Connecting device and crankshaft oil duct hole machining tool

Abstract

The utility model discloses a connecting device and a crankshaft oil duct hole processing machine tool, which are used for connecting a positioning seat or V-shaped iron to a base, the base is provided with at least one chute along the length direction of the base, the connecting device comprises a connecting body, a sliding body and two cleaning assemblies, the connecting body is used for being detachably connected to the positioning seat or the V-shaped iron, and the sliding body is used for being detachably connected to the positioning seat or the V-shaped iron. One end of the sliding body is connected to the connecting body, the other end of the sliding body is embedded in the sliding groove in a guiding and sliding mode along the sliding groove, the cleaning assembly comprises a connecting part and two first cleaning pieces, the two connecting parts are both arranged in the sliding groove and connected to the two ends of the sliding body respectively, each first cleaning piece comprises a first brush, and the two first brushes are both connected to the connecting parts; the two first brushes are arranged in the sliding groove and arranged relative to the two opposite inner side walls of the sliding groove, the brush ends of the two first brushes abut against the two opposite inner side walls of the sliding groove correspondingly, and the connecting body slides in the guiding direction of the sliding groove and is used for driving the brush ends of the first brushes to clean away sundries in the sliding groove. The device can solve the problem that the operation stability of the device is influenced after scrap iron falls into the T-shaped groove.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing, in particular to a connecting device and a crankshaft oil channel hole processing machine tool. Background Art

[0002] The engine crankshaft is a special-shaped part and requires a clamp to assist in locking during the crankshaft drilling process.

[0003] For example, the Chinese utility model patent with application number: CN201710573662.1, the name is: a crankshaft main journal oil hole processing fixture, including: a bottom plate is provided with a T-shaped slot, and a drilling template positioning seat 1, a drilling template positioning seat 2, and a drilling template positioning seat 3 are installed on the T-shaped slot by bolts, and the drilling template is installed in the U-shaped opening of the drilling template positioning seat 2, and a sleeve hole is provided in front of the drilling template, and the axial direction of the sleeve hole is perpendicular to the upper plane of the bottom plate, and a drilling template sleeve is fixedly installed in the sleeve hole, and a drill hole of the same size as the crankshaft main journal oil hole is processed in the drilling template sleeve; V-shaped iron 1 and V-shaped iron 2 are respectively provided in front of the drilling template positioning seat 1 and the drilling template positioning seat 3, and the V-shaped iron 1 and V-shaped iron 2 are fixed on the T-shaped slot by bolts, and a pressure plate is arranged above the V-shaped iron 1 and V-shaped iron 2 to fix the crankshaft main journal to prevent the crankshaft from vibrating during the processing and affecting the oil hole processing accuracy. Usually, the iron chips produced by processing are easy to fall into the T-shaped slot, affecting the operation of the device.

[0004] Therefore, there is an urgent need for a connecting device and a crankshaft oil channel hole processing machine to solve the problem in the prior art that iron filings generated during processing fall into the T-slot, making it impossible for the positioning seat or V-shaped iron to slide smoothly along the guide of the T-slot, thereby affecting the stability of the device operation. Utility Model Content

[0005] In view of this, it is necessary to provide a connecting device and a crankshaft oil channel hole processing machine to solve the technical problem in the prior art that iron chips generated during processing fall into the T-slot, making it impossible for the positioning seat or V-shaped iron to slide smoothly along the guide of the T-slot, thereby affecting the stability of the device operation.

[0006] In order to achieve the above technical purpose, the technical solution of the utility model provides a connecting device for connecting a positioning seat or a V-shaped iron to a base, wherein the base is provided with at least one slide groove along its length direction, including:

[0007] A connector, the connector being used to be detachably connected to the positioning seat or the V-shaped iron;

[0008] A sliding body, one end of which is connected to the connecting body, and the other end of which is slidably embedded in the sliding groove along the guide of the sliding groove;

[0009] Two cleaning components, the cleaning components include a connecting part and two first cleaning parts, the two connecting parts are both built into the slide groove and are respectively connected to the two ends of the sliding body, the first cleaning part includes a first brush, the two first brushes are both connected to the connecting part and are arranged relative to the two inner side walls opposite to the slide groove, and the brush ends of the two first brushes are respectively abutted against the two inner side walls opposite to the slide groove, the connecting body slides along the guide of the slide groove, and is used to drive the brush end of the first brush to clean the debris in the slide groove.

[0010] Furthermore, the first cleaning member also includes at least one first elastic portion, and the first elastic portion is disposed between the outer wall of the connecting portion and the first brush, and is connected to both the outer wall of the connecting portion and the first brush.

[0011] Furthermore, the cross-section of the slide groove is an inverted T-shape and has a first segment and a second segment, the first segment passes through the outer wall of the base, and the cross-sectional area of ​​the first segment is smaller than the cross-sectional area of ​​the second segment, the connecting portion is provided with at least one first guide hole on the inner side wall relative to the second segment, the first cleaning member also includes at least one first guide rod, the first guide rod is arranged in a one-to-one correspondence with the first guide hole, and one end of the first guide rod is connected to the first brush, and the other end is slidably inserted in the first guide hole.

[0012] Furthermore, at least one first threaded hole is formed on a side wall of the first brush relative to the connecting portion, an external thread is formed on one end of the first guide rod, and one end of the first guide rod is threadedly connected to the first brush.

[0013] Furthermore, the cleaning assembly also includes a second cleaning piece, which is arranged relative to the bottom inner wall of the second segment and connected to the connecting portion, and the second cleaning piece abuts against the bottom inner wall of the second segment.

[0014] Furthermore, the second cleaning member includes a second brush and at least one second elastic portion, the brush end of the second brush is arranged relative to the bottom inner wall of the second segment, the second elastic portion is arranged between the connecting portion and the second brush, and the second elastic portion is connected to the connecting portion and the second brush, so that the brush end of the second brush is always in contact with the bottom inner wall of the second segment.

[0015] Furthermore, at least one second guide hole is formed on the bottom outer wall of the connecting portion, and the second cleaning member also includes at least one second guide rod, which is arranged in a one-to-one correspondence with the second guide hole, and one end of the second guide rod is connected to the second brush, and the other end is slidably inserted in the second guide hole.

[0016] Furthermore, at least one second threaded hole is formed in the connecting portion relative to the second brush, an external thread is formed at one end of the second guide rod, and one end of the second guide rod is threadedly connected to the second brush.

[0017] Furthermore, the cleaning assembly also includes two third brushes, the brush ends of the two third brushes are respectively arranged relative to the two inner walls opposite to the first segment, and are both connected to the connecting part, and the brush ends of the third brushes are abutted against the inner wall of the first segment.

[0018] The technical solution of the utility model also provides a crankshaft oil channel hole processing machine tool, comprising: a base, a plurality of positioning seats or V-shaped irons, and a plurality of connecting devices as described in any one of the above.

[0019] Compared with the prior art, the beneficial effects of the utility model include: the base is provided with at least one slide groove along its length direction, the connecting body is used to be detachably connected to the positioning seat or the V-shaped iron, the sliding body is slidably embedded in cooperation with the slide groove and is connected to the connecting body, and the two cleaning components are respectively arranged at the two ends of the sliding body, wherein the connecting part is used to connect the first brush to the connecting part, and the brush ends of the two first brushes are abutted against the two opposite inner walls of the slide groove, and the sliding body slides along the guide of the slide groove with the connecting body, and is used to drive the brush end of the first brush to clean the debris in the slide groove. Compared with the prior art, a first brush is respectively arranged on both sides of the connecting part, and the brush end of the first brush abuts against the two opposite inner walls of the slide groove. When the connecting body slides along the guide of the slide groove, the brush end of the first brush movably abuts against the inner wall of the slide groove, and sweeps out the iron filings and the like that fall into the slide groove, thereby preventing the iron filings from affecting the connecting body and smooth sliding. This can solve the technical problem in the prior art that iron filings generated by processing fall into the T-slot, making it impossible for the positioning seat or V-shaped iron to slide smoothly along the guide of the T-slot, thereby affecting the stability of the operation of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of a connecting device provided by an embodiment of the utility model;

[0021] Figure 2 It is a left-side structural schematic diagram of a connecting device provided by an embodiment of the utility model;

[0022] Figure 3 This is a bottom view structural diagram of a connecting device provided by an embodiment of the utility model;

[0023] Figure 4 It is a cross-sectional structural schematic diagram of a connection device provided by an embodiment of the utility model and adapted to a slide groove of a base;

[0024] Figure 5It is a three-dimensional structural schematic diagram of a connecting device and a crankshaft oil channel hole processing machine tool provided by an embodiment of the utility model. DETAILED DESCRIPTION

[0025] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, wherein the accompanying drawings constitute a part of the present application and are used together with the embodiments of the present invention to illustrate the principles of the present invention, but are not used to limit the scope of the present invention.

[0026] See also Figures 1 to 4 The utility model provides a connecting device for connecting a positioning seat or a V-shaped iron to a base 1. The base 1 is provided with at least one slide groove 11 along its length direction, comprising: a connecting body 2, a sliding body 3 and two cleaning components 4. The connecting body 2 is used to be detachably connected to the positioning seat or the V-shaped iron. One end of the sliding body 3 is connected to the connecting body 2, and the other end is slidably embedded in the slide groove 11 along the guide of the slide groove 11. The cleaning component 4 comprises a connecting portion 41 and two first cleaning members 42. The two connecting portions 41 are both built into the slide groove 11 and are respectively connected to the two ends of the sliding body 3. The first cleaning member 42 comprises a first brush 421. The two first brushes 421 are both connected to the connecting portion 41 and are arranged relative to the two inner side walls opposite to the slide groove 11, and the brush ends of the two first brushes 421 are respectively in contact with the two inner side walls opposite to the slide groove 11. The connecting body 2 slides along the guide of the slide groove 11 to drive the brush end of the first brush 421 to clean the debris in the slide groove 11.

[0027] In the present device, the base 1 is provided with at least one slide groove 11 along its length direction, the connecting body 2 is used to be detachably connected to the positioning seat or V-shaped iron, the sliding body 3 is slidably embedded in cooperation with the slide groove 11, and is connected to the connecting body 2, and two cleaning components 4 are respectively arranged at the two ends of the sliding body 3, wherein the connecting part 41 is used to connect the first brush 421 with the connecting part 41, and the brush ends of the two first brushes 421 are abutted against the two opposite inner walls of the slide groove 11, and the sliding body 3 slides along the guide of the slide groove 11 with the connecting body 2, and is used to drive the brush end of the first brush 421 to clean the debris in the slide groove 11.

[0028] Compared with the prior art, a first brush 421 is respectively arranged on both sides of the connecting portion 41, and the brush end of the first brush 421 abuts against the two opposite inner walls of the slide groove 11. When the connecting body 2 slides along the guide of the slide groove 11, the brush end of the first brush 421 movably abuts against the inner wall of the slide groove 11, and sweeps out the iron filings and the like that fall into the slide groove 11, so as to prevent the iron filings from affecting the connecting body 2 and sliding smoothly. This can solve the technical problem in the prior art that the iron filings generated by processing fall into the T-slot, making it impossible for the positioning seat or the V-shaped iron to slide smoothly along the guide of the T-slot, thereby affecting the stability of the operation of the device.

[0029] Furthermore, the first brush 421 in the present device is a common and easily purchased iron filing brush on the market, which is a conventional setting known to those skilled in the art and will not be elaborated on in detail. The first brush 421 here can also be replaced by other cleaning equipment with a certain strength, which will not be elaborated on here.

[0030] Furthermore, if Figure 5 As shown, in the device, the positioning seat or V-shaped iron is slidably connected to the base 1 through the connecting body 2, the sliding body 3 and the two cleaning components 4, wherein the cooperation of the sliding body 3 and the slide groove 11 plays a guiding role, and the V-shaped iron or the positioning seat is respectively provided with a clamping component 5, and the drilling template or the crankshaft is fixedly installed through multiple V-shaped irons or positioning seats and the clamping component 5. Here, the Chinese utility model patent with application number: CN201710573662.1 can be referred to, and the name is: A crankshaft main journal oil hole processing fixture, wherein the V-shaped iron or positioning seat, the clamping component 5 and the drilling template Or crankshafts are common and easy-to-purchase equipment on the market, which are conventional settings known to those skilled in the art and will not be elaborated on in detail. Specifically, the crankshaft oil channel hole processing machine tool in the present application should also include at least one drilling device arranged relative to the crankshaft, and the drill bit of the drilling device acts on the crankshaft after passing through the drilling template to perform drilling processing on the crankshaft. Reference may be made to the Chinese utility model patent with application number: CN201120089971.X, entitled: A crankshaft oil channel hole processing machine tool. This is a conventional setting known to those skilled in the art and will not be elaborated on in detail.

[0031] like Figure 3 , Figure 4 As shown, the first cleaning member 42 further includes at least one first elastic portion 422 and at least one first guide rod 423 .

[0032] The first elastic portion 422 is disposed between the outer wall of the connecting portion 41 and the first brush 421 , and is connected to both the outer wall of the connecting portion 41 and the first brush 421 .

[0033] The first brush 421 is connected to the connecting portion 41 via the first elastic portion 422. The elastic restoring force generated by the first elastic portion 422 enables the brush end of the first brush 421 to always abut against the inner wall of the chute 11, thereby improving the cleaning efficiency and the stability of the device operation.

[0034] As an implementation method, Figure 4As shown, the cross-section of the slide groove 11 is an inverted T-shape, and has a first segment and a second segment. The first segment runs through the outer wall of the base 1, and the cross-sectional area of ​​the first segment is smaller than the cross-sectional area of ​​the second segment. The connecting portion 41 is provided with at least one first guide hole on the inner side wall relative to the second segment. The first guide rod 423 is arranged one-to-one with the first guide hole, and one end of the first guide rod 423 is connected to the first brush 421, and the other end is slidably inserted in the first guide hole.

[0035] The cooperation between the first guide hole and the first guide rod 423 plays a connecting and guiding role in the sliding of the first brush 421 relative to the connecting portion 41 .

[0036] Furthermore, the two first brushes 421 are arranged relative to the second section of the inverted T-shaped slide 11, wherein the iron filings in the slide 11 structure are more easily stuck in the second section. Therefore, the first brush 421 is arranged relative to the second section, which can effectively clean the iron filings in the second section and improve the operating stability of the device.

[0037] As another implementation method, Figure 4 As shown, at least one first threaded hole is formed on the side wall of the first brush 421 relative to the connecting portion 41 , an external thread is formed on one end of the first guide rod 423 , and one end of the first guide rod 423 is threadedly connected to the first brush 421 .

[0038] The first guide rod 423 and the threaded hole of the first brush 421 cooperate with each other to achieve detachability, so as to facilitate the user to replace the first brush 421 and improve the stability of the device operation.

[0039] like Figure 1 , Figure 3 and Figure 4 As shown, the cleaning assembly 4 further includes a second cleaning member 43, which is disposed relative to the bottom inner wall of the second segment and connected to the connecting portion 41, and the second cleaning member 43 abuts against the bottom inner wall of the second segment.

[0040] The second cleaning member 43 is disposed relative to the bottom inner wall of the second segment to further enhance the cleaning effect and prevent iron filings from being stuck in the gap between the connecting portion 41 and the bottom inner wall of the second segment.

[0041] As an implementation method, Figure 4 As shown, the second cleaning member 43 includes a second brush 431 and at least one second elastic portion 432, the brush end of the second brush 431 is arranged relative to the bottom inner wall of the second segment, the second elastic portion 432 is arranged between the connecting portion 41 and the second brush 431, and the second elastic portion 432 is connected to the connecting portion 41 and the second brush 431, so that the brush end of the second brush 431 is always in contact with the bottom inner wall of the second segment.

[0042] The second brush 431 is connected to the connecting portion 41 via the second elastic portion 432. The elastic restoring force generated by the second elastic portion 432 enables the brush end of the second brush 431 to always abut against the inner wall of the chute 11, thereby improving the cleaning efficiency and the stability of the device operation.

[0043] Furthermore, the first elastic part 422 and the second elastic part 432 in the present device are springs, elastic sheets and elastic blocks that are common and easy to purchase on the market. These are conventional settings well known to those skilled in the art and will not be elaborated on in detail.

[0044] As another implementation method, Figure 4 As shown, at least one second guide hole is opened on the bottom outer wall of the connecting part 41, and the second cleaning part 43 also includes at least one second guide rod 433, the second guide rod 433 is arranged in a one-to-one correspondence with the second guide hole, and one end of the second guide rod 433 is connected to the second brush 431, and the other end is slidably inserted in the second guide hole.

[0045] The cooperation between the second guide hole and the second guide rod 433 plays a role in connecting and guiding the sliding of the second brush 431 relative to the connecting portion 41 .

[0046] As a preferred implementation method, Figure 4 As shown, the second brush 431 is provided with at least one second threaded hole relative to the connecting portion 41 , one end of the second guide rod 433 is provided with an external thread, and one end of the second guide rod 433 is threadedly connected to the second brush 431 .

[0047] The second guide rod 433 cooperates with the threaded hole of the second brush 431 to achieve detachability, so as to facilitate the user to replace the second brush 431 and improve the stability of the device operation.

[0048] As another preferred implementation, as shown in FIG. Figure 2 , 4 As shown, the cleaning assembly 4 also includes two third brushes 44, the brush ends of the two third brushes 44 are respectively arranged relative to the two inner walls opposite to the first segment, and are both connected to the connecting portion 41, and the brush ends of the third brushes 44 are in contact with the inner wall of the first segment.

[0049] The third brush 44 is provided to clean the gap between the inner side wall of the first segment and the connecting portion 41 to prevent iron filings from being stuck in the gap between the inner side wall of the first segment and the connecting portion 41, thereby affecting the normal operation of the device.

[0050] The utility model also provides a crankshaft oil channel hole processing machine tool, such as Figure 5 As shown, it includes: a base 1, a plurality of positioning seats or V-shaped irons, and a plurality of connecting devices as any one of the above.

[0051] Furthermore, the crankshaft oil channel hole processing machine should also include a clamping assembly 5, a drilling template, and a drilling device, etc., which are arranged on a positioning seat or a V-shaped iron. Reference can be made to the Chinese utility model patent with application number: CN201710573662.1, entitled: A crankshaft main journal oil hole processing fixture, and the Chinese utility model patent with application number: CN201120089971.X, entitled: A crankshaft oil channel hole processing machine. These are conventional settings known to those skilled in the art and will not be described in detail.

[0052] According to the specific working process of the utility model, the base 1 is provided with at least one slide groove 11 along its length direction, the connecting body 2 is used for detachably connecting with the positioning seat or V-shaped iron, the sliding body 3 is slidably embedded in cooperation with the slide groove 11, and is connected with the connecting body 2, and the two cleaning components 4 are respectively arranged at the two ends of the sliding body 3, wherein the connecting part 41 is used to connect the first brush 421 with the connecting part 41, and the brush ends of the two first brushes 421 are abutted against the two opposite inner side walls of the slide groove 11, and the sliding body 3 slides along the guide of the slide groove 11 with the connecting body 2, and is used to drive the brush end of the first brush 421 to clean the debris in the slide groove 11. Compared with the prior art, a first brush 421 is respectively provided on both sides of the connecting portion 41, and the brush end of the first brush 421 abuts against the two opposite inner walls of the slide groove 11. When the connecting body 2 slides along the guide of the slide groove 11, the brush end of the first brush 421 movably abuts against the inner wall of the slide groove 11, and sweeps out the iron filings and the like that fall into the slide groove 11, thereby preventing the iron filings from affecting the connecting body 2 and smooth sliding.

[0053] When in use, the user slides the positioning seat or V-shaped iron along the guide of the slide groove 11, driving the connecting part 41 and the cleaning component 4 to slide relative to the inner wall of the slide groove 11. During sliding, under the elastic force of the first elastic part 422 and the second elastic part 432, the brush end of the first brush 421 is movable against the two opposite inner walls of the second segment, the brush end of the second brush 431 is movable against the bottom inner wall of the second segment, and the brush end of the third brush 44 is movable against the two opposite inner walls of the first segment, so that the first brush 421, the second brush 431 and the third brush 44 clean the iron filings stuck in the slide groove 11, thereby preventing the iron filings from being stuck in the slide groove 11 and affecting the sliding of the positioning seat or the V-shaped iron, and improving the stability of the device operation.

[0054] The device can solve the technical problem in the prior art that iron filings generated during processing fall into the T-slot, making it impossible for the positioning seat or the V-shaped iron to slide smoothly along the guide of the T-slot, thereby affecting the stability of the device operation.

[0055] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by any technician familiar with the technical field within the technical scope disclosed in the present invention should be included in the protection scope of the present invention.

Claims

1. A connecting device for connecting a positioning seat or a V-shaped iron to a base, wherein the base is provided with at least one slide groove along its length, characterized in that: include: A connector, the connector being used to be detachably connected to the positioning seat or the V-shaped iron; A sliding body, one end of which is connected to the connecting body, and the other end of which is slidably embedded in the sliding groove along the guide of the sliding groove; Two cleaning components, the cleaning components include a connecting portion and two first cleaning members, the two connecting portions are both built into the slide groove and are respectively connected to the two ends of the sliding body, the first cleaning member includes a first brush, the two first brushes are both connected to the connecting portion and are arranged relative to the two opposite inner side walls of the slide groove, and the brush ends of the two first brushes are respectively in contact with the two opposite inner side walls of the slide groove, the connecting body slides along the guide of the slide groove, and is used to drive the brush ends of the first brushes to clean the debris in the slide groove; Wherein, the first cleaning member further includes at least one first elastic portion, and the first elastic portion is arranged between the outer wall of the connecting portion and the first brush, and is connected to both the outer wall of the connecting portion and the first brush.

2. The connection device according to claim 1, characterized in that: The cross-section of the slide groove is an inverted T-shape and has a first segment and a second segment. The first segment passes through the outer wall of the base, and the cross-sectional area of ​​the first segment is smaller than the cross-sectional area of ​​the second segment. The connecting portion is provided with at least one first guide hole on the inner side wall relative to the second segment. The first cleaning member also includes at least one first guide rod, and the first guide rod is arranged in a one-to-one correspondence with the first guide hole, and one end of the first guide rod is connected to the first brush, and the other end is slidably inserted in the first guide hole.

3. The connection device according to claim 2, characterized in that: At least one first threaded hole is formed on a side wall of the first brush relative to the connecting portion, an external thread is formed on one end of the first guide rod, and one end of the first guide rod is threadedly connected to the first brush.

4. The connection device according to claim 3, characterized in that: The cleaning assembly also includes a second cleaning piece, which is arranged relative to the bottom inner wall of the second segment and connected to the connecting portion, and the second cleaning piece abuts against the bottom inner wall of the second segment.

5. The connection device according to claim 4, characterized in that: The second cleaning member includes a second brush and at least one second elastic portion, the brush end of the second brush is arranged relative to the bottom inner wall of the second segment, the second elastic portion is arranged between the connecting portion and the second brush, and the second elastic portion is connected to the connecting portion and the second brush, so that the brush end of the second brush is always in contact with the bottom inner wall of the second segment.

6. The connection device according to claim 5, characterized in that: At least one second guide hole is formed on the bottom outer wall of the connecting portion, and the second cleaning member also includes at least one second guide rod, which is arranged in a one-to-one correspondence with the second guide hole, and one end of the second guide rod is connected to the second brush, and the other end is slidably inserted in the second guide hole.

7. The connection device according to claim 6, characterized in that: The second brush is provided with at least one second threaded hole at the connecting portion relative to the second brush, one end of the second guide rod is provided with an external thread, and one end of the second guide rod is threadedly connected to the second brush.

8. The connection device according to claim 3, characterized in that: The cleaning assembly also includes two third brushes, the brush ends of the two third brushes are respectively arranged relative to the two inner side walls opposite to the first segment, and are both connected to the connecting portion, and the brush ends of the third brushes are in contact with the inner side walls of the first segment.

9. A crankshaft oil channel hole machining machine tool, characterized in that: include: A base, a plurality of positioning seats or V-shaped irons, and a plurality of connecting devices as claimed in any one of claims 1 to 8.

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