CN219776597U - Crankshaft taper detection tool - Google Patents
Crankshaft taper detection tool Download PDFInfo
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- CN219776597U CN219776597U CN202321003766.6U CN202321003766U CN219776597U CN 219776597 U CN219776597 U CN 219776597U CN 202321003766 U CN202321003766 U CN 202321003766U CN 219776597 U CN219776597 U CN 219776597U
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- 238000001514 detection method Methods 0.000 title claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 230000000712 assembly Effects 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
A crankshaft taper detection tool relates to the technical field of crankshaft detection equipment, and comprises: the bottom plate and the two detection assemblies are arranged on the bottom plate in a sliding way in opposite directions; each detection assembly comprises a sliding plate horizontally arranged on a bottom plate in a sliding mode, a supporting piece and a clamping mechanism, wherein the supporting piece and the clamping mechanism are fixedly arranged on the sliding plate, a plurality of locking bolts are arranged between the sliding plate and the bottom plate, and the clamping mechanisms of the two detection assemblies are arranged between the supporting pieces; each clamping mechanism comprises a mounting part fixedly mounted on the sliding plate, two clamping parts oppositely arranged on the mounting part in a sliding manner and a driving part rotatably arranged between the inner side and the outer side of the mounting part, the sliding direction of the two clamping parts is perpendicular to the sliding direction of the sliding plate, and the power output end of the driving part is movably connected with the two clamping parts so as to drive the two clamping parts to move oppositely or oppositely.
Description
Technical Field
The utility model relates to the technical field of crankshaft detection equipment, in particular to a crankshaft taper detection tool.
Background
The crankshaft is the most important component in an engine. The engine is used for bearing the force transmitted by the connecting rod, converting the force into torque, outputting the torque through the crankshaft and driving other accessories on the engine to work. The crankshaft is subjected to the combined action of centrifugal force of the rotating mass, periodically-changed gas inertia force and reciprocating inertia force, so that the crankshaft is subjected to bending torsion load. Therefore, the crankshaft is required to have enough strength and rigidity, and the journal surface needs to be wear-resistant, uniform in work and good in balance.
After the production and processing of the crankshaft are finished, the taper of the main journal of the crankshaft is required to be detected for later assembly, and in the Chinese patent application publication No. CN213902207U, a main journal taper detection device of the crankshaft is disclosed, the main journal of the crankshaft is placed on a V-shaped supporting block, the crankshaft is centered and positioned by utilizing a positioning mechanism, then a laser ranging sensor is driven to move by a detection cylinder, and the taper of the main journal of the crankshaft is detected by utilizing the laser ranging sensor.
In the above patent document, although the taper of the main journal of the crankshaft can be detected, a plurality of cylinders and motors are used, so that the use of the device is limited by the position of the power source, the cost of the device is increased, the device can be only suitable for a crankshaft of one specification, and different devices are required to be used for measuring crankshafts of different specifications, so that the device has poor applicability.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides a crankshaft taper detection tool, which solves the problems of high cost and poor applicability of a taper detection device existing in the prior art.
A crankshaft taper detection tool comprises:
the bottom plate and the two detection assemblies are arranged on the bottom plate in a sliding way in opposite directions;
each detection assembly comprises a sliding plate horizontally arranged on a bottom plate in a sliding mode, a supporting piece and a clamping mechanism, wherein the supporting piece and the clamping mechanism are fixedly arranged on the sliding plate, a plurality of locking bolts are arranged between the sliding plate and the bottom plate, and the clamping mechanisms of the two detection assemblies are arranged between the supporting pieces;
each clamping mechanism comprises a mounting part fixedly mounted on the sliding plate, two clamping parts oppositely arranged on the mounting part in a sliding manner and a driving part rotatably arranged between the inner side and the outer side of the mounting part, the sliding direction of the two clamping parts is perpendicular to the sliding direction of the sliding plate, and the power output end of the driving part is movably connected with the two clamping parts so as to drive the two clamping parts to move oppositely or oppositely.
Compared with the prior art, the utility model has the following beneficial effects: when the crankshaft body is used, the distance between the two sliding plates is adjusted in a sliding mode according to the specification of the crankshaft body, the positions of the two sliding plates are fixed through locking bolts, then the crankshaft body is arranged between the two clamping parts of each detection assembly, the rotation driving part drives the two clamping parts to move oppositely to clamp the two ends of the crankshaft body, taper ring gauges are sleeved on the two ends of the crankshaft body, two dial indicators are selected and are installed on the two supporting pieces in a one-to-one correspondence mode, measuring heads of the two dial indicators are abutted on the end faces of the two taper ring gauges in a one-to-one correspondence mode, at the moment, the two dial indicators are cleared, then the taper ring gauges are rotated to measure, whether pointer indication ranges of the two dial indicators are in an allowable error range is observed and recorded, and whether the taper of the crankshaft body is detected is qualified is judged; the device is simple and convenient to operate, can rapidly detect the taper of the crankshaft body, can be suitable for crankshaft bodies with different specifications, improves the applicability of the crankshaft body, has a simple structure, and reduces the production cost of the crankshaft body.
Preferably, each clamping part comprises clamping blocks connected with the mounting part in a sliding manner, V-shaped grooves are formed in two opposite side walls of the clamping blocks of the two clamping parts along the horizontal direction, and the power output end of the driving part is movably connected with the two clamping blocks.
Preferably, each clamp splice lower part has all offered the perforation along its slip direction, and the perforation of each clamp splice is kept away from and is installed the knob on the one end lateral wall of another clamp splice rotates, and each equal screw thread is installed the lock bolt on the knob, drive portion includes the rocking handle and the screw rod that links to each other with it is coaxial fixed, the screw rod freely passes two perforations and two knobs, and the screw rod includes two screw thread sections that revolve opposite direction, two screw thread sections one-to-one and two knob threaded connection.
Preferably, the mounting portion comprises a fixed block fixedly mounted on the sliding plate, a through groove is formed in the fixed block along the sliding direction perpendicular to the sliding plate, and the two clamping blocks are connected with the through groove in a sliding mode.
Preferably, each support piece comprises a support vertically and fixedly installed on the sliding plate, an installation hole is formed in the upper portion of the support along the sliding direction of the sliding plate, a locking bolt is installed on the top of the support along the vertical direction in a threaded mode, and the locking bolt is arranged between the inner side and the outer side of the installation hole in a penetrating mode.
Preferably, a sliding groove is formed in the bottom plate, and the sliding plate is connected with the sliding groove in a sliding mode.
Preferably, the cross section of the two opposite side walls of the through groove, which is close to the bottom of the through groove, along the vertical direction is wedge-shaped, the bottom of each clamping block is of a wedge-shaped structure, and the two clamping blocks are in sliding clamping connection with the two opposite side walls of the through groove.
Preferably, there are two lock bolts between each slide plate and the base plate.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a front view of an embodiment of the present utility model.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a front view of the bracket of fig. 1.
Fig. 4 is a cross-sectional view of the clamping mechanism of fig. 1.
Fig. 5 is a front view of the fig. 1 use condition.
The reference numerals in the figures are as follows: 1. a bottom plate; 11. a chute; 2. a sliding plate; 3. a bracket; 31. a mounting hole; 4. a fixed block; 41. a through groove; 5. clamping blocks; 51. a V-shaped groove; 6. a screw; 61. a rocking handle; 62. a knob; 63. a baffle; 7. a locking bolt; 8. a crankshaft body; 81. taper ring gauge; 82. and (5) a dial indicator.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model more clear and easy to understand, the present utility model is further described below with reference to the accompanying drawings and the detailed description:
as shown in fig. 1-5, an embodiment of the present utility model provides a crankshaft taper detection tool, including: the base plate 1 and the two detection assemblies are arranged on the base plate in a sliding way; each detection assembly comprises a sliding plate 2 horizontally arranged on a bottom plate 1 in a sliding manner, a supporting piece and a clamping mechanism which are fixedly arranged on the sliding plate 2, a plurality of locking bolts 7 are arranged between the sliding plate 2 and the bottom plate 1, and the clamping mechanisms of the two detection assemblies are positioned between the supporting pieces; each clamping mechanism comprises a mounting part fixedly mounted on the sliding plate 2, two clamping parts oppositely arranged on the mounting part in a sliding manner and a driving part rotatably arranged between the inner side and the outer side of the mounting part, the sliding direction of the two clamping parts is perpendicular to the sliding direction of the sliding plate 2, and the power output end of the driving part is movably connected with the two clamping parts so as to drive the two clamping parts to move oppositely or separately.
And preferably, a chute 11 is formed on the bottom plate 1, and the sliding plate 2 is slidably connected with the chute 11; so that the sliding plate 2 can slide on the bottom plate 1 better and more stably; and there are preferably two lock bolts 7 between each slide plate 2 and the base plate 1, so that the manufacturing cost of the apparatus can be reduced while the position of the slide plate 2 can be stably fixed.
According to the specification of the crankshaft body 8, the distance between the two sliding plates 2 is adjusted in a sliding manner, then the positions of the two sliding plates 2 are fixed through the locking bolts 7, then the crankshaft body 8 is arranged between the two clamping parts of each detection assembly, the two clamping parts are driven by the rotation driving part to move oppositely to clamp the two ends of the crankshaft body 8, taper ring gauges 81 are sleeved on the two ends of the crankshaft body 8, two dial indicators 82 are selected and are correspondingly installed on the two supporting pieces one by one, measuring heads of the two dial indicators 82 are correspondingly abutted against the end surfaces of the two taper ring gauges 81 one by one, at the moment, the two dial indicators 82 are cleared, then the taper ring gauges 81 are rotated to measure, whether the pointer indication range of the two dial indicators 82 is in an allowable error range is observed and recorded, and whether the taper of the crankshaft body 8 is qualified or not is judged and detected; the device is simple and convenient to operate, can rapidly detect the taper of the crankshaft body 8, can be suitable for the crankshaft bodies 8 with different specifications, improves the applicability of the crankshaft body 8, has a simple structure, and reduces the production cost of the crankshaft body 8.
As shown in fig. 1-5, according to another embodiment of the present utility model, the crankshaft taper detection tool further optimizes a clamping portion, a driving portion and a mounting portion, where each clamping portion includes a clamping block 5 slidably connected to the mounting portion, two opposite side walls of the clamping blocks 5 of the two clamping portions are provided with V-shaped grooves 51 along a horizontal direction, and a power output end of the driving portion is movably connected to the two clamping blocks 5.
The lower part of each clamping block 5 is provided with a perforation along the sliding direction, a knob 62 is rotatably arranged on the side wall of one end of the perforation of each clamping block 5 far away from the other clamping block 5, a locking bolt 7 is arranged on each knob 62 in a threaded manner, the driving part comprises a rocking handle 61 and a screw rod 6 fixedly connected with the rocking handle in a coaxial manner, the screw rod 6 freely passes through the two perforation and the two knobs 62, the screw rod 6 comprises two thread sections with opposite rotation directions, the two thread sections are in threaded connection with the two knobs 62 in a one-to-one correspondence manner, and the two clamping blocks 5 can be driven to move in opposite directions or in opposite directions when the screw rod 6 rotates; and preferably, a baffle 63 is fixedly arranged on one end of the screw 6 far away from the rocking handle 61, and the baffle 63 is used for limiting the clamping block 5 to prevent the clamping block 5 from being separated from the screw 6; wherein the screw 6 does not have any connection to the two perforations but merely passes freely.
When the crankshaft body 8 is clamped, the locking bolt 7 on each knob 62 is screwed to fix the position of the knob 62, and then the rocking handle 61 is rotated to drive the screw rod 6 to rotate, and as the two threaded sections of the screw rod 6 are oppositely rotated and are in threaded connection with the two knobs 62 in a one-to-one correspondence manner, the screw rod 6 can rotate to drive the two clamping blocks 5 to oppositely move through relative rotation with the two knobs 62 until the V-shaped grooves 51 of the two clamping blocks 5 clamp the end part of the crankshaft body 8; if the position of the clamping block 5 needs to be finely adjusted in the clamping process, the rocking handle 61 and the screw rod 6 are kept still, the locking bolt 7 on the knob 62 which is rotationally connected on the clamping block 5 which needs to be finely adjusted is unscrewed, then the knob 62 is rotated to drive the corresponding clamping block 5 to slowly move along the axial direction of the screw rod 6, and the locking bolt 7 is re-screwed after the clamping block is adjusted in place.
The mounting part comprises a fixed block 4 fixedly mounted on the sliding plate 2, a through groove 41 is formed in the fixed block 4 along the sliding direction perpendicular to the sliding plate 2, and the two clamping blocks 5 are connected with the through groove 41 in a sliding manner; preferably, the cross section of the two opposite side walls of the through groove 41, which is close to the bottom of the through groove, is wedge-shaped along the vertical direction, the bottom of each clamping block 5 is of a wedge-shaped structure, and the two clamping blocks 5 are in sliding clamping connection with the two opposite side walls of the through groove 41; so that the two clamping blocks 5 can stably slide in the through grooves 41, and the two clamping blocks 5 are prevented from being separated from the through grooves 41 in the sliding process.
1-2 and 5, according to another embodiment of the present utility model, the crankshaft taper detection tool further optimizes the supporting members included in the crankshaft taper detection tool, each supporting member includes a bracket 3 vertically and fixedly installed on the sliding plate 2, an installation hole 31 is formed at the upper portion of the bracket 3 along the sliding direction of the sliding plate 2, a locking bolt 7 is installed at the top of the bracket 3 along the vertical direction in a threaded manner, and the locking bolt 7 is penetratingly arranged between the inner side and the outer side of the installation hole 31; during assembly, the measuring head of the dial indicator 82 passes through the mounting hole 31 and abuts against the end face of the taper ring gauge 81, and then the locking bolt 7 is screwed down to fix the dial indicator 82.
The application principle of the utility model is as follows: when the crankshaft body 8 is used, the distance between the two sliding plates 2 is adjusted in a sliding mode according to the specification of the crankshaft body 8, then the positions of the two sliding plates 2 are fixed through the locking bolts 7, then two ends of the crankshaft body 8 are correspondingly arranged between the V-shaped grooves 51 of the two clamping blocks 5 on each sliding plate 2 one by one, meanwhile, the locking bolts 7 on each knob 62 are screwed down to fix the positions of the knobs 62, then the rocking handle 61 is rotated to drive the screw rod 6 to rotate, and as the two threaded sections of the screw rod 6 are oppositely rotated and correspondingly connected with the two knobs 62 in a threaded mode, the screw rod 6 can rotate to drive the two clamping blocks 5 to oppositely move through relative rotation with the two knobs 62 until the V-shaped grooves 51 of the two clamping blocks 5 clamp the end portions of the crankshaft body 8; if the position of the clamping block 5 needs to be finely adjusted in the clamping process, the rocking handle 61 and the screw rod 6 are kept still, the locking bolt 7 on the knob 62 which is rotationally connected on the clamping block 5 which needs to be finely adjusted is unscrewed, then the knob 62 is rotated to drive the corresponding clamping block 5 to slowly move along the axial direction of the screw rod 6, the locking bolt 7 is screwed again after being adjusted in place, then taper ring gauges 81 are sleeved on two ends of the crankshaft body 8, then two dial indicators 82 are selected and correspondingly used for penetrating measuring heads of the dial indicators 82 from mounting holes 31 on the two brackets 3 one by one and abutting against the end surfaces of the taper ring gauges 81, then the locking bolt 7 is screwed for fixing the dial indicators 82, at the moment, the two dial indicators 82 are cleared, then the taper ring gauges 81 are rotated for measurement, whether the pointer indication range of the two dial indicators 82 is within an allowable error range is observed, and whether the taper of the crankshaft body 8 is qualified is detected is judged; after the measurement is completed, the steps are reversed, and the crankshaft body 8 is taken down.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (8)
1. The utility model provides a bent axle tapering detects frock which characterized in that includes:
the bottom plate (1) and the two detection assemblies are arranged on the bottom plate in a sliding way in opposite directions;
each detection assembly comprises a sliding plate (2) horizontally arranged on a bottom plate (1) in a sliding mode, a supporting piece and a clamping mechanism, wherein the supporting piece and the clamping mechanism are fixedly arranged on the sliding plate (2), a plurality of locking bolts (7) are arranged between the sliding plate (2) and the bottom plate (1), and the clamping mechanisms of the two detection assemblies are arranged between the supporting pieces;
each clamping mechanism comprises a mounting part fixedly mounted on the sliding plate (2), two clamping parts oppositely arranged on the mounting part in a sliding manner and a driving part rotatably arranged between the inner side and the outer side of the mounting part, the sliding direction of the two clamping parts is perpendicular to the sliding direction of the sliding plate (2), and the power output end of the driving part is movably connected with the two clamping parts so as to drive the two clamping parts to move oppositely or oppositely.
2. The crankshaft taper detection tool according to claim 1, wherein each clamping portion comprises clamping blocks (5) slidably connected with the mounting portion, V-shaped grooves (51) are formed in opposite side walls of the clamping blocks (5) of the two clamping portions along the horizontal direction, and a power output end of the driving portion is movably connected with the two clamping blocks (5).
3. The tool for detecting the taper of the crankshaft according to claim 2, wherein the lower portion of each clamping block (5) is provided with a through hole along the sliding direction of the clamping block, a knob (62) is rotatably arranged on the side wall of one end, far away from the other clamping block (5), of the through hole of each clamping block (5), a locking bolt (7) is arranged on each knob (62) in a threaded manner, the driving part comprises a rocking handle (61) and a screw rod (6) fixedly connected with the rocking handle coaxially, the screw rod (6) freely penetrates through the two through holes and the two knobs (62), the screw rod (6) comprises two threaded sections with opposite rotation directions, and the two threaded sections are in threaded connection with the two knobs (62) in a one-to-one correspondence.
4. The crankshaft taper detection tool according to claim 2, wherein the mounting portion comprises a fixed block (4) fixedly mounted on the sliding plate (2), a through groove (41) is formed in the fixed block (4) along a sliding direction perpendicular to the sliding plate (2), and the two clamping blocks (5) are both slidably connected with the through groove (41).
5. The crankshaft taper detection tool according to claim 1, wherein each supporting member comprises a bracket (3) vertically and fixedly installed on the sliding plate (2), a mounting hole (31) is formed in the upper portion of the bracket (3) along the sliding direction of the sliding plate (2), a locking bolt (7) is installed on the top of the bracket (3) in a threaded manner along the vertical direction, and the locking bolt (7) is arranged between the inner side and the outer side of the mounting hole (31) in a penetrating manner.
6. The crankshaft taper detection tool according to claim 1, wherein the bottom plate (1) is provided with a sliding groove (11), and the sliding plate (2) is slidably connected with the sliding groove (11).
7. The tool for detecting the taper of the crankshaft according to claim 4, wherein the cross section of the two opposite side walls of the through groove (41) close to the bottom of the through groove is wedge-shaped along the vertical direction, the bottom of each clamping block (5) is of a wedge-shaped structure, and the two clamping blocks (5) are in sliding clamping connection with the two opposite side walls of the through groove (41).
8. A crankshaft taper detection tool according to claim 1, wherein there are two locking bolts (7) between each slide plate (2) and the base plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321003766.6U CN219776597U (en) | 2023-04-27 | 2023-04-27 | Crankshaft taper detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321003766.6U CN219776597U (en) | 2023-04-27 | 2023-04-27 | Crankshaft taper detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219776597U true CN219776597U (en) | 2023-09-29 |
Family
ID=88133870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321003766.6U Active CN219776597U (en) | 2023-04-27 | 2023-04-27 | Crankshaft taper detection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219776597U (en) |
-
2023
- 2023-04-27 CN CN202321003766.6U patent/CN219776597U/en active Active
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