Cylindrical workpiece hoisting and overturning device

Abstract

The utility model belongs to the technical field of machining, and particularly relates to a cylindrical workpiece hoisting turnover device which comprises a first connecting piece, a second connecting piece and a third connecting piece, a first tool is used for hoisting a cylinder, and the second connecting piece and the third connecting piece are used for hoisting assembly parts; the first connecting piece comprises a plurality of connecting blocks, each connecting block is provided with a clamping groove, a connecting hole and a first limiting piece, the clamping grooves can be clamped on the barrel wall of the barrel body, the connecting holes are used for connecting a steel wire rope, and the first limiting pieces are used for fixing the connecting blocks; the second connecting piece comprises a plurality of arc-shaped blocks, each arc-shaped block is provided with an upper lifting lug and a second limiting piece, the upper lifting lugs are used for being connected with the steel wire rope, and the second limiting pieces are used for fixing the arc-shaped blocks; the third connecting piece comprises a bottom plate, a lower lifting lug and a third limiting piece are arranged on the bottom plate, the lower lifting lug is used for being connected with a lifting steel wire rope, and the third limiting piece is used for fixing the bottom plate; the problems that when a large cylindrical workpiece is lifted, moved and turned over, the workpiece is prone to toppling over, and the safety risk is high are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of mechanical processing, and in particular relates to a cylindrical workpiece hoisting and turning device. Background Art

[0002] During the production and processing of workpieces, it is usually necessary to move or flip them. When the workpiece is large in size and weight, it is necessary to use hoisting to move and flip the workpiece. Some special workpieces such as Figure 1 As shown, it includes a cylinder, a lower connecting plate and a cover plate. The diameter of the cylinder is φ2967mm and the height is 2285mm. The weight of the cylinder, the lower connecting plate and the cover plate after assembly is about 40 tons. During its processing, it is necessary to use hoisting to move and flip the blank of the cylinder and the assembly parts of the workpiece after fine processing. Due to the special shape, large size and heavy weight of the workpiece, the outer circle finish of the workpiece after fine processing is Ra0.8. The hoisting wire rope is difficult to connect and tighten the workpiece. The workpiece is easy to tip over during the movement or flipping process, which poses a high safety risk and is also easy to damage the workpiece, affecting the processing quality of the workpiece. Utility Model Content

[0003] The utility model aims to provide a cylindrical workpiece hoisting and turning device to solve the technical problem that when a large cylindrical workpiece is hoisted, moved or turned over, the workpiece is prone to tipping over and has a high safety risk.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0005] A cylindrical workpiece lifting and turning device comprises a first connecting piece, a second connecting piece and a third connecting piece, wherein the first connecting piece is used for lifting the cylindrical body, and the second connecting piece and the third connecting piece are used for lifting the assembly part;

[0006] The first connecting member includes a plurality of connecting blocks, each of which is provided with a slot and a connecting hole, wherein the slot can be clamped on the cylinder wall at the end of the cylinder, and the connecting hole is used to connect the hoisting wire rope, and the connecting block is detachably connected with a first limiting member, and the first limiting member is used to fix the connecting block on the cylinder;

[0007] The second connecting member includes a plurality of arc blocks, each of which is provided with an upper lifting ear, which is used to connect the lifting wire rope, and the arc block is also detachably connected with a second limiting member, which is used to fix the arc block on the cover plate;

[0008] The third connecting member includes a bottom plate, which is provided with a plurality of lower lifting ears for connecting the lifting wire rope. The bottom plate is also detachably connected with a third limiting member for fixing the bottom plate on the lower connecting plate.

[0009] Furthermore, a threaded hole is provided on the connection block, and the first limiting member is a tightening screw installed in the threaded hole, and the tightening screw abuts against the cylinder wall to fix the connection block on the cylinder body.

[0010] Furthermore, the cover plate and the lower connecting plate are circumferentially evenly distributed with a plurality of through holes, the arc block is provided with an upper connecting hole corresponding to the position of the through hole of the cover plate, the bottom plate is provided with a lower connecting hole corresponding to the position of the through hole of the lower connecting plate, the second limiting member and the third limiting member are both stud bolts, the stud bolts cooperate with the through hole of the cover plate and the upper connecting hole to connect the arc block and the cover plate together, the stud bolts cooperate with the lower connecting plate and the lower connecting hole to connect the bottom plate and the lower connecting plate together.

[0011] Furthermore, a convex edge is formed on the lower connecting plate, and an avoidance groove is provided on the bottom plate, and the avoidance groove is used to avoid the convex edge of the lower connecting plate.

[0012] Furthermore, four connecting blocks are provided, and when the cylinder is lifted, the four connecting blocks are symmetrically installed on the cylinder walls at both ends of the cylinder; two arc blocks are provided, and when the assembly is lifted, the two arc blocks are symmetrically installed on the cover plate.

[0013] Compared with the prior art, the utility model has the following beneficial technical effects:

[0014] The utility model provides a first connecting piece, and when hoisting the blank of the cylinder, four connecting blocks are respectively clamped on the cylinder wall of the cylinder, and the four connecting blocks are adjusted to be symmetrically distributed at both ends of the cylinder, and the top tightening screws are tightened to make the top tightening screws abut against the cylinder wall to fix the position of the connecting blocks, and then the hoisting wire rope is fixed to the connecting hole of the connecting block, and the cylinder can be hoisted to move and flip the cylinder; by providing the second connecting piece and the third connecting piece, when hoisting the assembly of the workpiece, the two arc blocks are symmetrically installed on both sides of the cover plate through the stud bolts, and then the bottom plate is fixed through the stud bolts. Fix it on the lower connecting plate, and then fix the lifting wire rope on the upper lifting ear and the lower lifting ear, and then you can use the lifting to move and flip the assembly. Compared with the prior art method of directly connecting the wire rope to the cylinder or the assembly for lifting, the connection between the wire rope and the first connecting piece, the second connecting piece and the third connecting piece is more stable and reliable, and the workpiece is not easy to topple over during the lifting process, which greatly reduces the safety risk. In addition, the wire rope does not directly contact the surface of the assembly, which can avoid the wire rope rubbing and damaging the surface of the finely processed workpiece during the lifting process, thereby ensuring the production quality of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the workpiece;

[0016] Figure 2 is a schematic diagram of the installation of the first connecting member;

[0017] Figure 3is a schematic structural diagram of a second connecting member;

[0018] Figure 4 is a schematic structural diagram of a third connecting member;

[0019] Figure 5 is a schematic diagram of the installation of the second connecting member and the third connecting member; DETAILED DESCRIPTION

[0020] The following is further described in detail through specific implementation methods:

[0021] The reference numerals in the drawings of the specification include:

[0022] Workpiece 1, cylinder 11, cover plate 12, lower connecting plate 13, through hole 14, convex edge 15;

[0023] A first connecting member 2, a connecting block 21, a slot 22, a connecting hole 23, and a threaded hole 24;

[0024] The second connecting member 3, the arc block 31, the upper lifting ear 32, the upper connecting hole 33,

[0025] The third connecting member 4 , the bottom plate 41 , the lower lifting ear 42 , the lower connecting hole 43 , and the avoidance groove 44 .

[0026] Example

[0027] The utility model is used for lifting Figure 1 The cylindrical workpiece 1 shown in the figure comprises a cylinder 11, a cover plate 12 and a lower connecting plate 13. After fine machining, the cover plate 12 and the lower connecting plate 13 are respectively assembled on the upper end and the lower end of the cylinder 11 by screws; the cover plate 12 and the lower connecting plate 13 are respectively provided with a plurality of through holes 14, and the plurality of through holes 14 are circumferentially evenly distributed on the cover plate 12 or the lower connecting plate 13, and a convex edge 15 is also formed on the lower connecting plate 13.

[0028] A cylindrical workpiece lifting and turning device comprises a first connecting member 2, a second connecting member 3 and a third connecting member 4. The first tool is used for lifting the blank of the cylinder 11, and the second connecting member 3 and the third connecting member 4 are used for lifting the assembled part of the workpiece 1 after fine processing.

[0029] like Figure 2 As shown, the first connecting member 2 includes a plurality of connecting blocks 21. In the present embodiment, four connecting blocks 21 are arranged. A slot 22 is provided on each connecting block 21, and the wall of the cylinder 11 can be inserted into the slot 22. A connecting hole 23 is provided on the outer side of the connecting block 21, and the connecting hole 23 is used to connect the lifting wire rope. A threaded hole 24 is provided on the inner side of the connecting block 21, and a first limiting member is detachably connected to the threaded hole 24. The first limiting member is used to fix the connecting block 21 on the cylinder 11. In the present embodiment, the first limiting member adopts a tightening screw.

[0030] When lifting the blank of the cylinder 11, Figure 2 As shown, the four connecting blocks 21 are respectively clamped on the cylinder wall of the cylinder 11, and the four connecting blocks 21 are adjusted to be symmetrically distributed at both ends of the cylinder 11. The tightening screws are tightened so that the tightening screws are against the cylinder wall to fix the position of the connecting blocks 21, and then the lifting wire rope is fixed to the connecting hole 23 of the connecting block 21, and the cylinder 11 can be moved and flipped by lifting.

[0031] The second connecting member 3 includes a plurality of arc blocks 31. In this embodiment, two arc blocks 31 are provided. Figure 3 As shown, each arc block 31 is welded with an upper lifting ear 32, and the upper lifting ear 32 has a hole for connecting the lifting wire rope; the arc block 31 is provided with a plurality of upper connecting holes 33 corresponding to the positions of the through holes 14 of the cover plate 12, and the upper connecting holes 33 are detachably connected with a second limiting member, and the second limiting member is used to fix the arc block 31 on the cover plate 12. In this embodiment, the second limiting member is a stud bolt, which cooperates with the upper connecting hole 33 and the through hole 14 of the cover plate 12 to connect the arc block 31 and the cover plate 12 into a whole.

[0032] The third connecting member 4 includes a bottom plate 41, such as Figure 4 As shown, a plurality of lower lifting ears 42 are welded on the bottom plate 41. In this embodiment, two symmetrically positioned lower lifting ears 42 are arranged on the bottom plate 41, and holes for connecting the lifting wire rope are opened on the lower lifting ears 42; a plurality of lower connecting holes 43 corresponding to the positions of the through holes 14 of the lower connecting plate 13 are opened on the bottom plate 41, and a third limiting member is detachably connected in the lower connecting hole 43, and the third limiting member is used to fix the bottom plate 41 on the lower connecting plate 13. The third limiting member of this embodiment adopts a stud bolt, and the stud bolt cooperates with the lower connecting hole 43 and the through hole 14 of the lower connecting plate 13 to connect the bottom plate 41 and the lower connecting plate 13 into a whole; an avoidance groove 44 is also formed on the bottom plate 41, and the avoidance groove 44 is used to avoid the convex edge 15 of the lower connecting plate 13.

[0033] like Figure 5 As shown, when lifting the assembly of the workpiece 1, the two arc blocks 31 are symmetrically installed on both sides of the cover plate 12 by stud bolts, and then the bottom plate 41 is fixed to the lower connecting plate 13 by stud bolts, and then the lifting wire rope is fixed to the upper lifting ear 32 and the lower lifting ear 42, and the assembly can be moved and flipped by lifting.

[0034] The utility model provides a first connecting member 2, a second connecting member 3 and a third connecting member 4, so that the lifting wire rope can be stably and securely connected to the first connecting member 2, the second connecting member 3 and the third connecting member 4, and the workpiece 1 moves smoothly and is not easy to tip over during the lifting process. Compared with the prior art method of directly using a wire rope to connect to the cylinder 11 and the assembly for lifting, the utility model can greatly reduce the safety risk and ensure the personal safety of the staff. In addition, the wire rope does not directly contact the surface of the assembly, which can avoid the wire rope rubbing and damaging the surface of the finely processed workpiece 1 during the lifting process, thereby ensuring the production quality of the workpiece 1.

[0035] The above is only an embodiment of the utility model, and the common knowledge such as the known specific technical solutions and / or characteristics in the solution is not described in detail here. It should be pointed out that for those skilled in the art, several deformations and improvements can be made without departing from the technical solution of the utility model, which should also be regarded as the protection scope of the utility model, and these will not affect the effect of the implementation of the utility model and the practicality of the patent. The scope of protection required by this application shall be based on the content of its claims, and the specific implementation methods and other records in the specification can be used to interpret the content of the claims.

Claims

1. A cylindrical workpiece lifting and turning device, characterized in that: It comprises a first connecting piece, a second connecting piece and a third connecting piece, the first tool is used for lifting the cylinder, and the second connecting piece and the third connecting piece are used for lifting the assembly part; The first connecting member includes a plurality of connecting blocks, each of which is provided with a slot and a connecting hole, wherein the slot can be clamped on the cylinder wall at the end of the cylinder, and the connecting hole is used to connect the hoisting wire rope, and the connecting block is detachably connected with a first limiting member, and the first limiting member is used to fix the connecting block on the cylinder; The second connecting member includes a plurality of arc blocks, each of which is provided with an upper lifting ear, which is used to connect the lifting wire rope, and the arc block is also detachably connected with a second limiting member, which is used to fix the arc block on the cover plate; The third connecting member includes a bottom plate, which is provided with a plurality of lower lifting ears for connecting the lifting wire rope. The bottom plate is also detachably connected with a third limiting member for fixing the bottom plate on the lower connecting plate.

2. The cylindrical workpiece lifting and turning device according to claim 1 is characterized in that: The connection block is provided with a threaded hole, and the first limiting member is a tightening screw installed in the threaded hole. The tightening screw abuts against the cylinder wall to fix the connection block on the cylinder body.

3. The cylindrical workpiece lifting and turning device according to claim 1 is characterized in that: There are multiple through holes evenly distributed on the cover plate and the lower connecting plate in the circumferential direction. The arc block is provided with an upper connecting hole corresponding to the position of the through hole of the cover plate, and the bottom plate is provided with a lower connecting hole corresponding to the position of the through hole of the lower connecting plate. The second limiter and the third limiter are both studs. The studs cooperate with the through holes and the upper connecting holes of the cover plate to connect the arc block and the cover plate together, and the studs cooperate with the lower connecting plate and the lower connecting holes to connect the bottom plate and the lower connecting plate together.

4. The cylindrical workpiece lifting and turning device according to claim 1 is characterized in that: A convex edge is formed on the lower connecting plate, and an avoidance groove is arranged on the bottom plate, and the avoidance groove is used for avoiding the convex edge of the lower connecting plate.

5. The cylindrical workpiece lifting and turning device according to claim 1 is characterized in that: There are four connecting blocks, and when the cylinder is hoisted, the four connecting blocks are symmetrically installed on the cylinder walls at both ends of the cylinder; there are two arc blocks, and when the assembly is hoisted, the two arc blocks are symmetrically installed on the cover plate.

Images