CN114559691B - Clamps for non-pneumatic tires - Google Patents

Abstract

The utility model relates to a fixture attachment technical field especially relates to a exempt from anchor clamps for pneumatic tire. This exempt from anchor clamps for pneumatic tire include: the device comprises a first clamp, a second clamp, a first driving assembly and a second driving assembly; the first clamp is used for fixing the end part of the support body close to the wheel rim; the second clamp is used for fixing the end part of the support body close to the outer tire; the first driving assembly is used for driving the first clamp to drive the supporting body to be close to or far away from the rim; the second driving component is used for driving the second clamp to drive the support body to be close to or far away from the outer tire. The clamp for the inflation-free tire can utilize the first driving assembly to control the first clamp to clamp the support body and enable the support body to be tightly attached to the rim, and simultaneously, the second driving assembly can utilize the second clamp to control the second clamp to clamp the support body and enable the support body to be tightly attached to the outer tire; the support body can complete the connection processing work with the rim and the outer tire simultaneously or step by step, and the processing efficiency of the inflation-free tire is obviously improved.

Description

Clamps for non-pneumatic tires

technical field

The present disclosure relates to the field of clamp tooling technology, in particular to a clamp for a non-pneumatic tire.

Background technique

The non-pneumatic tires currently used are generally divided into two types, one is that the support body, the rim and the outer tire are integrally formed, and the other is that the support body, the rim and the outer tire are processed and produced separately, and finally combined and installed to form a non-pneumatic tire product; The former has the characteristics of simple processing method and low cost, so the latter is mostly used in the form of non-pneumatic tires currently used.

The current technology is generally to connect the support body, rim and outer tire in the non-pneumatic tire by bonding. The process is too complicated, the steps are cumbersome and the accuracy rate is low, the production efficiency of the product is low, and it cannot meet the market demand.

Contents of the invention

In order to solve the above technical problems, the present disclosure provides a clamp for a non-pneumatic tire.

The present disclosure provides a clamp for a non-pneumatic tire, including: a first clamp, a second clamp, a first drive assembly and a second drive assembly;

The first clamp is used to fix the end of the support close to the rim;

The second clamp is used to fix the end of the support close to the tire;

The first drive assembly is used to drive the first clamp to drive the support body close to or away from the rim;

The second drive assembly is used to drive the second clamp to drive the support body close to or away from the tire.

Optionally, the first drive assembly includes a first drive structure and a first transmission assembly; the first drive structure is in transmission connection with the first transmission assembly, and the first transmission assembly is in transmission with the first clamp connect;

The second driving assembly includes a second driving structure and a second transmission assembly; the second driving structure is in transmission connection with the second transmission assembly, and the second transmission assembly is in transmission connection with the second clamp.

Optionally, the first transmission assembly includes a first fixed plate, a first rotating plate and a first sliding member; the first sliding member is slidably connected to the first fixed plate, and the first sliding member is away from the One end of the first fixed disk is connected to the first clamp; the first rotating disk is connected to the first fixed disk in rotation, and the first driving structure is used to drive the first rotating disk to rotate. The first rotating disk is provided with a first chute at a set angle with the radial direction of the first rotating disk, and the first sliding member is provided with a first sliding column that is slidably matched with the first chute ;

The second transmission assembly includes a second fixed disk, a second rotating disk and a second sliding member; the second sliding member is slidably connected to the second fixed disk, and the second sliding member is away from the second fixed disk. One end of the disc is connected to the second fixture; the second rotating disc is rotationally connected to the second fixed disc, and the second driving structure is used to drive the second rotating disc to rotate, and the second rotating disc A second chute is formed on the upper part at a set angle with the radial direction of the second rotating disk, and a second sliding post is provided on the second sliding member to slidably cooperate with the second chute.

Optionally, a shifting assembly is also included, the shifting assembly includes a connecting piece, a first transmission structure and a second transmission structure; the connecting piece is used to connect the first driving structure and the second driving structure, The first transmission structure is used for connecting the first driving structure and the first transmission assembly, and the second transmission structure is used for connecting the second driving structure and the second transmission assembly.

Optionally, both the first driving structure and the second driving structure are rotating shafts, and the first driving structure and the second driving structure are arranged coaxially; the first transmission structure includes a first driving gear and The first driven gear, the first driving gear is connected with the first driving structure, and the first driven gear is connected with the first rotating disk; the second transmission structure includes a second driving gear and a first driving structure. Two driven gears, the second driving gear is connected with the second driving structure, the second driven gear is connected with the second rotating disk; the connecting member moves along the axial direction of the rotating shaft to control The first driving gear meshes with the first driven gear and/or the second driving gear meshes with the second driven gear.

Optionally, it also includes a top case, a first lock and a second lock; the top case is installed on the first fixed plate and/or the second fixed plate, the first lock and the The second lock piece is correspondingly installed on the first rotating disk and the second rotating disk, and both the first lock piece and the second lock piece are provided with locking parts connected with the top case The two locking parts are correspondingly used to fix the first lock part and the top case and the second lock part and the top case.

Optionally, the first clamp includes a first connecting plate and a plurality of first clamping arms; the second clamp includes a second connecting plate and a plurality of second clamping arms; the first connecting plate and the The first slider is connected; a plurality of the first clamping arms are arranged on the first connecting plate, and are used to clamp and fix the end of the support body close to the rim; the second connecting plate and The second sliding member is connected; a plurality of the second clamping arms are arranged on the second connecting plate, and are used for clamping and fixing the end of the supporting body close to the tire.

Optionally, it also includes a bracket, the bracket is provided with a mounting frame for installing the rim, the first transmission assembly and the second transmission assembly are installed on the bracket, the bracket, the The rim, the mounting frame, the first transmission assembly and the second transmission assembly are arranged coaxially.

Optionally, a vulcanization assembly is also included, the vulcanization assembly includes a heating plate and a cylinder assembly, the heating plate is provided with a heat-conducting medium, and the cylinder assembly is used to drive the heating plate close to or away from the tire.

Optionally, there are multiple sets of cylinder assemblies; the movable ends of the multiple sets of cylinder assemblies are all hinged to the heating plate, and the fixed ends are all hinged to the bracket.

Compared with the prior art, the technical solutions provided by the embodiments of the present disclosure have the following advantages:

The clamp for air-free tires provided by the present disclosure can use the first drive assembly to control the first clamp to clamp the support body and make it close to the rim, and at the same time can use the second drive assembly to control the second clamp to clamp the support body and make it tight. Sticking the tire; can make the supporting body complete the connection processing work with the rim and the tire at the same time or step by step, significantly improve the processing efficiency of the non-pneumatic tire, and through the setting of the first clamp and the second clamp, the whole processing process can be made more efficient. Reliable and stable, ensuring the reliability and safety of processing and production, and simplifying the processing steps and reducing the scrap rate.

Description of drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description serve to explain the principles of the disclosure.

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, for those of ordinary skill in the art, In other words, other drawings can also be obtained from these drawings without paying creative labor.

FIG. 1 is a schematic structural view of a clamp for a non-pneumatic tire described in an embodiment of the present disclosure;

2 is a schematic structural view of the inside of the clamp for a non-inflatable tire described in an embodiment of the present disclosure;

Fig. 3 is a cross-sectional view of a clamp for a non-pneumatic tire described in an embodiment of the present disclosure;

4 is a schematic structural view of a non-pneumatic tire described in an embodiment of the present disclosure;

Fig. 5 is a schematic structural view of the first transmission assembly and the shift assembly in the clamp for a non-pneumatic tire according to an embodiment of the present disclosure.

Among them, 11. rim; 12. support body; 13. outer tire; 14. handle; 151. locking buckle; 152. locking slot; 21. first fixed disc; 22. first rotating disc; 221. second A chute; 23, the first sliding member; 231, the first sliding column; 31, the second fixed disk; 32, the second rotating disk; 321, the second chute; 33, the second sliding member; 331, the second Sliding column; 41, top shell; 421, first lock piece; 422, second lock piece; 51, first connecting plate; 52, first clamping arm; 61, second connecting plate; 62, second clamping Arm; 71, heating plate; 72, cylinder assembly; 8, rotating shaft; 9, bracket; 91, mounting frame; 101, the first sun gear; 102, the first planet carrier; 103, the first outer ring gear; 104, the first A planetary gear; 111, the second sun gear; 112, the second planet carrier; 113, the second outer ring gear; 114, the second planetary gear.

Detailed ways

In order to more clearly understand the above objects, features and advantages of the present disclosure, the solutions of the present disclosure will be further described below. It should be noted that, in the case of no conflict, the embodiments of the present disclosure and the features in the embodiments can be combined with each other.

In the following description, many specific details are set forth in order to fully understand the present disclosure, but the present disclosure can also be implemented in other ways than described here; obviously, the embodiments in the description are only some of the embodiments of the present disclosure, and Not all examples.

The non-pneumatic tires currently used are generally divided into two types, one is that the support body, the rim and the outer tire are integrally formed, and the other is that the support body, the rim and the outer tire are processed and produced separately, and finally combined and installed to form a non-pneumatic tire product; The former has the characteristics of simple processing method and low cost, so the latter is mostly used in the form of non-pneumatic tires currently used.

The current technology is generally to connect the support body, rim and outer tire in the non-pneumatic tire by bonding. The process is too complicated, the steps are cumbersome and the accuracy rate is low, the production efficiency of the product is low, and it cannot meet the market demand.

Based on this, this embodiment provides a clamp for non-pneumatic tires, which can use the first drive assembly to control the first clamp to clamp the support body and make it close to the rim, and can use the second drive assembly to control the second clamp to clamp the support body and make it close to the tire; can make the supporting body complete the connection processing work with the rim and the tire at the same time or step by step, significantly improve the processing efficiency of the non-pneumatic tire, and through the setting of the first clamp and the second clamp, can It makes the whole processing process more reliable and stable, ensures the reliability and safety of processing and production, and also simplifies the processing steps and reduces the scrap rate. It is described in detail below by specific embodiment:

Referring to Figures 1 to 5, a clamp for a non-pneumatic tire provided in this embodiment includes: a first clamp, a second clamp, a first drive assembly and a second drive assembly; the first clamp is used to fix the support body 12 Close to the end of the rim 11; the second clamp is used to fix the end of the support body 12 close to the tire 13; the first drive assembly is used to drive the first clamp to drive the support body 12 close to or away from the rim 11; the second drive assembly is used to drive The second clamp drives the support body 12 close to or away from the tire 13; wherein, the support body 12 can be a plate structure, spoke structure, honeycomb or hybrid, as long as the support body 12 can be fixed.

Such arrangement can utilize the first driving assembly to control the first clamping support body 12 and make it close to the rim 11, and can utilize the second driving assembly to control the second clamping support body 12 and make it close to the cover tire 13; The supporting body 12 can be connected with the rim 11 and the tire 13 at the same time or step by step, which can significantly improve the processing efficiency of the non-pneumatic tire, and through the setting of the first clamp and the second clamp, the entire processing process can be made more reliable , Stability, to ensure the reliability and safety of processing and production, but also to simplify the processing steps and reduce the scrap rate.

In some embodiments, the first drive assembly includes a first drive structure and a first transmission assembly; the first drive structure is in transmission connection with the first transmission assembly, and the first transmission assembly is in transmission connection with the first clamp; the second drive assembly includes a second The second driving structure and the second transmission assembly; the second driving structure is in transmission connection with the second transmission assembly, and the second transmission assembly is in transmission connection with the second clamp.

Continuing to refer to Fig. 2, Fig. 3 and Fig. 5, the first transmission assembly includes a first fixed disk 21, a first rotating disk 22 and a first sliding member 23; the first sliding member 23 is slidably connected with the first fixed disk 21, It should be noted that the sliding direction of the first sliding member 23 may be the radial direction of the first fixed plate 21, or a direction forming a certain angle with the radial direction of the first fixed plate 21, as long as the first sliding The sliding direction of the member 23 can be partially moved in the radial direction of the first fixed disk 21, and the end of the first sliding member 23 away from the first fixed disk 21 is connected with the first clamp; the first rotating disk 22 is connected with the first fixed disk 21. The disk 21 is connected in rotation, and the first drive structure is used to drive the first rotating disk 22 to rotate. The first rotating disk 22 is provided with a first chute 221 at a set angle with the radial direction of the first rotating disk 22. The first sliding The part 23 is provided with a first sliding column 231 that is slidingly matched with the first sliding groove 221. The first sliding groove 221 can be an arc groove or a straight groove, as long as it can push the first rotating disc 22 when the first rotating disk 22 rotates. It is enough for the sliding column 231 to move along the radial direction of the first rotating disc 22; the second transmission assembly includes the second fixed disc 31, the second rotating disc 32 and the second sliding member 33; the second sliding member 33 and the second The fixed disk 31 is slidably connected. It should be noted that the sliding direction of the second sliding member 33 can be the radial direction of the second fixed disk 31, or a direction that forms a certain angle with the radial direction of the second fixed disk 31. As long as the sliding direction of the second sliding member 33 can be guaranteed to move in the radial direction of the second fixed disk 31, the end of the second sliding member 33 away from the second fixed disk 31 is connected with the second clamp; the second rotation The disc 32 is rotatably connected with the second fixed disc 31, and the second driving structure is used to drive the second rotating disc 32 to rotate. Slot 321, the second sliding member 33 is provided with a second sliding column 331 that is slidingly matched with the second sliding slot 321, the second sliding slot 321 can be an arc-shaped slot or a straight slot, as long as it can be rotated on the second rotating disk 32 When rotating, it only needs to push the second sliding column 331 to move along the radial direction of the second rotating disk 32 .

Continuing to refer to Figure 2, Figure 3 and Figure 5, it also includes a shift assembly, the shift assembly includes a connector, a first transmission structure and a second transmission structure; the connector is used to connect the first drive structure and the second drive structure , the first transmission structure is used for connecting the first driving structure and the first transmission assembly, and the second transmission structure is used for connecting the second driving structure and the second transmission assembly.

In a further embodiment, both the first driving structure and the second driving structure are rotating shafts 8, and the first driving structure and the second driving structure are arranged coaxially. It should be noted that the first driving structure, the second driving structure and the connection The part can be an integrally formed shaft, and a handle 14 is provided at the end; the first transmission structure includes a first driving gear and a first driven gear, the first driving gear is connected with the first driving structure, and the first driven gear The gear is connected with the first rotating disc 22; the second transmission structure includes a second driving gear and a second driven gear, the second driving gear is connected with the second driving structure, and the second driven gear is connected with the second rotating disc 32; The axial movement of the member along the rotating shaft 8 controls the meshing of the first driving gear with the first driven gear and/or the meshing of the second driving gear with the second driven gear.

In some embodiments, both the first transmission structure and the second transmission structure are planetary gear sets, the first sun gear 101 of the first transmission structure is coaxially connected to the first drive structure, and the first planet carrier of the first transmission structure 102 is fixedly connected with the first fixed disc 21, the first outer ring gear 103 of the first transmission structure is coaxially connected with the first rotating disc 22; the second sun gear 111 of the second transmission structure is coaxially transmitted with the second drive structure The second planet carrier 112 of the second transmission structure is fixedly connected with the second fixed disk 31 , and the second outer ring gear 113 of the second transmission structure is connected with the second rotating disk 32 in coaxial transmission.

In a further embodiment, when the first sun gear 101 is fully meshed with the first planetary gear 104 of the first transmission structure, the second sun gear 111 is completely disengaged from the second planetary gear 114 of the second transmission structure. When the wheel 111 is fully meshed with the second planetary gear 114 of the second transmission structure, the first sun gear 101 is completely disengaged from the first planetary gear 104 of the first transmission structure; it should be noted that the first sun gear 101 and the second sun gear The gear 111 can correspondingly engage with the first planetary gear 104 and the second planetary gear 114 at the same time, and at this moment, both the first sun gear 101 and the second sun gear 111 have half-thick teeth of themselves in the meshing state.

In some embodiments, the fixture further includes a top shell 41, a first lock 421 and a second lock 422; the top shell 41 is installed on the first fixed plate 21 and/or the second fixed plate 31, and the first lock 421 and the second locking piece 422 are installed on the first rotating disk 22 and the second rotating disk 32 correspondingly, the first locking piece 421 and the second locking piece 422 are provided with locking parts connected with the top shell 41, two The corresponding locking part is used to fix the first lock 421 and the top shell 41 and the second lock 422 and the top shell 41; 33 The sliding groove of the top shell is also provided with an arc-shaped top shell sliding groove that is slidingly matched with the first lock piece 421 and the second lock piece 422, so that the first lock piece 421 and the second lock piece 422 can follow With the synchronous movement of the first rotating disk 22 and the second rotating disk 32, the reliability and safety of the whole set of equipment are stronger.

1 to 4, the first clamp includes a first connecting plate 51 and a plurality of first clamping arms 52; the second clamp includes a second connecting plate 61 and a plurality of second clamping arms 62; The connecting plate 51 is connected to the first slider 23; a plurality of first clamping arms 52 are arranged on the first connecting plate 51, and are used to clamp and fix the end of the support body 12 close to the rim 11; the second connecting plate 61 is connected to the first connecting plate 51 Two sliders 33 are connected; a plurality of second clamping arms 62 are arranged on the second connecting plate 61, and are used to clamp and fix the end of the support body 12 near the tire 13; wherein the support body 12 is composed of a plurality of circumferentially arranged Composed of a single support structure, a plurality of first clamping arms 52 and a plurality of second clamping arms 62 can clamp and fix the support body 12 correspondingly, and the setting of the first connecting plate 51 and the second connecting plate 61 can Simultaneously control multiple first clamping arms 52 and multiple second clamping arms 62; it should be understood that the number of first clamps and second clamps is multiple, multiple first clamps and multiple second clamps There are multiple groups evenly arranged along the circumferential direction of the rim 11 . Such setting can make the effect better when processing and producing tires, the glue can be evenly applied during bonding work, and the tires can be pressed more evenly.

In some embodiments, a bracket 9 is also included, the bracket 9 is provided with a mounting bracket 91 for installing the rim 11, the first transmission assembly and the second transmission assembly are installed on the bracket 9, the bracket 9, the rim 11, the mounting bracket 91 , the first transmission assembly and the second transmission assembly are coaxially arranged; it should be noted that the first fixed disk 21, the first rotating disk 22, the second fixed disk 31 and the second rotating disk 32 are vertically from bottom to top Placed in sequence, wherein the first fixed plate 21 is installed on the mounting frame 91 .

In some embodiments, a vulcanization assembly is also included. The vulcanization assembly includes a heating plate 71 and a cylinder assembly 72. A heat conducting medium is arranged in the heating plate 71. In some embodiments, the heat conducting medium is heat conducting oil. The first clamping arm 52 and The second clamping arm 62 is made of metal, which can realize rapid heating of the first clamping arm 52 and the second clamping arm 62. The cylinder assembly 72 is used to drive the heating plate 71 to approach or move away from the tire. When the heat conduction is interpreted as heat transfer oil , the entire vulcanization assembly, bracket 9, rim 11, support body 12 and tire 13 need to be placed along the height direction to prevent heat transfer oil from flowing out and unbalanced problems; through the setting of the vulcanization assembly, when the two ends of the support body 12 are respectively After being bonded to the rim 11 and the tire 13, the vulcanization component can be directly used to continue the vulcanization treatment of the tire to ensure that the bonding is firm; it should be noted that the vulcanization treatment can also be carried out by means of induction electromagnetic heating and infrared heating. .

In a further embodiment, the number of cylinder assemblies 72 is multiple groups; the movable ends of multiple groups of cylinder assemblies 72 are all hinged with the heating plate 71, and the fixed ends are all hinged with the bracket 9; this arrangement can always adjust the first clamping position according to demand. The arm 52 and the second clamping arm 62 are immersed in a volume of heat transfer oil, which also facilitates the leveling of the heating plate 71 .

In some embodiments, the top shell 41 is further provided with a locking buckle 151 , and three locking slots 152 are provided on the connecting piece in the axial direction. By snapping the locking buckle 151 into different locking slots 152 Inside, so as to maintain the combination of the first transmission structure and the second transmission structure.

The specific implementation method and implementation principle are the same as those of the above-mentioned embodiments, and can bring about the same or similar technical effects, which will not be described here one by one. For details, please refer to the description of the above-mentioned embodiment of the clamp for non-inflatable tires.

It should be noted that in this article, relative terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply these No such actual relationship or order exists between entities or operations. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

The above descriptions are only specific implementation manners of the present disclosure, so that those skilled in the art can understand or implement the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present disclosure. Therefore, the present disclosure will not be limited to the embodiments described herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (8)

1. The utility model provides a clamp for inflation-free tire which characterized in that includes: the device comprises a first clamp, a second clamp, a first driving assembly and a second driving assembly;

the first clamp is used for fixing the end part of the support body (12) close to the wheel rim (11);

the second clamp is used for fixing the end part of the supporting body (12) close to the outer tire (13);

the first driving assembly is used for driving the first clamp to drive the supporting body (12) to move close to or away from the wheel rim (11);

the second driving component is used for driving the second clamp to drive the supporting body (12) to move close to or away from the tyre casing (13);

the first drive assembly comprises a first drive structure and a first transmission assembly; the first driving structure is in transmission connection with the first transmission assembly, and the first transmission assembly is in transmission connection with the first clamp;

the second driving assembly comprises a second driving structure and a second transmission assembly; the second driving structure is in transmission connection with the second transmission assembly, and the second transmission assembly is in transmission connection with the second clamp;

the first transmission assembly comprises a first fixed disc (21), a first rotating disc (22) and a first sliding piece (23); the first sliding piece (23) is connected with the first fixed disc (21) in a sliding mode, and one end, far away from the first fixed disc (21), of the first sliding piece (23) is connected with the first clamp; the first rotating disc (22) is rotatably connected with the first fixed disc (21), the first driving structure is used for driving the first rotating disc (22) to rotate, a first sliding groove (221) forming a set angle with the radial direction of the first rotating disc (22) is formed in the first rotating disc (22), and a first sliding column (231) in sliding fit with the first sliding groove (221) is arranged on the first sliding part (23);

the second transmission assembly comprises a second fixed disc (31), a second rotating disc (32) and a second sliding piece (33); the second sliding part (33) is connected with the second fixed disc (31) in a sliding mode, and one end, far away from the second fixed disc (31), of the second sliding part (33) is connected with the second clamp; the second rotating disc (32) is rotatably connected with the second fixed disc (31), the second driving structure is used for driving the second rotating disc (32) to rotate, a second sliding groove (321) which forms a set angle with the radial direction of the second rotating disc (32) is formed in the second rotating disc (32), and a second sliding column (331) in sliding fit with the second sliding groove (321) is arranged on the second sliding part (33).

2. The clamp for a non-pneumatic tire according to claim 1, further comprising a shift assembly, the shift assembly including a connector, a first transmission structure and a second transmission structure; the connecting piece is used for connecting first drive structure with the second drive structure, first transmission structure is used for connecting first drive structure with first transmission assembly, the second transmission structure is used for connecting the second drive structure with second transmission assembly.

3. A clamp for a non-pneumatic tyre as claimed in claim 2, wherein the first and second driving structures are both a rotating shaft (8), the first and second driving structures being coaxially arranged; the first transmission structure comprises a first driving gear and a first driven gear, the first driving gear is connected with the first driving structure, and the first driven gear is connected with the first rotating disc (22); the second transmission structure comprises a second driving gear and a second driven gear, the second driving gear is connected with the second driving structure, and the second driven gear is connected with the second rotating disc (32); the connecting piece moves along the axial direction of the rotating shaft (8) to control the first driving gear to be meshed with the first driven gear and/or the second driving gear to be meshed with the second driven gear.

4. The clamp for a non-pneumatic tire according to claim 1, further comprising a top case (41), a first lock (421) and a second lock (422); install top shell (41) first fixed disk (21) and/or on second fixed disk (31), first lock piece (421) with second lock piece (422) correspond install first rotary disk (22) with on second rotary disk (32), first lock piece (421) with second lock piece (422) all be equipped with the locking portion that top shell (41) is connected, two what locking portion corresponds is used for fixing first lock piece (421) with top shell (41) with second lock piece (422) with top shell (41).

5. A clamp for a non-pneumatic tire as in claim 4, wherein the first clamp comprises a first connecting plate (51) and a plurality of first clamping arms (52); the second clamp comprises a second connecting plate (61) and a plurality of second clamping arms (62); the first connecting plate (51) is connected with the first slider (23); the first clamping arms (52) are arranged on the first connecting plate (51) and are used for clamping and fixing the end part of the supporting body (12) close to the wheel rim (11); the second connecting plate (61) is connected with the second slider (33); the second clamping arms (62) are arranged on the second connecting plate (61) and are used for clamping and fixing the end part of the supporting body (12) close to the tyre casing (13).

6. The clamp for the non-pneumatic tire according to claim 1, further comprising a support (9), wherein a mounting frame (91) for mounting the rim (11) is arranged on the support (9), the first transmission assembly and the second transmission assembly are both mounted on the support (9), and the support (9), the rim (11), the mounting frame (91), the first transmission assembly and the second transmission assembly are coaxially arranged.

7. The clamp for the non-pneumatic tire according to claim 6, further comprising a vulcanizing assembly, wherein the vulcanizing assembly comprises a heating plate (71) and a cylinder assembly (72), a heat-conducting medium is arranged in the heating plate (71), and the cylinder assembly (72) is used for driving the heating plate (71) to be close to or far away from the tire.

8. The clamp for a non-pneumatic tire according to claim 7, wherein the number of the cylinder assemblies (72) is plural; the movable ends of the air cylinder assemblies (72) are hinged with the heating plate (71), and the fixed ends of the air cylinder assemblies are hinged with the bracket (9).

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