CN212193216U - Mechanical arm convenient for replacing working surface of machined workpiece - Google Patents

Abstract

The utility model discloses an arm convenient for replacing the working surface of a processed workpiece, which comprises an arm end, a first connecting plate and a second connecting plate, a stepping motor is embedded and fixed at one end of the end head of the mechanical arm, a transmission shaft is rotatably arranged at one end of the stepping motor, the transmission shaft deviates from the middle fixed connection of step motor's one end and first connecting plate one side, the back both ends before the first connecting plate opposite side respectively with the one end fixed connection of second connecting plate, two the second connecting plate all is fixed with the cylinder in the middle that deviates from one side mutually, two the equal movable mounting of the relative one end of cylinder has the gas pole, two the relative one end of gas pole all is fixed with moves the board, two the both sides that move the board all imbeds and are fixed with the vacuum tube, two the both sides that move the relative one end of board all are fixed with the sucking disc, the one end intercommunication that the vacuum tube passed the second connecting plate has the trachea. The utility model has the advantages of machinery replaces artifical turn-over, and is efficient, safer.

Description

Mechanical arm convenient for replacing working surface of machined workpiece

Technical Field

The utility model relates to a work piece processing technology field specifically is an arm convenient to change processing work piece operation face.

Background

The workpiece refers to a processing object in a machining process. It can be a single part or a combination of several parts secured together. The processing modes of the workpiece are various, and include turning, milling, planing, grinding, casting, forging and the like. The machining process of the workpiece also varies with the machining method.

The workpiece processing is mostly realized by a numerical control machine tool. The general numerical control machine tool machining is that after one surface of a product is machined, a surface is manually taken out and replaced, manual adjustment and replacement are needed, the efficiency is low, and the manual replacement safety is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an arm convenient to change processing work piece operation face possesses mechanical replacement manual turn-over, and is efficient, and safer advantage has solved the manual work and has adjusted the change, and is inefficient to the problem that the manual work change security is low.

In order to achieve the above object, the utility model provides a following technical scheme: a mechanical arm convenient for replacing a working surface of a processed workpiece comprises a mechanical arm end, a first connecting plate and a second connecting plate, a stepping motor is embedded and fixed at one end of the end head of the mechanical arm, a transmission shaft is rotatably arranged at one end of the stepping motor, the transmission shaft deviates from the middle fixed connection of step motor's one end and first connecting plate one side, the back both ends before the first connecting plate opposite side respectively with the one end fixed connection of second connecting plate, two the second connecting plate all is fixed with the cylinder in the middle that deviates from one side mutually, two the equal movable mounting of the relative one end of cylinder has the gas pole, two the relative one end of gas pole all is fixed with moves the board, two the both sides that move the board all imbeds and are fixed with the vacuum tube, two the both sides that move the relative one end of board all are fixed with the sucking disc, the one end intercommunication that the vacuum tube passed the second connecting plate has the trachea.

Preferably, a groove matched with the stepping motor is formed in one end of the end head of the mechanical arm.

Preferably, the air rod penetrates through the second connecting plate, and a first through hole matched with the air rod is formed in the second connecting plate.

Preferably, the suckers correspond to the vacuum tubes one by one, and the suckers are communicated with the vacuum tubes.

Preferably, the two ends of the second connecting plate are provided with second through holes matched with the vacuum tubes.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses a set up the cylinder, move board and sucking disc, reached machinery and replaced artifical turn-over, it is efficient, effect safer, the utility model discloses be provided with the cylinder, move board and sucking disc, both ends are fixed with the second connecting plate respectively around first connecting plate one side, two second connecting plates all are fixed with the cylinder in the centre that deviates from one side mutually, the equal movable mounting of the relative one end of two cylinders has the gas pole, the gas pole passes the second connecting plate, two relative one ends of gas pole all are fixed with and move the board, two both sides that move the board all imbed and are fixed with the vacuum tube, two both sides that move the relative one end of board all are fixed with the sucking disc, sucking disc and vacuum tube intercommunication, the one end intercommunication that the vacuum tube passed the second connecting plate has. The hoses of the air pipes and the air cylinders are linearly bound on two sides of the end of the mechanical arm, the forward and reverse rotation amplitude of the stepping motor is 180 degrees, and the air pipes and the hoses are long enough and cannot influence the rotation of the second connecting plate. The mechanical arm and the end head of the mechanical arm are moved to a workpiece, the workpiece is located between two moving plates, the air cylinder is started, the air rod moves to push the moving plates to move, the sucker abuts against the side face of the workpiece, the external vacuum device connected with the air pipe is started, the sucker is vacuumized, and the sucker adsorbs and fixes the workpiece. After one side of the workpiece is processed, the stepping motor is started, the transmission shaft drives the first connecting plate to rotate, the first connecting plate rotates forwards by 180 degrees, the workpiece is turned over, the other side of the workpiece is processed, then the stepping motor drives the first connecting plate to rotate reversely by 180 degrees, and the processing is completed. The machine replaces manual turnover, and is high in efficiency and safer.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is an enlarged schematic view of the position a of the present invention.

In the figure: 1. the end of the mechanical arm; 2. a stepping motor; 3. a first connecting plate; 4. a second connecting plate; 5. a cylinder; 6. a drive shaft; 7. moving the plate; 8. a suction cup; 9. a gas lever; 10. a vacuum tube; 11. the trachea.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides a mechanical arm convenient to change processing work piece working face, includes arm end 1, first connecting plate 3 and second connecting plate 4, arm end 1 and outside arm main part swing joint. The embedded stepper motor 2 that is fixed with of arm end 1 one end, has seted up in the one end of arm end 1 with stepper motor 2 assorted recess, stepper motor 2 adopts TB6600 model, and stepper motor 2 connects external power source. One end of the stepping motor 2 is rotatably provided with a transmission shaft 6, the stepping motor 2 is electrified and started to drive the transmission shaft 6 to rotate, and the forward and reverse rotation amplitudes of the stepping motor 2 are 180 degrees. One end of the transmission shaft 6 departing from the stepping motor 2 is fixedly connected with the middle of one side of the first connecting plate 3, and the front end and the rear end of the other side of the first connecting plate 3 are fixedly connected with one end of the second connecting plate 4 respectively.

And the middle of one side of each of the two second connecting plates 4, which is opposite to the other side, is fixedly provided with an air cylinder 5, and the air cylinders 5 are connected with an external air pump through hoses. The equal movable mounting in two 5 relative one ends of cylinder has gas pole 9, and gas pole 9 passes second connecting plate 4, has seted up on the second connecting plate 4 with the first through-hole of gas pole 9 assorted. Two opposite ends of the air rods 9 are fixed with moving plates 7, vacuum tubes 10 are embedded and fixed on two sides of the two moving plates 7, and sucking discs 8 are fixed on two sides of the opposite ends of the two moving plates 7. The mechanical arm and the end head 1 of the mechanical arm are moved to a workpiece, the workpiece is positioned between two moving plates 7, the air cylinder 5 is started, the air rod 9 is moved to push the moving plates 7 to move, and the suction cup 8 abuts against the side face of the workpiece. Sucking disc 8 and vacuum tube 10 one-to-one, sucking disc 8 and vacuum tube 10 intercommunication, the both ends of second connecting plate 4 all seted up with vacuum tube 10 assorted second through-hole, the one end intercommunication that vacuum tube 10 passed second connecting plate 4 has trachea 11, the outside vacuum apparatus that trachea 11 is connected. The hoses of the air pipe 11 and the air cylinder 5 are linearly bound on two sides of the end head 1 of the mechanical arm, and the air pipe 11 and the hoses are long enough and cannot influence the rotation of the second connecting plate 4. After the sucker 8 props against the side face of the workpiece, the sucker 8 is vacuumized, and the workpiece is fixedly adsorbed by the sucker 8. After one side of the workpiece is processed, the stepping motor 2 is started, the transmission shaft 6 drives the first connecting plate 3 to rotate, the first connecting plate 3 rotates 180 degrees in the forward direction, the workpiece is turned over, the other side of the workpiece is processed, then the stepping motor 2 drives the first connecting plate 3 to rotate 180 degrees in the reverse direction, and the processing is completed. The machine replaces manual turnover, and is high in efficiency and safer.

The working principle is as follows: move the arm to work piece department together with arm end 1, the work piece is located two and moves between the board 7, starts cylinder 5, and gas pole 9 removes to promote to move board 7 and removes, and sucking disc 8 supports the work piece side, and evacuation in the sucking disc 8, sucking disc 8 adsorbs the work piece fixedly. After one side of the workpiece is processed, the stepping motor 2 is started, the transmission shaft 6 drives the first connecting plate 3 to rotate, the first connecting plate 3 rotates 180 degrees in the forward direction, the workpiece is turned over, the other side of the workpiece is processed, then the stepping motor 2 drives the first connecting plate 3 to rotate 180 degrees in the reverse direction, and the processing is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. The utility model provides a arm convenient to change processing work piece working face, includes arm end (1), first connecting plate (3) and second connecting plate (4), its characterized in that: a stepping motor (2) is embedded and fixed at one end of the mechanical arm end (1), a transmission shaft (6) is rotatably arranged at one end of the stepping motor (2), one end of the transmission shaft (6) departing from the stepping motor (2) is fixedly connected with the middle of one side of the first connecting plate (3), the front end and the rear end of the other side of the first connecting plate (3) are respectively fixedly connected with one end of a second connecting plate (4), cylinders (5) are fixed in the middle of one side of the two second connecting plates (4) which is opposite to each other, gas rods (9) are movably installed at the opposite ends of the two cylinders (5), moving plates (7) are fixed at the opposite ends of the two gas rods (9), vacuum tubes (10) are embedded and fixed at the two sides of the two moving plates (7), suckers (8) are fixed at the two sides of the opposite ends of the two moving plates (7), one end of the vacuum tube (10) penetrating through the second connecting plate (4) is communicated with an air tube (11).

2. A robotic arm for facilitating change of a working surface of a work piece as claimed in claim 1, wherein: and a groove matched with the stepping motor (2) is formed in one end of the mechanical arm end (1).

3. A robotic arm for facilitating change of a working surface of a work piece as claimed in claim 1, wherein: the gas rod (9) penetrates through the second connecting plate (4), and a first through hole matched with the gas rod (9) is formed in the second connecting plate (4).

4. A robotic arm for facilitating change of a working surface of a work piece as claimed in claim 1, wherein: the suckers (8) are in one-to-one correspondence with the vacuum tubes (10), and the suckers (8) are communicated with the vacuum tubes (10).

5. A robotic arm for facilitating change of a working surface of a work piece as claimed in claim 1, wherein: and second through holes matched with the vacuum tubes (10) are formed in two ends of the second connecting plate (4).

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