CN211846376U - Lifting mechanism for stacking machine - Google Patents

Abstract

The utility model discloses a lifting mechanism for a palletizer, which comprises a bottom plate, a left frame plate, a right frame plate and a lifting mechanism, wherein the lower ends of the left frame plate and the right frame plate are tightly connected with the bottom plate, the tops of the left frame plate and the right frame plate are connected through a stay bar, guide rails are symmetrically and parallelly arranged on the inner walls of the left frame plate and the right frame plate, the lifting mechanism is connected with the guide rails in a sliding way, one end of a first chain is bolted on a first lower hanging rod and locked by a nut, then strides over from the upper ends of a second outer chain wheel, strides over from the lower ends of the first outer chain wheel, then is bolted on a second lower hanging rod and locked by the nut, one end of a second chain is bolted on the first upper hanging rod and locked by the nut, then strides over from the lower ends of the second inner chain wheel, strides over from the upper ends of the first inner chain wheel, then is bolted on the second lower hanging rod and locked by, and the left and right groups of guide rails limit the sliding blocks, so that the lifting inner frame is always kept horizontal in the driven lifting process.

Description

Lifting mechanism for stacking machine

Technical Field

The utility model belongs to the technical field of the hacking machine, specifically speaking, the utility model relates to a lifting mechanism for pile up neatly machine.

Background

The stacker crane is used for stacking the cartons loaded into containers on trays and pallets (wood and plastic) according to a certain arrangement, automatically stacking the cartons, stacking the cartons into multiple layers, and pushing the cartons out so as to be conveniently transported to a warehouse for storage by a forklift.

The lifting mode of a lifting inner frame in the existing stacker crane is realized by hanging a steel wire rope and winding the steel wire rope by a motor. The left and right sliding blocks and the guide rail ensure the lifting inner frame to rock.

The disadvantages of the lifting mode are as follows:

1. the steel wire rope has certain toughness, and the lifting precision of the lifting inner frame cannot be controlled along with the abrasion of the steel wire rope;

2. the levelness of the lifting inner frame must be guaranteed in the lifting process, the existing mode cannot be guaranteed, and box-type materials on the platform inside the lifting inner frame can easily slide due to gravity.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hoist mechanism for pile up neatly machine, through first chain one end bolt under on peg one, and locked by the nut, then stride across from two upper ends of outer sprocket, stride across from one lower extreme of outer sprocket again, then the bolt is on peg two, and locked by the nut, second chain one end bolt is on peg one, and locked by the nut, then stride across from two lower extremes of interior sprocket, stride across from one upper end of interior sprocket again, then the bolt is under on peg two, and locked by the nut, first chain and second chain cross the wraparound has been realized, firmly pin the inside casing that goes up and down, and by controlling each two sets of guide rail restriction sliders, make the inside casing that goes up and down keep the level all the time by the drive lift in-process.

In order to realize the purpose, the utility model discloses the technical scheme who takes does: a lifting mechanism for a palletizer comprises a bottom plate, a left frame plate, a right frame plate and a lifting mechanism, wherein the lower ends of the left frame plate and the right frame plate are fixedly connected with the bottom plate;

the upper ends of the left frame plate are symmetrically provided with first upper supports, first upper hanging rods penetrate through the first upper supports, first lower supports penetrate through the lower ends of the left frame plate, and first lower hanging rods penetrate through the first lower supports;

the upper end of the right frame plate is symmetrically provided with two upper supports, two upper hanging rods are arranged in the two upper supports in a penetrating mode, the lower end of the right frame plate is provided with two lower supports, and two lower hanging rods are arranged in the two lower supports in a penetrating mode.

Preferably, the lifting mechanism comprises a lifting inner frame, a servo motor I, a speed reducer I, a driving shaft, a driven shaft, a first chain and a second chain, wherein slide blocks are arranged on the left outer wall and the right outer wall of the lifting inner frame, the slide blocks are connected with guide rails in a sliding manner, the servo motor I is fixedly connected with the inner right side wall of the lifting inner frame, the speed reducer I is connected with the servo motor I, an output shaft of the speed reducer I is of a symmetrical two-part structure, an output shaft of the speed reducer I is connected with one end of the driving shaft through a coupler, the other end of the driving shaft is rotatably connected with the lifting inner frame, two ends of the driven shaft are rotatably connected with the lifting inner frame, an outer chain wheel I and an inner chain wheel I are arranged at the end part of the driving shaft, an outer chain wheel II and an inner chain wheel II are symmetrically arranged at two ends of the driven shaft, one end of the first, and one end of the second chain is bolted on the first upper hanging rod and locked by the nut, then strides over from the lower end of the second inner chain wheel, strides over from the upper end of the first inner chain wheel, then strides over from the upper end of the second inner chain wheel, then is bolted on the second lower hanging rod and locked by the nut.

Preferably, the first and second chains are identical.

Preferably, the first outer chain wheel, the first inner chain wheel, the second outer chain wheel and the second inner chain wheel are the same in type.

The beneficial effect of adopting above technical scheme is:

1. according to the lifting mechanism for the palletizer, one end of the first chain is bolted on the first lower hanging rod and locked by a nut, then strides over from the upper end of the second outer chain wheel, strides over from the lower end of the first outer chain wheel, then is bolted on the second upper hanging rod and locked by the nut, one end of the second chain is bolted on the first upper hanging rod and locked by the nut, strides over from the lower end of the second inner chain wheel, strides over from the upper end of the first inner chain wheel, then is bolted on the second lower hanging rod and locked by the nut, so that a first servo motor in the lifting mechanism drives a driving shaft which is symmetrically arranged to rotate anticlockwise through an output shaft of a first speed reducer, the first outer chain wheel and the first inner chain wheel rotate anticlockwise, the second outer chain wheel and the second inner chain wheel rotate clockwise, and in the process, the lifting inner frame moves downwards under the constraint action of the guide rails on the sliding; the first servo motor drives the driving shaft which is symmetrically arranged through the output shaft of the first speed reducer to rotate clockwise, the first outer chain wheel and the first inner chain wheel rotate clockwise, the second outer chain wheel and the second inner chain wheel rotate anticlockwise, the lifting inner frame moves upwards under the constraint effect of the guide rails on the sliding blocks, the first chain and the second chain are crossed and wound, the lifting inner frame is firmly locked, the sliding blocks are limited by the left and right guide rails, and the lifting inner frame is kept horizontal all the time in the driven lifting process.

2. The chain is adopted to replace the traditional steel wire rope, so that the ascending and descending precision of the lifting inner frame is ensured; first chain and second chain are the same, outer sprocket one, interior sprocket one, outer sprocket two are the same with interior sprocket two model numbers, have guaranteed the lift inside casing and have controlled the uniformity that rises and descend.

Drawings

FIG. 1 is a top plan view of the lift mechanism for the pallet;

FIG. 2 is a front view of the lift mechanism for the palletizer;

FIG. 3 is a schematic view of the drive shaft configuration;

FIG. 4 is a schematic view of a passive shaft configuration;

wherein:

1. a base plate; 2. a left frame plate; 3. a right frame plate; 4. a lifting mechanism;

20. a first upper support; 20-1, hanging a rod I; 21. a first lower support; 21-1, a first lower hanging rod;

30. a second upper support; 30-1, hanging a second rod; 31. a second lower support; 31-1 and a lower hanging rod II;

100. a stay bar; 101. a guide rail;

40. a lifting inner frame; 40-1, a sliding block; 41. a first servo motor; 42. a first speed reducer; 43. a drive shaft; 43-1, an outer chain wheel I; 43-2, a first inner chain wheel; 44. a driven shaft; 44-1 and an outer chain wheel II; 44-2 and a second inner chain wheel; 45. a first chain; 46. and a second chain.

Detailed Description

The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings, for the purpose of helping those skilled in the art to understand more completely, accurately and deeply the conception and technical solution of the present invention, and to facilitate its implementation.

As shown in fig. 1-4, the utility model relates to a lifting mechanism for palletizer, through first chain one end bolt under on peg one, and locked by the nut, then stride from two upper ends of outer sprocket, stride from a lower extreme of outer sprocket again, then the bolt is on peg two, and locked by the nut, second chain one end bolt is on peg one, and locked by the nut, then stride from two lower extremes of inner sprocket, stride from an upper end of inner sprocket again, then the bolt is under on peg two, and locked by the nut, realized first chain and the cross wiring of second chain, firmly pin the lift inside casing, and by controlling each two sets of guide rail restriction sliders, make the lift inside casing keep the level all the time by the drive lift in-process.

Specifically, as shown in fig. 1 to 4, the frame comprises a bottom plate 1, a left frame plate 2, a right frame plate 3, a lifting mechanism 4, a translation mechanism 5, an inner supporting plate 6 and a limiting mechanism 7, wherein the lower ends of the left frame plate 2 and the right frame plate 3 are fixedly connected with the bottom plate 1, the tops of the left frame plate 2 and the right frame plate 3 are connected through a supporting rod 100, guide rails 101 are symmetrically arranged on the inner walls of the left frame plate 2 and the right frame plate 3 in parallel, and the lifting mechanism 4 is connected with the guide rails 101 in a sliding manner;

the upper ends of the left frame plate 2 are symmetrically provided with first upper supports 20, first upper hanging rods 20-1 penetrate through the first upper supports 20, the lower end of the left frame plate 2 is provided with a first lower support 21, and first lower hanging rods 21-1 penetrate through the first lower supports 21;

the upper ends of the right frame plate 3 are symmetrically provided with two upper supports 30, two upper hanging rods 30-1 penetrate through the two upper supports 30, the lower end of the right frame plate 3 is provided with a second lower support 31, and two lower hanging rods 31-1 penetrate through the two second lower supports 31.

As shown in fig. 1, 2, 3 and 4, the lifting mechanism 4 comprises a lifting inner frame 40, a first servo motor 41, a first speed reducer 42, a driving shaft 43, a driven shaft 44, a first chain 45 and a second chain 46, the left and right outer walls of the lifting inner frame 40 are provided with sliders 40-1, the sliders 40-1 are slidably connected with guide rails 101, the first servo motor 41 is fixedly connected with the inner right side wall of the lifting inner frame 40, the first speed reducer 42 is connected with the first servo motor 41, the output shafts of the first speed reducer 42 are of a symmetrical two-part structure, the output shaft of the first speed reducer 42 is connected with one end of the driving shaft 43 through a coupling, the other end of the driving shaft 43 is rotatably connected with the lifting inner frame 40, both ends of the driven shaft 44 are rotatably connected with the lifting inner frame 40, the end of the driving shaft 43 is provided with a first outer chain wheel 43-1 and a first inner chain wheel 43-2, both ends of the driven shaft 44 are symmetrically provided with a, one end of the first chain 45 is bolted on the first lower hanging rod 21-1 and locked by a nut, then strides over from the upper end of the second outer chain wheel 44-1, strides over from the lower end of the first outer chain wheel 43-1, then is bolted on the second upper hanging rod 30-1 and locked by a nut, and one end of the second chain 46 is bolted on the first upper hanging rod 20-1 and locked by a nut, then strides over from the lower end of the second inner chain wheel 44-2, strides over from the upper end of the first inner chain wheel 43-2, then is bolted on the second lower hanging rod 31-1 and locked by a nut.

As shown in fig. 1 and 2, the first chain 45 and the second chain 46 are the same.

As shown in FIGS. 3 and 4, the first outer chain wheel 43-1, the first inner chain wheel 43-2, the second outer chain wheel 44-1 and the second inner chain wheel 44-2 are of the same type.

The following specific working modes are illustrated by specific examples:

example 1:

in the lifting mechanism for the palletizer, one end of the first chain 45 is bolted on the lower hanging rod I20-1 and locked by a nut, then strides over from the upper end of the outer chain wheel II 44-1, strides over from the lower end of the outer chain wheel I43-1, then is bolted on the upper hanging rod II 30-1 and locked by the nut, one end of the second chain 46 is bolted on the upper hanging rod I20-1 and locked by the nut, then strides over from the lower end of the inner chain wheel II 44-2, strides over from the upper end of the inner chain wheel I43-2, then is bolted on the lower hanging rod II 31-1 and locked by the nut, so that the servo motor I41 in the lifting mechanism 4 drives the symmetrically arranged driving shaft 43 to rotate anticlockwise through the output shaft of the speed reducer I42, at the moment, the outer chain wheel I43-1 and the inner chain wheel I43-2 rotate anticlockwise, the outer chain wheel II 44-1 and the inner chain wheel II 44-2 rotate clockwise, in the process, the lifting inner frame 40 moves downwards under the constraint action of the guide rail 101 on the sliding block 40-1; the first servo motor 41 drives the driving shafts 43 symmetrically arranged through the output shaft of the first speed reducer 42 to rotate clockwise, at the moment, the first outer chain wheel 43-1 and the first inner chain wheel 43-2 rotate clockwise, the second outer chain wheel 44-1 and the second inner chain wheel 44-2 rotate anticlockwise, the lifting inner frame 40 moves upwards under the constraint action of the guide rails 101 on the sliding blocks 40-1, the first chain 45 and the second chain 46 are connected in a crossed and winding mode, the lifting inner frame 40 is firmly locked, the sliding blocks are limited by the left group of guide rails and the right group of guide rails, and the lifting inner frame 40 is kept horizontal all the time in the driven lifting process.

Example 2:

on the basis of the embodiment 1, the chain is adopted to replace the traditional steel wire rope, so that the ascending and descending precision of the lifting inner frame 40 is ensured; the first chain 45 is the same as the second chain 46, the type of the first outer chain wheel 43-1, the type of the first inner chain wheel 43-2, the type of the second outer chain wheel 44-1 and the type of the second inner chain wheel 44-2 are the same, and the consistency of left and right ascending and descending of the lifting inner frame 40 is guaranteed.

The present invention has been described in detail with reference to the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments, but is intended to cover various insubstantial modifications, including those made by the method and technical solutions of the present invention; or without improvement, the above conception and technical solution of the present invention can be directly applied to other occasions, all within the protection scope of the present invention.

Claims (4)

1. The utility model provides a hoist mechanism for pile up neatly machine which characterized in that: the lifting mechanism comprises a bottom plate (1), a left frame plate (2), a right frame plate (3) and a lifting mechanism (4), wherein the lower ends of the left frame plate (2) and the right frame plate (3) are fixedly connected with the bottom plate (1), the tops of the left frame plate (2) and the right frame plate (3) are connected through a support rod (100), guide rails (101) are symmetrically arranged on the inner walls of the left frame plate (2) and the right frame plate (3) in parallel, and the lifting mechanism (4) is in sliding connection with the guide rails (101);

the upper ends of the left frame plate (2) are symmetrically provided with first upper supports (20), first upper hanging rods (20-1) penetrate through the first upper supports (20), first lower supports (21) are arranged at the lower end of the left frame plate (2), and first lower hanging rods (21-1) penetrate through the first lower supports (21);

the upper ends of the right frame plates (3) are symmetrically provided with two upper supports (30), two upper hanging rods (30-1) penetrate through the two upper supports (30), the lower ends of the right frame plates (3) are provided with two lower supports (31), and two lower hanging rods (31-1) penetrate through the two lower supports (31).

2. The lifting mechanism for a palletizer as claimed in claim 1, wherein: the lifting mechanism (4) comprises a lifting inner frame (40), a servo motor I (41), a speed reducer I (42), a driving shaft (43), a driven shaft (44), a first chain (45) and a second chain (46), sliding blocks (40-1) are arranged on the left outer wall and the right outer wall of the lifting inner frame (40), the sliding blocks (40-1) are in sliding connection with guide rails (101), the servo motor I (41) is fixedly connected with the inner right side wall of the lifting inner frame (40), the speed reducer I (42) is connected with the servo motor I (41), the output shaft of the speed reducer I (42) is of a symmetrical two-part structure, the output shaft of the speed reducer I (42) is connected with one end of the driving shaft (43) through a coupler, the other end of the driving shaft (43) is rotatably connected with the lifting inner frame (40), the two ends of the driven shaft (44) are rotatably connected with the lifting inner frame (40), and an outer chain wheel I (43-1) and an inner chain wheel I (43) are arranged at 2) Two ends of the driven shaft (44) are symmetrically provided with a second outer chain wheel (44-1) and a second inner chain wheel (44-2), one end of the first chain (45) is bolted on the first lower hanging rod (21-1) and locked by a nut, then crosses over from the upper end of the second outer chain wheel (44-1), then crosses over from the lower end of the first outer chain wheel (43-1), then is bolted on the second upper hanging rod (30-1) and locked by the nut, and one end of the second chain (46) is bolted on the first upper hanging rod (20-1) and locked by the nut, then crosses over from the lower end of the second inner chain wheel (44-2), then crosses over from the upper end of the first inner chain wheel (43-2), then is bolted on the second lower hanging rod (31-1) and locked by the nut.

3. The lifting mechanism for a palletizer as claimed in claim 2, wherein: the first chain (45) and the second chain (46) are identical.

4. The lifting mechanism for a palletizer as claimed in claim 2, wherein: the type of the first outer chain wheel (43-1), the type of the first inner chain wheel (43-2), the type of the second outer chain wheel (44-1) and the type of the second inner chain wheel (44-2) are the same.

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