CN220261050U

CN220261050U - Power-assisted mechanical arm

Info

Publication number: CN220261050U
Application number: CN202321566224.XU
Authority: CN
Inventors: 徐诗琴; 徐岳圣; 龙智
Original assignee: Hubei Junzheng Intelligent Equipment Co ltd
Current assignee: Hubei Junzheng Intelligent Equipment Co ltd
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2023-12-29
Anticipated expiration: 2033-06-19

Abstract

The utility model relates to the technical field of copper foil production, in particular to a power-assisted mechanical arm, which comprises a supporting plate, wherein a mechanical arm body is arranged on the top surface of the supporting plate, a plurality of supporting columns which are arranged in a matrix are fixed at the bottom end of the supporting plate, and the power-assisted mechanical arm further comprises: the clamping mechanism is arranged on the bottom surface of the connecting end of the mechanical arm body and used for clamping the copper foil stamping parts, the clamping mechanism comprises a mounting plate fixed on the bottom surface of the connecting end of the mechanical arm body, four guide grooves which are annularly distributed at equal intervals are arranged on the bottom surface of the mounting plate, a placing groove is formed in the mounting plate and close to the middle position, and the clamping mechanism further comprises four rotating rods which are rotationally connected with the mounting plate; according to the copper foil stamping part clamping device, the mechanical arm body and the clamping mechanism are arranged to assist in clamping the copper foil stamping part, the clamping mechanism is arranged to stably clamp the copper foil stamping part, and the four springs, the four clamping plates and the four protection plates are arranged to prevent the copper foil stamping part from deforming.

Description

Power-assisted mechanical arm

Technical Field

The utility model relates to the technical field of copper foil production, in particular to a power-assisted mechanical arm.

Background

The mechanical arm is an automatic operation device which can imitate certain action functions of a human hand and the arm and is used for grabbing and carrying objects or operating tools according to a fixed program, and is characterized in that various expected operations can be completed through programming, and the mechanical arm has the advantages of the human and mechanical arm in terms of structure and performance; the mechanical arm is the earliest industrial robot and the earliest modern robot, can replace heavy labor of people to realize mechanization and automation of production, can operate in harmful environments to protect personal safety, and is widely applied to departments of mechanical manufacture, metallurgy, electronics, light industry, atomic energy and the like.

The automatic blanking manipulator device of the copper foil stamping part for the conventional plate heat exchanger directly extrudes and grabs the copper foil stamping part, the copper foil stamping part is deformed due to overlarge extrusion force, the copper foil stamping part with overlarge pressure can fall off in the moving process, and accordingly defective rate is increased, grabbing speed is low, and grabbing instability occurs.

Disclosure of Invention

The utility model aims to provide a power-assisted mechanical arm, which is used for solving the problems that the existing automatic blanking mechanical arm device for the copper foil stamping parts for the plate heat exchanger provided in the background art directly performs extrusion grabbing on the copper foil stamping parts, the copper foil stamping parts deform due to overlarge extrusion force, the copper foil stamping parts with overlarge pressurization force can fall in the moving process, and accordingly defective rate is increased, grabbing speed is low and grabbing instability occurs.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a helping hand arm, includes the backup pad, install the arm body on the backup pad top surface, backup pad bottom mounting has a plurality of to be the support column that the matrix was arranged, still includes:

the clamping mechanism is arranged on the bottom surface of the connecting end of the mechanical arm body and used for clamping the copper foil stamping part, the clamping mechanism comprises a mounting plate fixed on the bottom surface of the connecting end of the mechanical arm body, the bottom surface of the mounting plate is provided with four guide grooves which are distributed in an annular equidistant mode, the inside of the mounting plate is close to a middle position and provided with a placing groove, the clamping mechanism further comprises four rotating rods which are rotationally connected with the mounting plate, four sliding blocks which are coaxially connected with the rotating rods on the same side and are positioned in the guide grooves on the same side of the surface of the mounting plate, four guide blocks which are in threaded connection with the threaded rods on the same side and are slidably connected with the guide grooves on the same side of the surface of the mounting plate, four bevel gears which are positioned in the placing groove on the inner side of the mounting plate and are vertically meshed with each other are coaxially connected to the outer wall of the rotating rods, the clamping mechanism further comprises four moving plates fixed on the bottom end of the same side guide blocks, four clamping plates which are close to one side of the bevel gears, four springs which are arranged between the clamping plates and the same side of the mounting plate, four sliding blocks which are fixedly arranged on the top surface of the same side of the clamping plate, and four sliding blocks which are slidably connected with the same side of the surface of the mounting plate, and the motor penetrates through the same side of the rotating shaft, and the rotating shaft.

Preferably, the bottom of the support column is fixed with a bottom plate, and the bottom of the bottom plate is provided with a universal wheel.

Preferably, the right side surface of the supporting plate is fixed with two traction plates, and the two traction plates are respectively positioned at the front end and the rear end of the right side surface of the supporting plate.

Preferably, the longitudinal section shape of the guide groove on the surface of the mounting plate is I-shaped, and the shapes of the sliding block and the guide block are I-shaped which are matched with the shape of the guide groove on the surface of the mounting plate.

Preferably, gaskets are fixed between the springs and the same-side moving plate and between the springs and the same-side clamping plate, and the gaskets and the same-side springs are welded and fixed together.

Preferably, the clamping mechanism further comprises a protection plate fixed on the surface of one side of the clamping plate close to the bevel gear at the same side, and the thickness of the protection plate is 2-4cm.

Preferably, the clamping mechanism further comprises a fixing plate fixed on the outer wall of the mounting plate and shaped like an L, and a protection box fixed on one side surface of the fixing plate, close to the mounting plate, of the vertical plate end of the fixing plate, the motor is fixed on one side surface of the fixing plate, close to the mounting plate, of the vertical plate end of the fixing plate and located inside the protection box, and the rotating shaft penetrates through one side outer wall of the protection box, close to the mounting plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. the copper foil stamping part can be clamped in an auxiliary mode by arranging the mechanical arm body and the clamping mechanism, the copper foil stamping part can be clamped stably by arranging the clamping mechanism, and the copper foil stamping part can be prevented from deforming by arranging the four springs, the four clamping plates and the four protection plates;

2. the clamping mechanism further comprises a protection plate fixed on the surface of the clamping plate on the same side, which is close to one side of the bevel gear, and the thickness of the protection plate is 2-4cm, so that the outer wall of the copper foil stamping part can be protected.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall structure of the clamping mechanism according to the present utility model;

FIG. 3 is a schematic view of the internal structure of the mounting plate of the present utility model;

FIG. 4 is a partial exploded view of the clamping mechanism of the present utility model;

fig. 5 is a partial exploded view of the clamping mechanism of the present utility model.

The meaning of each reference numeral in the figures is:

1. a support plate; 2. a robot arm body; 3. a support column; 4. a bottom plate; 5. a universal wheel; 6. a traction plate; 7. a clamping mechanism; 71. a mounting plate; 72. a guide block; 73. a screw; 74. a rotating rod; 75. a moving plate; 76. a fixing plate; 77. a protection box; 78. a motor; 79. bevel gears; 710. a rotating shaft; 711. a spring; 712. a gasket; 713. a clamping plate; 714. a slide block; 715. and (5) protecting the plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a helping hand arm, includes backup pad 1, installs arm body 2 on the backup pad 1 top surface, and backup pad 1 bottom mounting has a plurality of to be support column 3 that matrix was arranged, still includes:

the clamping mechanism 7 is arranged on the bottom surface of the connecting end of the mechanical arm body 2 and used for clamping the copper foil stamping parts, the clamping mechanism 7 comprises a mounting plate 71 fixed on the bottom surface of the connecting end of the mechanical arm body 2, four guide grooves which are distributed in an annular equidistant manner are arranged on the bottom surface of the mounting plate 71, a placing groove is arranged in the mounting plate 71 near the middle position, the clamping mechanism 7 also comprises four rotating rods 74 which are rotationally connected with the mounting plate 71, four screw rods 73 which are coaxially connected with the rotating rods 74 on the same side and are positioned in the guide grooves on the same side on the surface of the mounting plate 71, four guide blocks 72 which are in threaded connection with the screw rods 73 on the same side and are slidably connected with the guide grooves on the same side on the surface of the mounting plate 71, four bevel gears 79 which are positioned in the placing groove in the mounting plate 71 and are mutually vertically meshed are coaxially connected on the outer wall of the rotating rods 74, the clamping mechanism 7 further comprises four moving plates 75 fixed at the bottom ends of the same-side guide blocks 72, four clamping plates 713 positioned at the side, close to the bevel gear 79, of the same-side moving plates 75, four springs 711 installed between the clamping plates 713 and the same-side moving plates 75, four sliding blocks 714 fixed on the top surface of the same-side clamping plates 713 and slidably connected with the same-side guide grooves on the surface of the mounting plate 71, and screws 73 penetrating through the same-side sliding blocks 714, the clamping mechanism 7 further comprises a motor 78 positioned at one side of the mounting plate 71, a rotating shaft 710 coaxially connected with the output shaft of the motor 78 and coaxially fixed with the same-side screws 73, the rotating shaft 710 penetrates through the side wall of the mounting plate 71 and extends into the same-side guide grooves on the surface of the mounting plate 71, auxiliary clamping can be performed on the copper foil stamping parts through the arrangement of the mechanical arm body 2 and the clamping mechanism 7, stable clamping can be performed on the copper foil stamping parts through the arrangement of the clamping mechanism 7, and the four springs 711 are arranged, four clamping plates 713 and four guard plates 715 thereby prevent the copper foil stamping from being deformed.

In this embodiment, the bottom end of the support column 3 is fixed with the bottom plate 4, and the universal wheel 5 is installed at the bottom end of the bottom plate 4, so that the whole mechanical arm is convenient to move.

Besides, two traction plates 6 are fixed on the right surface of the support plate 1, and the two traction plates 6 are respectively located at the front and rear ends of the right surface of the support plate 1, and an external driving device is connected with the two traction plates 6, so that the whole mechanical arm can be moved.

Further, the longitudinal section of the guide groove on the surface of the mounting plate 71 is i-shaped, and the shapes of the slide block 714 and the guide block 72 are i-shaped and matched with the shape of the guide groove on the surface of the mounting plate 71, so that the connection between the slide block 714 and the guide block 72 is tighter, and the moving plate 75 and the clamping plate 713 are more stable in the moving process.

Specifically, the gaskets 712 are fixed between the springs 711 and the ipsilateral moving plate 75 and the ipsilateral clamping plate 713, and the gaskets 712 are welded and fixed with the ipsilateral springs 711, so that the contact area between the springs 711 and the clamping plate 713 and the moving plate 75 can be increased.

It should be noted that the clamping mechanism 7 further comprises a protection plate 715 fixed on one side surface of the same side clamping plate 713 near the bevel gear 79, and the thickness of the protection plate 715 is 2-4cm, preferably 3cm, so as to protect the outer wall of the copper foil stamping part.

It should be noted that, the clamping mechanism 7 further includes a fixing plate 76 fixed on the outer wall of the mounting plate 71 and shaped like an L, a protection box 77 fixed on a side surface of the riser end of the fixing plate 76 close to the mounting plate 71, the motor 78 is fixed on a side surface of the riser end of the fixing plate 76 close to the mounting plate 71 and located inside the protection box 77, and the rotating shaft 710 penetrates through the outer wall of the protection box 77 close to the mounting plate 71, so that the motor 78 can be installed, and meanwhile, the motor 78 can be protected from water.

Finally, it should be noted that the components of the mechanical arm body 2, the motor 78 and the like related to the present utility model are all universal standard components or components known to those skilled in the art, the structure and principle of the components are all known by those skilled in the art through technical manuals or known by conventional experimental methods, at the idle position of the device, all the electric devices are connected through wires, the power elements, the electric devices, and the adaptive controller and the power supply, the specific connection means should refer to the working principle in the present utility model, the electric connection between the electric devices is completed according to the sequence of operation, and the detailed connection means is known in the art.

In the specific use process of the embodiment, firstly, an external driving device is connected with two traction plates 6, then the whole mechanical arm is moved to a proper working position, then the mechanical arm body 2 is started, the mechanical arm body 2 is started to move the whole clamping mechanism 7 to a proper clamping position, then an external PLC is started to drive a motor 78, an output shaft of the motor 78 rotates to drive a rotating shaft 710 coaxially connected with the motor to rotate, the rotating shaft 710 rotates to drive a screw 73 coaxially fixed with the motor to rotate, the screw 73 rotates to drive a rotating rod 74 coaxially fixed with the screw to rotate, the rotating rod 74 rotates to drive a bevel gear 79 coaxially fixed with the screw to rotate, and the bevel gear 79 rotates to drive other three bevel gears 79 to rotate, so that other three screw 73 are indirectly driven to rotate;

the screw 73 rotates to drive the guide block 72 in threaded connection with the screw, the guide block 72 moves to drive the moving plate 75 fixed with the guide block to move towards the direction of the bevel gear 79, the moving plate 75 moves to drive the clamping plate 713 and the protection plate 715 to move, when the protection plate 715 closely collides with the outer wall of the copper foil stamping part, the four springs 711 are compressed, and after the four springs 711 are compressed to a proper degree, the motor 78 is turned off through an external PLC, so that the copper foil stamping part is clamped.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a helping hand arm, includes backup pad (1), its characterized in that: install arm body (2) on backup pad (1) top surface, backup pad (1) bottom mounting has a plurality of support column (3) that are matrix arrangement, still includes:

clamping mechanism (7) set up on arm body (2) link bottom surface for carry out the centre gripping to copper foil stamping workpiece, clamping mechanism (7) are including fixing mounting panel (71) on arm body (2) link bottom surface, mounting panel (71) bottom surface is equipped with four guide slots that are annular equidistant and arrange, mounting panel (71) inside is close to intermediate position department and is equipped with the standing groove, clamping mechanism (7) still include four bull stick (74) of being connected with mounting panel (71) rotation, with homonymous bull stick (74) coaxial coupling and be located four screw rods (73) of mounting panel (71) surface homonymous guide slot inside, with homonymous screw rod (73) threaded connection and with mounting panel (71) surface homonymous guide slot sliding connection's four guide blocks (72), coaxial coupling has four bevel gear (79) that are located inside standing groove of mounting panel (71) and mutually perpendicular meshing on the outer wall of bull stick (74), clamping mechanism (7) still include four movable plates (75) of fixing in homonymous guide block (72) bottom, be located homonymous bull stick (75) and four bevel gear (79) are close to one side clamping plates (713) and are moved between (713) and four clamping plates (713) that move with the side Four sliding blocks (714) which are fixed on the top surface of the same-side clamping plate (713) and are in sliding connection with the same-side guide grooves on the surface of the mounting plate (71), the screw rods (73) penetrate through the same-side sliding blocks (714), the clamping mechanism (7) further comprises a motor (78) located on one side of the mounting plate (71), and a rotating shaft (710) which is coaxially connected with an output shaft of the motor (78) and is coaxially fixed with the screw rods (73) on the same side, and the rotating shaft (710) penetrates through the side wall of the mounting plate (71) and extends into the same-side guide grooves on the surface of the mounting plate (71).

2. The power assist mechanical arm of claim 1, wherein: the bottom of the support column (3) is fixedly provided with a bottom plate (4), and the bottom of the bottom plate (4) is provided with a universal wheel (5).

3. The power assist mechanical arm of claim 1, wherein: two traction plates (6) are fixed on the right side surface of the supporting plate (1), and the two traction plates (6) are respectively positioned on the right side surface of the supporting plate (1) near the front end and the rear end.

4. The power assist mechanical arm of claim 1, wherein: the longitudinal section shape of the guide groove on the surface of the mounting plate (71) is I-shaped, and the shapes of the sliding block (714) and the guide block (72) are I-shaped which are matched with the shape of the guide groove on the surface of the mounting plate (71).

5. The power assist mechanical arm of claim 1, wherein: gaskets (712) are fixed between the springs (711) and the same-side moving plate (75) and between the springs and the same-side clamping plate (713), and the gaskets (712) and the same-side springs (711) are welded and fixed together.

6. The power assist mechanical arm of claim 1, wherein: the clamping mechanism (7) further comprises a protection plate (715) fixed on the surface of one side of the clamping plate (713) close to the bevel gear (79), and the thickness of the protection plate (715) is 2-4cm.

7. The power assist mechanical arm of claim 1, wherein: the clamping mechanism (7) further comprises a fixing plate (76) which is fixed on the outer wall of the mounting plate (71) and is L-shaped, a protection box (77) which is fixed at the vertical plate end of the fixing plate (76) and is close to one side surface of the mounting plate (71), the motor (78) is fixed at one side surface of the vertical plate end of the fixing plate (76) and is close to the mounting plate (71) and is located inside the protection box (77), and the rotating shaft (710) penetrates through the outer wall of one side of the protection box (77) and is close to the mounting plate (71).