CN210585550U

CN210585550U - Motor rotor bearing position spraying prosthetic devices

Info

Publication number: CN210585550U
Application number: CN201921531319.1U
Authority: CN
Inventors: 张成明
Original assignee: Nanping Hongyuan Mechanical Spraying Co Ltd
Current assignee: Nanping Hongyuan Mechanical Spraying Co Ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-05-22
Anticipated expiration: 2029-09-16

Abstract

The utility model discloses a technical field is restoreed in spraying a motor rotor bearing position spraying prosthetic devices, including base, electric arc spraying equipment and grinding device, there is the fixture of two sets of symmetries through telescopic equipment sliding connection on the base, fixture include with base sliding connection's slider, the rigid coupling has the riser on the slider, has seted up the through-hole on the riser, two opposite lateral walls of riser are provided with detection mechanism and three-jaw chuck respectively, three-jaw chuck and through-hole are coaxial, detection mechanism passes through the external diameter that the centre gripping bearing is used for detecting motor rotor. The utility model can rotate and clamp the motor rotors with different external diameters, which is beneficial to clamping the motor rotors with different lengths; the motor rotor ground after spraying can be quickly inserted into the bearing in a trial mode, disassembly is not needed, and working efficiency is improved.

Description

Motor rotor bearing position spraying prosthetic devices

Technical Field

The utility model relates to a spraying repair technical field specifically is a motor rotor bearing position spraying prosthetic devices.

Background

The amorphous high-hardness wear-resistant coating of the stainless steel has much higher wear resistance and corrosion resistance than crystalline alloy with similar components, and can be used for preparing amorphous high-performance coatings on the surfaces of parts needing high wear resistance and corrosion resistance, such as metallurgy, petrifaction, energy power, mechanical manufacturing and the like.

The preparation of the amorphous coating by thermal spraying is a new field widely researched in material science in recent years, and the large-area and effective large-thickness amorphous alloy coating can be obtained by the thermal spraying process, so that the wear resistance and corrosion resistance of the material are effectively improved.

The bearing position of the motor rotor is easy to wear, corrode and the like in the using process, so that the clearance between the bearing position and the bearing is increased, and the amplitude of the shake of the motor rotor in the rotating process is increased due to the increase of the clearance, so that equipment for repairing the bearing position of the large motor rotor is needed.

Based on this, the utility model designs an electromotor rotor bearing position spraying prosthetic devices to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor rotor bearing position spraying prosthetic devices to the problem of the equipment of carrying out the restoration to large-scale motor rotor bearing position of needs that proposes in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a spraying repair device for a bearing position of a motor rotor comprises a base, and electric arc spraying equipment and grinding equipment which are arranged on the base, wherein two groups of symmetrical clamping mechanisms are connected to the base in a sliding mode through telescopic equipment, and are used for clamping two ends of the motor rotor; the fixture include with base sliding connection's slider, the rigid coupling has the riser on the slider, the through-hole has been seted up on the riser, two opposite lateral walls of riser are provided with detection mechanism and three-jaw chuck respectively, and three-jaw chuck and through-hole are coaxial, three-jaw chuck passes through the drive mechanism drive rotation, detection mechanism passes through centre gripping bearing and is used for detecting the external diameter of motor rotor.

Preferably, the base is slidably connected with a supporting mechanism, the supporting mechanism comprises a linear motor and an X-shaped scissor fork, the linear motor is connected with a V-shaped supporting block through the X-shaped scissor fork, and the central line of the V-shaped supporting block and the axis of the through hole are on the same plane.

Preferably, the linear motor is fixedly connected with a slide rail, and the V-shaped supporting block slides linearly on the slide rail.

Preferably, a V-shaped cover attached to or separated from a V-shaped groove in the V-shaped supporting block is hinged to the V-shaped supporting block.

Preferably, a mounting groove is formed in a V-shaped groove of the V-shaped supporting block, a lifting device is arranged in the mounting groove, and the grinding device is driven by the lifting device to retract into the mounting groove or stretch out of the V-shaped supporting block.

Preferably, detection mechanism includes and still includes screw rod and power equipment with two sets of side V type pieces that the through-hole axis slides as central symmetry on the riser, the screw rod rotates under the power equipment drive and drives two sets of side V type pieces simultaneously and to the same phase or the slip that leaves.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model can rotate and clamp the motor rotors with different external diameters by two sets of symmetrical and coaxial three-jaw chucks, and simultaneously, the two sets of three-jaw chucks can be close to or far away from each other to be beneficial to clamping the motor rotors with different lengths; a layer of stainless steel amorphous high-hardness wear-resistant coating is sprayed on the surface of a bearing position by using electric arc spraying equipment, the outer diameter is ground to a set value by using grinding equipment to realize repair, the bearing matched with the bearing position of the motor rotor is clamped between two groups of side V-shaped blocks, the motor rotor ground after spraying can be quickly inserted into the bearing in a trial mode, disassembly is not needed, and the working efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the clamping mechanism of the present invention;

FIG. 3 is a schematic view of the detecting mechanism of the present invention;

FIG. 4 is a schematic view of the supporting mechanism of the present invention;

FIG. 5 is a schematic view of the V-shaped support block and the V-shaped cover of the present invention;

fig. 6 is a schematic diagram of the internal components of the V-shaped groove on the V-shaped supporting block of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a base; 2. a telescopic device; 3. a clamping mechanism; 31. a slider; 32. a vertical plate; 321. a through hole; 33. a transmission mechanism; 34. a detection mechanism; 341. a lateral V-shaped block; 342. a screw; 343. a power plant; 35. a three-jaw chuck; 4. a support mechanism; 41. a linear motor; 42. a slide rail; 43. an X-shaped scissor fork; 44. a V-shaped supporting block; 441. a V-shaped cover; 442. mounting grooves; 443. a lifting device; 444. a grinding device; 5. an electric arc spraying device.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

A spraying repair device for a bearing position of a motor rotor comprises a base 1, and an electric arc spraying device 5 and a grinding device 444 which are arranged on the base 1, wherein two groups of symmetrical clamping mechanisms 3 are connected to the base 1 in a sliding mode through a telescopic device 2, and the clamping mechanisms 3 are used for clamping two ends of the motor rotor; the clamping mechanism 3 comprises a sliding block 31 connected with the base 1 in a sliding mode, a vertical plate 32 is fixedly connected to the sliding block 31, a through hole 321 is formed in the vertical plate 32, two opposite side walls of the vertical plate 32 are respectively provided with a detection mechanism 34 and a three-jaw chuck 35, the three-jaw chuck 35 and the through hole 321 are coaxial, the three-jaw chuck 35 is driven to rotate through a transmission mechanism 33, and the detection mechanism 34 is used for detecting the outer diameter of a motor rotor through a clamping bearing.

Further, the base 1 is slidably connected with a supporting mechanism 4, the supporting mechanism 4 comprises a linear motor 41 and an X-shaped scissor fork 43, the linear motor 41 is connected with a V-shaped supporting block 44 through the X-shaped scissor fork 43, the central line of the V-shaped supporting block 44 and the axis of the through hole 321 are on the same plane, when the group of three-jaw chucks 35 are separated from clamping the motor rotor, the V-shaped supporting block 44 is lifted and abutted to the motor rotor, and the phenomenon that the group of three-jaw chucks 35 clamp the motor rotor and the motor rotor is deformed due to overlong and heavy motor rotor is avoided.

Further, a slide rail 42 is fixedly connected to the linear motor 41, the V-shaped support block 44 slides linearly on the slide rail 42, and the slide rail 42 guides the lifting of the V-shaped support block 44, so as to prevent the center line of the V-shaped support block 44 and the axis of the motor rotor from being different in the same plane in the extension process of the X-shaped scissor fork 43.

Further, a V-shaped cover 441 attached to or detached from a V-shaped groove in the V-shaped supporting block 44 is hinged to the V-shaped supporting block 44, and when the V-shaped cover 441 is attached to the V-shaped groove in the V-shaped supporting block 44, spraying liquid is prevented from being stuck to the V-shaped groove in the V-shaped supporting block 44 and the surface of the guide rail of the base 1 in the spraying process.

Further, a mounting groove 442 is formed in the V-shaped groove of the V-shaped support block 44, a lifting device 443 is disposed in the mounting groove 442, and the grinding device 444 is driven by the lifting device 443 to retract into the mounting groove 442 or extend out of the V-shaped support block 44.

Further, the detection mechanism 34 includes two sets of side V-shaped blocks 341 that slide symmetrically on the vertical plate 32 with the axis of the through hole 321 as the center, and further includes a screw 342 and a power device 343, the screw 342 is driven by the power device 343 to rotate to drive the two sets of side V-shaped blocks 341 to slide towards or away from each other at the same time, which is beneficial to aligning the clamped bearing axis with the motor rotor axis.

The utility model discloses an embodiment:

the 1600KW motor rotor bearing position is to be repaired, and the volume is larger.

The telescopic device 2 is pushed by a hydraulic cylinder telescopic rod, and the linear motor 41 is CFX17M, the three-jaw chuck 35, the X-shaped scissor fork 43, the lifting device 443 is an electric push rod, the grinding device 444 and the electric arc spraying device 5 are all the prior art.

The motor rotor is hoisted by an external crane, the two groups of telescopic devices 2 can change the distance between the two groups of three-jaw chucks 35, so that two ends of the motor rotor are respectively inserted into the two groups of three-jaw chucks 35, then the two groups of three-jaw chucks 35 clamp the motor rotor tightly, the axis of the motor rotor is aligned with the axis of the through hole 321, the transmission mechanism 33 can drive the three-jaw chucks 35 to rotate, the rotating motor rotor is beneficial to the electric arc spraying device 5 to coat a uniform coating, the coating of the electric arc spraying device 5 adopts a stainless steel amorphous high-hardness wear-resistant coating, and the outer diameter of a bearing position of the motor is enlarged;

the V-shaped cover 441 is moved to a spraying position through the linear motor 41, the X-shaped scissor fork 43 extends to drive the V-shaped supporting block 44 to be close to the motor rotor and keep a gap, at the moment, the V-shaped cover 441 is attached to the V-shaped groove of the V-shaped supporting block, so that the situation that paint is attached to the surface of the V-shaped groove of the V-shaped supporting block 44 and a sliding rail of the base 1 in the spraying process of the electric arc spraying equipment 5 is avoided, the two surfaces of the V-shaped groove of the V-shaped supporting block 44 are not provided with the paint which is uniformly stressed when the paint is abutted to the motor rotor, the situation that the motor rotor is supported by one group of three-jaw chucks 35 when the other group of three-jaw chucks 35 clamps the motor rotor and loosens the motor rotor is avoided, the situation that the motor.

After the coating is cooled and solidified, the V-shaped cover 441 of the V-shaped groove in the V-shaped supporting block 44 is opened, the lifting device 443 drives the grinding device 444 to extend the mounting groove 442, so that the grinding device 444 is abutted to the surface of the coating at the bearing position of the motor rotor, the grinding device 444 is started to grind the coating at the bearing position of the motor rotor, the linear motor 41 can drive the grinding device 444 to move along the axial direction of the motor rotor, the outer diameter of the bearing position of the ground motor rotor can be detected by an external tool, errors can exist due to the tool itself or the operation of a user, the phenomenon that the motor rotor is not matched with the bearing can exist, and the outer diameter of the.

The lifting device 443 drives the grinding device 444 to retract into the mounting groove 442 of the V-shaped support block 44, then the X-shaped scissor fork 43 continues to extend to drive two side walls of the V-shaped groove of the V-shaped support block 44 to abut against the motor rotor, and the V-shaped support block 44 is guided by the slide rail 42 to lift to ensure that the axis of the V-shaped support block 44 and the axis of the motor rotor are in the same plane.

The bearing is placed between the V-shaped surfaces of the two groups of side V-shaped blocks 341 close to each other, the two groups of side V-shaped blocks 341 are centrosymmetric by taking the axis of the through hole 321 of the vertical plate 32 as a center, the power equipment 343 adopts a speed reducing motor, the left part and the right part of the screw 342 are respectively provided with a left-handed thread and a right-handed thread, the left part of the screw 342 is in left-handed threaded connection with the group of side V-shaped blocks 341, the right part of the screw 342 is in right-handed threaded connection with the other group of side V-shaped blocks 341, the power equipment 343 drives the screw 342 to rotate, the screw 342 rotates to drive the two groups of side V-shaped blocks.

Then, the butting of the three-jaw chuck 35 and the motor rotor is loosened, the telescopic equipment 2 of the other three-jaw chuck 35 and the motor rotor clamping unit drives the corresponding sliding block 31 to move, and the sliding block 31 drives the motor rotor to move along the axial direction through the vertical plate 32 and the three-jaw chuck 35, so that the matching of the bearing position of the motor rotor and the bearing is verified and repaired.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A motor rotor bearing position spraying prosthetic devices, includes base (1) and sets up electric arc spraying equipment (5) and grinding device (444) on base (1), its characterized in that: the base (1) is connected with two groups of symmetrical clamping mechanisms (3) on the base (1) through telescopic equipment (2) in a sliding mode, and the clamping mechanisms (3) are used for clamping two ends of a motor rotor; fixture (3) include with base (1) sliding connection's slider (31), the rigid coupling has riser (32) on slider (31), through-hole (321) have been seted up on riser (32), two opposite lateral walls of riser (32) are provided with detection mechanism (34) and three-jaw chuck (35) respectively, and three-jaw chuck (35) and through-hole (321) are coaxial, three-jaw chuck (35) are rotatory through drive mechanism (33) drive, detection mechanism (34) are used for detecting the external diameter of motor rotor through centre gripping bearing.

2. The device for spray repairing of bearing position of motor rotor according to claim 1, wherein: the supporting mechanism (4) is connected to the base (1) in a sliding mode, the supporting mechanism (4) comprises a linear motor (41) and an X-shaped scissor fork frame (43), the linear motor (41) is connected with a V-shaped supporting block (44) through the X-shaped scissor fork frame (43), and the center line of the V-shaped supporting block (44) and the axis of the through hole (321) are on the same plane.

3. The device for spray repairing of bearing position of motor rotor according to claim 2, wherein: the linear motor (41) is fixedly connected with a sliding rail (42), and the V-shaped supporting block (44) slides linearly on the sliding rail (42).

4. The device for spray repairing of bearing position of motor rotor according to claim 2, wherein: and a V-shaped cover (441) which is attached to or separated from a V-shaped groove on the V-shaped supporting block (44) is hinged on the V-shaped supporting block (44).

5. The device for spray repairing of bearing position of motor rotor according to claim 2, wherein: an installation groove (442) is formed in a V-shaped groove of the V-shaped supporting block (44), a lifting device (443) is arranged in the installation groove (442), and the grinding device (444) is driven by the lifting device (443) to retract into the installation groove (442) or extend out of the V-shaped supporting block (44).

6. The device for spray repairing of bearing position of motor rotor according to claim 1, wherein: the detection mechanism (34) comprises two groups of side V-shaped blocks (341) which symmetrically slide on the vertical plate (32) by taking the axis of the through hole (321) as the center, and further comprises a screw rod (342) and power equipment (343), wherein the screw rod (342) is driven by the power equipment (343) to rotate to drive the two groups of side V-shaped blocks (341) to simultaneously slide in the opposite directions or in the opposite directions.