CN113607432B - Revolving body testing device - Google Patents
Revolving body testing device Download PDFInfo
- Publication number
- CN113607432B CN113607432B CN202110994166.XA CN202110994166A CN113607432B CN 113607432 B CN113607432 B CN 113607432B CN 202110994166 A CN202110994166 A CN 202110994166A CN 113607432 B CN113607432 B CN 113607432B
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- clamping
- pressure
- revolving body
- shaft
- connecting rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/02—Tyres
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a revolving body testing device, which comprises a supporting bottom plate (1), a transmission assembly (3), a clamping assembly (4) and a speed sensor (5), wherein the supporting bottom plate (1) is used for bearing a whole in-situ revolving body; the transmission assembly (3) is arranged at one end of the supporting bottom plate (1), the clamping assembly (4) is arranged at the other end of the supporting bottom plate (1), and the clamping assembly (4) is matched with the transmission assembly (3) to clamp the in-situ revolving body; meanwhile, the transmission assembly (3) generates power opposite to the rotation direction of the revolving body, then drives the revolving body to reversely move, and the speed sensor (5) measures the speed of the revolving body. The invention can realize in-situ testing of the revolving body, has compact structure and flexible movement, and can adapt to the testing requirements of revolving bodies with different sizes.
Description
Technical Field
The invention belongs to the technical field of mechanical equipment, and particularly relates to a revolving body testing device.
Background
At present, the tests on tires and brake discs of equipment such as automobiles, airplanes and the like in the market are independently completed in a test workshop through test equipment, but errors generated in the subsequent installation process cannot be obtained through off-line tests, and particularly for equipment with high requirements such as airplanes and the like, the brake systems of the equipment are consistent, otherwise, the off-tracking phenomenon is easy to occur. It is therefore also important to test the running-in of the tire and brake disc in situ. The invention can be used in various fields requiring in-situ speed test and brake test.
Disclosure of Invention
The invention aims to provide a revolving body testing device which is used for carrying out in-situ test running-in on tires and brake discs.
The invention aims at realizing the following technical scheme:
a revolving body testing device comprises a supporting bottom plate 1, a transmission assembly 3, a clamping assembly 4 and a speed sensor 5;
the support base plate 1 is used for bearing the whole in-situ revolving body;
the transmission assembly 3 is arranged at one end of the supporting bottom plate 1, the clamping assembly 4 is arranged at the other end of the supporting bottom plate 1, and the clamping assembly 4 is matched with the transmission assembly 3 to clamp the in-situ revolving body; meanwhile, the transmission assembly 3 generates power opposite to the rotation direction of the revolving body, then drives the revolving body to reversely move, and the speed sensor 5 measures the speed of the revolving body.
Preferably, the transmission assembly 3 comprises a motor 31, a motor bracket 32, a driving synchronizing wheel 33, a driven synchronizing wheel 34, a synchronous belt 35, a friction wheel main shaft 36, a driving friction wheel 37 and a friction wheel bracket 38;
the driving friction wheel 37 and the motor 31 are arranged in tandem, and the driving friction wheel 37 faces the revolving body; the motor 31 drives the driving synchronizing wheel 33 to rotate together through a motor main shaft, the driving synchronizing wheel 33 drives the driven synchronizing wheel 34 to rotate together through a synchronizing belt 35, and the driven synchronizing wheel 34 drives the driving friction wheel 37 to rotate through a friction wheel main shaft 36; the motor bracket 32 is fixed on the supporting base plate 1 and is used for fixing the motor 31; two friction wheel brackets 38 are fixed on the support base plate 1, and the driving friction wheel 37 is clamped between the two friction wheel brackets 38 through the friction wheel main shaft 36.
Further, the transmission assembly 3 further comprises a motor housing 39, a housing bracket 310 and a synchronous belt housing 311;
the motor housing 39 is installed outside the motor 31 to prevent the motor 31 from being scalded; the housing bracket 310 is fixed on the motor bracket 32 and is used for installing the synchronous belt housing 311; the timing belt housing 311 is caught by foreign matter in the timing belt 35.
Preferably, the clamping assembly 4 comprises a clamping upper roller 41, two clamping links 42, two swinging links 44, a swing link bracket 48, a clamping lower roller 49, a swing link upper shaft 410 and a swing link lower shaft 411;
the swing rod bracket 48 is fixed on the supporting bottom plate 1 and is used for fixing the swing rod lower shaft 411; the lower ends of the two swing connecting rods 44 are arranged on the two ends of the swing rod lower shaft 411 and can freely rotate around the swing rod lower shaft 411; the upper ends of the two swing connecting rods 44 are respectively arranged at the two ends of the swing rod upper shaft 410; the two clamping connecting rods 42 are arranged at two ends of the upper swing rod shaft 410 and can freely rotate around the upper swing rod shaft 410; the lower end of the clamping connecting rod 42 is fixedly provided with a clamping lower roller 49, the upper end of the clamping connecting rod 42 is provided with a clamping upper roller 41, and the clamping upper roller 41 is connected with the speed sensor 5;
when the revolving body enters the working area, the clamping connecting rod 42 rotates around the swing rod upper shaft 410 until the upper clamping roller 41, the lower clamping roller 49 and the driving friction wheel 37 form a three-point circle to clamp the revolving body; when the revolving body rotates, the clamping upper roller 41 is driven to rotate, the revolving body speed is fed back to the control end through the speed sensor 5, and the control end readjusts the working speed of the transmission assembly 3 through the revolving body speed.
Further, the clamping assembly 4 further comprises a release handle 43, wherein the release handle 43 is fixed on one end of the upper swing rod shaft 410, and drives the upper swing rod shaft 410 to rotate together on the swing link 44.
Further, the clamping assembly 4 further comprises a locking hand wheel 45, a locking connecting rod 46 and a locking pin 47; the locking pin 47 hinges one end of the locking link 46 to one of the swing links 44, the other end of the locking link 46 is hinged to the locking hand wheel 45, and the locking hand wheel 45 adjusts the rotation angle of the swing link 44 by the length of the locking link 46.
Preferably, the revolving body testing device further comprises a pressure system 6, wherein the pressure system 6 comprises a pressure bracket 61 and a pressure assembly; the pressure bracket 61 is fixed to the support plate 1 for supporting two sets of pressure components, and the pressure components apply pressure to the clamping link 42 to rotate the clamping link 42 about the swing link upper shaft 410.
Preferably, the pressure assembly comprises a pressure mandrel 62, a linear bearing 63, a pressure adjustment handle 64, a spring 65, a pressure link 66, a rolling bearing 67; the linear bearing 63 is fixed in the pressure adjusting handle 64 and screwed into the pressure bracket 61 together; the pressure core shaft 62 penetrates through the linear bearing 63 and the spring 65, the spring 65 is arranged in the pressure adjusting handle 64, one end of the pressure core shaft 62 is hinged with the pressure connecting rod 66 through the rolling bearing 67, and the pressure connecting rod 66 is fixed on one end of the upper shaft 410 of the swing rod.
Preferably, there are two sets of pressure assemblies, and pressure applied from both ends of the clamp link 42 causes the clamp link 42 to rotate about the upper swing link shaft 410.
Preferably, the universal wheel 2 is arranged below the supporting bottom plate 1, the universal wheel 2 is provided with a supporting and positioning mechanism, and the height of the device is adjusted to a proper working height by adjusting the supporting and positioning mechanism after the revolving body testing device reaches the working position and is positioned at a designated position.
The device has compact structure and flexible movement, and can adapt to the test requirements of gyrorotor with different sizes.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of a transmission assembly in the present invention.
Fig. 3 is a schematic view of the structure of the clamping assembly of the present invention.
Fig. 4 is a schematic view of a clamped rotor in accordance with the present invention.
Fig. 5 is a schematic view of the structure of the pressure system 6 in the present invention.
The figure indicates:
1- -a supporting base plate; 2- -universal wheels; 3-transmission components, 4-clamping components, 5-speed sensors and 6-pressure systems;
31- -motor, 32- -motor bracket, 33- -active synchronizing wheel; 34- -driven synchronizing wheel, 35- -synchronous belt, 36- -friction wheel spindle, 37- -driving friction wheel, 38- -friction wheel bracket, 39- -motor housing; 310- -housing bracket 311- -synchronous belt housing;
41- -clamping upper roller, 42- -clamping connecting rod, 43- -disconnecting handle, 44- -swinging connecting rod, 45- -locking hand wheel, 46- -locking connecting rod, 47- -locking pin, 48- -swinging rod bracket, 49- -clamping lower roller, 410- -swinging rod upper shaft, 411- -swinging rod lower shaft;
61-pressure bracket, 62-pressure mandrel, 63-linear bearing, 64-pressure adjusting handle, 65-spring, 66-pressure connecting rod, 67-rolling bearing.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples.
Referring to fig. 1, a testing device for a revolving body in this embodiment includes a supporting base plate 1, a universal wheel 2, a transmission assembly 3, a clamping assembly 4, a speed sensor 5, a pressure system 6, and the like.
The supporting base plate 1 is used for bearing the whole revolving body. The universal wheels 2 are arranged below the supporting bottom plate 1, so that the whole revolving body testing device can freely move back and forth and left and right, and the whole revolving body testing device is conveniently placed below the revolving body in situ for testing. The universal wheel 2 is provided with a supporting and positioning mechanism, and after the revolving body testing device reaches the working position, the device can be adjusted to a proper working height by adjusting the supporting and positioning mechanism and positioned at a designated position, so that the whole device is not easy to vibrate and deviate in the working process.
The transmission assembly 3 is arranged at one end of the supporting bottom plate 1, and the transmission assembly 3 generates power opposite to the rotation direction of the revolving body and then drives the revolving body to move reversely. The clamping component 4 is arranged at the other end of the supporting bottom plate 1 and is matched with the transmission component 3 to clamp the in-situ revolving body.
As an example, referring to fig. 1 and 2, the transmission assembly 3 in the present embodiment includes a motor 31, a motor bracket 32, a driving synchronizing wheel 33, a driven synchronizing wheel 34, a synchronous belt 35, a friction wheel spindle 36, a driving friction wheel 37, a friction wheel bracket 38, a motor housing 39, a housing bracket 310, a synchronous belt housing 311, and the like.
The driving friction wheel 37 is arranged in tandem with the motor 31, the driving friction wheel 37 facing the rotator. The motor 31 drives the driving synchronizing wheel 33 to rotate together through a motor main shaft, and the driving synchronizing wheel 33 drives the driven synchronizing wheel 34 to rotate together through a synchronizing belt 35. The driven synchronizing wheel 34 drives the driving friction wheel 37 to rotate through the friction wheel main shaft 36. The motor bracket 32 is fixed to the support base plate 1 for fixing the motor 31. Two friction wheel brackets 38 are fixed on the support base plate 1, and the driving friction wheel 37 is clamped between the two friction wheel brackets 38 through the friction wheel main shaft 36.
A motor housing 39 is installed at the outside of the motor 31 for preventing an operator from being scalded due to overheating of the motor 31. The housing bracket 310 is fixed to the motor bracket 32 for mounting the timing belt housing 311. The timing belt housing 311 prevents cables, foreign matters, and the like from being caught in the timing belt 35.
The transmission assembly provided by the embodiment has the following advantages: 1. the transmission range is large, and the structure is compact; the distance between the driving friction wheel 37 and the motor 31 can be conveniently changed according to the size of the revolving body so as to adapt to the revolving bodies with different sizes. 2. The transmission ratio is constant, and the transmission efficiency is high. 3. The synchronous belt is convenient to maintain and has low running cost. No lubrication is needed in the operation process, and the device can still work normally in severe environments. 4. Stable operation, small noise and small vibration, and can alleviate impact and vibration load. 5. The transmission assembly has fewer screws and is convenient to maintain.
As an example, referring to fig. 3 and 4, the clamping assembly 4 in this embodiment includes a clamping upper roller 41, a clamping link 42, a release handle 43, a swing link 44, a locking hand wheel 45, a locking link 46, a locking pin 47, a swing link bracket 48, a clamping lower roller 49, a swing link upper shaft 410, a swing link lower shaft 411, and the like.
The swing link bracket 48 is fixed to the support base plate 1 for fixing the swing link lower shaft 411. The lower ends of the two swing links 44 are disposed on both ends of the swing link lower shaft 411 and are freely rotatable about the swing link lower shaft 411. The upper ends of the two swing links 44 are respectively disposed on both ends of the swing link upper shaft 410. Two clamping connecting rods 42 are arranged at two ends of the upper swing rod shaft 410 and can freely rotate around the upper swing rod shaft 410, a clamping lower roller 49 is fixed at the lower end of the clamping connecting rods 42, a clamping upper roller 41 is arranged at the upper end of the clamping connecting rods 42, and the clamping upper roller 41 is connected with the speed sensor 5. When the revolving body enters the working area, the clamping connecting rod 42 rotates around the swing rod upper shaft 410 until the upper clamping roller 41, the lower clamping roller 49 and the driving friction wheel 37 form a three-point circle to clamp the revolving body. The upper clamping roller 41 is driven to rotate when the revolving body rotates, the revolving body speed is fed back to the control end through the speed sensor 5, closed-loop control of the revolving body is realized, the control end can adjust the working speed of the motor 31 through the revolving body speed, so that the optimal working speed is achieved, and slipping or blocking of the revolving body in working can be avoided.
The disengaging handle 43 is fixed at one end of the swing rod upper shaft 410, and can drive the swing rod upper shaft 410 to rotate together on the swing connecting rod 44, so that the working area of the revolving body can be enlarged, and the revolving body can conveniently enter and exit after the working is finished.
One end of a locking connecting rod 46 is hinged to one swinging connecting rod 44 through a locking pin 47, the other end of the locking connecting rod 46 is hinged to a locking hand wheel 45, the locking hand wheel 45 can adjust the rotation angle of the swinging connecting rod 44 through the length adjustment of the locking connecting rod 46, the locking hand wheel can be used for limiting the size of a working area of a revolving body, the revolving body can conveniently enter and exit, and the clamping assembly 4 can be prevented from shaking in a non-working state.
By way of illustration, the present embodiment also provides a compression system 6 for urging the clamp link 42 to rotate about the upper swing link shaft 410 after the body of revolution enters the working region. Referring to fig. 5, the pressure system 6 includes a pressure bracket 61 and two sets of structurally identical pressure components. The pressure bracket 61 is fixed to the support plate 1 for supporting two sets of pressure assemblies which apply pressure to the clamp link 42 to rotate the clamp link 42 about the swing link upper shaft 410.
Each set of pressure assemblies includes a pressure mandrel 62, a linear bearing 63, a pressure adjustment handle 64, a spring 65, a pressure link 66, a rolling bearing 67. The linear bearing 63 is fixed in the pressure adjusting handle 64 and screwed into the pressure bracket 61. The pressure core shaft 62 penetrates through the linear bearing 63 and the spring 65, the spring 65 is arranged in the pressure adjusting handle 64, one end of the pressure core shaft 62 is hinged with the pressure connecting rod 66 through the rolling bearing 67, and the pressure connecting rod 66 is fixed on one end of the upper shaft 410 of the swing rod. When the revolving body is in and out, the pressure connecting rod 66 and the swing rod upper shaft 410 rotate together with the swing connecting rod 44, the stress point on the pressure connecting rod 66 moves along with the rotation angle, at the moment, the pressure of the spring 65 is increased, the friction force of the hinge point of the pressure mandrel 62 and the pressure connecting rod 66 is overlarge, the stress of the pressure system 6 can be seriously influenced, the friction force of the pressure mandrel 62 and the pressure adjusting handle 64 is overlarge, the stress of the pressure system 6 can be influenced, and the friction resistance of a connecting rod mechanism is reduced by adopting the rolling bearing 67 and the linear bearing 63 at the two stress points respectively, so that the phenomenon of mechanism blocking generated during pressure rotation can be effectively solved. The pressure system 6 adopts a double spring 65 compacting mode, and can effectively solve the problems of uneven stress and deviation during rotation of the revolving body.
It will be understood that equivalents and modifications will occur to those skilled in the art in light of the present invention and their spirit, and all such modifications and substitutions are intended to be included within the scope of the present invention as defined in the following claims.
Claims (8)
1. The utility model provides a solid of revolution testing arrangement, includes supporting baseplate (1), drive assembly (3), clamping assembly (4) and speed sensor (5), its characterized in that:
the supporting bottom plate (1) is used for bearing the whole in-situ revolving body;
the transmission assembly (3) is arranged at one end of the supporting bottom plate (1), the clamping assembly (4) is arranged at the other end of the supporting bottom plate (1), and the clamping assembly (4) is matched with the transmission assembly (3) to clamp the in-situ revolving body; meanwhile, the transmission assembly (3) generates power opposite to the rotation direction of the revolving body, then drives the revolving body to reversely move, and the speed sensor (5) measures the speed of the revolving body;
the transmission assembly (3) comprises a motor (31), a motor bracket (32), a driving synchronous wheel (33), a driven synchronous wheel (34), a synchronous belt (35), a friction wheel main shaft (36), a driving friction wheel (37) and a friction wheel bracket (38);
the driving friction wheel (37) and the motor (31) are arranged in a tandem way, and the driving friction wheel (37) faces the revolving body; the motor (31) drives the driving synchronous wheel (33) to rotate together through the motor main shaft, the driving synchronous wheel (33) drives the driven synchronous wheel (34) to rotate together through the synchronous belt (35), and the driven synchronous wheel (34) drives the driving friction wheel (37) to rotate through the friction wheel main shaft (36); the motor bracket (32) is fixed on the supporting bottom plate (1) and is used for fixing the motor (31); the two friction wheel brackets (38) are fixed on the supporting bottom plate (1), and the driving friction wheel (37) is clamped between the two friction wheel brackets (38) through the friction wheel main shaft (36);
the clamping assembly (4) comprises a clamping upper roller (41), two clamping connecting rods (42), two swinging connecting rods (44), a swinging rod bracket (48), a clamping lower roller (49), a swinging rod upper shaft (410) and a swinging rod lower shaft (411);
the swing rod bracket (48) is fixed on the supporting bottom plate (1) and is used for fixing a swing rod lower shaft (411); the lower ends of the two swing connecting rods (44) are arranged at two ends of the swing rod lower shaft (411) and can freely rotate around the swing rod lower shaft (411); the upper ends of the two swing connecting rods (44) are respectively arranged at the two ends of the upper shaft (410) of the swing rod; the two clamping connecting rods (42) are arranged at two ends of the upper shaft (410) of the swing rod and can freely rotate around the upper shaft (410) of the swing rod; the lower end of the clamping connecting rod (42) is fixedly provided with a clamping lower roller (49), the upper end of the clamping connecting rod (42) is provided with a clamping upper roller (41), and the clamping upper roller (41) is connected with the speed sensor (5);
when the revolving body enters the working area, the clamping connecting rod (42) rotates around the upper shaft (410) of the swing rod until the upper clamping roller (41), the lower clamping roller (49) and the driving friction wheel (37) form a three-point circle, so as to clamp the revolving body; the upper clamping roller (41) is driven to rotate when the revolving body rotates, the revolving body speed is fed back to the control end through the speed sensor (5), and the control end readjust the working speed of the transmission assembly (3) through the revolving body speed.
2. The test device for a rotary body according to claim 1, wherein: the transmission assembly (3) further comprises a motor housing (39), a housing bracket (310) and a synchronous belt housing (311);
the motor housing (39) is arranged at the outer side of the motor (31) and is used for preventing the motor (31) from being scalded; the housing bracket (310) is fixed on the motor bracket (32) and is used for installing the synchronous belt housing (311); the foreign matter in the synchronous belt housing (311) is wound into the synchronous belt (35).
3. The test device for a rotary body according to claim 1, wherein: the clamping assembly (4) further comprises a disengaging handle (43), and the disengaging handle (43) is fixed at one end of the upper swing rod shaft (410) and drives the upper swing rod shaft (410) to rotate together on the swing connecting rod (44).
4. The test device for a rotary body according to claim 1, wherein: the clamping assembly (4) further comprises a locking hand wheel (45), a locking connecting rod (46) and a locking pin shaft (47); one end of a locking connecting rod (46) is hinged to one swinging connecting rod (44) through a locking pin shaft (47), the other end of the locking connecting rod (46) is hinged to a locking hand wheel (45), and the locking hand wheel (45) adjusts the rotation angle of the swinging connecting rod (44) through the length of the locking connecting rod (46).
5. The test device for a rotary body according to claim 1, wherein: the device also comprises a pressure system (6), wherein the pressure system (6) comprises a pressure bracket (61) and a pressure assembly; the pressure bracket (61) is fixed on the supporting bottom plate (1) and is used for supporting two groups of pressure components, and the pressure components apply pressure to the clamping connecting rod (42) to enable the clamping connecting rod (42) to rotate around the upper shaft (410) of the swing rod.
6. The test device for a rotor according to claim 5, wherein: the pressure assembly comprises a pressure mandrel (62), a linear bearing (63), a pressure adjusting handle (64), a spring (65), a pressure connecting rod (66) and a rolling bearing (67); the linear bearing (63) is fixed in the pressure adjusting handle (64) and screwed into the pressure bracket (61) together; the pressure mandrel (62) penetrates through the linear bearing (63) and the spring (65), the spring (65) is arranged in the pressure adjusting handle (64), one end of the pressure mandrel (62) is hinged with the pressure connecting rod (66) through the rolling bearing (67), and the pressure connecting rod (66) is fixed on one end of the upper shaft (410) of the swing rod.
7. The test device for a rotor according to claim 5, wherein: the pressure assembly has two sets, and pressure is applied from the two ends of the clamping link (42) to rotate the clamping link (42) around the upper swing rod shaft (410).
8. The test device for a rotary body according to claim 1, wherein: the universal wheel (2) is arranged below the supporting bottom plate (1), the universal wheel (2) is provided with a supporting and positioning mechanism, and the device is adjusted to a proper working height through adjusting the supporting and positioning mechanism after the revolving body testing device reaches the working position and is positioned at a designated position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110994166.XA CN113607432B (en) | 2021-08-27 | 2021-08-27 | Revolving body testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110994166.XA CN113607432B (en) | 2021-08-27 | 2021-08-27 | Revolving body testing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113607432A CN113607432A (en) | 2021-11-05 |
| CN113607432B true CN113607432B (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110994166.XA Active CN113607432B (en) | 2021-08-27 | 2021-08-27 | Revolving body testing device |
Country Status (1)
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| CN (1) | CN113607432B (en) |
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| WO2019213872A1 (en) * | 2018-05-09 | 2019-11-14 | 大连理工大学 | Opposite grinding apparatus and opposite grinding method for improving machining precision of gears |
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| JP2015021558A (en) * | 2013-07-18 | 2015-02-02 | 本田技研工業株式会社 | Continuously variable transmission |
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| CN113607432A (en) | 2021-11-05 |
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