CN215065254U

CN215065254U - Slewing bearing assembly detection device

Info

Publication number: CN215065254U
Application number: CN202121026383.1U
Authority: CN
Inventors: 鲍和鹏; 马宏志; 戴永奋; 陈武; 王景龙; 邵悦
Original assignee: Maanshan Fy Precision Machinery Co ltd
Current assignee: Maanshan Fy Precision Machinery Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-12-07
Anticipated expiration: 2031-05-14

Abstract

The utility model relates to an assembly detection device technical field just discloses slewing bearing assembly detection device, including base, assembly bench, digital display amesdial, outer lane, inner circle and ball, the assembly bench is the top that the level is located the base, the lower surface center department of assembly bench rotates through the pivot and sets up in the upper surface of base, the upper surface of base and the rear side that is located the pivot are equipped with the drive the rotatory actuating mechanism of pivot, the upper surface left and right sides of assembly bench all is equipped with the assembly devices who is used for assembling outer lane, inner circle and ball, the fixed L type backup pad that is equipped with in upper surface left side of base, the fixed first cylinder that is equipped with in top of L type backup pad, digital display amesdial fixed mounting is in the piston rod end of first cylinder. The utility model discloses low in labor strength for detection precision and efficiency obtain improving, are favorable to promoting.

Description

Slewing bearing assembly detection device

Technical Field

The utility model relates to an assembly detection device technical field especially relates to slewing bearing assembly detection device.

Background

The slewing bearing is a mechanical key part which is rapidly developed in recent decades, and can realize the functions of relative rotation and load transmission of two structures. Compared with a common rolling bearing, the rolling bearing can bear axial load, radial load and overturning moment, and has the advantages of small structural size, large intermediate space, small rotary resistance during working, flexible rotation, simple and compact structure, convenient installation and maintenance and the like. Therefore, the slewing bearing is mainly applied to the fields of hoisting machinery (port cranes, automobile cranes and tower cranes), engineering machinery (excavators), chemical machinery, medical equipment, military equipment (radars, tanks and the like), wind power generation equipment, entertainment facilities and the like. The environment for the ultra-large slewing bearing is more complicated and severer, such as a shield machine, ocean power generation, a giant crane and the like. Therefore, the quality of assembly detection is ensured, and great help is brought to the service condition and the service life of the ultra-large slewing bearing.

Because the large-scale slewing bearing has large size and large required assembly space, the axial clearance and the end face runout of the inner ring and the outer ring after assembly and processing are difficult to ensure, quality inspection work is required, an error source is increased by a manual measurement method, and the labor intensity is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art large-scale slewing bearing size big, required assembly space is big, and outer lane axial clearance and end face are beated and are hardly guaranteed in assembly processing back, consequently need quality control work, and artifical measuring method increases the error source, problem that intensity of labour is big, and the slewing bearing who provides assembles detection device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

slewing bearing assembly detection device, including base, assembly bench, digital display amesdial, outer lane, inner circle and ball, the assembly bench is the top that the level is located the base, the lower surface center department of assembly bench rotates through the pivot and sets up in the upper surface of base, the upper surface of base and the rear side that is located the pivot are equipped with the drive the rotatory actuating mechanism of pivot, the upper surface left and right sides of assembly bench all is equipped with the assembly devices who is used for outer lane, inner circle and ball equipment, the fixed L type backup pad that is equipped with in upper surface left side of base, the fixed first cylinder that is equipped with in top of L type backup pad, digital display amesdial fixed mounting is terminal in the piston rod of first cylinder.

Preferably, actuating mechanism includes second cylinder, rack and first gear, the last fixed surface of base is equipped with the fixed block, the second cylinder is fixed to be set up on the lateral wall of fixed block, the rack is horizontal fixed the setting in the piston rod end of second cylinder, first gear is fixed to be set up on the axle wall of pivot, rack and first gear engagement set up.

Preferably, the assembly mechanism comprises a fixing ring, a screw rod, a clamping block and a rocking handle, the fixing ring is fixedly arranged on the upper surface of the assembly table, the outer ring, the inner ring and the balls are located inside the fixing ring, a threaded hole matched with the screw rod is formed in the side wall of the fixing ring, the clamping block is rotatably arranged at the end portion of the screw rod and is abutted to the side wall of the outer ring, the rocking handle is fixedly arranged at one end, away from the clamping block, of the screw rod, a motor is fixedly arranged on the lower surface of the assembly table, the tail end of an output shaft of the motor penetrates through the upper portion of the assembly table and is fixedly provided with a second gear, the second gear is meshed with the inner ring, and the lifting mechanism is arranged on the surface of the assembly table and below the outer ring, the inner ring and the balls.

Preferably, the lifting mechanism comprises a support ring and a U-shaped push rod, an annular groove is formed in the upper surface of the assembly table, the support ring is located inside the annular groove, the outer ring, the inner ring and the balls are located on the upper surface of the support ring, the U-shaped push rod is located below the assembly table, and two ends of the U-shaped push rod penetrate through the inside of the annular groove and are fixedly connected with the support ring.

Preferably, the left side and the right side of the lower surface of the assembling table are both fixedly provided with supporting rods, and the lower ends of the supporting rods are fixedly provided with universal balls which are arranged on the upper surface of the base in a rolling manner.

Preferably, the detection end of the digital display dial indicator is arranged right above a gap between the outer ring and the inner ring.

Preferably, the rack moves by 180 ° of the rotation of the first gear.

Preferably, teeth are arranged on the inner wall of the inner ring, and the second gear is meshed with the inner ring through the teeth.

Preferably, an auxiliary sliding block is fixedly arranged on the lower side of the rack, and the lower side of the auxiliary sliding block is arranged on the upper surface of the base in a sliding mode.

Compared with the prior art, the utility model provides a slewing bearing assembly detection device possesses following beneficial effect:

1. this slewing bearing assembly detection device through the solid fixed ring that is equipped with, clamp splice, screw rod, rocking handle, motor and second gear, can accomplish the assembly with outer lane, inner circle and ball and drive outer lane and inner circle relative rotation, and the digital display amesdial of rethread outer lane and inner circle top can measure the play of outer lane and inner circle clearance and terminal surface, has reduced the error that produces in the testing process.

2. This slewing bearing assembly detection device through pivot, second cylinder, rack and the first gear that is equipped with, can drive the assembly bench and carry out 180 rotations and remove the below of digital display amesdial with two sets of outer lane, inner circle and the ball after the assembly on its surface in proper order to detect to detection effect has been improved.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses low in labor strength for detect precision and efficiency and obtain improving, be favorable to promoting.

Drawings

Fig. 1 is a schematic structural view of a slewing bearing assembly detection device provided by the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a bottom view of the support ring and the U-shaped push rod of fig. 1.

In the figure: the device comprises a base 1, an assembly table 2, a digital display dial indicator 3, an outer ring 4, an inner ring 5, balls 6, a rotating shaft 7, an 8L-shaped supporting plate, a first air cylinder 9, a second air cylinder 10, a rack 11, a first gear 12, a fixed block 13, a fixed ring 14, a clamping block 15, a screw rod 16, a rocking handle 17, a motor 18, a second gear 19, a supporting ring 20, a U-shaped push rod 21, a supporting rod 22, universal balls 23 and an auxiliary sliding block 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, slewing bearing assembly detection device, including base 1, assembly bench 2, digital display amesdial 3, outer lane 4, inner circle 5 and ball 6, assembly bench 2 is the level and is located the top of base 1, the lower surface center department of assembly bench 2 rotates through pivot 7 and sets up in the upper surface of base 1, the upper surface of base 1 and the rear side that is located pivot 7 are equipped with the actuating mechanism who drives pivot 7 rotation, the upper surface left and right sides of assembly bench 2 all is equipped with the assembly devices who is used for outer lane 4, inner circle 5 and ball 6 equipment, the fixed L type backup pad 8 that is equipped with in upper surface left side of base 1, the fixed first cylinder 9 that is equipped with in top of L type backup pad 8, digital display amesdial 3 fixed mounting is in the terminal of the piston rod of first cylinder 9.

The driving mechanism comprises a second cylinder 10, a rack 11 and a first gear 12, a fixing block 13 is fixedly arranged on the upper surface of the base 1, the second cylinder 10 is fixedly arranged on the side wall of the fixing block 13, the rack 11 is transversely and fixedly arranged at the tail end of a piston rod of the second cylinder 10, the first gear 12 is fixedly arranged on the shaft wall of the rotating shaft 7, and the rack 11 and the first gear 12 are meshed.

The assembly devices includes solid fixed ring 14, the screw rod 16, clamp splice 15 and rocking handle 17, gu fixed ring 14 is fixed to be set up in the upper surface of mount table 2, outer lane 4, inner circle 5 and ball 6 all are located solid fixed ring 14's inside, gu fixed ring 14's lateral wall sets up with screw rod 16 matched with screw hole, clamp splice 15 rotates to set up in the tip of screw rod 16 and offsets with the lateral wall of outer lane 4 and sets up, rocking handle 17 is fixed to be set up in the one end that clamp splice 15 was kept away from to screw rod 16, the fixed surface of mount table 2 is equipped with motor 18, motor 18's output shaft end runs through to the top of mount table 2 and is fixed and be equipped with second gear 19, second gear 19 sets up with the meshing of inner circle 5, the surface of mount table 2 just is located outer lane 4, the below of inner circle 5 and ball 6 is equipped with and lifts the mechanism.

The lifting mechanism comprises a support ring 20 and a U-shaped push rod 21, an annular groove is formed in the upper surface of the assembly table 2, the support ring 20 is located inside the annular groove, the outer ring 4, the inner ring 5 and the balls 6 are located on the upper surface of the support ring 20, the U-shaped push rod 21 is located below the assembly table 2, and two ends of the U-shaped push rod 21 penetrate through the inside of the annular groove and are fixedly connected with the support ring 20.

The lower surface right side both sides of mount table 2 all are fixed and are equipped with bracing piece 22, and the lower extreme of bracing piece 22 is fixed be equipped with the upper surface roll universal ball 23 that sets up of base 1, can increase mount table 2 pivoted stability.

The detection end of the digital display dial indicator 3 is arranged right above the gap between the outer ring 4 and the inner ring 5.

The moving distance of the rack 11 is that the first gear 12 rotates 180 degrees, so that the assembly table 2 can be driven to rotate 180 degrees, and the assembled slewing bearing can be accurately moved to the position below the digital display dial indicator 3.

Teeth are arranged on the inner wall of the inner ring 5, and the second gear 19 is meshed with the inner ring 5 through the teeth.

The fixed supplementary slider 24 that is equipped with of downside of rack 11, the downside of supplementary slider 24 slides and sets up in the upper surface of base 1, can increase the stability of rack 11 removal in the horizontal direction to guarantee gear 11 and first gear 12 stable meshing.

In the utility model, when in use, a worker firstly puts the outer ring 4 and the inner ring 5 on the surface of the assembly table 2 and inside the fixing ring 14, then puts the balls 6 in the clearance between the outer ring 4 and the inner ring 5 in sequence, then rotates the rocking handle 17 by hand to enable the screw rod 16 to be abutted against the outer ring 14 through the clamping block 15, and simultaneously enables the inner ring 5 to be meshed with the second gear 19, thereby completing the assembly of the outer ring 4, the inner ring 5 and the balls 6, then opens the second cylinder 10 to work, the second cylinder 10 extends to drive the rack 11 to move, the rack 11 drives the first gear 12 to rotate in angle and enables the outer ring 4, the inner ring 5 and the balls 6 which are well distributed on the surface of the assembly table 2 to move to the lower part of the digital display dial indicator 3, at the moment, the first cylinder 9 extends to work and enables the digital display dial indicator 3 to move downwards and approach to the clearance between the outer ring 4 and the inner ring 5, and finally opens the motor 18 to work to drive the second gear 19 to rotate and enable the relative rotation between the outer ring 4 and the inner ring 5, the gap between the outer ring 4 and the inner ring 5 and the jump of the end face can be measured, the error generated in the detection process is reduced, after the transfer detection is completed, the U-shaped push rod 21 is pushed up by the hand of a worker, the transferred slewing bearing is pushed up by the support ring 20, and the worker can take out the device conveniently.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The slewing bearing assembly detection device comprises a base (1), an assembly table (2), a digital display dial indicator (3), an outer ring (4), an inner ring (5) and balls (6), and is characterized in that the assembly table (2) is horizontally positioned above the base (1), and the center of the lower surface of the assembly table (2) is rotatably arranged on the upper surface of the base (1) through a rotating shaft (7); still be provided with the drive on base (1) the rotatory actuating mechanism of pivot (7), the upper surface left and right sides of assembly bench (2) all is equipped with the assembly devices who is used for equipment outer lane (4), inner circle (5) and ball (6), the fixed L type backup pad (8) that is equipped with in upper surface left side of base (1), the fixed first cylinder (9) that is equipped with in top of L type backup pad (8), digital display amesdial (3) fixed mounting is terminal in the piston rod of first cylinder (9).

2. The slewing bearing assembly detection device according to claim 1, wherein the driving mechanism comprises a second cylinder (10), a rack (11) and a first gear (12), a fixed block (13) is fixedly arranged on the upper surface of the base (1), the second cylinder (10) is fixedly arranged on the side wall of the fixed block (13), the rack (11) is transversely and fixedly arranged at the tail end of a piston rod of the second cylinder (10), the first gear (12) is fixedly arranged on the shaft wall of the rotating shaft (7), and the rack (11) and the first gear (12) are meshed.

3. The slewing bearing assembly detection device according to claim 1, wherein the assembly mechanism comprises a fixing ring (14), a screw rod (16), a clamping block (15) and a rocking handle (17), the fixing ring (14) is fixedly arranged on the upper surface of the assembly table (2), the outer ring (4), the inner ring (5) and balls (6) are all located inside the fixing ring (14), a threaded hole matched with the screw rod (16) is formed in the side wall of the fixing ring (14), the clamping block (15) is rotatably arranged at the end portion of the screw rod (16) and is abutted against the side wall of the outer ring (4), the rocking handle (17) is fixedly arranged at one end, far away from the clamping block (15), of the screw rod (16), a motor (18) is fixedly arranged on the lower surface of the assembly table (2), the tail end of an output shaft of the motor (18) penetrates above the assembly table (2) and is fixedly provided with a second gear (19), the second gear (19) is meshed with the inner ring (5), and a lifting mechanism is arranged on the surface of the assembly table (2) and below the outer ring (4), the inner ring (5) and the balls (6).

4. The slewing bearing assembly detection device according to claim 3, wherein the lifting mechanism comprises a support ring (20) and a U-shaped push rod (21), an annular groove is formed in the upper surface of the assembly table (2), the support ring (20) is located inside the annular groove, the outer ring (4), the inner ring (5) and the balls (6) are located on the upper surface of the support ring (20), the U-shaped push rod (21) is located below the assembly table (2), and two ends of the U-shaped push rod (21) penetrate through the inside of the annular groove and are fixedly connected with the support ring (20).

5. The slewing bearing assembly detection device according to claim 1, wherein support rods (22) are fixedly arranged on the left side and the right side of the lower surface of the assembly table (2), and universal balls (23) arranged in a rolling mode with the upper surface of the base (1) are fixedly arranged at the lower ends of the support rods (22).

6. The slewing bearing assembly detection device according to claim 1, wherein the detection end of the digital dial indicator (3) is arranged right above a gap between the outer ring (4) and the inner ring (5).

7. Slewing bearing fit detection device according to claim 2, characterised in that the rack (11) is moved a distance of 180 ° of rotation of the first gear wheel (12).

8. Slewing bearing assembly detection device according to claim 3, wherein the inner ring (5) is provided with teeth on its inner wall, and the second gear (19) is arranged in engagement with the inner ring (5) by means of the teeth.

9. The slewing bearing assembly detection device according to claim 2, wherein an auxiliary slide block (24) is fixedly arranged on the lower side of the rack (11), and the lower side of the auxiliary slide block (24) is arranged on the upper surface of the base (1) in a sliding mode.