CN212527742U

CN212527742U - Mechanical arm's limit structure

Info

Publication number: CN212527742U
Application number: CN202020852850.5U
Authority: CN
Inventors: 闫建勋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-02-12
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses a robotic arm's limit structure, the loach carrying platform comprises a supporting fram, the antetheca fixed mounting of support frame has first motor and limiting plate, the first controlling means of output shaft fixedly connected with of first motor, first controlling means's front end is rotated and is connected with the U-shaped board, the U-shaped board runs through the lateral wall of limiting plate, the last fixed surface of U-shaped board installs the second motor, the output shaft fixedly connected with second controlling means of second motor, second controlling means's bottom is rotated and is connected with clamping device, fixed mounting has spacing subassembly between the interior upper wall of U-shaped board and the interior lower wall, second controlling means runs through the upper wall of spacing subassembly, first motor runs through the antetheca of support frame, the mounting hole corresponding with first motor has been seted up to the antetheca of support frame. The utility model discloses, whole device structural design is reasonable, can realize the clamping to the product and get and put, and simple structure.

Description

Mechanical arm's limit structure

Technical Field

The utility model relates to a manipulator technical field especially relates to a robotic arm's limit structure.

Background

The automated processing equipment generally includes a robot arm and a conveying device, wherein the produced product is delivered out of the production machine through the conveying device, and the robot arm takes and places the product on the conveying device into a storage box.

The existing mechanical arm has more structural parts and complex structure, so that the later maintenance is troublesome, the movement direction and the movement distance of the mechanical arm cannot be well limited, and the limiting structure of the mechanical arm with simple structure is provided in view of the situation.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a limiting structure of a mechanical arm.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a robotic arm's limit structure, includes the support frame, the antetheca fixed mounting of support frame has first motor and limiting plate, the first controlling means of output shaft fixedly connected with of first motor, first controlling means's front end is rotated and is connected with the U-shaped board, the U-shaped board runs through the lateral wall of limiting plate, the last fixed surface of U-shaped board installs the second motor, the output shaft fixedly connected with second controlling means of second motor, second controlling means's bottom is rotated and is connected with clamping device, fixed mounting has spacing subassembly between the interior upper wall of U-shaped board and the interior lower wall, second controlling means runs through the upper wall of spacing subassembly.

As a further description of the above technical solution:

the first motor penetrates through the front wall of the support frame, and the front wall of the support frame is provided with a mounting hole corresponding to the first motor.

As a further description of the above technical solution:

first controlling means includes first disc, first track groove has been seted up to the front surface of first disc, the inner wall sliding connection in first track groove has first quarter butt, the one end that first disc was kept away from to first quarter butt rotates with the back wall of U-shaped board to be connected.

As a further description of the above technical solution:

the second control device comprises a second disc, a second track groove is formed in the front surface of the second disc, a second short rod is connected to the inner wall of the second track groove in a sliding mode, and a push-pull rod is connected to one end, far away from the second disc, of the second short rod in a rotating mode.

As a further description of the above technical solution:

clamping device includes two connecting rods, two the one end of connecting rod is all rotated through pivot and second controlling means and is connected, two the connecting rod is kept away from the equal fixedly connected with holding rod of one end of second controlling means, two the holding rod all rotates through the antetheca of pivot and U-shaped board to be connected, two the antetheca of holding rod all rotates through the pivot and is connected with the grip block, two equal fixedly connected with compression spring between the lateral wall of holding rod and grip block.

As a further description of the above technical solution:

the limiting assembly comprises a vertical rod, and an L-shaped plate is fixedly connected to the front surface of the vertical rod.

The utility model discloses following beneficial effect has:

compared with the prior art, the limiting structure of the mechanical arm can control the movement and pause of the clamping device by starting the first motor and the first control device, the opening and closing of the clamping device can be controlled by the second motor and the second control device, the first control device limits the moving distance range of the mechanical arm, the limiting plate and the limiting assembly can effectively limit the moving direction of the mechanical arm, the limiting device can effectively limit the mechanical arm and take and place products, and the limiting structure is simple in structure and convenient to maintain.

Drawings

Fig. 1 is a schematic view of an overall structure of a limiting structure of a robot arm according to the present invention;

fig. 2 is a right side view of the supporting frame of the limiting structure of the robot arm according to the present invention;

fig. 3 is a structural diagram of a first control device of a limiting structure of a robot arm according to the present invention;

fig. 4 is a structural diagram of a second control device of a limiting structure of a robot arm according to the present invention;

fig. 5 is a structural diagram of a limiting assembly of a limiting structure of a robot arm according to the present invention.

Illustration of the drawings:

1. a support frame; 2. a first motor; 3. a limiting plate; 4. a first control device; 5. a U-shaped plate; 6. a second motor; 7. a second control device; 8. a clamping device; 9. a limiting component; 41. a first disc; 42. a first track groove; 43. a first short bar; 71. a second disc; 72. a second track groove; 73. a second short bar; 74. a push-pull rod; 81. a connecting rod; 82. a clamping rod; 83. a clamping plate; 84. a compression spring; 91. a vertical rod; 92. an L-shaped plate.

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 "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, 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. 1-5, the utility model provides a pair of robotic arm's limit structure: including support frame 1, the antetheca fixed mounting of support frame 1 has first motor 2 and limiting plate 3, limiting plate 3 restriction robotic arm's direction of motion, the first controlling means 4 of output shaft fixedly connected with of first motor 2, the front end of first controlling means 4 is rotated and is connected with U-shaped plate 5, U-shaped plate 5 runs through limiting plate 3's lateral wall, the last fixed surface of U-shaped plate 5 installs second motor 6, the output shaft fixedly connected with second controlling means 7 of second motor 6, the bottom of second controlling means 7 is rotated and is connected with clamping device 8, fixed mounting has spacing subassembly 9 between the interior upper wall of U-shaped plate 5 and the interior lower wall, second controlling means 7 runs through the upper wall of spacing subassembly 9, make second controlling means 7 keep the up-and-down motion.

The first motor 2 penetrates through the front wall of the support frame 1, the front wall of the support frame 1 is provided with a mounting hole corresponding to the first motor 2, the first control device 4 comprises a first disc 41, the front surface of the first disc 41 is provided with a first track groove 42, the inner wall of the first track groove 42 is connected with a first short rod 43 in a sliding manner, one end, away from the first disc 41, of the first short rod 43 is rotatably connected with the rear wall of the U-shaped plate 5, the second control device 7 comprises a second disc 71, the front surface of the second disc 71 is provided with a second track groove 72, the inner wall of the second track groove 72 is connected with a second short rod 73 in a sliding manner, one end, away from the second disc 71, of the second short rod 73 is rotatably connected with a push-pull rod 74, the clamping device 8 comprises two connecting rods 81, one ends of the two connecting rods 81 are both rotatably connected with the second control device 7 through rotating shafts, so that the second control device 7 controls the clamping, the equal fixedly connected with supporting rod 82 of one end that second controlling means 7 was kept away from to two connecting rods 81, two supporting rod 82 all rotate through pivot and U-shaped plate 5's antetheca to be connected, the antetheca of two supporting rod 82 all rotates through the pivot and is connected with grip block 83, equal fixedly connected with compression spring 84 between the lateral wall of two supporting rod 82 and grip block 83, play buffering and hold the power effect, prevent to damage the product, spacing subassembly 9 includes montant 91, montant 91's front surface fixedly connected with L-shaped plate 92.

The working principle is as follows: the first motor 2 and the second motor 6 are started to drive the first disc 41 and the second disc 71 to rotate respectively, then the first short rod 43 and the second short rod 73 drive the U-shaped plate 5 and the push-pull rod 74 to move respectively, when the push-pull rod 74 moves upwards, the two clamping plates 83 approach each other to clamp a product, after the U-shaped plate 5 drives the clamping device 8 to move, the push-pull rod 74 moves downwards, so that the clamping device 8 loosens the product, and the operation is repeated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a robotic arm's limit structure, includes support frame (1), its characterized in that: the utility model discloses a motor, including support frame (1), antetheca fixed mounting of support frame (1) has first motor (2) and limiting plate (3), the first controlling means (4) of output shaft fixedly connected with of first motor (2), the front end of first controlling means (4) is rotated and is connected with U-shaped plate (5), the lateral wall of limiting plate (3) is run through in U-shaped plate (5), the last fixed surface of U-shaped plate (5) installs second motor (6), the output shaft fixedly connected with second controlling means (7) of second motor (6), the bottom of second controlling means (7) is rotated and is connected with clamping device (8), fixed mounting has between the interior upper wall of U-shaped plate (5) and the interior lower wall spacing subassembly (9), the upper wall of spacing subassembly (9) is run through in second controlling means (7).

2. The limit structure of a robot arm according to claim 1, wherein: the first motor (2) penetrates through the front wall of the support frame (1), and the front wall of the support frame (1) is provided with a mounting hole corresponding to the first motor (2).

3. The limit structure of a robot arm according to claim 1, wherein: first controlling means (4) include first disc (41), first track groove (42) have been seted up to the front surface of first disc (41), the inner wall sliding connection in first track groove (42) has first quarter butt (43), the one end that first disc (41) were kept away from in first quarter butt (43) rotates with the back wall of U-shaped board (5) and is connected.

4. The limit structure of a robot arm according to claim 1, wherein: the second control device (7) comprises a second disc (71), a second track groove (72) is formed in the front surface of the second disc (71), a second short rod (73) is connected to the inner wall of the second track groove (72) in a sliding mode, and a push-pull rod (74) is connected to one end, far away from the second disc (71), of the second short rod (73) in a rotating mode.

5. The limit structure of a robot arm according to claim 1, wherein: clamping device (8) are including two connecting rods (81), two the one end of connecting rod (81) all rotates with second controlling means (7) through the pivot and is connected, two the equal fixedly connected with holding rod (82) of one end that second controlling means (7) were kept away from in connecting rod (81), two holding rod (82) all rotate through the pivot and the antetheca of U shaped plate (5) and are connected, two the antetheca of holding rod (82) all rotates through the pivot and is connected with grip block (83), two equal fixedly connected with compression spring (84) between the lateral wall of holding rod (82) and grip block (83).

6. The limit structure of a robot arm according to claim 1, wherein: the limiting assembly (9) comprises a vertical rod (91), and an L-shaped plate (92) is fixedly connected to the front surface of the vertical rod (91).