CN213829036U

CN213829036U - Portable mechanical arm

Info

Publication number: CN213829036U
Application number: CN202022925599.3U
Authority: CN
Inventors: 刘峻; 朱敏红
Original assignee: JIANGHAI POLYTECHNIC COLLEGE
Current assignee: JIANGHAI POLYTECHNIC COLLEGE
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-07-30
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a portable mechanical arm, including the arm body, the bottom fixedly connected with base of arm body. The utility model discloses a arm body contracts through the pivot of self, then establish the lag cover at the surface of arm body and through the top of bolt fastening at the base, the fixed back that finishes rotates the turning block, the turning block drives the turning bar rotation, the turning bar drives the cover piece and moves down, the cover piece drives ejector pad move down, the ejector pad passes through the hypotenuse and promotes the movable block to move to the inboard, the movable block drives the push rod and moves to the inboard, the push rod drives the stopper and moves to the inboard and carry on spacingly to the both sides of arm, mention the arm body through the positive handle of lag at last, thereby possessed the advantage of carrying, solved most existing arms and all not had portable's function, this arm that just leads to as high-precision instrument is very easily collided in the manual carrying process, cause the problem of damage to the arm body.

Description

Portable mechanical arm

Technical Field

The utility model relates to an arm technical field specifically is a portable arm.

Background

The mechanical arm is a complex system with high precision, multiple inputs and multiple outputs, high nonlinearity and strong coupling, has been widely applied to the fields of industrial assembly, safety explosion prevention and the like due to the unique operation flexibility, and has uncertainty such as parameter perturbation, external interference, unmodeled dynamics and the like.

The mechanical arm can be used in industrial production, but most of the existing mechanical arms do not have the functions of convenient carrying, so that the mechanical arm as a high-precision instrument is extremely easy to collide in the manual carrying process, the mechanical arm body is damaged, and the practicability of the mechanical arm is reduced to a certain degree.

SUMMERY OF THE UTILITY MODEL

For solving the problem that proposes among the above-mentioned background art, the utility model aims to provide a portable mechanical arm possesses portable's advantage, has solved the function that current arm mostly does not have portable, and this arm that just leads to as high-accuracy instrument is very easily collided at the man-made in-process of carrying, causes the problem of damage to the arm body.

In order to achieve the above object, the utility model provides a following technical scheme: a portable mechanical arm comprises a mechanical arm body, wherein a base is fixedly connected to the bottom of the mechanical arm body, a protective sleeve is sleeved on the surface of the mechanical arm body, a handle is fixedly connected to the front side of the protective sleeve, the bottom of the protective sleeve is in contact with the top of the base, bolts are arranged on two sides of the top of the protective sleeve, the bottoms of the bolts sequentially penetrate through the protective sleeve and the base and extend into the base, the bolts are in threaded connection with the protective sleeve and the base, transmission boxes are fixedly connected to two sides of the protective sleeve, a rotating block is arranged on the top of each transmission box, a rotating rod is fixedly connected to the bottom of each rotating block, the bottom of each rotating rod penetrates into the transmission boxes and is movably connected with the bottom of the inner wall of each transmission box through a bearing, a sleeve block is in threaded connection with the surface of the rotating rod, and a push block is fixedly connected to the inner side of the sleeve block, the surface of the push block is connected with a moving block in a sliding mode, the inner side of the moving block is fixedly connected with a push rod, the inner wall of the transmission box is fixedly connected with a limiting plate in a vertical mode, and the push rod penetrates through the limiting plate, the transmission box, the protecting sleeve and a limiting block fixedly connected with the protecting sleeve in sequence.

As the utility model discloses it is preferred, the inner wall fixedly connected with protection of stopper fills up, the material that the protection was filled up is the rubber material.

As the utility model discloses it is preferred, the top in the stopper outside and the equal fixedly connected with guide arm in bottom, lag, transmission box and limiting plate and fixedly connected with baffle are run through in proper order in the outside of guide arm.

As the utility model discloses it is preferred, the surface cover of guide arm is equipped with the spring, the outside fixed connection of spring is in the inboard of baffle, the inboard fixed connection of spring is in the outside of limiting plate.

As the utility model discloses it is preferred, the outside fixedly connected with slider of cover block, the spout has been seted up to the inner wall of transmission box, the slider uses with the spout cooperation.

As the utility model discloses it is preferred, the surface cover of bull stick is equipped with the axle sleeve, the bottom fixed connection of axle sleeve is at the top of transmission box.

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

1. the utility model discloses a arm body contracts through the pivot of self, then establish the lag cover at the surface of arm body and through the top of bolt fastening at the base, the fixed back that finishes rotates the turning block, the turning block drives the turning bar rotation, the turning bar drives the cover piece and moves down, the cover piece drives ejector pad move down, the ejector pad passes through the hypotenuse and promotes the movable block to move to the inboard, the movable block drives the push rod and moves to the inboard, the push rod drives the stopper and moves to the inboard and carry on spacingly to the both sides of arm, mention the arm body through the positive handle of lag at last, thereby possessed the advantage of carrying, solved most existing arms and all not had portable's function, this arm that just leads to as high-precision instrument is very easily collided in the manual carrying process, cause the problem of damage to the arm body.

2. The utility model discloses a set up the protection and fill up, can protect the both sides of arm body, prevent when carrying the arm body and remove, the component member of arm body can produce and rock the inner wall collision with the lag, has improved the stability of arm body.

3. The utility model discloses a set up guide arm and baffle, can lead to the stopper, prevent that the stopper can appear the phenomenon of rocking when removing, improved the stability of stopper.

4. The utility model discloses a set up the spring, can play the effect of a resilience to the guide arm, make the guide arm can reset fast.

5. The utility model discloses a set up slider and spout, can carry on spacingly to the cover block, prevent that the ejector pad from following screw rod pivoted phenomenon appearing when removing.

6. The utility model discloses a set up the axle sleeve, can carry on spacingly to the bull stick, prevent that the phenomenon that the bull stick rocked from appearing when removing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 according to the present invention;

fig. 4 is a perspective view of a part of the present invention.

In the figure: 1. a mechanical arm body; 2. a base; 3. a protective sleeve; 4. a handle; 5. a bolt; 6. a transmission box; 7. rotating the block; 8. a rotating rod; 9. sleeving blocks; 10. a push block; 11. a moving block; 12. a push rod; 13. a limiting plate; 14. a limiting block; 15. a protective pad; 16. a guide bar; 17. a baffle plate; 18. a spring; 19. a slider; 20. a chute; 21. and a shaft sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the utility model provides a portable mechanical arm, which comprises a mechanical arm body 1, a base 2 is fixedly connected to the bottom of the mechanical arm body 1, a protective sleeve 3 is sleeved on the surface of the mechanical arm body 1, a handle 4 is fixedly connected to the front surface of the protective sleeve 3, the bottom of the protective sleeve 3 is contacted with the top of the base 2, bolts 5 are respectively arranged on both sides of the top of the protective sleeve 3, the bottom of the bolt 5 sequentially penetrates through the protective sleeve 3 and the base 2 and extends into the base 2, the bolt 5 is in threaded connection with the protective sleeve 3 and the base 2, transmission boxes 6 are respectively fixedly connected to both sides of the protective sleeve 3, a rotating block 7 is arranged on the top of the transmission box 6, a rotating rod 8 is fixedly connected to the bottom of the rotating block 7, the bottom of the rotating rod 8 penetrates into the transmission box 6 and is movably connected with the bottom of the inner wall of the transmission box 6 through a bearing, a sleeve block 9 is in threaded connection with the surface of the rotating rod 8, the inboard fixedly connected with ejector pad 10 of cover piece 9, the surperficial sliding connection of ejector pad 10 has movable block 11, the inboard fixedly connected with push rod 12 of movable block 11, the vertical fixedly connected with limiting plate 13 of the inner wall of transmission box 6, and limiting plate 13, transmission box 6 and lag 3 and fixedly connected with stopper 14 are run through in proper order to push rod 12.

Referring to fig. 4, the inner wall of the stopper 14 is fixedly connected with a protection pad 15, and the protection pad 15 is made of rubber.

As the utility model discloses a technical optimization scheme fills up 15 through setting up the protection, can protect the both sides of arm body 1, prevents when carrying arm body 1 and remove, and arm body 1's component part can produce and rock the inner wall collision with lag 3, has improved arm body 1's stability.

Referring to fig. 2, the top and the bottom of the outer side of the limiting block 14 are fixedly connected with a guide rod 16, and the outer side of the guide rod 16 sequentially penetrates through the protecting sleeve 3, the transmission box 6 and the limiting plate 13 and is fixedly connected with a baffle 17.

As the utility model discloses a technical optimization scheme through setting up guide arm 16 and baffle 17, can lead to stopper 14, prevents that stopper 14 from can appearing the phenomenon of rocking when removing, has improved stopper 14's stability.

Referring to fig. 2, a spring 18 is sleeved on the surface of the guide rod 16, the outer side of the spring 18 is fixedly connected to the inner side of the baffle 17, and the inner side of the spring 18 is fixedly connected to the outer side of the limit plate 13.

As a technical optimization scheme of the utility model, through setting up spring 18, can play the effect of a resilience to guide arm 16, make guide arm 16 reset fast.

Referring to fig. 3, a sliding block 19 is fixedly connected to the outer side of the sleeve block 9, a sliding groove 20 is formed in the inner wall of the transmission box 6, and the sliding block 19 is matched with the sliding groove 20 for use.

As a technical optimization scheme of the utility model, through setting up slider 19 and spout 20, can carry on spacingly to nest block 9, prevent that follow screw rod pivoted phenomenon from appearing when the ejector pad 10 removes.

Referring to fig. 1, a sleeve 21 is sleeved on the surface of the rotating rod 8, and the bottom of the sleeve 21 is fixedly connected to the top of the transmission box 6.

As a technical optimization scheme of the utility model, through setting up axle sleeve 21, can carry on spacingly to bull stick 8, prevent that the phenomenon that the bull stick 8 appears rocking when removing.

The utility model discloses a theory of operation and use flow: when using and needing to carry arm body 1, at first arm body 1 contracts through the pivot of self, then establish lag 3 cover on the surface of arm body 1 and fix at the top of base 2 through bolt 5, it rotates turning block 7 to fix after finishing, turning block 7 drives turning rod 8 rotatory, turning rod 8 drives the sleeve 9 and moves down, sleeve 9 drives ejector pad 10 and moves down, ejector pad 10 promotes movable block 11 through the hypotenuse and moves to the inboard, movable block 11 drives push rod 12 and moves to the inboard, push rod 12 drives stopper 14 and moves to the inboard and carry on spacingly to the both sides of arm body 1, mention the arm through positive handle 4 of lag 3 at last, thereby possessed the advantage of carrying.

In summary, the following steps: the portable mechanical arm is contracted through a self rotating shaft through a mechanical arm body 1, then a protective sleeve 3 is sleeved on the surface of the mechanical arm body 1 and is fixed at the top of a base 2 through a bolt 5, after the fixation is finished, a rotating block 7 is rotated, the rotating block 7 drives a rotating rod 8 to rotate, the rotating rod 8 drives a sleeve block 9 to move downwards, the sleeve block 9 drives a push block 10 to move downwards, the push block 10 pushes a moving block 11 to move inwards through a bevel edge, the moving block 11 drives a push rod 12 to move inwards, the push rod 12 drives a limit block 14 to move inwards to limit two sides of the mechanical arm, and finally the mechanical arm body 1 is lifted through a handle 4 on the front side of the protective sleeve 3, so that the portable mechanical arm has the advantages of carrying, most of the existing mechanical arms do not have the function of being convenient to carry, and the mechanical arm serving as a high-precision instrument is easy to collide in the manual carrying process, causing damage to the robot arm body 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A portable mechanical arm comprises a mechanical arm body (1), and is characterized in that: the mechanical arm comprises a mechanical arm body (1), wherein the bottom of the mechanical arm body (1) is fixedly connected with a base (2), a protective sleeve (3) is sleeved on the surface of the mechanical arm body (1), a handle (4) is fixedly connected to the front of the protective sleeve (3), the bottom of the protective sleeve (3) is in contact with the top of the base (2), bolts (5) are arranged on two sides of the top of the protective sleeve (3), the bottom of each bolt (5) sequentially penetrates through the protective sleeve (3) and the base (2) and extends into the base (2), the bolts (5) are in threaded connection with the protective sleeve (3) and the base (2), transmission boxes (6) are fixedly connected to two sides of the protective sleeve (3), a rotating block (7) is arranged on the top of each transmission box (6), a rotating rod (8) is fixedly connected to the bottom of each rotating block (7), the bottom of each rotating rod (8) penetrates through the inside of each transmission box (6) and is movably connected with the bottom of the inner wall of each transmission box (6) through a bearing, the surface threaded connection of bull stick (8) has nest block (9), inboard fixedly connected with ejector pad (10) of nest block (9), the surperficial sliding connection of ejector pad (10) has movable block (11), the inboard fixedly connected with push rod (12) of movable block (11), the vertical fixedly connected with limiting plate (13) of inner wall of transmission box (6), limiting plate (13), transmission box (6) and lag (3) and fixedly connected with stopper (14) are run through in proper order in push rod (12).

2. A portable robotic arm as claimed in claim 1, in which: the inner wall fixedly connected with protection pad (15) of stopper (14), the material of protection pad (15) is the rubber material.

3. A portable robotic arm as claimed in claim 1, in which: the top and the bottom of the outer side of the limiting block (14) are fixedly connected with guide rods (16), and the outer side of each guide rod (16) penetrates through the protective sleeve (3), the transmission box (6) and the limiting plate (13) in sequence and is fixedly connected with a baffle (17).

4. A portable robotic arm as claimed in claim 3, in which: the surface cover of guide arm (16) is equipped with spring (18), the outside fixed connection of spring (18) is in the inboard of baffle (17), the inboard fixed connection of spring (18) is in the outside of limiting plate (13).

5. A portable robotic arm as claimed in claim 1, in which: the outer side of the sleeve block (9) is fixedly connected with a sliding block (19), the inner wall of the transmission box (6) is provided with a sliding groove (20), and the sliding block (19) is matched with the sliding groove (20) for use.

6. A portable robotic arm as claimed in claim 1, in which: the surface cover of bull stick (8) is equipped with axle sleeve (21), the bottom fixed connection of axle sleeve (21) is at the top of transmission box (6).