Clamping device

Abstract

The utility model relates to the field of bell-shaped shell clamping, in particular to a clamping device which comprises a clamping piece, the clamping piece is provided with a second connecting part and an extending part, one end of the clamping piece is provided with a first assembling hole, and the other end of the clamping piece is provided with a second assembling hole; the first connecting piece is arranged in the second assembling hole, one end of the first connecting piece is further provided with a first communicating hole, the first communicating hole penetrates through the first connecting piece, and the first communicating hole is matched with the second connecting end; the second connecting piece is further provided with a second communicating hole with the two ends communicating, the second communicating hole is also matched with the second connecting end, the second connecting piece is located between the shell body and the first connecting piece, and the end, close to the first connecting piece, of the shell body makes contact with the two ends of the second connecting piece. The clamping device has the advantages of being convenient to clamp, high in applicability and simple in structure by effectively utilizing the structural configuration of the clamping device.

Description

Technical Field

[0001] The present application relates to the field of bell housing clamping, and more particularly to a clamping device. Background Art

[0002] However, our company’s clamping device did not adopt modular design before. Figure 3 As shown, it adopts an integrated molding design, which makes the clamping device as a whole bulky. In addition, the clamping device is configured to cooperate with an external bell-shaped shell component. Therefore, when the user needs to clamp bell-shaped shell components of different sizes, the user needs to replace the clamping device as a whole, which leads to low processing efficiency of the product.

[0003] Therefore, there is a need to provide a clamping device that is convenient to clamp, highly applicable, and has a simple structure. Utility Model Content

[0004] The main purpose of the present application is to provide a clamping device, wherein the clamping device can effectively utilize its own structural configuration to achieve the advantages of convenient clamping and high applicability.

[0005] Another object of the present application is to provide a clamping device, wherein the clamping device includes a clamping member, a first connecting member and a second connecting member, the clamping member has a second connecting portion and an extending portion, the second connecting portion is connected to the extending portion, one end of the clamping member has a first assembly hole, and the other end has a second assembly hole, the second assembly hole is connected to the first assembly hole, the first assembly hole is located at the end of the second connecting portion away from the extending portion, the second assembly hole is located at the end of the extending portion away from the second connecting portion, the first connecting member is arranged in the second assembly hole, and one end of the first connecting member is spaced a predetermined distance from the first assembly hole, and the other end is away from the second connecting portion from the extending portion. One end of the first connecting member is flush, one end of the first connecting member also has a first communicating hole, the first communicating hole passes through the first connecting member, the first communicating hole cooperates with the second connecting end, the second connecting member also has a second communicating hole connected at both ends, the second communicating hole also cooperates with the second connecting end, and the second connecting member is located between the shell body and the first connecting member, and the end of the shell body and the first connecting member close to each other is in contact with both ends of the second connecting member. It should be noted that the first connecting member and the second connecting member adopt a modular design, so that the overall weight of the clamping device is lighter. In addition, the first connecting member and the second connecting member can be manually replaced to match bell-shaped shell components of different sizes.

[0006] Another object of the present application is to provide a clamping device, wherein the clamping device has a simple structure, is easy to operate, does not involve complex manufacturing processes and expensive materials, has high economy, and is easy to promote and use.

[0007] In order to achieve at least one of the above-mentioned invention purposes, the present application provides a clamping device, wherein the clamping device comprises:

[0008] A clamping member, the clamping member having a second connecting portion and an extending portion, the second connecting portion being connected to the extending portion, the clamping member having a first assembly hole at one end and a second assembly hole at the other end, the second assembly hole being connected to the first assembly hole, the first assembly hole being located at an end of the second connecting portion away from the extending portion, and the second assembly hole being located at an end of the extending portion away from the second connecting portion;

[0009] a first connecting member, the first connecting member is disposed in the second assembly hole, one end of the first connecting member is spaced a predetermined distance from the first assembly hole, and the other end is flush with an end of the extension portion away from the second connecting portion, one end of the first connecting member further has a first communicating hole, the first communicating hole passes through the first connecting member, and the first communicating hole matches the second connecting end; and

[0010] A second connecting member, the second connecting member also has a second connecting hole connected at both ends, the second connecting hole also cooperates with the second connecting end, and the second connecting member is located between the shell body and the first connecting member, and the end of the shell body and the first connecting member that is close to each other is in contact with both ends of the second connecting member.

[0011] In one or more embodiments of the present application, the second assembly hole is a hexagonal hole, and each wall forming the second assembly hole has a guide protrusion, the cross-sectional shape of the first connecting member is consistent with the shape of the second assembly hole, and the outer wall of each first connecting member has a first guide groove connected at both ends, and multiple guide protrusions are respectively matched with multiple first guide grooves.

[0012] In one or more embodiments of the present application, the wall surface forming the first connecting hole has a plurality of evenly distributed first strip grooves, and both ends of each of the first strip grooves are connected to the outside, wherein when the first connecting member cooperates with the second connecting end, the plurality of the first strip grooves cooperate with the plurality of the long strip protrusions.

[0013] In one or more embodiments of the present application, the second connecting hole has a large hole and a small hole, and the wall forming the small hole has a plurality of evenly distributed second strip grooves, the plurality of second strip grooves correspond one-to-one to the plurality of first strip grooves, and the plurality of second strip grooves cooperate with the plurality of long protrusions, and the first connecting end is located in the large hole.

[0014] In one or more embodiments of the present application, the clamping device also includes a cover plate, the cover plate having an assembly cavity and an insertion hole, the assembly cavity is communicated with the insertion hole, and the end of the extension portion facing away from the second connecting portion abuts against the bottom wall forming the assembly cavity, and the end of the second connecting member facing away from the shell body is placed in the insertion hole, and the aperture of the insertion hole is smaller than the maximum cross-sectional size of the first connecting member, so that the bottom wall forming the assembly cavity can limit the position of the first connecting member.

[0015] In one or more embodiments of the present application, the clamping device also includes a ring, which is also arranged in the second assembly hole, and the outer wall of the ring also has a plurality of second guide grooves, and the plurality of second guide grooves also cooperate with the plurality of guide protrusions, and one end of the ring is close to the first assembly hole, and the other end abuts against the end of the first connecting member.

[0016] In one or more embodiments of the present application, the clamping device also includes a limiting ring, which is fixed in the first assembly hole. Specifically, the limiting ring is fixed in the first assembly hole by at least two external bolts, and the side of the ring facing away from the first connecting member is in contact with the limiting ring.

[0017] In one or more embodiments of the present application, the clamping device also includes a rotating member, which is threadedly connected to the third connecting end, and the end of the rotating member also presses against an end of the first connecting member away from the second connecting member, that is, the rotating member is configured to limit the position of the connecting portion, thereby preventing the third connecting end from moving a predetermined distance in a direction close to the second connecting member. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] These and / or other aspects and advantages of the present application will become clearer and easier to understand from the following detailed description of the embodiments of the present application in conjunction with the accompanying drawings, in which:

[0019] Figure 1 The figure shows a structural schematic diagram of a clamping device.

[0020] Figure 2 The figure shows a schematic diagram of the assembly of a clamping device and a bell housing component.

[0021] Figure 3The figure shows a structural schematic diagram of an existing clamping device. DETAILED DESCRIPTION

[0022] The terms and words used in the following specification and claims are not limited to the literal meanings, but are merely used by the inventor to enable a clear and consistent understanding of the present application. Therefore, it will be apparent to those skilled in the art that the following description of various embodiments of the present application is provided for illustrative purposes only and not for the purpose of limiting the present application as defined by the appended claims and their equivalents.

[0023] It is to be understood that the term "one" should be understood as "at least one" or "one or more", that is, in one embodiment, the number of an element may be one, while in another embodiment, the number of the element may be multiple, and the term "one" should not be understood as a limitation on the quantity.

[0024] Although ordinals such as "first," "second," and the like will be used to describe various components, those components are not limited herein. The term is used only to distinguish one component from another. For example, a first component may be referred to as a second component, and likewise, a second component may be referred to as a first component without departing from the teachings of the utility model concept. The term "and / or" as used herein includes any and all combinations of one or more associated listed items.

[0025] The terms used herein are only used for the purpose of describing various embodiments and are not intended to be limiting. As used herein, singular forms are intended to also include plural forms, unless the context clearly indicates an exception. In addition, it will be understood that the terms "including" and / or "having" when used in this specification specify the presence of the described features, numbers, steps, operations, components, elements or combinations thereof, without excluding the presence or addition of one or more other features, numbers, steps, operations, components, elements or groups thereof.

[0026] Schematic clamping device

[0027] refer to Figure 1 to Figure 2 According to a preferred embodiment of the clamping device of the present invention, it should be noted that the structure of the clamping device is as follows Figure 2 As shown, the clamping device is arranged to cooperate with the bell housing component, specifically as Figure 2 The bell housing component shown includes a bell housing shell and other components cooperating with the bell housing shell, and the other components cooperating with the bell housing shell are arranged at one end of the bell housing shell, and the other end of the bell housing shell cooperates with the clamping device.

[0028] It is worth mentioning that the bell-shaped housing includes a housing body 11, and the housing has an opening and a cavity, the opening is connected to the cavity, and the opening is also connected to the outside.

[0029] Further, the shell has a first connection portion 12 at one end away from the opening, the first connection portion 12 has a first connection end 121, a second connection end 122 and a third connection end 123, the first connection end 121 extends outward from the end of the shell body 11 away from the opening, the second connection end 122 extends outward from the end of the first connection end 121 away from the shell body 11, and the third connection end 123 extends outward from the end of the second connection end 122 away from the first connection end 121, and the cross-sectional size of the second connection end 122 is greater than the cross-sectional size of the third connection end 123. It is worth mentioning that the outer wall of the third connection end 123 has an external thread, and the outer wall of the second connection end 122 has a plurality of evenly distributed long strip protrusions.

[0030] It is worth mentioning that the clamping device includes a clamping member 20, and the clamping member 20 has a second connecting portion 21 and an extending portion 22, the second connecting portion 21 is connected to the extending portion 22, and the size of the second connecting portion 21 is larger than the size of the extending portion 22, and the second connecting portion 21 and the extending portion 22 are integrally formed. It is worth mentioning that one end of the clamping member 20 has a first assembly hole 201, and the other end has a second assembly hole 202, and the second assembly hole 202 is connected to the first assembly hole 201. It is worth mentioning that the first assembly hole 201 is located at the end of the second connecting portion 21 away from the extending portion 22, and the second assembly hole 202 is located at the end of the extending portion 22 away from the second connecting portion 21.

[0031] The clamping device further includes a first connecting member 30, which is disposed in the second assembly hole 202, and one end of the first connecting member 30 is spaced a predetermined distance from the first assembly hole 201, and the other end is flush with the end of the extension portion 22 away from the second connection portion 21. It should also be noted that the second assembly hole 202 is a hexagonal hole, and each wall surface forming the second assembly hole 202 has a guide protrusion.

[0032] Further, the cross-sectional shape of the first connecting member 30 is consistent with the shape of the second assembly hole 202, and the outer wall of each of the first connecting members 30 has a first guide groove with two ends connected. Specifically, the first connecting member 30 first passes through the first assembly hole 201, and then is placed in the second assembly hole 202. In addition, a plurality of guide protrusions respectively cooperate with a plurality of the first guide grooves, thereby limiting the position of the first connecting member 30. It should be noted that one end of the first connecting member 30 also has a first connecting hole 301, and the first connecting hole 301 passes through the first connecting member 30. In addition, the wall surface forming the first connecting hole 301 has a plurality of uniformly distributed first strip grooves, and both ends of each of the first strip grooves are connected to the outside, wherein when the first connecting member 30 cooperates with the second connecting end 122, a plurality of the first strip grooves cooperate with a plurality of the long strip protrusions.

[0033] It should also be noted that the clamping device also includes a second connecting member 40, which cooperates with the second connecting end 122, and the second connecting member 40 is also located between the shell body 11 and the first connecting member 30, and one end of the second connecting member 40 contacts the end of the first connecting member 30, and the other end contacts the side of the shell body 11 close to the connecting portion.

[0034] Furthermore, the second connecting member 40 also has a second connecting hole 401, and the second connecting hole 401 has a large hole and a small hole, and the wall surface forming the small hole has a plurality of evenly distributed second strip grooves, the plurality of second strip grooves correspond one-to-one to the plurality of first strip grooves, and the plurality of second strip grooves cooperate with the plurality of long protrusions, and the first connecting end 121 is located in the large hole.

[0035] Specifically, the clamping device further includes a cover plate 50, the cover plate 50 having an assembly cavity and an insertion hole, the assembly cavity is connected to the insertion hole, and the end of the extension portion 22 away from the second connection portion 21 abuts against the bottom wall forming the assembly cavity, and the end of the second connection member 40 away from the shell body 11 is placed in the insertion hole. It should also be noted that the aperture of the insertion hole is smaller than the maximum cross-sectional size of the first connection member 30, so that the bottom wall forming the assembly cavity can limit the position of the first connection member 30, that is, the end of the first connection member 30 close to the second connection member 40 will contact the bottom wall forming the assembly cavity, thereby limiting the axial movement distance of the first connection member 30, and it should also be noted that the cover plate 50 is also fixed to the extension portion 22 by external screws, thereby limiting the position of the cover plate 50.

[0036] Specifically, the clamping device also includes a ring 60, which is also arranged in the second assembly hole 202, and the outer wall of the ring 60 also has a plurality of second guide grooves, which also cooperate with the plurality of guide protrusions, and one end of the ring 60 is close to the first assembly hole 201, and the other end is against the end of the first connecting member 30.

[0037] Specifically, the clamping device further includes a limiting ring 70, and the limiting ring 70 is fixed in the first assembly hole 201. Specifically, the limiting ring 70 is fixed in the first assembly hole 201 by at least two external bolts, and the side of the collar 60 away from the first connecting member 30 is in contact with the limiting ring 70, that is, the limiting ring 70 is configured to limit the position of the collar 60. It should be noted that the end of the third connecting end 123 away from the second connecting end 122 passes through the collar 60 and the limiting ring 70 in sequence and is placed outside.

[0038] It is worth mentioning that Figure 1 As shown, the clamping device further includes a rotating member 80, the rotating member 80 is threadedly connected to the third connecting end 123, and the end of the rotating member 80 also abuts against the end of the first connecting member 30 away from the second connecting member 40, that is, the rotating member 80 is configured to limit the position of the connecting portion, thereby preventing the third connecting end 123 from moving a predetermined distance in a direction close to the second connecting member 40. That is, the axial movement of the connecting portion is limited by the rotating member 80 and the second connecting member 40.

[0039] It should be noted that the present invention is a modular design, while our company's previous clamping device did not have a modular design, which resulted in the previous clamping device being bulky as a whole. The modular design is lighter in weight than the previous design. In addition, the appearance of the first connecting member 30 and the first connecting hole 301 after modularization can be clamped through the hole to complete the processing, which can very well ensure the coaxiality between the first connecting member 30 and the second connecting end 122, as well as the coaxiality between the first connecting member 30 and the clamping member 20. In addition, when clamping bell-shaped shell components of different sizes, the user only needs to replace the first connecting member 30 and the second connecting member 40, while the previous clamping device needs to be replaced as a whole, which is more troublesome.

[0040] In summary, the clamping device according to the embodiment of the present application is explained, which provides the clamping device with advantages such as convenient clamping, high applicability, and simple structure.

[0041] It is worth mentioning that in the embodiment of the present application, the clamping device has a simple structure, does not involve complex manufacturing processes and expensive materials, and has high economic efficiency. At the same time, for manufacturers, the clamping device provided by the present application is easy to produce and has low cost, which is more conducive to controlling production costs and further facilitating product promotion and use.

[0042] It should be understood by those skilled in the art that the embodiments of the present invention described above and shown in the accompanying drawings are only examples and do not limit the present invention. The purpose of the present invention has been fully and effectively achieved. The functional and structural principles of the present invention have been demonstrated and explained in the embodiments, and the embodiments of the present invention may be deformed or modified in any way without departing from the principles.

Claims

1. A clamping device for clamping a bell-shaped shell body, the bell-shaped shell body having a shell body, the shell body having an opening and a cavity, the opening being connected to the cavity, and the opening being also connected to the outside, and one end of the shell body having a first connecting portion, the first connecting portion having a first connecting end, a second connecting end and a third connecting end, the first connecting end extending outward from an end of the shell body away from the opening, and the second connecting end extending outward from an end of the first connecting end away from the shell body, and the third connecting end extending outward from an end of the second connecting end away from the first connecting end, the cross-sectional size of the second connecting end is larger than the cross-sectional size of the third connecting end, the outer wall of the third connecting end has an external thread, and the outer wall of the second connecting end has a plurality of evenly distributed long strip protrusions, characterized in that The clamping device comprises: A clamping member, the clamping member having a second connecting portion and an extending portion, the second connecting portion being connected to the extending portion, the clamping member having a first assembly hole at one end and a second assembly hole at the other end, the second assembly hole being connected to the first assembly hole, the first assembly hole being located at an end of the second connecting portion away from the extending portion, and the second assembly hole being located at an end of the extending portion away from the second connecting portion; a first connecting member, the first connecting member is disposed in the second assembly hole, one end of the first connecting member is spaced a predetermined distance from the first assembly hole, and the other end is flush with an end of the extension portion away from the second connecting portion, one end of the first connecting member further has a first communicating hole, the first communicating hole passes through the first connecting member, and the first communicating hole matches the second connecting end; and A second connecting member, the second connecting member also has a second connecting hole connected at both ends, the second connecting hole also cooperates with the second connecting end, and the second connecting member is located between the shell body and the first connecting member, and the end of the shell body and the first connecting member that is close to each other is in contact with both ends of the second connecting member.

2. The clamping device according to claim 1, wherein the second assembly hole is a hexagonal hole, and each wall surface forming the second assembly hole has a guide protrusion, the cross-sectional shape of the first connecting member is consistent with the shape of the second assembly hole, and the outer wall of each of the first connecting members has a first guide groove connected at both ends, and multiple guide protrusions are respectively matched with multiple first guide grooves.

3. The clamping device according to claim 2, wherein the wall surface forming the first connecting hole has a plurality of evenly distributed first strip grooves, and both ends of each of the first strip grooves are connected to the outside, wherein when the first connecting member is matched with the second connecting end, the plurality of the first strip grooves are matched with the plurality of the long strip protrusions.

4. The clamping device according to claim 3, wherein the second connecting holes each have a large hole and a small hole, and the wall surface forming the small hole has a plurality of evenly distributed second strip grooves, the plurality of second strip grooves correspond one-to-one to the plurality of first strip grooves, and the plurality of second strip grooves cooperate with the plurality of long protrusions, and the first connecting end is located in the large hole.

5. The clamping device according to claim 4, wherein the clamping device also includes a cover plate, the cover plate having an assembly cavity and an insertion hole, the assembly cavity is communicated with the insertion hole, and the end of the extension portion facing away from the second connecting portion abuts against the bottom wall forming the assembly cavity, and the end of the second connecting member facing away from the shell body is placed in the insertion hole, the aperture of the insertion hole is smaller than the maximum cross-sectional size of the first connecting member, so that the bottom wall forming the assembly cavity can limit the position of the first connecting member.

6. The clamping device according to claim 5, wherein the clamping device further comprises a sleeve ring, the sleeve ring is also disposed in the second assembly hole, and the outer wall of the sleeve ring also has a plurality of second guide grooves, the plurality of second guide grooves also cooperate with the plurality of guide protrusions, and one end of the sleeve ring is close to the first assembly hole, and the other end abuts against the end of the first connecting member.

7. The clamping device according to claim 6, wherein the clamping device further comprises a limiting ring, and the limiting ring is fixed in the first assembly hole.

8. The clamping device according to claim 7, wherein the clamping device further comprises a rotating member, the rotating member is threadedly connected to the third connecting end, and the end of the rotating member also abuts against an end of the first connecting member away from the second connecting member.

Images