CN112025461A

CN112025461A - Polishing fixing device for bearing

Info

Publication number: CN112025461A
Application number: CN202010877900.XA
Authority: CN
Inventors: 娓稿渤; 游岳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2020-12-04

Abstract

The invention discloses a polishing and fixing device for a bearing, which comprises a base and a linear guide rail arranged on the base, wherein a first sliding seat and a second sliding seat are arranged on the linear guide rail in a sliding manner, the first sliding seat and the second sliding seat are respectively driven by a first telescopic electric cylinder and a second telescopic electric cylinder at two ends of the first sliding seat, the first sliding seat is a rectangular seat body, a guide rail groove is formed in the lower surface of the seat body, the first sliding seat is arranged on the linear guide rail in a sliding manner through the guide rail groove, a mounting seat is integrally formed on the seat body, and the mounting seat is of a semi-annular structure; through setting up the mount pad to set up tight seat of clamp on the mount pad, and set up air cavity, gas pocket on pressing from both sides tight seat, and be connected air inlet on it with the vacuum pump through the trachea, thereby let press from both sides tight seat and treat again that the bearing of polishing carries out the fixed clamp after tightly, can bleed in to the air cavity through the vacuum pump, thereby make and form the negative pressure in the air cavity, thereby play the adsorption to the bearing, thereby improve the stability fixed to the bearing.

Description

Polishing fixing device for bearing

Technical Field

The invention relates to the technical field related to bearing production and processing, in particular to a polishing and fixing device for a bearing.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is the support mechanical rotator, reduce the coefficient of friction in its motion process, and guarantee its gyration precision, and the bearing is at the in-process of actual production, its both sides face is because chip-processing's problem, it can form burr one-level metal protruding, it can seriously influence the outward appearance of bearing, thereby influence its normal sale, serious can cause the influence to the installation work of later stage bearing even, but its structure of traditional fixing device to the bearing is comparatively simple, can't carry out fine fixed to the inner circle and the outer lane of bearing simultaneously, thereby lead to the bearing can lead to appearing the skew between the inner and outer lane of bearing at the in-process of polishing, thereby influence the staff and carry out the operation of polishing to it, thereby influence the required man-hour of its operation of polishing, thereby the processing cost of bearing production has been increased.

Disclosure of Invention

The present invention is directed to a grinding fixture for bearings to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: a polishing and fixing device for a bearing comprises a base and a linear guide rail arranged on the base, wherein a first sliding seat and a second sliding seat are arranged on the linear guide rail in a sliding manner and are respectively driven by a first telescopic electric cylinder and a second telescopic electric cylinder at two ends of the linear guide rail, the first sliding seat is a rectangular seat body, a guide rail groove is formed in the lower surface of the seat body, the first sliding seat is arranged on the linear guide rail in a sliding manner through the guide rail groove, a mounting seat is integrally formed on the seat body, the mounting seat is of a semi-annular structure, a sliding groove is formed in the annular inner side surface of the mounting seat, a clamping seat is arranged in the sliding groove, a second guide rail is arranged at the rear end of the linear guide rail, a third sliding seat is arranged on the guide rail and is driven by the third telescopic electric cylinder, a third guide rail is arranged at the front end of the linear guide rail, and a fourth sliding seat is arranged on the third guide rail in a sliding manner, the fourth sliding seat is driven by a fourth telescopic electric cylinder, and a polishing mechanism is fixedly mounted on a seat body of the fourth sliding seat.

Preferably, the clamping seat is of a semi-annular structure, a sliding block is integrally formed on the annular outer side face of the clamping seat, the shape and the size of the sliding block are matched with those of a notch of a sliding groove in the mounting seat, the clamping seat is arranged in the sliding groove in the mounting seat in a sliding mode through the sliding block, and the back face of the sliding block is provided with a gear tooth structure.

Preferably, the center of the clamping seat is provided with an air cavity, the outer side surface of the air cavity is provided with an air hole, the front side edge of the air cavity is provided with an air inlet, and the air inlet is connected with a vacuum pump through an air pipe.

Preferably, the air holes are arranged on the air cavity at equal intervals, the outer side end of each hole body is fixedly connected with a sealing ring in a glued mode, and the sealing rings are made of rubber materials in a cast mode.

Preferably, the second slide seat is provided with a second seat structure identical to the mounting seat, the seat structure and the mounting seat are symmetrically arranged, and the mounting structure of the second seat structure is identical to the mounting structure of the mounting seat and is symmetrically arranged.

Preferably, one side fixed welding of mount pad has the motor support, there is servo motor through clamp fixed mounting on the motor support, fixed mounting has drive gear on servo motor's the rotor, and the back of spout has seted up the gear groove on the mount pad, and drive gear is located and sets up in the notch in gear groove, and the teeth of a cogwheel structure that drive gear's teeth of a cogwheel and the slider back were seted up meshes the setting mutually, press from both sides the inboard surface of leaning on of tight seat and seted up the spacing groove, and the structural position department that corresponds with it of the tight seat of clamp of second pedestal is provided with the stopper, and the position size of stopper and spacing groove is corresponding.

Preferably, the third slide is provided with a supporting table, a connecting rod is fixedly mounted on the supporting table, a mounting groove is formed in the connecting rod, a rotating shaft is mounted in a notch of the connecting rod, one end of the rotating shaft is in transmission connection with a second servo motor, a first bevel gear is mounted at the other end of the rotating shaft, mounting holes and guide rod holes are formed in two side faces of the tail end of the connecting rod, the guide rod holes are arranged in pairs, a lead screw is rotatably mounted in the mounting holes of the guide rod, a second bevel gear is fixedly mounted at the middle end of the lead screw and is meshed with the first bevel gear, lead screw threads are formed in two ends of the lead screw, and thread angles at two ends of the lead screw are arranged in opposite directions.

Preferably, the both sides at connecting rod end are the equal fixed mounting in the clamping piece, the lateral surface of interior clamping piece is the arcwall face, and its arcwall face is identical with the inner circle surface radian of treating fixed bearing, and has seted up the lead screw hole on it, and it installs on the lead screw through the lead screw hole, and the medial surface of interior clamping piece is provided with the guide arm, and the guide arm sets up in the guide arm hole for the activity.

Compared with the prior art, the invention has the beneficial effects that:

1. the installation seat is arranged, the clamping seat is arranged on the installation seat, the air cavity and the air hole are arranged on the clamping seat, and the air inlet on the clamping seat is connected with the vacuum pump through the air pipe, so that after the clamping seat fixedly clamps the bearing to be polished, the air in the air cavity can be pumped through the vacuum pump, negative pressure is formed in the air cavity, the bearing is adsorbed, and the stability of fixing the bearing is improved;

2. the gear tooth structure is arranged on the outer side face of the sliding block on the back face of the clamping seat, and the servo motor drives the transmission gear to drive the clamping seat to move, so that a worker can conveniently adjust the angle of the bearing to be polished;

3. and through setting up the third slide to set up the connecting rod on it, and set up a set of interior clamp splice at the front end of connecting rod and fix the inner circle of bearing, thereby avoid the bearing in the process of polishing, its both appear relative motion and influence staff's the operation of polishing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the position of the first sliding seat and the clamping seat according to the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is a schematic view of a first carriage structure;

FIG. 5 is a schematic view of a clamping seat;

FIG. 6 is a half sectional view of the clamping shoe;

FIG. 7 is a schematic view of the structure of the connecting rod 24;

FIG. 8 is an enlarged view of the structure at B in FIG. 7;

FIG. 9 is a schematic view of the connection of the inner clamping block and the lead screw.

In the figure: the base 1, linear guide 2, first slide 3, second slide 4, first flexible electric jar 5, second flexible electric jar 6, guide rail groove 7, motor support 8, servo motor 9, mount pad 10, spout 11, press from both sides tight seat 12, slider 13, tooth of a cogwheel structure 14, spacing groove 15, air cavity 16, gas pocket 17, sealing ring 18, air inlet 19, gear groove 20, and third slide 21, third flexible electric jar 22, a supporting bench 23, connecting rod 24, mounting groove 25, guide bar hole 26, lead screw 27, interior clamp splice 28, second bevel gear 29, lead screw hole 30, guide arm 31, fourth slide 32, fourth flexible electric jar 33, grinding machanism 34.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution: a polishing and fixing device for a bearing comprises a base 1 and a linear guide rail 2 arranged on the base 1, wherein a first slide seat 3 and a second slide seat 4 are arranged on the linear guide rail 2 in a sliding manner, the first slide seat 3 and the second slide seat 4 are respectively driven by a first telescopic electric cylinder 5 and a second telescopic electric cylinder 6 at two ends of the first slide seat, the first slide seat 3 is a rectangular seat body, a guide rail groove 7 is formed in the lower surface of the seat body, the first slide seat 3 is arranged on the linear guide rail 2 in a sliding manner through the guide rail groove 7, an installation seat 10 is integrally formed on the seat body, the installation seat 10 is of a semi-annular structure, a sliding groove 11 is formed in the annular inner side surface of the installation seat, a clamping seat 12 is arranged in the sliding groove 11, a second guide rail is arranged at the rear end of the linear guide rail 2, a third guide rail 21 is arranged on the guide rail, the third slide seat 21 is driven by a third telescopic electric cylinder 22, and a third guide rail is arranged at, and a fourth slide carriage 32 is arranged on the third guide rail in a sliding manner, the fourth slide carriage 32 is driven by a fourth telescopic electric cylinder 33, and a polishing mechanism 34 is fixedly arranged on the seat body.

Furthermore, the clamping seat 12 is of a semi-annular structure, a sliding block 13 is integrally formed on the annular outer side surface of the clamping seat, the shape and size of the sliding block 13 are matched with those of the notch of the sliding groove 11 on the mounting seat 10, the clamping seat 12 is arranged in the sliding groove 11 on the mounting seat 10 in a sliding mode through the sliding block 13, and the back surface of the sliding block 13 is provided with a gear tooth structure 14;

further, press from both sides the center of tight seat 12 and be provided with air cavity 16, and the lateral surface of its air cavity 16 sets up there is gas pocket 17, and air cavity 16's preceding side has seted up air inlet 19, air inlet 19 is connected with the vacuum pump through the trachea, through setting up mount pad 10, and set up tight seat 12 on mount pad 10, and set up air cavity 16 on pressing from both sides tight seat 12, gas pocket 17, and be connected air inlet 19 on it with the vacuum pump through the trachea, thereby let press from both sides tight seat 12 and treat again that the bearing of polishing carries out the fixed clamp after tight, can bleed in to air cavity 16 through the vacuum pump, thereby make and form the negative pressure in the air cavity, thereby play the adsorption to the bearing, thereby improve the stability fixed.

Furthermore, the air holes 17 are arranged on the air cavity 16 at equal intervals, the outer side end of each hole body is fixedly connected with a sealing ring 18 in a gluing mode, the sealing rings 18 are made of rubber materials in a casting mode, and the sealing effect of the air cavity 16 is improved by arranging the sealing rings 18.

Further, the second slide seat 4 is provided with a second seat structure identical to the mounting seat 10, and the seat structure and the mounting seat 10 are symmetrically arranged, and the mounting structure of the second seat structure is identical to the mounting structure of the mounting seat 10 and is symmetrically arranged.

Further, a motor bracket 8 is fixedly welded on one side of the mounting seat 10, a servo motor 9 is fixedly arranged on the motor bracket 8 through a hoop, a transmission gear is fixedly arranged on a rotor of the servo motor 9, and the back of the sliding chute 11 on the mounting seat 10 is provided with a gear groove 20, and the transmission gear is arranged in the notch of the gear groove 20, and the gear teeth of the transmission gear are meshed with a gear tooth structure 14 arranged on the back of the sliding block 13, a limit groove 15 is arranged on the surface of the clamping seat 12 close to the inner side, and the position of the clamping seat structure on the second seat body structure corresponding to the clamping seat structure is provided with a limiting block, the position size of the limiting block corresponds to the position size of the limiting groove 15, the gear tooth structure 14 is arranged on the outer side face of the sliding block 13 on the back face of the clamping seat 12, and the servo motor 9 drives the transmission gear to drive the clamping seat 12 to move, so that a worker can conveniently adjust the angle of the bearing to be polished.

Further, the third slide 21 is provided with a support table 23, a connecting rod 24 is fixedly mounted on the support table 23, a mounting groove 25 is formed in the connecting rod 24, a rotating shaft is mounted in a notch of the connecting rod, one end of the rotating shaft is in transmission connection with the second servo motor, a first bevel gear is mounted at the other end of the rotating shaft, mounting holes and guide rod holes 26 are formed in two side faces of the tail end of the connecting rod 24, the guide rod holes 26 are arranged in pairs, a lead screw 27 is rotatably mounted in the mounting hole, a second bevel gear 29 is fixedly mounted at the middle end of the lead screw 27, the second bevel gear 29 is meshed with the first bevel gear, lead screw threads are formed in two ends of the lead screw 27, and thread angles at two ends of the lead screw.

Further, the inner clamping blocks 28 are fixedly mounted on two sides of the tail end of the connecting rod 24, the outer side faces of the inner clamping blocks 28 are arc-shaped faces, the arc-shaped faces are matched with the surface radian of an inner ring of a bearing to be fixed, a screw hole 30 is formed in the inner side faces, the inner side faces are mounted on the screw 27 through the screw hole 30, guide rods 31 are arranged on the inner side faces of the inner clamping blocks 28, the guide rods 31 are movably arranged in the guide rod holes 26, the connecting rod 24 is arranged on the third sliding seat 21 through the third sliding seat, and a group of inner clamping blocks 28 are arranged at the front end of the connecting rod 24 to fix the inner ring of the bearing, so that the bearing is prevented from being polished by relative movement between the inner clamping blocks and the outer clamping blocks, and polishing operation of workers is prevented from.

The working principle is as follows: in practical use, a worker sleeves the bearing on the inner clamping block 28 at the front end of the connecting rod 24, drives the rotating shaft through the second servo motor by driving the second servo motor to rotate forward, drives the first bevel gear and the second bevel gear 29 to drive the lead screw 27 to rotate, drives the inner clamping block 28 to move towards two ends on the lead screw 27, positions and supports the bearing from the inner ring of the bearing, drives the third telescopic electric cylinder 22 to drive the third sliding seat 21 to move through the third telescopic electric cylinder, then starts the first telescopic electric cylinder 5 and the second telescopic electric cylinder 6 to move, drives the mounting seats 10 on the first sliding seat 3 and the second sliding seat 4 to move, fixedly clamps the outer ring of the bearing through the clamping seats 12 on the mounting seats 10, then starts the vacuum pump to pump out the gas in the gas cavity 16 through the vacuum pump, so as to form negative pressure in the gas cavity 16, thereby improve through its adsorption and press from both sides tight seat 12 through the stability that the bearing is fixed, and when the staff need adjust the angle of bearing, the staff is through starting the reversal of second servo motor, thereby pack up interior clamp block 28, restart servo motor 9 drives drive gear after that, and drive through drive gear and press from both sides tight seat 12 and rotate in the spout 11 of mount pad 10, then redrive second servo motor corotation is pressed from both sides tight bearing inner race, thereby the completion is to the regulation of bearing angle.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixing device that polishes for bearing, includes base (1) and linear guide (2) of setting on base (1), its characterized in that: the linear guide (2) is provided with a first sliding seat (3) and a second sliding seat (4) in a sliding manner, the first sliding seat (3) and the second sliding seat (4) are respectively driven by a first telescopic electric cylinder (5) and a second telescopic electric cylinder (6) at two ends of the first sliding seat (3), the first sliding seat (3) is a rectangular seat body, a guide rail groove (7) is formed in the lower surface of the seat body, the first sliding seat (3) is arranged on the linear guide (2) in a sliding manner through the guide rail groove (7), a mounting seat (10) is integrally formed on the seat body, the mounting seat (10) is of a semi-annular structure, a sliding groove (11) is formed in the annular inner side surface of the mounting seat, a clamping seat (12) is arranged in the sliding groove (11), the rear end of the linear guide (2) is provided with the second guide rail, a third sliding seat (21) is arranged on the guide rail, and the third sliding seat (21) is driven by a third telescopic electric cylinder (22), the front end of linear guide (2) is provided with the third guide rail, and slides on the third guide rail and be provided with fourth slide (32), fourth slide (32) drive through fourth flexible electric jar (33), and fixed mounting has grinding machanism (34) on its pedestal.

2. A sanding fixture as defined in claim 1, in which: the clamping seat (12) is of a semi-annular structure, a sliding block (13) is integrally formed on the outer annular side face of the clamping seat, the shape and the size of the sliding block (13) are matched with those of a notch of a sliding groove (11) in the mounting seat (10), the clamping seat (12) is arranged in the sliding groove (11) in the mounting seat (10) in a sliding mode through the sliding block (13), and a gear tooth structure (14) is formed in the back face of the sliding block (13).

3. A sanding fixture as defined in claim 2, in which: an air cavity (16) is arranged in the center of the clamping seat (12), an air hole (17) is formed in the outer side face of the air cavity (16), an air inlet (19) is formed in the front side edge of the air cavity (16), and the air inlet (19) is connected with a vacuum pump through an air pipe.

4. A sanding fixture as defined in claim 3, in which: the air holes (17) are arranged on the air cavity (16) at equal intervals, the outer side end of each hole body is fixedly connected with a sealing ring (18), and the sealing rings (18) are made of rubber materials in a casting mode.

5. A sanding fixture as defined in claim 1, in which: the second sliding seat (4) is provided with a second seat body structure which is the same as the mounting seat (10), the seat body structure and the mounting seat (10) are symmetrically arranged, and the mounting structure of the second seat body structure is the same as the mounting structure of the mounting seat (10) and is symmetrically arranged.

6. A sanding fixture as defined in claim 5, in which: one side fixed welding of mount pad (10) has motor support (8), there is servo motor (9) through clamp fixed mounting on motor support (8), fixed mounting has drive gear on the rotor of servo motor (9), and the back of spout (11) has seted up gear groove (20) on mount pad (10), and drive gear is located and sets up in the notch of gear groove (20), and the teeth of a cogwheel structure (14) meshing setting that drive gear's the teeth of a cogwheel and slider (13) back were seted up, pressing from both sides the inboard surface of leaning on of tight seat (12) and seted up spacing groove (15), and the structural position department that corresponds with it of tight seat of clamp of second pedestal is provided with the stopper, and the position size of stopper is corresponding with the position size of spacing groove (15).

7. A sanding fixture as defined in claim 1, in which: the utility model discloses a lead screw, including third slide (21), supporting bench (23) is provided with, fixed mounting has connecting rod (24) on supporting bench (23), mounting groove (25) have been seted up on connecting rod (24), and install the pivot in its notch, and the one end and the second servo motor transmission of its pivot are connected, and its other end installs first bevel gear, and mounting hole and guide rod hole (26) have all been seted up to the terminal both sides face of connecting rod (24), guide rod hole (26) are for setting up in pairs, and rotate in its mounting hole and install lead screw (27), the middle-end fixed mounting of lead screw (27) has second bevel gear (29), second bevel gear (29) and first bevel gear are for meshing setting up, and the lead screw thread has all been seted up at the both ends of lead screw (27), and the screw thread angle at its both ends sets up for the opposite.

8. A sanding fixture as defined in claim 7, in which: the equal fixed mounting in both sides of connecting rod (24) end has interior clamping block (28), the lateral surface of interior clamping block (28) is the arcwall face, and its arcwall face is identical with the inner circle surface radian of treating fixing bearing, and has seted up screw hole (30) on it, and it installs on lead screw (27) through screw hole (30), and the medial surface of interior clamping block (28) is provided with guide arm (31), and guide arm (31) set up in guide arm hole (26) for the activity.