CN217301166U

CN217301166U - Tolerance compensation adjusting device

Info

Publication number: CN217301166U
Application number: CN202220855490.3U
Authority: CN
Inventors: 韩景峰; 陈秀梅; 孙学明
Original assignee: Weichai Power Co Ltd
Current assignee: Weichai Power Co Ltd
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-08-26
Anticipated expiration: 2032-04-13

Abstract

The application discloses tolerance compensation adjusting device for compensating the tolerance that first installed part and second installed part installation produced, include: the lower end of the connecting piece is arranged on the second mounting piece, and the upper end of the connecting piece penetrates through the first mounting piece to connect the first mounting piece with the second mounting piece; the outside of connecting piece and locate between first installed part and the second installed part are located to the cover to the compensating part, and during first installed part and the installation of second installed part, the up end of compensating part and the lower terminal surface butt of first installed part. The utility model provides an adjusting device, simple structure and simple operation can realize through connecting piece and compensating part cooperation that first installed part aligns with the second installed part, can avoid appearing installation stress, can eliminate installation tolerance by great degree, help promoting the reliability of installation to use the connecting piece to connect first installed part and second installed part, follow-up both of being convenient for are further fixed, help improving the installation effectiveness of first installed part and second installed part.

Description

Tolerance compensation adjusting device

Technical Field

The application relates to the field of part installation, in particular to a tolerance compensation adjusting device.

Background

In the part installation process, often there is the installation face between two structures of treating the installation and produces the deviation between the installation face and the installation face by, unable accurate alignment etc. leads to the installation tolerance easily, especially when the installation size chain is longer, produce the tolerance between adjacent installation face and the installation face by, many places tolerance accumulations form the accumulative tolerance, so will influence the holistic installation effect of device or equipment, if the part deformation can appear in the forced installation, produce installation stress, lead to the part to appear the crackle, bolt installation moment of torsion scheduling problem inadequately, greatly influenced the reliability of installation.

SUMMERY OF THE UTILITY MODEL

The application provides a tolerance compensation adjusting device to at least, solve and produce the installation stress easily between the spare part that is used for the installation at present, spare part fragile, installation reliability low scheduling problem.

The technical scheme adopted by the application is as follows:

a tolerance compensating adjustment device for compensating for tolerances resulting from the installation of first and second mounting members, comprising: the lower end of the connecting piece is arranged on the second mounting piece, and the upper end of the connecting piece penetrates through the first mounting piece to connect the first mounting piece and the second mounting piece; the compensating piece is located in the cover the outside of connecting piece just is located between first installed part and the second installed part, during the installation of first installed part and second installed part, the up end of compensating piece with the lower terminal surface butt of first installed part.

The tolerance compensation adjusting device of the application also has the following additional technical characteristics:

the compensating member is flexible, and the lower end of the connecting member, when moved in a direction towards the compensating member, causes the compensating member to expand outwardly to secure the compensating member to the second mounting member.

The lower end of the connecting piece is provided with a first conical surface, and the first conical surface inclines inwards in the direction towards the compensating piece.

The bottom wall of the compensating piece is provided with a notch, and the notch extends along the axial direction of the compensating piece.

The second installation part is provided with a first installation cavity, and the inner side wall of the first installation cavity is matched with the outer side wall of the compensation part.

The second installation part is provided with a second installation cavity, the second installation cavity is arranged below the first installation cavity, and the inner side wall of the second installation cavity is matched with the outer side wall of the lower end of the connecting piece.

And an inward convex limiting step is arranged between the first mounting cavity and the second mounting cavity, and the limiting step limits the position of the lower end face of the compensating part.

The protruding first installed part of stretching out in the upper end of connecting piece, just the upper end of connecting piece is equipped with the fastener.

The connecting piece includes first linkage segment and is located the second linkage segment of first linkage segment below, first linkage segment is equipped with the external screw thread, the second linkage segment is equipped with first conical surface, the inside wall of compensating part be equipped with the second conical surface of first conical surface looks adaptation.

The second connecting section is further provided with an anti-rotation portion, the anti-rotation portion is arranged below the first conical surface, and the second mounting piece is provided with a matching portion matched with the anti-rotation portion.

Due to the adoption of the technical scheme, the beneficial effects obtained by the application are as follows:

1. the utility model provides an adjusting device, simple structure and simple operation, can realize aligning the terminal surface of first installed part and second installed part orientation each other through connecting piece and compensating part cooperation, can avoid appearing the installation stress, but the great degree eliminates installation tolerance, help promoting the reliability of installation, and use the connecting piece to connect first installed part and second installed part, follow-up both of being convenient for are further fixed, help improving the installation effectiveness of first installed part and second installed part.

2. As a preferred embodiment of the present application, the compensating member has flexibility, and the lower end of the connecting member, when moving in a direction toward the compensating member, causes the compensating member to expand outwardly to fix the compensating member to the second mounting member; the utility model provides a compensator accessible inflation is realized fixed with the second installed part, has ensured the spacing/location of compensator, can guarantee the stability of the relative position of the first installed part after the installation and second installed part from this, can further promote the reliability of installation.

3. As a preferred embodiment of the present application, the lower end of the connecting member is provided with a first tapered surface which is inclined inward in a direction toward the compensating member; through setting up first conical surface, can prevent on the one hand that the compensating part from the lower extreme of connecting piece drops, on the other hand can be used to promote the compensating part inflation deformation, helps improving assembly efficiency.

4. As a preferred embodiment of the present application, the bottom wall of the compensating element is provided with a notch, and the notch extends along the axial direction of the compensating element; through setting up the breach, the compensating part is easy bulging deformation, helps improving assembly efficiency.

5. As a preferred embodiment of the present application, the second installation component is provided with a first installation cavity, and the inner side wall of the first installation cavity is matched with the outer side wall of the compensation component; through setting up first installation cavity, can provide for the compensator and place the space to after first installed part and second installed part installation are accomplished, the compensator can be spacing/be located first installation cavity, thereby can realize with the fixed of second installed part.

6. As a preferred embodiment of the present application, the second installation component is provided with a second installation cavity, the second installation cavity is arranged below the first installation cavity, and the inner side wall of the second installation cavity is matched with the outer side wall of the lower end of the connecting piece; through setting up the second installation cavity, can provide for the connecting piece and place the space to after first installed part and the installation of second installed part are accomplished, the connecting piece can be spacing/be located the second installation cavity, thereby can realize with the fixed of second installed part.

7. As a preferred embodiment of the present application, an inwardly protruding limiting step is provided between the first mounting cavity and the second mounting cavity, and the limiting step defines a position of a lower end surface of the compensating member; the position of the lower end face of the compensating part can be limited by arranging the limiting step, and the positioning efficiency of the compensating part can be improved.

8. As a preferred embodiment of the present application, the upper end of the connecting member protrudes out of the first mounting member, and the upper end of the connecting member is provided with a fastener; through setting up the fastener, can ensure the fastness and the reliability of first installed part and second installed part installation.

9. As a preferred embodiment of the present application, the connecting member includes a first connecting section and a second connecting section located below the first connecting section, the first connecting section is provided with an external thread, the second connecting section is provided with a first conical surface, and the inner side wall of the compensating member is provided with a second conical surface adapted to the first conical surface; by arranging the connecting piece into a two-section structure, for example, when the two-section structure is a split structure, the processing is convenient, and the processing precision is improved.

As a next preferred embodiment of the present embodiment, the second connecting section is further provided with an anti-rotation portion, the anti-rotation portion is disposed below the first conical surface, and the second mounting member is provided with a matching portion adapted to the anti-rotation portion; therefore, when the fastening piece is screwed, the rotation preventing part is matched with the matching part to prevent the connecting piece from rotating, and the reliability and the installation efficiency of installation are improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of a tolerance compensating adjustment device according to an embodiment of the present application assembled with a first mounting member and a second mounting member;

FIG. 2 is a schematic view of a connector according to an embodiment of the present application;

FIG. 3 is a schematic view of a compensator according to an embodiment of the present application;

FIG. 4 is a schematic view of a second mount according to an embodiment of the present application.

Reference numerals:

10-a first mounting part, 11-a second mounting part, 111-a first mounting cavity, 112-a second mounting cavity, 113-a limiting step;

20-connecting piece, 21-compensating piece, 22-fastening piece, 201-first conical surface, 211-notch, 202-first connecting section, 203-second connecting section, 204-rotation-preventing part.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In addition, in the description of the present application, it should be understood that the terms "upper", "lower", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are only used for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and encompass, for example, both fixed and removable connections or integral parts thereof; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1 to 4, a tolerance compensation adjustment device of the present application for compensating for a tolerance generated by mounting a first mounting member 10 and a second mounting member 11 includes: a connecting member 20, the lower end of the connecting member 20 being provided to the second mounting member 11, and the upper end of the connecting member 20 passing through the first mounting member 10 to connect the first mounting member 10 and the second mounting member 11; the compensating piece 21 is sleeved on the outer side of the connecting piece 20 and arranged between the first installation piece 10 and the second installation piece 11, and when the first installation piece 10 and the second installation piece 11 are installed, the upper end face of the compensating piece 21 is abutted to the lower end face of the first installation piece 10.

The first mounting member 10 and the second mounting member 11 described herein refer to any two structures that need to be mounted, and may be independent components or parts of some devices or apparatuses, which is not limited in this application. For convenience of description, the first mounting member 10 is used as a fixed structure, and the second mounting member 11 is used as a supporting or supporting structure, when the first mounting member 10 is mounted, the first mounting member 10 can move relative to the second mounting member 11 to approach the second mounting member 11 until the connection and fixation with the second mounting member 11 are performed. It should be noted that the alternative of the first mounting member 10 and the second mounting member 11 also falls within the scope of the present application.

When the adjusting device of the present application is used, the first mounting member 10 and the second mounting member 11 may be associated with each other by using the connecting member 20, as shown in fig. 1, the lower end of the connecting member 20 may be previously positioned at a position corresponding to the second mounting member 11, the upper end of the connecting member 20 may be passed through the first mounting member 10, and then the adjusting device may be operated to gradually bring the first mounting member 10 closer to the second mounting member 11. Specifically, the first mounting member 10 may be moved downward to gradually approach the second mounting member 11 by pulling the connecting member 20 upward. Simultaneously, the connecting member 20 can drive the compensating member 21 upward together until the upper end surface of the compensating member 21 abuts against the lower end surface of the first mounting member 10. Thus, the present invention can ensure the alignment between the mounted surface of the first mounting member 10 (i.e., the lower end surface of the first mounting member 10) and the mounting surface of the second mounting member 11 (i.e., the upper end surface of the second mounting member 11), and can avoid the occurrence of mounting stress, thereby improving the mounting reliability.

Further, after the upper end face of the compensator 21 abuts the lower end face of the first mounting element 10, the first mounting element 10 can be pushed further downward to reduce the gap between the first mounting element 10 and the second mounting element 11 until the two are fixed together.

By the above, the adjusting device of this application, simple structure and simple operation can realize aligning the terminal surface of first installed part and second installed part orientation each other, can avoid appearing installation stress, can eliminate installation tolerance by great degree through connecting piece and compensating part cooperation, help promoting the reliability of installation to use the connecting piece to connect first installed part and second installed part, be convenient for follow-up both further fixed, help improving the installation effectiveness of first installed part and second installed part.

In a specific implementation, when the first mounting part 10 and the second mounting part 11 are mounted, the lower end of the connecting member 20 may be fixed to the second mounting part 11, and the compensating member 21 may also be fixed to the second mounting part 11. It should be noted that the fixing described herein means that the lower end of the connecting member 20 or the compensating member 21 can be matched with the relevant structure of the second mounting member 11 to achieve the limit or positioning of the connecting member 20 and the compensating member 21 without using an additional mounting structure. The lower end of the connecting member 20 or the compensating member 21 may be embedded inside the second mounting member 11, or may partially extend outside the second mounting member 11, and may be adjusted according to the shape of the structure to be mounted in the actual application scene.

Preferably, the compensation member 21 is made of an elastic material, which allows the compensation member 21 to be deformed properly, for example, the lower end surface of the first mounting member 10 can press the compensation member 21 to further reduce the gap between the first mounting member 10 and the second mounting member 11, so as to enhance the connection effect between the two. The upper end of the connecting member 20 may be provided with a fastener to secure the first and second mounting

members

10 and 11.

In a preferred embodiment of the present application, the compensation element 21 has flexibility, and when the lower end of the connecting element 20 moves in a direction towards the compensation element 21, the compensation element 21 is caused to expand outwards, so that the compensation element 21 is fixed with the second mounting element 11.

In specific implementation, the compensation member 21 is made of an elastic material so as to be elastically deformed to fix the second mounting member 11. As shown in fig. 1, the compensating member 21 is disposed above and outside the lower end of the connecting member 20, when the first mounting member 10 and the second mounting member 11 are mounted, after the upper end surface of the compensating member 21 abuts against the lower end surface of the first mounting member 10, the connecting member 20 can be further operated to move upward, the lower end of the compensating member 21 is pushed upward by the connecting member 20, and the upper end of the compensating member 21 is pushed downward by the first mounting member 10, and the compensating member 21 can expand outward in the radial direction.

The utility model provides a compensating part accessible inflation is realized fixed with the second installed part, has ensured the spacing/location of compensating part, can guarantee the stability of the relative position of the first installed part after the installation and the second installed part from this, can further promote the reliability of installation.

The fixing mode of the compensating piece 21 and the second mounting piece 11 is not limited in the application, for example, the compensating piece 21 and the second mounting piece are provided with adaptive mounting surfaces, and the limiting or positioning can be realized through extrusion fit. Or one of the two is provided with a bulge, the other one of the two is provided with a groove matched with the bulge, and the bulge and the groove are matched to realize the limiting or positioning.

In a preferred embodiment, the lower end of the connecting part 20 is provided with a first tapered surface 201, and the first tapered surface 201 is inclined inward in a direction toward the compensating part 21.

As shown in fig. 1 or fig. 2, the first tapered surface 201 has a flared shape, and when the connecting member 20 moves upward, the first tapered surface 201 pushes the inner sidewall of the compensating member 21 to cause the compensating member 21 to expand outward. Preferably, the inner side wall of the compensating part 21 is provided with a slope or a cambered surface adapted to the first conical surface 201. Through setting up first conical surface, can prevent on the one hand that the compensating part from the lower extreme of connecting piece drops, on the other hand can be used to promote the compensating part inflation deformation, helps improving assembly efficiency.

In a preferred embodiment, the bottom wall of the compensator 21 is provided with a notch 211, said notch 211 extending in the axial direction of the compensator 21.

As shown in fig. 3, the compensating member 21 is of a sleeve structure. The notch 211 extends from the bottom wall of the compensator 21 to the side wall thereof. By providing the notch 211, the inner side wall of the compensating element 21 can easily expand outward when acted upon by the connecting element 20. Two symmetrical notches 211 are preferably provided in fig. 3, and the walls on both sides of each notch 211 can be easily expanded outward. The shape of the notch 211 may be, for example, a rectangle, a triangle, etc. to satisfy the requirement that the compensation member 21 can be elastically deformed and the overall strength of the compensation member 21 can be ensured. Through setting up the breach, the compensating part is easy bulging deformation, helps improving assembly efficiency.

In a preferred embodiment, the second mounting member 11 is provided with a first mounting cavity 111, and the inner side wall of the first mounting cavity 111 is matched with the outer side wall of the compensating member 21.

By arranging the first mounting cavity 111, a placing space can be provided for the compensating piece 21, and after the first mounting piece 10 and the second mounting piece 11 are mounted, the compensating piece 21 can be limited/positioned in the first mounting cavity 111, so that the fixing with the second mounting piece 11 can be realized.

As shown in fig. 1 and 4, before installation, the compensating element 21 may be inserted in advance into the outer side of the connecting element 20 and placed in the first installation cavity 111. During installation, when the compensating part 21 follows the connecting part 20, the compensating part 21 can move in the space of the first installation cavity 111. Until, when the compensating element 21 expands outwards, the outer side wall of the compensating element 21 presses against the inner side wall of the first mounting space 111, so that the fastening is achieved.

Preferably, the compensating member 21 is a cylindrical sleeve, and the inner side wall of the first mounting cavity 111 is provided with an arc-shaped wall.

Further, the second installation part 11 is provided with a second installation cavity 112, the second installation cavity 112 is arranged below the first installation cavity 111, and the inner side wall of the second installation cavity 112 is matched with the outer side wall of the lower end of the connecting part 20.

Through setting up second installation cavity 112, can provide the space of placeeing for connecting piece 20 to after first installed part 10 and the installation of second installed part 11 are accomplished, connecting piece 20 can be spacing/be located second installation cavity 112, thereby realize the fixed with second installation cavity 112.

As shown in fig. 1 and 4, the lower end of the connecting member 20 may be inserted into the second installation cavity 112 in advance before installation. During installation, as the connecting member 20 moves upward, its lower end can move within the space of the second mounting cavity 112. The lower end of the connecting member 20 is fixed to the second mounting cavity 112 until the first mounting member 10 and the second mounting member 11 are mounted.

Preferably, the lower end of the connecting member 20 is provided with a hexagonal structure, and the inner side wall of the second mounting cavity 112 is provided with a hexahedral structure matched with the hexagonal structure. In this embodiment, by providing the hexagonal structure and the hexagonal structure, the connecting member 20 can be prevented from rotating along its own axis, i.e., an anti-rotation structure is constituted.

Further, an inward-protruding limiting step 113 is arranged between the first mounting cavity 111 and the second mounting cavity 112, and the limiting step 113 defines the position of the lower end surface of the compensating part 21.

As shown in fig. 4, the inner diameter of the first installation cavity 111 is larger than that of the second installation cavity 112, and the first installation cavity and the second installation cavity can be transitionally connected through a limit step 113. The position of the lower end surface of the compensator 21 can be limited by providing the limit step 113, and the positioning efficiency of the compensator 21 can be improved. Initially, the compensating element 21 is disposed in the first mounting cavity 111, and the lower end surface of the compensating element 21 may abut against the limiting step 113. As the mounting process proceeds, the lower end surface of the compensating member 21 may be separated from the stopping step 113 to move upward. Further, when the first mounting part 10 presses the second mounting part 11 downwards, the compensating part 21 can move downwards, and finally the lower end surface of the compensating part 21 can abut against the limiting step 113 or a preset position above the limiting step 113.

As a preferred embodiment of the present application, the upper end of the connecting member 20 protrudes out of the first mounting member 10, and the upper end of the connecting member 20 is provided with a fastening member 22.

By providing the fastening member, the firmness and reliability of the installation of the first installation member 10 and the second installation member 11 can be ensured. As shown in fig. 1, the fastener 22 is, for example, a nut provided with an internal thread; correspondingly, the outer side wall of the upper end of the connecting piece 20 is provided with an external thread adapted to the internal thread of the nut.

Specifically, when the upper end surface of the compensation member 21 abuts against the lower end surface of the first mounting member 10, the nut may be rotated to fasten the compensation member to the connection member 20, so as to fix the first mounting member 10 and the second mounting member 11.

As a preferred embodiment of the present application, the connecting part 20 includes a first connecting section 202 and a second connecting section 203 located below the first connecting section 202, the first connecting section 202 is provided with an external thread, the second connecting section 203 is provided with a first tapered surface 201, and the inner side wall of the compensating part 21 is provided with a second tapered surface adapted to the first tapered surface 201.

As shown in fig. 2, the first connection section 202 and the second connection section 203 may be an integral structure or a separate structure. When the two are separate structures, they can be connected by screw-fitting, for example. Preferably, the first connecting section 202 is of a threaded rod configuration with an external thread on its upper end for mating engagement with an internal thread of the fastener 22. The second connection section 203 is provided with a first tapered surface 201, and the first tapered surface 201 prevents the compensating element 21 from falling off from the lower end of the connection element 20 when the compensation element 21 is fitted to the connection element, and the first tapered surface 201 causes the compensating element 21 to expand.

By arranging the connecting piece into a two-section structure, for example, when the two-section structure is a split structure, the processing is convenient, and the processing precision is improved.

Further, the second connecting section 203 is further provided with a rotation preventing portion 204, the rotation preventing portion 204 is arranged below the first conical surface 201, and the second mounting member 11 is provided with a matching portion matched with the rotation preventing portion 204.

As shown in fig. 2 and 4, the rotation preventing portion 204 is, for example, a hexagonal structure, and the second mounting member 11 is provided with an engaging portion which is, for example, a hexagonal structure. It will be appreciated that the anti-rotation portion 204 may also be other structures, such as a limiting rib, and correspondingly, the mating portion may be a limiting groove. In this manner, when the fastener 22 is tightened, the rotation-preventing portion 204 is engaged with the engaging portion to prevent the rotation of the connector 20, which contributes to the reliability of installation and the efficiency of installation.

Where not mentioned in this application, can be accomplished using or referencing existing technology.

All the embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from other embodiments.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A tolerance compensating adjustment device for compensating for tolerances resulting from the installation of a first mounting member and a second mounting member, comprising:

the lower end of the connecting piece is arranged on the second mounting piece, and the upper end of the connecting piece penetrates through the first mounting piece to connect the first mounting piece and the second mounting piece;

the compensating piece is located in the cover the outside of connecting piece just is located between first installed part and the second installed part, during the installation of first installed part and second installed part, the up end of compensating piece with the lower terminal surface butt of first installed part.

2. A tolerance compensating adjustment device according to claim 1,

the compensating member has flexibility, and when the lower end of the connecting member moves in a direction towards the compensating member, the compensating member is caused to expand outwards so as to fix the compensating member with the second mounting member.

3. A tolerance compensating adjustment device according to claim 2,

4. A tolerance compensating adjustment device according to claim 2,

5. A tolerance compensating adjustment device according to claim 2,

6. A tolerance compensating adjustment device according to claim 5,

the second mounting part is provided with a second mounting cavity which is arranged below the first mounting cavity,

the inner side wall of the second installation cavity is matched with the outer side wall of the lower end of the connecting piece.

7. A tolerance compensating adjustment device according to claim 6,

and an inward convex limiting step is arranged between the first mounting cavity and the second mounting cavity, and the limiting step limits the position of the lower end face of the compensating piece.

8. A tolerance compensating adjustment device according to any one of claims 1 to 7,

the upper end of the connecting piece protrudes out of the first mounting piece, and a fastening piece is arranged at the upper end of the connecting piece.

9. A tolerance compensating adjustment device according to claim 1,

10. A tolerance compensating adjustment device according to claim 9,