Multi-workpiece fixing tool for machining central hole of turbine shaft

Abstract

The utility model discloses a turbine shaft center hole machining multi-workpiece fixing tool which comprises a fixing bottom plate, a mounting frame, a one-way clamping frame and a two-way clamping frame, a guide rod and a movable rail are fixedly connected to the top of the fixing bottom plate, the movable rail is arranged on the surface of the mounting frame, the one-way clamping frame is fixedly connected to the surface of the mounting frame, and the two-way clamping frame is fixedly connected to the surface of the mounting frame. The two-way clamping frame is arranged between the two one-way clamping frames. According to the multi-workpiece fixing tool for machining the central hole of the turbine shaft, the fixing bottom plate, the mounting frame, the guide rods, the movable rails, the one-way clamping frame and the two-way clamping frame are matched with one another, so that the multi-workpiece fixing tool for machining the central hole of the turbine shaft is achieved, and the two-way clamping frame and the one-way clamping frame are matched with one another, so that multiple mounting stations are achieved; the multiple turbine shafts can be machined at the same time, the machining efficiency is improved, corresponding adjustment can be conducted according to the fixing requirements of different shaft diameters by adjusting the positions of the pushing frame and the clamping frame, and the application range of the device is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of turbine shaft center hole processing, in particular to a turbine shaft center hole processing multi-workpiece fixing tool. Background Art

[0002] The turbocharger uses the high-temperature exhaust gas discharged by the engine to drive the turbine in the turbine to rotate and do work. The turbine shaft drives the impeller in the coaxially connected compressor to rotate at high speed, compressing the air in a centrifugal manner to provide high-pressure, high-density air to the engine. The turbine shaft assembly is an important component. However, in the prior art, when machining the center hole of the turbine shaft, only a single one can be machined, and the machining efficiency is low. Therefore, it is necessary to propose a multi-workpiece fixed tool for machining the center hole of the turbine shaft. Utility Model Content

[0003] In view of the problems existing in the prior art, the utility model provides a multi-workpiece fixing tool for machining a turbine shaft center hole.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A multi-workpiece fixing tool for machining a turbine shaft center hole, comprising: a fixed base plate and a mounting frame, wherein a guide rod is fixedly connected to the top of the fixed base plate;

[0006] A movable rail, wherein the movable rail is provided on the surface of the mounting frame;

[0007] A one-way clamping frame, wherein the one-way clamping frame is fixedly connected to the surface of the mounting frame;

[0008] A bidirectional clamping frame is arranged between two unidirectional clamping frames.

[0009] The above-mentioned turbine shaft center hole processing multi-workpiece fixing tool, wherein the top of the fixed bottom plate is fixedly connected with a pad;

[0010] The ejector pin is fixedly connected to the top of the pad.

[0011] The above-mentioned turbine shaft center hole processing multi-workpiece fixing tool, wherein the one-way clamping frame comprises:

[0012] A one-way frame, a push frame being arranged on the side of the one-way frame;

[0013] An adjusting threaded rod, wherein the adjusting threaded rod is arranged inside the one-way frame;

[0014] An adjusting thread block, wherein the adjusting thread block is threadedly connected to the adjusting thread rod;

[0015] A connecting block is fixedly connected to the push frame, and the connecting block is connected to the adjusting threaded block through a connecting rod.

[0016] The above-mentioned turbine shaft center hole processing multi-workpiece fixing tool, wherein the bidirectional clamping frame comprises:

[0017] A bidirectional frame, wherein an extruded threaded rod is disposed inside the bidirectional frame;

[0018] An extruded thread block, the extruded thread block being threadedly connected to the extruded thread rod;

[0019] A clamping frame, wherein the clamping frame can move inside the movable rail;

[0020] A fixed block is connected to the extruded thread block via a support rod.

[0021] The above-mentioned turbine shaft center hole processing multi-workpiece fixing tool, wherein the left and right sides of the fixed base plate are fixedly connected with mounting blocks;

[0022] A lifting thread block, wherein the lifting thread block is fixedly connected to the left and right sides of the mounting frame;

[0023] A lifting threaded rod, the lifting threaded rod being arranged on the top of the mounting block;

[0024] The rotary handles are fixedly connected to the tops of the lifting threaded rod, the extruding threaded rod and the adjusting threaded rod.

[0025] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0026] 1. The utility model realizes a multi-workpiece fixed tooling for processing the center hole of a turbine shaft by the mutual cooperation between a fixed base plate, a mounting frame, a guide rod, a movable rail, a one-way clamping frame and a two-way clamping frame. Through the mutual cooperation between the two-way clamping frame and the one-way clamping frame, multiple installation stations are realized, so that multiple turbine shafts can be processed simultaneously, thereby improving the processing efficiency.

[0027] 2. In the present invention, the one-way clamping frame and the two-way clamping frame can be adjusted accordingly according to the fixing requirements of different shaft diameters by adjusting the positions of the push frame and the clamping frame, thereby improving the application range of the device.

[0028] 3. In the present invention, a lifting threaded rod is provided to adjust the distance between the fixed base plate and the mounting frame so as to make corresponding adjustments for turbine shafts of different lengths, thereby ensuring the stability of the fixation.

[0029] 4. In the present invention, the guide rod is provided to ensure stability when the mounting frame is adjusted. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a structural cross-sectional view of the main view of the utility model;

[0031] Figure 2 It is a schematic diagram of the structure of the top view of the utility model;

[0032] Figure 3 This is a schematic diagram of the structure of the one-way clamping frame and the rotary handle of the utility model;

[0033] Figure 4 It is a structural schematic diagram of the bidirectional clamping frame and the rotating handle of the utility model.

[0034] In the figure:

[0035] 1 fixed base plate, 2 mounting frame, 3 guide rod, 4 movable rail, 5 one-way clamping frame, 501 one-way frame, 502 pushing frame, 503 adjusting threaded rod, 504 adjusting threaded block, 505 connecting block, 506 connecting rod, 6 two-way clamping frame, 601 two-way frame, 602 extruding threaded rod, 603 extruding threaded block, 604 clamping frame, 605 fixed block, 606 supporting rod, 7 pad, 8 ejector pin, 9 mounting block, 10 lifting threaded block, 11 lifting threaded rod, 12 rotary handle. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0037] like Figure 1-4 As shown, a multi-workpiece fixing tool for machining a turbine shaft center hole comprises: a fixed base plate 1 and a mounting frame 2, and a pad 7 is fixedly connected to the top of the fixed base plate 1.

[0038] The ejector pin 8 is fixedly connected to the top of the pad 7 .

[0039] A guide rod 3 is fixedly connected to the top of the fixed base plate 1 to ensure stability when the mounting frame 2 is adjusted.

[0040] The movable rail 4 is provided on the surface of the mounting frame 2 .

[0041] The one-way clamping frame 5 is fixedly connected to the surface of the mounting frame 2, and the one-way clamping frame 5 includes:

[0042] The one-way frame 501 has a push frame 502 disposed on its side.

[0043] The adjusting threaded rod 503 is arranged inside the one-way frame 501 .

[0044] The adjusting thread block 504 is threadedly connected to the adjusting thread rod 503 .

[0045] The connecting block 505 is fixedly connected to the push frame 502 , and the connecting block 505 is connected to the adjusting threaded block 504 via a connecting rod 506 .

[0046] The bidirectional clamping frame 6 is arranged between the two unidirectional clamping frames 5, wherein the bidirectional clamping frame 6 comprises:

[0047] A bidirectional frame 601 is provided with an extruded threaded rod 602 inside.

[0048] The extruded thread block 603 is threadedly connected to the extruded thread rod 602 .

[0049] The clamping frame 604 can move inside the movable rail 4.

[0050] The fixed block 605 is connected to the extruded threaded block 603 via a support rod 606. Through the cooperation between the bidirectional clamping frame 6 and the unidirectional clamping frame 5, multiple installation stations are realized to allow simultaneous processing of multiple turbine shafts, thereby improving processing efficiency.

[0051] The left and right sides of the fixed base plate 1 are fixedly connected with mounting blocks 9 .

[0052] The lifting thread block 10 is fixedly connected to the left and right sides of the mounting frame 2 .

[0053] The lifting threaded rod 11 is arranged on the top of the mounting block 9 so as to adjust the distance between the fixed base plate 1 and the mounting frame 2 so as to make corresponding adjustments for turbine shafts of different lengths, thereby ensuring the stability of the fixation.

[0054] The handle 12 is fixedly connected to the top of the lifting threaded rod 11, the extruding threaded rod 602 and the adjusting threaded rod 503. By rotating the handle 12, the position of the pushing frame 502 and the clamping frame 604 can be adjusted. Corresponding adjustments can be made according to the fixing requirements of different shaft diameters, thereby improving the application range of the device.

[0055] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0056] The utility model provides a multi-workpiece fixing tool for processing the center hole of a turbine shaft. When in use, the bottom of the turbine shaft is against the ejector pin, and the rotary handle 12 is rotated to drive the extrusion spring rod 602 and the adjusting threaded rod 503 to rotate. Under the transmission of the connecting rod 506 and the supporting rod 606, the clamping frame 604 and the pushing frame 502 are movable inside the movable rail 4, so as to make corresponding adjustments and fix the turbine shafts of different pipe diameters. At the same time, the rotary handle 12 is rotated to drive the rotation of the lifting threaded rod 11, and adjust the distance between the mounting frame 2 and the fixed base plate 1, so as to clamp the turbine shafts according to different lengths, thereby ensuring the stability of the fixation.

[0057] In summary, the turbine shaft center hole processing multi-workpiece fixing fixture solves the problems mentioned in the background technology by the mutual cooperation among the fixed base plate 1, the mounting frame 2, the guide rod 3, the movable rail 4, the one-way clamping frame 5 and the two-way clamping frame 6.

[0058] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-workpiece fixture for machining a turbine shaft center hole, comprising: A fixed base plate (1) and a mounting frame (2), characterized in that a guide rod (3) is fixedly connected to the top of the fixed base plate (1); A movable rail (4), wherein the movable rail (4) is provided on the surface of the mounting frame (2); A one-way clamping frame (5), wherein the one-way clamping frame (5) is fixedly connected to the surface of the mounting frame (2); A bidirectional clamping frame (6), wherein the bidirectional clamping frame (6) is arranged between two unidirectional clamping frames (5).

2. The multi-workpiece fixture for machining the center hole of a turbine shaft according to claim 1, characterized in that: A pad (7) is fixedly connected to the top of the fixed bottom plate (1); An ejector pin (8) is fixedly connected to the top of the backing plate (7).

3. The multi-workpiece fixing tool for machining the center hole of a turbine shaft according to claim 2, characterized in that: The one-way clamping frame (5) comprises: A one-way frame (501), wherein a push frame (502) is disposed on a side of the one-way frame (501); An adjusting threaded rod (503), wherein the adjusting threaded rod (503) is arranged inside the one-way frame (501); An adjusting thread block (504), wherein the adjusting thread block (504) is threadedly connected to the adjusting thread rod (503); A connecting block (505) is fixedly connected to the push frame (502), and the connecting block (505) is connected to the adjusting threaded block (504) via a connecting rod (506).

4. The multi-workpiece fixing tool for machining the turbine shaft center hole according to claim 3, characterized in that: The bidirectional clamping frame (6) comprises: A bidirectional frame (601), wherein an extruded threaded rod (602) is arranged inside the bidirectional frame (601); An extruded thread block (603), wherein the extruded thread block (603) is threadedly connected to the extruded thread rod (602); A clamping frame (604), wherein the clamping frame (604) is movable inside the movable rail (4); A fixed block (605), wherein the fixed block (605) is connected to the extruded threaded block (603) via a support rod (606).

5. The multi-workpiece fixing tool for machining the turbine shaft center hole according to claim 4, characterized in that: The left and right sides of the fixed base plate (1) are both fixedly connected with mounting blocks (9); A lifting thread block (10), wherein the lifting thread block (10) is fixedly connected to the left and right sides of the mounting frame (2); A lifting threaded rod (11), wherein the lifting threaded rod (11) is arranged on the top of the mounting block (9); The rotary handle (12) is fixedly connected to the top of the lifting threaded rod (11), the extruding threaded rod (602) and the adjusting threaded rod (503).

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