Labor-saving lifting mechanism

Abstract

The utility model belongs to the technical field of lifting mechanisms, and relates to a labor-saving lifting mechanism which comprises a frame, a driving assembly is arranged on the frame, a lifting assembly is arranged on the driving assembly, and a discharging assembly is arranged on the lifting assembly. The lifting force is saved by half, a lifting chain can be much smaller than that of a traditional structure, the structure is lighter and more attractive, meanwhile, installation is quicker and more convenient, compared with a transmission mode, a transmission shaft of the structure is directly installed on a bottom assembly, and the transmission installation mode is that the transmission shaft needs to penetrate through two stand columns of the elevator, so that the installation is more convenient. The installation mode is time-consuming and labor-consuming, difficult to adjust and inconvenient to maintain in the later period, particularly when the bearing or the chain wheel is abraded and damaged and needs to be replaced, the installation mode is more inconvenient, and the structure well overcomes the defects of the original structure.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of lifting mechanism relates to a labor saving lifting mechanism. BACKGROUND

[0002] The lifting mechanism can quickly and accurately move the material from the storage position to the processing position, reduces the time and labor consumption of manual handling, thereby improving the efficiency of the whole production line, in the sheet metal machining process, the efficient flow of material is one of the key factors to ensure the smooth completion of production plan, the material lifting mechanism plays a vital role in sheet metal machining, they not only improve the production efficiency, but also optimize the material management and reduce the production cost.

[0003] The existing lifting structure technology is usually that the top and bottom of the double-column type lifting machine have a set of transmission wheels respectively, the top is a driven wheel set, mainly plays the role of changing direction, the bottom is a driving wheel assembly, the driving wheel is connected by a through shaft and a wheel set and is fixed by a positioning key, transmits the lifting power, the installation mode of transmission is to pass the transmission shaft through the two columns of the lifting machine, this installation mode is time-consuming and laborious, is not easy to adjust, and is not convenient for later maintenance and maintenance, especially when the bearing or chain wheel is worn and damaged, it is more inconvenient when it needs to be replaced. UTILITARIAN CONTENT

[0004] The utility model wants to solve the technical problem that the existing lifting structure technology is usually that the top and bottom of the double-column type lifting machine have a set of transmission wheels respectively, the top is a driven wheel set, mainly plays the role of changing direction, the bottom is a driving wheel assembly, the driving wheel is connected by a through shaft and a wheel set and is fixed by a positioning key, transmits the lifting power, the installation mode of transmission is to pass the transmission shaft through the two columns of the lifting machine, this installation mode is time-consuming and laborious, is not easy to adjust, and is not convenient for later maintenance and maintenance, especially when the bearing or chain wheel is worn and damaged, it is more inconvenient when it needs to be replaced.

[0005] The utility model content is a labor saving lifting mechanism, including frame, be provided with drive assembly on the frame, be provided with lifting assembly on the drive assembly, be provided with blanking assembly on the lifting assembly;

[0006] The drive assembly includes a drive source, the drive source output shaft inner chamber fixedly connected with the pivot shaft, the drive source is fixedly connected with the left side of the frame, the pivot shaft both sides are fixedly connected with the drive gear respectively, the drive gear surface is engaged with the chain, the front side of the upper part of the frame both sides is fixedly connected with the first support frame respectively, the pivot shaft both sides are movably connected with the inner chamber of the frame.

[0007] The first support frame inner cavity is movably connected with a first gear, the upper part of the first gear is meshed with a chain, the rear side of the upper part of the frame is fixedly connected with a second support frame, the second support frame inner cavity is movably connected with a second gear, and the lower part of the second gear is meshed with the upper part of the chain.

[0008] The lifting assembly comprises a lifting plate, the upper and lower parts of the two sides of the lifting plate are movably connected with driven gears, the driven gears are meshed with a chain, and the upper part of the frame is fixedly connected with a positioning frame.

[0009] The positioning frame inner cavity is movably connected with sliding gears through bearings on the two sides, the upper part of the sliding gears is meshed with a chain, one end of the chain is fixedly connected with a fixed rod, the upper part of the fixed rod is fixedly connected with the lower part of the support frame, the other end of the chain is fixedly connected with a limiting rod, and the upper part of the limiting rod is fixedly connected with the lower part of the frame.

[0010] The blanking assembly comprises two limiting frames, the two limiting frames are fixedly connected with the two sides of the lower part of the lifting plate, an adjusting plate is arranged between the opposite sides of the inner cavities of the two limiting frames, the inner cavity of the adjusting plate is fixedly connected with a rotating rod, the rotating rod is movably connected with the limiting frame, a guide groove is formed in the inner cavity of the adjusting plate, an adjusting rod is movably arranged in the inner cavity of the guide groove, the adjusting rod passes through the limiting frame on the two sides, the lower part of the lifting plate is fixedly connected with an electric cylinder on the two sides, and the output shaft of the electric cylinder is fixedly connected with the adjusting rod.

[0011] The upper part of the electric cylinder is fixedly connected with a connecting plate, and the lower part of the lifting plate is fixedly connected with the upper part of the connecting plate.

[0012] Compared with the prior art, the utility model discloses the beneficial effects are: when needing to use the equipment to lift the article, the equipment is moved to the specified position, and the article that needs to be lifted is put into the upper portion of the lifting plate, and then the driving source is started, the inside of the driving source is provided with the motor, and then the driving source drives the rotation of the rotating shaft, and then the rotating shaft drives the rotation of the driving gear, when the driving gear rotates, can drive the rotation of the chain, and then the chain rotation drives the rotation of the first gear and the second gear, and then the chain drives the rotation of the driven gear, when the driven gear rotates, because the driven gear is movably connected with the lifting plate, can drive the lifting plate to go up linearly, when the chain is reversed, the chain is guided by the sliding gear, the structure adopts a pulley assembly structure, compared with the traditional structure of the lifting motor, the lifting force is saved by half, and the lifting chain can be much smaller than the traditional structure, so that the structure is more light and elegant, and installation is more convenient, and compared with the transmission mode, the transmission shaft installation of the structure is directly installed on the bottom assembly, the transmission installation mode is that the transmission shaft passes through the two stand columns of the lifting machine, this installation mode is time-consuming and laborious, is not good to adjust, and is inconvenient for later maintenance and maintenance, especially when the bearing or chain wheel is damaged and needs to be replaced, the structure solves the original structural defects. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will briefly introduce the drawing needed to be used in the embodiment description, and obviously, the drawing in the following description is some embodiments of the utility model, and for ordinary skilled person in the art, other drawings can also be obtained according to these drawings without creating labor.

[0014] Figure 1 It is the structure schematic diagram of the utility model whole.

[0015] Figure 2 It is the structure schematic diagram of the utility model side section.

[0016] Figure 3 It is the structure schematic diagram of the utility model Figure 2 A place in the utility model.

[0017] Figure 4 It is the rotating shaft structure schematic diagram of the utility model.

[0018] Figure 5 It is the lifting plate structure schematic diagram of the utility model.

[0019] Figure 6 It is the exploded view schematic diagram of the utility model.

[0020] In the figure: 1, frame; 2, driving source; 3, rotating shaft; 4, driving gear; 5, chain; 6, first support frame; 7, first gear; 8, second support frame; 9, second gear; 10, lifting plate; 11, driven gear; 12, positioning frame; 13, sliding gear; 14, fixed rod; 15, limiting rod; 16, limiting frame; 17, adjusting plate; 18, rotating rod; 19, adjusting rod; 20, electric cylinder; 21, connecting plate. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and not to limit the utility model.

[0022] In order to make the person in the technical field better understand the utility model scheme, the technical scheme in the utility model example will be described clearly and completely below in combination with the drawings.

[0023] It should be noted that the examples and features and technical schemes in the examples in the utility model can be combined with each other without conflict.

[0024] It should be noted that: similar signs and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0025] Example 1

[0026] As shown in the figure, a labor-saving lifting mechanism, comprising a frame 1, the frame 1 is provided with a driving assembly, the driving assembly is provided with a lifting assembly, the lifting assembly is provided with a discharging assembly; Figures 1-6 The driving assembly comprises a driving source 2, the output shaft inner cavity of the driving source 2 is fixedly connected with a rotating shaft 3, the driving source 2 is fixedly connected with the left side of the frame 1, the rotating shaft 3 is fixedly connected with driving gear 4 on both sides, the driving gear 4 surface is engaged with chain 5, the front side of the upper part of the frame 1 on both sides is fixedly connected with first support frame 6, the rotating shaft 3 is movably connected with the inner cavity of the frame 1 on both sides.

[0027] The first support frame 6 inner cavity movably connects with the first gear 7, the first gear 7 upper part is engaged with chain 5, the rear side of the upper part of the frame 1 on both sides is fixedly connected with second support frame 8, the second support frame 8 inner cavity movably connects with second gear 9, the second gear 9 lower part is engaged with the upper part of chain 5.

[0028]

[0029] ​The lifting assembly includes a lifting plate 10, with driven gears 11 movably connected to the upper and lower parts on both sides of the lifting plate 10, the driven gears 11 meshing with the chain 5, and a positioning frame 12 fixedly connected to the upper part of the frame 1.

[0030] The inner cavity of the positioning frame 12 is movably connected to the sliding gears 13 via bearings on both sides. The upper part of the sliding gears 13 is meshed with the chain 5. One end of the chain 5 is fixedly connected to a fixing rod 14. The upper part of the fixing rod 14 is fixedly connected to the lower part of the support frame. The other end of the chain 5 is fixedly connected to a limit rod 15. The upper part of the limit rod 15 is fixedly connected to the lower part of the frame 1.

[0031] During operation: When it is necessary to use this equipment to lift items, move the equipment to the designated position, place the items to be lifted on the upper part of the lifting plate 10, and then start the drive source 2. The drive source 2 is equipped with a motor, which drives the rotating shaft 3 to rotate, and the rotating shaft 3 drives the drive gear 4 to rotate. When the drive gear 4 rotates, it drives the chain 5 to rotate, and the chain 5 drives the first gear 7 and the second gear 9 to rotate. The chain 5 then drives the driven gear 11 to rotate. When the driven gear 11 rotates, since the driven gear 11 is movably connected to the lifting plate 10, it can drive the lifting plate 10 to rise linearly. When the chain 5 rotates, the sliding gear 13 guides the chain 5. This structure adopts a pulley block structure, which reduces the lifting force by half compared with the traditional structure, and the lifting chain 5 can also be much smaller than the traditional structure.

[0032] Example 2

[0033] like Figures 5-6 As shown, the feeding assembly includes two limiting frames 16, which are fixedly connected to the two sides of the lower part of the lifting plate 10. An adjusting plate 17 is provided between the opposite sides of the inner cavity of the two limiting frames 16. A rotating rod 18 is fixedly connected to the inner cavity of the adjusting plate 17. The rotating rod 18 is movably connected to the limiting frame 16. A guide groove is opened in the inner cavity of the adjusting plate 17. An adjusting rod 19 is movably arranged in the inner cavity of the guide groove. The two sides of the adjusting rod 19 pass through the limiting frame 16 respectively. Electric cylinders 20 are fixedly connected to the two sides of the lower part of the lifting plate 10 respectively. The output shaft of the electric cylinder 20 is fixedly connected to the adjusting rod 19.

[0034] A connecting plate 21 is fixedly connected to the upper part of the electric cylinder 20, and the upper part of the connecting plate 21 is fixedly connected to the lower part of the lifting plate 10.

[0035] When the work is needed to load and unload the goods, the electric cylinder 20 is started, and the adjusting rod 19 is driven by the output shaft of the electric cylinder 20 to move in the limiting groove, and the adjusting plate 17 is driven by the adjusting rod 19 to move, so that the position of the adjusting plate 17 is below the lifting plate 10, thereby facilitating the staff to load and unload when lifting the goods.

[0036] When the work is needed to load and unload the goods, the electric cylinder 20 is started, and the adjusting rod 19 is driven by the output shaft of the electric cylinder 20 to move in the limiting groove, and the adjusting plate 17 is driven by the adjusting rod 19 to move, so that the position of the adjusting plate 17 is below the lifting plate 10, thereby facilitating the staff to load and unload when lifting the goods.

Claims

1. A power and force reducing lifting mechanism characterized by: Including frame (1), be provided with drive assembly on frame (1), be provided with lifting assembly on drive assembly, be provided with blanking assembly on lifting assembly; Drive assembly includes drive source (2), the inner cavity of output shaft of drive source (2) is fixedly connected with rotating shaft (3), drive source (2) is fixedly connected with frame (1) left side, rotating shaft (3) both sides are fixedly connected with drive gear (4) respectively, drive gear (4) surface is engagedly connected with chain (5), the front side of the upper portion of frame (1) both sides is fixedly connected with first support frame (6) respectively, rotating shaft (3) both sides are movably connected with the inner cavity of frame (1) respectively.

2. A power and force reducing lifting mechanism according to claim 1, wherein: The inner cavity of first support frame (6) is movably connected with first gear (7), and the upper portion of first gear (7) is engagedly connected with chain (5), and the rear side of the upper portion of frame (1) both sides is fixedly connected with second support frame (8) respectively, the inner cavity of second support frame (8) is movably connected with second gear (9), and the lower portion of second gear (9) is engagedly connected with the upper portion of chain (5).

3. A power and force reducing lifting mechanism according to claim 1, wherein: The lifting assembly includes lifting plate (10), and the upper and lower portions of the both sides of lifting plate (10) are movably connected with driven gear (11) respectively, and driven gear (11) is engagedly connected with chain (5), and the upper portion of frame (1) is fixedly connected with positioning frame (12).

4. A power and force saving lifting mechanism according to claim 3, wherein: The inner cavity of positioning frame (12) is movably connected with sliding gear (13) through bearing on both sides, and the upper portion of sliding gear (13) is engagedly connected with chain (5), one end of chain (5) is fixedly connected with fixed rod (14), and the upper portion of fixed rod (14) is fixedly connected with the lower portion of support frame, the other end of chain (5) is fixedly connected with limiting rod (15), and the upper portion of limiting rod (15) is fixedly connected with the lower portion of frame (1).

5. A power and force reducing lift mechanism according to claim 1, wherein: The blanking assembly includes two limiting racks (16), and the both sides of the lower portion of lifting plate (10) are fixedly connected with the two limiting racks (16) respectively, and the inner cavity of two limiting racks (16) is provided with adjusting plate (17) between the opposite sides, the inner cavity of adjusting plate (17) is fixedly connected with rotating rod (18), and rotating rod (18) is movably connected with limiting rack (16), the inner cavity of adjusting plate (17) is provided with guide groove, the inner cavity of guide groove is movably provided with adjusting rod (19), and adjusting rod (19) passes through limiting rack (16) on both sides, and the lower portion of lifting plate (10) is fixedly connected with electric cylinder (20) on both sides, and the output shaft of electric cylinder (20) is fixedly connected with adjusting rod (19).

6. A power and force reducing lifting mechanism according to claim 5, wherein: The upper portion of electric cylinder (20) is fixedly connected with connecting plate (21), and the lower portion of lifting plate (10) is fixedly connected with the upper portion of connecting plate (21).

Images