Vertical hoisting mechanism for disc workpieces

Abstract

The utility model relates to the technical field of workpiece hoisting equipment, and discloses a vertical hoisting mechanism for disc type workpieces, which comprises a bottom support bracket and a suspension arm component, the bottom support bracket and the suspension arm component are L-shaped, and the suspension arm component is sleeved on the bottom support bracket to form an inclined U-shaped frame body structure. A counterweight assembly is installed at the end, away from the bottom support support, of the suspension arm assembly, a sliding table air cylinder assembly and a handrail are installed on the two sides of the end, close to the bottom support support, of the suspension arm assembly respectively, a top pressing plate is installed at the top of the sliding table air cylinder assembly, and a top pressing assembly is installed on the top pressing plate. According to the vertical hoisting mechanism for the disc type workpieces, the problems that an existing working position apparatus or a rope type tool can only horizontally place and transfer the disc type workpieces, certain limitation exists, and in the actual production process, when the disc type workpieces need to be vertically hoisted and rotated, the risk that the surfaces of the disc type workpieces are damaged in the hoisting process exists are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to workpiece hoisting equipment technical field, concretely is a disc type workpiece vertical lifting mechanism. BACKGROUND

[0002] In industrial production, there are many workpieces designed as discs, and the lifting of disc type workpieces is an important link in the production and assembly of large disc type workpieces. There are various lifting methods, and the specific method depends on factors such as the weight, size and material of the disc. Common lifting methods include the use of sling hooks and lifting devices.

[0003] The traditional lifting method is usually to use a rope or a hook to directly pass through the center hole of the disc type workpiece for lifting, or to adopt a clamping outer circle form for lifting. However, the current work station tools or rope tools can only transport disc type workpieces horizontally, which has certain limitations. In actual production, when disc type workpieces need to be lifted vertically and rotated, there is a risk of damage to the surface of the disc type workpiece during lifting. SUMMARY

[0004] In view of the deficiencies of the prior art, the utility model provides a disc type workpiece vertical lifting mechanism to solve the problems mentioned in the background.

[0005] The utility model provides the following technical scheme: a disc type workpiece vertical lifting mechanism, comprising: a bottom support bracket and a lifting arm assembly, the bottom support bracket and the lifting arm assembly are both L-shaped, and the lifting arm assembly is fitted on the bottom support bracket to form an overturned U-shaped frame structure, a counterweight assembly is installed at one end of the lifting arm assembly away from the bottom support bracket, a handrail and a sliding table cylinder assembly are respectively installed on both sides of one end of the lifting arm assembly close to the bottom support bracket, a top pressing plate is installed on the top of the sliding table cylinder assembly, a top pressing assembly is installed on the top pressing plate, and a bottom support assembly is installed on the bottom support bracket below the top pressing assembly.

[0006] Preferably, the lifting arm assembly comprises a vertical stand sleeve and a cross arm welded together, a second reinforcing sheet is added to the joint of the vertical stand sleeve and the cross arm to cross the weld joint, and a lifting lug is welded on the cross arm.

[0007] Preferably, a plurality of through limiting holes are evenly provided vertically on the vertical stand sleeve, and a locking pin is inserted into the limiting hole.

[0008] Preferably, the bottom support bracket comprises a support arm and a vertical stand sleeve core welded together, a first reinforcing sheet is added to the joint of the support arm and the vertical stand sleeve core to cross the weld joint, a plurality of position adjusting holes are evenly provided on the vertical stand sleeve core, and the distance between each group of position adjusting holes corresponds to the position of the structure on the lifting arm assembly.

[0009] Preferably, the bottom support assembly comprises a sheet metal part, shaft rods are provided through the inner wall near both ends of the sheet metal part, rollers are arranged on the shaft rods through bearing sleeves, reinforcing ribs are arranged on the side surface of the sheet metal part, the reinforcing ribs are welded on the bottom support bracket, and the rollers are made of nylon or the same material.

[0010] Preferably, the top pressing assembly and the bottom support assembly are symmetrical assemblies with the same structure.

[0011] Preferably, the counterweight assembly comprises a round rod provided through the end of the hoisting arm assembly, and equal-weight round iron sheets are arranged on both ends of the round rod of the counterweight assembly.

[0012] Compared with the prior art, the disc-shaped workpiece vertical lifting mechanism has the following beneficial effects:

[0013] 1. The disc-shaped workpiece vertical lifting mechanism is sleeved with the hoisting arm assembly and the bottom support bracket, the sleeving length of the hoisting arm assembly and the bottom support bracket is adjusted according to the diameter of the disc-shaped workpiece to be hoisted, the disc-shaped workpiece can be clamped between the hoisting arm assembly and the bottom support bracket, the disc-shaped workpiece can be vertically transported by the hoisting arm assembly, the disc-shaped workpiece transportation mode is increased, the structure that the bottom support assembly and the top pressing assembly are in contact with the edge of the disc-shaped workpiece is used, the rotating work requirement of the disc-shaped workpiece can be realized synchronously, and the surface of the disc-shaped workpiece is not damaged.

[0014] 2. The disc-shaped workpiece vertical lifting mechanism adjusts the cylinder stroke during actual hoisting, controls the distance between the top pressing assembly and the bottom support assembly to a certain extent, and ensures the clamping ability of the disc-shaped workpiece during hoisting under the condition that the clamping force is adjusted according to the different diameters of the disc-shaped workpiece. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0016] Figure 2 It is a hoisting arm assembly structure schematic view of the utility model;

[0017] Figure 3 It is a bottom support bracket structure schematic view of the utility model;

[0018] Figure 4 It is a structure schematic view of the utility model during hoisting.

[0019] In the figure: 1, the bottom support bracket; 11, the support arm; 12, the vertical frame sleeve core; 13, the first reinforcing sheet; 14, the position adjusting hole; 2, the lifting arm assembly; 21, the vertical frame sleeve shell; 22, the cross arm; 23, the second reinforcing sheet; 24, the lifting lug; 25, the limiting hole; 26, the locking pin; 3, the sliding table cylinder assembly; 4, the handrail; 5, the top pressing plate; 6, the bottom support assembly; 61, the sheet metal part; 62, the shaft rod; 63, the roller; 64, the reinforcing support; 7, the top pressing assembly; 8, the counterweight assembly. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figures 1-4 A vertical lifting mechanism for disc-shaped workpieces comprises a bottom support bracket 1 and a lifting arm assembly 2. The bottom support bracket 1 and the lifting arm assembly 2 are both L-shaped, and the lifting arm assembly 2 is fitted on the bottom support bracket 1 to form an overturned U-shaped frame structure. A counterweight assembly 8 is installed at the end of the lifting arm assembly 2 away from the bottom support bracket 1. A sliding table cylinder assembly 3 and a handrail 4 are respectively installed on the two sides of the end of the lifting arm assembly 2 close to the bottom support bracket 1. A top pressing plate 5 is installed on the top of the sliding table cylinder assembly 3. A top pressing assembly 7 is installed on the top pressing plate 5. A bottom support assembly 6 is installed on the bottom support bracket 1 right below the top pressing assembly 7.

[0022] The lifting arm assembly 2 comprises a vertical frame sleeve shell 21 and a cross arm 22 welded together. A second reinforcing sheet 23 is added to the joint of the vertical frame sleeve shell 21 and the cross arm 22 to cross the welding seam. A lifting lug 24 is welded on the cross arm 22. When lifting the disc-shaped workpiece, the lifting lug 24 is used to exert an upward pulling force on the lifting mechanism, so that the lifting mechanism can be placed vertically, increasing the transfer mode of the disc-shaped workpiece and no longer being limited to horizontal transfer.

[0023] The vertical frame sleeve shell 21 is vertically and uniformly provided with a plurality of through limiting holes 25. A locking pin 26 is inserted into the limiting hole 25. The position between the limiting hole 25 and the bottom support bracket 1 is adjusted, and the locking pin 26 is inserted and locked, so as to adjust the fitting distance between the bottom support bracket 1 and the lifting arm assembly 2.

[0024] The bottom support bracket 1 comprises a support arm 11 and a vertical support sleeve core 12 welded together, a first reinforcing sheet 13 is added to the joint of the support arm 11 and the vertical support sleeve core 12 to cross the welding seam, a plurality of position adjusting holes 14 are uniformly arranged on the vertical support sleeve core 12, the distance between each group of position adjusting holes 14 corresponds to the position of the structure on the lifting arm assembly 2, the vertical support sleeve core 12 is inserted into the lifting arm assembly 2, then the position adjusting holes 14 are inserted according to the diameter of the disc-shaped workpiece, the lifting arm assembly 2 is locked and fixed with the bottom support bracket 1, so that the lifting mechanism can lift a plurality of disc-shaped workpieces of different sizes.

[0025] The bottom support assembly 6 comprises a sheet metal part 61, shaft rods 62 are arranged through the inner walls near the two ends of the sheet metal part 61, rollers 63 are arranged on the shaft rods 62 through bearing sleeves, reinforcing ribs 64 are arranged on the side surface of the sheet metal part 61 and welded on the bottom support bracket 1, the rollers 63 are made of nylon or the same material, annular limiting grooves are arranged on the rollers 63, and the disc-shaped workpiece can be clamped in the annular limiting grooves when the disc-shaped workpiece is lifted, so that the stability of clamping is improved.

[0026] The top pressing assembly 7 and the bottom support assembly 6 are symmetrical assemblies with the same structure, the height of the top pressing assembly 7 is controlled by the sliding table cylinder assembly 3, the top pressing assembly 7 and the bottom support assembly 6 cooperate to clamp the edge of the disc-shaped workpiece, and the disc-shaped workpiece is prevented from shaking during lifting.

[0027] The counterweight assembly 8 comprises a round rod arranged through the end of the lifting arm assembly 2, and equal-weight annular iron sheets are arranged on the two ends of the round rod of the counterweight assembly 8, the counterweight assembly 8 mainly adjusts the gravity center of the lifting mechanism, the center of mass is arranged at the vertical line of the workpiece, and the lifting mechanism is kept balanced after lifting.

[0028] The working principle is that when the disc-shaped workpiece is lifted, the counterweight assembly 8 is adjusted to a suitable weight according to the weight of the disc-shaped workpiece, the distance between the bottom support bracket 1 and the lifting arm assembly 2 is adjusted according to the diameter of the disc-shaped workpiece, the position of the top pressing assembly 7 is adjusted after the adjustment is completed, the disc-shaped workpiece is moved to the bottom support assembly 6, the top pressing assembly 7 is pressed by controlling the sliding table cylinder assembly 3, the disc-shaped workpiece is clamped between the bottom support assembly 6 and the top pressing assembly 7, the disc-shaped workpiece can be rotated according to the structure of the bottom support assembly 6 and the top pressing assembly 7, and finally the lifting mechanism can be lifted.

[0029] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A vertical lifting mechanism for disc-shaped workpieces, characterized in that, The utility model relates to a kind of bottom support bracket (1) and boom assembly (2), the bottom support bracket (1) and boom assembly (2) are L-shaped, and the boom assembly (2) is nested on bottom support bracket (1) and combined into the U-shaped frame structure of dumping, counterweight assembly (8) is installed at the end of boom assembly (2) away from bottom support bracket (1), slide table cylinder assembly (3) and handrail (4) are respectively installed on the both sides of the end of boom assembly (2) close to bottom support bracket (1), top pressing plate (5) is installed at the top of slide table cylinder assembly (3), top pressing assembly (7) is installed on top pressing plate (5), bottom support assembly (6) is installed on bottom support bracket (1) at the place directly below top pressing assembly (7). The boom assembly (2) includes a welded vertical stand shell (21) and a cross arm (22), a second reinforcing sheet (23) is added across the weld joint at the junction of the vertical stand shell (21) and the cross arm (22), and a lifting lug (24) is welded to the cross arm (22).

2. A vertical lifting mechanism for disc-like workpieces according to claim 1, characterized in that A plurality of through limiting holes (25) are evenly provided vertically on the vertical stand shell (21), and a locking pin (26) is inserted into the limiting hole (25).

3. A vertical lifting mechanism for disc-like workpieces according to claim 2, characterized in that The bottom support bracket (1) includes a welded support arm (11) and a vertical stand shell core (12), a first reinforcing sheet (13) is added across the weld joint at the junction of the support arm (11) and the vertical stand shell core (12), a plurality of position adjusting holes (14) are evenly provided on the vertical stand shell core (12), and the distance between each group of position adjusting holes (14) corresponds to the position of the structure on the boom assembly (2).

4. The vertical lifting mechanism for disc-like workpieces according to claim 1, characterized in that, The bottom support assembly (6) includes a sheet metal part (61), an axle shaft (62) is provided through the inner wall near both ends of the sheet metal part (61), a roller (63) is sleeved on the axle shaft (62) through a bearing, a reinforcing buttress (64) is installed on the side of the sheet metal part (61), the reinforcing buttress (64) is welded to the bottom support bracket (1), and the roller (63) is made of nylon or the same material.

5. The vertical lifting mechanism for disc-like workpieces according to claim 1, characterized in that, The top pressing assembly (7) and the bottom support assembly (6) are symmetrical assemblies with the same structure.

6. A vertical lifting mechanism for a disc-like workpiece according to claim 1, wherein The counterweight assembly (8) includes a through circular rod provided at the end of the boom assembly (2), and equal-weight circular iron sheets are sleeved on both ends of the circular rod of the counterweight assembly (8).

7. A vertical lifting mechanism for a disc-like workpiece according to claim 1, wherein ​

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