CN114474083A - Multifunctional industrial robot for intelligent manufacturing automatic production line - Google Patents

Abstract

The invention discloses a multifunctional industrial robot for an intelligent manufacturing automatic production line, and particularly relates to the technical field of robot manufacturing. According to the robot, the moving mechanism, the grabbing mechanism and the protection mechanism are arranged, so that the robot has the advantages of high working efficiency, firm grabbing, strong stability, capability of performing three-axis movement during movement, accurate positioning, time and labor saving, and capability of protecting a workpiece to prevent the workpiece from falling.

Description

Multifunctional industrial robot for intelligent manufacturing automatic production line

Technical Field

The invention relates to the technical field of robot manufacturing, in particular to a multifunctional industrial robot for an intelligent manufacturing automatic production line.

Background

The industrial robot is a multi-joint manipulator or a multi-degree-of-freedom machine device widely used in the industrial field, has certain automation, can realize various industrial processing and manufacturing functions by depending on the power energy and control capability of the industrial robot, and is widely applied to various industrial fields such as electronics, logistics, chemical industry and the like; the in-process that current industrial robot used on making automatic production line needs to press from both sides the operation of getting to the machined part, improves the efficiency that industrial production made, and then can't be better satisfies people's user demand.

However, when article are got to current press from both sides the robot and are got and put, appear rocking easily, do not have protection device, lead to article to produce the collision easily and remove the in-process and have the potential safety hazard to the below, and the inaccuracy is placed in the location, need adjust the waste time many times, reduce work efficiency, consequently, need one kind can independently be snatched, and snatch firm, and can carry out accurate location, a multi-functional industrial robot who is used for intelligent manufacturing automation line who protects article and personnel in the scene.

Disclosure of Invention

In order to overcome the above defects in the prior art, embodiments of the present invention provide a multifunctional industrial robot for an intelligent manufacturing automation line, which facilitates accurate positioning of the robot, is light and convenient to move, is firm to grasp, and protects a grasped workpiece through the arrangement of a moving mechanism, a grasping mechanism, and a protection mechanism, so as to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a multifunctional industrial robot for an intelligent manufacturing automatic production line comprises a support column, an upper cover, a protective shell, a bottom foot and a servo motor box, wherein the bottom end of the support column is provided with the bottom foot;

the servo motor box controls the moving mechanism X, Y to move axially and the telescopic rod on the grabbing mechanism to move in a Z axis so as to position and grab a workpiece, and then the workpiece is protected by the protection mechanism.

In a preferred embodiment, the moving mechanism includes a first fixing cover, a first motor, a first steering gear, a first screw rod, a first sliding block, a first connecting shaft, a first guide rail, a first bearing, a second motor, a second steering gear, a second screw rod, a second sliding block, a second connecting shaft, a second guide rail, a second bearing and a second fixing cover, the first motor is installed in the first fixing cover, the first motor is connected with the first steering gear, the other end of the first steering gear is fixedly connected with the first screw rod, the first sliding block is installed in the first screw rod in a sleeved manner, the first connecting shaft is installed in the first sliding block, the first bearing is installed at the other end of the first screw rod, the first bearing is fixedly installed at the inner side of one end of the first fixing cover, the first guide rail is fixedly installed at two ends in the first fixing cover, first slider top fixed mounting has the fixed cover of second, install in the fixed cover of second the second motor, the second motor is connected with the second steering gear, second steering gear other end fixed connection has the second lead screw, the second lead screw cup joints and installs the second slider, second slider internally mounted have the second connecting axle, the second lead screw other end is installed the second bearing, second bearing fixed mounting be in the fixed cover one end of second is inboard, second guide rail fixed mounting be in the fixed cover inside both ends of second.

In a preferred embodiment, the grabbing mechanism comprises a connecting block, a telescopic rod, a third motor, a third steering gear, a third screw rod, a third slider, a third guide rail, a limiting plate, a bracket and a grabbing head, the connecting block bottom is fixedly provided with the telescopic rod, the bottom end of the telescopic rod is fixedly provided with a third fixing cover, the third motor is arranged in the third fixing cover, the third motor is connected with the third steering gear, the other end of the third steering gear is fixedly connected with the third screw rod, the third screw rod is sleeved with the third slider, the other end of the third screw rod is provided with a third bearing, the third bearing is fixedly arranged at the inner side of one end of the third fixing cover, the third guide rail is fixedly arranged at two ends inside the third fixing cover, the third slider is fixedly provided with the bracket, and the bracket is fixedly connected with the grabbing head through the limiting plate, and the limiting plate is fixedly arranged at the bottom end of the third fixed cover.

In a preferred embodiment, the protection mechanism includes a fourth fixing cover, a fourth motor, a fourth steering gear, a fourth screw rod, a tray, a fourth bearing, a fifth fixing cover, a fifth motor, a fifth steering gear, a fifth screw rod, a fifth slider, a fifth guide rail and a fifth bearing, the fourth motor is installed in the fourth fixing cover, the fourth motor is connected with the fourth steering gear, the other end of the fourth steering gear is fixedly connected with the fourth screw rod, the fourth screw rod is installed with the fourth slider in a sleeved manner, the fourth bearing is installed at the other end of the fourth screw rod, the fourth bearing is fixedly installed at the inner side of one end of the fourth fixing cover, the fourth guide rail is fixedly installed at two ends in the fourth fixing cover, the fifth slider is fixedly installed at the bottom end of the fourth fixing cover, and the fifth slider is installed on the fifth screw rod in a sleeved manner, the fifth guide rail is arranged at the two ends of the inside of the fifth fixed cover.

In a preferred embodiment, the top end of the bottom foot is welded with a threaded screw rod, and the threaded screw rod is sleeved with a nut.

In a preferred embodiment, the moving mechanism is axisymmetrical with both sides of the protection mechanism.

In a preferred embodiment, supporting rods are fixedly welded to two sides of the bottom end of the limiting plate, and the grabbing head is movably mounted on the supporting rods.

In a preferred embodiment, the top end of the moving mechanism is provided with the upper cover, and the two sides of the protection mechanism are provided with the protection shells.

The invention has the technical effects and advantages that:

1. through the arrangement of the moving mechanism, when the robot performs grabbing movement, the first motor fixed in the first fixing cover rotates, the first steering gear is switched to enable the first lead screw to rotate, the first bearing at the other end of the first lead screw is fixed, the first sliding block is limited by the first guide rail, the first connecting shaft drives the first sliding block to slide on the Y axis, the two sides of the moving mechanism are in axial symmetry, the second fixing covers fixedly installed at the top ends of the first sliding blocks at the two ends move along with the movement of the first sliding block, the synchronous second motor rotation enables the second lead screw to rotate through the rotation of the second steering gear, the other end of the second lead screw is fixed by the second bearing, the second connecting shaft sleeved and installed on the second lead screw drives the second sliding block to slide on the X axis and be fixed by the second guide rail, the moving mechanism drives the grabbing mechanism to move on the X, Y axis, the synchronous movement is efficient and quick, the time is saved, and the labor cost is reduced;

2. through the arrangement of the grabbing mechanism, compared with the prior art, the grabbing mechanism moves on the Z axis through the telescopic rod at the bottom end of the connecting block in a telescopic way, the third fixed cover fixed at the bottom end of the telescopic rod changes along with the height position, the limiting plate fixedly arranged at the bottom end of the third fixed cover changes the up-down position, the third motor fixedly arranged in the third fixed cover rotates, the third screw rod is fixed by the third bearing at the other end to rotate through the conversion of the third steering gear, the third sliding block sleeved on the third screw rod and limited by the third guide rail moves up and down, the bracket changes the up-down position when moving up and down, the bracket pulls the grabbing head movably arranged at the bottom end of the supporting rod through the supporting rod welded at the bottom end of the limiting plate, so that the grabbing head is closed and opened to grab and place a workpiece, the grabbing is firm, time and labor are saved, the working efficiency is improved, the X, Y, Z triaxial movement is realized by combining with the moving mechanism, and the precision and the efficiency are high;

3. through the arrangement of the protection mechanism, compared with the prior art, the fifth motor fixed in the fifth fixed cover rotates, the fifth steering gear is converted to enable the fifth screw rod to rotate, the fifth bearing at the other end of the fifth screw rod is fixed, the fifth slide block is limited by the fifth guide rail, the fifth connecting shaft drives the fifth slide block to slide on the Y axis, the two sides of the protection mechanism are in axial symmetry, the fourth fixed cover fixedly installed at the top end of the fifth slide block at the two ends moves along with the movement of the fifth slide block, the synchronous fourth motor rotates, the fourth screw rod rotates due to the rotation of the fourth steering gear, the other end of the fourth screw rod is fixed by the fourth bearing, the fourth connecting shaft sleeved on the fourth screw rod drives the fourth slide block to slide on the X axis and is fixed by the fourth guide rail, the tray installed on the fourth slide block also moves along with the movement, after the moving mechanism controls the grabbing mechanism to grab the workpiece to lift up and move, the protection mechanism enables the tray to move to the position below the grabbing mechanism to protect the machined part, so that the machined part is prevented from falling off, damage is caused, potential safety hazards are caused to workers below the machined part, and safety performance is improved;

4. through welded screw rod on the footing, compare with prior art, the footing can carry out height control for whole horizontal adjustment can be carried out, and the nut is fixed screw rod, prevents to lead to screw rod not hard up because of vibrating or rocking, makes whole levelness not enough, snatchs the mechanism and snatchs the machined part when, the improper production collision of angle, can carry out horizontal adjustment and make to snatch more accurate, the reduction collision.

Drawings

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

Fig. 2 is a schematic plan view of the present invention.

Fig. 3 is a schematic internal perspective view of the present invention.

Fig. 4 is a schematic view of the internal side structure of the present invention.

Fig. 5 is a schematic structural diagram of the moving mechanism of the present invention.

Fig. 6 is a schematic structural view of the grasping mechanism of the present invention.

Fig. 7 is a schematic structural diagram of the protection mechanism of the present invention.

FIG. 8 is a schematic view of the construction of the foot of the present invention.

The reference signs are: 1. a pillar; 2. an upper cover; 3. a protective shell; 4. a moving mechanism; 5. a grabbing mechanism; 6. a protection mechanism; 7. footing; 8. a servo motor case; 401. a first stationary cover; 402. a first motor; 403. a first steering gear; 404. a first lead screw; 405. a first slider; 406. a first connecting shaft; 407. a first guide rail; 408. a first bearing; 409. a second motor; 410. a second diverter; 411. a second lead screw; 412. a second slider; 413. a second connecting shaft; 414. a second guide rail; 415. a second bearing; 416. a second stationary cover; 501. connecting blocks; 502. a telescopic rod; 503. a third motor; 504. a third diverter; 505. a third screw rod; 506. a third slider; 507. a third guide rail; 508. a limiting plate; 509. a support; 510. a head is grabbed; 601. a fourth stationary cover; 602. a fourth motor; 603. a fourth diverter; 604. a fourth screw rod; 605. a tray; 606. a fourth bearing; 607. a fifth stationary cover; 608. a fifth motor; 609. a fifth diverter; 610. a fifth screw rod; 611. a fifth slider; 612. a fifth guide rail; 613. a fifth bearing; 701. a nut; 702. and (4) a threaded screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The multifunctional industrial robot for the intelligent manufacturing automation line shown in the attached figures 1-8 comprises a pillar 1, an upper cover 2, a protective shell 3, a footing 7 and a servo motor box 8, the bottom end of the pillar 1 is provided with the footing 7, the protective shell 3 is arranged on one side of the middle of the pillar 1, the upper cover 2 is arranged at the top end of the support column 1, the servo motor box 8 is arranged at one position in the middle of the support column 1, the top end of the strut 1 is fixedly supported and provided with a moving mechanism 4, the moving mechanism 4 is fixedly provided with a grabbing mechanism 5, a protection mechanism 6 is fixedly installed between the supporting columns 1 at the bottom end of the grabbing mechanism 5, the servo motor box 8 controls the moving mechanism 4 to move in the X, Y axial direction and the telescopic rod 502 on the grabbing mechanism 5 to move in the Z axis direction so as to position and grab a workpiece, and then the workpiece is protected by the protection mechanism 6.

As shown in fig. 5, the moving mechanism 4 includes a first fixed cover 401, a first motor 402, a first steering gear 403, a first lead screw 404, a first slider 405, a first connecting shaft 406, a first guide rail 407, a first bearing 408, a second motor 409, a second steering gear 410, a second lead screw 411, a second slider 412, a second connecting shaft 413, a second guide rail 414, a second bearing 415, and a second fixed cover 416, the first motor 402 is installed in the first fixed cover 401, the first steering gear 403 is connected to the first motor 402, the first lead screw 404 is fixedly connected to the other end of the first steering gear 403, the first lead screw 404 is mounted in a sleeved manner with the first slider 405, the first connecting shaft 406 is installed in the first slider 405, the first bearing 408 is installed at the other end of the first lead screw 404, the first bearing 408 is fixedly installed inside one end of the first fixed cover 401, the first guide rail 407 is fixedly installed at two ends inside the first fixed cover 401, the top end of the first slider 405 is fixedly installed with a second fixed cover 416, the second fixed cover 416 is internally installed with the second motor 409, the second motor 409 is connected with the second steering gear 410, the other end of the second steering gear 410 is fixedly connected with the second lead screw 411, the second lead screw 411 is installed with the second slider 412 in a sleeved manner, the second connecting shaft 413 is installed inside the second slider 412, the second bearing 415 is installed at the other end of the second lead screw 411, the second bearing 415 is fixedly installed inside one end of the second fixed cover 416, the second guide rail 414 is fixedly installed at two ends inside the second fixed cover 416, when the robot performs grabbing movement, the first motor 402 fixed inside the first fixed cover 401 rotates, and the first steering gear 403 is converted to enable the first lead screw 404 to rotate, the first bearing 408 at the other end of the first lead screw 404 is fixed, and the first slider 405 is limited by the first guide rail 407, so that the first connecting shaft 406 drives the first slider 405 to slide on the Y axis, two sides of the moving mechanism 4 are axisymmetric, the second fixing covers 416 fixedly mounted at the top ends of the first sliders 405 at two ends move along with the movement of the first slider 405, the synchronous second motor 409 rotates, the second diverter 410 rotates to drive the second lead screw 411 to rotate, the other end of the second lead screw 411 is fixed by the second bearing 415, the second connecting shaft 413 sleeved on the second lead screw 411 drives the second slider 412 to slide on the X axis and is fixed by the second guide rail 414, the moving mechanism 4 drives the grabbing mechanism 5 to move on the X, Y axis, the synchronous movement is efficient and rapid, the time is saved, and the labor cost of manual carrying is reduced.

As shown in fig. 6, the grabbing mechanism 5 includes a connecting block 501, an expansion link 502, a third motor 503, a third steering gear 504, a third screw rod 505, a third slider 506, a third guide rail 507, a limit plate 508, a bracket 509, and a grabbing head 510, the expansion link 502 is fixedly mounted at the bottom end of the connecting block 501, a third fixing cover is fixedly mounted at the bottom end of the expansion link 502, the third motor 503 is mounted in the third fixing cover, the third motor 503 is connected with the third steering gear 504, the third screw rod 505 is fixedly connected at the other end of the third steering gear 504, the third slider 506 is mounted on the third screw rod 505 in a sleeved manner, a third bearing is mounted at the other end of the third screw rod 505, the third bearing is fixedly mounted at the inner side of one end of the third fixing cover, and the third guide rail 507 is fixedly mounted at the two ends inside the third fixing cover, the third slider 506 is fixedly provided with a support 509, the support 509 is fixedly connected with the grabbing head 510 at the bottom end through the limiting plate 508, the limiting plate 508 is fixedly arranged at the bottom end of the third fixing cover, when a workpiece is grabbed, the telescopic rod 502 at the bottom end of the connecting block 501 extends and retracts to enable the grabbing mechanism 5 to move on the Z axis, the third fixing cover fixed at the bottom end of the telescopic rod 502 also changes along with the height position, the limiting plate 508 fixedly arranged at the bottom end of the third fixing cover changes the up and down position, the third motor 503 fixedly arranged in the third fixing cover rotates, the third screw rod 505 is fixed by a third bearing at the other end to rotate through the conversion of the third steering gear 504, the third slider 506 sleeved on the third screw rod 505 and limited by the third guide rail 507 moves up and down, and the support 509 changes the up and down position when the third slider 506 moves up and down, support 509 makes through limiting plate 508 bottom welded branch and drags the head 510 of grabbing to branch bottom movable mounting for grab head 510 and close and open and snatch and place the machined part, snatch firmly, labour saving and time saving improves work efficiency and 4 combinations of moving mechanism and realizes X, Y, Z triaxial removal, and is accurate high-efficient.

As shown in fig. 7, the protection mechanism 6 includes a fourth fixing cover 601, a fourth motor 602, a fourth steering gear 603, a fourth screw 604, a tray 605, a fourth bearing 606, a fifth fixing cover 607, a fifth motor 608, a fifth steering gear 609, a fifth screw 610, a fifth slider 611, a fifth guide rail 612, and a fifth bearing 613, the fourth motor 602 is installed in the fourth fixing cover 601, the fourth motor 602 is connected to the fourth steering gear 603, the other end of the fourth steering gear 603 is fixedly connected to the fourth screw 604, the fourth screw 604 is sleeved with the fourth slider, the other end of the fourth screw 604 is installed with the fourth bearing 606, the fourth bearing 606 is fixedly installed inside one end of the fourth fixing cover 601, both ends of the inside of the fourth fixing cover 601 are fixedly installed with the fourth guide rail, the bottom end of the fourth fixing cover 601 is fixedly installed with the fifth slider 611, the fifth sliding block 611 is mounted on the fifth screw 610 in a sleeved manner, one end of the fifth screw 610 is fixedly mounted with the fifth bearing 613, the other end of the fifth bearing 613 is connected with the fifth steering gear 609, the other end of the fifth steering gear 609 is connected with the fifth motor 608, the fifth motor 608 is mounted in the fifth fixing cover 607, the fifth guide rail 612 is mounted at two ends inside the fifth fixing cover 607, when a workpiece grasped by the robot is protected, the fifth motor 608 fixed in the fifth fixing cover 607 rotates, the fifth steering gear 609 converts to enable the fifth screw 610 to rotate, the fifth bearing 613 at the other end of the fifth screw 610 is fixed, and the fifth sliding block 611 is limited by the fifth guide rail 612, so that the fifth connecting shaft drives the fifth sliding block 611 to slide on the Y axis, two sides of the protection mechanism 6 are axisymmetric, and the fourth fixing cover 601 fixedly mounted at the top ends of the fifth sliding block 611 at two ends moves along with the movement of the fifth sliding block 611, the synchronous fourth motor 602 rotates and is made fourth lead screw 604 rotate by the rotation of fourth steering gear 603, the fourth lead screw 604 other end is fixed by fourth bearing 606, the fourth connecting axle that cup joints the installation on fourth lead screw 604 drives the fourth slider and slides on the X axle and is fixed by the fourth guide rail, tray 605 of installation also is along with removing on the fourth slider, moving mechanism 4 snatchs mechanism 5 in the control and snatchs to raise the machined part and remove the back, protection machanism 6 makes tray 605 remove to snatch the below of mechanism 5 and protect the machined part, prevent that the machined part from dropping, cause the damage and lead to the fact the potential safety hazard to following staff, improve the security performance.

As shown in fig. 8, threaded screw 702 is welded at the top end of the footing 7, and a nut 701 is installed on the threaded screw 702 in a sleeved mode, so that the footing 7 can be subjected to height adjustment through the threaded screw 702 welded on the footing 7, the whole can be subjected to horizontal adjustment, the threaded screw 702 is fixed by the nut 701, the threaded screw 702 is prevented from loosening due to vibration or shaking, the whole levelness is not enough, and when the grabbing mechanism 5 grabs a workpiece, the collision is caused due to improper angle.

The working principle of the invention is as follows: when the electric car works, a servo controller in a servo motor box 8 is electrically connected with all motors and is controlled by the servo controller to operate, firstly, a bottom foot 7 at the bottom end of a support 1 is adjusted, a threaded screw rod 702 is rotated to keep the whole horizontal, the position of the threaded screw rod 702 is fixed by a nut 701 to prevent looseness and horizontal instability, then the servo motor box 8 synchronously controls a moving mechanism 4 and a motor in a grabbing mechanism 5 to enable a first motor 402 fixed in a first fixing cover 401 to rotate, a first steering gear 403 is converted to enable the first screw rod 404 to rotate, a first bearing 408 at the other end of the first screw rod 404 is fixed, a first slide block 405 is limited by a first guide rail 407, so that a first connecting shaft 406 drives the first slide block 405 to slide on a Y axis, two sides of the moving mechanism 4 are in axial symmetry, a second fixing cover 416 fixedly installed at the top ends of the first slide blocks 405 at two ends moves along with the movement of the first slide block 405, a synchronous second motor 409 rotates, a second screw 411 rotates due to the rotation of a second steering gear 410, the other end of the second screw 411 is fixed by a second bearing 415, a second connecting shaft 413 sleeved on the second screw 411 drives a second sliding block 412 to slide on an X axis and is fixed by a second guide rail 414, a connecting block 501 fixedly installed on the second sliding block 412 enables a grabbing mechanism 5 to move, then an expansion link 502 at the bottom end of the connecting block 501 extends and retracts to enable the grabbing mechanism 5 to move on a Z axis, a third fixing cover fixed at the bottom end of the expansion link 502 changes along with the height position, a limiting plate 508 fixedly installed at the bottom end of the third fixing cover changes the up-down position, a third motor 503 fixedly installed in the third fixing cover rotates, a third screw 505 is fixed by a third bearing at the other end through the conversion of a third steering gear 504 and is sleeved on the third screw 505 and moves up and down by a third sliding block 506 limited by a third guide rail 507, when the third sliding block 506 moves up and down, the support 509 is changed in position up and down, the support 509 pulls the grabbing head 510 movably mounted at the bottom end of the support rod through the support rod welded at the bottom end of the limiting plate 508, so that the grabbing head 510 is closed and opened to grab and place a workpiece, the grabbing is firm, time and labor are saved, the working efficiency is improved, the X, Y, Z three-axis movement is realized by combining the moving mechanism 4, the precision and the efficiency are high, after the grabbing mechanism 5 grabs and lifts the workpiece, the tray 605 on the protection mechanism 6 is moved to the bottom end of the workpiece to protect the workpiece, the workpiece is prevented from falling, the damage is caused, potential safety hazards are caused to the following workers, the safety performance is improved, finally, the grabbing mechanism 5 is moved to the workpiece position, the tray 605 is moved away, the workpiece falls gently and is placed at a fixed position, the safety and the efficiency are high, and the time is saved, improve work efficiency, reduce the human cost.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims (8)

1. A multifunctional industrial robot for an intelligent manufacturing automatic production line comprises a pillar (1), an upper cover (2), a protective shell (3), a footing (7) and a servo motor box (8), wherein the footing (7) is installed at the bottom end of the pillar (1), the protective shell (3) is installed on one side of the middle of the pillar (1), the upper cover (2) is installed at the top end of the pillar (1), and the servo motor box (8) is installed at the middle position of the pillar (1); the device is characterized in that a moving mechanism (4) is fixedly supported and installed at the top end of each strut (1), a grabbing mechanism (5) is fixedly installed on each moving mechanism (4), and a protection mechanism (6) is fixedly installed between the struts (1) at the bottom ends of the grabbing mechanisms (5);

the servo motor box (8) controls the moving mechanism (4) to move axially at X, Y and the telescopic rod (502) on the grabbing mechanism (5) to move in the Z axis direction to position and grab a workpiece, and then the workpiece is protected by the protection mechanism 6.

2. The multifunctional industrial robot for an intelligent manufacturing automation line according to claim 1, characterized in that: the moving mechanism (4) comprises a first fixed cover (401), a first motor (402), a first steering gear (403), a first screw rod (404), a first sliding block (405), a first connecting shaft (406), a first guide rail (407), a first bearing (408), a second motor (409), a second steering gear (410), a second screw rod (411), a second sliding block (412), a second connecting shaft (413), a second guide rail (414), a second bearing (415) and a second fixed cover (416), wherein the first motor (402) is installed in the first fixed cover (401), the first motor (402) is connected with the first steering gear (403), the other end of the first steering gear (403) is fixedly connected with the first screw rod (404), the first sliding block (405) is installed in a sleeved mode on the first screw rod (404), and the first connecting shaft (406) is installed in the first sliding block (405), the other end of the first screw rod (404) is provided with the first bearing (408), the first bearing (408) is fixedly arranged at the inner side of one end of the first fixed cover (401), the first guide rail (407) is fixedly arranged at the two ends inside the first fixed cover (401), the top end of the first sliding block (405) is fixedly provided with a second fixed cover (416), the second motor (409) is arranged in the second fixed cover (416), the second motor (409) is connected with the second steering gear (410), the other end of the second steering gear (410) is fixedly connected with the second screw rod (411), the second sliding block (412) is sleeved and arranged on the second screw rod (411), the second connecting shaft (413) is arranged inside the second sliding block (412), and the second bearing (415) is arranged at the other end of the second screw rod (411), the second bearing (415) is fixedly arranged on the inner side of one end of the second fixed cover (416), and the second guide rail (414) is fixedly arranged at two ends of the inner part of the second fixed cover (416).

3. The multifunctional industrial robot for an intelligent manufacturing automation line according to claim 1, characterized in that: the grabbing mechanism (5) comprises a connecting block (501), an expansion rod (502), a third motor 503, a third steering gear (504), a third screw rod (505), a third sliding block (506), a third guide rail (507), a limiting plate (508), a support (509) and a grabbing head (510), wherein the expansion rod (502) is fixedly mounted at the bottom end of the connecting block (501), a third fixing cover is fixedly mounted at the bottom end of the expansion rod (502), the third motor (503) is mounted in the third fixing cover, the third steering gear (504) is connected with the third motor (503), the third screw rod (505) is fixedly connected with the other end of the third steering gear (504), the third sliding block (506) is mounted in a sleeved mode on the third screw rod (505), a third bearing is mounted at the other end of the third screw rod (505), and the third bearing is fixedly mounted at the inner side of one end of the third fixing cover, third guide rail (507) fixed mounting be in the inside both ends of the fixed cover of third, third slider (506) fixed mounting has support (509), support (509) pass through limiting plate (508) and bottom grab head (510) fixed connection, limiting plate (508) fixed mounting be in the fixed cover bottom of third.

4. The multifunctional industrial robot for an intelligent manufacturing automation line according to claim 1, characterized in that: the protection mechanism (6) comprises a fourth fixed cover (601), a fourth motor (602), a fourth steering gear (603), a fourth screw rod (604), a tray (605), a fourth bearing (606), a fifth fixed cover (607), a fifth motor (608), a fifth steering gear (609), a fifth screw rod (610), a fifth slider (611), a fifth guide rail (612) and a fifth bearing (613), the fourth motor (602) is installed in the fourth fixed cover (601), the fourth motor (602) is connected with the fourth steering gear (603), the other end of the fourth steering gear (603) is fixedly connected with the fourth screw rod (604), the fourth slider is installed on the fourth screw rod (604) in a sleeved mode, the fourth bearing (606) is installed at the other end of the fourth screw rod (604), and the fourth bearing (606) is fixedly installed on the inner side of one end of the fourth fixed cover (601), the inside both ends fixed mounting of fourth fixed cover (601) has the fourth guide rail, the fixed mounting in fourth fixed cover (601) bottom has fifth slider (611), install fifth slider (611) cup joint on fifth lead screw (610), fifth lead screw (610) one end fixed mounting has fifth bearing (613), the fifth bearing (613) other end is connected with fifth steering gear (609), fifth steering gear (609) other end is connected with fifth motor (608), fifth motor (608) are installed in fifth fixed cover (607), install the inside both ends of fifth fixed cover (607) fifth guide rail (612).

5. The multifunctional industrial robot for an intelligent manufacturing automation line according to claim 1, characterized in that: the top end of the bottom foot (7) is welded with a threaded screw rod (702), and the threaded screw rod (702) is sleeved with a nut (701).

6. The multifunctional industrial robot for an intelligent manufacturing automation line according to claim 1, characterized in that: the moving mechanism (4) and the protection mechanism (6) are in axial symmetry at two sides.

7. The multifunctional industrial robot for an intelligent manufacturing automation line according to claim 3, characterized in that: limiting plate (508) bottom both sides fixed welding have a branch, it installs to grab head (510) movable mounting be in on the branch.

8. The multifunctional industrial robot for an intelligent manufacturing automation line according to claim 1, characterized in that: the top end of the moving mechanism (4) is provided with the upper cover (2), and the two sides of the protection mechanism (6) are provided with the protection shell (3).

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