CN215811609U - Crankshaft detection device - Google Patents
Crankshaft detection device Download PDFInfo
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- CN215811609U CN215811609U CN202121493586.1U CN202121493586U CN215811609U CN 215811609 U CN215811609 U CN 215811609U CN 202121493586 U CN202121493586 U CN 202121493586U CN 215811609 U CN215811609 U CN 215811609U
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- crankshaft
- sliding sleeve
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Abstract
The utility model discloses a crankshaft detection device, which comprises a base, wherein the base comprises a horizontal bottom plate, an installation plate is arranged on the bottom plate, and an installation plate longitudinal movement control structure is arranged between the bottom plate and the installation plate so that the installation plate can move longitudinally along the bottom plate; two ends of the mounting plate are provided with a positioning center device and a propping center device; the positioning center device comprises a horizontal positioning center, the abutting center device comprises an abutting center, a longitudinal movement control structure is arranged between the abutting center and the mounting plate so that the abutting center can move towards the end face of the crankshaft, and a crankshaft mounting station is formed between the positioning center and the abutting center and can be supported in central holes at two ends of the crankshaft in an abutting mode; a vertical upward mounting rod is arranged on one side of the mounting plate on the bottom plate, a horizontal supporting rod is arranged on the mounting rod, and a supporting rod vertical movement control structure is arranged between the supporting rod and the mounting rod; the utility model has the advantages of simple structure, convenient operation and use and more reliable detection.
Description
Technical Field
The utility model belongs to the technical field of crankshaft detection, and particularly relates to a crankshaft detection device.
Background
The crankshaft is the most important component in the engine. It takes the force from the connecting rod and converts it into torque to be output by the crankshaft and drive other accessories on the engine. The crankshaft is subjected to the combined action of centrifugal force of the rotating mass, gas inertia force of periodic variation and reciprocating inertia force, so that the crankshaft is subjected to the action of bending and twisting load. Therefore, the crankshaft is required to have sufficient strength and rigidity, and the surface of the journal needs to be wear-resistant, work uniformly and balance well.
The crankshaft machining manufacturing comprises the steps of obtaining a blank through casting and machining. After machining, it is also necessary to detect the eccentricity, parallelism and end runout of the crankshaft. In the existing detection device, when the detection head moves on the workpiece, the detection head part is moved, so that the detection is not reliable enough. And is also inconvenient to clamp and use.
Therefore, how to provide a crankshaft detection device which has a simple structure, is convenient to operate and use and can detect more reliably becomes a technical problem to be solved by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the technical problems to be solved by the utility model are as follows: how to provide a simple structure, convenient operation uses, detects more reliable bent axle detection device.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a crankshaft detection device comprises a base, wherein the base comprises a horizontal bottom plate, a mounting plate is arranged on the bottom plate, and a mounting plate longitudinal movement control structure is arranged between the bottom plate and the mounting plate so that the mounting plate can move longitudinally along the bottom plate; two ends of the mounting plate are provided with a positioning center device and a propping center device; the positioning center device comprises a horizontal positioning center, the abutting center device comprises an abutting center, a longitudinal movement control structure is arranged between the abutting center and the mounting plate so that the abutting center can move towards the end face of the crankshaft, and a crankshaft mounting station is formed between the positioning center and the abutting center and can be supported in central holes at two ends of the crankshaft in an abutting mode; on the bottom plate one side of mounting panel is equipped with the vertical installation pole that upwards sets up, is equipped with the horizontally bracing piece on the installation pole, is provided with the vertical mobile control structure of bracing piece between bracing piece and the installation pole, and the bracing piece distal end is provided with the mounting hole and is used for installing the vertical percentage table that sets up downwards.
In this way, in the crankshaft detection device, the crankshaft to be detected is arranged between the positioning center and the abutting center in an abutting mode; the dial indicator on the supporting rod can vertically adjust the position to be correspondingly abutted against the crankshaft; during detection, the mounting plate can move longitudinally along the bottom plate, so that the dial indicator can detect the crankshaft. The detection is completed by moving the mounting plate and clamping the crankshaft above the mounting plate, so that the detection of the crankshaft is more reliable. And can also conveniently adjust the percentage table on bracing piece and the bracing piece, can facilitate the use more. The structure has the advantages of simple structure, convenient operation and use and more reliable detection.
Preferably, the longitudinal movement control structure comprises two first guide rails which are arranged along the longitudinal direction of the mounting plate at intervals along the transverse direction of the mounting plate; a first sliding block is arranged on the first guide rail, a first supporting seat is fixedly connected on the first sliding block, and the abutting top is arranged on the first supporting seat; a driving nut is arranged on the first support seat, a driving screw rod is arranged in the driving nut in a matching way, and two ends of the driving screw rod are respectively arranged on the mounting support seats; and a driving hand wheel is arranged at the outer end of the driving screw rod.
Therefore, the longitudinal movement control structure is simpler in design and more reasonable in design.
As optimization, the positioning center device comprises a second sliding block arranged on the first guide rail, a second supporting seat is fixedly connected to the second sliding block, and the positioning center is arranged on the second supporting seat; a positioning structure is arranged between the second sliding block and the mounting plate to limit the second sliding block to move longitudinally along the mounting plate.
Therefore, the positioning center device is simpler in structure and more convenient to install.
Preferably, the positioning structure comprises a positioning block fixedly connected to the second sliding block, the positioning block is provided with a positioning hole, a T-shaped groove longitudinally arranged on the mounting plate corresponding to the positioning hole is formed in the mounting plate, a positioning screw is arranged in the T-shaped groove, the upper end of the positioning screw upwards penetrates through the positioning hole, a first compression screw is arranged at the upper end of the positioning screw, a threaded hole is formed in the middle of the lower end of the first compression screw, and the middle of the lower end of the first compression screw is in threaded connection with the upper end of the positioning screw, so that the lower end face of the first compression screw is attached to and supported on the upper surface of the mounting plate.
Thus, the positioning structure is simpler and more convenient to operate.
As an optimization, the supporting rod vertical movement control structure comprises a sliding sleeve which is sleeved on the mounting rod and can vertically move, a sliding sleeve rotation limiting structure is arranged between the sliding sleeve and the mounting rod to limit the horizontal rotation of the sliding sleeve, and the supporting rod is fixedly connected onto the sliding sleeve through a connecting structure; and the mounting rod is of a screw rod structure, an adjusting nut is arranged on the mounting rod in a threaded fit manner below the sliding sleeve, and the upper end of the adjusting nut is abutted to and supported at the lower end of the sliding sleeve.
Like this, the vertical mobility control structure of bracing piece is simpler, can make things convenient for the vertical position of control bracing piece and percentage table more.
Preferably, the connecting structure comprises a circle of circular connecting bulges formed by outwards protruding the peripheral wall of the sliding sleeve, a support ring is sleeved on the sliding sleeve, the support ring and the connecting bulges are connected and fixed together through connecting screws, and the support rod is connected and fixed on the support ring.
Therefore, the connecting structure is simpler, and the connection between the sliding sleeve and the supporting rod is more convenient.
As optimization, the sliding sleeve rotation limiting structure comprises a limiting threaded hole in the sliding sleeve, a limiting screw is arranged in the limiting threaded hole, and the inner end of the limiting screw can abut against the mounting rod to limit horizontal rotation of the sliding sleeve.
Like this, the sliding sleeve rotates limit structure is simpler, more convenient operation.
As optimization, the mounting plate longitudinal movement control structure comprises a second guide rail which is longitudinally arranged along the bottom plate, four third sliding blocks are arranged on the lower surface of the mounting plate in a rectangular distribution, and the four third sliding blocks are respectively correspondingly arranged and matched on the second guide rail; the bottom plate is provided with a vertical upward limiting screw rod, the limiting screw rod upwards penetrates through a strip hole in the mounting plate along the longitudinal arrangement of the limiting screw rod, a second compression screw rod is arranged at the upper end of the limiting screw rod, a threaded hole is formed in the middle of the lower end of the second compression screw rod, and the lower end face of the second compression screw rod is attached to the upper surface of the mounting plate in a threaded mode and is supported by the upper end of the limiting screw rod.
Therefore, the longitudinal movement control structure of the mounting plate is simpler and more convenient to use.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a left side view of fig. 1.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
referring to fig. 1 to 4: a crankshaft detection device comprises a base 1, wherein the base comprises a horizontal bottom plate 2, a mounting plate 3 is arranged on the bottom plate, and a mounting plate longitudinal movement control structure is arranged between the bottom plate and the mounting plate so that the mounting plate can move longitudinally along the bottom plate; two ends of the mounting plate are provided with a positioning center device and a propping center device; the positioning center device comprises a horizontal positioning center 4, the abutting center device comprises an abutting center 5, a longitudinal movement control structure is arranged between the abutting center and the mounting plate so that the abutting center can move towards the end face of the crankshaft, and a crankshaft mounting station is formed between the positioning center and the abutting center and can be supported in central holes at two ends of the crankshaft in an abutting mode; on the bottom plate one side of mounting panel is equipped with the vertical installation pole 6 that upwards sets up, is equipped with horizontally bracing piece 7 on the installation pole, is provided with the vertical mobile control structure of bracing piece between bracing piece and the installation pole, and the bracing piece distal end is provided with the mounting hole and is used for installing the vertical percentage table that sets up downwards.
In this way, in the crankshaft detection device, the crankshaft to be detected is arranged between the positioning center and the abutting center in an abutting mode; the dial indicator on the supporting rod can vertically adjust the position to be correspondingly abutted against the crankshaft; during detection, the mounting plate can move longitudinally along the bottom plate, so that the dial indicator can detect the crankshaft. The detection is completed by moving the mounting plate and clamping the crankshaft above the mounting plate, so that the detection of the crankshaft is more reliable. And can also conveniently adjust the percentage table on bracing piece and the bracing piece, can facilitate the use more. The structure has the advantages of simple structure, convenient operation and use and more reliable detection.
In this embodiment, the longitudinal movement control structure includes two first guide rails 8 longitudinally arranged along the mounting plate, and the two first guide rails are arranged at intervals along the transverse direction of the mounting plate; a first sliding block 9 is arranged on the first guide rail, a first supporting seat 10 is fixedly connected on the first sliding block, and the abutting tip is arranged on the first supporting seat; a driving nut 11 is arranged on the first support seat, a driving screw rod 12 is arranged in the driving nut in a matching way, and two ends of the driving screw rod are respectively arranged on an installation support 13; and a driving hand wheel 14 is arranged at the outer end of the driving screw rod.
Therefore, the longitudinal movement control structure is simpler in design and more reasonable in design.
In the specific embodiment, the positioning center device comprises a second sliding block 15 arranged on the first guide rail, a second supporting seat 16 is fixedly connected to the second sliding block, and the positioning center is arranged on the second supporting seat; a positioning structure is arranged between the second sliding block and the mounting plate to limit the second sliding block to move longitudinally along the mounting plate.
Therefore, the positioning center device is simpler in structure and more convenient to install.
In this specific embodiment, the positioning structure includes a positioning block 17 fixed to the second slider, the positioning block is provided with a positioning hole, a T-shaped groove 18 longitudinally arranged on the mounting plate is provided corresponding to the positioning hole, a positioning screw is provided in the T-shaped groove, the upper end of the positioning screw upwardly penetrates through the positioning hole, a first compression screw 19 is provided at the upper end of the positioning screw, and a threaded hole is provided in the middle of the lower end of the first compression screw and is in threaded connection with the upper end of the positioning screw, so that the lower end face of the first compression screw is attached to and supported on the upper surface of the mounting plate.
Thus, the positioning structure is simpler and more convenient to operate.
In this embodiment, the support rod vertical movement control structure includes a sliding sleeve 20 which is sleeved on the mounting rod and can vertically move, a sliding sleeve rotation limiting structure is arranged between the sliding sleeve and the mounting rod to limit the horizontal rotation of the sliding sleeve, and the support rod is connected and fixed on the sliding sleeve through a connecting structure; and the mounting rod is of a screw rod structure, an adjusting nut 21 is arranged on the mounting rod in a threaded fit manner below the sliding sleeve, and the upper end of the adjusting nut is abutted to and supported at the lower end of the sliding sleeve.
Like this, the vertical mobility control structure of bracing piece is simpler, can make things convenient for the vertical position of control bracing piece and percentage table more.
In this embodiment, the connection structure includes a circle of circular connecting protrusion 22 formed by the outward protrusion of the outer peripheral wall of the sliding sleeve, a support ring 23 is sleeved on the sliding sleeve, the support ring and the connecting protrusion are connected and fixed together through a connecting screw, and the support rod is connected and fixed on the support ring.
Therefore, the connecting structure is simpler, and the connection between the sliding sleeve and the supporting rod is more convenient.
In this embodiment, the sliding sleeve rotation limiting structure includes the limiting threaded hole on the sliding sleeve, and limiting screw 24 is arranged in the limiting threaded hole, and the inner end of the limiting screw can abut against the mounting rod to limit the horizontal rotation of the sliding sleeve.
Like this, the sliding sleeve rotates limit structure is simpler, more convenient operation.
In this embodiment, the mounting plate longitudinal movement control structure includes a second guide rail 25 longitudinally arranged along the bottom plate, four third sliding blocks 26 are arranged on the lower surface of the mounting plate in a rectangular distribution, and the four third sliding blocks are respectively correspondingly mounted and matched on the second guide rail; the bottom plate is provided with a vertical upward limiting screw rod, the limiting screw rod upwards penetrates through a strip hole in the mounting plate along the longitudinal arrangement of the limiting screw rod, the upper end of the limiting screw rod is provided with a second compression screw rod 27, the middle part of the lower end of the second compression screw rod is provided with a threaded hole and is in threaded connection with the upper end of the limiting screw rod, so that the lower end face of the second compression screw rod is attached to and supported on the upper surface of the mounting plate.
Therefore, the longitudinal movement control structure of the mounting plate is simpler and more convenient to use.
The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (8)
1. A crankshaft detection device comprises a base, and is characterized in that the base comprises a horizontal bottom plate, a mounting plate is arranged on the bottom plate, and a mounting plate longitudinal movement control structure is arranged between the bottom plate and the mounting plate so that the mounting plate can move longitudinally along the bottom plate; two ends of the mounting plate are provided with a positioning center device and a propping center device; the positioning center device comprises a horizontal positioning center, the abutting center device comprises an abutting center, a longitudinal movement control structure is arranged between the abutting center and the mounting plate so that the abutting center can move towards the end face of the crankshaft, and a crankshaft mounting station is formed between the positioning center and the abutting center and can be supported in central holes at two ends of the crankshaft in an abutting mode; on the bottom plate one side of mounting panel is equipped with the vertical installation pole that upwards sets up, is equipped with the horizontally bracing piece on the installation pole, is provided with the vertical mobile control structure of bracing piece between bracing piece and the installation pole, and the bracing piece distal end is provided with the mounting hole and is used for installing the vertical percentage table that sets up downwards.
2. A crankshaft sensing arrangement as claimed in claim 1, wherein: the longitudinal movement control structure comprises two first guide rails which are longitudinally arranged along the mounting plate, and the two first guide rails are arranged at intervals along the transverse direction of the mounting plate; a first sliding block is arranged on the first guide rail, a first supporting seat is fixedly connected on the first sliding block, and the abutting top is arranged on the first supporting seat; a driving nut is arranged on the first support seat, a driving screw rod is arranged in the driving nut in a matching way, and two ends of the driving screw rod are respectively arranged on the mounting support seats; and a driving hand wheel is arranged at the outer end of the driving screw rod.
3. A crankshaft sensing arrangement as claimed in claim 2, wherein: the positioning center device comprises a second sliding block arranged on the first guide rail, a second supporting seat is fixedly connected to the second sliding block, and the positioning center is arranged on the second supporting seat; a positioning structure is arranged between the second sliding block and the mounting plate to limit the second sliding block to move longitudinally along the mounting plate.
4. A crankshaft sensing arrangement according to claim 3, wherein: the positioning structure comprises a positioning block fixedly connected to the second sliding block, a positioning hole is formed in the positioning block, a T-shaped groove which is longitudinally arranged on the mounting plate and corresponds to the positioning hole is formed in the mounting plate, a positioning screw is arranged in the T-shaped groove, the upper end of the positioning screw upwards penetrates through the positioning hole, a first compression screw is arranged at the upper end of the positioning screw, a threaded hole is formed in the middle of the lower end of the first compression screw, and the middle of the lower end of the first compression screw is connected to the upper end of the positioning screw in a threaded mode so that the lower end face of the first compression screw is attached to and supported on the upper surface of the mounting plate.
5. A crankshaft sensing arrangement as claimed in claim 1, wherein: the supporting rod vertical movement control structure comprises a sliding sleeve which is sleeved on the mounting rod and can vertically move, a sliding sleeve rotation limiting structure is arranged between the sliding sleeve and the mounting rod to limit the horizontal rotation of the sliding sleeve, and the supporting rod is fixedly connected onto the sliding sleeve through a connecting structure; and the mounting rod is of a screw rod structure, an adjusting nut is arranged on the mounting rod in a threaded fit manner below the sliding sleeve, and the upper end of the adjusting nut is abutted to and supported at the lower end of the sliding sleeve.
6. A crankshaft sensing arrangement according to claim 5, wherein: the connecting structure comprises a circle of circular connecting bulges formed by outwards protruding the peripheral wall of the sliding sleeve, a support ring is sleeved on the sliding sleeve, the support ring and the connecting bulges are fixedly connected together through connecting screws, and the support rods are fixedly connected on the support ring.
7. A crankshaft sensing arrangement according to claim 6, wherein: the sliding sleeve rotation limiting structure comprises a limiting threaded hole in the sliding sleeve, a limiting screw is arranged in the limiting threaded hole, and the inner end of the limiting screw can abut against the mounting rod to limit horizontal rotation of the sliding sleeve.
8. A crankshaft sensing arrangement as claimed in claim 1, wherein: the mounting plate longitudinal movement control structure comprises a second guide rail which is longitudinally arranged along the bottom plate, four third sliding blocks are arranged on the lower surface of the mounting plate in a rectangular distribution mode, and the four third sliding blocks are correspondingly arranged on the second guide rail in a matched mode; the bottom plate is provided with a vertical upward limiting screw rod, the limiting screw rod upwards penetrates through a strip hole in the mounting plate along the longitudinal arrangement of the limiting screw rod, a second compression screw rod is arranged at the upper end of the limiting screw rod, a threaded hole is formed in the middle of the lower end of the second compression screw rod, and the lower end face of the second compression screw rod is attached to the upper surface of the mounting plate in a threaded mode and is supported by the upper end of the limiting screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121493586.1U CN215811609U (en) | 2021-07-01 | 2021-07-01 | Crankshaft detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121493586.1U CN215811609U (en) | 2021-07-01 | 2021-07-01 | Crankshaft detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215811609U true CN215811609U (en) | 2022-02-11 |
Family
ID=80180082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121493586.1U Active CN215811609U (en) | 2021-07-01 | 2021-07-01 | Crankshaft detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215811609U (en) |
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2021
- 2021-07-01 CN CN202121493586.1U patent/CN215811609U/en active Active
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