CN221484736U - Crankshaft dynamic balance performance detection device - Google Patents
Crankshaft dynamic balance performance detection device Download PDFInfo
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- CN221484736U CN221484736U CN202323128560.9U CN202323128560U CN221484736U CN 221484736 U CN221484736 U CN 221484736U CN 202323128560 U CN202323128560 U CN 202323128560U CN 221484736 U CN221484736 U CN 221484736U
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- lifting
- crankshaft
- dynamic balance
- supporting
- rod
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- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 230000001360 synchronised effect Effects 0.000 claims abstract description 23
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the field of dynamic balance testing of crankshafts, and discloses a dynamic balance performance detection device of a crankshaft, which comprises a main body device for fixing the crankshaft and rotating for dynamic balance detection, and further comprises a lifting device which is arranged in front of the main body device and used for lifting the crankshaft, wherein two supporting devices which are used for supporting the crankshaft to fix and can slidably adjust the supporting distance are symmetrically arranged on two sides of the lifting device; the lifting device comprises a lifting frame, two lifting screw rods are symmetrically arranged on two sides in the lifting frame, a synchronous wheel is arranged on the lifting screw rods, and a lifting motor is arranged above one synchronous wheel. According to the crankshaft dynamic balance performance detection device, the crankshaft is supported and fixedly arranged, so that the crankshaft is convenient to install; the crankshaft is lifted to the installation position by lifting the crankshaft, so that the crankshaft is further convenient to install; the arrangement of the supporting distance is adjusted through sliding, so that crankshafts with different lengths can be supported conveniently.
Description
Technical Field
The utility model belongs to the field of dynamic balance testing of crankshafts, and particularly relates to a dynamic balance performance detection device of a crankshaft.
Background
The crankshaft is an important component in an automobile engine, the engine outputs power through the crankshaft and drives other accessories to carry out transmission work, and the automobile crankshaft needs to carry out multiple detection after processing, wherein the dynamic balance detection of the crankshaft mainly uses a crankshaft dynamic balance performance detection device to detect the main body balance of the crankshaft in the rotation process, and the unbalanced crankshaft can greatly reduce the service lives of the engine and the crankshaft and cause serious faults of the engine when being installed in the engine for use, so the dynamic balance detection of the processed crankshaft is very important.
The utility model provides a contrast is authorized chinese patent of bulletin number CN218156663U, discloses an automobile crankshaft dynamic balance performance detection device, including the bottom table, the bottom of bottom table front end is provided with the storing chamber, the top of bottom table is provided with the top platform, the left side of top platform is provided with the rocking handle, top platform top left side is provided with first movable seat, the both ends of first movable seat are fixed with the fixed strip respectively, the right side swing joint of first movable seat has first adapter sleeve, the intermediate position department at top platform top is provided with dynamic balance detector, the right side at top platform top is provided with the second movable seat, the left side swing joint of second movable seat has the second adapter sleeve, and the right side that the right side of second adapter sleeve runs through the right side of second movable seat, the right side of second movable seat is fixed with driving motor, and driving motor's output shaft passes through belt pulley structure and the right side fixed connection of second adapter sleeve, the left side top of second movable seat is fixed with the mount, the top of mount is provided with vibration probe.
The above patent cannot support the crankshaft when it is mounted, and is inconvenient to mount due to the heavy weight of the crankshaft. A new device is thus designed.
Disclosure of utility model
The utility model aims to provide a crankshaft dynamic balance performance detection device which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The device for detecting dynamic balance performance of the crankshaft comprises a main body device for fixing the crankshaft and rotating for dynamic balance detection, and further comprises a lifting device which is arranged in front of the main body device and used for lifting the crankshaft, wherein two supporting devices for supporting the crankshaft to fix and slidably adjust supporting intervals are symmetrically arranged on two sides of the lifting device;
The lifting device comprises a lifting frame, two lifting screw rods are symmetrically arranged on two sides in the lifting frame, a synchronous wheel is arranged on the lifting screw rods, a lifting motor is arranged above one synchronous wheel, a synchronous belt is arranged between the two synchronous wheels, a lifting plate is arranged between the two lifting screw rods, and two sliding blocks are slidably arranged on the lifting plate;
The supporting device comprises a sliding sleeve, a sliding rod is arranged in the sliding sleeve in a sliding mode, a connecting rod is arranged at the rear end of the sliding rod, a telescopic rod is arranged below the connecting rod, and a supporting seat is arranged in front of the telescopic rod.
Further: the main body device comprises a main machine, a first fixing seat is arranged on one side of the main machine, a detection motor is arranged on one side, close to the main machine, of the first fixing seat, a guide rail is arranged below the first fixing seat, a clamping screw rod is arranged in the guide rail, a clamping motor is arranged on one side of the clamping screw rod, a clamping plate is arranged on the clamping screw rod, and a second fixing seat is arranged at the top of the clamping plate.
Further: the lifting plate is in sliding connection with the lifting frame.
Further: the section of the sliding rod is rectangular, and a limiting plate is arranged at the front end of the sliding rod.
Further: the supporting seat surface is provided with the silica gel buffer layer, the supporting seat with telescopic link bolted connection.
Further: the clamping plate is in sliding connection with the guide rail, and the second fixing seat is in rotary connection with the clamping plate.
Compared with the prior art, the beneficial effects are that:
1. the crankshaft is supported and fixedly arranged, so that the crankshaft is convenient to install;
2. the crankshaft is lifted to the installation position by lifting the crankshaft, so that the crankshaft is further convenient to install;
3. The arrangement of the supporting distance is adjusted through sliding, so that crankshafts with different lengths can be supported conveniently.
Drawings
FIG. 1 is a schematic diagram of a dynamic balance performance detecting device for a crankshaft according to the present utility model;
FIG. 2 is an isometric view of a main body device of the crankshaft dynamic balance performance detection device according to the present utility model;
FIG. 3 is a front view of a lifting device of the crankshaft dynamic balance performance detection device of the utility model;
Fig. 4 is an isometric view of a supporting device of the device for detecting dynamic balance performance of a crankshaft.
In the reference numerals: 1. a main body device; 101. a host; 102. a first fixing seat; 103. detecting a motor; 104. a guide rail; 105. clamping a screw rod; 106. clamping a motor; 107. a clamping plate; 108. the second fixing seat; 2. a lifting device; 201. a lifting frame; 202. lifting the screw rod; 203. a synchronizing wheel; 204. a lifting motor; 205. a synchronous belt; 206. a lifting plate; 207. a slide block; 3. a support device; 301. a sliding sleeve; 302. a slide bar; 303. a connecting rod; 304. a telescopic rod; 305. and a supporting seat.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a device for detecting dynamic balance performance of a crankshaft comprises a main body device 1 for fixing the crankshaft and rotating for dynamic balance detection, and further comprises a lifting device 2 arranged in front of the main body device 1 and used for lifting the crankshaft, wherein two supporting devices 3 used for supporting the crankshaft to fix and slidably adjust supporting intervals are symmetrically arranged on two sides of the lifting device 2.
In this embodiment: the main body device 1 comprises a main body 101, a first fixing seat 102 is arranged on one side of the main body 101, a detection motor 103 is arranged on one side, close to the main body 101, of the first fixing seat 102, a guide rail 104 is arranged below the first fixing seat 102, a clamping screw rod 105 is arranged in the guide rail 104, a clamping motor 106 is arranged on one side of the clamping screw rod 105, a clamping plate 107 is arranged on the clamping screw rod 105, a second fixing seat 108 is arranged at the top of the clamping plate 107, the clamping plate 107 is in sliding connection with the guide rail 104, the second fixing seat 108 is in rotary connection with the clamping plate 107, one end of a crankshaft is fixed on the first fixing seat 102, the clamping motor 106 drives the clamping screw rod 105 to rotate so as to drive the clamping plate 107 to drive the second fixing seat 108 to move to the other end of the crankshaft along the guide rail 104 and fix the crankshaft, and the main body 101 supports the detection motor 103 to drive the first fixing seat 102 to drive the crankshaft to rotate so as to perform dynamic balance detection;
In this embodiment: the lifting device 2 comprises a lifting frame 201, two lifting screw rods 202 are symmetrically arranged on two sides in the lifting frame 201, a synchronous wheel 203 is arranged on the lifting screw rods 202, a lifting motor 204 is arranged above one side of the synchronous wheel 203, a synchronous belt 205 is arranged between the two synchronous wheels 203, a lifting plate 206 is arranged between the two lifting screw rods 202, two sliding blocks 207 are slidably arranged on the lifting plate 206, the lifting plate 206 is slidably connected with the lifting frame 201, the lifting motor 204 drives the synchronous wheel 203 below to drive the lifting screw rods 202 to rotate, the synchronous wheel 203 drives the other synchronous wheel 203 and the lifting screw rods 202 to rotate through the synchronous belt 205, the lifting plate 206 is pushed to move upwards along the lifting frame 201 from two sides, and the lifting plate 206 drives a crankshaft on the supporting device 3 to move upwards through the sliding blocks 207 to lift the crankshaft;
In this embodiment: the supporting device 3 comprises a sliding sleeve 301, a sliding rod 302 is slidably installed in the sliding sleeve 301, a connecting rod 303 is installed at the rear end of the sliding rod 302, a telescopic rod 304 is arranged below the connecting rod 303, a supporting seat 305 is installed in front of the telescopic rod 304, the section of the sliding rod 302 is rectangular, a limiting plate is arranged at the front end of the sliding rod 302, a silica gel buffer layer is arranged on the surface of the supporting seat 305, the supporting seat 305 is connected with the telescopic rod 304 through bolts, two sliding blocks 207 slide along the lifting plate 206 to drive the two supporting devices 3 to move, two supporting devices 3 can be used for placing two ends of a crankshaft, the two ends of the crankshaft are placed on the two supporting seats 305, the lifting device 2 lifts the crankshaft to the height of the first fixing seat 102, the sliding rod 302 slides backwards along the sliding sleeve 301, the crankshaft on the supporting seat 305 in front of the telescopic rod 304 is driven by the connecting rod 303 to move between the first fixing seat 102 and the second fixing seat 108, and then the length of the telescopic rod 304 is adjusted to carry out secondary adjustment on the position of the crankshaft, so that one end of the crankshaft is fixed on the first fixing seat 102.
Working principle: the two sliding blocks 207 are slid along the lifting plate 206 to drive the two supporting devices 3 to move, the two supporting devices 3 can be used for placing two ends of a crankshaft, the two ends of the crankshaft are placed on the two supporting seats 305, the lifting motor 204 drives the synchronous wheel 203 below to drive the lifting screw rod 202 to rotate, the synchronous wheel 203 drives the other synchronous wheel 203 and the lifting screw rod 202 to rotate through the synchronous belt 205, the lifting plate 206 is pushed to move upwards along the lifting frame 201 from two sides, the lifting plate 206 drives the crankshaft on the supporting devices 3 to move upwards through the sliding blocks 207 to lift the crankshaft to the height of the first fixing seat 102, then the sliding rod 302 is enabled to slide backwards along the sliding sleeve 301, the crankshaft on the supporting seat 305 in front of the telescopic rod 304 is driven to move between the first fixing seat 102 and the second fixing seat 108 through the connecting rod 303, then the length of the telescopic rod 304 is adjusted to secondarily adjust the position of the crankshaft, one end of the crankshaft is fixed on the first fixing seat 102, the clamping motor 106 drives the clamping screw rod 105 to rotate to push the second fixing seat 108 to move to the other end of the crankshaft through the guide rail 104, the lifting plate 206 is fixed, finally, the lifting device 2 and the supporting device 3 are reset motor 103 is driven to detect that the supporting device 101 drives the crankshaft to rotate, and the first fixing seat 102 is driven to rotate.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a bent axle dynamic balance performance detection device, includes main part device (1) that are used for fixed bent axle and rotate and carry out dynamic balance detection, its characterized in that: the device also comprises a lifting device (2) which is arranged in front of the main body device (1) and used for lifting and lifting the crankshaft, wherein two supporting devices (3) which are used for supporting the crankshaft to fix and can slidably adjust the supporting distance are symmetrically arranged on two sides of the lifting device (2);
The lifting device (2) comprises a lifting frame (201), two lifting screw rods (202) are symmetrically arranged on two sides in the lifting frame (201), a synchronous wheel (203) is arranged on the lifting screw rods (202), a lifting motor (204) is arranged above one synchronous wheel (203), a synchronous belt (205) is arranged between the two synchronous wheels (203), a lifting plate (206) is arranged between the two lifting screw rods (202), and two sliding blocks (207) are slidably arranged on the lifting plate (206);
The supporting device (3) comprises a sliding sleeve (301), a sliding rod (302) is slidably installed in the sliding sleeve (301), a connecting rod (303) is installed at the rear end of the sliding rod (302), a telescopic rod (304) is arranged below the connecting rod (303), and a supporting seat (305) is installed in front of the telescopic rod (304).
2. The crankshaft dynamic balance performance detecting apparatus according to claim 1, wherein: the main body device (1) comprises a main body (101), a first fixing seat (102) is arranged on one side of the main body (101), a detection motor (103) is arranged on one side, close to the main body (101), of the first fixing seat (102), a guide rail (104) is arranged below the first fixing seat (102), a clamping screw rod (105) is arranged in the guide rail (104), a clamping motor (106) is arranged on one side of the clamping screw rod (105), a clamping plate (107) is arranged on the clamping screw rod (105), and a second fixing seat (108) is arranged at the top of the clamping plate (107).
3. The crankshaft dynamic balance performance detecting apparatus according to claim 1, wherein: the lifting plate (206) is in sliding connection with the lifting frame (201).
4. The crankshaft dynamic balance performance detecting apparatus according to claim 1, wherein: the section of the sliding rod (302) is rectangular, and a limiting plate is arranged at the front end of the sliding rod (302).
5. The crankshaft dynamic balance performance detecting apparatus according to claim 1, wherein: the surface of the supporting seat (305) is provided with a silica gel buffer layer, and the supporting seat (305) is connected with the telescopic rod (304) through bolts.
6. The crankshaft dynamic balance performance detecting apparatus according to claim 2, wherein: the clamping plate (107) is in sliding connection with the guide rail (104), and the second fixing seat (108) is in rotary connection with the clamping plate (107).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323128560.9U CN221484736U (en) | 2023-11-20 | 2023-11-20 | Crankshaft dynamic balance performance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323128560.9U CN221484736U (en) | 2023-11-20 | 2023-11-20 | Crankshaft dynamic balance performance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221484736U true CN221484736U (en) | 2024-08-06 |
Family
ID=92364330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323128560.9U Active CN221484736U (en) | 2023-11-20 | 2023-11-20 | Crankshaft dynamic balance performance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221484736U (en) |
-
2023
- 2023-11-20 CN CN202323128560.9U patent/CN221484736U/en active Active
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