Air pressure type large-torque pneumatic wrench lifting mechanism

Abstract

The utility model discloses an air pressure type large-torque pneumatic wrench lifting mechanism, which relates to the field of lifting devices and comprises a base, a vertical column is fixedly mounted at the top end of the base, a lifting mechanism is mounted on the vertical column and used for driving a movable frame to move up and down, a rotating mechanism is mounted outside a side plate of the movable frame, and the rotating mechanism is used for rotating the movable frame. A connecting mechanism is installed at the end, away from the lifting mechanism, of the rotating mechanism and used for fixing the torque pneumatic wrench. Through the arrangement of the lifting mechanism, the rotating mechanism and the connecting mechanism, the purpose of automatically lifting the pneumatic torque wrench can be achieved, so that the assembly difficulty is reduced, the installation range can be effectively guaranteed, and the use limitation caused by the too small installation range is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a lifting device field, specifically is a kind of air pressure type big torque pneumatic wrench lifting mechanism. BACKGROUND

[0002] Current wind power gear box all adopt manual assembly, and the bolt fastening needs to use big torque wrench in assembly process, and the existing state is all the operation mode of artificial lifting torque wrench, there is the problem of big operation difficulty, high labor intensity of worker, heavy burden. INVENTION CONTENTS

[0003] The utility model discloses a purpose at: in order to solve the problem in the above background, provide a kind of air pressure type big torque pneumatic wrench lifting mechanism.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of air pressure type big torque pneumatic wrench lifting mechanism, including base, the top of the base is fixedly installed with stand, lifting mechanism is installed on the stand, the lifting mechanism is used to drive mobile frame to move up and down, the side plate outside of the mobile frame is installed with rotating mechanism, the end of the rotating mechanism away from the lifting mechanism is installed with connecting mechanism, and the connecting mechanism is used to fix torque pneumatic wrench.

[0005] As a further scheme of the utility model: the lifting mechanism includes the cylinder being installed in the top of the base, the input end of the air inlet pipe of the cylinder is connected with pressure reducing valve by pipeline, the input end of the pressure reducing valve is connected with gas source by pipeline, the top end of the output shaft of the cylinder is fixedly connected with the bottom end of the top plate of the mobile frame.

[0006] As a further scheme of the utility model: the rotating mechanism is fixedly installed in the connecting piece outside the side plate of the mobile frame, the top end horizontal plate part of the connecting piece is fixedly installed with mounting plate by bolt, the top of the mounting plate is integrally formed with the first rotating shaft projecting upwards, the outer periphery of the first rotating shaft is rotatably connected with extension rod by bearing, and the top of the one end of the extension rod away from the first rotating shaft is rotatably installed with second rotating shaft.

[0007] As a further scheme of the utility model: the top end of the second rotating shaft is fixedly connected with bracket, the edge of the bracket is formed with protruding plate, the protruding plate has recess for placing torque pneumatic wrench between, and the top of the protruding plate of the bracket is fixedly installed with pressure buckle by bolt.

[0008] As a further scheme of the utility model: the side wall of the stand is fixedly installed with sliding guide rail, the outer wall of the sliding guide rail is slidably connected with lifting slide block, and the lifting slide block is fixedly connected with the mobile frame.

[0009] Compared with the prior art, the utility model has the advantages of

[0010] 1、 through setting lift mechanism, rotating mechanism and connecting mechanism, can realize the purpose of automatic lifting pneumatic torque wrench, thereby reduce the assembly difficulty, and can effectively guarantee the installation range, avoid the use limitation caused by too small installation range. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is the front view of the utility model;

[0012] Figure 2 It is the side view of the utility model;

[0013] Figure 3 It is the plan view of the utility model;

[0014] Figure 4 It is the perspective view of the utility model.

[0015] In the drawing: 1, base; 2, pressure reducing valve; 3, cylinder; 4, sliding guide; 5, stand; 6, connecting piece; 7, first rotating shaft; 8, extension rod; 9, second rotating shaft; 10, bracket; 11, moving frame; 12, pressure buckle; 13, lift slider. DETAILED DESCRIPTION

[0016] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative work belong to the scope of protection of the utility model.

[0017] Please refer to Figures 1-4 In the embodiments of the utility model, a gas pressure type large-torque pneumatic wrench lifting mechanism includes base 1, the top end of base 1 is fixedly installed with stand 5, the stand 5 is installed with lift mechanism, the lift mechanism is used to drive moving frame 11 to move up and down, the side plate outside moving frame 11 is installed with rotating mechanism, the end of rotating mechanism away from lift mechanism is installed with connecting mechanism, and the connecting mechanism is used to fix torque pneumatic wrench.

[0018] In the embodiment: first, the handle of torque pneumatic wrench is placed on the connecting mechanism, then the lift mechanism is started, the lift mechanism drives moving frame 11 to move in the vertical direction, moving frame 11 moving upwards drives rotating mechanism to rise synchronously, and rotating mechanism drives torque pneumatic wrench to move upwards through connecting mechanism until torque pneumatic wrench reaches the preset height.

[0019] When the torque pneumatic wrench reaches the appropriate height, the position of the torque pneumatic wrench can be adjusted through the rotating assembly to realize the butt joint of the torque pneumatic wrench and the bolt to be assembled, and then the torque pneumatic wrench can be started to tighten the bolt, thereby realizing the technical effect of not needing manual lifting.

[0020] Please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 4 , the lifting mechanism comprises a cylinder 3 installed at the top end of the base 1, the input end of the air inlet pipe of the cylinder 3 is connected with a pressure reducing valve 2 through a pipeline, the input end of the pressure reducing valve 2 is connected with a gas source through a pipeline, the top end of the output shaft of the cylinder 3 is fixedly connected with the bottom end of the top plate of the moving frame 11, a sliding guide rail 4 is fixedly installed on the side wall of the stand column 5, a lifting sliding block 13 is slidably connected to the outer wall of the sliding guide rail 4, and the lifting sliding block 13 is fixedly connected with the moving frame 11.

[0021] In this embodiment: the gas of the gas source is input into the air inlet pipe of the cylinder 3 after passing through the pressure reducing valve 2, the pressure reducing valve 2 functions to reduce the gas pressure of the gas source to a range suitable for the cylinder 3, at this time the cylinder 3 operates to lift up and lift the moving frame 11 to an appropriate height, in the process of lifting or resetting the moving frame 11, the moving frame 11 drives the lifting sliding block 13 to move along the outer wall of the sliding guide rail 4, thereby ensuring that the moving frame 11 accurately slides in the vertical direction.

[0022] Please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 4 , the rotating mechanism is fixedly installed on the connecting piece 6 outside the side plate of the moving frame 11, the top end horizontal plate part of the connecting piece 6 is fixedly installed with a mounting plate through bolts, the top of the mounting plate is integrally formed with a first rotating shaft 7 protruding upward, the outer periphery of the first rotating shaft 7 is rotatably connected with an extension rod 8 through a bearing, the top of the end of the extension rod 8 away from the first rotating shaft 7 is rotatably installed with a second rotating shaft 9, the top end of the second rotating shaft 9 is fixedly connected with a bracket 10, the edges of the bracket 10 are formed with protruding plates, the protruding plates have grooves for placing the torque pneumatic wrench, and the top end of the protruding plate of the bracket 10 is fixedly installed with a pressure buckle 12 through bolts.

[0023] In this embodiment: after the torque wrench is started to move to a preset height, the angle of the pneumatic torque wrench can be adjusted through the rotating extension rod 8 and the connecting mechanism until the pneumatic torque wrench is aligned with the bolt at the installed position, and then the bolt can be tightened by the pneumatic torque wrench, or the pneumatic torque wrench can be pulled to slide, but the torque wrench should not be misaligned or about to be misaligned with the pressure buckle 12, thereby fixing the bolts at different positions, the adjustment process is convenient, and the installation range is larger.

[0024] The above merely describes a preferred embodiment of the present application, but the scope of protection of the present application is not limited thereto. Any skilled person in the art, according to the technical scheme and the inventive concept of the present application, can make equivalent substitutions or changes within the technical range disclosed by the present application, which should be covered within the scope of protection of the present application.

Claims

1. A pneumatic large torque pneumatic wrench lifting mechanism comprising a base (1), characterized in that, The top end of the base (1) is fixedly provided with a stand (5), the stand (5) is provided with a lifting mechanism, the lifting mechanism is used for driving the up-down movement of a moving frame (11), the side plate of the moving frame (11) is externally provided with a rotating mechanism, the end of the rotating mechanism away from the lifting mechanism is provided with a connecting mechanism, and the connecting mechanism is used for fixing the torque pneumatic wrench.

2. A pneumatic large torque pneumatic wrench lifting mechanism according to claim 1, characterized in that, The lifting mechanism comprises a gas cylinder (3) installed at the top end of the base (1), an input end of an air inlet pipe of the gas cylinder (3) is connected with a pressure reducing valve (2) through a pipeline, an input end of the pressure reducing valve (2) is connected with a gas source through a pipeline, and a top end of an output shaft of the gas cylinder (3) is fixedly connected with a bottom end of a top plate of the moving frame (11).

3. A pneumatic large torque pneumatic wrench lifting mechanism according to claim 1, characterized in that, The rotating mechanism is fixedly installed on the connecting piece (6) outside the side plate of the moving frame (11), the top end horizontal plate part of the connecting piece (6) is fixedly provided with a mounting plate through bolts, the top of the mounting plate is integrally formed with a first rotating shaft (7) protruding upward, the outer periphery of the first rotating shaft (7) is rotatably connected with an extension rod (8) through a bearing, and the top end of the extension rod (8) is rotatably installed with a second rotating shaft (9) away from the first rotating shaft (7).

4. A pneumatic high torque pneumatic wrench lifting mechanism according to claim 3, wherein, The top end of the second rotating shaft (9) is fixedly connected with a bracket (10), the edges of the bracket (10) are formed with protruding plates, the protruding plates have grooves for placing the torque pneumatic wrench, and the top end of the protruding plate of the bracket (10) is fixedly provided with a pressure buckle (12) through bolts.

5. A pneumatic high torque pneumatic wrench lifting mechanism according to claim 4, wherein, The side wall of the stand (5) is fixedly provided with a sliding guide rail (4), the outer wall of the sliding guide rail (4) is slidably connected with a lifting sliding block (13), and the lifting sliding block (13) is fixedly connected with the moving frame (11).

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