CN210736089U

CN210736089U - Drop elevator

Info

Publication number: CN210736089U
Application number: CN201921792301.7U
Authority: CN
Inventors: 邹铁男
Original assignee: Hangzhou Taidi Packaging Materials Co Ltd
Current assignee: Hangzhou Taidi Packaging Materials Co Ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-06-12
Anticipated expiration: 2029-10-23

Abstract

The utility model relates to a drop lifting machine relates to jacking equipment's technical field. Present galvanized aluminum sheet is after cutting into a plurality of galvanized aluminum strips, because thickness is inconsistent, in order to block at the rolling in-process in order to prevent a plurality of galvanized aluminum strips, generally leave the detention hole before the rolling galvanized aluminum strip, so that a plurality of galvanized aluminum strips can be detained in the detention hole, the length of detention of extension galvanized aluminum strip, but the galvanized aluminum strip contacts the bottom of the hole of detention hole easily, causes the wearing and tearing and the pollution of galvanized aluminum strip. Set up first lifting means that first lifting roll and be used for driving first lifting roll to go up and down in this scheme, a plurality of galvanized aluminum strips are being supported to first lifting roll butt to prevent that galvanized aluminum strip from contacting and detaining at the bottom of a hole, prolonged the length of galvanized aluminum strip in detaining the hole simultaneously, in order to prevent that galvanized aluminum strip blocks.

Description

Drop elevator

Technical Field

The utility model belongs to the technical field of jacking equipment's technique and specifically relates to a drop lifting machine is related to.

Background

The galvanized aluminum sheet is required to be cut into a plurality of galvanized aluminum strips in the processing process, the speed of the plurality of galvanized aluminum strips is the same when the plurality of galvanized aluminum strips are unreeled in the process of simultaneously conveying the plurality of galvanized aluminum strips, and the diameters formed after reeling are not consistent due to inconsistent thickness when the galvanized aluminum strips are reeled, so that the speed of the galvanized aluminum strips with different thicknesses is inconsistent when the galvanized aluminum strips are reeled; unreeling a plurality of galvanized aluminum strips at the same speed, but under the condition that the reeling speeds are inconsistent, the galvanized aluminum strips can be clamped.

The current solution generally leaves the detention hole for between rolling machine and the machine of unreeling, makes the galvanized aluminum strip after unreeling convey downwards earlier, upwards conveys again, and the centre has a period to be detained, and the galvanized aluminum strip of different rolling speed can be detained different length in detaining the hole to prevent the condition that blocks.

The above prior art solutions have the following drawbacks: when the galvanized aluminum strip is in the detention pit, the galvanized aluminum strip easily contacts the bottom of the detention pit, so that the galvanized aluminum strip in the transmission process is abraded or polluted, and the quality of the galvanized aluminum strip is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a drop lifting machine, including first lifting roller and the first hoisting device that is used for driving first lifting roller to go up and down, first lifting roller butt in a plurality of zinc-plated aluminium strips to mention zinc-plated aluminium strip, in order to increase a plurality of zinc-plated aluminium strips and be detained the hole end of hole at the distance between hole and the hole end, prevent a plurality of zinc-plated aluminium strip contact and detain the hole end of hole.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a drop lifting machine, includes the detention hole, is located the work frame that the detention hole is outer, its characterized in that: a first lifting roller is arranged in the working frame and is positioned in the detention pit; two groups of first lifting devices for driving the first lifting rollers to lift are arranged on the working frame, each first lifting device comprises a lifting frame, a transmission shaft is arranged on each lifting frame, and a chain wheel is fixed on the outer peripheral wall of each transmission shaft; a motor for driving the transmission shaft to rotate is fixed on the lifting frame; still be equipped with the chain on the hoisting frame, chain and sprocket meshing, the chain extends along vertical direction, and the one end of chain is fixed with the balancing weight, and the other end of chain is connected in first lifting roller, and first lifting roller is connected between two sets of first hoisting device.

Through adopting above-mentioned technical scheme, the operator will place the galvanized aluminum strip in being detained the hole and put in first lifting roller periphery wall, start two motors simultaneously again, the motor rotates and drives the transmission shaft and rotate, the transmission shaft drives the sprocket and rotates, the sprocket drives the chain motion, the chain drives first lifting roller upward movement, mention the galvanized aluminum strip, avoid the galvanized aluminum strip to contact the hole bottom of being detained the hole, prevent that the galvanized aluminum strip from taking place wearing and tearing or polluting, the length of galvanized aluminum strip in being detained the hole has still been extended simultaneously, prevent that the galvanized aluminum strip from blocking.

Preferably: two groups of second lifting devices are arranged on the working frame, each second lifting device comprises a rotating shaft which is rotatably connected to the working frame, and one end of each rotating shaft is fixedly connected with a ratchet wheel; the working frame is also provided with a pawl which is in matched clamping connection with the ratchet wheel; a transmission rope is wound on the outer peripheral wall of the rotating shaft, and one end of the transmission rope is fixed on the rotating shaft; the top of work frame is equipped with rotates the wheel, and the one end that the axis of rotation was kept away from to the driving rope is walked around and is rotated the wheel, and the one end that the axis of rotation was kept away from to the driving rope is connected with the second lifting roller, and the second lifting roller is connected between two sets of second hoisting device.

Through adopting above-mentioned technical scheme, two operators rotate the axis of rotation, and the rotation of axis of rotation drives the rolling of driving rope, makes the driving rope pack up, with second lift roll lifting height, further increases the length of a plurality of galvanized aluminum strips in detaining the hole, prevents that galvanized aluminum strip from blocking, and the pawl ratchet has auto-lock nature simultaneously, prevents that the second lift roll from descending downwards automatically.

Preferably: and a plurality of limiting discs are arranged on the peripheral wall of the second lifting roller.

Through adopting above-mentioned technical scheme, with a plurality of galvanized aluminum strip separation, prevent that galvanized aluminum strip from colliding each other in transmission process, reinforcing stability.

Preferably: spacing dish sliding connection is in the periphery wall of second lift roller.

Through adopting above-mentioned technical scheme, spacing dish can be according to the thickness adjustment distance of galvanized aluminum strip, and the suitability is higher.

Preferably: the working frame is provided with a guide groove arranged in the vertical direction, and the second lifting roller is connected in the guide groove in a sliding manner.

Through adopting above-mentioned technical scheme, make the direction motion of second lifting roll along the guide way, stability when reinforcing second lifting roll goes up and down.

Preferably: the rotary rack is rotatably connected with a connecting rod, one end of the connecting rod is fixedly connected with a small gear, the small gear is rotatably connected onto the working rack, a large gear is rotatably connected onto the working rack, one end of the rotating shaft is fixedly arranged in a penetrating mode on the large gear, and the large gear is meshed with the small gear.

By adopting the technical scheme, the pinion drives the gearwheel to rotate, so that the operation is more labor-saving, and an operator can rotate more conveniently.

Preferably: and a handle is fixed at one end of the connecting rod, which is far away from the pinion.

Through adopting above-mentioned technical scheme, it is more convenient that the operator grips the handle and rotates the connecting rod.

Preferably: the periphery wall of handle is equipped with friction line.

Through adopting above-mentioned technical scheme, the frictional force between reinforcing handle and the operator prevents to skid when the operator grips.

To sum up, the utility model discloses a beneficial technological effect does:

1. in the scheme, an operator prevents the galvanized aluminum strip from being placed on the first lifting roller, and the first lifting device lifts the first lifting roller, so that the galvanized aluminum strip is prevented from being worn due to the fact that the galvanized aluminum strip contacts the bottom of the retention pit;

2. according to the scheme, the lifting of the second lifting roller can further prolong the length of the galvanized aluminum strip in the detention pit, so that the galvanized aluminum strip is prevented from being clamped;

3. in the scheme, the cooperation of the small gear and the large gear in the second lifting device enables an operator to drive the second lifting roller more labor-saving.

Drawings

Fig. 1 is a schematic structural diagram according to the present embodiment of the present invention.

Fig. 2 is a schematic structural view of the first lifting device in fig. 1.

Fig. 3 is a schematic structural view of the second lifting device of fig. 1.

Fig. 4 is an enlarged view of a in fig. 3.

Fig. 5 is an enlarged view of fig. 3 at B.

In the figure, 1, retention pit; 2. a working frame; 21. a support bar; 3. a first lifting device; 31. a hoisting frame; 32. a motor; 33. a drive shaft; 34. a sprocket; 35. a chain; 36. a balancing weight; 37. a first lift roller; 4. a second lifting device; 41. a rotating shaft; 42. a ratchet wheel; 43. a pawl; 44. a drive rope; 45. a handle; 46. rubbing the lines; 47. a connecting rod; 48. a pinion gear; 49. a bull gear; 5. a guide groove; 6. a second lift roller; 7. a limiting disc; 8. hooking; 9. and rotating the wheel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a drop height elevator disclosed in this embodiment includes a detention pit 1 and a working frame 2 located outside the detention pit 1, two sets of first lifting devices 3 are arranged on the working frame 2, each first lifting device 3 includes a lifting frame 31, a motor 32 is fixed on the lifting frame 31, a driving shaft 33 of the motor 32 is fixedly connected to a driving shaft, and a chain wheel 34 is fixedly inserted in the driving shaft 33; first hoisting device 3 still includes chain 35, and chain 35 meshes sprocket 34, and chain 35 walks around sprocket 34 and sets up along vertical direction, and the one end of chain 35 is fixed with balancing weight 36, and the first lifting roller 37 of the other end fixedly connected with of chain 35, first lifting roller 37 are located between two sets of first hoisting device 3, and first lifting roller 37 perpendicular to galvanized aluminum strip transmission direction sets up.

Referring to fig. 3 and 4, two sets of second lifting devices 4 are arranged on the work frame 2, each second lifting device 4 includes a rotating shaft 41 connected to the work frame 2, and one end of the rotating shaft 41 is fixedly penetrated with a ratchet wheel 42 and rotatably connected to the work frame 2; the working frame 2 is also rotatably connected with a pawl 43, and the pawl 43 is matched and clamped with the ratchet wheel 42; one end of the rotating shaft 41 far away from the ratchet wheel 42 is fixedly provided with a large gear 49 in a penetrating way and is rotatably connected to the working frame 2; a connecting rod 47 is rotatably connected to the working frame 2, a small gear 48 is fixedly arranged on the connecting rod 47 in a penetrating way, and the small gear 48 is meshed with a large gear 49 (see fig. 5); a handle 45 is fixed at one end of the connecting rod 47 positioned outside the working frame 2, and friction grains 46 are arranged on the peripheral wall of the handle 45.

Referring to fig. 3, a driving string 44 is wound around the outer circumferential wall of the rotating shaft 41, and one end of the driving string 44 is fixed to the outer circumferential wall of the rotating shaft 41; the top end of the working frame 2 is rotatably connected with a rotating wheel 9, one end of the transmission rope 44, which is far away from the rotating shaft 41, bypasses the rotating wheel 9, and one end of the transmission rope 44, which is far away from the rotating shaft 41, is provided with a hook 8; the working frame 2 comprises two support rods 21 arranged along the vertical direction, and the side surfaces of the two support rods 21 close to each other are provided with guide grooves 5 arranged along the vertical direction; the second lifting device 4 further comprises a second lifting roller 6, the second lifting roller 6 is perpendicular to the transmission direction of the galvanized aluminum strip, the second lifting roller 6 is positioned on the two hooks 8, and two ends of the second lifting roller 6 are respectively connected in the two guide grooves 5 in a sliding mode; the periphery wall sliding connection of second lifting roll 6 has a plurality of spacing dishes 7, and spacing dish 7 is used for separating a plurality of galvanized aluminum strips, prevents that a plurality of galvanized aluminum strips from bumping in transmission process, causes the condition of blocking the machine.

The implementation principle of the embodiment is as follows: an operator firstly passes through the second lifting roller 6, and separates a plurality of galvanized aluminum strips by using the limiting disc 7 so as to prevent the plurality of galvanized aluminum strips from colliding with each other and having lower stability; an operator rotates the handle 45, the handle 45 drives the connecting rod 47 to rotate, the connecting rod 47 drives the pinion 48 to rotate, the pinion 48 drives the large gear 49 to rotate, the large gear 49 rotates to drive the rotating shaft 41 to rotate, the transmission rope 44 is wound, the second lifting roller 6 is lifted, the galvanized aluminum strips are lifted, and the length of the galvanized aluminum strips in the detention pit 1 is increased; meanwhile, the matching of the ratchet wheel 42 and the pawl 43 has self-locking performance, and the second lifting roller 6 is prevented from automatically descending.

The operator will place the galvanized aluminum strip in detaining hole 1 again and put in first lifting roller 37 periphery wall, two motors 32 of restart simultaneously again, motor 32 rotates and drives transmission shaft 33 and rotate, transmission shaft 33 drives sprocket 34 and rotates, sprocket 34 drives the motion of chain 35, chain 35 drives first lifting roller 37 upward movement, mention the galvanized aluminum strip, avoid the galvanized aluminum strip to contact the bottom of the hole of detaining hole 1, prevent that the galvanized aluminum strip from taking place wearing and tearing or pollution, still extended the length of galvanized aluminum strip in detaining hole 1 simultaneously, prevent that the galvanized aluminum strip from blocking.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a drop lifting machine, includes detain hole (1), is located work frame (2) outside detaining hole (1), its characterized in that: a first lifting roller (37) is arranged in the working frame (2), and the first lifting roller (37) is positioned in the detention pit (1); two groups of first lifting devices (3) used for driving the first lifting rollers (37) to lift are arranged on the working frame (2), each first lifting device (3) comprises a lifting frame (31), a transmission shaft (33) is arranged on each lifting frame (31), and a chain wheel (34) is fixed on the outer peripheral wall of each transmission shaft (33); a motor (32) for driving the transmission shaft (33) to rotate is fixed on the lifting frame (31); still be equipped with chain (35) on hoisting frame (31), chain (35) and sprocket (34) meshing, chain (35) extend along vertical direction, and the one end of chain (35) is fixed with balancing weight (36), and the other end of chain (35) is connected in first lifting roller (37), and first lifting roller (37) are connected between two sets of first hoisting device (3).

2. A drop height hoist as claimed in claim 1, wherein: two groups of second lifting devices (4) are arranged on the working frame (2), each second lifting device (4) comprises a rotating shaft (41) which is rotatably connected to the working frame (2), and one end of each rotating shaft (41) is fixedly connected with a ratchet wheel (42); a pawl (43) is further arranged on the working frame (2), and the pawl (43) is matched and clamped with the ratchet wheel (42); a transmission rope (44) is wound on the peripheral wall of the rotating shaft (41), and one end of the transmission rope (44) is fixed on the rotating shaft (41); the top of work frame (2) is equipped with and rotates wheel (9), and the one end that axis of rotation (41) were kept away from in driving rope (44) is walked around and is rotated wheel (9), and the one end that axis of rotation (41) were kept away from in driving rope (44) is connected with second lifting roller (6), and second lifting roller (6) are connected between two sets of second hoisting device (4).

3. A drop height hoist as claimed in claim 2, wherein: the outer peripheral wall of the second lifting roller (6) is provided with a plurality of limiting discs (7).

4. A drop height hoist as claimed in claim 3, wherein: and the limiting disc (7) is connected to the peripheral wall of the second lifting roller (6) in a sliding manner.

5. A drop height hoist as claimed in claim 2, wherein: a guide groove (5) arranged in the vertical direction is formed in the working frame (2), and the second lifting roller (6) is connected into the guide groove (5) in a sliding mode.

6. A drop height hoist as claimed in claim 2, wherein: the rotary rack is characterized in that a connecting rod (47) is connected to the working rack (2) in a rotating mode, a pinion (48) is fixedly connected to one end of the connecting rod (47), the pinion (48) is connected to the working rack (2) in a rotating mode, a large gear (49) is further connected to the working rack (2) in a rotating mode, one end of a rotating shaft (41) is fixedly arranged in a penetrating mode, and the large gear (49) is meshed with the pinion (48).

7. The drop height hoist according to claim 6, characterized in that: and a handle (45) is fixed at one end of the connecting rod (47) far away from the pinion (48).

8. A drop height hoist as claimed in claim 7, wherein: the peripheral wall of the handle (45) is provided with friction grains (46).