91 with the 2 rigid couplings of lifting plate, with guide rail 91 sliding fit's slider 92, slider 92 and frame 1 rigid coupling, specifically, the vertical rigid coupling in one side that lifting plate 2 is relative has two guide rails 91, sliding fit has two sliders 92 on each guide rail 91, slider 92 and supporting seat 11 rigid coupling.

The lower ends of the two lifting plates 2 are fixedly connected with lifting seats 21 respectively, the top of each lifting seat 21 is provided with a containing groove 22 for containing the end part of a mandrel on a coil stock, driving parts 7 are vertically and fixedly arranged on the two lifting plates 2 respectively, the two driving parts 7 are correspondingly meshed with the two gears 6, wherein the gears 6 are circular gears, the driving parts 7 are racks, the synchronizing shafts 5 drive the circular gears to rotate, the circular gears are meshed with the racks and are converted into vertical linear movement of the racks, or the gears 6 are conical gears, the driving parts 7 comprise vertical lead screws fixedly connected with the lifting plates 2, nuts in threaded fit with the lead screws, driven bevel gears sleeved on the lead screws and fixedly connected with the nuts, the conical gears are meshed with the driven bevel gears, the two ends of the lead screws are correspondingly and fixedly connected with the lifting plates 2 and are not rotated, the synchronizing shafts 5 drive the conical gears to rotate, the conical gears are meshed with the driven bevel gears and are converted into rotation, the driven bevel gears rotate to drive the nuts to rotate, the nuts are in threaded fit with the lead screws to further drive the vertical linear movement of the lead screws, preferably, the driving parts 6 are circular gears, and the driving parts 7 are racks.

Each synchronizing shaft 5 is rotatably matched with one or two or three bearing seats 13, preferably, the two ends of each synchronizing shaft 5 are respectively rotatably matched with the bearing seats 13, and the bearing seats 13 are fixedly connected with the frame 1.

When the motor 3 is started, the two synchronizing shafts 5 can be driven to rotate through the speed reducer 4, the two synchronizing shafts 5 rotate to drive the two gears 6 to rotate, the two gears 6 are correspondingly meshed with the two driving pieces 7 (namely racks), and the driving pieces 7 are vertically and fixedly connected to the lifting plates 2 which are vertically and movably matched with the rack 1, so that the two gears 6 can be linked to synchronously move up or down the two lifting plates 2 when synchronously driving the two driving pieces 7 to move up or down, and the lifting plates 2 on the two sides can drive the lifting seats 21 to synchronously move up or down, so that the lifting of the coil stock is realized.

The above description is only some embodiments of the present invention, and for those skilled in the art, without departing from the inventive concept, a plurality of modifications and improvements can be made, and all of them belong to the protection scope of the present invention.

Claims (9)

1. A mechanically synchronized lifting mechanism, comprising: frame, lifting plate, motor, speed reducer, synchronizing shaft, gear, driving piece, the drive end of motor with the input of speed reducer is connected, and the speed reducer rigid coupling is in the frame, and two outputs of speed reducer are connected with the synchronizing shaft respectively, and the other end of two synchronizing shafts is connected with the gear respectively, two the lifting plate is located both ends and are passed through respectively the vertical swing joint of direction subassembly and frame about the frame, and two lifting plate lower extreme rigid couplings have respectively the top have the promotion seat of storage tank, on two lifting plates respectively vertical set firmly with gear engagement's driving piece moves when two synchronizing shafts of motor start drive rotate two lifting plates and move up or move down in step.

2. The mechanical synchronous lifting mechanism of claim 1, wherein the guide assembly comprises a guide rail vertically fixed to the lifting plate, and a slider slidably engaged with the guide rail, the slider being fixed to the frame.

3. The mechanical synchronous lifting mechanism of claim 2, wherein two guide rails are vertically fixed on the opposite side of each lifting plate, and two sliding blocks are slidably fitted on each guide rail.

4. The mechanical synchronous lifting mechanism according to claim 3, wherein the top of the left and right ends of the frame is respectively fixed with a support seat, the sliding block is fixed with the support seat, the support seat is provided with a mounting hole, and the synchronous shaft is movably matched with the mounting hole.

5. The mechanical synchronous lifting mechanism of claim 1, wherein the left and right ends of the frame are respectively provided with a through hole passing through vertically, and the two lifting plates are fitted in the two through holes.

6. The mechanically synchronized lift mechanism of claim 1, wherein said gear is a circular gear and said drive member is a rack.

7. The mechanical synchronous lifting mechanism according to claim 1, wherein the gear is a bevel gear, the driving member includes a screw rod vertically fixed to the lifting plate, a nut screwed to the screw rod, and a driven bevel gear sleeved on the screw rod and fixed to the nut, and the bevel gear is engaged with the driven bevel gear.

8. The mechanical synchronous lifting mechanism of claim 1, wherein each of the synchronous shafts is rotatably fitted with a bearing seat, and the bearing seat is fixedly connected with the frame.

9. Mechanically synchronized lift mechanism according to claim 1, wherein said motor is a servo motor or a stepper motor.

Images