CN211147530U - Crankshaft oil hole wall thickness checking fixture - Google Patents
Crankshaft oil hole wall thickness checking fixture Download PDFInfo
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- CN211147530U CN211147530U CN201922424558.3U CN201922424558U CN211147530U CN 211147530 U CN211147530 U CN 211147530U CN 201922424558 U CN201922424558 U CN 201922424558U CN 211147530 U CN211147530 U CN 211147530U
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- oil hole
- detection frame
- wall thickness
- crankshaft
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Abstract
The utility model discloses an inspection device for crankshaft oil hole wall thickness, which comprises a detection frame, wherein the outer surface of the detection frame is provided with scale marks, an inner rod is movably inserted in the detection frame, the upper end of the inner rod is provided with a top block, the outer side of the top block is provided with a connecting rod, the end part of the connecting rod is provided with a scale plate, the lower end of the inner rod is provided with an insert block, the lower surface of the insert block is provided with a bottom block, and two sides of the bottom block are provided with lifting ropes; in the scheme, the position of the indicating block is changed, and after the numerical value of the indicating block on the scale plate is read, the indicating numerical value of the indicating block is subtracted from the total number of the scale lines to obtain the thickness of the oil hole wall; the utility model has simple structure, easy operation and strong practicability, and can accurately detect the thickness of the oil outlet hole wall without other tools; compared with the prior art, the height of the oil hole wall of the crankshaft after machining can be detected through design, so that whether the crankshaft is consistent with a fixed standard or not is conveniently detected, and the purpose of detecting the qualified rate is achieved.
Description
Technical Field
The utility model relates to a bent axle processing technology field specifically is an examine utensil of bent axle oilhole wall thickness.
Background
The crankshaft oil hole is an important component of a crankshaft part, the oil hole is communicated with each bearing bush, and an engine is lubricated and cooled by pressure oil supplied by an oil pump after running, wherein the 1.2L crankshaft is provided with four inclined oil holes which are respectively connected with a corresponding main journal and a connecting rod journal, the 1.5L crankshaft is provided with four straight oil holes besides the four inclined oil holes, and the straight oil holes respectively penetrate through the first main journal, the second main journal and the fourth main journal.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model can be realized by the following technical scheme: a checking fixture for the wall thickness of an oil hole of a crankshaft comprises a detection frame, scale marks are arranged on the outer surface of the detection frame, an inner rod is movably inserted in the detection frame, a top block is arranged at the upper end of the inner rod, a connecting rod is arranged on the outer side of the top block, a scale plate is arranged at the end part of the connecting rod, an insertion block is arranged at the lower end of the inner rod, a bottom block is arranged on the lower surface of the insertion block, lifting ropes are arranged on two sides of the bottom block, limiting plates are connected to the end parts of the lifting ropes, and the limiting plates; a sliding sleeve is arranged on the detection frame in a sliding manner, an indication block is arranged on the outer side of the sliding sleeve, and the scale plate penetrates through the indication block; when the detection frame is used, the detection frame penetrates through the oil hole and then is lifted upwards, so that the limiting plate is clamped on the inner side of the detection frame, and the position of the scale line at the lower end of the detection frame is kept horizontal to the oil hole; then when the sliding sleeve freely falls to the surface of the crankshaft, the position of the indicating block changes, and after the numerical value of the indicating block on the scale plate is read out, the thickness of the oil hole wall is obtained by subtracting the indicating numerical value of the indicating block from the total number of the scale lines.
Preferably, the surface of detection frame runs through there are two rotary troughs, the limiting plate rotates and sets up in the rotary trough, works as when the limiting plate rotates to perpendicular with the rotary trough, the lifting rope runs through the rotary trough, upwards mentions interior pole this moment, and the limiting plate rotates inwards this moment, and the limiting plate is located the inside wall of bent axle and contacts, and the scale mark on the detection frame this moment and the tip of oilhole are at the coplanar.
Preferably, the sectional area of the top block is larger than that of an inner groove of the detection frame, and the sectional area of the insertion block is smaller than that of the inner groove; the upper end of the inner rod is prevented from sliding into an inner groove of the detection frame and being not taken out.
Preferably, the lifting ropes are 2 groups, and each group is two groups and is symmetrically arranged at one end of the limiting plate; the stability is improved.
Preferably, when the measurement is performed, the upper end scale of the scale plate and the upper end of the detection frame are positioned in the same plane, so that the read numerical value is accurate and error is avoided.
Preferably, the outside of sliding sleeve is equipped with the connecting block, and the connecting block is connected with the instruction piece is perpendicular, instructs the piece and can reciprocate along the test rack, when the test rack card was established in the inside of oilhole, instructs the piece after the free slip, and the numerical value that reads out on the scale plate is the numerical value that instructs the piece whereabouts promptly.
The utility model has the advantages that:
1. in the scheme, the position of the indicating block is changed, and after the numerical value of the indicating block on the scale plate is read, the indicating numerical value of the indicating block is subtracted from the total number of the scale lines to obtain the thickness of the oil hole wall;
2. the utility model has simple structure, easy operation and strong practicability, and can accurately detect the thickness of the oil outlet hole wall without other tools;
3. compared with the prior art, the height of the oil hole wall of the crankshaft after machining can be detected through design, so that whether the crankshaft is consistent with a fixed standard or not is conveniently detected, and the purpose of detecting the qualified rate is achieved.
Drawings
The present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is another schematic view of the present invention;
fig. 3 is a schematic view of the inner rod of the present invention.
In the figure: the device comprises a detection frame 1, scale marks 11, a rotary groove 12, an inner rod 2, a top block 21, an insertion block 22, a bottom block 23, a lifting rope 24, a limiting plate 25, a scale plate 3, a connecting rod 31, a sliding sleeve 4, a connecting block 41 and an indication block 42.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a crankshaft oil hole wall thickness gauge comprises a detection frame 1, scale marks 11 are arranged on the outer surface of the detection frame 1, an inner rod 2 is movably inserted into the detection frame 1, a top block 21 is arranged at the upper end of the inner rod 2, a connecting rod 31 is arranged on the outer side of the top block 21, a scale plate 3 is arranged at the end portion of the connecting rod 31, an insertion block 22 is arranged at the lower end of the inner rod 2, a bottom block 23 is arranged on the lower surface of the insertion block 22, lifting ropes 24 are arranged on two sides of the bottom block 23, limiting plates 25 are connected to the end portions of the lifting ropes 24, and the limiting plates 25 are rotatably arranged on the; the detection frame 1 is provided with a sliding sleeve 4 in a sliding manner, the outer side of the sliding sleeve 4 is provided with an indication block 42, and the scale plate 3 penetrates through the indication block 42; when the detection frame is used, the detection frame 1 penetrates through the oil hole and then is lifted upwards, so that the limit plate 25 is clamped on the inner side of the detection frame 1, and the position of the lower end scale mark 11 of the detection frame 1 is kept horizontal to the oil hole; then, when the sliding sleeve 4 freely falls to the surface of the crankshaft, the position of the indicating block 42 changes, and then after the numerical value of the indicating block 42 on the scale plate 3 is read out, the thickness of the oil hole wall is obtained by subtracting the indicating numerical value of the indicating block 42 from the total number of the scale lines 11.
The surface of test rack 1 runs through there are two rotary slots 12, and limiting plate 25 rotates and sets up in rotary slot 12, and when limiting plate 25 rotated to being perpendicular with rotary slot 12, lifting rope 24 ran through rotary slot 12, upwards mentions interior pole 2 this moment, and limiting plate 25 rotates inwards this moment, and limiting plate 25 is located the inside wall of bent axle and contacts, and the scale mark 11 on test rack 1 and the tip of oilhole are at the coplanar this moment.
The section area of the top block 21 is larger than that of the inner groove of the detection frame 1, and the section area of the insertion block 22 is smaller than that of the inner groove; the upper end of the inner rod 2 is prevented from sliding into the inner groove of the detection frame 1 and being not taken out.
The lifting ropes 24 are 2 groups in total, and each group is two in total and is symmetrically arranged at one end of the limiting plate 25; the stability is improved.
When the measurement is performed, the upper end scale of the scale plate 3 and the upper end of the detection frame 1 are positioned in the same plane, so that the read numerical value is accurate and error is avoided.
The connecting block 41 is arranged on the outer side of the sliding sleeve 4, the connecting block 41 is vertically connected with the indicating block 42, the indicating block 42 can move up and down along the detection frame 1, and when the detection frame 1 is clamped in the oil hole, the indicating block 42 freely slides, and the numerical value read out from the scale plate 3 is the numerical value of the falling of the indicating block 42.
When the detection frame is used, the detection frame 1 penetrates through the oil hole and then is lifted upwards, so that the limit plate 25 is clamped on the inner side of the detection frame 1, and the position of the lower end scale mark 11 of the detection frame 1 is kept horizontal to the oil hole; then when the sliding sleeve 4 freely falls to the surface of the crankshaft, the position of the indicating block 42 changes, after the numerical value of the indicating block 42 on the scale plate 3 is read, the total number of the scale marks 11 minus the indicating numerical value of the indicating block 42 is the thickness of the oil hole wall, the inner rod 2 is lifted upwards, the limiting plate 25 rotates inwards at the moment, the limiting plate 25 is positioned on the inner side wall of the crankshaft and contacts with the inner side wall, the scale marks 11 on the detection frame 1 and the end part of the oil hole are on the same plane, the indicating block 42 can move up and down along the detection frame 1, when the detection frame 1 is clamped in the oil hole, the numerical value read on the scale plate 3 after the indicating block 42 freely slides is the numerical value of the indicating block 42 falling.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily 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.
Claims (6)
1. The detection tool for the wall thickness of the crankshaft oil hole comprises a detection frame (1) and is characterized in that scale marks (11) are arranged on the outer surface of the detection frame (1), an inner rod (2) is movably inserted into the detection frame (1), a top block (21) is arranged at the upper end of the inner rod (2), a connecting rod (31) is arranged on the outer side of the top block (21), a scale plate (3) is arranged at the end part of the connecting rod (31), an insertion block (22) is arranged at the lower end of the inner rod (2), a bottom block (23) is arranged on the lower surface of the insertion block (22), lifting ropes (24) are arranged on two sides of the bottom block (23), limiting plates (25) are connected to the end parts of the lifting ropes (24), and the limiting plates (25) are rotatably arranged on; the detection frame (1) is provided with a sliding sleeve (4) in a sliding manner, the outer side of the sliding sleeve (4) is provided with an indication block (42), and the scale plate (3) penetrates through the indication block (42).
2. The checking fixture for the wall thickness of the oil hole of the crankshaft as claimed in claim 1, wherein two rotary grooves (12) are formed in the surface of the checking frame (1), the limiting plate (25) is rotatably disposed in the rotary grooves (12), and when the limiting plate (25) is rotated to be perpendicular to the rotary grooves (12), the lifting rope (24) penetrates through the rotary grooves (12).
3. The checking fixture for the wall thickness of the crankshaft oil hole as claimed in claim 1, wherein the cross-sectional area of the top block (21) is larger than that of an inner groove of the checking frame (1), and the cross-sectional area of the insert block (22) is smaller than that of the inner groove.
4. The crankshaft oil hole wall thickness detection tool according to claim 1, wherein the lifting ropes (24) are arranged in 2 groups, each group is provided with two lifting ropes, and the two lifting ropes are symmetrically arranged at one end of the limiting plate (25).
5. The checking fixture for the wall thickness of the crankshaft oil hole is characterized in that when the measurement is carried out, the upper end scale of the scale plate (3) and the upper end of the detection frame (1) are located in the same plane.
6. The checking fixture for the wall thickness of the crankshaft oil hole as claimed in claim 1, wherein a connecting block (41) is arranged outside the sliding sleeve (4), and the connecting block (41) is vertically connected with the indicating block (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922424558.3U CN211147530U (en) | 2019-12-27 | 2019-12-27 | Crankshaft oil hole wall thickness checking fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922424558.3U CN211147530U (en) | 2019-12-27 | 2019-12-27 | Crankshaft oil hole wall thickness checking fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211147530U true CN211147530U (en) | 2020-07-31 |
Family
ID=71744865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922424558.3U Active CN211147530U (en) | 2019-12-27 | 2019-12-27 | Crankshaft oil hole wall thickness checking fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211147530U (en) |
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2019
- 2019-12-27 CN CN201922424558.3U patent/CN211147530U/en active Active
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