Guide wheel overturning lifting appliance and guide wheel overturning workbench

Abstract

The utility model relates to a guide wheel overturning lifting appliance and a guide wheel overturning workbench, and belongs to the technical field of lifting tools. Comprising a rotating shaft fixedly connected with the clamping mechanism, the rotating shaft is in running fit with a shaft sleeve, a limiting pin A is arranged on the outer wall of the shaft sleeve, and a limiting pin B is arranged on the outer wall of the shaft sleeve. A limiting pin B and a limiting pin C are arranged on the outer wall of the clamping mechanism, when the front face of the guide wheel faces upwards, the limiting pin A abuts against the limiting pin B, after the rotating shaft rotates by 180 degrees relative to the shaft sleeve, and when the front face of the guide wheel faces downwards, the limiting pin A abuts against the limiting pin C, the tail end of the hanging frame is installed above the shaft sleeve, and a lifting lug is arranged at the top end of the hanging frame. The lifting appliance has the beneficial effects that the structure of the lifting appliance is optimized, when the guide wheel is overturned, 180-degree limiting is achieved, excessive overturning is avoided, and meanwhile rapid clamping, safe lifting overturning and rapid releasing can be achieved.

Description

Technical Field

[0001] The utility model relates to a guide wheel overturning hanger and a guide wheel overturning workbench, belonging to the technical field of hoisting tools. Background Art

[0002] The welding guide wheel of a special machine needs to be welded on the front and back sides in turn. At present, the industry generally places the wheel body vertically and then pushes it down to achieve the flipping of the wheel body. When encountering a heavy guide wheel with large tonnage, it is easy to be dangerous if it continues to flip in this way, and it puts a great physical load on the personnel. The wheel body is also prone to bumps and scratches, spot welding and desoldering, etc.

[0003] After searching, the patent application with application number 201820938340.2 discloses a special lifting device for guide wheels, including a clamping head, a hanging bracket, and a hook. The clamping head includes two semicircular ring-shaped clamping plates arranged in parallel up and down, and the two clamping plates are fixedly connected by a preset number of vertical plates arranged on the outer edge of the clamping plates; a rotating joint is fixedly connected to the outer side wall of the middle vertical plate of the clamping head, and the central axis of the rotating joint is in a straight line with the central axis of the clamping head; the lower end of the hanging bracket is connected to the clamping head through a rotating joint, and the upper end of the hanging bracket is provided with a hook for lifting.

[0004] Although the above patent can realize the flipping of the guide wheel, the current technical considerations are not comprehensive and have the following disadvantages:

[0005] No limit structure is set, and the machine may over-flip or spin during flipping. The guide wheel angle needs to be adjusted manually each time, which reduces production efficiency.

[0006] The structure of the sling is complex, and the clamping and releasing operations are cumbersome and time-consuming, resulting in low production efficiency. Utility Model Content

[0007] In view of the above deficiencies in the prior art, the technical problem to be solved by the utility model is: how to optimize the flipping sling so that when the guide wheel is flipped, it has a 180° limit to avoid excessive flipping, while being able to achieve rapid clamping, safe lifting flipping and rapid release. For this purpose, a guide wheel flipping sling and a guide wheel flipping workbench are provided.

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] The utility model describes a guide wheel flip hanger, characterized in that it includes a clamping mechanism and an arc-shaped hanger for quickly clamping and quickly releasing the guide wheel, the clamping mechanism is connected to the tail end of the hanger through a limit rotation mechanism, the limit rotation mechanism includes a rotating shaft fixedly connected to the clamping mechanism, the rotating shaft and the shaft sleeve are rotatably matched, a limit pin A is provided on the outer wall of the shaft sleeve, a limit pin B and a limit pin C are provided on the outer wall of the clamping mechanism, when the front side of the guide wheel faces upward, the limit pin A abuts against the limit pin B, after the rotating shaft rotates 180° relative to the shaft sleeve, when the front side of the guide wheel faces downward, the limit pin A abuts against the limit pin C, the tail end of the hanger is installed above the shaft sleeve, and the top of the hanger is provided with a lifting ear for hanging.

[0010] Preferably, the clamping mechanism comprises an upper positioning plate and a lower positioning plate in a semicircular arc shape parallel to each other, the upper positioning plate and the lower positioning plate are fixedly connected by a group of connecting ribs A of a rectangular plate and multiple groups of connecting ribs B of a cylindrical shape, the connecting ribs A are arranged in the middle of the upper positioning plate and the lower positioning plate, multiple groups of connecting ribs B are arranged at intervals on both sides of the connecting ribs A, the two ends of the connecting ribs A and B are respectively fixed to the outer edges of the upper positioning plate and the lower positioning plate, the outer wall of the connecting rib A is fixedly connected to the rotating shaft, the limiting pin B is welded to the lower positioning plate, and the limiting pin C is welded to the corresponding connecting rib B. This is to achieve a 180° limited flipping to avoid over-flipping or spinning during flipping.

[0011] Preferably, 30 mm rectangular extension blocks are symmetrically arranged on both sides of the upper positioning plate and the lower positioning plate for installation guidance, positioning and lifting protection of the guide wheel, and each group of upper and lower symmetrical rectangular extension blocks are fixedly connected by connecting ribs B.

[0012] Preferably, the rotating shaft is rotatably matched with the shaft sleeve through a roller bearing, so that personnel can more easily flip the sling.

[0013] Preferably, a handle is provided on the outer wall of the hanger to facilitate personnel to move and flip the sling more easily and safely.

[0014] A guide wheel flipping workbench includes a workbench frame, a rotating platform and a cantilever assembly located on one side of the rotating platform are arranged on the workbench frame, the cantilever assembly is used to suspend the above-mentioned guide wheel flipping sling, the rotating platform is connected to the work platform for placing the guide wheels through a lifting mechanism, the lifting mechanism is a multi-stage lifting hydraulic rod, the inner cavity of the workbench frame is provided with a power assembly for driving the rotating platform to rotate and for driving the hydraulic rod to lift, and the bottom of the workbench frame is provided with multiple groups of supporting legs supported on the ground. Multiple groups of guide wheels can be placed on the work platform, and the next group of guide wheels to be flipped can be switched by controlling the rotation of the rotating platform; the lifting and lowering of the hydraulic rod can control the lifting and lowering of the work platform to realize the suspension of the guide wheels, facilitate the flipping of the guide wheels, and improve work efficiency.

[0015] Preferably, the cantilever crane assembly includes a column arranged in a vertical direction, the column is installed on the workbench frame and is located on one side of the rotating platform, the upper end of the column is connected to the rotating arm through a rotating drive device, and a rotating bracket for supporting the rotating arm is welded at one end of the rotating arm close to the column, and a slide rail is arranged at the lower end of the rotating arm along its length direction, and a hook sliding along the slide rail is arranged on the slide rail, and the hook is connected to the lifting ear and is used to suspend the guide wheel flipping hanger. After the guide wheel is hoisted, the center line of the rotating shaft forms an angle of 10°-15° with the horizontal plane, so that the side of the guide wheel away from the clamping mechanism is inclined upward by 10°-15° to prevent the guide wheel from falling off.

[0016] Preferably, there are multiple groups of swivel arms, and a swivel bracket for supporting the multiple groups of swivel arms is welded at one end of the swivel arm close to the column. Corresponding hooks are installed on the multiple groups of swivel arms, and guide wheel flip hangers of different specifications and sizes can be hung on two adjacent groups of hooks to facilitate quick replacement of guide wheel flip hangers of different specifications and sizes.

[0017] Preferably, the hook is an anti-drop hook, and the hook is connected to the lifting lug via a shackle, which facilitates quick installation and removal of the guide wheel flip hanger.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] The utility model discloses a guide wheel flipping sling, which has a 180° limited flipping when the guide wheel is flipped by setting a limit rotation mechanism, so as to avoid excessive flipping; by optimizing the structure of the guide wheel flipping sling, rapid clamping and releasing can be achieved; after the guide wheel is hoisted, the guide wheel 24 is tilted upward 10°-15° away from the side of the clamping mechanism 1, which can prevent the guide wheel from falling off the sling, thereby achieving safe hoisting and flipping.

[0020] The guide wheel flip workbench described in the utility model has the functions of rotation and lifting by arranging a rotating platform and a lifting mechanism, thereby realizing the suspension of the guide wheel and improving the work efficiency; by arranging a shackle, rapid installation and disassembly of the sling is realized; by arranging multiple sets of rotating arms, rapid replacement of guide wheel flip slings of different specifications and sizes is realized. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following is a brief introduction to the drawings required for the specific embodiments or the description of the prior art. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual scale.

[0022] Figure 1 It is a three-dimensional diagram of the utility model;

[0023] Figure 2 It is the front view of the utility model;

[0024] Figure 3 It is a left view of the utility model;

[0025] Figure 4 It is a top view of the utility model;

[0026] Figure 5 This is the front view of the utility model after flipping 180°;

[0027] Figure 6 This is a schematic diagram of the main view of the guide wheel turning workbench;

[0028] Figure 7 Top view of the workbench with guide wheels flipped over.

[0029] In the figure: 1, clamping mechanism 2, limit rotation mechanism 3, rotating shaft 4, sleeve 5, limit pin A 6, limit pin B 7, limit pin C 8, hanger 9, lifting ear 10, upper positioning plate 11, connecting rib A 12, connecting rib B 13, rectangular extension block 14, handle 15, workbench frame 16, slewing platform 17, cantilever crane assembly 18, working platform 19, hydraulic rod 20, column 21, slewing arm 22, hook 23, shackle 24, guide wheel 25, lower positioning plate. DETAILED DESCRIPTION

[0030] The utility model is further described below in conjunction with the accompanying drawings:

[0031] The present invention is further described below through specific embodiments, but is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

[0032] Embodiment 1, as Figure 1 As shown, the guide wheel flip hanger comprises a clamping mechanism 1 for quickly clamping and quickly releasing the guide wheel 24 and an arc-shaped hanger 8, the clamping mechanism 1 is connected to the tail end of the hanger 8 through a limit rotation mechanism 2, the limit rotation mechanism 2 comprises a rotating shaft 3 fixedly connected to the clamping mechanism 1, the rotating shaft 3 is rotatably matched with the shaft sleeve 4, a limit pin A5 is arranged on the outer wall of the shaft sleeve 4, a limit pin B6 and a limit pin C7 are arranged on the outer wall of the clamping mechanism 1, when the front side of the guide wheel 24 faces upward, the limit pin A5 abuts against the limit pin B6, after the rotating shaft 3 rotates 180° relative to the shaft sleeve 4, when the front side of the guide wheel 24 faces downward, the limit pin A5 abuts against the limit pin C7, the tail end of the hanger 8 is installed above the shaft sleeve 4, and the top of the hanger 8 is provided with a lifting ear 9 for hanging.

[0033] During the hoisting operation, the limit pin A5 abuts against the limit pin B6, the guide wheel flip hanger is in a horizontal state, and the guide wheel flip hanger is moved to make the guide wheel 24 stuck in the clamping mechanism 1; then the workbench is operated to descend to realize the suspension of the guide wheel 24. With a light force, the rotating shaft 3 can drive the clamping mechanism 1 and the guide wheel 24 to rotate counterclockwise, and the limit pin A5 abuts against the limit pin C7, so that the guide wheel 24 performs a 180° limit flip to avoid excessive flipping. Then the workbench is operated to rise, so that the guide wheel flip hanger falls, and finally the guide wheel flip hanger is withdrawn, realizing the quick clamping and quick release of the guide wheel 24.

[0034] Embodiment 2, as Figure 1-5 As shown, the guide wheel flip hanger comprises a clamping mechanism 1 for quickly clamping and quickly releasing the guide wheel 24 and an arc-shaped hanger 8, the clamping mechanism 1 is connected to the tail end of the hanger 8 through a limit rotation mechanism 2, the limit rotation mechanism 2 comprises a rotating shaft 3 fixedly connected to the clamping mechanism 1, the rotating shaft 3 is rotatably matched with the shaft sleeve 4, a limit pin A5 is arranged on the outer wall of the shaft sleeve 4, a limit pin B6 and a limit pin C7 are arranged on the outer wall of the clamping mechanism 1, when the front side of the guide wheel 24 faces upward, the limit pin A5 abuts against the limit pin B6, after the rotating shaft 3 rotates 180° relative to the shaft sleeve 4, when the front side of the guide wheel 24 faces downward, the limit pin A5 abuts against the limit pin C7, the tail end of the hanger 8 is installed above the shaft sleeve 4, and the top of the hanger 8 is provided with a lifting ear 9 for hanging.

[0035] Further, the clamping mechanism 1 includes an upper positioning plate 10 and a lower positioning plate 25 in a semicircular shape parallel to each other, the upper positioning plate 10 and the lower positioning plate 25 are fixedly connected by a group of rectangular plate connecting ribs A11 and multiple groups of cylindrical connecting ribs B12, the connecting ribs A11 are arranged in the middle of the upper positioning plate 10 and the lower positioning plate 25, multiple groups of connecting ribs B12 are arranged at intervals on both sides of the connecting ribs A11, the two ends of the connecting ribs A11 and B12 are respectively fixed to the outer edges of the upper positioning plate 10 and the lower positioning plate 25, the outer wall of the connecting rib A11 is fixedly connected to the rotating shaft 3, the limiting pin B6 is welded on the lower positioning plate 25, and the limiting pin C7 is welded on the corresponding connecting rib B12. To achieve a 180° limit flipping, to avoid over-flipping or spinning during flipping.

[0036] Furthermore, 30 mm rectangular extension blocks 13 are symmetrically arranged on both sides of the upper positioning plate 10 and the lower positioning plate 25 for installation guidance, positioning and hoisting protection of the guide wheel 24. Each group of upper and lower symmetrical rectangular extension blocks 13 are fixedly connected by connecting ribs B12.

[0037] Furthermore, the rotating shaft 3 is rotatably matched with the shaft sleeve 4 through a roller bearing, so that personnel can more easily flip the sling.

[0038] Furthermore, a handle 14 is provided on the outer wall of the hanger 8 to facilitate personnel to move and flip the sling more easily and safely.

[0039] Embodiment 3, as Figure 1-7 As shown, a guide wheel flip workbench includes a workbench frame 15, on which a rotating platform 16 and a cantilever assembly 17 located on one side of the rotating platform 16 are arranged, and the cantilever assembly 17 is used to suspend the above-mentioned guide wheel flip hanger, and the rotating platform 16 is connected to a work platform 18 for placing guide wheels 24 through a lifting mechanism, and the lifting mechanism is a multi-stage lifting hydraulic rod 19, and the inner cavity of the workbench frame 15 is provided with a power assembly for driving the rotating platform 16 to rotate and for driving the hydraulic rod 19 to lift and lower, and the bottom of the workbench frame 15 is provided with multiple groups of supporting legs supported on the ground. Multiple groups of guide wheels 24 can be placed on the work platform 18, and the next group of guide wheels 24 to be flipped can be switched by controlling the rotation of the rotating platform 16; the lifting and lowering of the hydraulic rod 19 can control the lifting and lowering of the work platform 18 to realize the suspension of the guide wheels 24, facilitate the flipping of the guide wheels 24, and improve work efficiency.

[0040] Furthermore, the cantilever crane assembly 17 includes a column 20 arranged in a vertical direction, the column 20 is installed on the workbench frame 15 and is located on one side of the rotating platform 16, the upper end of the column 20 is connected to the rotating arm 21 through a rotating drive device, and the rotating arm 21 is welded with a rotating bracket for supporting the rotating arm 21 at one end close to the column 20, and the lower end of the rotating arm 21 is provided with a slide rail along its length direction, and the slide rail is provided with a hook 22 sliding along the slide rail, and the hook 22 is connected to the lifting ear 9 for suspending the guide wheel flip hanger. After the guide wheel 24 is hoisted, the center line of the rotating shaft 3 forms an angle of 10°-15° with the horizontal plane, so that the guide wheel 24 is away from the side of the clamping mechanism 1 and is inclined upward by 10°-15° to prevent the guide wheel 24 from falling off.

[0041] Furthermore, there are multiple groups of swivel arms 21, and a swivel bracket for supporting multiple groups of swivel arms 21 is welded at one end of the swivel arm 21 close to the column 20. The multiple groups of swivel arms 21 are correspondingly installed with hooks 22, and guide wheel flip hangers of different specifications and sizes can be hung on two adjacent groups of hooks 22 to facilitate the rapid replacement of guide wheel flip hangers of different specifications and sizes.

[0042] Furthermore, the hook 22 is an anti-drop hook, and the hook 22 is connected to the lifting lug 9 via a shackle 23, which is convenient for quick installation and removal of the guide wheel flip hanger.

[0043] The working principle of this utility model:

[0044] The guide wheel flip sling is suspended on the slewing arm 21 through the shackle 23 and the hook 22. When the guide wheel 24 is facing upward, the limit pin A5 abuts against the limit pin B6, and the guide wheel flip sling is in a horizontal state. The guide wheel flip sling is moved to make the wheel body of the guide wheel 24 stuck in the clamping mechanism 1; then the piston rod of the hydraulic rod 19 is operated to retract, so that the working platform 18 is lowered to realize the suspension of the guide wheel 24. The rotating shaft 3 can be easily rotated counterclockwise relative to the sleeve 4. After the guide wheel 24 is flipped 180°, the limit pin A5 abuts against the limit pin C7, so that the guide wheel 24 is limitedly flipped 180° to avoid excessive flipping. Then the piston rod of the hydraulic rod 19 is operated to extend, so that the working platform 18 is lowered and raised, so that the guide wheel flip sling falls, and finally the guide wheel flip sling is withdrawn, so that the guide wheel 24 is quickly clamped, safely hoisted and flipped, and quickly released.

[0045] The utility model discloses a guide wheel flipping sling, which is provided with a limit rotation mechanism. When the guide wheel flips, the limit pin A abuts against the limit pin B and the limit pin C respectively, so that the sling has a 180° limit flipping, thereby avoiding excessive flipping.

[0046] The guide wheel flip hoist described in the utility model can realize rapid clamping and releasing by optimizing the structure of the guide wheel flip hoist; after the guide wheel is hoisted, the guide wheel 24 is tilted upward 10°-15° away from the side of the clamping mechanism 1, which can prevent the guide wheel from falling off the hoist, thereby realizing safe hoisting and flipping.

[0047] The utility model discloses a guide wheel turning workbench, which has the functions of rotation and lifting by arranging a rotating platform and a lifting mechanism, thereby realizing the suspension of the guide wheel, facilitating the turning of the guide wheel and improving the work efficiency; and by arranging a shackle, rapid installation and disassembly of the guide wheel turning sling is realized.

[0048] The utility model discloses a guide wheel turning workbench, which is provided with multiple groups of swivel arms, and guide wheel turning hangers of different specifications and sizes can be hung on the hooks of two adjacent groups of swivel arms, so as to facilitate the rapid replacement of guide wheel turning hangers of different specifications and sizes.

[0049] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the present utility model is defined by the attached claims and their equivalents.

[0050] The matters not described in detail in the present invention are all known technologies to those skilled in the art.

Claims

1. A guide wheel tipping hanger, characterized in that: The invention comprises a clamping mechanism (1) for quickly clamping and quickly releasing a guide wheel (24) and an arc-shaped hanger (8), wherein the clamping mechanism (1) is connected to the rear end of the hanger (8) via a limit rotation mechanism (2), wherein the limit rotation mechanism (2) comprises a rotating shaft (3) fixedly connected to the clamping mechanism (1), wherein the rotating shaft (3) is rotatably matched with a shaft sleeve (4), and a limit pin A (5) is provided on the outer wall of the shaft sleeve (4). A limit pin B (6) and a limit pin C (7) are provided on the outer wall. When the front face of the guide wheel (24) faces upward, the limit pin A (5) abuts against the limit pin B (6). After the rotating shaft (3) rotates 180 degrees relative to the shaft sleeve (4), when the front face of the guide wheel (24) faces downward, the limit pin A (5) abuts against the limit pin C (7). The rear end of the hanger (8) is installed above the shaft sleeve (4), and the top end of the hanger (8) is provided with a hanging ear (9) for hanging.

2. A guide wheel overturning hanger according to claim 1, characterized in that: The clamping mechanism (1) comprises an upper positioning plate (10) and a lower positioning plate (25) which are parallel to each other and are semicircular in shape. The upper positioning plate (10) and the lower positioning plate (25) are fixedly connected via a group of rectangular plate connecting ribs A (11) and a plurality of groups of cylindrical connecting ribs B (12). The connecting ribs A (11) are arranged in the middle of the upper positioning plate (10) and the lower positioning plate (25). The plurality of groups of connecting ribs B (12) are arranged at intervals on both sides of the connecting ribs A (11). The two ends of the connecting ribs A (11) and the connecting ribs B (12) are respectively fixed to the outer edges of the upper positioning plate (10) and the lower positioning plate (25). The outer wall of the connecting rib A (11) is fixedly connected to the rotating shaft (3). The limit pin B (6) is welded to the lower positioning plate (25), and the limit pin C (7) is welded to the corresponding connecting rib B (12).

3. A guide wheel overturning hanger according to claim 2, characterized in that: Rectangular extension blocks (13) are symmetrically arranged on both sides of the upper positioning plate (10) and the lower positioning plate (25), and each group of upper and lower symmetrical rectangular extension blocks (13) are fixedly connected via connecting ribs B (12).

4. The guide wheel overturning hanger according to claim 3, characterized in that: The rotating shaft (3) is rotationally matched with the shaft sleeve (4) via a roller bearing.

5. The guide wheel overturning hanger according to claim 4, characterized in that: A handle (14) is provided on the outer wall of the hanger (8).

6. A guide wheel turning workbench, characterized in that: The invention comprises a workbench frame (15), on which a rotating platform (16) and a cantilever crane assembly (17) located on one side of the rotating platform (16) are arranged, wherein the cantilever crane assembly (17) is used to suspend a guide wheel flip hanger as described in claim 5, wherein the rotating platform (16) is connected to a work platform (18) for placing guide wheels (24) via a lifting mechanism, wherein the lifting mechanism is a multi-stage lifting hydraulic rod (19), wherein a power assembly for driving the rotating platform (16) to rotate and for driving the hydraulic rod (19) to lift and lower is arranged in the inner cavity of the workbench frame (15), and wherein a plurality of groups of supporting legs supported on the ground are arranged at the bottom of the workbench frame (15).

7. The guide wheel turning workbench according to claim 6, characterized in that: The cantilever crane assembly (17) comprises a column (20) arranged in a vertical direction, the column (20) being mounted on a workbench frame (15) and being located on one side of a slewing platform (16), the upper end of the column (20) being connected to a slewing arm (21) via a slewing drive device, the slewing arm (21) having an end close to the column (20) being welded with a slewing bracket for supporting the slewing arm (21), the lower end of the slewing arm (21) being provided with a slide rail along its length direction, the slide rail being provided with a hook (22) sliding along the slide rail, the hook (22) being connected to a lifting lug (9), and after the guide wheel (24) is hoisted, the center line of the rotating shaft (3) forms an angle of 10°-15° with the horizontal plane.

8. The guide wheel turning workbench according to claim 7, characterized in that: The swivel arms (21) are multiple groups, and a swivel bracket for supporting the multiple groups of swivel arms (21) is welded at one end of the swivel arms (21) close to the column (20). The multiple groups of swivel arms (21) are correspondingly installed with hooks (22), and guide wheel flip hangers of different specifications and sizes can be hung on two adjacent groups of hooks (22).

9. The guide wheel turning workbench according to claim 8, characterized in that: The lifting hook (22) is an anti-drop hook, and the lifting hook (22) is connected to the lifting lug (9) via a shackle (23).

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