Magnetic claw

Abstract

The utility model relates to the technical field of clamps, in particular to a magnetic claw which comprises an installation support and a carrier which are fixed with an external mechanical arm, materials are arranged on the carrier, and a magnetic claw is arranged on the installation support. The magnetic gripper comprises a magnetic attraction device mounted on the mounting bracket and a sensing assembly mounted on the mounting bracket; the magnetic attraction device comprises an assembly installed on the installation support and used for conducting magnetic attraction on materials and a driving assembly installed on the magnetic attraction assembly and used for controlling the magnetic attraction assembly to ascend and descend, and further comprises an energy storage piece installed on the installation support. The device can be effectively attracted to a magnet installed on the carrier through the magnetic attraction device, in this way, the magnetic attraction assembly can be effectively controlled to attract the carrier or release the carrier, the problem occurring when the movable hook is matched with the carrier can be avoided through the magnetic claw, and the situation that the placement position of the carrier is changed is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of fixtures, in particular to a magnetic adsorption hand claw. Background Art

[0002] When the blank of the mobile phone frame is processed automatically, a mechanical claw is needed for handling during the process. The current mechanism of the mechanical claw grabs by rotating the pull-down cylinder and pin positioning. It is found during the use of the above structure that when grasping and placing the materials, there is a certain probability that the carrier and materials being grabbed are hooked by the movable hook installed on the rotating pull-down cylinder during the falling process, resulting in the change of the placement position of the carrier.

[0003] In order to solve the above problems, it is necessary to develop a new hand claw that can accurately position and handle the carrier without using a hook. Summary of the Utility Model

[0004] To solve the above technical problems, the utility model provides a magnetic adsorption hand claw.

[0005] A magnetic adsorption hand claw provided by the utility model includes: a mounting bracket fixed to an external robotic arm and a carrier, wherein materials are arranged on the carrier, and a magnetic force hand claw is arranged on the mounting bracket; the magnetic force hand claw includes a magnetic adsorption device installed on the mounting bracket and an induction component installed on the mounting bracket; the magnetic adsorption device includes a component installed on the mounting bracket for magnetically adsorbing the materials and a driving component installed on the magnetic adsorption component for controlling the lifting of the magnetic adsorption component, and the magnetic adsorption device further includes an energy storage component installed on the mounting bracket.

[0006] Preferably, the driving component is a magnet moving cylinder installed on the mounting bracket.

[0007] Preferably, the magnetic adsorption component is a magnet moving block installed on the output end of the magnet moving cylinder.

[0008] Preferably, a magnet is installed on the carrier, and the magnet is located below the magnet moving block.

[0009] Preferably, the induction component is an inductor installed on the mounting bracket, the inductor can be used for positioning with the carrier, and the number of the inductors is two and they are symmetrical to each other.

[0010] Preferably, the mounting bracket includes a support plate fixed to an external robotic arm and a guide rod installed on the support plate, the other end of the guide rod is installed on a connecting plate, and both the magnetic adsorption device and the induction component are installed on the connecting plate.

[0011] Preferably, the magnet moving cylinder is fixed to the connecting plate through a positioning pin.

[0012] Preferably, the energy storage member is a compression spring installed between the support plate and the connection plate.

[0013] Compared with the related art, a magnetic adsorption gripper provided by the present utility model has the following beneficial effects:

[0014] This device can effectively adsorb to the magnet installed on the carrier through the magnetic adsorption device. The magnetic adsorption device includes a driving component and a magnetic adsorption component. In this way, it can be aligned with the magnet through an external robotic arm, and then the driving device controls the lifting of the magnetic adsorption component. In this way, it can effectively control the magnetic adsorption component to adsorb or release the carrier, and using the magnetic force gripper can avoid problems with the cooperation between the movable hook and the carrier and prevent the placement position of the carrier from changing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a top view of the present utility model;

[0016] Figure 2 is a perspective view of the present utility model;

[0017] Figure 3 is a front view of the present utility model;

[0018] Figure 4 is a cross-sectional view of the present utility model.

[0019] Reference numerals in the figures: 1, support plate; 2, carrier; 3, compression spring; 4, sensor; 5, magnet movable cylinder; 6, connection plate;

[0020] 7, magnet movable block. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] In order to make the objectives, technical solutions and advantages of the present utility model clearer, the following further describes the present utility model in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0022] The following describes the specific implementation of the present utility model in detail with reference to specific embodiments.

[0023] Please refer to Figures 1 to 4 , a magnetic adsorption gripper provided by an embodiment of the present utility model includes: a mounting bracket fixed to an external robotic arm and a carrier 2, with materials provided on the carrier 2, and a magnetic force gripper provided on the mounting bracket; the magnetic force gripper includes a magnetic adsorption device installed on the mounting bracket and an induction component installed on the mounting bracket; the magnetic adsorption device includes a component installed on the mounting bracket for magnetically adsorbing the materials and a driving component installed on the magnetic adsorption component for controlling the lifting of the magnetic adsorption component, and the magnetic adsorption device further includes an energy storage member installed on the mounting bracket.

[0024] In this embodiment, the device can be effectively adsorbed to the magnet installed on the vehicle 2 through the magnetic adsorption device. The magnetic adsorption device includes a driving component and a magnetic adsorption component. In this way, it can be aligned with the magnet through an external robotic arm, and then the driving device controls the lifting of the magnetic adsorption component, so that the magnetic adsorption component can be effectively controlled to adsorb or release the vehicle 2. Using a magnetic gripper can avoid problems with the cooperation between the movable hook and the vehicle 2 and prevent the placement position of the vehicle 2 from changing;

[0025] At the same time, an external control system is connected to the driving device and the sensing component, so that automatic grasping of the vehicle 2 can be achieved.

[0026] The driving component is a magnet movable cylinder 5 installed on the mounting bracket.

[0027] The magnetic adsorption component is a magnet movable block 7 installed on the output end of the magnet movable cylinder 5.

[0028] A magnet is installed on the vehicle 2, and the magnet is located below the magnet movable block 7.

[0029] In this embodiment, the magnet movable cylinder 5 is used to lift the magnet movable block 7. When it is necessary to pick up the vehicle 2, the magnet movable cylinder 5 will move the magnet movable block 7 close to the magnet installed on the vehicle 2, so as to perform the grasping. When it is necessary to release, only need to make the magnet movable cylinder 5 move the magnet movable block 7 away from the magnet installed on the vehicle 2, so as to perform an effective release.

[0030] The sensing component is a sensor 4 installed on the mounting bracket. The sensor 4 can be used for positioning with the vehicle 2, and the number of sensors 4 is two and they are symmetric with each other.

[0031] In this embodiment, one of the two sensors 4 can effectively sense whether the mounting bracket is directly above the vehicle 2, and the other sensor 4 can effectively determine whether to grasp or release the vehicle 2. The two sensors 4 transmit data to an external control system, so that the entire grasping movement can be observed in real time.

[0032] The mounting bracket includes a support plate 1 fixed to an external robotic arm and a guide rod installed on the support plate 1. The other end of the guide rod is installed on a connecting plate 6. The magnetic adsorption device and the sensing component are both installed on the connecting plate 6. The energy storage member is a compression spring 3 installed between the support plate 1 and the connecting plate 6.

[0033] In this embodiment, through the cooperation of the compression spring 3, the support plate 1 and the connecting plate 6, partial angular torsion can be absorbed.

[0034] The magnet movable cylinder 5 is fixed to the connecting plate 6 through a positioning pin.

[0035] In this embodiment, the positioning pin has a positioning function to prevent the magnet moving cylinder 5 from being misaligned during installation.

[0036] The circuits and controls involved in the present utility model are all prior arts and will not be elaborated herein.

[0037] The above are only embodiments of the present utility model and do not limit the patent scope of the present utility model. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied to other related technical fields, shall be equally included in the patent protection scope of the present utility model.

Claims

1. A magnetic gripper, comprising: A mounting bracket and a carrier (2) fixed to an external robot arm, wherein a material is arranged on the carrier (2), and wherein a magnetic gripper is arranged on the mounting bracket; The magnetic gripper comprises a magnetic suction device mounted on a mounting bracket and an induction component mounted on the mounting bracket; The magnetic attraction device includes a component installed on the mounting bracket and used to magnetically attract materials, and a driving component installed on the magnetic attraction component and used to control the lifting of the magnetic attraction component. The magnetic attraction device also includes an energy storage component installed on the mounting bracket.

2. A magnetic gripper according to claim 1, characterized in that: The driving assembly is a magnetic movable cylinder (5) mounted on a mounting bracket.

3. A magnetic gripper according to claim 2, characterized in that: The magnetic attraction component is a magnetic movable block (7) installed on the output end of the magnetic movable cylinder (5).

4. The magnetic gripper according to claim 3, characterized in that: A magnet is mounted on the carrier (2), and the magnet is located below the magnetic movable block (7).

5. The magnetic gripper according to claim 1, characterized in that: The sensing component is a sensor (4) mounted on a mounting bracket, the sensor (4) can be used to locate the carrier (2), and the number of the sensors (4) is two and they are symmetrical to each other.

6. The magnetic gripper according to claim 2, characterized in that: The mounting bracket comprises a support plate (1) fixed to the external mechanical arm and a guide rod mounted on the support plate (1); the other end of the guide rod is mounted on a connecting plate (6); and the magnetic attraction device and the induction component are both mounted on the connecting plate (6).

7. The magnetic gripper according to claim 6, characterized in that: The magnet movable cylinder (5) is fixed on the connecting plate (6) via a positioning pin.

8. The magnetic gripper according to claim 6, characterized in that: The energy storage member is a compression spring (3) installed between the support plate (1) and the connecting plate (6).

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