CN216846011U - Special checking fixture for crankshaft blank - Google Patents
Special checking fixture for crankshaft blank Download PDFInfo
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- CN216846011U CN216846011U CN202122433688.0U CN202122433688U CN216846011U CN 216846011 U CN216846011 U CN 216846011U CN 202122433688 U CN202122433688 U CN 202122433688U CN 216846011 U CN216846011 U CN 216846011U
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- limiting plate
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- fixedly connected
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Abstract
The utility model relates to the technical field of crankshaft detection, in particular to a special checking fixture for crankshaft blanks.A fixed support is fixedly connected with a placing table and is positioned at one side of the placing table; locating component includes limiting plate, spacer pin, fixed head and connecting elements, the limiting plate passes through connecting elements with remove the leg joint, the spacer pin with remove support sliding connection, and be located it is close to remove the support one side of limiting plate, spacer pin head portion one side is curved one side does not have curved, the spacer pin has the one side orientation of radian down, the fixed head with limiting plate fixed connection, and be located the limiting plate is kept away from remove one side of support, so far, only need upwards rotate the bent axle when the inspector, need not hold up the bent axle with the hand and can not rotate yet for the inspector can detect by both hands, makes detection efficiency uprise.
Description
Technical Field
The utility model relates to a bent axle detects technical field, especially relates to a bent axle blank special use examines utensil.
Background
At present, a crankshaft is a typical asymmetric, irregular part with a complex shape, so that the blank detection of the crankshaft needs to measure the diameter of each section of connecting shaft of the crankshaft, but the positions of each section of connecting shaft of the crankshaft are different, so that a person needs to turn the crankshaft, and the conventional detection tool needs to hold the crankshaft by hands to keep the turning angle of the crankshaft when the crankshaft is turned, so that a detector can only detect by one hand, and the detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an utensil is examined in bent axle blank special use, the blank that aims at solving among the prior art bent axle detects the diameter that needs to measure every section connecting axle of bent axle, nevertheless because the position of each section connecting axle of bent axle is different, consequently needs the people to overturn the bent axle, and current examine the utensil need hold the angle that keeps the bent axle upset with the hand when the bent axle upset for the inspector can only one hand detect, make the technical problem that detection efficiency is low.
In order to achieve the purpose, the utility model provides a special checking fixture for crankshaft blanks, which comprises a placing table, a fixed bracket, a rotating base, a movable bracket, a positioning component and a sliding component;
the fixed support is fixedly connected with the placing table and is positioned on one side of the placing table, the rotating base is fixedly connected with the fixed support and is positioned on one side of the fixed support, which is far away from the placing table, and the moving support is connected with the placing table through the sliding assembly;
the positioning assembly comprises a limiting plate, a limiting pin, a fixing head and a connecting member, the limiting plate is connected with the movable support through the connecting member, the limiting pin is connected with the movable support in a sliding mode and located on one side, close to the limiting plate, of the movable support, and the fixing head is fixedly connected with the limiting plate and located on one side, far away from the movable support, of the limiting plate.
The fixed bolster is the axle that supports the bent axle pivoted, the rotating base is fixed the bent axle on the fixed bolster, the movable support is the bracing piece that can adjust distance, limiting plate and spacer pin are used for keeping the turned angle of bent axle, the fixed head is used for fixing the bent axle on the movable support.
The connecting component comprises a rotating bearing and a rotating rod, and the rotating bearing is fixedly connected with the movable support and is positioned on one side of the movable support, which is close to the limiting plate; the rotating rod is fixedly connected with the rotating bearing, fixedly connected with the limiting plate and positioned on one side of the limiting plate, which is close to the rotating bearing.
The rotating shaft is a rotating fulcrum of the limiting plate on the movable support, and the rotating bearing reduces friction between the rotating shaft and the movable support.
The positioning assembly further comprises a supporting plate, the supporting plate is fixedly connected with the movable support and is positioned on one side, far away from the limiting plate, of the movable support.
The support plate is a baffle plate limiting the limit pin.
The positioning assembly further comprises a spring, one end of the spring is fixedly connected with the limiting pin, the other end of the spring is fixedly connected with the supporting plate, and the spring is located between the limiting pin and the supporting plate.
The spring is used for driving the limiting pin to stretch and retract.
The fixed head comprises a fixed sleeve and a fixed pin, the fixed sleeve is fixedly connected with the limiting plate and is positioned on one side of the limiting plate, which is far away from the movable support; the fixing pin is arranged on the fixing sleeve.
The fixing sleeve and the fixing pin are used for fastening the crankshaft.
The sliding assembly further comprises a movable sliding rail and a movable sliding block, the movable sliding rail is fixedly connected with the placing table and is positioned on one side, close to the movable support, of the placing table; one end of the movable sliding block is connected with the movable sliding rail in a sliding mode, the other end of the movable sliding block is fixedly connected with the movable support, and the movable sliding block is located between the movable sliding rail and the movable support.
The movable sliding rail and the movable sliding block are used for adjusting the distance between the movable bracket and the fixed bracket.
The sliding assembly further comprises a positioning pin, and the positioning pin is arranged on the movable sliding block and is positioned on one side, close to the placing table, of the movable sliding block.
The positioning pin is used for limiting the movement of the moving slide block.
The sliding assembly further comprises a positioning plate, and the positioning plate is fixedly connected with the placing table and is positioned on one side, close to the positioning pin, of the placing table.
The distance between the fixed bracket and the movable bracket can be determined through the positioning plate.
The utility model discloses a special checking fixture for crankshaft blank, one end of the crankshaft is arranged on the rotating base, the other end is arranged on the fixed head, circular through holes are distributed on the limiting plate, one side of the head part of the limiting pin is arc-shaped and is not arc-shaped, the side of the limiting pin with radian faces downwards, the limiting pin is inserted on the circular hole of the limiting plate, when the limiting plate rotates anticlockwise, because the limiting pin has radian, the limiting plate can pass through the side of the limiting pin with radian, the limiting pin is pushed to move backwards, when the limiting plate rotates to another circular hole and is parallel to the limiting pin, the limiting pin can be reinserted into the circular hole of the limiting plate, the upper surface of the head part of the limiting pin has no radian, the limiting pin can limit the clockwise rotation, so far, only need upwards rotate the bent axle when the inspector, need not hold the bent axle with the hand and also can not rotate, let the inspector can detect by both hands for detection efficiency uprises.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the utility model provides a structural schematic diagram of utensil is examined in bent axle blank special use.
Fig. 2 is a schematic view of the connection between the limiting plate and the limiting pin provided by the present invention.
Fig. 3 is a schematic view of the connection between the limit pin and the spring according to the present invention.
Fig. 4 is a schematic structural diagram of the fixing head provided by the present invention.
Fig. 5 is the utility model provides a structural schematic diagram of utensil is examined in bent axle blank special use.
In the figure: 1-placing table, 2-fixing bracket, 3-rotating base, 4-moving bracket, 5-positioning assembly, 6-sliding assembly, 51-limiting plate, 52-limiting pin, 53-fixing head, 54-connecting structure, 55-supporting plate, 56-spring, 61-moving slide rail, 62-moving slide block, 63-positioning pin, 64-positioning plate, 531-fixing sleeve, 532-fixing pin, 541-rotating bearing and 542-rotating rod.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the present invention and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 to 5, the present invention provides a checking fixture for crankshaft blank, which is characterized in that the checking fixture comprises a placing table 1, a fixing support 2, a rotating base 3, a moving support 4, a positioning assembly 5 and a sliding assembly 6;
the fixed support 2 is fixedly connected with the placing table 1 and is positioned at one side of the placing table 1, the rotating base 3 is fixedly connected with the fixed support 2 and is positioned at one side of the fixed support 2 away from the placing table 1, and the moving support 4 is connected with the placing table 1 through the sliding assembly 6;
the positioning assembly 5 comprises a limiting plate 51, a limiting pin 52, a fixing head 53 and a connecting member 54, wherein the limiting plate 51 is connected with the movable support 4 through the connecting member 54, the limiting pin 52 is slidably connected with the movable support 4 and is located on one side, close to the limiting plate 51, of the movable support 4, and the fixing head 53 is fixedly connected with the limiting plate 51 and is located on one side, far away from the movable support 4, of the limiting plate 51.
Further, referring to fig. 3, the connecting member 54 includes a rotating bearing 541 and a rotating rod 542, the rotating bearing 541 is fixedly connected to the moving bracket 4 and is located on one side of the moving bracket 4 close to the limiting plate 51; the rotating rod 542 is fixedly connected with the rotating bearing 541, fixedly connected with the limiting plate 51, and positioned at one side of the rotating bearing 541 close to the limiting plate 51.
In this embodiment, there is the three-jaw card that can rotate on the rotation base 3, the rotation base 3 is installed on the fixed bolster 2, it is the cuboid to remove the support 4, it installs to remove the support 4 the right side of fixed bolster 2, it installs to remove the upper end on the support 4 rolling bearing 541, rolling bearing 541 is ball bearing, it has a circular through-hole on the removal support 4, it can rotate to install on the rolling bearing 541 rolling rod 542, rolling rod 542 is the cylinder, rolling rod 542 is limiting plate 51 is in the rotation fulcrum on the removal support 4, rolling bearing 541 reduces rolling rod 542 with rub between the removal support 4. The utility model discloses a fixing device for a crankshaft of a motor vehicle, including limiting plate 51, dwang 542, limiting plate 51, fixed head 53, fixed cylinder cell body, the head one side of spacer pin 52 is curved one side and does not have curved, spacer pin 52 installs in the circular through-hole of movable support 4, so far, install the one end of crankshaft on rotating base 3, the other end is installed on fixed head 53, spacer pin 52 has the one side of radian to face down, spacer pin 52 is inserted on the round hole of limiting plate 51, when with when will when limiting plate 51 anticlockwise rotates, because spacer pin 52 has one side to have the radian, limiting plate 51 can pass through the one side that spacer pin 52 has the radian, will spacer pin 52 promotes backward movement, when limiting plate 51 rotates to another round hole with spacer pin 52 is parallel, the stop pin 52 will reinsert in the round hole of limiting plate 51, the upper surface of the head of stop pin 52 does not have the radian, stop pin 52 just can restrict limiting plate 51 rotates clockwise, and the inspector only need upwards rotate the bent axle, need not hold the bent axle with the hand and also can not rotate for the inspector can detect by both hands, makes detection efficiency uprise.
Further, referring to fig. 3, the positioning assembly 5 further includes a supporting plate 55, and the supporting plate 55 is fixedly connected to the moving bracket 4 and is located on a side of the moving bracket 4 away from the limiting plate 51.
Further, referring to fig. 3, the positioning assembly 5 further includes a spring 56, one end of the spring 56 is fixedly connected to the limit pin 52, the other end of the spring 56 is fixedly connected to the support plate 55, and the spring 56 is located between the limit pin 52 and the support plate 55.
In this embodiment, the supporting plate 55 is a rectangular body, the supporting plate 55 is installed on the movable support 4, the left end of the spring 56 is connected with the limit pin 52, the right end of the spring 56 is fixedly connected with the supporting plate 55, the spring 56 slides in the circular hole of the movable support 4, so far, when the limit pin 52 slides in the circular hole of the movable support 4, the spring 56 is compressed, when the limit plate 51 rotates to another circular hole and the limit pin 52 is parallel, the limit pin 52 is pushed by the spring 56 to be inserted into the circular hole of the limit plate 51 again, the limit pin 52 can limit the limit plate 51, the crankshaft does not need to be held by a tester with hands, the tester can test with both hands, and the testing efficiency is high.
Further, referring to fig. 1 and fig. 4, the fixing head 53 includes a fixing sleeve 531 and a fixing pin 532, the fixing sleeve 531 is fixedly connected to the limiting plate 51 and is located on a side of the limiting plate 51 away from the movable bracket 4; the fixing pin 532 is provided on the fixing sleeve 531.
In this embodiment, fixed cover 531 is the cylinder cell body, fixed cover 531 is installed limiting plate 51's left side, threaded hole on the fixed cover 531, fixed pin 532 is the cylinder, threaded hole on the locating pin 63, locating pin 63 with threaded hole on the fixed cover 531 is connected, so far, puts into the bent axle during fixed cover 531, prevents fixed cover 531 can not fasten the bent axle, rotates fixed pin 532 will fixed pin 532 and bent axle butt fasten the bent axle, realized preventing that the bent axle can be fixed in fixed cover 531, let the bent axle can follow limiting plate 51 rotates, make limiting plate 51 can carry out the restriction of angle to the bent axle.
Further, referring to fig. 1, the sliding assembly 6 further includes a movable sliding rail 61 and a movable sliding block 62, wherein the movable sliding rail 61 is fixedly connected to the placing table 1 and is located on one side of the placing table 1 close to the movable bracket 4; one end of the movable sliding block 62 is slidably connected to the movable sliding rail 61, the other end of the movable sliding block 62 is fixedly connected to the movable bracket 4, and the movable sliding block 62 is located between the movable sliding rail 61 and the movable bracket 4.
Further, referring to fig. 1, the sliding assembly 6 further includes a positioning pin 63, and the positioning pin 63 is disposed on the moving slide block 62 and is located on a side of the moving slide block 62 close to the placing table 1.
Further, referring to fig. 1, the sliding assembly 6 further includes a positioning plate 64, and the positioning plate 64 is fixedly connected to the placing table 1 and is located on a side of the placing table 1 close to the positioning pin 63.
In this embodiment, the movable slide rail 61 is a linear slide rail, the movable slide rail 61 is mounted on the placing table 1, the bottom surface of the movable slide block 62 is connected to the movable slide rail 61, the top surface of the movable slide block 62 is connected to the bottom surface of the movable bracket 4, a circular through hole is formed on the right side of the movable slide block 62, the positioning pin 63 is a cylindrical body, the positioning pin 63 is mounted on the circular through hole on the right side of the movable slide block 62, the positioning plate 64 is a rectangular plate, a circular hole groove is formed on the positioning plate 64, the positioning plate 64 is mounted on the right side of the movable slide rail 61, so that the movable bracket 4 can adjust the distance between the movable slide block 62 and the fixed bracket 2 by sliding on the movable slide rail 61 according to the length of the crankshaft, the positioning pin 63 is inserted into the circular hole groove of the positioning plate 64, the movement of the moving slider 62 is restricted so that the moving bracket 4 and the fixing cover 531 fix crankshafts of different lengths.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (8)
1. A special checking fixture for a crankshaft blank is characterized by comprising a placing table, a fixed support, a rotating base, a moving support, a positioning assembly and a sliding assembly;
the fixed support is fixedly connected with the placing table and is positioned on one side of the placing table, the rotating base is fixedly connected with the fixed support and is positioned on one side of the fixed support, which is far away from the placing table, and the moving support is connected with the placing table through the sliding assembly;
the locating component comprises a limiting plate, a limiting pin, a fixing head and a connecting component, the limiting plate passes through the connecting component and is connected with the movable support, the limiting pin is connected with the movable support in a sliding mode and is located the movable support is close to one side of the limiting plate, one side of the head of the limiting pin is arc-shaped, the other side of the head of the limiting pin is not arc-shaped, the limiting pin faces downwards when having a radian, the fixing head is fixedly connected with the limiting plate and is located the limiting plate is far away from one side of the movable support.
2. The crankshaft blank special inspection tool of claim 1,
the connecting component comprises a rotating bearing and a rotating rod, and the rotating bearing is fixedly connected with the movable support and is positioned on one side of the movable support, which is close to the limiting plate; the rotating rod is fixedly connected with the rotating bearing, fixedly connected with the limiting plate and positioned on one side of the limiting plate, which is close to the rotating bearing.
3. The crankshaft blank special inspection tool of claim 1,
the positioning assembly further comprises a supporting plate, and the supporting plate is fixedly connected with the movable support and is positioned on one side, away from the limiting plate, of the movable support.
4. The crankshaft blank special checking fixture as claimed in claim 3,
the positioning assembly further comprises a spring, one end of the spring is fixedly connected with the limiting pin, the other end of the spring is fixedly connected with the supporting plate, and the spring is located between the limiting pin and the supporting plate.
5. The crankshaft blank special inspection tool of claim 1,
the fixed head comprises a fixed sleeve and a fixed pin, the fixed sleeve is fixedly connected with the limiting plate and is positioned on one side of the limiting plate, which is far away from the movable support; the fixing pin is arranged on the fixing sleeve.
6. The crankshaft blank special inspection tool of claim 1,
the sliding assembly comprises a movable sliding rail and a movable sliding block, the movable sliding rail is fixedly connected with the placing table and is positioned on one side, close to the movable support, of the placing table; one end of the movable sliding block is connected with the movable sliding rail in a sliding mode, the other end of the movable sliding block is fixedly connected with the movable support, and the movable sliding block is located between the movable sliding rail and the movable support.
7. The crankshaft blank special inspection tool of claim 6,
the sliding assembly further comprises a positioning pin, and the positioning pin is arranged on the movable sliding block and is positioned on one side, close to the placing table, of the movable sliding block.
8. The crankshaft blank special checking fixture as claimed in claim 7,
the sliding assembly further comprises a positioning plate, and the positioning plate is fixedly connected with the placing table and is positioned on one side, close to the positioning pin, of the placing table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122433688.0U CN216846011U (en) | 2021-10-08 | 2021-10-08 | Special checking fixture for crankshaft blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122433688.0U CN216846011U (en) | 2021-10-08 | 2021-10-08 | Special checking fixture for crankshaft blank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216846011U true CN216846011U (en) | 2022-06-28 |
Family
ID=82099889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122433688.0U Active CN216846011U (en) | 2021-10-08 | 2021-10-08 | Special checking fixture for crankshaft blank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216846011U (en) |
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2021
- 2021-10-08 CN CN202122433688.0U patent/CN216846011U/en active Active
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