CN117628021A

CN117628021A - Tolerance compensator and assembly component

Info

Publication number: CN117628021A
Application number: CN202311729324.4A
Authority: CN
Inventors: 吴明燎; 李双双
Original assignee: GUANGZHOU VIGO GROUP CO Ltd
Current assignee: GUANGZHOU VIGO GROUP CO Ltd
Priority date: 2023-12-14
Filing date: 2023-12-14
Publication date: 2024-03-01

Abstract

The application provides a tolerance compensator and assembly component relates to the compensator field. The tolerance compensator includes a base, an axial adjustment assembly, and a radial adjustment. The axial adjusting assembly comprises a fixing piece, a fastening piece, an elastic pressing piece, a pushing piece and a locking piece, wherein the fastening piece is provided with a first installation cavity and a first through hole communicated with the first installation cavity, and the elastic pressing piece is positioned in the first installation cavity and provided with a first elastic adjusting part; the radial adjusting piece is sleeved on the locking piece and the fixing piece respectively, the second elastic adjusting part which is abutted to the inner wall of the first component is arranged on the outer circumference of the radial adjusting piece, one side of the pushing piece is abutted to the first elastic adjusting part, the other side of the pushing piece is abutted to the radial adjusting piece and the first component respectively, and the fixing piece sequentially penetrates through the first through hole, the pushing piece and the radial adjusting piece and is in thread joint with the locking piece. The tolerance compensator provided by the application can automatically adjust the radial and axial positions of the first component relative to the second component so as to realize automatic tolerance compensation.

Description

Tolerance compensator and assembly component

Technical Field

The application relates to the technical field of compensators, in particular to a tolerance compensator and an assembly component.

Background

In general, tolerance compensation devices are screw elements for screwing components together, which are arranged for this purpose between the components to be connected, and which serve to screw the components together, for example: a screw or threaded bolt is guided through a correspondingly provided opening in the assembly and through a tolerance compensation device.

In automotive applications, tolerance compensating devices can be used to assemble components that have dimensional or spatial differences from one another, however, conventional tolerance compensators fail to achieve the effect of automatic compensation.

Disclosure of Invention

In view of this, the present application aims to overcome the defects in the prior art, and provides a tolerance compensator to solve the technical problem that the conventional tolerance compensator cannot achieve the effect of automatic compensation.

The application provides the following technical scheme:

a tolerance compensator for securing a first component and a second component, the tolerance compensator comprising:

a base having a receiving cavity;

the axial adjusting assembly is arranged in the accommodating cavity and comprises a fixing piece, a fastening piece, an elastic pressing piece, a pushing piece and a locking piece, wherein the fixing piece is provided with external threads, the locking piece is provided with internal threads or an inner cavity hole matched with the external threads, the fastening piece is provided with a first mounting cavity and a first through hole communicated with the first mounting cavity, and the elastic pressing piece is positioned in the first mounting cavity and is provided with a first elastic adjusting part;

radial regulating part, radial regulating part cover is located respectively the retaining member with the circumference of mounting is followed radial regulating part's periphery is equipped with second elasticity adjustment portion, second elasticity adjustment portion with the inner wall butt of first part, one side of impeller with first elasticity adjustment portion butt, the opposite side respectively with radial regulating part with first part butt, the mounting wears to locate in proper order first through-hole the impeller with radial regulating part just with the retaining member carries out not limited to the screw thread joint mode.

In some embodiments of the present application, the elastic pressing piece has a second installation cavity and a second through hole communicated with the second installation cavity, the pushing piece, the radial adjusting piece, the locking piece and the first component are all located in the second installation cavity, and the fixing piece sequentially penetrates through the first through hole, the second through hole, the pushing piece, the radial adjusting piece and the locking piece to be in a thread connection mode without limitation.

In some embodiments of the present application, the first elastic adjustment portion is a spring-like structure, one end of the spring-like structure is fixedly connected with a cavity wall of the second installation cavity, and the other end of the spring-like structure extends towards a direction of the second installation cavity, so that elastic deformation of the first elastic adjustment portion along an axial direction of the first component is achieved.

In some embodiments of the present application, the second elastic adjustment portion is disposed around an outer circumference of the radial adjustment member by a spring sheet, so as to enable the second elastic adjustment portion to be elastically deformed in a radial direction of the first member.

In some embodiments of the present application, the first component has a limiting post and a limiting buckle, the base is provided with a limiting hole adapted to the limiting post, and is provided with a limiting slot adapted to the limiting buckle.

In some embodiments of the present application, the outer circumference of the locking member is provided with a clamping groove, and the inner circumference of the radial adjusting member is provided with a buckle adapted to the clamping groove.

In some embodiments of the present application, the circumference of mounting has seted up the spacing groove, the interior circumference of radial regulating member be provided with spacing rib of spacing groove looks adaptation.

In some embodiments of the present application, the locking member comprises a locking clip and a connecting post, the locking clip is connected with the connecting post, and the internal thread or the bore is disposed in the connecting post.

In some embodiments of the present application, the cavity wall of the receiving cavity is provided with a first type of thread structure, and the outer wall of the fastener is provided with a second type of thread structure that mates with the first type of thread structure.

The present application also provides a fitting assembly comprising a first component, a second component and a tolerance compensator as described above, the tolerance compensator being provided on the first component, the tolerance compensator being for fastening the first component and the second component.

Embodiments of the present application have the following advantages:

the application provides a tolerance compensator for fasten first part and second part, tolerance compensator includes base, axial adjustment subassembly and radial adjustment spare, and axial adjustment subassembly includes mounting, fastener, elastic compression element, impeller and retaining member. The base is provided with a containing cavity, the axial adjusting component is arranged in the containing cavity, the fixing piece is provided with external threads, the locking piece is provided with internal threads or an inner cavity hole matched with the external threads, the fastening piece is provided with a first mounting cavity and a first through hole communicated with the first mounting cavity, and the elastic pressing piece is positioned in the first mounting cavity and is provided with a first elastic adjusting part; the radial adjusting piece is sleeved on the locking piece and the fixing piece respectively, a second elastic adjusting part which is abutted to the inner wall of the first component is arranged on the periphery of the radial adjusting piece, one side of the pushing piece is abutted to the first elastic adjusting part, the other side of the pushing piece is abutted to the radial adjusting piece and the first component respectively, and the fixing piece sequentially penetrates through the first through hole, the pushing piece and the radial adjusting piece and is in thread joint with the locking piece.

In the process of assembling and fastening components to be assembled (such as fastening a first component to a second component) by using a tolerance compensator, the fixing piece is rotated clockwise or anticlockwise to enable the fixing piece to be screwed and fixed with the locking piece, the head of the fixing piece is utilized to push the fastening piece to move relative to the base in the screwing process so as to drive the elastic pressing piece in the first mounting cavity to synchronously move along with the fastening piece, thereby driving the pushing piece to push the radial adjusting piece and the first component to synchronously move, when the first component moves to be in contact with the second component and generates friction force, the locking piece can be driven to synchronously rotate by continuing to rotate the fixing piece, at the moment, a part of the locking piece is abutted to the component to be assembled, and the fixing piece and the locking piece are continuously rotated in a mode which is not limited by screw threads so as to drive the locking piece to move along the axis direction of the locking piece, meanwhile, the first elastic adjusting part of the elastic pressing piece can be axially corrected by the elastic pressing piece when the locking piece penetrates through a connecting hole of the second component, the first elastic adjusting part of the elastic pressing piece can be axially corrected by the integral compensator and the second component, and the second component can be automatically assembled by the second component to be corrected by the radial compensator, and the tolerance compensator can be automatically corrected by the second component to be assembled to the integral component.

In order to make the above objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 illustrates a schematic perspective view of a tolerance compensator in some embodiments of the present application;

FIG. 2 illustrates a schematic cross-sectional view of a tolerance compensator in some embodiments of the present application;

FIG. 3 illustrates an exploded schematic view of a tolerance compensator in some embodiments of the present application;

FIG. 4 illustrates an exploded schematic view of a tolerance compensator in some embodiments of the present application;

FIG. 5 illustrates an exploded schematic view III of a tolerance compensator in some embodiments of the present application;

FIG. 6 illustrates an exploded schematic view of a tolerance compensator in some embodiments of the present application;

FIG. 7 illustrates an exploded view of an assembly component in some embodiments of the present application;

FIG. 8 illustrates a schematic cross-sectional view of an assembly component in accordance with some embodiments of the present application;

FIG. 9 shows a schematic front view of the assembly of FIG. 8;

FIG. 10 illustrates a second cross-sectional schematic view of an assembly component in some embodiments of the present application;

FIG. 11 shows a schematic front view of the assembly of FIG. 10;

FIG. 12 illustrates a schematic perspective view of an elastomeric compression element in some embodiments of the present application;

fig. 13 illustrates a schematic perspective view of a radial adjustment member in some embodiments of the present application.

Description of main reference numerals:

100-tolerance compensators; 110-a first component; 111-limit posts; 112-limiting buckle; 120-base; 121-a receiving cavity; 1211-a first type of thread structure; 122-limiting holes; 123-limit clamping grooves; 130-an axial adjustment assembly; 131-fixing piece; 1311-limit grooves; 132-fasteners; 1321-a first mounting cavity; 1322-first through hole; 1323-second type thread structure; 133-elastic press; 1331-a first elastic adjustment portion; 13311-shrapnel-like structures; 1332-a second mounting cavity; 1333-a second through hole; 134-pushing member; 135-locking member; 1351-a card slot; 1352-locking clip; 1353-connecting columns; 140-radial adjustment; 141-a second elastic adjustment portion; 142-a buckle; 143-limiting ribs; 200-a second component; 1000-fitting assembly.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the templates is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 5, the embodiment of the present application provides a tolerance compensator 100 for fastening a first component 110 and a second component 200, which is mainly applied to the occasion with high requirement on fastening assembly precision, mainly because the fixed member 131 has size and positioning errors, so that the fixed member 131 cannot be normally installed or is deviated. The tolerance compensator 100 includes a base 120, an axial adjustment assembly 130, and a radial adjustment 140.

Wherein, the base 120 has a receiving cavity 121, the axial adjustment assembly 130 is disposed in the receiving cavity 121, and includes a fixing member 131, a fastening member 132, an elastic pressing member 133, a pushing member 134, and a locking member 135, where the fixing member 131 has an external thread, the locking member 135 has an internal thread or an internal cavity hole matched with the external thread, the fastening member 132 has a first installation cavity 1321 and a first through hole 1322 communicated with the first installation cavity 1321, and the elastic pressing member 133 is located in the first installation cavity 1321 and has a first elastic adjustment portion 1331.

Referring to fig. 6, the radial adjusting members 140 are respectively sleeved on the locking member 135 and the fixing member 131, a second elastic adjusting portion 141 is provided along the outer circumference of the radial adjusting members 140, the second elastic adjusting portion 141 abuts against the inner wall of the first member 110, one side of the pushing member 134 abuts against the first elastic adjusting portion 1331, the other side abuts against the radial adjusting members 140 and the first member 110, and the fixing member 131 sequentially penetrates through the first through hole 1322, the pushing member 134 and the radial adjusting member 140 and is in a threaded engagement with the locking member 135.

In the tolerance compensator 100 provided by the embodiment of the application, during the assembly and fastening process of the component to be assembled (such as fastening the first component 110 to the second component 200) by using the tolerance compensator 100, the fixing member 131 is rotated clockwise or anticlockwise to enable the fixing member 131 to be rotationally fixed with the locking member 135, the head of the fixing member 131 is utilized to push the fastening member 132 to move relative to the base 120 during the rotation and the fastening process, so as to drive the elastic pressing member 133 in the first mounting cavity 1321 to synchronously move along with the fastening member 132, thereby driving the pushing member 134 to push the radial adjusting member 140 and the first component 110 to synchronously move, when the first component 110 moves to be in contact with the second component 200 and generates friction force, the locking member 135 can be driven to synchronously rotate by the locking member 135, after the fixing member 131 rotates by a preset angle under the action of the fixing member 131, at this moment, a part of the locking member 135 is abutted against the component to be assembled, and the fixing member 131 is continuously enabled to rotate in a non-limited threaded engagement manner to drive the locking member 135 to move along the axial direction thereof, so as to lock the first component 110 and the second component 200, and the second component 200 are automatically compensated by the elastic pressing member 135, and the second component 200 can be automatically corrected to the axial adjusting member 100 when the first component 110 is in contact with the second component 200 and the second component 200, and the second component 200 are assembled, and the elastic adjusting member 100 can be automatically corrected, and the tolerance-corrected, and the elastic pressing member is finally adjusted (the second component is corrected).

Illustratively, the tolerance compensator 100 is used on a concealed door handle, the concealed door handle forming a first component 110, the first component 110 including but not limited to a concealed door handle, the second component 200 including but not limited to a door panel assembly, the securing member 131 including but not limited to a set screw, and the locking member 135 defining internal threads for mating with external threads of the set screw to provide a threaded mating connection. When the hidden door handle is installed, the installation clearance around the hidden door handle is required to be uniform, and the fixed height difference exists between the hidden door handle and the outer cambered surface of the door sheet metal part, and the fastening hole position of the door sheet metal part has certain production and manufacturing errors in the production process, so that the tolerance compensator 100 is required to be used for compensating the error in order to eliminate the influence of the errors on the installation precision of the hidden door handle, and the requirement of the installation precision is met.

As shown in fig. 1, 2, 3 and 12, in an embodiment of the present application, optionally, the elastic pressing member 133 has a second mounting cavity 1332 and a second through hole 1333 in communication with the second mounting cavity 1332, the pushing member 134, the radial adjusting member 140, the locking member 135 and the first member 110 are all located in the second mounting cavity 1332, and the fixing member 131 is sequentially inserted through the first through hole 1322, the second through hole 1333, the pushing member 134 and the radial adjusting member 140 and is in a threaded engagement with the locking member 135.

In this embodiment, during the assembly and fastening process of the component to be assembled (for example, fastening the first component 110 to the second component 200) by using the tolerance compensator 100, the fixing member 131 is rotated clockwise or anticlockwise to enable the fixing member 131 to sequentially pass through the first through hole 1322, the second through hole 1333, the pushing member 134 and the radial adjusting member 140 to be rotationally fixed with the locking member 135, during the screwing process, the head of the fixing member 131 is utilized to push the fastening member 132 to move relative to the base 120 so as to drive the elastic pressing member 133 in the first mounting cavity 1321 to move synchronously with the fastening member 132, thereby driving the pushing member 134 in the second mounting cavity 1332 to push the radial adjusting member 140 and the first component 110 to move synchronously, when the first component 110 moves to contact with the second component 200 and generates a friction force, the locking member 135 can be driven to rotate synchronously with the locking member 135 under the action of the fixing member 131, at this time, a first part of the locking member 135 abuts against the component to be assembled, and at the same time, the elastic pressing member 133 continuously rotates with the locking member 135 in a thread joint mode to enable the first part to be axially aligned with the second component to be assembled (for example, the second component to be assembled) to be compensated) and the second component to be assembled with the second component to be assembled (200) and the second component to be axially adjusted to be automatically adjusted to realize the axial correction of the axial tolerance compensation of the first component 200, and the elastic pressing member to be axially correct the second component to be axially adjustable component 1, and the second component to be axially adjusted to be axially, and the second component to be axially.

As shown in fig. 2, 3, 4 and 12, in the foregoing embodiments of the present application, optionally, the first elastic adjusting portion 1331 is a spring-like structure 13311, one end of the spring-like structure 13311 is fixedly connected with the cavity wall of the second installation cavity 1332, and the other end extends towards the direction of the second installation cavity 1332, so as to enable the first elastic adjusting portion 1331 to elastically deform along the axial direction of the first component 110.

In this embodiment, through setting up the one end of class shell fragment structure 13311 and the chamber wall fixed connection of second installation cavity 1332, the other end extends towards the direction in second installation cavity 1332 and sets up, and the direction that is close to pushing piece 134 extends and sets up, can be convenient for like the looks butt between shell fragment structure 13311 and the pushing piece 134 like this, thereby realize that first elasticity adjusting part 1331 takes place elastic deformation's function along the axial of first part 110, and then make first elasticity adjusting part 1331 of elasticity casting die 133 can correct the compensation in axial to whole tolerance compensator 100 and second part 200, realize the part automatic compensation function of treating the assembly.

As shown in fig. 2, 3, 5 and 13, in the above-mentioned embodiment of the present application, optionally, the second elastic adjustment portion 141 is formed by a spring plate around the outer circumference of the radial adjustment member 140, so as to enable the second elastic adjustment portion 141 to be elastically deformed in the radial direction of the first member 110.

In this embodiment, the second elastic adjusting portion 141 is disposed around the outer circumference of the radial adjusting member 140 by an elastic sheet, so as to realize the function of elastic deformation of the second elastic adjusting portion 141 along the radial direction of the first component 110, and further enable the second elastic adjusting portion 141 to perform correction and compensation on the whole tolerance compensator 100 and the second component 200 in the radial direction, so as to realize the function of automatic compensation on the components to be assembled.

As shown in fig. 1, 2, 3, 4 and 6, in an embodiment of the present application, optionally, the first component 110 has a limiting post 111 and a limiting buckle 112, the base 120 is provided with a limiting hole 122 adapted to the limiting post 111, and is provided with a limiting slot 123 adapted to the limiting buckle 112.

In this embodiment, the first component 110 and the base 120 are assembled by arranging the limiting post 111 and the limiting buckle 112 on the first component 110 and arranging the limiting hole 122 and the limiting slot 123 respectively matched with the limiting post 111 and the limiting buckle 112 on the base 120, so that guiding and limiting effects can be achieved, and the first component 110 can move relative to the base 120. At the same time, this also prevents the first member 110 from falling off the base 120. In addition, the limiting buckle 112 and the limiting clamping groove 123 are clamped and connected so that the disassembly and assembly are convenient, and the assembly efficiency is improved.

As shown in fig. 2 and fig. 3, in an embodiment of the present application, optionally, a clamping groove 1351 is formed in an outer circumference of the locking member 135, and a buckle 142 adapted to the clamping groove 1351 is disposed in an inner circumference of the radial adjustment member 140.

In this embodiment, the locking member 135 and the radial adjusting member 140 can form an assembly and perform synchronous movement by providing the locking groove 1351 on the outer periphery Xiang Kai of the locking member 135 and providing the snap 142 adapted to the locking groove 1351 on the inner periphery of the radial adjusting member 140, so that the radial adjusting member 140 is assembled on the locking member 135.

As shown in fig. 2 and fig. 3, in an embodiment of the present application, optionally, a limiting groove 1311 is formed in a circumferential direction of the fixing member 131, and a limiting rib 143 adapted to the limiting groove 1311 is disposed in an inner circumferential direction of the radial adjusting member 140.

In this embodiment, the fixing member 131 and the radial adjusting member 140 can rotate synchronously by forming the limiting groove 1311 in the circumferential direction of the fixing member 131 and forming the limiting rib 143 adapted to the limiting groove 1311 in the inner circumferential direction of the radial adjusting member 140.

As shown in fig. 2 and 3, in the above embodiment of the present application, optionally, the locking member 135 includes a locking chuck 1352 and a connection post 1353, where the locking chuck 1352 is connected to the connection post 1353, and the internal thread or the cavity hole is disposed in the connection post 1353, so as to be fixed with the external thread of the fixing member 131 by not limited to the threaded engagement manner. After the locking member 135 is rotated by a predetermined angle under the action of the fixing member 131, the locking chuck 1352 is locked with the second member 200 in a dislocation manner, and the fixing member 131 and the locking member 135 are continuously rotated in a non-limited threaded manner to drive the locking member 135 to move along the axial direction thereof, so that the first member 110 and the second member 200 are locked and fixed.

As shown in fig. 1, 2, 3 and 6, in the above embodiment of the present application, optionally, the cavity wall of the receiving cavity 121 is provided with a first type of thread structure 1211, and the outer wall of the fastening member 132 is provided with a second type of thread structure 1323 matching the first type of thread structure 1211.

In this embodiment, the cavity wall of the accommodating cavity 121 of the base 120 is provided with a first type of thread structure 1211, and the outer wall of the fastening member 132 is provided with a second type of thread structure 1323 matching with the first type of thread structure 1211, that is, the fastening member 132 is in threaded connection with the base 120, so that the fastening member 132 can be moved relative to the base 120 under the pushing action of the fixing member 131.

Illustratively, the first type of thread structure 1211 may be a helical protrusion and the second type of thread structure 1323 may be a helical groove that mates with the helical protrusion. Of course, the first type of thread structure 1211 may also be a helical groove and the second type of thread structure 1323 may be a helical protrusion that mates with the helical groove.

As shown in fig. 7, 8, 9, 10 and 11, the present embodiment further provides a fitting assembly 1000, where the fitting assembly 1000 includes a first component 110, a second component 200, and the tolerance compensator 100 described in any of the foregoing embodiments, where the tolerance compensator 100 is disposed on the first component 110, and where the tolerance compensator 100 is used to fasten the first component 110 and the second component 200.

Illustratively, the assembly 1000 is illustrated with the hidden door handle and door panel, the first component 110 being the hidden door handle, the second component 200 being the door panel, and the tolerance compensator 100 being preloaded onto the hidden door handle. Thus, when the first member 110 is assembled to the second member 200, the fixing member 131 is rotated by a preset angle under the action of the fixing member 131 to lock the second member 200 in a dislocation manner, and the fixing member 131 and the locking member 135 are continuously rotated in a non-limited threaded manner to drive the locking member 135 to move along the axial direction thereof, so that the hidden door handle and the door panel are locked and fixed, and at the same time, the error compensation in the axial direction is realized under the action of the first elastic adjusting part 1331 of the elastic pressing member 133, the error compensation in the radial direction is realized under the action of the second elastic adjusting part 141 of the radial adjusting member 140, and finally, the member to be assembled is locked and fixed, thereby realizing the automatic compensation function of the member to be assembled.

Any particular values in all examples shown and described herein are to be construed as merely illustrative and not a limitation, and thus other examples of exemplary embodiments may have different values.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

The above examples only represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the present application. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application.

Claims

1. A tolerance compensator for fastening a first component (110) and a second component (200), the tolerance compensator (100) comprising:

a base (120), the base (120) having a receiving cavity (121);

the axial adjusting assembly (130) is arranged in the accommodating cavity (121) and comprises a fixing piece (131), a fastening piece (132), an elastic pressing piece (133), a pushing piece (134) and a locking piece (135), wherein the fixing piece (131) is provided with external threads, the locking piece (135) is provided with internal threads or an inner cavity hole matched with the external threads, the fastening piece (132) is provided with a first mounting cavity (1321) and a first through hole (1322) communicated with the first mounting cavity (1321), and the elastic pressing piece (133) is positioned in the first mounting cavity (1321) and is provided with a first elastic adjusting part (1331);

radial adjusting piece (140), radial adjusting piece is located respectively the cover retaining member (135) with the circumference of mounting (131), follow the periphery of radial adjusting piece (140) is equipped with second elasticity adjustment portion (141), second elasticity adjustment portion (141) with the inner wall butt of first part (110), one side of impeller (134) with first elasticity adjustment portion (1331) butt, the opposite side respectively with radial adjusting piece (140) with first part (110) butt, mounting (131) are worn to locate in proper order first through-hole (1322) impeller (134) with radial adjusting piece (140) and with retaining member (135) are carried out and are not limited to the screw thread joint mode.

2. The tolerance compensator according to claim 1, wherein the elastic pressing member (133) has a second mounting cavity (1332) and a second through hole (1333) communicating with the second mounting cavity (1332), the pushing member (134), the radial adjusting member (140), the locking member (135) and the first member (110) are all located in the second mounting cavity (1332), and the fixing member (131) is sequentially inserted through the first through hole (1322), the second through hole (1333), the pushing member (134) and the radial adjusting member (140) and is in a threaded engagement with the locking member (135).

3. The tolerance compensator according to claim 2, wherein the first elastic adjusting portion (1331) is a spring-like piece structure (13311), one end of the spring-like piece structure (13311) is fixedly connected with a cavity wall of the second mounting cavity (1332), and the other end of the spring-like piece structure extends towards the direction of the second mounting cavity (1332) so as to enable the first elastic adjusting portion (1331) to be elastically deformed along the axial direction of the first component (110).

4. Tolerance compensator according to claim 2, characterized in that the second elastic adjustment portion (141) is arranged around the outer circumference of the radial adjustment member (140) by a spring plate to achieve elastic deformation of the second elastic adjustment portion (141) in the radial direction of the first component (110).

5. The tolerance compensator according to claim 1, wherein the first component (110) has a limiting post (111) and a limiting buckle (112), the base (120) is provided with a limiting hole (122) adapted to the limiting post (111), and is provided with a limiting slot (123) adapted to the limiting buckle (112).

6. The tolerance compensator according to claim 1, wherein the locking member (135) is provided with a clamping groove (1351) in the outer circumference direction, and the radial adjusting member (140) is provided with a buckle (142) adapted to the clamping groove (1351) in the inner circumference direction.

7. The tolerance compensator according to claim 1, wherein the fixing member (131) is circumferentially provided with a limit groove (1311), and the inner circumference of the radial adjusting member (140) is provided with a limit rib (143) adapted to the limit groove (1311).

8. The tolerance compensator according to any of claims 1 to 7, wherein the locking member (135) comprises a locking clamp (1352) and a connecting post (1353), the locking clamp (1352) being connected to the connecting post (1353) and the internal thread or bore being provided in the connecting post (1353).

9. Tolerance compensator according to any of claims 1-7, characterized in that the cavity wall of the receiving cavity (121) is provided with a first type of thread formation (1211), and the outer wall of the fastener (132) is provided with a second type of thread formation (1323) cooperating with the first type of thread formation (1211).

10. A fitting assembly, characterized in that the fitting assembly (1000) comprises a first component (110), a second component (200) and a tolerance compensator (100) according to any of claims 1 to 9, the tolerance compensator (100) being arranged on the first component (110), the tolerance compensator (100) being used for fastening the first component (110) and the second component (200).