CN111058079B

CN111058079B - Anti-deformation hanging tool

Info

Publication number: CN111058079B
Application number: CN201911334814.8A
Authority: CN
Inventors: 邱建华; 尚贵才
Original assignee: Fuyao Automotive Aluminum Parts Fujian Co ltd
Current assignee: Fuyao Automotive Aluminum Parts Fujian Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2021-04-13
Anticipated expiration: 2039-12-23
Also published as: CN111058079A

Abstract

The invention discloses an anti-deformation hanging tool which comprises a main body hanging frame, a clamping assembly and a positioning assembly, wherein the positioning assembly comprises a positioning support fixedly connected with the main body hanging frame and a positioning part rotationally connected with the positioning support, and the positioning part is clamped with a first flanging boss on a workpiece; the clamping assembly comprises an elastic supporting piece and a clamping piece, one end of the elastic supporting piece is fixedly connected with the main body hanging frame, the clamping piece is connected with the other end of the elastic supporting piece, and the clamping piece clamps a second flange boss on the workpiece. The positioning part is rotatably connected with the positioning bracket, so that the problem of limit and blocking of the first flanging boss on the workpiece is effectively solved; be connected through holder and elastic support piece to adjust the holder through the luffing motion and fold the clamping position of limit boss with the second in order to prevent that the work piece from warping, replace traditional card recess mode through joint and centre gripping promptly, thereby effectively prevent that the work piece from warping, in order to improve production efficiency and product quality, avoid appearing the loss that quality problems caused.

Description

Anti-deformation hanging tool

Technical Field

The invention relates to the technical field of decoration processing, in particular to an anti-deformation hanging tool.

Background

The aluminum alloy has the characteristics of small density, easy forming, corrosion resistance and the like, is widely used for the outer aluminum trim strips of the doors of various automobile types, can form a natural protective film in the air, but has poor compactness, so that the corrosion resistance, hardness and wear resistance are poor, and the aluminum alloy needs to be subjected to proper anodic oxidation treatment to enhance the corrosion resistance and wear resistance.

When the automobile aluminum alloy corner window decoration strip appearance piece is subjected to anodic oxidation treatment, a plurality of decoration strips are required to be fixed on a hanger. Referring to fig. 8, the first support member 5 includes a U-shaped first connection piece 51 and two

first contact pieces

52 and 53 fixed at the end of the first connection piece 51, the first connection piece 51 and the first two

contact pieces

52 and 53 are fastened with

nuts

56 and 57 through

bolts

54 and 55, a mounting hole is formed at the bottom of the U-shape,

first bosses

58 and 59 bent upward are respectively arranged at two sides of the end, the two

first contact pieces

52 and 53 are made of aluminum and respectively have two ends bent outward, and a square notch is formed in the middle of the end.

Referring to fig. 9, the second supporting member 6 includes an L-shaped second connecting piece 61 and a second contact piece 62 fixed at the end of the second connecting piece 61, the second connecting piece 61 and the second contact piece 62 are fastened to a second nut 63 by a second bolt 64, a mounting hole is formed at the bottom of the L-shaped second connecting piece 61, two sides of the end are provided with second bosses 65 bent upward, the second contact piece 62 is made of aluminum and has an end bent outward, and a square notch is formed in the middle of the end.

Referring to fig. 10, a workpiece 4 is assembled on the first support 5 and the second support 6, the workpiece 4 is substantially in a half-open triangle shape, wherein a

first flange protrusion

41, 42 is formed at one edge, and a second flange protrusion 43 is formed at the other edge; the side surfaces of the

folding bosses

41, 42 and 43 are provided with small grooves. During assembly, the

first contact pieces

52 and 53 of the first support 5 can be respectively clamped at the folding grooves of the

first folding bosses

41 and 42 of the workpiece 4, and the second contact piece 62 of the second support 6 can be clamped at the folding groove of the second folding boss 43 of the workpiece 4, so that the workpiece 4 is fixed on the hanger, and the workpiece 4 is an aluminum alloy product with the plate thickness of 1.2 mm.

Although the workpiece 4 can be fixed by adopting the above-mentioned clamping groove manner, the angles of the

first contact pieces

52 and 53 and the second contact piece 62 are fixed and cannot be adjusted, and the

first contact pieces

52 and 53 and the second contact piece 62 cannot be just tightly matched with the flanging grooves on the side surfaces of the

flanging bosses

41, 42 and 43 of the workpiece 4, so that the contact areas of the

first contact pieces

52 and 53 and the second contact piece 62 and the

flanging bosses

41, 42 and 43 of the workpiece 4 are small, and the fixing manner only has a supporting force and does not have a strong clamping force, if the workpiece 4 is influenced by vibration of bath solution and air flow in the anodic oxidation treatment process, the workpiece 4 is easily dropped, and along with the influence of high temperature in the hole sealing process after anodic oxidation, the workpiece 4 is easily deformed by adopting the above-mentioned clamping groove manner, and the production efficiency and the product quality; work piece 4 belongs to the outer gadget of door window, matches with the sealing strip during the loading, and the work piece warp to be installed and to have the gap to influence the outward appearance and can suffer customer complaint on the door window, probably causes batch goods returned, punishment scheduling problem in batches when more serious, and above-mentioned

first contact piece

52, 53 and second contact piece 62 are the aluminium material, and the corrosion resistance is poor to need frequently to be changed, influences production efficiency, increase cost.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: provides a deformation-preventing hanger to prevent the production problem caused by the deformation of a workpiece.

In order to solve the technical problems, the invention adopts the technical scheme that:

an anti-deformation hanger comprises a main body hanger, a clamping assembly and a positioning assembly;

the positioning assembly comprises a positioning support fixedly connected with the main body hanging frame and a positioning part rotatably connected with the positioning support, and the positioning part is clamped with the first folding boss on the workpiece;

the clamping assembly comprises an elastic supporting piece and a clamping piece, one end of the elastic supporting piece is fixedly connected with the main body hanging frame, the clamping piece is connected with the other end of the elastic supporting piece, and the clamping piece clamps the second flanging boss on the workpiece.

The invention has the beneficial effects that: a positioning part clamped with a first flange boss on a workpiece can be rotatably connected with a positioning support, so that the problem of limit and blocking of the first flange boss on the workpiece is effectively solved through angle rotatable adjustment when the positioning part is clamped with the first flange boss; the clamping piece and the elastic support piece which are used for clamping the second flanging boss on the workpiece are connected, so that when the workpiece is clamped and taken down, the clamping position of the clamping piece and the second flanging boss can be adjusted through up-and-down swing to prevent the workpiece from deforming, namely, the traditional clamping groove mode is replaced through clamping and clamping, the workpiece is effectively prevented from deforming, the production efficiency and the product quality are improved, and the loss caused by quality problems is avoided.

Drawings

Fig. 1 is a schematic perspective view of a deformation prevention hanger according to an embodiment of the present invention;

fig. 2 is a perspective view of a main body hanger according to an embodiment of the present invention;

FIG. 3 is a schematic view of the deformation prevention hanger and the workpiece according to the embodiment of the present invention;

FIG. 4 is an enlarged view of area A of FIG. 3;

FIG. 5 is an enlarged view of area B of FIG. 3;

FIG. 6 is a perspective view of a clamping assembly according to an embodiment of the present invention;

FIG. 7 is a perspective view of a positioning assembly according to an embodiment of the present invention;

fig. 8 is a perspective view of a conventional first support;

fig. 9 is a perspective view of a conventional second supporting member.

FIG. 10 is a schematic view of a prior art hanger configuration and workpiece engagement;

the numbering of fig. 1-7 illustrates:

1. a main body hanger; 2. a clamping assembly; 3. a positioning assembly; 4. a workpiece; 11. a main rod; 12. a cross beam; 13. a body nut; 14. a body bolt; 21. an elastic support member; 22. a clamping member; 23. clamping the bolt; 24. clamping the nut; 31. positioning the bracket; 32. a hook rod; 33. positioning the bolt; 34. positioning a nut; 41 and 42, a first flange boss; 43. a second flanging boss; 44. folding grooves; 111. a main body through hole; 112. a nameplate; 113. a hook-shaped part; 211. a fixed part; 212. an elastic portion; 221. clamping the bottom; 222. clamping the side part; 311. positioning the end portion; 312. positioning the bottom; 313. positioning the through hole; 321. a rotating part; 322. a bending section;

the numbering of fig. 8-10 illustrates:

4. a workpiece; 5. a first support member; a second support 6; 41 and 42, a first flange boss; 43. a second flanging boss; 51. a first connecting piece; 52 and 53, a first contact piece; 54 and 55, a first bolt; 56 and 57, a first nut; 58 and 59, a first boss; 61. a second connecting sheet; 62. a second contact pad; 63. a second nut; 64. a second bolt; 65. a second boss.

Detailed Description

In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 to 7, an anti-deformation hanger includes a main hanger, a clamping assembly and a positioning assembly;

From the above description, the beneficial effects of the present invention are: the positioning part clamped with the first folding boss on the workpiece can be rotatably connected with the positioning support, so that the problem of limit and blocking of the first folding boss on the workpiece can be effectively solved through angle rotatable adjustment when the positioning part is clamped with the first folding boss; the clamping piece and the elastic support piece which are used for clamping the second flanging boss on the workpiece are connected, so that when the workpiece is clamped and taken down, the clamping position of the clamping piece and the second flanging boss can be adjusted through up-and-down swing to prevent the workpiece from deforming, namely, the traditional clamping groove mode is replaced through clamping and clamping, the workpiece is effectively prevented from deforming, the production efficiency and the product quality are improved, and the loss caused by quality problems is avoided.

Furthermore, the positioning part is an elastic hook rod, and two positioning end parts of the positioning bracket are respectively and rotatably connected with one hook rod;

and the two hook rods are symmetrically clamped with the two first folding edge bosses respectively.

From the above description, if the anodic oxidation treatment process is affected by the vibration of the bath solution and the air flow, the left and right hook rods apply two acting forces in opposite directions to the workpiece, so as to prevent the workpiece from separating from the hanger, and thus prevent the workpiece from falling off.

Furthermore, one end of the hook rod is a ring-shaped rotating part, and the other end of the hook rod is a V-shaped bent part;

the rotating part is rotatably connected with the positioning end part, and the bending part of the bending part is clamped with the folding groove of the first folding boss.

From the above description, come with the first hem boss joint on the work piece through the V-arrangement kink to realize the effect of the fixed work piece of setting element, simple structure is practical.

Further, the positioning support is provided with positioning hole on the positioning end, the positioning assembly further comprises a positioning bolt and a positioning nut, and one end of the positioning bolt sequentially penetrates through the positioning hole and the rotating part and is connected with the positioning nut.

From the above description, the threaded connection of the bolt and the nut is adopted, so that the connection relationship between the bolt and the nut is simple and reliable; and the rotation portion cover is established on positioning bolt for the kink can rotate round positioning bolt through rotation portion, thereby adjusts to suitable hookup location when the screens, with the spacing card of first hem boss dead problem on the work piece of effectively having solved.

Further, the clamping piece comprises a clamping bottom and clamping side parts respectively connected with two ends of the clamping bottom;

the clamping side parts on the two sides are oppositely arranged and mutually abutted.

From the above description, it can be known that, form a centre gripping mouth between the centre gripping lateral part and supply the second to dog-ear boss to insert, the centre gripping lateral part of both sides sets up relatively and mutual butt, press from both sides tight dynamics to guaranteeing to dog-ear boss of the second of inserting, simultaneously, the top surface of centre gripping lateral part withstands the work piece, in order to provide certain holding power, if receive the vibration influence of bath and air current in anodic oxidation processing procedure, because the abundant tight dynamics of clamp that the centre gripping lateral part formed, in order to avoid the work piece to break away from the hanger, thereby avoid the work piece to fall.

Furthermore, both ends of the elastic supporting piece are ring-shaped fixing parts, and the middle part of the elastic supporting piece is a Z-shaped elastic part.

From the above description, it can be seen that the two ends are bent into a loop and the middle is bent into a Z-shape, so that the elastic support is good and the processing is convenient.

Further, the holder is in be provided with the centre gripping through-hole on the centre gripping bottom, the centre gripping subassembly still includes clamping bolt and centre gripping nut, the one end of clamping bolt passes in proper order the fixed part with the centre gripping through-hole and with the centre gripping nut is connected.

From the above description, it can be seen that a preferred embodiment of the connection between the clamping member and the elastic supporting member is provided, and the threaded connection between the bolt and the nut is adopted, so that the connection relationship between the two is simple and reliable; the bent and coiled fixing part is sleeved between the nut of the clamping bolt and the clamping bottom, the other side of the clamping bottom is in abutting connection through the clamping nut, and the connection stability of the clamping part is guaranteed.

Furthermore, the main body hanging rack comprises main rods and a cross beam, the cross beam is erected between the main rods, and main body through holes are formed in the main rods;

the positioning support and the elastic support piece are respectively locked and fixed on the main body through holes of the two adjacent main rods through main body nuts and main body bolts.

As can be seen from the above description, the positioning bracket and the elastic supporting member are respectively fixed on the two adjacent main rods, so as to be matched with the positions of the hem bosses on the two edges of the workpiece; the stability of the whole structure is enhanced through the cross beam; the connection relationship between the bolt and the nut is simple and reliable through the threaded connection of the bolt and the nut.

Furthermore, a nameplate corresponding to the workpiece is arranged on the main rod, and a hook-shaped part is arranged at one end of the main rod.

As can be seen from the above description, the nameplate is used for distinguishing workpieces of different models, and the hook-shaped part is used for fixing the hanging tool on the equipment flying target, so that the manufacturing and production are facilitated.

Further, the anti-deformation hanger is a titanium metal hanger.

From the above description, it can be known that the titanium metal hanger is used, so that the anti-deformation hanger has high corrosion resistance, frequent replacement is not needed, the cost is reduced, and meanwhile, the quality and the production efficiency of the workpiece are effectively improved.

Referring to fig. 1 to 7, a first embodiment of the present invention is:

the embodiment is mainly used for processing metal window ornaments, and particularly is applied to fixing the automobile aluminum alloy corner window ornament strips during anodic oxidation treatment.

The utility model provides a deformation-preventing hanger, is the titanium metal hanger that is made by titanium metal, in other equal embodiments, also can select to have certain elasticity and have high corrosion-resistant ability's metal material to make deformation-preventing hanger's corrosion-resistant ability higher, need not frequent change, when reduce cost, improve work piece 4's quality and production efficiency effectively.

A deformation-preventing hanger is shown in figure 1 and comprises a main body hanger 1, a clamping assembly 2 and a positioning assembly 3. As shown in fig. 2, the main body hanger 1 includes main rods 11 and a cross beam 12, the cross beam 12 is erected between the main rods 11, and the main rods 11 are uniformly provided with a plurality of main body through holes 111 along the length direction. As can be seen from fig. 3, the positioning bracket 31 and the elastic supporting member 21 are respectively fastened and fixed on the main body through holes 111 of two adjacent main rods 11 by the main body nuts 13 and the main body bolts 14, the adjacent distance of the main rods 11 and the adjacent distance of the main body through holes 111 depend on the specific size of the workpiece 4 and the positions of the

first flange bosses

41 and 42 and the second flange boss 43, and the embodiment is not further limited.

As shown in fig. 2, in the present embodiment, a beam 12 is horizontally placed at the tail of one end of the main rod 11, three beams 12 are uniformly erected along the direction of the other end, the tail of the other end of the main rod 11 without the beam 12 is bent into a hook shape to form a hook-shaped portion 113 fixed on the device target, and a nameplate 112 is placed at the middle position between the hook-shaped portion 113 on the main rod 11 and the beam 12 closest to the hook-shaped portion 113 to distinguish different types of workpieces 4.

As shown in fig. 3, the positioning assembly 3 includes a positioning bracket 31 fixedly connected to the main body hanger 1 and a positioning portion rotatably connected to the positioning bracket 31, and the positioning portion is engaged with the

first folding bosses

41 and 42 on the workpiece 4; therefore, when the workpiece is clamped with the

first folding bosses

41 and 42, the problem of limit and clamping of the

first folding bosses

41 and 42 on the workpiece 4 is effectively solved through angle rotatable adjustment.

As shown in fig. 3, the clamping assembly 2 includes an elastic supporting member 21 having one end fixedly connected to the main body hanger 1 and a clamping member 22 connected to the other end of the elastic supporting member 21, the clamping member 22 clamps the second flange protrusion 43 on the workpiece 4, and the clamping member 22 clamping the second flange protrusion 43 on the workpiece 4 is connected to the elastic supporting member 21, so that when clamping and removing the workpiece 4, the clamping position of the clamping member 22 and the second flange protrusion 43 can be adjusted by swinging up and down to prevent the workpiece 4 from deforming.

Referring to fig. 1 to 7, a second embodiment of the present invention is:

On the basis of the first embodiment, as shown in fig. 7, in this embodiment, the positioning assembly 3 specifically includes a positioning bracket 31 formed by bending a corrosion-resistant titanium sheet into a "U" shape, two positioning bolts 33 and two positioning nuts 34 corresponding to two positioning end portions 311 of the positioning bracket 31, and a hook rod 32 having elasticity. The positioning bracket 31 is provided with positioning through holes 313 on both the positioning bottom 312 and the two positioning ends 311, and the positioning through holes 313 of the positioning bottom 312 are used for being matched with the main body nut 13 and the main body bolt 14; the two positioning through holes 313 of the positioning end 311 are respectively rotatably connected with a hook rod 32 through a positioning bolt 33 and a positioning nut 34, and specifically, one end of the positioning bolt 33 is sleeved into the positioning nut 34 and screwed after sequentially passing through the positioning through hole 313 and the rotating part 321 of the positioning end 311.

As shown in fig. 7, one end of the hook rod 32 is a ring-shaped rotating portion 321, and the other end is a V-shaped bent portion 322, the two V-shaped bent portions 322 are symmetrically clamped with the two

first folding bosses

41 and 42 as shown in fig. 3, wherein the bent portion of the bent portion 322 is clamped with the folding grooves 44 of the

first folding bosses

41 and 42, so as to form two left and right acting forces on the workpiece 4, and prevent the workpiece 4 from dropping. At this time, the ring-shaped rotating portion 321 is sleeved on the positioning bolt 33, so that the bending portion 322 can rotate around the positioning bolt 33 through the rotating portion 321, and thus the suitable connection position is adjusted during clamping, and the problem of limiting and locking of the

first folding bosses

41 and 42 on the workpiece 4 is effectively solved.

As shown in fig. 6, in the present embodiment, the clamping assembly 2 further includes a clamping bolt 23 and a clamping nut 24, the clamping member 22 specifically includes a clamping bottom 221, a clamping through hole is provided on the clamping bottom 221, and one clamping side 222 is respectively connected to two ends of the clamping bottom 221, and two ends of the elastic support 21 are specifically ring-shaped fixing portions 211 and a middle is a Z-shaped elastic portion 212. The fixing portion 211 at one end is used for being matched with the main body nut 13 and the main body bolt 14, the other end is used for being matched with the clamping bolt 23 and the clamping nut 24, and specifically, one end of the clamping bolt 23 penetrates through the fixing portion 211 and the clamping through hole in sequence and then is sleeved into the clamping nut 24 to be screwed. At this time, the Z-shaped elastic portion 212 facilitates the upward and downward swinging of the workpiece 4, thereby facilitating the adjustment of the clamping position of the clamping member 22 with the second flange projection 43 to prevent the deformation of the workpiece 4.

As shown in fig. 6, in the present embodiment, the clamping side portions 222 are P-shaped, and two P-shaped clamping side portions 222 are oppositely disposed and abutted to each other to form a clamping opening for inserting the second flange protrusion 43 and ensure the clamping force on the inserted second flange protrusion 43. Meanwhile, as shown in fig. 3, the top surface of the clamping side 222 will be pressed against the workpiece 4 to provide a certain supporting force to prevent the workpiece 4 from falling.

Here, the clamping through hole in the present embodiment is blocked by the clamping nut 24 and thus cannot be shown in the drawing, but it is understood that the clamping bolt 23 should be located at a position where it passes through the clamping bottom 221.

The overall shapes of the positioning component 3 and the clamping component 2 and the limitations of the sub-devices can be changed as long as the corresponding functions can be realized, for example, the bent portion 322 has at least one bend and has an opening capable of being clamped into the

first folding bosses

41 and 42, such as a V shape, a U shape, a Z shape, and the like; for example, the rotating portion 321 and the fixing portion 211 are in the shape of a ring, and may be more than half of a circle, one circle, or two circles, and the ring is not limited to a circle, and may be in a shape that is not detached and has a bolt inserted therein, such as an oval, a rectangle, or an irregular figure, and the like, and the present embodiment is not limited thereto.

In use, as can be seen from fig. 1 and 7, the hanger operation method includes hanging the workpiece 4 on and hanging the workpiece 4 off, wherein the hanging of the workpiece 4 is as follows:

(1) lightly holding the workpiece 4 by the left hand, and moving the

first folding bosses

41 and 42 of the workpiece 4 to the position of the hook rod 32 of the positioning component 3;

(2) the right hand pinches the positioning piece support to enable the hook rod 32 to pass through the edges of the

first folding bosses

41 and 42, and when the folding grooves 44 on the edges of the

first folding bosses

41 and 42 are clamped with the two hook rods 32, the right hand is released;

(3) slightly adjusting the angle direction of the second flange boss 43 of the workpiece 4 to be basically close to the opening angle direction of the clamping piece 22 of the clamping component 2;

(4) the left hand grasps the clamping part 22 of the clamping assembly 2, and the right hand lightly presses the second flanging boss 43 of the workpiece 4 to buckle the workpiece into the opening formed by the clamping side parts 222 and is clamped by the two clamping side parts 222;

wherein, the work piece 4 hangs down:

(1) the left hand holds the workpiece 4 lightly, the right hand pinches and presses the positioning bracket 31, and the workpiece 4 is moved to separate the hook rod 32 from the

first flanging bosses

41 and 42 of the workpiece 4;

(2) slightly swinging the workpiece 4 up and down along the parallel direction of the second flanging boss 43 of the workpiece 4 to loosen the clamping piece and the second flanging boss 43 of the workpiece 4;

(3) the left hand grasps the gripper 22 of the gripper assembly 2 and the right finger grasps the bottom edge periphery of the second flanged projection 43 of the workpiece 4 to extract the workpiece 4 upwardly for removal.

In conclusion, according to the anti-deformation hanging tool provided by the invention, the positioning part clamped with the first folding boss on the workpiece can be rotatably connected with the positioning bracket, so that when the positioning part is clamped with the first folding boss, the first folding boss on the workpiece can be limited and clamped through rotatable angle adjustment, and the problem of dead limit of the first folding boss on the workpiece can be effectively solved; the clamping piece for clamping the second flanging boss on the workpiece is connected with the elastic supporting piece, so that when the workpiece is clamped and taken down, the clamping positions of the clamping piece and the second flanging boss can be adjusted through up-and-down swinging to prevent the workpiece from deforming, namely, the traditional clamping groove mode is replaced by clamping and clamping, so that the workpiece is effectively prevented from deforming, the production efficiency and the product quality are improved, and the loss caused by quality problems is avoided; meanwhile, the left and right hook rods apply two acting forces in opposite directions on the workpiece so as to prevent the workpiece from separating from the positioning assembly; the two oppositely arranged P shapes clamp the second flanging boss and support the workpiece, so that sufficient clamping force and certain supporting force are provided, the workpiece is prevented from being separated from the clamping assembly, and the workpiece is prevented from falling; the overall structure is limited by the specific structures such as the V-shaped bent part, the ring-shaped fixed part and the rotating part, the Z-shaped elastic part and the fixed connection of the nut, and the like, on the premise of ensuring the existing effect, the connection structure which is simple in implementation scheme, convenient to process and manufacture, strong in practicability, stable and reliable is also provided, so that the connection structure is convenient to actually use in the manufacturing and production process; meanwhile, the titanium metal hanger is used, so that the anti-deformation hanger is high in corrosion resistance, does not need to be replaced frequently, and effectively improves the quality and the production efficiency of workpieces while reducing the cost.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a shape hanger of preapring for an unfavorable turn of events which characterized in that: comprises a main body hanging rack (1), a clamping component (2) and a positioning component (3);

the positioning assembly (3) comprises a positioning support (31) fixedly connected with the main body hanging frame (1) and a positioning part rotatably connected with the positioning support (31), and the positioning part is clamped with first folding bosses (41 and 42) on the workpiece (4);

the clamping assembly (2) comprises an elastic supporting piece (21) and a clamping piece (22), one end of the elastic supporting piece (21) is fixedly connected with the main body hanging rack (1), the clamping piece (22) is connected with the other end of the elastic supporting piece (21), and the clamping piece (22) clamps a second flanging boss (43) on the workpiece (4);

the positioning part is an elastic hook rod (32), and two positioning end parts (311) of the positioning bracket (31) are respectively and rotatably connected with one hook rod (32);

two couple pole (32) respectively with two first hem boss (41, 42) symmetry joint.

2. The deformation prevention hanger according to claim 1, wherein: one end of the hook rod (32) is a ring-shaped rotating part (321) and the other end is a V-shaped bent part (322);

the rotating part (321) is rotationally connected with the positioning end part (311), and the bending part of the bending part (322) is connected with the folding groove (44) of the first folding boss (41, 42) in a clamping mode.

3. The deformation prevention hanger according to claim 2, wherein: positioning support (31) are in be provided with positioning hole (313) on location tip (311), locating component (3) still include positioning bolt (33) and set nut (34), the one end of positioning bolt (33) is passed in proper order positioning hole (313) with rotation portion (321) and with set nut (34) are connected.

4. The deformation prevention hanger according to claim 1, wherein: the clamping piece (22) comprises a clamping bottom (221) and clamping side parts (222) which are respectively connected with two ends of the clamping bottom (221);

the clamping side parts (222) on both sides are arranged oppositely and mutually abutted.

5. The deformation prevention hanger according to claim 4, wherein: the two ends of the elastic support (21) are ring-shaped fixing parts (211) and the middle part is a Z-shaped elastic part (212).

6. The deformation prevention hanger according to claim 5, wherein: the clamping piece (22) is provided with a clamping through hole on the clamping bottom (221), the clamping assembly (2) further comprises a clamping bolt (23) and a clamping nut (24), and one end of the clamping bolt (23) penetrates through the fixing portion (211) and the clamping through hole in sequence and is connected with the clamping nut (24).

7. A deformation prevention hanger according to any one of claims 1 to 6, wherein: the main body hanging rack (1) comprises main rods (11) and a cross beam (12), the cross beam (12) is erected between the main rods (11), and a main body through hole (111) is formed in each main rod (11);

the positioning support (31) and the elastic support piece (21) are respectively locked and fixed on the main body through holes (111) of the two adjacent main rods (11) through main body nuts (13) and main body bolts (14).

8. The deformation prevention hanger according to claim 7, wherein: the main rod (11) is provided with a nameplate (112) corresponding to the workpiece (4), and one end of the main rod (11) is provided with a hook-shaped part (113).

9. A deformation prevention hanger according to any one of claims 1 to 6, wherein: the anti-deformation hanger is a titanium metal hanger.