Titanium alloy pipe polishing device

Abstract

The utility model belongs to the technical field of gold tube polishing, and particularly relates to a titanium alloy tube polishing device which comprises a working table, a motor is arranged on one side of the top of the working table, a three-jaw chuck is arranged at one end of an output shaft of the motor, and a reciprocating moving assembly is arranged on the top of the working table and located on one side of the three-jaw chuck. The input end of the reciprocating moving assembly is connected with an output shaft of the motor through a linkage mechanism, a first hydraulic cylinder is arranged at the output end of the reciprocating moving assembly, a mounting block is fixed to an output shaft of the first hydraulic cylinder, and a polishing assembly for polishing the outer side and the inner side of the titanium alloy pipe at the same time is arranged on one side of the mounting block. A positioning assembly capable of correcting the titanium alloy pipe is arranged at the top of the workbench. The two polishing blocks can be driven to synchronously move on the outer wall and the inner wall of the titanium alloy pipe, the titanium alloy pipe is comprehensively polished in cooperation with rotation of the titanium alloy pipe, the efficiency of the titanium alloy pipe is improved, and labor intensity is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of gold pipe polishing technology, specifically related to a titanium alloy pipe polishing device. BACKGROUND

[0002] Titanium alloy as a kind of high-performance metal material, in aviation, aerospace, chemical industry, medical field has extensive application.Especially in gas turbine engine, cylinder and other key components, titanium alloy pipeline because of its excellent corrosion resistance and high strength characteristics, plays a vital role.However, in these high-end applications, the roughness of titanium alloy pipeline inner and outer wall has direct influence on its performance, including friction, wear and fluid flow resistance etc..Therefore, the inner and outer wall of titanium alloy pipeline is polished with high precision to reduce surface roughness and improve its overall performance, become an indispensable link in production process.

[0003] Problems existing in prior art:

[0004] The polishing device currently used is relatively single in function, when polishing titanium alloy pipe, these devices can only polish the outer surface of the pipeline, and cannot simultaneously effectively polish the inner surface, when polishing the inner surface, additional methods and tools are needed to separately process the inner surface of titanium alloy pipe, this limitation not only reduces the overall polishing efficiency, makes the polishing process more complicated and time-consuming, also significantly increases the labor intensity of operating personnel. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a titanium alloy pipe polishing device, can drive two grinding blocks to move on the outer wall and inner wall of titanium alloy pipe synchronously, cooperate with the rotation of titanium alloy pipe, realize the comprehensive polishing of titanium alloy pipe, improve the efficiency of titanium alloy pipe, reduce labor intensity.

[0006] The technical scheme adopted by the utility model is as follows:

[0007] A titanium alloy pipe polishing device, including workbench, the top of the workbench one side is provided with motor, the output shaft one end of the motor is provided with three-jaw chuck, the top of the workbench and located three-jaw chuck one side is provided with reciprocating movement subassembly, the input of reciprocating movement subassembly is connected with the output shaft of motor through linkage mechanism, the output end of reciprocating movement group is provided with first hydraulic cylinder, the output shaft of first hydraulic cylinder is fixed with mounting block, the one side of mounting block is provided with the polishing assembly that polishes titanium alloy pipe outer side and inner side simultaneously, the top of the workbench is provided with the positioning assembly that can correct titanium alloy pipe;

[0008] The polishing assembly comprises a second moving groove formed in one side of the mounting block, a second screw rod rotatably arranged in the second moving groove, a second moving block screwed on the outer wall of the second screw rod, a mounting rod fixed to one side of the second moving block and the mounting block, two mounting rods located on the same side, and a polishing block fixed to the opposite side of the two mounting rods by bolts.

[0009] The reciprocating moving assembly comprises a first moving groove formed in the top of the workbench, a reciprocating screw rod rotatably arranged in the first moving groove, a first moving block screwed on the outer wall of the reciprocating screw rod, the first moving block being the output end of the reciprocating moving assembly, an installation groove formed in one side of the three-jaw chuck on the top of the workbench, and one end of the reciprocating screw rod located in the installation groove, the one end of the reciprocating screw rod being the input end of the reciprocating moving assembly.

[0010] The positioning assembly comprises a second hydraulic cylinder arranged on the top of the workbench and located on one side of the first moving groove, an installation plate fixed to the output shaft of the second hydraulic cylinder, two third moving grooves formed in the top of the installation plate, and a double-head screw rod rotatably arranged between the interiors of the two third moving grooves.

[0011] The opposite sides of the two clamping blocks are provided with arc-shaped grooves matched with the titanium alloy pipe, and the inner sides of the arc-shaped grooves are provided with a plurality of ball bearings.

[0012] One end of the second screw rod and one end of the double-head screw rod are fixedly provided with a rotating wheel.

[0013] The technical effects achieved by the utility model are as follows:

[0014] The polishing assembly is arranged, the second moving block is driven to move by the second screw rod, the polishing block on the mounting rod at the top is driven to move, the two polishing blocks are adapted to the wall thickness of the titanium alloy pipe, the two polishing blocks are in contact with the outer surface and the inner surface of the titanium alloy pipe respectively, the reciprocating moving assembly is further arranged, the reciprocating screw rod is driven to rotate by the motor and the linkage mechanism, the first moving block is driven to reciprocate by the reciprocating screw rod, the two polishing blocks are synchronously driven to move on the outer wall and the inner wall of the titanium alloy pipe, the rotation of the titanium alloy pipe is matched, the comprehensive polishing of the titanium alloy pipe is realized, the efficiency of the titanium alloy pipe is improved, the labor intensity is reduced, the positioning assembly is arranged, the end part of the titanium alloy pipe is corrected and limited, the titanium alloy pipe is prevented from swinging when rotating, and the stability of polishing is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a front view of the utility model;

[0016] Figure 2 is a side view of the utility model.

[0017] Figure 3 The utility model discloses Figure 1 A area amplification structure schematic diagram.

[0018] In the drawing, the component list that each sign represents is as follows:

[0019] 1, workbench;2, motor;3, three-jaw chuck;4, first mobile groove;5, reciprocating screw;6, first moving block;7, first hydraulic cylinder;8, mounting block;9, second mobile groove;10, second screw;11, second moving block;12, mounting rod;13, linkage mechanism;14, second hydraulic cylinder;15, mounting plate;16, third mobile groove;17, double-end screw;18, clamping block;19, polishing block. Specific embodiments

[0020] In order to make the utility model's purpose and advantage more clearly clear, the following is with example to the utility model carries out specific explanation. It should be understood that the following text is only used to describe one or several specific implementation modes of the utility model, and does not strictly limit the protection scope of the utility model specifically requested.

[0021] As Figures 1-2 The utility model discloses a titanium alloy pipe polishing device, including workbench 1, the top one side of workbench 1 is provided with motor 2, and the output shaft one end of motor 2 is provided with three-jaw chuck 3, and the top of workbench 1 and located three-jaw chuck 3 one side is provided with reciprocating movement subassembly, and the input of reciprocating movement subassembly is connected with the output shaft of motor 2 through linkage mechanism 13, and the output end of reciprocating movement is provided with first hydraulic cylinder 7, and the output shaft of first hydraulic cylinder 7 is fixed with mounting block 8, and the one side of mounting block 8 is provided with polishing subassembly that can polish titanium alloy pipe outside and inside simultaneously, and the top of workbench 1 is provided with positioning subassembly that can correct titanium alloy pipe, and linkage mechanism 13 can be belt drive also can be gear drive,

[0022] Polishing subassembly includes the second mobile groove 9 that the one side of mounting block 8 is opened, and the second screw 10 is rotatably installed in the inside of second mobile groove 9, and the second mobile block 11 is screwed on the outer wall of second screw 10, and the one side of second mobile block 11 and mounting block 8 is fixed with mounting rod 12, and two mounting rods 12 are located on the same side, and the opposite side of two mounting rods 12 is fixed with polishing block 19 through bolt, and the polishing block 19 that is provided is convenient for polishing titanium alloy pipe inner wall and outer wall, and by the rotation of second screw 10, drive second mobile block 11 moves, and the mounting rod 12 and polishing block 19 on second mobile block 11 are moved and adjusted, make the interval of two polishing blocks 19 suitable for the pipe wall thickness of titanium alloy pipe, simple structure, convenient operation, convenient for the foam of titanium alloy pipe of different wall thickness, improve the flexibility of equipment;

[0023] The reciprocating moving assembly comprises a first moving groove 4 opened on the top of the workbench 1, a reciprocating lead screw 5 rotatably installed inside the first moving groove 4, a first moving block 6 threadedly connected to the outer wall of the reciprocating lead screw 5, two second guide rods fixed to the top of the first moving block 6 and located on the side of a first hydraulic cylinder 7, a guide groove opened on the bottom of the mounting block 8 and slidably connected with the second guide rods, the first moving block 6 as the output end of the reciprocating moving assembly, a mounting groove opened on the top of the workbench 1 and located on the side of the three-jaw chuck 3, one end of the reciprocating lead screw 5 located in the mounting groove, and one end of the reciprocating lead screw 5 as the input end of the reciprocating moving assembly, when the motor 2 rotates, the reciprocating lead screw 5 is driven to rotate through cooperation with the upper linkage mechanism 13, the first moving block 6 is driven to move, and the polishing block 19 on the mounting rod 12 is driven to reciprocate by the first moving block 6, so that the polishing of the outer side and the inner side of the titanium alloy pipe is facilitated.

[0024] According to the above structure, the three-jaw chuck 3 fixes one end of the titanium alloy pipe, the first hydraulic cylinder 7 is started, the mounting block 8 is driven to move upwards, the bottom polishing block 19 is flush with the inner wall of the titanium alloy pipe, then the second lead screw 10 is rotated and the movement of the second moving block 11 is driven, the top polishing block 19 is driven to be flush with the outer wall of the titanium alloy pipe by the second moving block 11, after the adjustment is completed, the motor 2 is started, the titanium alloy pipe is driven to rotate through the three-jaw chuck 3, and the reciprocating lead screw 5 is driven to rotate through the linkage mechanism 13, the first moving block 6 is driven to move, and the polishing block 19 on the mounting rod 12 is driven to reciprocate by the first moving block 6, so that the synchronous polishing of the outer side and the inner side of the titanium alloy pipe is facilitated, the polishing efficiency is improved, and the labor intensity is reduced.

[0025] As shown in Figures 1-3 The positioning assembly comprises a second hydraulic cylinder 14 arranged on the top of the workbench 1 and located on the side of the first moving groove 4, an installation plate 15 fixed to the output shaft of the second hydraulic cylinder 14, two telescopic guide rods fixed to the workbench 1 and arranged on the bottom of the installation plate 15, which improves the stability of the movement of the installation plate 15, two third moving grooves 16 opened on the top of the installation plate 15, a double-head lead screw 17 rotatably installed between the interiors of the two third moving grooves 16, a clamping block 18 threadedly connected to the outer wall of the double-head lead screw 17 and located in the third moving groove 16, arc-shaped grooves arranged on the opposite sides of the two clamping blocks 18 and matched with the titanium alloy pipe, and a plurality of balls arranged on the inner side of the arc-shaped grooves;

[0026] According to the above structure, after the titanium alloy pipe is fixed by the three-jaw chuck 3, the second hydraulic cylinder 14 is started, the second hydraulic cylinder 14 drives the mounting plate 15 to move, when the two clamping blocks 18 are started to the two sides of the titanium alloy pipe, the double-end screw rod 17 is rotated, the double-end screw rod 17 drives the clamping block 18 to approach the titanium alloy pipe and clamps the titanium alloy pipe, then the cooperation of the ball makes the titanium alloy pipe rotate smoothly when being clamped, prevents the titanium alloy pipe from swinging when rotating, makes the titanium alloy pipe rotate more stably, and improves the stability of polishing the titanium alloy pipe.

[0027] As shown in Figures 1-3 Figures 1-3 The end of the second screw rod 10 and the double-end screw rod 17 is fixed with a rotating wheel, the rotating wheel can rotate the second screw rod 10 or the double-end screw rod 17 manually, and the utility model has the advantages of practicality.

[0028] The working principle of the utility model is that the three-jaw chuck 3 fixes one end of the titanium alloy pipe, the second hydraulic cylinder 14 is started, the second hydraulic cylinder 14 drives the mounting plate 15 to move, when the two clamping blocks 18 are started to the two sides of the titanium alloy pipe, the double-end screw rod 17 is rotated, the double-end screw rod 17 drives the clamping block 18 to approach the titanium alloy pipe and clamps the titanium alloy pipe, then the cooperation of the ball makes the titanium alloy pipe rotate smoothly when being clamped, prevents the titanium alloy pipe from swinging when rotating, the first hydraulic cylinder 7 is started, the first hydraulic cylinder 7 drives the mounting block 8 to move upwards, the bottom polishing block 19 is flush with the inner wall of the titanium alloy pipe, then the second screw rod 10 is rotated and drives the movement of the second moving block 11, the second moving block 11 drives the top polishing block 19 to be flush with the outer wall of the titanium alloy pipe, after adjustment, the motor 2 is started, the motor 2 drives the titanium alloy pipe to rotate through the three-jaw chuck 3, and drives the reciprocating screw rod 5 to rotate through the linkage mechanism 13, the reciprocating screw rod 5 drives the first moving block 6 to move, the first moving block 6 can drive the polishing block 19 on the mounting rod 12 to move reciprocatingly, the polishing efficiency is improved, and the labor intensity is reduced.

[0029] The above only is the preferred implementation manner of the utility model, it should be pointed out that, for ordinary technical personnel in the prior art, on the premise of not departing from the principle of the utility model, can make a number of improvements and refinements, these improvements and refinements also should be regarded as the protection scope of the utility model.The structure, device and operation method not specifically described and explained in the utility model, are implemented according to conventional means in the art, if no special description and limitation.

Claims

1. A titanium alloy tube polishing apparatus comprising a worktable (1), characterized in that: The top side of the workbench (1) is provided with a motor (2), one end of the output shaft of the motor (2) is provided with a three-jaw chuck (3), the top of the workbench (1) and on one side of the three-jaw chuck (3) is provided with a reciprocating moving assembly, the input of the reciprocating moving assembly is connected with the output shaft of the motor (2) through a linkage mechanism (13), the output end of the reciprocating moving assembly is provided with a first hydraulic cylinder (7), the output shaft of the first hydraulic cylinder (7) is fixedly provided with a mounting block (8), one side of the mounting block (8) is provided with a polishing assembly for polishing the outer side and the inner side of the titanium alloy pipe at the same time, the top of the workbench (1) is provided with a positioning assembly for correcting the titanium alloy pipe; The polishing assembly comprises a second moving groove (9) formed in one side of the mounting block (8), a second screw rod (10) is rotatably installed in the second moving groove (9), a second moving block (11) is screwed on the outer wall of the second screw rod (10), mounting rods (12) are fixed to one side of the second moving block (11) and the mounting block (8), the two mounting rods (12) are located on the same side, and the opposite sides of the two mounting rods (12) are fixedly provided with polishing blocks (19) through bolts.

2. The titanium alloy tube polishing apparatus of claim 1, wherein: The reciprocating moving assembly comprises a first moving groove (4) formed in the top of the workbench (1), a reciprocating screw rod (5) is rotatably installed in the first moving groove (4), a first moving block (6) is screwed on the outer wall of the reciprocating screw rod (5), the first moving block (6) is the output end of the reciprocating moving assembly, a mounting groove is formed in the top of the workbench (1) and on one side of the three-jaw chuck (3), one end of the reciprocating screw rod (5) is located in the mounting groove, and one end of the reciprocating screw rod (5) is the input end of the reciprocating moving assembly.

3. The titanium alloy tube polishing apparatus of claim 1, wherein: The positioning assembly comprises a second hydraulic cylinder (14) arranged on the top of the workbench (1) and on one side of the first moving groove (4), an installation plate (15) is fixed to the output shaft of the second hydraulic cylinder (14), two third moving grooves (16) are formed in the top of the installation plate (15), and a double-head screw rod (17) is rotatably installed between the interiors of the two third moving grooves (16). A clamping block (18) is screwed on the outer wall of the double-head screw rod (17) and located in the third moving groove (16).

4. The titanium alloy tube polishing apparatus of claim 3, wherein: The opposite sides of the two clamping blocks (18) are provided with arc-shaped grooves matched with the titanium alloy pipe, and a plurality of ball bearings are arranged on the inner sides of the arc-shaped grooves.

5. The titanium alloy tube polishing apparatus of claim 1, wherein: One end of the second screw rod (10) and the double-head screw rod (17) is fixedly provided with a rotating wheel.

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