CN114749889A - Method for mounting large eccentric shaft - Google Patents
Method for mounting large eccentric shaft Download PDFInfo
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- CN114749889A CN114749889A CN202210521792.1A CN202210521792A CN114749889A CN 114749889 A CN114749889 A CN 114749889A CN 202210521792 A CN202210521792 A CN 202210521792A CN 114749889 A CN114749889 A CN 114749889A
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- mounting
- eccentric shaft
- limiting
- bearing
- large eccentric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/10—Aligning parts to be fitted together
- B23P19/102—Aligning parts to be fitted together using remote centre compliance devices
- B23P19/105—Aligning parts to be fitted together using remote centre compliance devices using sensing means
Abstract
The invention relates to the technical field of eccentric shaft installation, in particular to a method for installing a large eccentric shaft, which comprises the following steps of; s1, horizontally placing the large eccentric shaft on butt joint press mounting equipment through hoisting equipment; s2, adjusting the butt joint position of the large eccentric shaft by the butt joint press-mounting equipment, and fixing the large eccentric shaft; s3, placing a bearing to be installed at a specified position of the butting press-mounting equipment through the hoisting equipment; s4, positioning and fixing the bearing by the butt joint press-mounting equipment to enable the bearing and the large eccentric shaft to keep coaxial; s5, pushing the fixed bearing to be pressed on the large eccentric shaft by the butt joint pressing equipment; and S6, after the press mounting is finished, the press mounting equipment is butted to remove the fixation of the large eccentric shaft and the bearing, and the large eccentric shaft is placed in the area to be processed through the hoisting equipment. This application can effectually use manpower sparingly, improves production efficiency.
Description
Technical Field
The invention relates to the technical field of eccentric shaft installation, in particular to a large eccentric shaft installation method.
Background
The existing eccentric shaft matching device generally performs press mounting on a small eccentric shaft, for example, chinese patent CN201110080010.7 discloses an intelligent press mounting device and method for an eccentric shaft and a bearing, which uses a microprocessor chip as a control core. The microprocessor chip stores an eccentric shaft and bearing position identification unit, a rotating table control unit and a pressure plate control unit which are programmed in advance. The microprocessor chip collects distance signals through a sensor and calculates the current positions of the eccentric shaft and the bearing; the microprocessor chip controls the rotation of the rotating platform according to the deviation between the current positions and the set positions of the eccentric shaft and the bearing, and automatically adjusts the positions of the eccentric shaft and the bearing; then, the microprocessor chip automatically adjusts the down force by detecting the contact force between the pressure plate and the eccentric shaft, and automatically realizes the press mounting of the eccentric shaft and the bearing.
Although the scheme can be used for automatically pressing the eccentric shaft and the bearing, the traditional eccentric shaft mounting device is difficult to realize when the large eccentric shaft and the bearing are required to be assembled, the existing large eccentric shaft and bearing are mostly adjusted and mounted by manual operation equipment, manpower is wasted, and the assembly efficiency is influenced, so that the problem is solved by a large eccentric shaft mounting method.
Disclosure of Invention
In view of the above, it is necessary to provide a method for mounting a large eccentric shaft in order to solve the problems of the prior art. This application can effectually use manpower sparingly, improves production efficiency.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
a method for mounting a large eccentric shaft comprises the following steps;
s1, horizontally placing the large eccentric shaft on butt-joint press-fitting equipment through hoisting equipment;
s2, adjusting the butt joint position of the large eccentric shaft by the butt joint press-fitting equipment, and fixing the large eccentric shaft;
s3, placing the bearing to be installed at the specified position of the abutting press-fitting equipment through the hoisting equipment;
s4, positioning and fixing the bearing by butt-joint press-fitting equipment to enable the bearing and the large eccentric shaft to keep coaxial;
s5, pushing the fixed bearing to be pressed on the large eccentric shaft by the butt press equipment;
s6, after press fitting is finished, the press fitting equipment is butted to remove the fixation of the large eccentric shaft and the bearing, and the large eccentric shaft is placed in the area to be processed through the hoisting equipment;
the device comprises a butt joint press-fitting device, a bearing limiting table, an expansion fixing device and a pressing device, wherein S2-S6 are executed by the butt joint press-fitting device, and the butt joint press-fitting device comprises a mounting table, an eccentric shaft placing table, an angle adjusting device, the bearing limiting table, the expansion fixing device and the pressing device; the eccentric shaft placing table is fixedly arranged on the mounting table; the angle adjusting device is arranged beside the eccentric shaft placing table and is fixedly connected with the mounting table; the bearing limiting table is arranged beside the eccentric shaft placing table and is fixedly connected with the mounting table; the expansion fixing device is arranged beside the bearing limiting table and is fixedly connected with the mounting table; the pressing device is fixedly arranged on the expansion fixing device.
Preferably, the eccentric shaft placing table comprises an adjusting slide rail, an adjusting slide block, a first mounting bracket, a supporting roller and a pressing frame; the adjusting slide rail is fixedly arranged on the mounting table, and a plurality of adjusting holes are formed in the side part of the adjusting slide rail; the adjusting slide blocks are provided with a plurality of adjusting slide blocks and are symmetrically arranged in the adjusting slide rail; the adjusting slide block is fixedly connected with an adjusting hole of the adjusting slide rail through a bolt; the first mounting brackets are provided with a plurality of first mounting brackets which are uniformly distributed on the adjusting slide block, and the first mounting brackets are fixedly connected with the adjusting slide block; the supporting rollers are provided with a plurality of supporting rollers and are uniformly distributed on the first mounting bracket, and the supporting rollers are rotationally connected with the first mounting bracket; the pressing frame is arranged beside the adjusting slide rail and is fixedly connected with the mounting table.
Preferably, the angle adjusting device comprises a first ball screw sliding table, a second safety rotating support, a first linear driver, a third mounting frame, a first guide pillar, a pressing wheel, a first rotating driver and an identification camera; the first ball screw sliding table is arranged beside the eccentric shaft placing table and fixedly connected with the mounting table; the second mounting and rotating bracket is fixedly arranged on the first ball screw sliding table; the first linear driver is fixedly arranged on the second mounting and rotating bracket, and the working end of the first linear driver is vertically arranged downwards; the third mounting rack is fixedly arranged at the output end of the first linear driver; the first guide pillar is fixedly arranged on the third mounting rack, and one end of the first guide pillar, which is far away from the third mounting rack, passes through the second mounting and rotating bracket and is in sliding connection with the second mounting and rotating bracket; the pressing wheel is rotationally connected with the second mounting and rotating bracket; the first rotary driver is fixedly arranged on the third mounting frame, and the output end of the first rotary driver is in transmission connection with the pressing wheel; the identification camera is fixedly arranged on the expansion fixing device.
Preferably, the outer side of the pressing wheel is provided with an elastic pressing layer, and the surface of the elastic pressing layer is provided with a plurality of anti-slip strips.
Preferably, the bearing limit table comprises a first mounting plate, a lifting supporting plate, a limit column, a second linear driver and a second guide column; the first mounting plate is fixedly arranged in the mounting table; the second linear driver is fixedly arranged on the first mounting plate, and the output end of the second linear driver vertically extends upwards; the lifting supporting plate is fixedly arranged at the output end of the second linear driver, and a plurality of adjusting holes are formed in the side part of the lifting supporting plate; the second guide posts are provided with a plurality of guide posts and distributed on the lifting supporting plate, one end of each second guide post is fixedly connected with the lifting supporting plate, and one end of each second guide post, far away from the lifting supporting plate, penetrates through the first mounting plate and is in sliding connection with the first mounting plate; the limiting columns are provided with a plurality of regulating holes which are distributed on the lifting supporting plate, and the limiting columns are fixed on the regulating holes of the lifting supporting plate through bolts.
Preferably, the expansion fixing device comprises a second ball screw sliding table, a fourth mounting frame, a limiting disc, an expansion rod and a synchronous driving device; the second ball screw sliding table is arranged beside the bearing limiting table and fixedly connected with the mounting table; the fourth mounting frame is fixedly connected with the second ball screw sliding table; the limiting disc is fixedly arranged on the fourth mounting frame, and a plurality of limiting grooves are formed in the limiting disc and are uniformly distributed; the expansion rods are provided with a plurality of limiting grooves which are uniformly distributed on the limiting disc, and the expansion rods and the limiting grooves of the limiting disc are arranged in the limiting grooves; synchronous drive device fixed mounting is on the fourth mounting bracket, synchronous drive device's transmission end and expansion rod sliding connection.
Preferably, the synchronous driving device comprises a rotary driving disc, a second mounting plate, a second rotary driver, a driving gear and a driven gear ring; the rotary driving disk is rotatably arranged on the limiting disk and is provided with a plurality of driving chutes; the driven gear ring is fixedly arranged on the outer side of the rotary driving disc; the second mounting plate is fixedly mounted on the fourth mounting frame; the second rotary driver is fixedly arranged on the second mounting plate; the driving gear is fixedly arranged at the output end of the second rotary driver and meshed with the driven gear ring.
Preferably, the driving sliding groove on the rotary driving disk is inclined, and the inclination angle of the driving sliding groove is 45 degrees.
Preferably, the expansion rod comprises a touch rod, a limit slide block, a limit slide rod and a limit nut; the limiting slide block is slidably arranged in a limiting groove of the limiting disc; the contact rod is fixedly arranged on the limiting sliding block, the top of the contact rod is arc-shaped, and a contact pad is arranged at one end, far away from the limiting sliding block, of the contact rod; the limiting sliding rod is fixed at one end of the limiting sliding block, which is far away from the touch rod, and a threaded column is arranged at one end of the limiting sliding rod, which is far away from the limiting sliding block; and the limiting nut is fixedly arranged on the threaded column of the limiting slide rod.
Preferably, the pressing device comprises a third linear driver and a pushing frame; the third linear driver is fixedly arranged on the fourth mounting frame; the pushing frame is sleeved on the expansion rod in a sliding mode and is fixedly connected with the output end of the third linear driver.
Compared with the prior art, the beneficial effect that this application has is:
1. the large eccentric shaft is placed on the eccentric shaft placing table through the hoisting equipment, the large eccentric shaft is kept horizontally placed by the eccentric shaft placing table, the large eccentric shaft on the eccentric shaft placing table is pressed and fixed by the angle adjusting device, the position of the eccentric shaft end of the large eccentric shaft is adjusted by the angle adjusting device, the pressing device is convenient to press and mount the bearing, the large eccentric shaft is fixed, the bearing limiting table is lifted to a specified position, the bearing is placed on the bearing limiting table through the hoisting equipment, the bearing is limited by the bearing limiting table, the expansion fixing device is inserted into the inner ring of the bearing, the expansion fixing device is synchronously expanded to position and fix the bearing, the bearing and the large eccentric shaft are enabled to keep coaxial, the bearing limiting table returns to the original position and is separated from the bearing, the expansion fixing device is abutted against the large eccentric shaft, and the pressing device pushes the bearing to be separated from the expansion fixing device and moves towards the large eccentric shaft, so that the bearing is pressed on the outer side of the large eccentric shaft. This application can effectually use manpower sparingly, improves production efficiency.
2. This application is according to the portable adjusting slide block position in adjusting the slide rail of the axle diameter of large-scale eccentric shaft, and adjusting slide block drives first installing support and removes, and first installing support drives supporting roller adjusting position, places large-scale eccentric shaft between the several supporting roller through hoisting equipment, and supporting roller is with the spacing support of large-scale eccentric shaft and keep the horizontality, supports the position that the pressure frame is used for restricting the eccentric shaft pressure equipment. The spacing of the supporting rollers which can adjust the spacing can effectively adapt to large eccentric shafts with different shaft diameters.
3. This application places the large-scale eccentric shaft between the several supporting roller through hoisting equipment, ball screw slip table drives and supports the pinch roller and remove directly over large-scale eccentric shaft, the preferred electric putter of first linear actuator, electric putter promotes the second ann and changes the support and descend, the second mounting bracket drives and supports the pinch roller and contradict with large-scale eccentric shaft, large-scale eccentric shaft is pressed down fixedly by supporting the pinch roller, the preferred servo motor of first rotary actuator, servo motor drives and supports the pinch roller and rotate, it rotates to support the pinch roller rotation drive large-scale eccentric shaft, it rotates to drive eccentric axle head when large-scale eccentric shaft rotates, the preferred CCD of discernment camera detects the camera, CCD detects the eccentric axle head that the camera detected large-scale eccentric shaft and whether rotates suitable position, it can effectual automatic identification adjustment large-scale eccentric shaft position to detect the camera through CCD.
4. This application is through when propping pinch roller and large-scale eccentric shaft conflict, and the elasticity conflict layer that props the outside of pinch roller is contradicted with large-scale eccentric shaft and is slowed down to pressure, and a plurality of antislip strips on elasticity conflict layer can effectual frictional force improve the transmissibility when propping the pinch roller and rotating.
5. This application is preferred hydraulic rod through the second linear actuator, and hydraulic rod promotes the lifting support board and rises to the assigned position, more has the spacing post interval position of bearing diameter adjustment, places the bearing on the lifting support board through lifting device, and spacing post is used for blockking that the bearing removes to make the spacing expansion fixing device of being convenient for of bearing fix the centre gripping fixed, through adjustable spacing post interval position, the spacing adaptability of effectual improvement bearing.
6. This application is placed the bearing spacing bench through lifting device, and ball screw slip table drives the fourth mounting bracket and removes, and inside the fourth mounting bracket drove the expansion rod and removed the bearing, synchronous drive device promoted the expansion rod and prolonged spacing groove synchronous expansion and the bearing inner race conflict of spacing dish, can stabilize fixing bearing through the synchronous expansion of several expansion rod.
7. This application promotes spacing slide bar when rotating through rotary driving dish and prolongs the drive spout and slide, and spacing slide bar drives spacing slider and removes, and spacing slider prolongs the spacing groove of spacing dish and slides, drives the feeler lever when spacing slider removes and removes, and the inner wall conflict of conflict pole top arcwall face and bearing, the top of arcwall face can effectively conflict with the bearing inner wall of different footpaths.
Drawings
FIG. 1 is a perspective view of a large eccentric shaft and bearings;
FIG. 2 is a front view of the present application;
FIG. 3 is a perspective view of the present application;
FIG. 4 is a top view of the present application;
FIG. 5 is a first perspective view of the eccentric shaft placing table of the present application;
FIG. 6 is a second perspective view of the eccentric shaft placing table of the present application;
FIG. 7 is a first perspective view of the angle adjustment apparatus of the present application;
FIG. 8 is a second perspective view of the angle adjustment apparatus of the present application;
FIG. 9 is a perspective view of a bearing retainer of the present application;
FIG. 10 is a perspective view of the expansion fixture and compression device of the present application;
FIG. 11 is a front view of the expansion fixture of the present application;
FIG. 12 is a cross-sectional view at section A-A of FIG. 11;
fig. 13 is a perspective view of an expansion rod of the present application;
fig. 14 is a perspective view of the rotary drive disk of the present application.
The reference numbers in the figures are:
A1-Large eccentric shaft;
a 2-bearing;
1, mounting a platform;
2-placing an eccentric shaft; 2 a-adjusting the slide rail; 2 b-adjusting the slide block; 2 c-a first mounting bracket; 2 d-supporting rollers; 2 e-a pressing frame;
3-an angle adjusting device; 3 a-a first ball screw sliding table; 3 b-a second safety rotating bracket; 3 c-a first linear driver; 3 d-a third mount; 3 e-a first guide post; 3 f-pressing wheel; 3 g-a first rotary drive; 3h, identifying a camera;
4-bearing limit table; 4 a-a first mounting plate; 4 b-a lifting supporting plate; 4 c-a limiting column; 4 d-a second linear drive; 4 e-a second guide post;
5-expanding the fixation device; 5 a-a second ball screw sliding table; 5 b-a fourth mount; 5 c-a limiting disc; 5 d-synchronous drive means; 5d1 — rotating drive disc; 5d2 — first mounting plate; 5d3 — second rotary drive; 5d 4-drive gear; 5d5 — driven ring gear; 5 e-an expansion rod; 5e 1-feeler lever; 5e 2-limit slide; 5e 3-limit slide bar; 5e 4-threaded post; 5e 5-limit nut;
6-a pressing device; 6 a-a third linear drive; 6 b-pushing frame.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 1 to 14, the present application provides:
a method for mounting a large eccentric shaft comprises the following steps;
s1, horizontally placing the large eccentric shaft on butt-joint press-fitting equipment through hoisting equipment;
s2, adjusting the butt joint position of the large eccentric shaft by the butt joint press-mounting equipment, and fixing the large eccentric shaft;
s3, placing the bearing to be installed at the specified position of the abutting press-fitting equipment through the hoisting equipment;
s4, positioning and fixing the bearing by butt-joint press-fitting equipment to enable the bearing and the large eccentric shaft to keep coaxial;
s5, pushing the fixed bearing to be pressed on the large eccentric shaft by the butt press equipment;
s6, after press fitting is finished, the press fitting equipment is butted to remove the fixation of the large eccentric shaft and the bearing, and the large eccentric shaft is placed in the area to be processed through the hoisting equipment;
the device comprises a mounting table 1, an eccentric shaft placing table 2, an angle adjusting device 3, a bearing limiting table 4, an expansion fixing device 5 and a pressing device 6, wherein S2-S6 are executed by adopting a butt-joint press-fitting device; the eccentric shaft placing table 2 is fixedly arranged on the mounting table 1; the angle adjusting device 3 is arranged beside the eccentric shaft placing table 2, and the angle adjusting device 3 is fixedly connected with the mounting table 1; the bearing limiting table 4 is arranged beside the eccentric shaft placing table 2, and the bearing limiting table 4 is fixedly connected with the mounting table 1; the expansion fixing device 5 is arranged beside the bearing limiting table 4, and the expansion fixing device 5 is fixedly connected with the mounting table 1; the pressing device 6 is fixedly mounted on the expansion fixing device 5.
Based on the above embodiments, the technical problem that the present application intends to solve is to facilitate the large eccentric shaft to be rotatably assembled with a bearing. Therefore, the large eccentric shaft is placed on the eccentric shaft placing table 2 through a hoisting device, the large eccentric shaft is kept horizontally placed by the eccentric shaft placing table 2, the large eccentric shaft on the eccentric shaft placing table 2 is pressed and fixed by the angle adjusting device 3, the position of the eccentric shaft end of the large eccentric shaft is adjusted by the angle adjusting device 3, the bearing is conveniently pressed and installed by the pressing device 6, the large eccentric shaft is fixed, the bearing limiting table 4 is lifted to a specified position, the bearing is placed on the bearing limiting table 4 through the hoisting device, the bearing limiting table 4 limits the bearing, the expansion fixing device 5 is inserted into an inner ring of the bearing, the expansion fixing device 5 is synchronously expanded to position and fix the bearing, the bearing and the large eccentric shaft are kept coaxial, the bearing limiting table 4 returns to the original position and is separated from the bearing, the expansion fixing device 5 is abutted against the large eccentric shaft, the pressing device 6 pushes the bearing to be separated from the expansion fixing device 5 to move towards the large eccentric shaft, so that the bearing is pressed on the outer side of the large eccentric shaft. This application can effectually use manpower sparingly, improves production efficiency.
Further, as shown in fig. 5 and 6:
the eccentric shaft placing table 2 comprises an adjusting slide rail 2a, an adjusting slide block 2b, a first mounting bracket 2c, a supporting roller 2d and a pressing frame 2 e; the adjusting slide rail 2a is fixedly arranged on the mounting table 1, and a plurality of adjusting holes are formed in the side part of the adjusting slide rail 2 a; the adjusting slide blocks 2b are provided with a plurality of adjusting slide rails 2a which are symmetrically arranged inside the adjusting slide rails 2 a; the adjusting slide block 2b is fixedly connected with an adjusting hole of the adjusting slide rail 2a through a bolt; the first mounting brackets 2c are provided with a plurality of first mounting brackets and are uniformly distributed on the adjusting slide block 2b, and the first mounting brackets 2c are fixedly connected with the adjusting slide block 2 b; the supporting rollers 2d are provided with a plurality of supporting rollers and are uniformly distributed on the first mounting bracket 2c, and the supporting rollers 2d are rotatably connected with the first mounting bracket 2 c; the pressing frame 2e is arranged beside the adjusting slide rail 2a, and the pressing frame 2e is fixedly connected with the mounting table 1.
Based on the above embodiments, the technical problem that this application wants to solve is to be convenient for horizontal positioning to put large-scale eccentric shaft. Therefore, according to the position of the movable adjusting slide block 2b in the adjusting slide rail 2a in the shaft diameter of the large eccentric shaft, the adjusting slide block 2b drives the first mounting bracket 2c to move, the first mounting bracket 2c drives the supporting rollers 2d to adjust the position, the large eccentric shaft is placed among the plurality of supporting rollers 2d through the hoisting equipment, the supporting rollers 2d support the large eccentric shaft in a limiting mode and keep the horizontal state, and the pressing frame 2e is used for limiting the pressing position of the eccentric shaft. The spacing of the supporting rollers 2d with adjustable spacing can effectively adapt to large eccentric shafts with different shaft diameters.
Further, as shown in fig. 7 and 8:
the angle adjusting device 3 comprises a first ball screw sliding table 3a, a second mounting bracket 3b, a first linear driver 3c, a third mounting bracket 3d, a first guide pillar 3e, a pressing wheel 3f, a first rotary driver 3g and an identification camera 3 h; the first ball screw sliding table 3a is arranged beside the eccentric shaft placing table 2, and the first ball screw sliding table 3a is fixedly connected with the mounting table 1; the second mounting and rotating bracket 3b is fixedly arranged on the first ball screw sliding table 3 a; the first linear driver 3c is fixedly arranged on the second mounting and rotating bracket 3b, and the working end of the first linear driver 3c is vertically arranged downwards; the third mounting bracket 3d is fixedly mounted at the output end of the first linear driver 3 c; the first guide post 3e is fixedly arranged on the third mounting frame 3d, and one end of the first guide post 3e, which is far away from the third mounting frame 3d, passes through the second mounting and rotating bracket 3b and is connected with the second mounting and rotating bracket in a sliding manner; the pressing wheel 3f is rotationally connected with the second mounting and rotating bracket 3 b; the first rotary driver 3g is fixedly arranged on the third mounting frame 3d, and the output end of the first rotary driver 3g is in transmission connection with the pressing wheel 3 f; the recognition camera 3h is fixedly mounted on the expansion fixing device 5.
Based on the above embodiments, the technical problem that the present application intends to solve is to adjust the placing angle of the large eccentric shaft. Therefore, this application places the large-scale eccentric shaft between several supporting roller 2d through hoisting equipment, ball screw slip table drives to support pinch roller 3f and removes directly over the large-scale eccentric shaft, first linear actuator 3c is preferred electric putter, electric putter promotes second ann commentaries on classics support 3b and descends, the second mounting bracket drives to support pinch roller 3f and contradicts with the large-scale eccentric shaft, the large-scale eccentric shaft is pressed down fixedly by supporting pinch roller 3f, first rotary actuator 3g is preferred servo motor, servo motor drives to support pinch roller 3f and rotates, it rotates to drive large-scale eccentric shaft to support pinch roller 3f, it rotates to drive eccentric shaft end when the large-scale eccentric shaft rotates, it detects the camera to discern camera 3h and preferably detects the camera, CCD detects whether the eccentric shaft end of large-scale eccentric shaft rotates suitable position, can effectual automatic identification adjustment large-scale eccentric shaft position through CCD detection camera.
Further, as shown in fig. 8:
the outside of pressing wheel 3f is equipped with the elasticity and contradicts the layer, and the surface on elasticity is contradicted the layer is equipped with a plurality of antislip strips.
Based on the above embodiments, the technical problem that the present application intends to solve is to facilitate increasing the friction force between the pressing wheel 3f and the large eccentric shaft. For this, when this application was contradicted through pressing wheel 3f and large-scale eccentric shaft, the elasticity conflict layer and the conflict of large-scale eccentric shaft in the outside of pressing wheel 3f slowed down to the pressure, and a plurality of antislip strips on elasticity conflict layer can effectual frictional force improve the transmissibility when pressing wheel 3f rotates.
Further, as shown in fig. 9:
the bearing limit table 4 comprises a first mounting plate 4a, a lifting supporting plate 4b, a limit column 4c, a second linear driver 4d and a second guide column 4 e; the first mounting plate 4a is fixedly arranged in the mounting table 1; the second linear driver 4d is fixedly arranged on the first mounting plate 4a, and the output end of the second linear driver 4d vertically extends upwards; the lifting supporting plate 4b is fixedly arranged at the output end of the second linear driver 4d, and a plurality of adjusting holes are formed in the side part of the lifting supporting plate 4 b; the second guide posts 4e are provided with a plurality of second guide posts and distributed on the lifting supporting plate 4b, one end of each second guide post 4e is fixedly connected with the lifting supporting plate 4b, and one end, far away from the lifting supporting plate 4b, of each second guide post 4e penetrates through the first mounting plate 4a to be connected with the second mounting plate in a sliding mode; the limiting column 4c is provided with a plurality of limiting columns which are distributed on the lifting supporting plate 4b, and the limiting column 4c is fixed on an adjusting hole of the lifting supporting plate 4b through a bolt.
Based on the above embodiment, the technical problem that this application wants to solve is that the spacing bearing of placing is convenient for the fixed centre gripping of expansion fixing device 5 and is fixed. For this reason, this application is preferred hydraulic rod through second linear actuator 4d, and hydraulic rod promotes lifting support plate 4b and rises to the assigned position, has more the spacing post 4c interval position of bearing diameter adjustment, places the bearing on lifting support plate 4b through lifting device, and spacing post 4c is used for blockking that the bearing removes to make the spacing expansion fixing device 5 of being convenient for of bearing fix the centre gripping fixed, through adjustable spacing post 4c interval position, the spacing adaptability of effectual improvement bearing.
Further, as shown in fig. 10 and 11:
the expansion fixing device 5 comprises a second ball screw sliding table 5a, a fourth mounting frame 5b, a limiting disc 5c, an expansion rod 5e and a synchronous driving device 5 d; the second ball screw sliding table 5a is arranged beside the bearing limiting table 4, and the second ball screw sliding table 5a is fixedly connected with the mounting table 1; the fourth mounting rack 5b is fixedly connected with the second ball screw sliding table 5 a; the limiting disc 5c is fixedly arranged on the fourth mounting rack 5b, and a plurality of limiting grooves are formed in the limiting disc 5c and are uniformly distributed; the expansion rods 5e are provided with a plurality of limiting grooves which are uniformly distributed on the limiting disc 5c, and the expansion rods 5e and the limiting grooves of the limiting disc 5c are arranged in the limiting grooves; the synchronous driving device 5d is fixedly installed on the fourth mounting frame 5b, and the transmission end of the synchronous driving device 5d is slidably connected with the expansion rod 5 e.
Based on the above embodiments, the technical problem that the present application intends to solve is to stably fix a bearing. For this reason, on bearing spacing 4 was placed through lifting device with the bearing to this application, ball screw slip table drove the removal of fourth mounting bracket 5b, and inside fourth mounting bracket 5b drove expansion pole 5e and moved the bearing, synchronous drive arrangement 5d promoted expansion pole 5e and prolonged spacing groove synchronous expansion and bearing inner race conflict of spacing dish 5c, can stabilize fixing bearing through the synchronous expansion of several expansion pole 5 e.
Further, as shown in fig. 12:
the synchronous driving device 5d comprises a rotary driving disk 5d1, a second mounting plate 5d2, a second rotary driver 5d3, a driving gear 5d4 and a driven gear ring 5d 5; the rotary driving disc 5d1 is rotatably mounted on the limiting disc 5c, and a plurality of driving chutes are arranged on the rotary driving disc 5d 1; the driven gear ring 5d5 is fixedly arranged on the outer side of the rotary driving disk 5d 1; the second mounting plate 5d2 is fixedly mounted on the fourth mounting bracket 5 b; the second rotary driver 5d3 is fixedly mounted on the second mounting plate 5d 2; the driving gear 5d4 is fixedly mounted on the output end of the second rotary driver 5d3, and the driving gear 5d4 is engaged with the driven ring gear 5d 5.
Based on the above-described embodiment, the technical problem that the present application intends to solve is to drive the expansion rod 5e to synchronously expand and move. For this reason, this application drives fourth mounting bracket 5b through ball screw slip table and removes, when fourth mounting bracket 5b drove expansion pole 5e and moved inside the bearing, the preferred servo motor that is the preferred servo motor of second rotary drive ware 5d3, servo motor drives driving gear 5d4 and rotates, the action wheel drives driven ring gear 5d5 and rotates, driven ring gear 5d5 drives rotary drive dish 5d1 and rotates, rotary drive dish 5d1 promotes expansion pole 5e through the drive spout during rotation and removes, expansion pole 5e prolongs spacing groove expansion of spacing dish 5c and removes, can effectual synchronous drive several expansion pole 5e remove through rotary drive dish 5d 1.
Further, as shown in fig. 14:
the driving slide groove on the rotary driving disk 5d1 is inclined, and the inclination angle of the driving slide groove is 45 degrees.
Based on the above-described embodiment, the technical problem that the present application intends to solve is to push the expansion rod 5e to move. Therefore, the rotation of the rotary driving disk 5d1 is utilized in the present application, the driving sliding slot on the rotary driving disk 5d1 is inclined, and the inclined driving sliding slot pushes the expanding rod 5e to slide along the limiting slot of the limiting disk 5c through the inclined angle.
Further, as shown in fig. 13:
the expansion rod 5e comprises a contact rod 5e1, a limit slide block 5e2, a limit slide rod 5e3 and a limit nut 5e 5; the limiting slide block 5e2 is slidably mounted in a limiting groove of the limiting disc 5 c; the contact rod 5e1 is fixedly arranged on the limiting slide block 5e2, the top of the contact rod 5e1 is arc-shaped, and a contact pad is arranged at one end, far away from the limiting slide block 5e2, of the contact rod 5e 1; the limiting slide bar 5e3 is fixed at one end of the limiting slide block 5e2 far away from the resisting rod 5e1, and one end of the limiting slide bar 5e3 far away from the limiting slide block 5e2 is provided with a threaded column 5e 4; the limit nut 5e5 is fixedly mounted on the threaded post 5e4 of the limit slide bar 5e 3.
Based on the above embodiments, the technical problem that the present application intends to solve is to facilitate expansion against the inner wall of the bearing. Therefore, the application pushes the limiting slide bar 5e3 to extend the sliding of the driving sliding groove when rotating through the rotating driving disc 5d1, the limiting slide bar 5e3 drives the limiting slide block 5e2 to move, the limiting slide block 5e2 extends the sliding of the limiting groove of the limiting disc 5c, the limiting slide block 5e2 drives the touch bar 5e1 to move when moving, the top arc surface of the touch bar 5e1 is touched with the inner wall of the bearing, and the top of the arc surface can be effectively touched with the inner wall of the bearing with different shaft diameters.
Further, as shown in fig. 10:
the pressing device 6 includes a third linear actuator 6a and a pushing frame 6 b; the third linear actuator 6a is fixedly mounted on the fourth mounting bracket 5 b; the pushing frame 6b is sleeved on the expansion rod 5e in a sliding manner, and the pushing frame 6b is fixedly connected with the output end of the third linear driver 6 a.
Based on the above embodiments, the technical problem that the present application intends to solve is to push the bearing to be press-fitted onto the large eccentric shaft. Therefore, this application is placed the bearing on the spacing platform 4 of bearing through lifting device, the ball screw slip table drives fourth mounting bracket 5b and removes, fourth mounting bracket 5b drives expansion rod 5e and removes inside the bearing, synchronous drive arrangement 5d promotes expansion rod 5e and prolongs spacing groove synchronous expansion and the bearing inner race of spacing dish 5c and contradict, fix the bearing location, the spacing platform 4 decline of bearing returns the normal position, the ball screw slip table drives the bearing and removes to large-scale eccentric shaft, expansion rod 5e contradicts with large-scale eccentric shaft, the preferred hydraulic push rod that is of third linear actuator 6a, hydraulic push rod pushing frame 6b removes. The pushing frame 6b pushes the bearing to slide on the expansion rod 5e, the bearing moves towards the large eccentric shaft, and the pushing frame 6b presses the bearing onto the large eccentric shaft.
The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (10)
1. A method for mounting a large eccentric shaft is characterized by comprising the following steps;
s1, horizontally placing the large eccentric shaft on butt joint press mounting equipment through hoisting equipment;
s2, adjusting the butt joint position of the large eccentric shaft by the butt joint press-fitting equipment, and fixing the large eccentric shaft;
s3, placing a bearing to be installed at a specified position of the butting press-mounting equipment through the hoisting equipment;
s4, positioning and fixing the bearing by butt-joint press-fitting equipment to enable the bearing and the large eccentric shaft to keep coaxial;
s5, pushing the fixed bearing to be pressed on the large eccentric shaft by the butt press equipment;
s6, after press fitting is finished, the press fitting equipment is butted to remove the fixation of the large eccentric shaft and the bearing, and the large eccentric shaft is placed in the area to be processed through the hoisting equipment;
the device comprises a butt joint press-fitting device, wherein S2-S6 are executed by adopting the butt joint press-fitting device, and the butt joint press-fitting device comprises a mounting table (1), an eccentric shaft placing table (2), an angle adjusting device (3), a bearing limiting table (4), an expansion fixing device (5) and a pressing device (6); the eccentric shaft placing table (2) is fixedly arranged on the mounting table (1); the angle adjusting device (3) is arranged beside the eccentric shaft placing table (2), and the angle adjusting device (3) is fixedly connected with the mounting table (1); the bearing limiting table (4) is arranged beside the eccentric shaft placing table (2), and the bearing limiting table (4) is fixedly connected with the mounting table (1); the expansion fixing device (5) is arranged beside the bearing limiting table (4), and the expansion fixing device (5) is fixedly connected with the mounting table (1); the pressing device (6) is fixedly arranged on the expansion fixing device (5).
2. A large eccentric shaft mounting method according to claim 1, characterized in that the eccentric shaft placing table (2) comprises an adjusting slide rail (2a), an adjusting slider (2b), a first mounting bracket (2c), a supporting roller (2d) and a pressing frame (2 e); the adjusting slide rail (2a) is fixedly arranged on the mounting table (1), and a plurality of adjusting holes are formed in the side part of the adjusting slide rail (2 a); the adjusting slide blocks (2b) are provided with a plurality of adjusting slide blocks and are symmetrically arranged in the adjusting slide rails (2 a); the adjusting slide block (2b) is fixedly connected with an adjusting hole of the adjusting slide rail (2a) through a bolt; the first mounting brackets (2c) are provided with a plurality of mounting brackets which are uniformly distributed on the adjusting slide block (2b), and the first mounting brackets (2c) are fixedly connected with the adjusting slide block (2 b); the supporting rollers (2d) are provided with a plurality of supporting rollers and are uniformly distributed on the first mounting bracket (2c), and the supporting rollers (2d) are rotatably connected with the first mounting bracket (2 c); the pressing frame (2e) is arranged beside the adjusting slide rail (2a), and the pressing frame (2e) is fixedly connected with the mounting table (1).
3. The mounting method of the large eccentric shaft according to claim 1, characterized in that the angle adjusting device (3) comprises a first ball screw sliding table (3a), a second rotation mounting bracket (3b), a first linear driver (3c), a third mounting bracket (3d), a first guide pillar (3e), a pressing wheel (3f), a first rotary driver (3g) and an identification camera (3 h); the first ball screw sliding table (3a) is arranged beside the eccentric shaft placing table (2), and the first ball screw sliding table (3a) is fixedly connected with the mounting table (1); the second safety rotating bracket (3b) is fixedly arranged on the first ball screw sliding table (3 a); the first linear driver (3c) is fixedly arranged on the second mounting and rotating bracket (3b), and the working end of the first linear driver (3c) is vertically arranged downwards; the third mounting rack (3d) is fixedly arranged at the output end of the first linear driver (3 c); the first guide post (3e) is fixedly arranged on the third mounting rack (3d), and one end, far away from the third mounting rack (3d), of the first guide post (3e) penetrates through the second rotation mounting rack (3b) to be in sliding connection with the second rotation mounting rack; the pressing wheel (3f) is rotationally connected with the second safety rotating bracket (3 b); the first rotary driver (3g) is fixedly arranged on the third mounting rack (3d), and the output end of the first rotary driver (3g) is in transmission connection with the pressing wheel (3 f); the identification camera (3h) is fixedly arranged on the expansion fixing device (5).
4. A method for mounting a large eccentric shaft according to claim 3, characterized in that the outer side of the pressing wheel (3f) is provided with an elastic contact layer, and the surface of the elastic contact layer is provided with a plurality of anti-slip strips.
5. A large eccentric shaft mounting method according to claim 1, characterized in that the bearing limit table (4) comprises a first mounting plate (4a), a lifting pallet (4b), a limit post (4c), a second linear actuator (4d) and a second guide post (4 e); the first mounting plate (4a) is fixedly mounted inside the mounting table (1); the second linear driver (4d) is fixedly arranged on the first mounting plate (4a), and the output end of the second linear driver (4d) vertically extends upwards; the lifting supporting plate (4b) is fixedly arranged at the output end of the second linear driver (4d), and a plurality of adjusting holes are formed in the side part of the lifting supporting plate (4 b); a plurality of second guide posts (4e) are arranged and distributed on the lifting supporting plate (4b), one end of each second guide post (4e) is fixedly connected with the lifting supporting plate (4b), and one end, far away from the lifting supporting plate (4b), of each second guide post (4e) penetrates through the first mounting plate (4a) to be in sliding connection with the first mounting plate; the limiting columns (4c) are provided with a plurality of regulating holes which are distributed on the lifting supporting plate (4b), and the limiting columns (4c) are fixed on the regulating holes of the lifting supporting plate (4b) through bolts.
6. The mounting method of the large eccentric shaft according to claim 1, characterized in that the expansion fixing device (5) comprises a second ball screw sliding table (5a), a fourth mounting frame (5b), a limiting disc (5c), an expansion rod (5e) and a synchronous driving device (5 d); the second ball screw sliding table (5a) is arranged beside the bearing limiting table (4), and the second ball screw sliding table (5a) is fixedly connected with the mounting table (1); the fourth mounting rack (5b) is fixedly connected with the second ball screw sliding table (5 a); the limiting disc (5c) is fixedly arranged on the fourth mounting rack (5b), and a plurality of limiting grooves are formed in the limiting disc (5c) and are uniformly distributed; the expansion rods (5e) are provided with a plurality of limiting grooves which are uniformly distributed on the limiting disc (5c), and the expansion rods (5e) and the limiting grooves of the limiting disc (5c) are arranged in the limiting grooves; the synchronous driving device (5d) is fixedly arranged on the fourth mounting frame (5b), and the transmission end of the synchronous driving device (5d) is connected with the expansion rod (5e) in a sliding mode.
7. A large eccentric shaft mounting method according to claim 1, characterized in that the synchronous driving device (5d) comprises a rotary driving disc (5d1), a second mounting plate (5d2), a second rotary driver (5d3), a driving gear (5d4) and a driven gear ring (5d 5); the rotary driving disc (5d1) is rotatably arranged on the limiting disc (5c), and a plurality of driving sliding grooves are arranged on the rotary driving disc (5d 1); the driven gear ring (5d5) is fixedly arranged on the outer side of the rotary driving disk (5d 1); the second mounting plate (5d2) is fixedly mounted on the fourth mounting frame (5 b); the second rotary driver (5d3) is fixedly arranged on the second mounting plate (5d 2); the driving gear (5d4) is fixedly arranged at the output end of the second rotary driver (5d3), and the driving gear (5d4) is meshed with the driven gear ring (5d 5).
8. A method for mounting a large eccentric shaft according to claim 7, characterized in that the driving runner of the rotary driving disk (5d1) is inclined, and the angle of inclination of the driving runner is 45 °.
9. A large eccentric shaft mounting method according to claim 6, characterized in that the expanding rod (5e) comprises a contact rod (5e1), a limit slide block (5e2), a limit slide rod (5e3) and a limit nut (5e 5); the limiting slide block (5e2) is slidably arranged in a limiting groove of the limiting disc (5 c); the contact rod (5e1) is fixedly arranged on the limiting sliding block (5e2), the top of the contact rod (5e1) is arc-shaped, and a contact pad is arranged at one end, away from the limiting sliding block (5e2), of the contact rod (5e 1); the limiting slide bar (5e3) is fixed at one end, far away from the contact bar (5e1), of the limiting slide block (5e2), and a threaded column (5e4) is arranged at one end, far away from the limiting slide block (5e2), of the limiting slide bar (5e 3); the limiting nut (5e5) is fixedly arranged on the threaded column (5e4) of the limiting slide bar (5e 3).
10. A large eccentric shaft mounting method according to claim 6, characterized in that the pressing device (6) comprises a third linear actuator (6a) and a pushing frame (6 b); the third linear driver (6a) is fixedly arranged on the fourth mounting frame (5 b); the pushing frame (6b) is sleeved on the expansion rod (5e) in a sliding manner, and the pushing frame (6b) is fixedly connected with the output end of the third linear driver (6 a).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210521792.1A CN114749889B (en) | 2022-05-13 | 2022-05-13 | Large eccentric shaft mounting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210521792.1A CN114749889B (en) | 2022-05-13 | 2022-05-13 | Large eccentric shaft mounting method |
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| CN114749889A true CN114749889A (en) | 2022-07-15 |
| CN114749889B CN114749889B (en) | 2023-04-28 |
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| CN112678097A (en) * | 2020-12-31 | 2021-04-20 | 广汽本田汽车有限公司 | Automatic identification drive shaft anti-misoperation installation system and control method thereof |
| CN113118738A (en) * | 2021-03-16 | 2021-07-16 | 宁波市玉龙汽车部件有限公司 | High-stability bearing press-riveting integrated machine |
| CN113681267A (en) * | 2021-09-01 | 2021-11-23 | 宁波银球小型轴承有限公司 | High-speed energy-saving bearing oil seal press-fitting integrated machine for washing machine roller |
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| JPH0966316A (en) * | 1995-08-30 | 1997-03-11 | Isel Kk | Lower roll support device for roll bending device |
| CN105436869A (en) * | 2016-01-06 | 2016-03-30 | 江苏科技大学 | Support platform for installing and disassembling diesel engine crankshaft vibration reducer |
| CN108608193A (en) * | 2018-05-14 | 2018-10-02 | 东北大学 | A kind of large fan class blade shaft assignment flange cooperation tool mechanism |
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| CN114749889B (en) | 2023-04-28 |
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