Heavy-load wrench supporting tool for mechanical arm

Abstract

The utility model discloses a heavy-load wrench supporting tool for a mechanical arm, and relates to the technical field of mechanical assembly. The device comprises a bottom plate, a lifting assembly is arranged in the center of the top end of the bottom plate, a mounting column is arranged at the top end of the front side of the lifting assembly, a first folding arm is rotationally connected to the top end of the mounting column in a limited mode, and a second folding arm is rotationally connected to the top end of the side, away from the mounting column, of the first folding arm in a limited mode; mounting clamping plates are fixedly mounted on the side, away from the first folding arm, of the second folding arm, and a mounting block is rotationally connected between the mounting clamping plates in a limiting mode through a pin shaft. The position of the wrench can be adjusted greatly more flexibly, the wrench head on the top of the wrench can be aligned with a bolt better, the inclination angle of the wrench head on the wrench can be adjusted and limited flexibly, the wrench head on the top of the wrench can be aligned with the bolt better, and clamping is completed. And the assembly efficiency is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical assembly technical field, concretely relates to a heavy load wrench support fro mechanical arm. BACKGROUND

[0002] Mechanical assembly is the indispensable step in the production process of mechanical equipment, and cooperation bolt is needed in the process of assembly, so wrench is needed to realize the tightening of bolt, and in order to improve the assembly efficiency and reduce the working strength, especially when facing some heavy load wrench, the mechanical arm is needed to support the wrench, which is convenient for the movement and use of the wrench.

[0003] But the existing heavy load wrench support fro mechanical arm only supports and adjusts through single folding arm in the using process, the moving range and flexibility of the wrench need to be improved, which is not conducive to the alignment of the wrench and bolt, and when facing the bolt at the inclined position, the inclined angle of the wrench head on the wrench cannot be flexibly adjusted and limited, so it is difficult to make the wrench and bolt face each other and complete the clamping, thus the assembly efficiency of the wrench is reduced. UTILITY MODEL CONTENTS

[0004] The utility model discloses a heavy load wrench support fro mechanical arm, which can solve the problems of the moving range and flexibility of the wrench, the alignment of the wrench and bolt, and the adjustment and limitation of the inclined angle of the wrench head on the wrench, thereby improving the assembly efficiency of the wrench.

[0005] The utility model discloses a heavy load wrench support fro mechanical arm, which can solve the problems of the moving range and flexibility of the wrench, the alignment of the wrench and bolt, and the adjustment and limitation of the inclined angle of the wrench head on the wrench, thereby improving the assembly efficiency of the wrench.

[0006] A heavy load wrench support fro mechanical arm, comprising a bottom plate, a lifting assembly is arranged at the center of the top end of the bottom plate, an installation column is arranged at the top end of the front side of the lifting assembly, a folding arm one is rotationally connected to the top end of the installation column, a folding arm two is rotationally connected to the top end of the side of the folding arm one away from the installation column, an installation clamping plate is fixedly installed on the side of the folding arm two away from the folding arm one, a pin shaft is fixedly installed between the installation clamping plates, an installation block is rotationally connected between the installation clamping plates through the pin shaft, a connecting crankshaft is rotationally connected to the center of the inside of the installation block, a wrench is fixedly installed on the end of the connecting crankshaft away from the installation block, and a wrench head is transmissionally connected to the top of the wrench.

[0007] Further, the top of the wrench is provided with a rotating handle for fastening the wrench head, which is convenient for replacing different wrench heads and completing the fastening assembly of different bolts.

[0008] Further, the left and right sides of the mounting clamping plate are provided with sliding grooves, the left and right ends of the mounting block are fixedly installed with limiting columns, and the limiting columns are limitedly and slidably connected in the sliding grooves, and the outer side of the limiting column on one side is threadedly connected with a fastening knob, so that the friction force borne by the mounting block when rotating between the mounting clamping plates can be selectively adjusted by screwing the fastening knob.

[0009] Further, the sliding groove is in the shape of a circular arc, and the center of the circular arc is concentric with the axis of the pin shaft, so that when the mounting block rotates around the pin shaft, the limiting column can slide in the sliding groove.

[0010] Further, the lifting assembly comprises a stand column, the central part of the top end of the bottom plate is fixedly installed with a stand column, the front end of the stand column is fixedly installed with a guide rail, the front side of the guide rail is limitedly and slidably connected with a supporting sliding block, the right end of the stand column is fixedly installed with a lifting transmission module, and the lifting transmission module is in transmission connection with the supporting sliding block, for driving the supporting sliding block to move up and down, the top of the supporting sliding block on the front side of the guide rail is limitedly and slidably connected with a mounting sliding block, and the mounting column is fixedly installed at the top end of the mounting sliding block, and a nitrogen spring is fixedly installed between the mounting sliding block and the supporting sliding block, for buffering the movement of the mounting sliding block.

[0011] Further, the rear side of the top end of the bottom plate is fixedly installed with a machine box, and the top of the machine box on the rear side of the top end of the bottom plate is fixedly installed with a pressure regulating valve through a support, for controlling the use of the lifting transmission module and the rotation of the folding arm.

[0012] Further, the four corners of the bottom end of the bottom plate are fixedly installed with Forma wheels, and the top end of the rear side of the bottom plate is fixedly installed with a push handle, for facilitating the transfer and stable placement of the supporting tool.

[0013] The beneficial effects of the utility model are as follows:

[0014] The utility model discloses a folding arm, a lifting transmission module and a fastening knob are arranged, the folding arm is combined with the folding arm two, after the wrench is lifted to the specified assembly area by the lifting transmission module, the position of the wrench can be adjusted more flexibly, the wrench head on the top of the wrench is better and the bolt are aligned, the rotation of the mounting block between the mounting clamping plate is driven by the connecting crankshaft, and the friction force when rotating is adjusted by the fastening knob, the inclination angle of the wrench head on the wrench can be adjusted and limited flexibly, the wrench head on the top of the wrench is better and the bolt are aligned and clamped, and the assembly efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0016] Figure 2 It is the partial three-dimensional structure schematic diagram of the utility model.

[0017] Figure 3 This is a schematic diagram of the three-dimensional structure of the lifting assembly and the mounting column of the utility model;

[0018] Figure 4 This is a schematic diagram of the three-dimensional structure of the connection between the folding arm and the wrench of the utility model;

[0019] Figure 5 It is a schematic diagram of the three-dimensional structure of the wrench connection of the utility model.

[0020] Figure markings: 1. Base plate; 2. Lifting assembly; 21. Column; 22. Guide rail; 23. Support slider; 24. Lifting transmission module; 25. Mounting slider; 26. Nitrogen spring; 3. Mounting column; 4. Folding arm one; 5. Folding arm two; 6. Mounting splint; 7. Pin; 8. Mounting block; 9. Connecting crankshaft; 10. Wrench; 11. Wrench head; 12. Slide; 13. Limit column; 14. Tightening knob; 15. Chassis; 16. Pressure regulating valve; 17. Forma wheel; 18. Push handle. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

[0022] A heavy-duty wrench support tool for a robotic arm according to a preferred embodiment of the present invention will be described in detail below. Figures 1-5 As shown, a heavy-duty wrench supporting tooling for a robotic arm includes a base plate 1, a lifting assembly 2 is provided at the center of the top of the base plate 1, and the lifting assembly 2 includes a column 21. The column 21 is fixedly installed at the center of the top of the base plate 1, and a guide rail 22 is fixedly installed at the front end of the column 21. The front side of the guide rail 22 is slidingly connected to a support slider 23. A lifting transmission module 24 is fixedly installed at the right end of the column 21, and the lifting transmission module 24 is transmission-connected to the support slider 23 for driving the support slider 23 to move up and down. The upper limit sliding connection of the support slider 23 on the front side of the guide rail 22 is connected to the mounting slider 25, and the mounting column 3 is fixedly installed on the top of the mounting slider 25. A nitrogen spring 26 is fixedly installed between the mounting slider 25 and the support slider 23 to cushion the movement of the mounting slider 25.

[0023] The top end of the front side of the lifting assembly 2 is provided with a mounting column 3, the top end of the mounting column 3 is rotationally connected with a folding arm one 4, the top end of the side, away from the mounting column 3, of the folding arm one 4 is rotationally connected with a folding arm two 5, the side, away from the folding arm one 4, of the folding arm two 5 is fixedly installed with a mounting clamping plate 6, the mounting clamping plate 6 is fixedly installed with a pin shaft 7, the mounting clamping plate 6 is rotationally connected with a mounting block 8 through the pin shaft 7, the central part of the inside of the mounting block 8 is rotationally connected with a connecting crank 9, one end, away from the mounting block 8, of the connecting crank 9 is fixedly installed with a wrench 10, the top of the wrench 10 is drivingly connected with a wrench head 11, and the top of the wrench 10 is provided with a rotating handle for fastening the wrench head 11, so that different wrench heads 11 can be replaced, and then the fastening assembly of different bolts can be completed.

[0024] The left and right sides of the mounting clamping plate 6 are provided with sliding grooves 12, the sliding grooves 12 are in the shape of a circular arc, and the center of the circular arc is concentric with the axis of the pin shaft 7, so that when the mounting block 8 rotates around the pin shaft 7, the limiting column 13 can slide in the sliding groove 12, the left and right ends of the mounting block 8 are fixedly installed with the limiting column 13, and the limiting column 13 is limitingly and slidingly connected in the sliding groove 12, the outside of one side of the limiting column 13 is threadedly connected with a fastening knob 14, so that the friction force that the mounting block 8 receives when rotating between the mounting clamping plates 6 can be selectively adjusted by rotating the fastening knob 14.

[0025] The rear side of the top end of the bottom plate 1 is fixedly installed with a machine box 15, the upper side of the machine box 15 on the rear side of the top end of the bottom plate 1 is fixedly installed with a pressure regulating valve 16 through a support, for controlling the use of the lifting transmission module 24 and the rotation of the folding arm, the four corners of the bottom end of the bottom plate 1 are fixedly installed with a foma wheel 17, and the top end of the rear side of the bottom plate 1 is fixedly installed with a push handle 18, for facilitating the transfer and stable placement of the supporting tooling.

[0026] The working principle of the utility model is:

[0027] When it is needed to be used, the position of the heavy-duty wrench supporting tooling can be moved by pushing the push handle 18 through the design of the foma wheel 17 at the bottom end of the bottom plate 1, and after reaching the specified assembly position, the position is fixed through the foma wheel 17.

[0028] After reaching the specified assembly position, the supporting sliding block 23 can be driven to move up and down through the action of the lifting transmission module 24, so that the supporting sliding block 23 drives the mounting sliding block 25 to move up and down through the nitrogen spring 26, and through the fixed installation of the mounting sliding block 25 and the mounting column 3, the mounting column 3 can be driven to move up and down, so that the mounting column 3 drives the folding arm one 4, the folding arm two 5 and the wrench 10 to move up and down, so that the wrench 10 reaches the specified assembly area.

[0029] When assembling, the hand wrench 10 is connected with the limiting rotating connection of the folding arm 1 and the mounting column 3, and the limiting rotating connection of the folding arm 2 and the folding arm 1, and the rotating and folding of the folding arm 1 and the folding arm 2 can flexibly adjust the position of the hand wrench 10, and the hand wrench head 11 at the top of the hand wrench 10 is better aligned with the bolt.

[0030] The mounting block 8 is connected with the limiting rotating connection of the pin shaft 7 inside the mounting clamping plate 6, and the limiting rotating connection of the connecting crank 9 inside the mounting block 8, and the connecting crank 9 drives the mounting block 8 to rotate between the mounting clamping plates 6, and the connecting crank 9 drives the hand wrench 10 to adjust the horizontal position and the inclination angle, and the hand wrench head 11 at the top of the hand wrench 10 is better aligned with the bolt.

[0031] During the rotation of the connecting crank 9 and the mounting block 8 between the mounting clamping plates 6, the mounting block 8 drives the limiting column 13 to slide in the sliding groove 12, and the rotating fastening knob 14 can change the friction between the inside of the rotating fastening knob 14 and the side wall of the mounting clamping plate 6, and the friction of the mounting block 8 between the mounting clamping plates 6 can be adjusted, and the inclination angle can be adjusted with less effort, and the friction can be increased to better align the hand wrench 10 with the bolt.

[0032] The above description of the disclosed embodiments enables those skilled in the art to carry out or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A heavy load wrench support tool for a robot arm, comprising a base plate (1), characterized in that, The central part of the top end of the bottom plate (1) is provided with a lifting assembly (2), the top end of the front side of the lifting assembly (2) is provided with a mounting column (3), the top end of the mounting column (3) is limitingly and rotationally connected with a folding arm one (4), the top end of the side, away from the mounting column (3), of the folding arm one (4) is limitingly and rotationally connected with a folding arm two (5), the side, away from the folding arm one (4), of the folding arm two (5) is fixedly installed with a mounting clamping plate (6), the mounting clamping plate (6) is fixedly installed with a pin shaft (7) between, the mounting clamping plate (6) is limitingly and rotationally connected with a mounting block (8) through the pin shaft (7) between, the central part of the inside of the mounting block (8) is limitingly and rotationally connected with a connecting crankshaft (9), the one end, away from the mounting block (8), of the connecting crankshaft (9) is fixedly installed with a wrench (10), the top of the wrench (10) is transmissionally connected with a wrench head (11). The left and right sides of the mounting clamping plate (6) are provided with sliding grooves (12), the left and right ends of the mounting block (8) are fixedly installed with limit posts (13), and the limit posts (13) are limitingly and slidingly connected in the sliding grooves (12), the outer side of the limit post (13) on one side is threadedly connected with a fastening knob (14).

2. The heavy load wrench support tool for a robot arm according to claim 1, characterized by, The top of the wrench (10) is provided with a rotating handle for fastening the wrench head (11), so that different wrench heads (11) can be replaced.

3. The heavy load wrench support tool for a robot arm according to claim 1, wherein The sliding grooves (12) are in the shape of a circular arc, and the center of the circular arc is concentric with the axis of the pin shaft (7).

4. The heavy load wrench support tool for a robot arm according to claim 1, wherein The lifting assembly (2) comprises: A stand column (21) is fixedly installed at the central part of the top end of the bottom plate (1); A guide rail (22) is fixedly installed at the front end of the stand column (21); A supporting sliding block (23) is limitingly and slidingly connected at the front side of the guide rail (22); A lifting transmission module (24) is fixedly installed at the right end of the stand column (21), and the lifting transmission module (24) is transmissionally connected with the supporting sliding block (23); A mounting sliding block (25) is limitingly and slidingly connected above the supporting sliding block (23) at the front side of the guide rail (22), and the mounting column (3) is fixedly installed at the top end of the mounting sliding block (25); A nitrogen spring (26) is fixedly installed between the mounting sliding block (25) and the supporting sliding block (23).

5. The heavy load wrench support tool for a robot arm according to any one of claims 1 to 4, characterized in that, A machine box (15) is fixedly installed at the rear side of the top end of the bottom plate (1), and a pressure regulating valve (16) is fixedly installed above the machine box (15) at the rear side of the top end of the bottom plate (1) through a support.

6. The heavy load wrench support tool for a robot arm according to any one of claims 1 to 4, characterized by, A foma wheel (17) is fixedly installed at each corner of the bottom end of the bottom plate (1), and a push handle (18) is fixedly installed at the top end of the rear side of the bottom plate (1).

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