Sucker type grabbing mechanism with steering function

Abstract

The suction cup type grabbing mechanism with the steering function comprises a machine frame and a carrier, the carrier is provided with a first linear reciprocating motion mechanism which controls the carrier to horizontally move front and back or left and right, and the first linear reciprocating motion mechanism is provided with a second linear reciprocating motion mechanism which controls the first linear reciprocating motion mechanism to vertically move up and down. The second linear reciprocating motion mechanism is arranged on the rack, the carrier is rotationally connected with a hollow shaft, the lower end of the hollow shaft is provided with a suction cup, the carrier is fixedly connected with a negative pressure air pipe, the negative pressure air pipe is inserted from the upper end of the hollow shaft, a sealing ring arranged on the negative pressure air pipe in a sleeving mode is arranged between the negative pressure air pipe and the hollow shaft, and a gear is arranged outside the hollow shaft; the gear is engaged with a rack slidably connected to the carrier, and the rack is provided with a third linear reciprocating motion mechanism controlling the rack to move in the tangential direction of the gear. According to the grabbing mechanism, steering can be achieved in the workpiece transferring process, using is flexible and convenient, the overall function is complete, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical automation, and more particularly to a suction cup type grasping mechanism with a steering function. Background Art

[0002] In non-standard automation, suction cup grippers are often used as a solution for moving workpieces with smooth surfaces. They are paired with linear reciprocating mechanisms that control the gripper's horizontal forward and backward, left and right movements, and vertical and down movements to transfer the workpiece. However, because the suction cup is fixed to the carrier, the workpiece cannot be steered during transfer, resulting in certain limitations. Therefore, this utility model proposes a suction cup gripper mechanism with steering functionality. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies in the prior art and provide a suction cup type gripping mechanism with a steering function.

[0004] In order to solve the above technical problems, the purpose of the present invention is achieved as follows: the present invention involves a suction cup gripping mechanism with a steering function, including a frame and a carrier, the carrier is provided with a first linear reciprocating motion mechanism for controlling it to move horizontally forward and backward or left and right, the first linear reciprocating motion mechanism is provided with a second linear reciprocating motion mechanism for controlling it to move vertically up and down, the second linear reciprocating motion mechanism is arranged on the frame, the carrier is rotatably connected to a hollow shaft, the lower end of the hollow shaft is provided with a suction cup for follow-up, the carrier is fixedly connected to a negative pressure air pipe, the negative pressure air pipe is inserted from the upper end of the hollow shaft, a sealing ring is provided between the negative pressure air pipe and the hollow shaft, a gear is provided outside the hollow shaft, the gear is meshed with a rack slidably connected to the carrier, the rack is provided with a third linear reciprocating motion mechanism for controlling it to move along the tangential direction of the gear, and the third linear reciprocating motion mechanism is arranged on the carrier.

[0005] The utility model is further configured as follows: a limiting hole extending along the length direction is opened on the rack, a limiting pin is slidably connected in the limiting hole, and the limiting pin is arranged on the carrier.

[0006] The present invention is further configured as follows: the limit pin is a screw threadedly connected to the carrier.

[0007] The utility model is further configured as follows: the third linear reciprocating motion mechanism is a push rod cylinder whose end portion of the telescopic rod is connected to one end of the rack.

[0008] The present invention is further configured such that: the first linear reciprocating motion mechanism and the second linear reciprocating motion mechanism are both rodless cylinders.

[0009] In summary, the utility model has the following beneficial effects: the suction cup gripping mechanism with steering function involved in the utility model can realize steering at the same time during the transfer of the workpiece, is flexible and convenient to use, has complete overall functions and is highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0011] Figure 2 It is a partial structural diagram of the utility model. DETAILED DESCRIPTION

[0012] In order to enable those skilled in the art to better understand the technical solutions of the present invention, the preferred embodiments of the present invention are described below in conjunction with specific examples. However, it should be understood that these descriptions are only for the purpose of further illustrating the features and advantages of the present invention, and are not intended to limit the patent claims of the present invention. Based on the examples in the present invention, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present invention.

[0013] The present invention will be further described below with reference to the accompanying drawings and preferred embodiments.

[0014] Example 1

[0015] See also Figure 1 As shown, the present embodiment involves a suction cup type grasping mechanism with a steering function, comprising a frame (not shown) and a carrier 1, the carrier 1 is provided with a first linear reciprocating motion mechanism (not shown) for controlling its horizontal forward and backward or left and right movement, the first linear reciprocating motion mechanism is provided with a second linear reciprocating motion mechanism (not shown) for controlling its vertical up and down movement, the second linear reciprocating motion mechanism is provided on the frame, the carrier 1 is rotatably connected to a hollow shaft 2, the lower end of the hollow shaft 2 is provided with a suction cup 3 for follow-up, a negative pressure air pipe 4 is fixedly connected to the carrier 1, the negative pressure air pipe 4 is inserted from the upper end of the hollow shaft 2, a sealing ring 5 is provided between the negative pressure air pipe 4 and the hollow shaft 2, a gear 6 is provided on the outside of the hollow shaft 2, a rack 7 slidably connected to the carrier is meshed on the gear 6, the rack 7 is provided with a third linear reciprocating motion mechanism 8 for controlling its movement along the tangential direction of the gear, the third linear reciprocating motion mechanism 8 is provided on the carrier 1.

[0016] Furthermore, the third linear reciprocating motion mechanism 8 is a push rod cylinder in which the end of the telescopic rod is connected to one end of the rack.

[0017] Furthermore, the first linear reciprocating motion mechanism and the second linear reciprocating motion mechanism are both rodless cylinders.

[0018] In this embodiment, the rack 7 is controlled to move by the third linear reciprocating motion mechanism 8, and the gear 6 drives the hollow shaft 2 to rotate through the gear rack transmission. The hollow shaft 2 drives the suction cup 3 for adsorbing the workpiece and the workpiece thereon to turn. At the same time, the hollow shaft 2 rotates relative to the negative pressure air pipe 4.

[0019] Example 2

[0020] See also Figure 1 and Figure 2 As shown, the present embodiment involves a suction cup gripping mechanism with a steering function, which is further configured on the basis of Example 1, that is, a limiting hole 9 extending along the length direction is opened on the rack 7, and a limiting pin 10 is slidingly connected in the limiting hole 9, and the limiting pin 10 is arranged on the carrier 1.

[0021] Furthermore, the limiting pin 10 is a screw threadedly connected to the carrier 1 .

[0022] In this embodiment, the limiting hole 9 is provided in conjunction with the limiting pin 10 to serve as a position limit for the rack 7 when it makes a linear motion.

[0023] The suction cup type gripping mechanism with a steering function involved in the utility model can realize steering during the process of transferring the workpiece, is flexible and convenient to use, has complete overall functions and is highly practical.

[0024] Unless otherwise specified, in the present invention, if there are terms such as "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicating orientation or positional relationship, they are based on the orientation or positional relationship actually shown and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limiting this patent. For ordinary technicians in this field, they can combine the embodiments and understand the specific meanings of the above terms according to specific circumstances.

[0025] Unless otherwise specified or limited, the terms "disposed," "connected," and "connected" in this utility model should be understood broadly. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to direct connections, indirect connections through an intermediate medium, or internal communication between two components. Those skilled in the art will understand the specific meanings of these terms in this utility model based on the specific circumstances.

[0026] The above describes in detail the preferred embodiments of the present invention. It should be understood that those skilled in the art can make numerous modifications and variations based on the concepts of the present invention without inventive effort. Therefore, any technical solutions that can be derived by those skilled in the art based on the concepts of the present invention through logical analysis, reasoning, or limited experimentation based on the existing technology should be within the scope of protection defined by the claims.

Claims

1. A suction cup gripping mechanism with a steering function, comprising a frame and a carrier, wherein the carrier is provided with a first linear reciprocating motion mechanism for controlling horizontal forward and backward or left and right movement, and the first linear reciprocating motion mechanism is provided with a second linear reciprocating motion mechanism for controlling vertical up and down movement, the second linear reciprocating motion mechanism being provided on the frame, characterized in that: A hollow shaft is rotatably connected to the carrier, and a suction cup is provided at the lower end of the hollow shaft for follow-up. A negative pressure air pipe is fixedly connected to the carrier, and the negative pressure air pipe is inserted from the upper end of the hollow shaft. A sealing ring is provided between the negative pressure air pipe and the hollow shaft, and a gear is provided on the outside of the hollow shaft. A rack slidably connected to the carrier is meshed on the gear, and a third linear reciprocating motion mechanism is provided on the rack for controlling its movement along the tangential direction of the gear. The third linear reciprocating motion mechanism is arranged on the carrier.

2. The suction cup gripping mechanism with steering function according to claim 1, characterized in that: The rack is provided with a limiting hole extending along the length direction, and a limiting pin is slidably connected in the limiting hole, and the limiting pin is arranged on the carrier.

3. The suction cup gripping mechanism with steering function according to claim 2, characterized in that: The limiting pin is a screw threadedly connected to the carrier.

4. The suction cup gripping mechanism with steering function according to any one of claims 1 to 3, characterized in that: The third linear reciprocating motion mechanism is a push rod cylinder whose end portion of the telescopic rod is connected to one end of the rack.

5. The suction cup gripping mechanism with steering function according to claim 1, characterized in that: The first linear reciprocating motion mechanism and the second linear reciprocating motion mechanism are both rodless cylinders.

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