CN214879469U

CN214879469U - A hoist and mount subassembly for work piece transportation

Info

Publication number: CN214879469U
Application number: CN202120352823.6U
Authority: CN
Inventors: 何玉平; 吴志翔; 廖道林; 李佳旭; 吴志贤
Original assignee: Huzhou Luobote Machinery Technology Co ltd
Current assignee: Huzhou Luobote Machinery Technology Co ltd
Priority date: 2021-02-08
Filing date: 2021-02-08
Publication date: 2021-11-26
Anticipated expiration: 2031-02-08

Abstract

The utility model discloses a hoisting assembly for work piece transportation, including hanger, adaptor, support frame, the dress pole of hanging, the upper end of hanger is provided with the hanging part, the hanging part is offered and is used for articulating the hanging hole of transportation track couple, make whole hoisting assembly can hang on work piece transportation track, the lower extreme rigid coupling adaptor of hanger, the adaptor of adaptor lower extreme is provided with the outer connecting hole, the grafting part of support frame upper end is provided with the inner connecting hole, the grafting part can be pegged graft and enter into the adaptor and the outer connecting hole can dock completely with the inner connecting hole, and through the bolt rigid coupling; the lower end of the support frame is fixedly connected with the hanging rod, and the hanging rod is provided with symmetrically distributed hoisting holes or hoisting grooves which are used for hoisting workpieces at fixed points. The utility model discloses can independently hang the work piece, stabilize self gesture and do not produce the change, hang the great work piece of weight when can making up, the stationarity is good.

Description

A hoist and mount subassembly for work piece transportation

Technical Field

The utility model belongs to the technical field of work piece automatic spraying, concretely relates to hoist and mount subassembly for work piece transportation.

Background

The automatic workpiece spraying technology is mature and tends to be normalized. When the automatic spraying operation is carried out, the automatic spraying operation mainly comprises loading, workpiece transportation, workpiece identification, machine spraying, manual supplementary spraying, polishing and soot blowing, unloading and cooling. Because the automatic spraying of the machine is the fixed-track spraying according to the identification information of the workpiece, the posture of the workpiece is kept basically unchanged in the spraying process, and the track spraying is convenient. The workpiece can be hung by adopting a hoisting mode to carry out all-dimensional spraying.

During spraying, a workpiece is generally disassembled into a smaller structure for spraying, a thin iron wire is generally adopted as a suspension wire for independent suspension, the suspension wire occupies a small position and does not influence spraying, but the self-posture of the workpiece and the self-posture of a suspension device are required to be ensured to be basically unchanged; for workpieces with larger weight, a combined hanging mode can be adopted, namely a plurality of hanging devices hang one workpiece together for spraying, but the uniformity of the hanging wires and the hanging devices needs to be ensured, the spraying posture of the workpiece is stabilized, the workpiece is kept basically stable in the long-term spraying process, larger drop or deviation is not generated, the error in the automatic spraying process is reduced, and the spraying effect of track spraying is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hoist and mount subassembly for work piece transportation can independently hang the work piece, stabilizes self gesture and does not produce the change, hangs the great work piece of weight when can making up, and the stationarity is good.

The technical scheme that its technical problem of the utility model is solved and adopted is, propose a hoisting assembly for work piece transportation, including hanger, adaptor, support frame, hanging pole, the upper end of hanger is provided with the hanging part, the hanging part is offered and is used for hanging the hole of hanging of transporting the track couple, makes whole hoisting assembly can hang on work piece transportation track, the lower extreme rigid coupling of hanger the adaptor, the adaptor of adaptor lower extreme is provided with the outer connecting hole, the grafting part of support frame upper end is provided with the inner connecting hole, the grafting part can be pegged graft and enter into in the adaptor and the outer connecting hole with the inner connecting hole can butt joint completely, and pass through the bolt rigid coupling; the lower end of the support frame is fixedly connected with the hanging rod, the hanging rod is provided with symmetrically distributed hoisting holes or hoisting grooves, and the hoisting holes or hoisting grooves are used for hoisting workpieces at fixed points.

Furthermore, the hanging piece further comprises a connecting portion and an extending portion, the hanging portion is of a groove-shaped structure with an upward notch, a hanging hole is formed in the wall of the hanging portion, the connecting portion is arranged at the middle position of the bottom of the hanging portion, and the lower end of the connecting portion is fixedly connected with the upper end of the extending portion.

Furthermore, the hanging hole penetrates through two groove walls of the hanging part, the hanging hole comprises a middle hanging hole, a left hanging hole and a right hanging hole, the middle hanging hole is located in the middle of the hanging part and is located on the same straight line with the connecting part, and the left hanging hole and the right hanging hole are symmetrically arranged on two sides of the middle hanging hole by taking the middle hanging hole as a symmetrical center.

Furthermore, one conveying chain of the rail for conveying the workpieces is independently arranged, and the hook is connected with the middle lifting hole of the hanging part; two conveying chains of the rail for conveying the workpieces are arranged in parallel, and hooks on the two conveying chains are respectively connected with the left lifting hole and the right lifting hole; and a workpiece is combined and hung among the plurality of hanging pieces.

Further, the adapter still includes rigid coupling portion, the switching portion is the decurrent recess column structure of notch, the tank bottom of switching portion is provided with rigid coupling portion, rigid coupling portion with the lower extreme butt joint and the rigid coupling of extension, the outer hole that connects has been seted up on the cell wall of switching portion, the outer hole that connects runs through two cell walls of switching portion, the quantity that connects the hole outward is two at least.

Furthermore, the support frame also comprises a left support piece, a right support piece and a middle support piece, wherein the upper end of the left support piece is fixedly connected with the lower end of the insertion part, and the lower end of the left support piece is fixedly connected with the left end point of the hanging rod; the upper end of the middle supporting piece is butted and fixedly connected with the lower end face of the inserting part, and the lower end of the middle supporting piece is vertically and fixedly connected with the middle position of the hanging rod; the upper end of the right supporting piece is fixedly connected with the lower end of the inserting part, the lower end of the right supporting piece is fixedly connected with the right end point of the hanging rod, and the left supporting piece and the right supporting piece are symmetrically arranged with the middle supporting piece as a symmetric center.

Furthermore, the number of the inner connecting holes on the inserting part is at least two, and the distance between the inner connecting holes is the same as that between the outer connecting holes, so that each inner connecting hole can be completely butted with one corresponding outer connecting hole.

Further, the two ends of the hanging rod are provided with balance parts, the end part of the hanging rod horizontally extends out of the balance parts, and the balance parts are used for balancing the hoisting assembly.

Furthermore, the hanging rod is of a long strip-shaped structure, a plurality of hoisting holes are formed in the hanging rod, the hoisting holes are formed in the middle of the hanging rod, and other hoisting holes in the hanging rod are symmetrically formed by taking the hoisting holes in the middle of the hanging rod as a symmetry center.

Furthermore, the hanging rod is of a cylindrical structure, a plurality of hanging grooves are formed in the upper side of the hanging rod, hanging grooves are formed in the upper side of the middle position of the hanging rod, and other hanging grooves in the hanging rod are symmetrically formed in the upper side of the hanging rod by taking the hanging grooves in the middle position of the hanging rod as a symmetry center.

The utility model has the advantages that:

1. the utility model provides a hoist and mount subassembly for work piece transportation can adapt to the hoist and mount of multiple irregular work piece, forms stable hoisting structure, and hoist and mount subassembly self structure, gesture are stable, the constant speed transportation work piece of being convenient for.

2. The transverse hanging rod has large span between the hoisting holes or the hoisting grooves, the workpieces are not easy to rotate, a plurality of hoisting components can be combined for use, and the workpieces with large hoisting weight are hoisted.

3. The extension part is arranged between the hanging part and the adapter part, and the height of the workpiece hanging foundation of the hanging component can be adjusted by adjusting the length of the extension part, so that the hanging component is suitable for hanging workpieces in a batch and is not limited to resetting the length of a hanging wire.

4. The hanging holes in the hanging part can be arranged in a plurality of ways, so that the hanging part is convenient to adapt to a single conveying chain and a track with a parallel double-chain structure, and can be used for independently hanging or combined hanging of a workpiece.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.

Fig. 1 is a front view of a hoisting assembly for workpiece transportation according to an embodiment of the present invention;

fig. 2 is a front view of a hanger of a hoisting assembly for workpiece transportation according to an embodiment of the present invention;

fig. 3 is a front view of a supporting frame of a hoisting assembly for workpiece transportation according to an embodiment of the present invention;

fig. 4 is a side view of a hanger of a hoist assembly for workpiece transportation according to an embodiment of the present invention;

fig. 5 is a cross-sectional view of an adapter of a hoisting assembly for workpiece transportation according to an embodiment of the present invention;

fig. 6 is a cross-sectional view of a hanging part of a hoisting assembly for workpiece transportation according to an embodiment of the present invention;

fig. 7 is a schematic structural view of another hanging rod provided in the embodiment of the present invention;

fig. 8 is a schematic structural view of another hoisting assembly provided in the embodiment of the present invention;

fig. 9 is a partial three-dimensional structure diagram of another hanging rod provided by the embodiment of the present invention;

fig. 10 is a partial three-dimensional structure view of a hanging rod of a hoisting assembly for workpiece transportation according to an embodiment of the present invention;

fig. 11 is a schematic view of a hanging form according to an embodiment of the present invention;

fig. 12 is a schematic view of another hanging type according to an embodiment of the present invention.

In the figure: 1. a hanger; 2. an adapter; 3. a support frame; 4. hanging a rod; 5. hoisting holes; 6. a hanging hole; 7. a track; 8. an inner connecting hole; 9. an outer connecting hole; 11. a hanging part; 12. a connecting portion; 13. an extension; 21. a fixed connection part; 22. a switching part; 31. a plug-in part; 32. a left support member; 33. a right support member; 34. a middle support member; 41. a balancing section; 51. hoisting the groove; 61. a middle lifting hole; 62. a left lifting hole; 63. a right hanging hole; 71. a conveyor chain; 341. a first branch member; 342. a second branch member.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention and the technical solutions in the prior art, the following description will refer to the accompanying drawings to describe specific embodiments of the present invention. It is to be understood that the drawings in the following description are merely exemplary of the invention and that other drawings and embodiments can be made by those skilled in the art without undue burden. The designation of the design orientation merely indicates the relative positional relationship between the respective members, not the absolute positional relationship.

The embodiment of the utility model provides a hoist and mount subassembly for work piece transportation, please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, mainly include hanger 1, adaptor 2, support frame 3, hang dress pole 4, the upper end of hanger 1 is provided with hanging part 11, hanging hole 6 for hanging the transportation track couple is offered to hanging part 11, make whole hoist and mount subassembly can hang on the work piece transportation track, the lower extreme rigid coupling of hanger 1 said adaptor 2, adaptor 22 of adaptor 2 lower extreme is provided with outer connecting hole 9, grafting part 31 of support frame 3 upper end is provided with inner connecting hole 8, grafting part 31 can peg graft and enter into in adaptor 22 and outer connecting hole 9 with inner connecting hole 8 can dock completely, and through the bolt rigid coupling; the lower end of the support frame 3 is fixedly connected with the hanging rod 4, the hanging rod 4 is provided with hoisting holes 5 or hoisting grooves 51 which are symmetrically distributed, and the hoisting holes 5 or the hoisting grooves 51 are used for hoisting workpieces at fixed points.

The embodiment of the utility model provides an in, hanger 1 is connected with upper track 7's couple for conveying chain 71 in the track 7 can drive hanger 1 and transport the work piece along track 7. The lower part of the hanger 1 is sequentially provided with an adapter 2, a support frame 3 and a hanging rod 4 for determining the relative position of a hanging foundation of a workpiece, and the automatic paint spraying is convenient to formulate a track spraying scheme.

The hanger 1 includes a hanging portion 11, a connecting portion 12, and an extension portion 13. Hanging portion 11 is the recess column structure that the notch upwards set up, as shown in fig. 4, fig. 6, offers on hanging portion 11 to be used for articulating the hanging hole 6 of transportation track couple, and is concrete, and hanging hole 6 can be seted up on the cell wall of hanging portion 11, runs through two cell walls perpendicularly. A connecting portion 12 may be disposed downward at the middle position of the bottom of the hanging portion 11 for fixing the extending portion 13, the upper end of the connecting portion 12 is fixed to the bottom of the groove, and the lower end of the connecting portion 12 is fixed to the upper end of the extending portion 13. It is understood that the connecting portion 12 and the extension portion 13 may have the same shape and structure and the same cross-sectional dimension.

The hanging holes 6 can be arranged in a plurality of ways, so that hanging can be selected conveniently according to actual use conditions. The hanging hole 6 may include a middle hanging hole 61, a left hanging hole 62, and a right hanging hole 63, the middle hanging hole 61 is located at the middle position of the hanging part 11, and the center of the middle hanging hole 61 may be aligned with the center line of the connecting part 12. The left hanging hole 62 and the right hanging hole 63 can be respectively arranged at two sides of the middle hanging hole 61, and are symmetrically arranged with the middle hanging hole 61 as a symmetric center, so that when the hook is only connected with the middle hanging hole 61, two sides can be kept balanced without generating large deviation; when the two hooks are connected with the left hanging hole 62 and the right hanging hole 63, the centers can be kept balanced, and large deviation is not generated.

The length of the extension part 13 can be adjusted according to the automatic spraying experimental data, and the basic height of the workpiece during spraying is adjusted. It can be understood that adjusting the length of the suspension wire will affect the self-attitude of the workpiece, which is not beneficial to the track spraying during automatic spraying, therefore, when determining the basic hanging height of the workpiece, the length of the extension part 13 can be adjusted, and the self-attitude of the workpiece is not affected.

The adaptor 2 includes a fixing portion 21 and an adaptor portion 22. The adapter 22 may be a groove-like structure with a downward notch, as shown in fig. 4 and 5, and it is understood that the horizontal length of the adapter 22 is much smaller than that of the hanging part 11, as shown in fig. 2. The bottom of the adapter 22 can be provided with a fixed connection part 21, and the upper end of the fixed connection part 21 is butted and fixed with the lower end of the extension part 13, so that the hanger 1 and the adapter 2 are integrally connected. The inner cavity of the groove of the adapter part 22 can be used for inserting and fixedly connecting the insertion part 31 of the support part 3.

An external connection hole 9 can be formed in the groove wall of the adapter part 22, and the two groove walls of the adapter part 22 can be observed through the external connection hole 9. The number of the outer connecting holes 9 is at least two, the corresponding inserting portion 31 of the support member 3 can be provided with the inner connecting holes 8, the number of the inner connecting holes 8 is at least two, and the outer connecting holes 9 and the inner connecting holes 8 can be in one-to-one butt joint, as shown in fig. 5, the outer connecting holes 9 and the inner connecting holes 8 can be fixedly connected through bolts, so that the adapter member 2 and the support frame 3 are integrally connected. It can be understood that the fixed connection of at least two points can ensure the stability of the fixed connection foundation of the adapter 2 and the support 3 bracket without rotation.

It can be understood that the distance between the inner connecting holes 8 is the same as the distance between the outer connecting holes 9, so that each inner connecting hole 8 can be completely butted with one corresponding outer connecting hole 9 to form a through hole, and can be penetrated and fixed by a bolt.

The support 3 further comprises a left support 32, a right support 33, and a middle support 34. The upper end of the middle support member 34 is connected and fixed to the lower end face of the inserting portion 31, the middle support member 34 can be regarded as a vertical extending structure of the inserting portion 31, the lower end of the middle support member 34 is vertically fixed to the middle position of the hanging rod 4, and the middle support member 34 equally divides the hanging rod 4 into a left section and a right section. The left support member 32 and the right support member 33 can be symmetrically distributed on two sides of the middle support member 34 and are fixedly connected with the insertion part 31 and the hanging rod 4.

Specifically, the upper end of the left support member 32 is fixedly connected with the lower end of the insertion part 31, and the lower end of the left support member 32 is fixedly connected with the left end point of the hanging rod 4; the upper end of the right supporting piece 33 is fixedly connected with the lower end of the inserting part 31, and the lower end of the right supporting piece 33 is fixedly connected with the right end point of the hanging rod 4. The left support member 32 and the right support member 33 are symmetrically arranged with respect to each other with respect to a center of symmetry.

In the novel embodiment, the two ends of the hanging rod 4 can be provided with the balance parts 41. The balancing part 41 may be a weight structure extending horizontally from the end of the hanging rod 4 to balance the stability of the hanging foundation of the whole hanging assembly.

Referring to fig. 7, 8, 9 and 10, in an embodiment of the present invention, the hanging rod 4 may be a plurality of horizontal structures.

As an implementation mode, the hanging rod 4 can be in a long strip structure, and the hanging rod 4 can be provided with hoisting holes 5 for hanging according to actual requirements. It can be understood that the openings of the hoisting holes 5 can be symmetrically distributed to balance the foundation balance of the whole hoisting assembly.

In another embodiment, the hanging rod 4 may have a cylindrical structure, and the hanging rod 4 may be provided with a hanging groove 51 at the upper side thereof for hanging according to actual requirements. It will be appreciated that the lifting grooves 51 are located on the upper side of the hanging rod 4 and may be symmetrically distributed to balance the foundation balance of the entire lifting assembly.

It can be understood that when the lower end of the middle supporting member 34 is fixedly connected to the hanging rod 4 with a cylindrical structure, the lower end of the middle supporting member may be provided with the first branch member 341 and the second branch member 342, which do not overlap with the hanging groove 51 on the upper side of the hanging rod 4, and thus do not affect the lifting of the workpiece. The upper ends of the first branch member 341 and the second branch member 342 are fixedly connected with the lower end of the middle support member 34, the first branch member 341 is positioned on the left side and fixedly connected with the position on the upper side of the hanging rod 4 where the hanging groove 51 is not arranged, and the second branch member 342 is positioned on the right side and fixedly connected with the position on the upper side of the hanging rod 4 where the hanging groove 51 is not arranged; the first and

second branches

341 and 342 have the same length to balance the basic balance of the whole hoist assembly.

In the two embodiments, the hoisting holes 5 or the hoisting grooves 51 can be formed in the middle of the hanging rod 4, and the other hoisting holes 5 or the hoisting grooves 51 can be symmetrically distributed on two sides of the hoisting holes 5 or the hoisting grooves 51 in the middle.

Referring to fig. 11, a conveying chain 71 of the rail 7 for transporting the workpiece is independently provided, and a single-sided arrow in the drawing is a running direction, and the hook can be directly connected with the middle lifting hole 61.

Referring to fig. 12, two conveying chains 71 of the rail 7 for conveying the workpiece are arranged in parallel, and hooks of the two conveying chains 71 can be connected to the corresponding left hanging hole 62 and the right hanging hole 63 respectively. It can be understood that when the workpiece is large, the front hoisting assembly and the rear hoisting assembly can be combined together to jointly hoist one workpiece.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is a more detailed description of the invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended to limit the invention to the specific embodiments thereof. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. A hoisting assembly for workpiece transportation is characterized by comprising a hoisting member (1), an adapter member (2), a support frame (3) and a hanging rod (4), the upper end of the hanging piece (1) is provided with a hanging part (11), the hanging part (11) is provided with a hanging hole (6) for hanging a hook of a transportation rail, so that the whole hanging component can be hung on the transportation rail of the workpiece, the lower end of the hanger (1) is fixedly connected with the adapter (2), an adapter part (22) at the lower end of the adapter (2) is provided with an external connection hole (9), an inner connecting hole (8) is arranged on the inserting part (31) at the upper end of the support frame (3), the insertion part (31) can be inserted into the adapter part (22), the outer connecting hole (9) and the inner connecting hole (8) can be completely butted and fixedly connected through a bolt; the lower end of the support frame (3) is fixedly connected with the hanging rod (4), the hanging rod (4) is provided with symmetrically distributed hoisting holes (5) or hoisting grooves (51), and the hoisting holes (5) or the hoisting grooves (51) are used for hoisting workpieces at fixed points.

2. The hoisting assembly for workpiece transportation according to claim 1, wherein the hanger (1) further comprises a connecting portion (12) and an extending portion (13), the hanging portion (11) is a groove-shaped structure with an upward notch, a hanging hole (6) is formed in a groove wall of the hanging portion (11), the connecting portion (12) is arranged in the middle of the groove bottom of the hanging portion (11), and the lower end of the connecting portion (12) is fixedly connected with the upper end of the extending portion (13).

3. The hoisting assembly for workpiece transportation according to claim 2, wherein the hanging hole (6) penetrates through two groove walls of the hanging part (11), the hanging hole (6) comprises a middle hanging hole (61), a left hanging hole (62) and a right hanging hole (63), the middle hanging hole (61) is located in the middle of the hanging part (11) and is in the same straight line with the connecting part (12), and the left hanging hole (62) and the right hanging hole (63) are symmetrically arranged on two sides of the middle hanging hole (61) by taking the middle hanging hole (61) as a symmetrical center.

4. A hoist assembly for workpiece transportation according to claim 3, characterized in that the conveyor chain (71) of the rail (7) for transporting the workpiece is independently provided one, and the hook is connected with the middle hoisting hole (61) of the hoisting part (11); two conveying chains (71) of the rail (7) for conveying the workpieces are arranged in parallel, and hooks on the two conveying chains (71) are respectively connected with the left lifting hole (62) and the right lifting hole (63); a workpiece is combined and hung among the plurality of hanging pieces (1).

5. The hoisting assembly for workpiece transportation according to claim 2, wherein the adaptor (2) further comprises a fixing portion (21), the adaptor (22) is of a groove-shaped structure with a downward notch, the fixing portion (21) is arranged at the bottom of the adaptor (22), the fixing portion (21) is in butt joint with and fixedly connected with the lower end of the extension portion (13), an outer connecting hole (9) is formed in the groove wall of the adaptor (22), the outer connecting hole (9) penetrates through two groove walls of the adaptor (22), and the number of the outer connecting holes (9) is at least two.

6. The hoisting assembly for workpiece transportation according to claim 1, wherein the support frame (3) further comprises a left support member (32), a right support member (33) and a middle support member (34), the upper end of the left support member (32) is fixedly connected with the lower end of the insertion part (31), and the lower end of the left support member (32) is fixedly connected with the left end point of the hanging rod (4); the upper end of the middle supporting piece (34) is butted and fixedly connected with the lower end face of the inserting part (31), and the lower end of the middle supporting piece (34) is vertically and fixedly connected with the middle position of the hanging rod (4); the upper end of the right supporting piece (33) is fixedly connected with the lower end of the inserting part (31), the lower end of the right supporting piece (33) is fixedly connected with the right end point of the hanging rod (4), and the left supporting piece (32) and the right supporting piece (33) are symmetrically arranged with the middle supporting piece (34) as a symmetrical center.

7. A lifting assembly for the transport of workpieces as claimed in claim 1, characterized in that the number of said inner apertures (8) on said socket portion (31) is at least two, the spacing between said inner apertures (8) being the same as the spacing between said outer apertures (9), so that each of said inner apertures (8) can be fully docked with a respective one of said outer apertures (9).

8. The hoisting assembly for workpiece transportation according to claim 1, wherein the two ends of the hanging rod (4) are provided with balance parts (41), the end part of the hanging rod (4) horizontally extends out of the balance parts (41), and the balance parts (41) are used for balancing the hoisting assembly.

9. The hoisting assembly for workpiece transportation according to claim 1, wherein the hanging rod (4) is a long strip structure, the hanging rod (4) is provided with a plurality of hoisting holes (5), the hoisting holes (5) are formed in the middle of the hanging rod (4), and the other hoisting holes (5) in the hanging rod (4) are symmetrically arranged with the hoisting holes (5) in the middle of the hanging rod (4) as a center of symmetry.

10. The hoisting assembly for workpiece transportation according to claim 1, wherein the hanging rod (4) is of a cylindrical structure, a plurality of hoisting grooves (51) are formed in the upper side of the hanging rod (4), the hoisting grooves (51) are formed in the upper side of the middle position of the hanging rod (4), and other hoisting grooves (51) in the hanging rod (4) are symmetrically arranged on the upper side of the hanging rod (4) by taking the hoisting grooves (51) in the middle position of the hanging rod (4) as a symmetry center.