Shaft curved surface repairing device

Abstract

The utility model relates to the technical field of shaft repairing devices, and discloses a shaft curved surface repairing device which comprises a base, a supporting column fixedly installed at the bottom of the base, a fixing mechanism arranged at the top of the base, installation vertical plates fixedly installed on the left side and the right side of the base, and top plates fixedly installed on the inner sides of the installation vertical plates. A repairing mechanism is arranged at the bottom of the top plate, a limiting rod is fixedly mounted on the inner side of the mounting vertical plate, a moving seat and a mounting box synchronously move inwards through a first motor, the other end of a shaft is fixed through a fixing screw, fixing is more stable, and shafts of various sizes can be fixed through the device through a clamping block and the fixing screw; the turning tool moves on the surface of the shaft, redundant parts outside the shaft are removed, the overall size of the shaft is guaranteed, water is sprayed to the cutting position of the turning tool through the annular spray head, heat during cutting is reduced, meanwhile, chippings generated during cutting are washed away, and the curved surface of the shaft is smoother.

Description

Technical Field

[0001] The utility model relates to the technical field of shaft repair devices, in particular to a shaft curved surface repair device. Background Art

[0002] Bearings are an important component in modern mechanical equipment. Their main function is to support mechanical rotating bodies, reduce the friction coefficient during their movement, and ensure their rotation accuracy. Welding can be used to repair bearings to reduce the cost of use, but after welding, the surface of the shaft is no longer smooth.

[0003] In the prior art, if a large and easily deformed main shaft is replaced with a new one, the cost is too high, so welding repair is chosen to reduce the cost. The shaft is fixed and heated so that the part to be repaired adheres to the repair material, and then welded together with welding agent to complete the repair. However, the surface of the shaft repaired in this way is not smooth, which affects the use of the shaft. Therefore, it is necessary to improve a curved surface repair device for the shaft to solve the above problem. Utility Model Content

[0004] The purpose of the present utility model is to provide a device for repairing the curved surface of a shaft to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a curved surface repair device for an axis, comprising a base, a support column fixedly installed at the bottom of the base, a fixing mechanism provided at the top of the base, mounting vertical plates fixedly installed on the left and right sides of the base, a top plate fixedly installed on the inner side of the mounting vertical plates, a repair mechanism provided at the bottom of the top plate, and a limiting rod fixedly installed on the inner side of the mounting vertical plates.

[0006] The fixing mechanism includes a first fixing component and a second fixing component, wherein the first fixing component is arranged inside the base, and the second fixing component is arranged on the top of the base.

[0007] Preferably, the first fixing component includes motor 1, which is fixedly installed inside the base, and a bidirectional threaded rod is fixedly installed on the output end of motor 1, and a movable seat is installed on the external thread of the bidirectional threaded rod, and a sleeve is rotatably installed on the left side of the movable seat, and a fixing screw is installed on the internal thread of the sleeve, and a mounting box is installed on the external thread of the bidirectional threaded rod, and motor 2 is fixedly installed inside the mounting box, and a turntable is fixedly installed on the output end of motor 2, which drives the bidirectional threaded rod to rotate through motor 1.

[0008] Preferably, the bidirectional threaded rod is rotatably installed inside the base, the moving seat is slidably installed inside the base, the number of fixing screws is three, the installation box body is slidably installed inside the base, and the turntable is rotatably installed inside the installation box body. By rotating the bidirectional threaded rod, the moving seat and the installation box body move inward synchronously.

[0009] Preferably, the second fixing component includes a left fixing disk, the left fixing disk is fixedly installed on the right side of the turntable, a fixing sleeve is fixedly installed on the right side of the left fixing disk, a rotating sleeve is rotatably installed on the right side of the fixing sleeve, a right fixing disk is fixedly installed on the right side of the rotating sleeve, a clamping block is slidably installed inside the fixing sleeve, a sliding column is fixedly installed inside the clamping block, and a pin locking element is arranged outside the rotating sleeve. The rotating sleeve is fixed to the fixing sleeve through the pin locking element.

[0010] Preferably, the number of the clamping blocks and the sliding columns is five each. An arc-shaped sliding groove is formed inside the rotating sleeve, and the sliding columns are slidably installed in the arc-shaped sliding groove formed in the rotating sleeve. A toothed block is arranged outside the fixing sleeve. The shaft is clamped by the clamping blocks.

[0011] Preferably, the repair mechanism includes a third motor, the third motor is fixedly installed at the bottom of the top plate, a threaded rod is fixedly installed at the output end of the third motor, a moving block is threadedly installed on the outside of the threaded rod, an electric telescopic rod is fixedly installed at the bottom of the moving block, a turning tool is fixedly installed at the telescopic end of the electric telescopic rod, an annular spray head is fixedly installed on the outside of the extending rod of the electric telescopic rod, a water tank is fixedly installed at the top of the top plate, and a water pump is fixedly installed at the top of the top plate. The third motor drives the threaded rod to rotate.

[0012] Preferably, the moving block is slidably installed on the outside of the limiting rod. The number of the limiting rods is two. The water tank and the water pump are connected by a pipeline, and the water pump and the annular spray head are connected by a pipeline. The water in the water tank is conveyed to the annular spray head through the water pump.

[0013] Compared with the prior art, the present utility model provides a shaft surface repair device, which has the following beneficial effects:

[0014] 1. For this shaft surface repair device, by driving the bidirectional threaded rod to rotate through the first motor, the moving seat and the installation box body move inward synchronously, so that the other end of the shaft extends into the sleeve, and the other end of the shaft is fixed by the fixing screw, making the fixing more stable. The device can fix shafts of various sizes through the clamping blocks and the fixing screws, improving the versatility of the device.

[0015] 2. The surface repair device of the shaft removes the excess part outside the shaft by setting a turning tool to move on the surface of the shaft, ensuring the overall size of the shaft. Water in the water tank is sent into the annular nozzle through a water pump to spray water on the cutting part of the turning tool, reducing the heat during cutting and flushing away the chips generated by cutting, making the surface of the shaft smoother. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings:

[0017] Figure 1 is a schematic diagram of the external structure of the present invention;

[0018] Figure 2 is a schematic diagram of the front sectional external structure of the present invention;

[0019] Figure 3 is a schematic diagram of the external structure of the first fixing component of the present invention;

[0020] Figure 4 is a schematic diagram of the external structure of the second fixing component of the present invention;

[0021] Figure 5 is a schematic diagram of the external structure of the repair mechanism of the present invention.

[0022] In the figure: 1, base; 2, support column; 3, fixing mechanism; 4, installation vertical plate; 5, top plate; 6, repair mechanism; 7, limit rod; 31, first fixing component; 32, second fixing component; 311, motor one; 312, bidirectional threaded rod; 313, moving seat; 314, sleeve; 315, fixing screw; 316, installation box body; 317, motor two; 318, turntable; 321, left fixing plate; 322, fixing sleeve; 323, rotating sleeve; 324, right fixing plate; 325, clamping block; 326, sliding column; 327, pin locking element; 61, motor three; 62, threaded rod; 63, moving block; 64, electric telescopic rod; 65, turning tool; 66, annular nozzle; 67, water tank; 68, water pump. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0024] In the present utility model, unless otherwise clearly defined and limited, terms such as "installation", "connection", "connection", "fixation" and the like shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations. Embodiment 1:

[0025] Please refer to Figures 1-4 , the present utility model provides a technical solution: a curved surface repair device for a shaft, including a base 1, a support column 2 is fixedly installed at the bottom of the base 1, a fixing mechanism 3 is arranged on the top of the base 1, installation vertical plates 4 are fixedly installed on the left and right sides of the base 1, a top plate 5 is fixedly installed inside the installation vertical plates 4, a repair mechanism 6 is arranged at the bottom of the top plate 5, and a limiting rod 7 is fixedly installed inside the installation vertical plates 4.

[0026] The fixing mechanism 3 includes a first fixing component 31 and a second fixing component 32. The first fixing component 31 is arranged inside the base 1, and the second fixing component 32 is arranged on the top of the base 1.

[0027] Furthermore, the first fixing component 31 includes a motor 311, the motor 311 is fixedly installed inside the base 1, a bidirectional threaded rod 312 is fixedly installed at the output end of the motor 311, a moving seat 313 is threadedly installed on the outside of the bidirectional threaded rod 312, a sleeve 314 is rotatably installed on the left side of the moving seat 313, a fixing screw 315 is threadedly installed inside the sleeve 314, an installation box body 316 is threadedly installed on the outside of the bidirectional threaded rod 312, a motor 317 is fixedly installed inside the installation box body 316, and a turntable 318 is fixedly installed at the output end of the motor 317. The bidirectional threaded rod 312 is driven to rotate by the motor 311.

[0028] Further, the bidirectional threaded rod 312 is rotatably installed inside the base 1, the moving seat 313 is slidably installed inside the base 1, the number of fixing screws 315 is three, the installation box body 316 is slidably installed inside the base 1, the turntable 318 is rotatably installed inside the installation box body 316. By rotating the bidirectional threaded rod 312, the moving seat 313 and the installation box body 316 move inward synchronously.

[0029] Further, the second fixing assembly 32 includes a left fixing disk 321, the left fixing disk 321 is fixedly installed on the right side of the turntable 318, a fixing sleeve 322 is fixedly installed on the right side of the left fixing disk 321, a rotating sleeve 323 is rotatably installed on the right side of the fixing sleeve 322, a right fixing disk 324 is fixedly installed on the right side of the rotating sleeve 323, a clamping block 325 is slidably installed inside the fixing sleeve 322, a sliding column 326 is fixedly installed inside the clamping block 325, and a pin locking element 327 is arranged outside the rotating sleeve 323. The rotating sleeve 323 is fixed to the fixing sleeve 322 by the pin locking element 327.

[0030] Further, the number of both the clamping blocks 325 and the sliding columns 326 is five. An arc-shaped chute is formed inside the rotating sleeve 323, and the sliding columns 326 are slidably installed in the arc-shaped chute formed in the rotating sleeve 323. Tooth blocks are arranged outside the fixing sleeve 322, and the shaft is clamped by the clamping blocks 325. Embodiment Two:

[0031] Please refer to Figure 5 , and in combination with Embodiment One, it is further obtained that the repair mechanism 6 includes a third motor 61, the third motor 61 is fixedly installed at the bottom of the top plate 5, the output end of the third motor 61 is fixedly installed with a threaded rod 62, a moving block 63 is threadedly installed on the outside of the threaded rod 62, an electric telescopic rod 64 is fixedly installed at the bottom of the moving block 63, a turning tool 65 is fixedly installed at the telescopic end of the electric telescopic rod 64, an annular spray head 66 is fixedly installed on the outside of the extending rod of the electric telescopic rod 64, a water tank 67 is fixedly installed at the top of the top plate 5, and a water pump 68 is fixedly installed at the top of the top plate 5. The third motor 61 drives the threaded rod 62 to rotate.

[0032] Further, the moving block 63 is slidably installed on the outside of the limiting rod 7. The number of limiting rods 7 is two. The water tank 67 and the water pump 68 are connected by a pipeline, and the water pump 68 and the annular spray head 66 are connected by a pipeline. The water in the water tank 67 is conveyed to the annular spray head 66 by the water pump 68.

[0033] During the actual operation process, when this device is in use, insert the shaft repaired by welding into the interior of the second fixing component 32, unlock the pin locking element 327, rotate the rotating sleeve 323, so that the sliding column 326 slides in the arc-shaped chute inside the rotating sleeve 323, making the clamping block 325 slide inwards in the fixed sleeve 322, so that the clamping block 325 clamps the shaft. Lock the rotating sleeve 323 through the pin locking element 327 to prevent loosening. Drive the bidirectional threaded rod 312 to rotate through the first motor 311, so that the moving seat 313 and the installation box body 316 move inwards synchronously, making the other end of the shaft extend into the sleeve 314, and fix the other end of the shaft through the fixing screw 315, making the fixation more stable. The device can fix shafts of various sizes through the clamping block 325 and the fixing screw 315, improving the versatility of the device. Make the turning tool 65 contact the surface of the shaft through the electric telescopic rod 64, drive the threaded rod 62 through the third motor 61, and make the moving block 63 drive the turning tool 65 to move on the surface of the shaft to remove the excess part outside the shaft, ensuring the overall size of the shaft. Send the water in the water tank 67 into the annular nozzle 66 through the water pump 68 to spray water on the cutting part of the turning tool 65, reducing the heat during cutting and washing away the chips generated by cutting at the same time, making the curved surface of the shaft smoother.

[0034] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "including a..." does not exclude the existence of additional identical elements in the process, method, article or device including the said element.

Claims

1. A curved surface repair device for a shaft, comprising a base (1), characterized in that: A support column (2) is fixedly installed at the bottom of the base (1). A fixing mechanism (3) is arranged at the top of the base (1). Installation vertical plates (4) are fixedly installed on the left and right sides of the base (1). A top plate (5) is fixedly installed inside the installation vertical plates (4). A repair mechanism (6) is arranged at the bottom of the top plate (5). A limiting rod (7) is fixedly installed inside the installation vertical plates (4). The fixing mechanism (3) includes a first fixing component (31) and a second fixing component (32). The first fixing component (31) is arranged inside the base (1), and the second fixing component (32) is arranged on the top of the base (1). The first fixing component (31) includes a first motor (311). The first motor (311) is fixedly installed inside the base (1). The output end of the first motor (311) is fixedly installed with a bidirectional threaded rod (312). A moving seat (313) is threadedly installed on the outside of the bidirectional threaded rod (312). A sleeve (314) is rotatably installed on the left side of the moving seat (313). A fixing screw (315) is threadedly installed inside the sleeve (314). An installation box body (316) is threadedly installed on the outside of the bidirectional threaded rod (312). A second motor (317) is fixedly installed inside the installation box body (316). The output end of the second motor (317) is fixedly installed with a turntable (318). The second fixing component (32) includes a left fixing disc (321). The left fixing disc (321) is fixedly installed on the right side of the turntable (318). A fixing sleeve (322) is fixedly installed on the right side of the left fixing disc (321). A rotating sleeve (323) is rotatably installed on the right side of the fixing sleeve (322). A right fixing disc (324) is fixedly installed on the right side of the rotating sleeve (323). A clamping block (325) is slidably installed inside the fixing sleeve (322). A sliding column (326) is fixedly installed inside the clamping block (325). A pin locking element (327) is arranged on the outside of the rotating sleeve (323). The repair mechanism (6) includes a third motor (61). The third motor (61) is fixedly installed at the bottom of the top plate (5). The output end of the third motor (61) is fixedly installed with a threaded rod (62). A moving block (63) is threadedly installed on the outside of the threaded rod (62). An electric telescopic rod (64) is fixedly installed at the bottom of the moving block (63). A turning tool (65) is fixedly installed at the telescopic end of the electric telescopic rod (64). An annular spray head (66) is fixedly installed on the outside of the extending rod of the electric telescopic rod (64). A water tank (67) is fixedly installed on the top of the top plate (5). A water pump (68) is fixedly installed on the top of the top plate (5).

2. The surface repair device for a shaft according to claim 1, characterized in that: The bidirectional threaded rod (312) is rotatably installed inside the base (1), the moving seat (313) is slidably installed inside the base (1), the number of the fixing screws (315) is three, the installation box body (316) is slidably installed inside the base (1), and the turntable (318) is rotatably installed inside the installation box body (316).

3. A curved surface repair device for a shaft according to claim 1, characterized in that: The number of the clamping blocks (325) and the sliding columns (326) is five. An arc-shaped sliding groove is formed inside the rotating sleeve (323), and the sliding columns (326) are slidably installed in the arc-shaped sliding groove formed in the rotating sleeve (323). A toothed block is arranged on the outer part of the fixed sleeve (322).

4. A curved surface repair device for a shaft according to claim 1, characterized in that: The moving block (63) is slidably installed outside the limiting rod (7), the number of the limiting rods (7) is two, the water tank (67) and the water pump (68) are connected by a pipeline, and the water pump (68) and the annular spray head (66) are connected by a pipeline.

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