A precision parts processing clamping robot

Abstract

The utility model discloses a precision parts processing clamping robot, comprising two mounting seats and a transport frame, wherein a fixed box is connected to the transport frame through an adjusting mechanism, the bottom end of the fixed box is rotatably connected to a rotating plate, a first motor is installed inside the fixed box, the output end of the first motor is fixedly connected to the top end of the rotating plate, two first sliding grooves are symmetrically arranged at the bottom end of the rotating plate, first sliding seats are slidably arranged inside the two first sliding grooves, first screws are threadedly connected inside the two first sliding seats, and the two first screws are rotatably connected to the rotating plate, so that it is convenient to install it on material conveying equipment and material receiving equipment with different spacings and different heights, thereby reducing the limitation of its use and improving its practicality.

Description

Technical Field

[0001] The utility model relates to the technical field of manipulators, and more specifically, to a precision parts processing and clamping manipulator. Background Art

[0002] In modern production processes, robots are widely used in automatic production lines, especially in the processing of precision parts, which requires a large number of robots to perform accurate and long-term clamping and handling operations on precision parts.

[0003] After searching, the utility model patent with Chinese application number CN202321303871.1 discloses a precision parts processing and handling robot, including a U-shaped handling frame installed on the outside of a material conveying device and a material receiving device: a first motor is arranged on the top of the horizontal end of the handling frame, and a rocker arm is connected to the output end of the first motor, and cylinders are respectively arranged on the tops of both ends of the rocker arm, and a lifting frame is connected to the output end of the cylinder, and both lifting frames are provided with clamping components for reciprocating switching positions on the material conveying device and the material receiving device. The handling robot adopts a rotating rocker arm structure, and the positions of the two clamping components can be reciprocated by the reciprocating swinging and rotation of the rocker arm, so that the two clamping components can grab and put down the precision parts at the same time, thereby realizing the continuous and uninterrupted handling effect of the two clamping components on the precision parts, avoiding the handling breakpoint phenomenon, and improving the handling efficiency.

[0004] Since the clamping assembly is installed on the rocker arm, it is not convenient to adjust the position of the clamping assembly. Since the spacing and heights between the material conveying equipment and the material receiving equipment of different production procedures are different, it is not convenient to adjust the height of the manipulator accordingly. In addition, when installing it on the outside of the material conveying equipment and the material receiving equipment, it is necessary to debug repeatedly so that the first motor is located on the upper side of the middle position between the material conveying equipment and the material receiving equipment, and its installation is somewhat difficult. Utility Model Content

[0005] In view of the problems existing in the prior art, the utility model provides a precision parts processing clamping robot to solve the technical problems mentioned in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a precision parts processing clamping robot, comprising two mounting seats and a transport frame, the transport frame is connected with a fixed box through an adjusting mechanism, the bottom end of the fixed box is rotatably connected with a rotating plate, a first motor is installed inside the fixed box, the output end of the first motor is fixedly connected to the top of the rotating plate, two first slide grooves are symmetrically arranged at the bottom end of the rotating plate, the first slide seats are slidably arranged inside the two first slide grooves, the first screw rods are threadedly connected inside the two first slide seats, the two first screw rods are rotatably connected to the rotating plate, a fixed shaft is fixedly connected between the two first screw rods, and the fixed shaft is fixedly connected between the two first screw rods. The shaft is rotatably connected to the rotating plate, and a second motor is fixedly installed on the side end of the rotating plate. The output end of the second motor is fixedly connected to the side end of the corresponding first screw, and the thread spiral directions of the two first screws are opposite. The bottom ends of the two first slides are installed with clamping mechanisms, and the two mounting seats are installed with height adjustment mechanisms for adjusting the height of the transport frame, which is convenient for installing it outside material conveying equipment and material receiving equipment at different intervals, and convenient for installing it on material conveying equipment and material receiving equipment at different heights, reducing the limitations of its use, avoiding installation after precise measurement, reducing the difficulty of its fixed installation, and improving the practicality of its use.

[0007] The utility model is further configured as follows: the adjusting mechanism includes a third motor, a second slide groove is provided on the transport frame, a second slide seat is slidingly provided inside the second slide groove, a second screw rod is connected to the internal thread of the second slide seat, the second screw rod is rotatably connected to the transport frame, the third motor is installed at the side end of the transport frame, the output end of the third motor is fixedly connected to the side end of the second screw rod, the second slide seat is fixedly connected to the fixed box, and the position of the rotating plate relative to the transport frame is conveniently adjusted through the adjusting mechanism.

[0008] The utility model is further configured such that a first limiting groove is provided at a side end of the second slide groove, a first limiting block is fixedly connected to the side end of the second slide seat, and the first limiting block is slidably matched with the second limiting groove to limit and support the second slide seat.

[0009] The utility model is further configured as follows: the height adjusting mechanism includes two third screws, the upper sides of the side ends of the two mounting seats are fixedly connected to the first fixing seats, the two third screws are respectively rotatably connected to the two first fixing seats, the top ends of the two mounting seats are provided with adjustment grooves, the interiors of the two adjustment grooves are slidably provided with adjustment plates, the side ends of the two adjustment plates are fixedly connected to the second fixing seats, the two third screws are respectively threadedly connected to the two second fixing seats, the top ends of the two third screws are fixedly connected to pulleys, and the two pulleys are transmission-connected with transmission belts, so that the height of the transport rack can be adjusted conveniently through the height adjusting mechanism.

[0010] The utility model is further configured that the bottom ends of the two third screw rods are fixedly connected with a turning handle, and the third screw rods can be easily rotated by the turning handle.

[0011] The utility model is further configured as follows: the clamping mechanism includes a first cylinder, which is mounted on a first slide seat, and the bottom end of the first cylinder is fixedly connected to a fixing plate, the bottom end of the fixing plate is provided with a convex groove, and two convex blocks are symmetrically slidably provided inside the convex groove, and baffles are installed on both side ends of the fixing plate corresponding to the convex groove by screws, and a second cylinder is installed on the two baffles, and the two second cylinders are respectively connected to the two convex blocks, and the bottom ends of the two convex blocks are fixedly connected to a clamping frame, so that the precision parts can be clamped and fixed through the clamping mechanism.

[0012] The utility model is further configured such that four telescopic rods are fixedly connected to the bottom end of the first slide seat, and the bottom ends of the four telescopic rods are fixedly connected to the top end of the fixed plate to ensure that the fixed plate can move up and down stably.

[0013] The utility model is further configured such that a second limiting groove is provided at a side end of the first sliding groove, a second limiting block is slidingly provided inside the second limiting groove, and the second limiting block is fixedly connected to the first sliding seat to serve as a limiting support for the first sliding seat.

[0014] Compared with the prior art, the utility model has the following beneficial effects: 1. The two first screws and the fixed shaft are driven to rotate by the second motor, and the rotation of the two first screws causes the two first slides to move in opposite directions, and the two first slides drive the two clamping mechanisms to move, so that the spacing between the two clamping mechanisms can be adjusted accordingly according to the spacing between the material conveying equipment and the material receiving equipment, and they can be installed outside the material conveying equipment and the material receiving equipment at different spacings; and the height of the conveying frame can be adjusted by the height adjustment mechanism, and the conveying frame drives the adjustment mechanism, the fixed box, the rotating plate and the two clamping mechanisms to be adjusted, so that they can be adjusted accordingly according to the height of the material conveying equipment and the material receiving equipment, and they can be installed on the material conveying equipment and the material receiving equipment at different heights, reducing the limitations of its use.

[0015] 2. Through the adjustment mechanism, it is convenient to adjust the positions of the fixed box, the rotating plate and the two clamping mechanisms. The fixed box and the first motor are adjusted to the upper side of the middle position of the material conveying equipment and the material receiving equipment. When installing and fixing the precision parts processing clamping manipulator, it can be installed without precise measurement, which reduces the difficulty of its fixed installation and has good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the front structure of a precision parts processing clamping robot in the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of a precision parts processing clamping manipulator in the utility model when viewed from above;

[0018] Figure 3 It is a structural schematic diagram of the connection between the transport frame and the adjustment mechanism in the utility model;

[0019] Figure 4 It is a cross-sectional structural diagram of the connection between the fixed box, the rotating plate, the two second slide seats, the two second screw rods, the fixed shaft and the second motor in the utility model;

[0020] Figure 5 It is a structural schematic diagram of the clamping mechanism in the utility model.

[0021] In the figure: 1, mounting base; 2, transport frame; 3, fixed box; 4, rotating plate; 5, first motor; 6, first slide; 7, first slide; 8, first screw; 9, fixed shaft; 10, second motor; 11, third motor; 12, second slide; 13, second slide; 14, second screw; 15, first limiting groove; 16, first limiting block; 17, third screw; 18, first fixed seat; 19, adjusting groove; 20, adjusting plate; 21, second fixed seat; 22, pulley; 23, transmission belt; 24, turning handle; 25, first cylinder; 26, fixed plate; 27, convex groove; 28, convex block; 29, baffle; 30, second cylinder; 31, clamping frame; 32, telescopic rod; 33, second limiting groove; 34, second limiting block. DETAILED DESCRIPTION

[0022] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0023] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0024] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0025] See also Figure 1-5A precision parts processing clamping manipulator includes two mounting seats 1 and a transport frame 2. The transport frame 2 is connected with a fixed box 3 through an adjusting mechanism. The bottom end of the fixed box 3 is rotatably connected with a rotating plate 4. A first motor 5 is installed inside the fixed box 3. The output end of the first motor 5 is fixedly connected to the top of the rotating plate 4. Two first slide grooves 6 are symmetrically arranged at the bottom end of the rotating plate 4. The first slide seats 7 are slidably arranged inside the two first slide grooves 6. The first screws 8 are threadedly connected inside the two first slide seats 7. The two first screws 8 are rotatably connected to the rotating plate 4. A fixed shaft 9 is fixedly connected between the two first screws 8. The fixed shaft 9 is rotatably connected to the rotating plate 4. A second motor 10 is fixedly installed on the side end of the plate 4, and the output end of the second motor 10 is fixedly connected to the side end of the corresponding first screw 8. The thread spiral directions of the two first screws 8 are opposite, and the bottom ends of the two first slides 7 are installed with clamping mechanisms. The side end of the first slide groove 6 is provided with a second limit groove 33, and the second limit block 34 is slidingly provided inside the second limit groove 33. The second limit block 34 is fixedly connected to the first slide 7 to play a role of limiting support for the first slide 7, while reducing the force of the first slide 7 on the first screw 8, thereby protecting the first screw 8. A height adjustment mechanism for adjusting the height of the transport frame 2 is installed on the two mounting seats 1.

[0026] In this embodiment, the two first screw rods 8 and the fixed shaft 9 are driven to rotate by the second motor 10, and the two first screw rods 8 rotate to move the two first slides 7 in opposite directions, and the two first slides 7 drive the two clamping mechanisms to move, so that the spacing between the two clamping mechanisms can be adjusted accordingly according to the spacing between the material conveying equipment and the material receiving equipment, so that it can be installed outside the material conveying equipment and the material receiving equipment with different spacings, reducing the limitation of its use, and the height of the transport frame 2 is adjusted by the height adjustment mechanism, and the transport frame 2 drives the adjustment mechanism, the fixed box 3, the rotating plate 4 and the two clamping mechanisms to be adjusted accordingly according to the height of the material conveying equipment and the material receiving equipment, so that it can be installed on the material conveying equipment and the material receiving equipment with different heights, reducing the limitation of its use, and the adjustment mechanism is convenient for adjusting the positions of the fixed box 3, the rotating plate 4 and the two clamping mechanisms, so that the fixed box 3 and the first motor 5 are adjusted to the upper side of the middle position between the material conveying equipment and the material receiving equipment. When installing and fixing the precision parts processing clamping manipulator, it is avoided to install after accurate measurement, reducing the difficulty of its fixed installation, and improving the practicality of its use.

[0027] See also Figure 3The adjusting mechanism includes a third motor 11, a second slide groove 12 is provided on the transport frame 2, a second slide seat 13 is slidingly provided inside the second slide groove 12, a second screw rod 14 is internally threadedly connected to the second slide seat 13, the second screw rod 14 is rotatably connected to the transport frame 2, the third motor 11 is installed at the side end of the transport frame 2, the output end of the third motor 11 is fixedly connected to the side end of the second screw rod 14, the second slide seat 13 is fixedly connected to the fixed box 3, a first limiting groove 15 is provided at the side end of the second slide groove 12, a first limiting block 16 is fixedly connected to the side end of the second slide seat 13, the first limiting block 16 is slidably matched with the second limiting groove 33, and plays a role of limiting and supporting the second slide seat 13.

[0028] In this embodiment, the second screw 14 is driven by the third motor 11, and the second screw 14 rotates to slide the second slide 13 inside the second slide slot 12, and the second slide 13 drives the fixed box 3, the rotating plate 4 and the two clamping mechanisms to move.

[0029] See also Figure 1 and Figure 2 The height adjustment mechanism includes two third screw rods 17, the upper sides of the side ends of the two mounting seats 1 are fixedly connected with the first fixed seats 18, the two third screw rods 17 are rotatably connected with the two first fixed seats 18 respectively, the top ends of the two mounting seats 1 are provided with adjustment slots 19, and the insides of the two adjustment slots 19 are slidably provided with adjustment plates 20, the side ends of the two adjustment plates 20 are fixedly connected with the second fixed seats 21, the two third screw rods 17 are threadedly connected with the two second fixed seats 21 respectively, the top ends of the two third screw rods 17 are fixedly connected with pulleys 22, and the two pulleys 22 are transmission-connected with transmission belts 23, and the transmission belts 23 are in a tensioned state. In order to ensure the tightness of the transmission belts 23, a belt tensioning structure can be installed on the transport frame 2, and the bottom ends of the two third screw rods 17 are fixedly connected with a turning handle 24, which facilitates the rotation of the third screw 17.

[0030] In this embodiment, one third screw 17 is rotated, and at the same time, the other third screw 17 is driven to rotate through the cooperation of two pulleys 22 and the transmission belt 23. The rotation of the two third screws 17 causes the two second fixed seats 21 to move up and down relative to the third screw 17, and the two second fixed seats 21 drive the two adjustment plates 20 and the transport frame 2 to move up and down.

[0031] See also Figure 2 and Figure 5The clamping mechanism includes a first cylinder 25, which is mounted on the first slide 7. A fixing plate 26 is fixedly connected to the bottom end of the first cylinder 25. A convex groove 27 is provided at the bottom end of the fixing plate 26. Two convex blocks 28 are symmetrically slidably provided inside the convex groove 27. Baffles 29 are installed on both side ends of the fixing plate 26 corresponding to the convex groove 27 by screws. Second cylinders 30 are installed on the two baffles 29. The two second cylinders 30 are respectively connected to the two convex blocks 28. The bottom ends of the two convex blocks 28 are fixedly connected to a clamping frame 31. Four telescopic rods 32 are fixedly connected to the bottom end of the first slide 7. The bottom ends of the four telescopic rods 32 are fixedly connected to the top end of the fixing plate 26 to ensure that the fixing plate 26 can move up and down stably.

[0032] In this embodiment, the first cylinder 25 is used to drive the fixing plate 26 and the two clamping frames 31 to move up and down, and the height of the two clamping frames 31 is adjusted. The two second cylinders 30 are used to drive the two convex blocks 28 to move, and the two convex blocks 28 drive the two clamping frames 31 to move. The precision parts are clamped and fixed by the two clamping frames 31.

[0033] In summary, when the manipulator is in use:

[0034] First, two fixed seats are installed on the ground on both sides of the material conveying equipment and the material receiving equipment, and then the second screw 14 is driven by the third motor 11. The second screw 14 rotates to make the second slide 13 slide inside the second slide 12. The second slide 13 drives the fixed box 3, the rotating plate 4 and the two clamping mechanisms to move, and the fixed box 3 is moved to the middle position of the material conveying equipment and the material receiving equipment. The two first screws 8 and the fixed shaft 9 are driven to rotate by the second motor 10. The two first screws 8 rotate to make the two first slides 7 move in opposite directions. The two first slides 7 drive the two clamping mechanisms to move, so that the two clamping mechanisms are respectively located on the upper side of the material conveying equipment and the upper side of the material receiving equipment;

[0035] When it is necessary to clamp the precision parts, the first cylinder 25 located on the upper side of the material conveying equipment drives the fixing plate 26 to move downward, so that the two clamping frames 31 are located on both sides of the precision parts, and the two second cylinders 30 drive the two convex blocks 28 and the two clamping frames 31 to move toward the middle, and the precision parts are clamped by the two clamping frames 31, and then the first cylinder 25 drives the fixing plate 26 and the precision parts to move upward, and then the first motor 5 drives the rotating plate 4 and the two clamping mechanisms to rotate 180°, and then the precision parts are clamped and fixed by the clamping mechanism located on the material conveying equipment, the first cylinder 25 located on the material receiving equipment drives the fixing plate 26 to move downward, and makes the bottom end of the precision parts contact with the top end of the material receiving equipment, and then the two second cylinders 30 drive the two convex blocks 28 and the two clamping frames 31 to move to both sides, so that the precision parts are placed on the material receiving equipment, and the precision parts on the material conveying equipment are clamped to the material receiving equipment through the cooperation of the first cylinder 25, the second cylinder 30 and the first motor 5.

[0036] In all the schemes mentioned above, the connection between two parts can be selected according to actual conditions by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which are not described here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. A precision parts processing clamping robot, comprising two mounting seats (1) and a transport frame (2), characterized in that: The transport frame (2) is connected to a fixed box (3) via an adjustment mechanism, the bottom end of the fixed box (3) is rotatably connected to a rotating plate (4), a first motor (5) is installed inside the fixed box (3), the output end of the first motor (5) is fixedly connected to the top end of the rotating plate (4), two first slide grooves (6) are symmetrically arranged at the bottom end of the rotating plate (4), a first slide seat (7) is slidably arranged inside the two first slide grooves (6), the insides of the two first slide seats (7) are threadedly connected to first screw rods (8), and the two first screw rods (8) are connected to the first slide grooves (6). The rotating plate (4) is rotatably connected, a fixed shaft (9) is fixedly connected between the two first screw rods (8), the fixed shaft (9) is rotatably connected to the rotating plate (4), a second motor (10) is fixedly installed on the side end of the rotating plate (4), the output end of the second motor (10) is fixedly connected to the side end of the corresponding first screw rod (8), the screw threads of the two first screw rods (8) have opposite spiral directions, a clamping mechanism is installed at the bottom ends of the two first slide seats (7), and a height adjustment mechanism for adjusting the height of the transport frame (2) is installed on the two mounting seats (1).

2. The precision parts processing clamping robot according to claim 1 is characterized by: The adjusting mechanism comprises a third motor (11), a second slide groove (12) is provided on the transport frame (2), a second slide seat (13) is slidably provided inside the second slide groove (12), a second screw rod (14) is internally threadedly connected to the second slide seat (13), the second screw rod (14) is rotatably connected to the transport frame (2), the third motor (11) is installed at a side end of the transport frame (2), an output end of the third motor (11) is fixedly connected to a side end of the second screw rod (14), and the second slide seat (13) is fixedly connected to the fixed box (3).

3. A precision parts processing clamping robot according to claim 2, characterized in that: A first limiting groove (15) is provided at a side end of the second sliding groove (12), a first limiting block (16) is fixedly connected to a side end of the second sliding seat (13), and the first limiting block (16) is slidably matched with the second limiting groove (33).

4. The precision parts processing clamping robot according to claim 1 is characterized by: The height adjustment mechanism comprises two third screw rods (17), the upper sides of the side ends of the two mounting seats (1) are fixedly connected to the first fixing seats (18), the two third screw rods (17) are rotatably connected to the two first fixing seats (18), the top ends of the two mounting seats (1) are provided with adjustment grooves (19), the insides of the two adjustment grooves (19) are slidably provided with adjustment plates (20), the side ends of the two adjustment plates (20) are fixedly connected to the second fixing seats (21), the two third screw rods (17) are respectively threadedly connected to the two second fixing seats (21), the top ends of the two third screw rods (17) are fixedly connected to pulleys (22), and the two pulleys (22) are transmission-connected with transmission belts (23).

5. The precision parts processing clamping robot according to claim 4 is characterized by: The bottom ends of the two third screw rods (17) are fixedly connected to a turning handle (24).

6. The precision parts processing clamping robot according to claim 1 is characterized by: The clamping mechanism comprises a first cylinder (25), the first cylinder (25) being mounted on a first slide seat (7), the bottom end of the first cylinder (25) being fixedly connected to a fixing plate (26), the bottom end of the fixing plate (26) being provided with a convex groove (27), two convex blocks (28) being symmetrically slidably arranged inside the convex groove (27), baffles (29) being mounted on both side ends of the fixing plate (26) corresponding to the convex groove (27) by screws, the two baffles (29) being mounted with a second cylinder (30), the two second cylinders (30) being respectively connected to the two convex blocks (28), and the bottom ends of the two convex blocks (28) being fixedly connected to a clamping frame (31).

7. The precision parts processing clamping robot according to claim 1 is characterized by: Four telescopic rods (32) are fixedly connected to the bottom end of the first sliding seat (7), and the bottom ends of the four telescopic rods (32) are fixedly connected to the top end of the fixed plate (26).

8. The precision parts processing clamping robot according to claim 1 is characterized by: A second limiting groove (33) is provided at the side end of the first sliding groove (6), a second limiting block (34) is slidably provided inside the second limiting groove (33), and the second limiting block (34) is fixedly connected to the first sliding seat (7).

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