CN211841617U

CN211841617U - Elastic coupling's maintenance anchor clamps

Info

Publication number: CN211841617U
Application number: CN201922371531.2U
Authority: CN
Inventors: 方建宏; 马传启; 何庆麟; 姜伟业
Original assignee: Xiangyang Double Iron Industry Co ltd
Current assignee: Xiangyang Double Iron Industry Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-11-03
Anticipated expiration: 2029-12-25

Abstract

The utility model provides an elastic coupling's maintenance anchor clamps, includes retainer plate (1), fixed subassembly (2) and rotating assembly (3), the retainer plate (1) inner chamber is equipped with the step hole, elastic coupling is located the step hole of retainer plate (1) to through a plurality of fixed subassemblies (2) and retainer plate (1) fixed connection, rotating assembly (3) are connected with retainer plate (1), and it is rotatory to drive retainer plate (1) and elastic coupling when rotating assembly (3) are rotatory. The elastic coupling inspection fixture has the advantages that 360-degree rotation inspection of the elastic coupling is achieved through the rotating assembly, the workpiece is convenient to fix and detach through the fixing assembly, the inspection fixture is simple in structure, ingenious in design and labor-saving in operation, and the elastic coupling inspection fixture is particularly suitable for inspection and inspection of the elastic coupling of an internal combustion locomotive.

Description

Elastic coupling's maintenance anchor clamps

Technical Field

The utility model relates to an overhaul anchor clamps, in particular to diesel locomotive's elastic coupling's overhaul anchor clamps belongs to diesel locomotive technical field.

Background

The elastic coupling of the diesel locomotive is a very important component for connecting the crankshaft output end of the diesel generator set and the rotor of the main generator to carry out power output. The elastic coupling bears and transmits torque and plays important roles of buffering, shock absorption and the like. The elastic coupling needs to be disassembled and maintained regularly, but the elastic coupling is large and heavy in size, is difficult to disassemble and assemble manually, needs to be turned over during maintenance, and cannot meet the requirements of the existing clamp.

Utility model patent "high elasticity shaft coupling radial stiffness testing arrangement", application day: 2011.05.06, authorization notice number: CN202057560U discloses a high-elasticity coupling radial rigidity testing device for a ship propulsion transmission system, which comprises two fixed end clamps and a positioning and fixing component, wherein the two fixed end clamps are symmetrically arranged; the two fixed end clamps are symmetrically arranged and are respectively used for fixing one end of a tested high-elasticity coupler; the positioning fixing assembly comprises a positioning piece, two conversion discs, two clamping plates and an excitation plate, and has the advantages of convenience and simplicity in operation, improvement of working efficiency, guarantee of no bending deformation during radial loading of the measured height elastic coupling and the like. However, the above patents still have significant disadvantages: firstly, the testing device is of a fixed structure, and the elastic coupling cannot move or rotate, so that the testing device is inconvenient to overhaul; secondly, the elastic coupling is connected with the testing device through bolts, key slots, connecting plates and the like at multiple positions, so that the connection is complex and the arrangement and the disassembly are inconvenient; thirdly, the testing device has a complex structure and high cost, and is not suitable for mechanical maintenance of the elastic coupling.

Disclosure of Invention

The utility model aims at providing an overhaul anchor clamps that is used for diesel locomotive's elastic coupling core dish realizes overhauing the 360 degrees rotations of elastic coupling through rotatory subassembly to and through the fixed subassembly setting of spring structure, make things convenient for the fixed of work piece and dismantle, overhaul anchor clamps simple structure, design benefit, operation laborsaving, the use is overhauld in the detection of diesel locomotive elastic coupling to specially adapted.

The utility model discloses a technical scheme who solves technical problem and adopt is: the utility model provides an inspection anchor clamps of elastic coupling, the inspection anchor clamps include retainer plate, fixed subassembly and rotating assembly, the retainer plate inner chamber is equipped with the step hole, elastic coupling is located the step hole of retainer plate to through a plurality of fixed subassemblies and retainer plate fixed connection, rotating assembly is connected with the retainer plate, and rotating assembly drives the retainer plate and the rotation of elastic coupling when rotatory.

The utility model provides an inspection anchor clamps of elastic coupling, every group fixed subassembly includes pressure head and compresses tightly the portion, the pressure head compresses tightly on the elastic coupling surface through compressing tightly the portion, rotating assembly includes clamping part and drive division, clamping part and retainer plate fixed connection, when the drive division rotates, it is rotatory to drive clamping part and elastic coupling.

The utility model provides an inspection anchor clamps of elastic coupling, the portion that compresses tightly includes spring and locking bolt, be equipped with the screw on the retainer plate, locking bolt one end fixed connection pressure head, the other end is worn out from the screw of retainer plate to be connected with the retainer plate through lower part nut locking, the spring cup joints on locking bolt to the pressure head is connected at the top, the retainer plate is connected to the bottom.

The driving part comprises a hydraulic motor, a driving wheel, a driven wheel and a first connecting shaft, the driving wheel is connected to an output shaft of the hydraulic motor, the driving wheel is meshed with the driven wheel, the driven wheel is connected to the first connecting shaft, and one end of the first connecting shaft is fixedly connected with the clamping part.

The utility model provides an inspection anchor clamps of elastic coupling, the drive division includes second connecting axle, worm wheel, worm and runner, the one end fixed connection clamping part of second connecting axle, the worm wheel is connected to the other end, the worm wheel meshes with the worm mutually, the runner is connected to the one end of worm.

The utility model provides an inspection anchor clamps of elastic coupling, clamping part is one end open-ended U type structure, and its upper plate and hypoplastron correspond and are equipped with the screw, the retainer plate inlays in clamping part inside to through the bolt and the clamping part fixed connection that pass upper plate and hypoplastron.

The utility model provides an inspection anchor clamps of elastic coupling, fixed subassembly still includes spacing post, spacing post fixed connection just is close to the position of pressure head at the upper surface of retainer plate.

The maintenance clamp for the elastic shaft coupling is characterized in that the fixing components are 3-4 groups and are uniformly distributed in the radial direction.

An elastic coupling overhauling clamp is used for an elastic coupling of a diesel locomotive.

Compared with the prior art, the utility model has the advantages of be:

1. the rotating assembly is arranged, so that the elastic coupling can rotate on a vertical plane 360, the detection and maintenance of the elastic coupling are convenient, the hydraulic motor driven rotating assembly is convenient and labor-saving to operate, and the control is accurate; the worm and gear structure has low cost and is a labor-saving device, and the worm and gear structure is suitable for overhauling and operating the heavy elastic coupling.

2. Adopt the fixed subassembly of spring structure, utilize the reset action of spring to loosen the pressure head during dismantlement, effectively alleviate operation intensity of labour to when the pressure head of spring jack-up was appropriately outward revolved, just in time constitute the side direction restriction to elastic coupling, be convenient for the accuracy with the vertical taking out of elastic coupling.

3. The whole device has simple structure and ingenious design, well meets the maintenance requirement of the elastic coupling of the diesel locomotive, and has low cost and remarkable economic benefit.

Practice proves, the utility model provides an overhaul anchor clamps and be applied to diesel locomotive's elastic coupling's maintenance back, work efficiency improves more than 70%, and the cost of labor saves 50%, has good economic benefits.

Drawings

Fig. 1 shows a first embodiment of an inspection jig for an elastic coupling of a diesel locomotive according to the present invention.

Fig. 2 shows a second embodiment of the maintenance jig for the elastic coupling of the diesel locomotive according to the present invention.

In the figure, a fixed ring 1, a fixed component 2, a pressure head 21, a spring 22, a locking bolt 23, a limiting column 24, a rotating component 3, a clamping part 31, a hydraulic motor 32, a driving wheel 33, a driven wheel 34, a first connecting shaft 35, a second connecting shaft 36, a worm wheel 37, a worm 38 and a rotating wheel 39.

Detailed Description

Referring to fig. 1, the utility model provides an elastic coupling's maintenance anchor clamps, including retainer plate 1, fixed subassembly 2, rotating assembly 3. Wherein, the inner cavity of the fixed ring 1 is provided with a step hole, and the elastic coupling is placed on the step hole of the fixed ring 1 and is fixedly connected with the fixed ring 1 through a plurality of fixing components 2. The fixing component 2 comprises a pressure head 21 and a pressing part, wherein the pressure head 21 is pressed on the surface of the elastic coupling through the pressing part, and the elastic coupling is overhauled and fixed. Rotating assembly 3 is connected with retainer plate 1, and rotating assembly 3 drives retainer plate 1 and elastic coupling rotation when rotatory, realizes the upset maintenance to elastic coupling. The rotating assembly 3 comprises a clamping portion 31 and a driving portion, the clamping portion 31 is fixedly connected with the fixing ring 1, and when the driving portion rotates, the clamping portion 31 and the elastic coupling are driven to rotate.

Further, the utility model provides an elastic coupling's maintenance anchor clamps compresses tightly the portion and includes spring 22 and locking bolt 23, be equipped with the screw on the retainer plate 1, locking bolt 23 one end fixed connection pressure head 21, the other end is worn out from the screw of retainer plate 1 to be connected with retainer plate 1 through lower part nut locking, spring 22 cup joints on locking bolt 23 to pressure head 21, bottom connection retainer plate 1 are connected to spring 22's top.

When the elastic coupling is overhauled and fixed, the elastic coupling is hoisted and placed on a step hole of an inner cavity of the fixing ring 1, the pressure head 21 is rotated to be pressed on the top surface of the elastic coupling, then the locking bolt 23 is screwed, the pressure head 21 is enabled to be tightly pressed on the elastic coupling, and the spring 22 is enabled to be in a compression state, so that the elastic coupling is fixed for overhauling. When the maintenance is finished and the disassembly is required, firstly, the locking bolt is loosened, the pressure head 21 is jacked up under the reset action of the spring 22, and the elastic coupling is loosened; and then the pressure head is rotated to the outside of the periphery of the elastic coupling, and the side surface of the pressure head is close to the outer edge of the elastic coupling, so that a plurality of groups of pressure heads form the circumferential constraint on the elastic coupling, the stable operation of lifting and removing the elastic coupling is facilitated, and the working efficiency is improved.

Referring to fig. 1, in a first embodiment of the maintenance jig for an elastic coupling according to the present invention, the driving portion is an electric device. Specifically, the driving portion includes a hydraulic motor 32, a driving wheel 33, a driven wheel 34, and a first connecting shaft 35, the driving wheel 33 is connected to an output shaft of the hydraulic motor 32, the driving wheel 33 is engaged with the driven wheel 34, the driven wheel 34 is connected to the first connecting shaft 35, and one end of the first connecting shaft 35 is fixedly connected to the clamping portion 31. The hydraulic motor has three working conditions of forward rotation, reverse rotation and stopping, and during forward rotation and reverse rotation, the driving wheel 33, the driven wheel 34 and the clamping part 31 are sequentially driven to rotate, and the fixed ring 1 and the elastic coupling are further driven to rotate, so that 360-degree all-directional turnover of the elastic coupling in a vertical plane is realized; when the hydraulic motor stops working, the position of the elastic coupling is fixed, and the maintenance is convenient. The forward rotation, the reverse rotation and the stop working condition of the hydraulic motor of the electric device are convenient to switch, the maintenance requirements are comprehensively adapted, and the operation is convenient and labor-saving.

Referring to fig. 2, the driving part of the second embodiment of the maintenance jig for the elastic coupling of the present invention is a manual operating device. Specifically, the driving part comprises a second connecting shaft 36, a worm wheel 37, a worm 38 and a rotating wheel 39, one end of the second connecting shaft 36 is fixedly connected with the clamping part 31, the other end of the second connecting shaft is connected with the worm wheel 37, the worm wheel 37 is meshed with the worm 38, and one end of the worm 38 is connected with the rotating wheel 39. In use, the rotating wheel 39 is rotated to drive the worm 38, the worm wheel 37 and the clamping portion 31 to rotate in turn, and further drive the fixing ring 1 and the elastic coupling to rotate. The worm and gear can rotate forwards and backwards to realize 360-degree all-directional turnover of the elastic coupling in a vertical plane; when the rotating wheel stops rotating, the position of the elastic coupling is kept fixed through the self-locking effect of the worm and gear structure, and the maintenance is convenient. The manual device can also be comprehensively suitable for maintenance working conditions, is simple to operate and has low cost.

Further preferably, the utility model provides an elastic coupling's maintenance anchor clamps, clamping part 31 are one end open-ended U type structure, and its upper plate and hypoplastron correspondence are equipped with the screw, retainer plate 1 inlays inside clamping part 31 to through the bolt and the clamping part 31 fixed connection who passes upper plate and hypoplastron. The clamping part has simple structure and reliable fixation.

Further preferably, the utility model provides an elastic coupling's maintenance anchor clamps, fixed subassembly 2 still include spacing post 24, spacing post 24 fixed connection just is close to the position of pressure head 21 at the upper surface of retainer plate 1. When the pressure head 21 is rotated, the limiting column 24 is used for limiting the pressure head 21.

For an easy and effective fastening of the elastic coupling, it is further preferred that the fastening elements 2 are in groups 3-4 and are evenly distributed in the radial direction.

The utility model provides an elastic coupling's maintenance anchor clamps, the maintenance of the elastic coupling of specially adapted bulky, big quality, including diesel locomotive's elastic coupling. The device has the advantages of simple structure and ingenious design, well meets the maintenance requirement of the elastic coupling of the diesel locomotive, and has low cost and remarkable economic benefit. Practice proves, the utility model provides an overhaul anchor clamps and be applied to diesel locomotive's elastic coupling's maintenance back, work efficiency improves more than 70%, and the cost of labor saves 50%, has good economic benefits.

Claims

1. The utility model provides an elastic coupling's maintenance anchor clamps which characterized in that: the maintenance fixture comprises a fixing ring (1), a fixing component (2) and a rotating component (3), wherein a step hole is formed in the inner cavity of the fixing ring (1), the elastic coupling is located on the step hole of the fixing ring (1) and fixedly connected with the fixing ring (1) through the fixing components (2), the rotating component (3) is connected with the fixing ring (1), and the rotating component (3) drives the fixing ring (1) and the elastic coupling to rotate when rotating.

2. An inspection jig for an elastic shaft coupling according to claim 1, characterized in that: each group of fixing components (2) comprises a pressing head (21) and a pressing part, the pressing head (21) is pressed on the surface of the elastic coupling through the pressing part, the rotating component (3) comprises a clamping part (31) and a driving part, the clamping part (31) is fixedly connected with the fixing ring (1), and the driving part drives the clamping part (31) and the elastic coupling to rotate when rotating.

3. An inspection jig for an elastic shaft coupling according to claim 2, characterized in that: the clamping part comprises a spring (22) and a locking bolt (23), a screw hole is formed in the fixing ring (1), one end of the locking bolt (23) is fixedly connected with the pressure head (21), the other end of the locking bolt penetrates out of the screw hole in the fixing ring (1), the locking bolt is connected with the fixing ring (1) through a lower nut in a locking mode, the spring (22) is sleeved on the locking bolt (23), and the pressure head (21) and the fixing ring (1) are connected to the top and the bottom.

4. An inspection jig for an elastic shaft coupling according to claim 2 or 3, characterized in that: the driving part comprises a hydraulic motor (32), a driving wheel (33), a driven wheel (34) and a first connecting shaft (35), the driving wheel (33) is connected to an output shaft of the hydraulic motor (32), the driving wheel (33) is meshed with the driven wheel (34), the driven wheel (34) is connected to the first connecting shaft (35), and one end of the first connecting shaft (35) is fixedly connected with the clamping part (31).

5. An inspection jig for an elastic shaft coupling according to claim 2 or 3, characterized in that: the drive division includes second connecting axle (36), worm wheel (37), worm (38) and runner (39), one end fixed connection clamping part (31) of second connecting axle (36), worm wheel (37) are connected to the other end, worm wheel (37) mesh mutually with worm (38), runner (39) are connected to the one end of worm (38).

6. An inspection jig for an elastic shaft coupling according to claim 2, characterized in that: clamping part (31) is the U type structure of one end open-ended, and its upper plate and hypoplastron correspond and are equipped with the screw, retainer plate (1) inlays in clamping part (31) inside to through the bolt and the clamping part (31) fixed connection that pass upper plate and hypoplastron.

7. An inspection jig for an elastic shaft coupling according to claim 1, characterized in that: fixed subassembly (2) still include spacing post (24), spacing post (24) fixed connection just is close to the position of pressure head (21) at the upper surface of retainer plate (1).

8. An inspection jig for an elastic shaft coupling according to claim 1, characterized in that: the fixing assemblies (2) are 3-4 groups and are uniformly distributed along the radial direction.

9. An inspection jig for an elastic shaft coupling according to claim 1, characterized in that: the elastic coupling is an elastic coupling of a diesel locomotive.