Special lathe for machining shaft parts of power plant

Abstract

The utility model relates to the field of shaft machining equipment, in particular to a lathe special for machining shaft parts in a power plant, which comprises a workbench, the upper end of the workbench is fixedly connected with a fixing frame and a supporting plate, and the interior of the fixing frame is connected with a first sliding seat through a first position adjusting mechanism. A first electric telescopic rod is fixedly connected to the lower end of the first sliding seat, a supporting mechanism is installed at the top end of the moving frame, a rotating cylinder is rotationally connected to the interior of the supporting plate, a driving mechanism is installed on the circumferential face of the rotating cylinder, and a three-jaw chuck is fixedly connected to the right end of the rotating cylinder; an extrusion disc is rotationally connected into the moving plate, and a second position adjusting mechanism is installed at the bottom end of the moving plate. According to the long shaft special for the power plant, the stress position of the long shaft special for the power plant can be supported, at the moment, the stress point of the long shaft special for the power plant is not in a suspended state any more, and therefore the supported long shaft special for the power plant can be cut more stably.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of shaft processing equipment especially relates to be used to generate power plant shaft parts processing lathe. BACKGROUND

[0002] Power plant is also called power station, which is a factory that converts various primary energy in nature into electric energy. Power plant usually needs high-power motor to drive generator set to ensure stable power output. In this case, long shaft motor is more suitable because they can provide greater torque and higher transmission power, suitable for high-power transmission and high stability requirements.

[0003] The existing shaft processing lathe is not stable when processing the long shaft in the power plant. One end of the long shaft is fixed by the three-jaw chuck, and the other end is extruded by the extrusion disc. The middle position of the long shaft is in a suspended state. When pressure is applied to the middle position of the long shaft and processing, it is easy to cause deformation and damage to the long shaft. Therefore, a shaft parts processing lathe for power plant is needed. UTILITY MODEL CONTENTS

[0004] The utility model discloses a shaft parts processing lathe for power plant is provided to solve the shortcomings in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a shaft parts processing lathe for power plant, including the workbench, the upper end of the workbench is fixedly connected with the fixed frame and the supporting plate, the inside of the fixed frame is connected with the first sliding seat through the first position adjusting mechanism, the lower end of the first sliding seat is fixedly connected with the first electric telescopic handle, the lower end of the first electric telescopic handle is fixedly connected with the fixed seat, the fixed seat is fixedly installed with the cutting tool at the lower end, the rear end of the fixed seat is fixedly connected with the connecting rod, the inside of the fixed frame is slidably connected with the moving frame, the front end face of the moving frame is provided with the sliding hole, the connecting rod extends into the sliding hole and is slidably connected with the sliding hole, the top end of the moving frame is installed with the supporting mechanism, and the supporting mechanism is located at the lower end of the cutting tool, the inside of the supporting plate is rotatably connected with the rotating cylinder, the circumference of the rotating cylinder is installed with the driving mechanism, and the driving mechanism is used for controlling the rotation of the rotating cylinder, the right end of the rotating cylinder is fixedly connected with the three-jaw chuck, the upper end of the workbench is slidably connected with the moving plate, the inside of the moving plate is rotatably connected with the extrusion disc, the three-jaw chuck and the extrusion disc are clamped and fixed with the long shaft special for power plant, and the supporting mechanism is used for supporting the long shaft special for power plant, the bottom end of the moving plate is installed with the second position adjusting mechanism, and the second position adjusting mechanism is used for adjusting the position of the moving plate in the left-right direction.

[0006] Further, the first position adjusting mechanism comprises a first motor, first bearing seats and a first threaded rod, the inside of the fixed frame is fixedly provided with the first motor and two left and right distributed first bearing seats, the first threaded rod is rotationally connected between the two first bearing seats, the output shaft end of the first motor is fixedly connected with the first threaded rod, the first threaded rod penetrates through the first sliding seat, and the first sliding seat is threadedly connected with the first threaded rod, and the first sliding seat is located in the fixed frame and is slidingly connected with the fixed frame.

[0007] Further, the driving mechanism comprises a second motor, a gear and a gear ring, the left end of the supporting plate is fixedly provided with the second motor, the output shaft end of the second motor is fixedly connected with the gear, and the circumferential surface of the rotating cylinder is fixedly connected with the gear ring, and the gear ring is engaged with the gear.

[0008] Further, the second position adjusting mechanism comprises a third motor, a second sliding seat and a second threaded rod, the bottom end of the workbench is fixedly provided with the third motor and two left and right distributed second bearing seats, the second threaded rod is rotationally connected between the two second bearing seats, the output shaft end of the third motor is fixedly connected with the second threaded rod, the circumferential surface of the second threaded rod is threadedly connected with the second sliding seat, the upper end surface of the workbench is provided with a sliding hole, the second sliding seat extends upward into the sliding hole and is fixedly installed at the bottom end of the moving plate, and the second sliding seat is slidingly connected with the sliding hole.

[0009] Further, the supporting mechanism comprises a second electric telescopic rod, a supporting seat, a mounting seat and first rollers, the upper end of the moving frame is fixedly connected with the second electric telescopic rod, the output end of the second electric telescopic rod is connected with the mounting seat through first bolts, the top end of the mounting seat is connected with the supporting seat through two second bolts, the supporting seat is used for supporting the long shaft special for power plants, the supporting seat is located at the lower end of the cutting tool, and the inside of the supporting seat is rotationally connected with a plurality of first rollers.

[0010] Further, the bottom end of the moving frame is connected with a plurality of second rollers, and the second rollers are located at the top end of the workbench.

[0011] The utility model has the advantages of the following beneficial effects:

[0012] 1、Compared with the prior art, the lathe special for power plant shaft parts machining can support the middle position of the long shaft special for power plants through the cooperation of the supporting mechanism, the moving frame, the sliding hole, the connecting rod and the fixed seat, the supporting mechanism can change with the change of the cutting position, the supporting point can always be located at the lower end of the cutting tool, thereby the stress position of the long shaft special for power plants can be supported, at this time, the stress point of the long shaft special for power plants is no longer in a suspended state, so that the long shaft special for power plants after being supported is more stable, and deformation of the long shaft is not easily caused during cutting treatment.

[0013] 2、Compared with the prior art, the shaft part machining lathe special for power plant can conveniently disassemble and install the support seat through the cooperation of the support seat, the mounting seat, the first roller, the first bolt and the second bolt, so that the support seat can be regularly disassembled and maintained, the problem of poor supporting effect caused by wear of the support seat is reduced, and the support effect is continuously maintained. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The utility model provides a whole structure schematic diagram of the main view of the shaft part machining lathe special for power plant;

[0015] Figure 2 The utility model provides a whole structure schematic diagram of the left view of the shaft part machining lathe special for power plant;

[0016] Figure 3 The utility model provides a whole structure schematic diagram of the top view of the shaft part machining lathe special for power plant;

[0017] Figure 4 The utility model provides a structure schematic diagram of the left view partial section of the shaft part machining lathe special for power plant and after the split support mechanism;

[0018] Figure 5 The utility model provides a whole structure schematic diagram of the shaft part machining lathe special for power plant Figure 4 The utility model provides a structure schematic diagram of the left view partial section of the shaft part machining lathe special for power plant and after the split support mechanism;

[0019] Legend:

[0020] 1, workbench;2, fixed frame;3, first motor;4, first bearing seat;5, first sliding seat;6, first threaded rod;7, moving plate;8, support plate;9, second motor;10, gear;11, gear ring;12, three-jaw chuck;13, extrusion disc;14, moving frame;15, connecting rod;16, first electric telescopic rod;17, cutting tool;18, second electric telescopic rod;19, second threaded rod;20, third motor;21, second sliding seat;22, rotating cylinder;23, sliding hole;24, mounting seat;25, support seat;26, first roller;27, second roller;28, fixed seat. DETAILED DESCRIPTION

[0021] Reference Figures 1-5The utility model provides a special use in power plant shaft class spare and part processing lathe, including work table 1, the upper end fixed connection of work table 1 has fixed frame 2 and support plate 8, the inside fixed frame 2 is connected with first sliding seat 5 through first position adjusting mechanism, the lower fixed connection of first sliding seat 5 has first electric telescopic handle 16, the lower fixed connection of first electric telescopic handle 16 has fixed seat 28, the lower fixed mounting of fixed seat 28 has cutting tool 17, the rear end fixed connection of fixed seat 28 has connecting rod 15, the inside sliding connection of fixed frame 2 has moving frame 14, the front end surface of moving frame 14 is set with sliding hole 23, connecting rod 15 extends into sliding hole 23, and with sliding hole 23 sliding fit connection, the top of moving frame 14 is installed with support mechanism, and support mechanism is located the just lower end of cutting tool 17, the inside rotationally connected of support plate 8 has rotating cylinder 22, the circumference of rotating cylinder 22 is installed with drive mechanism, and drive mechanism is used for control rotating cylinder 22 rotation, the right end fixed connection of rotating cylinder 22 has three jaw chuck 12, the upper end sliding connection of work table 1 has moving plate 7, the inside rotationally connected of moving plate 7 has extrusion disc 13, and the long shaft special for power plant is clamped and fixed between three jaw chuck 12 and extrusion disc 13, and support mechanism is used for supporting the long shaft special for power plant, the bottom installation of moving plate 7 has second position adjusting mechanism, and second position adjusting mechanism is used for adjusting the position of moving plate 7 left and right direction.Working, the lathe of the whole equipment can carry out the steady cutting processing of the long shaft special for power plant, and in the process of processing, the support mechanism can change along with the change of cutting position, and the support point can be located the just lower end of cutting tool 17 all the time, and then the stress position of the long shaft special for power plant can be supported, at this time, the stress point of the long shaft special for power plant is no longer in the state of suspension, so that not only the long shaft special for power plant after supporting is more stable, but also is not easy to cause the long shaft deformation when cutting.

[0022] The first position adjusting mechanism includes a first motor 3, two first bearing seats 4 and a first threaded rod 6, the first motor 3 and the two first bearing seats 4 are fixedly installed in the fixed frame 2, the first threaded rod 6 is rotationally connected between the two first bearing seats 4, the output shaft end of the first motor 3 is fixedly connected with the first threaded rod 6, the first threaded rod 6 penetrates through the first sliding seat 5, and the first sliding seat 5 is threadedly connected with the first threaded rod 6, and the first sliding seat 5 is slidingly connected with the fixed frame 2.

[0023] The driving mechanism comprises a second motor 9, a gear 10 and a gear ring 11, the left end of the supporting plate 8 is fixedly provided with the second motor 9, the output shaft end of the second motor 9 is fixedly connected with the gear 10, the circumferential surface of the rotating cylinder 22 is fixedly connected with the gear ring 11, and the gear ring 11 is engaged with the gear 10. In operation, the second motor 9 drives the gear 10 to rotate, and drives the rotating cylinder 22 to rotate under the cooperation of the gear ring 11, and further drives the three-jaw chuck 12 to rotate, since the three-jaw chuck 12 and the extrusion disc 13 clamp the long shaft special for power plants, the long shaft special for power plants can be driven to rotate, and the cutting tool 17 can conveniently cut the long shaft special for power plants in one turn.

[0024] The second position adjusting mechanism comprises a third motor 20, a second sliding seat 21 and a second threaded rod 19, the bottom end of the workbench 1 is fixedly provided with the third motor 20 and two second bearing seats distributed on the left and right, the second threaded rod 19 is rotatably connected between the two second bearing seats, the output shaft end of the third motor 20 is fixedly connected with the second threaded rod 19, the circumferential surface of the second threaded rod 19 is threadedly connected with the second sliding seat 21, the upper end surface of the workbench 1 is provided with a sliding hole, the second sliding seat 21 extends upward into the sliding hole and is fixedly installed at the bottom end of the moving plate 7, and the second sliding seat 21 is slidably connected with the sliding hole. In operation, the third motor 20 drives the second threaded rod 19 to rotate, and the second sliding seat 21 drives the moving plate 7 to move leftward and rightward along the sliding hole, and further drives the extrusion disc 13 to move, and the distance between the extrusion disc 13 and the three-jaw chuck 12 changes, so that the three-jaw chuck 12 and the extrusion disc 13 can conveniently clamp and fix the long shaft special for power plants with different lengths.

[0025] The supporting mechanism comprises a second electric telescopic rod 18, a supporting seat 25, a mounting seat 24 and a first roller 26, the upper end of the moving frame 14 is fixedly connected with the second electric telescopic rod 18, the output end of the second electric telescopic rod 18 is connected with the mounting seat 24 through a first bolt, the top end of the mounting seat 24 is connected with the supporting seat 25 through two second bolts, the supporting seat 25 is used for supporting the long shaft special for power plants, and is located at the lower end of the cutting tool 17, and the inside of the supporting seat 25 is rotatably connected with a plurality of first rollers 26. In operation, the mounting seat 24, the first bolt and the second bolt are cooperated with each other to conveniently dismount and mount the supporting seat 25, so that the supporting seat 25 can be regularly maintained, and the existence of the first roller 26 can indirectly support the long shaft special for power plants by the supporting seat 25 through the first roller 26, so that the sliding friction between the long shaft special for power plants and the supporting seat 25 is changed into rolling friction, and the friction is reduced.

[0026] The bottom end of the moving frame 14 is connected with a plurality of second rollers 27, and the second rollers 27 are located at the top end of the workbench 1. In operation, the moving frame 14 can be more stably moved along the workbench 1 under the action of the second rollers 27.

[0027] Working principle:

[0028] In use, first, the three-jaw chuck 12 is used in cooperation with the pressing disc 13 to fix the long shaft special for power plants, the first electric telescopic rod 16 is controlled to work, the cutting tool 17 is driven to move downward under the cooperation of the fixed seat 28, until the cutting tool 17 moves to contact with the long shaft special for power plants, the driving mechanism is controlled to work, the long shaft special for power plants is driven to rotate at high speed by the driving mechanism, the long shaft special for power plants is cut by the cutting tool 17 in the process of rotation, and the support mechanism can support the long shaft special for power plants, so that the long shaft special for power plants stably rotates and is not easy to deform due to cutting stress, in addition, the support mechanism is installed at the upper end of the moving frame 14, the moving frame 14 is connected with the fixed seat 28 through the connecting rod 15, when the first position adjusting mechanism drives the first sliding seat 5, the first electric telescopic rod 16, the fixed seat 28 and the cutting tool 17 to move left and right, the moving frame 14 is also driven to move, and the support mechanism is driven to move, at this time, the support mechanism can change with the change of the cutting position, the support point can be located at the lower end of the cutting tool 17 at all times, and the stress position of the long shaft special for power plants can be supported at all times, so that the stress point of the long shaft special for power plants is no longer in a suspended state, finally, not only the long shaft special for power plants is more stable after being supported, but also the long shaft is not easy to deform during cutting treatment.

[0029] Finally, it should be noted that: the above is only the preferred embodiment of the utility model, and is not used to limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A lathe dedicated to the machining of shaft parts for power plants, comprising a worktable (1), characterized in that: The upper end of the workbench (1) is fixedly connected with a fixing frame (2) and a supporting plate (8), the inside of the fixing frame (2) is connected with a first sliding seat (5) through a first position adjusting mechanism, the lower end of the first sliding seat (5) is fixedly connected with a first electric telescopic rod (16), the lower end of the first electric telescopic rod (16) is fixedly connected with a fixing seat (28), the lower end of the fixing seat (28) is fixedly installed with a cutting tool (17), the rear end of the fixing seat (28) is fixedly connected with a connecting rod (15), the inside of the fixing frame (2) is slidably connected with a moving frame (14), the front end face of the moving frame (14) is provided with a sliding hole (23), the connecting rod (15) extends into the sliding hole (23) and is in sliding fit connection with the sliding hole (23), the top end of the moving frame (14) is installed with a supporting mechanism, and the supporting mechanism is located at the lower end of the cutting tool (17), the inside of the supporting plate (8) is rotatably connected with a rotating cylinder (22), the circumferential surface of the rotating cylinder (22) is installed with a driving mechanism, and the driving mechanism is used for controlling the rotation of the rotating cylinder (22), the right end of the rotating cylinder (22) is fixedly connected with a three-jaw chuck (12), the upper end of the workbench (1) is slidably connected with a moving plate (7), the inside of the moving plate (7) is rotatably connected with a pressing disc (13), the three-jaw chuck (12) and the pressing disc (13) are clamped and fixed with a long shaft special for power plants, and the supporting mechanism is used for supporting the long shaft special for power plants, and the bottom end of the moving plate (7) is installed with a second position adjusting mechanism, and the second position adjusting mechanism is used for adjusting the position of the moving plate (7) in the left-right direction.

2. The machine as claimed in claim 1, wherein: The first position adjusting mechanism comprises a first motor (3), a first bearing seat (4) and a first threaded rod (6), the inside of the fixing frame (2) is fixedly installed with the first motor (3) and two left and right distributed first bearing seats (4), the first threaded rod (6) is rotatably connected between the two first bearing seats (4), the output shaft end of the first motor (3) is fixedly connected with the first threaded rod (6), the first threaded rod (6) penetrates through the first sliding seat (5), and the first sliding seat (5) is in threaded fit with the first threaded rod (6), and the first sliding seat (5) is located in the fixing frame (2) and is in sliding connection with the fixing frame (2).

3. The machine as claimed in claim 1, wherein: The driving mechanism comprises a second motor (9), a gear (10) and a gear ring (11), the left end of the supporting plate (8) is fixedly installed with the second motor (9), the output shaft end of the second motor (9) is fixedly connected with the gear (10), and the circumferential surface of the rotating cylinder (22) is fixedly connected with the gear ring (11), and the gear ring (11) is in meshing engagement with the gear (10).

4. The machine as claimed in claim 1, wherein: The second position adjusting mechanism comprises a third motor (20), a second sliding seat (21) and a second threaded rod (19), the bottom end of the workbench (1) is fixedly provided with the third motor (20) and two left and right distributed second bearing seats, the second threaded rod (19) is rotatably connected between the two second bearing seats, the output shaft end of the third motor (20) is fixedly connected with the second threaded rod (19), the circumferential surface of the second threaded rod (19) is threadedly connected with the second sliding seat (21), the upper end surface of the workbench (1) is provided with a sliding hole, the second sliding seat (21) extends upward into the sliding hole and is fixedly installed at the bottom end of the moving plate (7), and the second sliding seat (21) is slidably connected with the sliding hole.

5. The machine as claimed in claim 1, wherein: The supporting mechanism comprises a second electric telescopic rod (18), a supporting seat (25), a mounting seat (24) and a first roller (26), the upper end of the moving frame (14) is fixedly connected with the second electric telescopic rod (18), the output end of the second electric telescopic rod (18) is connected with the mounting seat (24) through a first bolt, the top end of the mounting seat (24) is connected with the supporting seat (25) through two second bolts, the supporting seat (25) is used for supporting the long shaft special for the power plant, and the supporting seat (25) is located at the lower end of the cutting tool (17), and a plurality of first rollers (26) are rotatably connected in the supporting seat (25).

6. The machine as claimed in claim 1, wherein: The bottom end of the moving frame (14) is connected with a plurality of second rollers (27), and the second rollers (27) are located at the top end of the workbench (1).

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