CN117588475A

CN117588475A - Tolerance compensator and assembly component

Info

Publication number: CN117588475A
Application number: CN202311679197.1A
Authority: CN
Inventors: 李双双; 姚志坚
Original assignee: Guangzhou Wei Si Automobile Parts Co ltd
Current assignee: Guangzhou Wei Si Automobile Parts Co ltd
Priority date: 2023-12-07
Filing date: 2023-12-07
Publication date: 2024-02-23

Abstract

The application discloses tolerance compensator and assembly subassembly belongs to the compensator field. The tolerance compensator includes a first compensation assembly and a second compensation assembly. The first compensation component comprises a fixing piece, a fastening piece, a clamping piece and a locking piece, wherein the fastening piece is provided with an installation cavity and a through hole, the clamping piece is positioned in the installation cavity and is provided with a first clamping part, the locking piece is provided with a second clamping part matched with the first clamping part, and the fixing piece sequentially penetrates through the through hole and the clamping piece and is in threaded engagement with the locking piece; the second compensation component comprises an elastic adjusting piece and a positioning piece, wherein the elastic adjusting piece is provided with an elastic adjusting part, the elastic adjusting part is located in the installation cavity and is abutted against the cavity wall of the installation cavity, the elastic adjusting piece is provided with a limiting rib, one end of the positioning piece is provided with a limiting groove matched with the limiting rib, the other end of the positioning piece is abutted against one end of the fastening piece, which is close to the second component, and the locking piece penetrates through the positioning piece. The tolerance compensator provided by the application can 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

The tolerance compensator is mainly applied to occasions with higher requirements on fastening assembly precision, and mainly used for occasions that the fixed piece cannot be normally installed or installed in a deviation mode due to the fact that the fixed piece has size and positioning errors. In vehicle applications, where there may be dimensional or spatial differences in the two screwed components due to tolerance effects, a tolerance compensator that combines axially and radially is required to be placed between the components to be joined to accommodate the spatial differences. However, the conventional tolerance compensator cannot achieve the effect of automatic compensation.

Disclosure of Invention

In view of the foregoing, it is an object of the present application to provide a tolerance compensator that overcomes the deficiencies of the prior art.

In order to solve the above technical problems, the present application provides:

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

the first compensation component is arranged in the accommodating cavity and comprises a fixing piece, a fastening piece, a clamping 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 an installing cavity and a through hole communicated with the installing cavity, the clamping piece is positioned in the installing cavity and is provided with a first clamping part, the locking piece is provided with a second clamping part matched with the first clamping part, the fixing piece sequentially penetrates through the through hole and the clamping piece and is screwed with the locking piece, and when the locking piece rotates for a preset angle under the action of the fixing piece and the clamping piece, the fixing piece and the locking piece are continuously screwed to drive the fixing piece to move along the axis direction of the fixing piece;

the second compensation assembly comprises an elastic adjusting piece and a positioning piece, wherein an elastic adjusting part is arranged on the outer periphery of the elastic adjusting piece, the elastic adjusting part is positioned in the mounting cavity and is abutted to the cavity wall of the mounting cavity, a limiting rib is arranged on the inner periphery of the elastic adjusting piece, a limiting groove matched with the limiting rib is formed in the outer periphery of one end of the positioning piece, the other end of the positioning piece is abutted to one end of the second component close to the fastening piece, and the locking piece is arranged on the positioning piece in a penetrating mode.

In addition, the tolerance compensator according to the present application may further have the following additional technical features:

in some embodiments of the present application, the locking member includes a locking head and a connecting column, the locking head is connected with the connecting column, and the internal thread or the inner cavity hole is arranged in the connecting column and in the locking head, the second clamping portion is arranged on the connecting column, a first guiding protrusion is arranged on the periphery of the connecting column, and a first guiding inclined plane matched with the first guiding protrusion is arranged on the side wall of one end of the positioning member.

In some embodiments of the present application, the elastic adjusting member protrudes toward one end of the second component to form a limiting post, and a side surface of the limiting post and the first guiding inclined surface form a first guiding groove matched with the first guiding protrusion.

In some embodiments of the present application, the tolerance compensator further comprises an elastic element, the elastic element comprises a body, a first elastic arm and a second elastic arm, the first elastic arm and the second elastic arm are respectively connected to two ends of the body, the body is sleeved on the clamping element, the clamping element is far away from one end of the locking element, a first mounting hole matched with the first elastic arm is formed in one end of the clamping element, a first mounting groove is formed in the outer circumference of the positioning element, a second mounting groove is formed in the inner circumference of the elastic adjusting element, and the first mounting groove and the second mounting groove form a second mounting hole matched with the second elastic arm.

In some embodiments of the present application, the elastic adjusting member protrudes from one end of the limiting post to form a limiting cavity, and the body is located in the limiting cavity.

In some embodiments of the present application, the inner circumference of the elastic adjusting member is provided with a second guiding protrusion, and the outer circumference of one end of the positioning member is provided with a second guiding groove matched with the second guiding protrusion.

In some embodiments of the present application, a fifth clamping portion is disposed at a side, away from the second component, of the other end of the positioning member, and a sixth clamping portion that is matched with the fifth clamping portion is disposed at an end, close to the second component, of the fastening member.

In some embodiments of the present application, a plurality of positioning protrusions are disposed on a side, away from the fastener, of the other end of the positioning member, the positioning protrusions are disposed along the circumferential direction of the connecting column at intervals, and the positioning protrusions are provided with second guiding inclined planes so as to form third guiding grooves matched with the locking heads.

In some embodiments of the present application, the tolerance compensator further comprises a snap ring that is snapped into engagement with the first component.

In some embodiments of the present application, the snap ring is towards one side protrusion extension of holding the chamber forms the constant head tank, be provided with the reference column on the elasticity adjustment portion, just the constant head tank with the inner chamber wall of installation cavity forms the constant head chamber, the reference column wears to locate the constant head chamber and with the fastener is kept away from the one end joint of second part.

In some embodiments of the present application, the fastener is provided with a limiting hole for the positioning groove and the positioning post to penetrate.

In some embodiments of the present application, the projection shape of the locking head on the second component is any one of a polygon, an elongated bar, a cross, an i-shape, a semicircle, or an ellipse.

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.

In addition, the application further provides a fitting assembly, which comprises a first component, a second component and the tolerance compensator in any of the above embodiments, wherein the tolerance compensator is arranged on the first component, and the tolerance compensator is used for fastening the first component and the second component.

Embodiments of the present application have the following advantages:

the application provides a tolerance compensator and assembly component, the tolerance compensator includes first compensation component and second compensation component. The first compensation component comprises a fixing piece, a fastening piece, a clamping piece and a locking piece, wherein the fixing piece is provided with an external thread, the locking piece is provided with an internal thread or an inner cavity hole matched with the external thread, the fastening piece is provided with an installation cavity and a through hole communicated with the installation cavity, the clamping piece is positioned in the installation cavity and is provided with a first clamping part, the locking piece is provided with a second clamping part matched with the first clamping part, the fixing piece sequentially penetrates through the through hole and the clamping piece and is screwed with the locking piece, the second compensation component comprises an elastic adjusting piece and a positioning piece, the outer circumference of the elastic adjusting piece is provided with an elastic adjusting part, the elastic adjusting part is positioned in the installation cavity and is abutted against the cavity wall of the installation cavity, the inner circumference of the elastic adjusting piece is provided with a limiting rib, the outer circumference of one end of the positioning piece is provided with a limiting groove matched with the limiting rib, and the other end of the positioning piece is abutted against one end of the fastening piece, which is close to the second component, and the locking piece is penetrated and arranged on the positioning 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 so that the fixing piece and the locking piece are screwed together, the head of the fixing piece is utilized to push the fastening piece to move relative to the first component in the screwing process, so that the positioning piece is pushed to drive the elastic adjusting piece to synchronously move, the positioning piece is abutted to the second component so as to carry out correction and compensation in the axial direction, meanwhile, as the fixing piece is in interference fit with the clamping piece, the clamping piece is clamped with the second clamping part of the clamping piece through the first clamping part, so that the locking piece and the locking piece are screwed together under the action of the fixing piece and the clamping piece to drive the fixing piece and the locking piece to move along the axial direction of the fixing piece, the first component and the second component are locked, and meanwhile, the elastic adjusting part of the elastic adjusting piece can carry out correction and compensation on the whole tolerance compensator and the second component in the radial direction so as to finally realize automatic assembly of the first component and the second component (the first component and the second component are automatically fastened).

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 shows a schematic rear view of the tolerance compensator of FIG. 2;

FIG. 4 illustrates a second schematic cross-sectional view of a tolerance compensator in some embodiments of the present application;

FIG. 5 illustrates a third schematic cross-sectional view of a tolerance compensator in some embodiments of the present application;

FIG. 6 shows a schematic rear view of the tolerance compensator of FIGS. 4 and 5;

FIG. 7 illustrates an exploded schematic view of a tolerance compensator in some embodiments of the present application;

FIG. 8 illustrates a partially exploded schematic illustration of a tolerance compensator in some embodiments of the present application;

FIG. 9 illustrates a partially exploded schematic second view of a tolerance compensator in some embodiments of the present application;

FIG. 10 illustrates a partially exploded schematic third view of a tolerance compensator in some embodiments of the present application;

FIG. 11 illustrates a partially exploded schematic view of a tolerance compensator in some embodiments of the present application;

FIG. 12 illustrates an exploded schematic view of a tolerance compensator in some embodiments of the present application.

Description of main reference numerals:

100-tolerance compensators; 110-a first component; 111-a receiving cavity; 1111—a first type of thread structure; 120-a first compensation component; 121-a fixing member; 1211-external threads; 122-fasteners; 1221-mounting cavities; 1222-a through hole; 1223-sixth clamping portions; 1224-limiting aperture; 1225-a second type of thread structure; 123-clamping piece; 1231-a first clamping part; 1232—a first mounting hole; 124-locking member; 1241-internal threads; 1242-a second clip; 1243-locking head; 1244-connecting posts; 12441-first guide projection; 130-a second compensation component; 131-elastic adjustment member; 1311-an elastic adjustment section; 13111-positioning posts; 1312-a limit post; 1313-a second mounting slot; 1314-limiting cavity; 132-positioning piece; 1321-limit groove; 1322-first guide ramp; 13221-first guide groove; 1323-a first mounting slot; 13231-second mounting hole; 1324-fifth clamping part; 1325-positioning projections; 13251-second guide ramp; 13252-third guide groove; 140-elastic members; 141-a body; 142-a first resilient arm; 143-a second elastic arm; 150-clamping rings; 151-positioning grooves; 1511-positioning cavity; 200-a second component.

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, an embodiment of the present application provides a tolerance compensator 100, which is mainly used for assembling and fixing components to be assembled, especially in the field of automobile accessories. For convenience of description, the first and second parts 110 and 200 of the assembly are assembled and fastened, and the tolerance compensator 100 is preset on the first part 110 to be assembled and fastened with the second part 200 is described as an example.

As shown in fig. 7, the tolerance compensator 100 includes a first compensation assembly 120 and a second compensation assembly 130. Wherein, the first compensation assembly 120 includes a fixing member 121, a fastening member 122, a clamping member 123, and a locking member 124, and the second compensation assembly 130 includes an elastic adjusting member 131 and a positioning member 132. The first part 110 has a receiving cavity 111, and the tolerance compensator 100 is intended to be mounted on the first part 110.

Referring to fig. 2 to 6, the first compensation component 120 is disposed in the accommodating cavity 111, the fixing member 121 has an external thread 1211, the locking member 124 is provided with an internal thread 1241 or an internal cavity hole matched with the external thread 1211, the fastening member 122 has a mounting cavity 1221 and a through hole 1222 communicated with the mounting cavity 1221, the locking member 123 is disposed in the mounting cavity 1221 and has a first clamping portion 1231, the locking member 124 has a second clamping portion 1242 matched with the first clamping portion 1231, the fixing member 121 sequentially passes through the through hole 1222 and the locking member 123 and is screwed with the locking member 124, and when the locking member 124 rotates by a preset angle under the action of the fixing member 121 and the locking member 123, the fixing member 121 and the locking member 124 are continuously screwed to drive the fixing member 121 to move along the axial direction thereof.

The periphery of the elastic adjusting piece 131 is provided with an elastic adjusting part 1311, the elastic adjusting part 1311 is located in the installation cavity 1221 and is abutted to the cavity wall of the installation cavity 1221, the inner periphery of the elastic adjusting piece 131 is provided with a limit rib, the periphery of one end of the positioning piece 132 is provided with a limit groove 1321 matched with the limit rib, the other end of the positioning piece 132 is abutted to one end of the fastener 122, which is close to the second component 200, and the locking piece 124 is arranged on the positioning piece 132 in a penetrating manner.

In the tolerance compensator 100 provided in the embodiment of the application, when the tolerance compensator 100 is pre-mounted on the first component 110 and the second component 200 is fastened to the first component 110, the second component 200 is provided with the assembly hole, the fixing piece 121 is rotated clockwise or anticlockwise to enable the fixing piece 121 to be screwed with the locking piece 124, the head of the fixing piece 121 is utilized to push the fastening piece 122 to move axially relative to the first component 110 in the screwing process, so that the positioning piece 132 is pushed to drive the elastic adjusting piece 131 to move axially synchronously, and then the positioning piece 132 is abutted with the second component 200 to perform correction and compensation in the axial direction, so that the error compensation in the axial direction is realized.

Meanwhile, the fixing member 121 is in interference fit with the clamping member 123, and the clamping member 123 is clamped with the second clamping portion 1242 of the locking member 124 through the first clamping portion 1231, so that the locking member 124 firstly rotates synchronously by a preset angle under the action of the fixing member 121 and the clamping member 123.

The fixing member 121 and the locking member 124 are continuously screwed to drive the fixing member 121 and the locking member 124 to move along the axial direction thereof, so as to lock the first component 110 and the second component 200, and at the same time, when the locking member 124 passes through the assembly hole of the second component 200, the elastic adjusting portion 1311 of the elastic adjusting member 131 can correct and compensate the whole tolerance compensator 100 and the second component 200 in the radial direction, so as to realize error compensation in the radial direction, and finally lock and fix the components to be assembled (the first component 110 and the second component 200), so as to realize automatic compensation of the components to be assembled.

Illustratively, the tolerance compensator 100 is used on a hidden door handle, where the first component 110 is formed by the hidden door handle, the first component 110 includes, but is not limited to, the hidden door handle, the second component 200 includes, but is not limited to, a door sheet metal part, the fixing element 121 includes, but is not limited to, a fixing screw, the elastic adjustment portion 1311 may be formed by continuously bending an elastic sheet around an outer circumference of the elastic adjustment portion 131, so as to enable the elastic adjustment portion 1311 to elastically deform along a radial direction of the mounting cavity 1221, the limiting rib may be an annular buckle, the limiting groove 1321 may be an annular buckle, the limiting rib may also be an annular buckle, and the limiting groove 1321 is an annular buckle. 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. 11, the clamping member 123 is illustratively a tubular structure, which is convenient for the penetrating of the fixing screw and is in interference fit with the tubular structure, the tubular structure thereof is provided with a first clamping portion 1231, and the locking member 124 is provided with a second clamping portion 1242. The first locking portion 1231 may be a buckle, and the second locking portion 1242 is a slot. It can be appreciated that the first locking portion 1231 can also be a locking groove, and the second locking portion 1242 can be a buckle.

As shown in fig. 8 and 9, in an embodiment of the present application, optionally, the locking member 124 includes a locking head 1243 and a connecting post 1244, the locking head 1243 is connected with the connecting post 1244, and the internal thread 1241 or the cavity hole is disposed in the connecting post 1244 and the locking head 1243, the second clamping portion 1242 is disposed on the connecting post 1244, a first guiding protrusion 12441 is disposed on an outer circumference of the connecting post 1244, and a first guiding inclined surface 1322 matched with the first guiding protrusion 12441 is disposed on a side wall of one end of the positioning member 132.

In this embodiment, the first guide protrusion 12441 is disposed on the outer circumference of the connecting post 1244, and the first guide inclined surface 1322 matched with the first guide protrusion 12441 is disposed on the side wall of one end of the positioning member 132, so as to play a role in guiding the locking member 124 in the process of screwing the fixing member 121 and the locking member 124 to drive the locking member 124 to move along the axial direction thereof, so that the first guide protrusion 12441 slides to the limiting surface along the first guide inclined surface 1322, thereby locking the first member 110 and the second member 200.

Illustratively, the first guide projection 12441 can be a helical projection and the first guide ramp 1322 can be a helical surface that mates with the helical projection.

Referring to fig. 10 and 11, the elastic adjusting member 131 protrudes toward one end of the second member 200 to form a limiting post 1312, and a side surface of the limiting post 1312 and the first guide inclined surface 1322 form a first guide groove 13221 that is matched with the first guide protrusion 12441.

In this embodiment, the elastic adjusting member 131 is protruded and extended toward one end of the second member 200 to form the limiting post 1312, so that the side surface of the limiting post 1312 and the first guiding inclined surface 1322 form the first guiding groove 13221 matched with the first guiding protrusion 12441, and in the process of screwing the fixing member 121 and the locking member 124 to drive the locking member 124 to move along the axial direction thereof, the locking member 124 is guided and limited in stroke, so that the first guiding protrusion 12441 slides along the first guiding groove 13221 to the limiting surface, thereby locking the first member 110 and the second member 200.

For example, the first guide groove 13221 may be a spiral groove that cooperates with the spiral protrusion.

As shown in fig. 8 to 11, in the foregoing embodiment of the present application, optionally, the tolerance compensator 100 further includes an elastic member 140, where the elastic member 140 includes a body 141, a first elastic arm 142 and a second elastic arm 143, the first elastic arm 142 and the second elastic arm 143 are respectively connected to two ends of the body 141, the body 141 is sleeved on the clamping member 123, one end of the clamping member 123 away from the locking member (124) is provided with a first mounting hole 1232 adapted to the first elastic arm 142, an outer circumference of the positioning member 132 is provided with a first mounting groove 1323, an inner circumference of the elastic adjusting member 131 is provided with a second mounting groove 1313, and the first mounting groove 1323 and the second mounting groove 1313 form a second mounting hole 13231 adapted to the second elastic arm 143.

Therefore, in the process that the first guide protrusion 12441 slides along the first guide groove 13221 to the limiting surface to lock the first component 110 and the second component 200, the second elastic arm 143 is fixedly installed in the second installation hole 13231, and the first elastic arm 142 and the body 141 rotate synchronously along with the clamping member 123 and the locking member 124 to generate a restoring torque force. Thus, when the replacement of the disassembly tolerance compensator 100 is required, the locking member 124 and the clamping member 123 are automatically reset by rotating the fixing member 121 in a counterclockwise or clockwise direction under the action of the reset torsion, thereby facilitating the removal of the locking head 1243 from the assembly hole of the second member 200.

Illustratively, the elastic member 140 may be a torsion spring. Wherein, the body 141 may be a cylindrical spring, and the first elastic arm 142 and the second elastic arm 143 are torsion arms to form a torsion spring.

As shown in fig. 8, 9 and 10, in the above embodiment of the present application, optionally, an end of the elastic adjustment member 131 away from the limiting post 1312 protrudes to form a limiting cavity 1314, and the body 141 is located in the limiting cavity 1314.

In the present embodiment, the elastic member 131 protrudes from the end of the limiting post 1312 to form a limiting cavity 1314, and the body 141 is disposed in the limiting cavity 1314, so as to limit the elastic member 140 during assembly and use.

For example, the limiting cavity 1314 may be formed by at least two ribs spaced apart along the circumference of the body 141.

In the above embodiment of the present application, optionally, the inner circumference of the elastic adjusting member 131 is provided with a second guide protrusion, and the outer circumference of one end of the positioning member 132 is provided with a second guide groove matched with the second guide protrusion.

In the present embodiment, by providing the second guide protrusion in the inner circumference of the elastic adjustment member 131 and providing the second guide groove to be engaged with the second guide protrusion in the outer circumference of one end of the positioning member 132. Like this, when assembling setting element 132 and elasticity regulating part 131, the second guide protrusion of elasticity regulating part 131 removes along the second guide way, and then the assembly of setting element 132 and elasticity regulating part 131 of being convenient for makes its assembled position more accurate, simultaneously, the cooperation of second guide protrusion and second guide way has played the effect of location, prevents setting element 132 and elasticity regulating part 131 relative rotation.

As shown in fig. 7 to 10, in the above embodiment of the present application, optionally, a fifth clamping portion 1324 is disposed on a side of the other end of the positioning member 132 away from the second component 200, and a sixth clamping portion 1223 that mates with the fifth clamping portion 1324 is disposed on an end of the fastener 122 near the second component 200.

Therefore, the biting force between the positioning piece 132 and the fastening piece 122 is increased in the assembly process, so that the matching is firmer and more reliable, and the relative displacement between the positioning piece 132 and the fastening piece 122 in the radial direction is prevented, thereby playing a role in preventing looseness.

For example, the fifth clamping portion 1324 may be formed by a plurality of lands or serrations arranged in an array, the sixth clamping portion 1223 may be a smooth surface or a rough surface, and the sixth clamping portion 1223 may also be formed by a plurality of lands or serrations arranged in an array, where the lands or serrations of the sixth clamping portion 1223 and the lands or serrations of the fifth clamping portion 1324 are offset from each other so as to be convenient for the two to be mutually engaged.

As shown in fig. 8 to 11, in the above-described embodiment of the present application, optionally, a plurality of positioning protrusions 1325 are provided at a side of the other end of the positioning member 132 remote from the fastening member 122, a plurality of the positioning protrusions 1325 are provided at intervals along the circumference of the connection post 1244, and the positioning protrusions 1325 are provided with second guide inclined surfaces 13251 to form third guide grooves 13252 that are matched with the locking heads 1243.

In this embodiment, a plurality of positioning protrusions 1325 are disposed at a side of the other end of the positioning member 132 away from the fastening member 122 and are circumferentially spaced apart from each other along the connecting post 1244, and the positioning protrusions 1325 are provided with second guiding inclined surfaces 13251 to form third guiding grooves 13252 matched with the locking heads 1243, so that the locking heads 1243 are guided and limited in the process of screwing the fixing member 121 and the locking member 124 to drive the locking member 124 to move along the axial direction thereof, and the locking heads 1243 slide along the second guiding inclined surfaces 13251 of the third guiding grooves 13252 to limit surfaces, thereby locking the first component 110 and the second component 200.

Illustratively, the second guiding ramp 13251 can be a helical surface that mates with the locking head 1243.

As shown in fig. 2 and 12, in any of the above embodiments of the present application, optionally, the tolerance compensator 100 further comprises a snap ring 150, and the snap ring 150 is engaged with the first component 110.

Illustratively, the snap ring 150 is provided with a snap ring, the first member 110 is provided with a snap hole, and the snap ring 150 is fixed to the first member 110 by the snap ring and the snap hole, so that the first compensation assembly 120 and the second compensation assembly 130 are prevented from falling off from the first member 110. In addition, the clamping ring 150 is clamped with the first component 110, so that the disassembly and assembly are convenient, and the assembly efficiency is improved.

As shown in fig. 10 and 12, in the above embodiment of the present application, optionally, the snap ring 150 protrudes toward the side of the accommodating cavity 111 to form a positioning groove 151, the elastic adjustment portion 1311 is provided with a positioning post 13111, and the positioning groove 151 and the inner cavity wall of the mounting cavity 1221 form a positioning cavity 1511, and the positioning post 13111 is disposed through the positioning cavity 1511 and is clamped with an end of the fastener 122 away from the second component 200.

In this embodiment, after the elastic adjustment member 131 is assembled with the fastener 122 by the engagement of the positioning posts 13111 with the positioning grooves 151 of the snap ring 150, the elastic adjustment member 131 is restrained and positioned in the radial direction, i.e., the X-direction and the Z-direction, so that the elastic adjustment member 131 is prevented from rotating when the fixing member 121 rotates. Meanwhile, the positioning column 13111 is inserted into the positioning cavity 1511 and is clamped with the end, far away from the second component 200, of the fastening member 122, so that after the elastic adjusting member 131 is assembled with the fastening member 122, the elastic adjusting member 131 and the fastening member 122 are limited and positioned in the axial direction, namely in the Y direction, so that the elastic adjusting member 131 and the fastening member 124 are prevented from being separated from the fastening member 122 when the fixing member 121 is locked and loosened.

Illustratively, the positioning posts 13111 are provided with snaps, and the fasteners 122 are provided with snap holes through which the snaps cooperate to secure the elastic adjustment member 131 to the fasteners 122.

As shown in fig. 10 and 12, in the above embodiment of the present application, optionally, a limiting hole 1224 is formed on the fastener 122 for penetrating the positioning groove 151 and the positioning post 13111. Thus, under the action of the limiting aperture 1224 and the positioning post 13111, when the fastener 122 is assembled into the receiving cavity 111 of the first component 110, only a predetermined angle can be rotated within the receiving cavity 111 to bring the tolerance compensator 100 and the second component 200 to a predetermined position.

In any of the above embodiments of the present application, optionally, a projection shape of the locking head 1243 on the second component 200 is any one of a polygon, an elongated bar, a cross, an i-shape, a semicircle, or an ellipse.

In the present embodiment, the projection shape of the locking head 1243 on the second member 200 is exemplified as a square, but not limited thereto. And can also be triangular, strip-shaped, cross-shaped, I-shaped, semicircular or elliptic.

As shown in fig. 7, 10 and 12, in any of the above embodiments of the present application, optionally, a cavity wall of the receiving cavity 111 is provided with a first type of screw structure 1111, and an outer wall of the fastening member 122 is provided with a second type of screw structure 1225 cooperating with the first type of screw structure 1111.

Y-direction adjustment is performed by threading the first type of thread formation 1111 of the first member 110 and the second type of thread formation 1225 of the fastener 122 together to compensate for Y-direction tolerances.

By way of example, the first type of thread feature 1111 may be a helical protrusion and the second type of thread feature 1225 a helical groove. It is understood that the first type of thread feature 1111 may be a helical groove and the second type of thread feature 1225 a helical protrusion.

The present embodiment also provides a mounting assembly, which 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 the tolerance compensator 100 is used to fasten the first component 110 and the second component 200.

Illustratively, the assembly is exemplified by a concealed door handle and door panel, the first component 110 is a concealed door handle, the second component 200 is a door panel, and the tolerance compensator 100 is exemplified as being preloaded onto the concealed door handle. In this way, when the first component 110 is assembled to the second component 200, the fixing piece 121 is rotated to enable the fixing piece 121 and the locking piece 124 to be screwed, the head of the fixing piece 121 is utilized to push the fastener 122 to move relative to the first component 110 in the screwing process, so that the positioning piece 132 is pushed to drive the elastic adjusting piece 131 to synchronously move, the positioning piece 132 is abutted to the second component 200 to perform correction and compensation in the axial direction, and error compensation in the axial direction is achieved, meanwhile, the locking piece 124 rotates by a preset angle under the action of the fixing piece 121 and the clamping piece 123, the fixing piece 121 and the locking piece 124 are continuously screwed to drive the fixing piece 121 and the locking piece 124 to move along the axial direction, and then the hidden door handle and the door metal plate are locked and fixed, meanwhile, error compensation in the radial direction is achieved under the action of the elastic adjusting part 1311 of the elastic adjusting piece 131, and finally automatic compensation of the component to be assembled is achieved.

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 first component (110) having a receiving cavity (111), characterized in that the tolerance compensator (100) comprises:

the first compensation assembly (120) is arranged in the accommodating cavity (111) and comprises a fixing piece (121), a fastening piece (122), a clamping piece (123) and a locking piece (124), wherein the fixing piece (121) is provided with an external thread (1211), the locking piece (124) is provided with an internal thread (1241) or an inner cavity hole matched with the external thread (1211), the fastening piece (122) is provided with a mounting cavity (1221) and a through hole (1222) communicated with the mounting cavity (1221), the clamping piece (123) is positioned in the mounting cavity (1221) and is provided with a first clamping part (1231), the locking piece (124) is provided with a second clamping part (1242) matched with the first clamping part (1231), the fixing piece (121) sequentially penetrates through the through hole (1222) and the clamping piece (123) and is screwed with the locking piece (124), and when the locking piece (124) is screwed with the fixing piece (121) and the preset angle, the fixing piece (121) is driven to rotate along the rotating direction of the fixing piece (121);

the second compensation component (130) comprises an elastic adjusting piece (131) and a positioning piece (132), wherein an elastic adjusting part (1311) is arranged on the outer periphery of the elastic adjusting piece (131), the elastic adjusting part (1311) is located in the installation cavity (1221) and is abutted to the cavity wall of the installation cavity (1221), a limiting rib is arranged on the inner periphery of the elastic adjusting piece (131), a limiting groove (1321) matched with the limiting rib is formed in the outer periphery of one end of the positioning piece (132), the other end of the positioning piece (132) is abutted to one end of the fastener (122) close to the second component (200), and the locking piece (124) is arranged on the positioning piece (132) in a penetrating mode.

2. The tolerance compensator according to claim 1, wherein the locking member (124) comprises a locking head (1243) and a connecting post (1244), the locking head (1243) is connected with the connecting post (1244), the internal thread (1241) or the cavity hole is arranged in the connecting post (1244) and the locking head (1243), the second clamping portion (1242) is arranged on the connecting post (1244), a first guiding protrusion (12441) is arranged on the outer circumference of the connecting post (1244), and a first guiding inclined surface (1322) matched with the first guiding protrusion (12441) is arranged on the side wall of one end of the positioning member (132).

3. The tolerance compensator according to claim 2, wherein the elastic adjustment member (131) protrudes towards one end of the second part (200) to form a limit post (1312), and a side surface of the limit post (1312) and the first guide inclined surface (1322) form a first guide groove (13221) matched with the first guide protrusion (12441).

4. A tolerance compensator according to claim 3, wherein the tolerance compensator (100) further comprises an elastic member (140), the elastic member (140) comprises a body (141), a first elastic arm (142) and a second elastic arm (143), the first elastic arm (142) and the second elastic arm (143) are respectively connected to two ends of the body (141), the body (141) is sleeved on the clamping member (123), a first mounting hole (1232) adapted to the first elastic arm (142) is formed at one end of the clamping member (123) away from the locking member (124), a first mounting groove (1323) is formed in the outer circumference of the positioning member (132), a second mounting groove (1313) is formed in the inner circumference of the elastic adjusting member (131), and the first mounting groove (1323) and the second mounting groove (1313) form a second mounting hole (13231) adapted to the second elastic arm (143).

5. The tolerance compensator of claim 4, wherein an end of the resilient adjustment member (131) remote from the stop post (1312) protrudes to extend to form a stop cavity (1314), the body (141) being located within the stop cavity (1314).

6. Tolerance compensator according to claim 2, characterized in that the inner circumference of the elastic adjustment member (131) is provided with a second guiding projection, and the outer circumference of one end of the positioning member (132) is provided with a second guiding groove cooperating with the second guiding projection.

7. The tolerance compensator according to claim 2, wherein a fifth clamping portion (1324) is provided at a side of the other end of the positioning member (132) away from the second component (200), and a sixth clamping portion (1223) that cooperates with the fifth clamping portion (1324) is provided at an end of the fastener (122) close to the second component (200).

8. The tolerance compensator according to claim 2, wherein a plurality of positioning protrusions (1325) are provided at the other end of the positioning member (132) away from the side of the fastening member (122), the plurality of positioning protrusions (1325) are provided at intervals along the circumferential direction of the connection post (1244), and the positioning protrusions (1325) are provided with second guiding slopes (13251) to form third guiding grooves (13252) that are matched with the locking head (1243).

9. The tolerance compensator according to any one of claims 1 to 8, wherein the tolerance compensator (100) further comprises a snap ring (150), the snap ring (150) being snapped with the first component (110).

10. The tolerance compensator according to claim 9, wherein the snap ring (150) protrudes towards one side of the accommodating cavity (111) to form a positioning groove (151), the elastic adjusting portion (1311) is provided with a positioning column (13111), the positioning groove (151) and an inner cavity wall of the mounting cavity (1221) form a positioning cavity (1511), and the positioning column (13111) is penetrated in the positioning cavity (1511) and is clamped with one end of the fastener (122) away from the second component (200).

11. The tolerance compensator of claim 10, wherein the fastener (122) is provided with a limiting hole (1224) for the positioning slot (151) and the positioning post (13111) to pass through.

12. The tolerance compensator according to any of claims 2 to 8, wherein the projected shape of the locking head (1243) on the second part (200) is any one of polygonal, elongated, cross-shaped, i-shaped, semi-circular or elliptical.

13. Tolerance compensator according to any of claims 1-8, characterized in that the cavity wall of the receiving cavity (111) is provided with a first type of thread formation (1111) and the outer wall of the fastener (122) is provided with a second type of thread formation (1225) cooperating with the first type of thread formation (1111).

14. A fitting assembly, characterized in that it comprises a first part (110), a second part (200) and a tolerance compensator (100) according to any of claims 1 to 13, said tolerance compensator (100) being arranged on said first part (110), said tolerance compensator (100) being adapted to fasten said first part (110) and said second part (200).