Electromagnetic quick-change connector

Abstract

The utility model discloses an electromagnetic quick-change connector which comprises a connector body, the connector body comprises an upper connector and a lower connector, permanent magnets are embedded in inner cavities of the upper connector and the lower connector, springs are fixedly connected to the upper ends and the lower ends of the front face and the back face of the connector body, and moving blocks are fixedly connected to the ends, away from each other, of the springs. The sides, close to each other, of the moving blocks are fixedly connected with limiting rods. The movable block is arranged to drive the limiting rods to move oppositely, the spring is stretched, the spring is stressed, at the moment, the permanent magnet is connected with the connecting position of the upper connector and the lower connector in an inserted mode, meanwhile, through the counter-acting force of the spring, the movable block drives the limiting rods to move oppositely, and the connecting positions of the limiting rods and the limiting grooves are connected in an inserted mode. And the permanent magnet is limited, so that the permanent magnet is convenient to install, meanwhile, the permanent magnet is prevented from falling off, and through the arrangement of the structure, the permanent magnet fixing device has the advantage of being convenient to install.

Description

Technical Field

[0001] The utility model relates to the technical field of electromagnetic quick-change joints, in particular to an electromagnetic quick-change joint. Background Art

[0002] The quick-change connector for manipulators is designed to enable the manipulators to replace tools, fixtures, etc. according to different needs during work. The quick-change connector is very convenient and easy to use when replacing tools, fixtures, etc. The quick-change connectors for manipulators in the prior art are all pneumatic quick-change connectors. For example, the application number is: Application No. 201821035781.8, an electromagnetic quick-change connector for manipulators, the device mainly fixes the main body and the fixture through the first permanent magnet and the second permanent magnet. Although this method has a better fixing effect, the first permanent magnet and the second permanent magnet of the device are fixed by multiple screws. Therefore, when the permanent magnet is installed, there is a defect that it is inconvenient to install. Therefore, it is not conducive to the use of the device and cannot meet the user's needs. Utility Model Content

[0003] In view of the problems existing in the prior art, the purpose of the utility model is to provide an electromagnetic quick-change connector, which has the advantage of being easy to install and solves the problem that the existing quick-change connectors are inconvenient to install.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electromagnetic quick-change connector, including a connector body, the connector body including an upper connector and a lower connector, the inner cavities of the upper connector and the lower connector are both embedded with permanent magnets, the upper and lower ends of the front and back sides of the connector body are fixedly connected with springs, the ends of the springs that are away from each other are fixedly connected with moving blocks, the sides of the moving blocks that are close to each other are fixedly connected with limiting rods, the front and back sides of the two permanent magnets are provided with limiting grooves, the ends of the limiting rods that are close to each other are plugged into the connection between the limiting grooves, a power supply is provided on the right side of the connector body, and mounting holes are provided on the left and right sides of the bottom of the lower connector.

[0005] Preferably, through grooves are provided at both upper and lower ends of the front and back sides of the joint body, and the outer surface of the limiting rod is slidably connected to the inner surface of the through groove.

[0006] Preferably, a first buffer pad is embedded in the top of the inner cavity of the upper joint, and the bottom of the first buffer pad is tightly fitted with the connection between the upper permanent magnet and the upper end.

[0007] Preferably, a second buffer pad is embedded in the bottom of the inner cavity of the lower joint, and the top of the second buffer pad is tightly fitted with the connection between the lower end permanent magnet.

[0008] Preferably, the left and right sides of the bottom of the upper joint are fixedly connected with plug rods, the left and right sides of the top of the lower joint are provided with slots, and the outer surface of the plug rod is plugged into the inner surface of the slot.

[0009] Preferably, the left and right ends of the limiting rod that are close to each other are fixedly connected with sliders, the left and right sides of the inner cavity of the through slot are provided with sliding grooves, and the outer surface of the slider is slidably connected with the inner surface of the sliding groove.

[0010] Preferably, the first buffer pad and the second buffer pad are both made of rubber, and the left side of the power supply is electrically connected to the connection point of the outer surface of the permanent magnet through a wire.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The utility model arranges a moving block to drive the limit rod to move backwards, stretches the spring, and makes the spring stressed. At this time, the permanent magnet is respectively plugged into the connection points of the upper joint and the lower joint. At the same time, the reaction force of the spring makes the moving block drive the limit rod to move toward each other, so that the connection point of the limit rod and the limit groove is plugged, and the permanent magnet is limited, which facilitates the installation of the permanent magnet and also avoids the permanent magnet from falling. By arranging the above structure, the advantage of easy installation is achieved, and the problem of inconvenient installation of the existing quick-change joints is solved, so that the user's needs can be better met. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is a front cross-sectional view of the connector body structure of the utility model;

[0015] Figure 3 This is a top cross-sectional view of the upper joint structure of the utility model;

[0016] Figure 4 For this utility model Figure 3 A magnified view of the structure in the middle.

[0017] In the figure: 1. connector body; 101. upper connector; 102. lower connector; 2. permanent magnet; 3. spring; 4. moving block; 5. limiting rod; 6. limiting groove; 7. power supply; 8. first buffer pad; 9. second buffer pad; 10. plug rod; 11. slot; 12. mounting hole; 13. through groove; 14. slider; 15. slide groove. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, 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 position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0021] See also Figure 1-4An electromagnetic quick-change connector includes a connector body 1, the connector body 1 includes an upper connector 101 and a lower connector 102, the inner cavities of the upper connector 101 and the lower connector 102 are both embedded with permanent magnets 2, the upper and lower ends of the front and back sides of the connector body 1 are fixedly connected with springs 3, the ends of the springs 3 that are far away are fixedly connected with moving blocks 4, and the sides of the moving blocks 4 that are close to each other are fixedly connected with limiting rods 5, the front and back sides of the two permanent magnets 2 are both provided with limiting grooves 6, and the ends of the limiting rods 5 that are close to each other are plugged into the connection of the limiting grooves 6, a power supply 7 is provided on the right side of the connector body 1, and mounting holes 12 are provided on the left and right sides of the bottom of the lower connector 102, through The moving block 4 is arranged to drive the limiting rod 5 to move in opposite directions, stretch the spring 3, and make the spring 3 subjected to force. At this time, the permanent magnet 2 is respectively plugged into the connection parts of the upper joint 101 and the lower joint 102. At the same time, through the reaction force of the spring 3, the moving block 4 drives the limiting rod 5 to move toward each other, so that the connection part of the limiting rod 5 and the limiting groove 6 is plugged, and the permanent magnet 2 is limited, which facilitates the installation of the permanent magnet 2 and also avoids the permanent magnet 2 from falling. By setting the above structure, it has the advantage of easy installation, solves the problem that the existing quick-change joint is inconvenient to install, and can better meet the user's use needs.

[0022] Specifically, through grooves 13 are provided at both upper and lower ends of the front and back sides of the joint body 1 , and the outer surface of the limiting rod 5 is slidably connected to the inner surface of the through groove 13 . The through groove 13 is provided to facilitate guiding the limiting rod 5 .

[0023] Specifically, a first buffer pad 8 is embedded in the top of the inner cavity of the upper joint 101, and the bottom of the first buffer pad 8 is tightly fitted with the connection of the upper permanent magnet 2. By providing the first buffer pad 8, it is convenient to buffer the upper permanent magnet 2.

[0024] Specifically, a second buffer pad 9 is embedded in the bottom of the inner cavity of the lower joint 102, and the top of the second buffer pad 9 is tightly fitted with the connection of the lower permanent magnet 2. By providing the second buffer pad 9, it is convenient to buffer the lower permanent magnet 2.

[0025] Specifically, the left and right sides of the bottom of the upper joint 101 are fixedly connected with the insertion rod 10, and the left and right sides of the top of the lower joint 102 are opened with slots 11. The outer surface of the insertion rod 10 is plugged into the inner surface of the slot 11. By setting the insertion rod 10 and the slot 11, it is convenient to limit the connection between the upper joint 101 and the lower joint 102.

[0026] Specifically, the ends on the left and right sides of the limiting rod 5 that are close to each other are fixedly connected with sliders 14, and the left and right sides of the inner cavity of the through groove 13 are provided with sliding grooves 15. The outer surface of the slider 14 is slidably connected to the inner surface of the sliding groove 15. By setting the slider 14 and the sliding groove 15, it is convenient to guide the limiting rod 5 and also limit it.

[0027] Specifically, the first buffer pad 8 and the second buffer pad 9 are both made of rubber, and the left side of the power supply 7 is electrically connected to the connection point on the outer surface of the permanent magnet 2 through a wire. By setting the power supply 7, the permanent magnet 2 can be energized, which facilitates the adsorption and fixation between the upper joint 101 and the lower joint 102.

[0028] Working principle:

[0029] When in use, first the moving block 4 drives the limiting rod 5 to move backwards, stretches the spring 3, and makes the spring 3 stressed. At this time, the two permanent magnets 2 are respectively plugged into the connection points of the upper joint 101 and the lower joint 102. At the same time, through the reaction force of the spring 3, the moving block 4 drives the limiting rod 5 to move toward each other, so that the connection point of the limiting rod 5 and the limiting groove 6 are plugged, and the permanent magnet 2 is limited, which is convenient for the installation of the permanent magnet 2, and also prevents the permanent magnet 2 from falling. Finally, the upper joint 101 drives the insertion rod 10 to be plugged into the slot 11, so that the two permanent magnets 2 are closely fitted, and the permanent magnet 2 is energized by the power supply 7, so that the two permanent magnets 2 are attracted to each other, and the upper joint 101 and the lower joint 102 are fixed to avoid falling, so as to facilitate its installation. By setting the above structure, it has the advantage of easy installation, solves the problem that the existing quick-change joint is inconvenient to install, and can better meet the user's use needs.

[0030] The standard parts used in this application document can all be purchased from the market and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art. The control method is automatic control through a controller. The control circuit of the controller can be implemented through simple programming by technicians in this field, which is common knowledge in the field. This application is mainly used to protect mechanical devices, so this application no longer explains the control method and circuit connection in detail.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electromagnetic quick-change connector, comprising a connector body (1), characterized in that: The connector body (1) comprises an upper connector (101) and a lower connector (102), the inner cavities of the upper connector (101) and the lower connector (102) are both embedded with permanent magnets (2), the upper and lower ends of the front and back sides of the connector body (1) are both fixedly connected with springs (3), the ends of the springs (3) that are away from each other are both fixedly connected with moving blocks (4), the sides of the moving blocks (4) that are close to each other are both fixedly connected with limiting rods (5), the front and back sides of the two permanent magnets (2) are both provided with limiting grooves (6), the ends of the limiting rods (5) that are close to each other are both plugged into the connection of the limiting grooves (6), the right side of the connector body (1) is provided with a power supply (7), and the left and right sides of the bottom of the lower connector (102) are both provided with mounting holes (12).

2. The electromagnetic quick-change connector according to claim 1, characterized in that: The upper and lower ends of the front and back sides of the joint body (1) are both provided with through grooves (13), and the outer surface of the limiting rod (5) is slidably connected to the inner surface of the through groove (13).

3. The electromagnetic quick-change connector according to claim 1, characterized in that: A first buffer pad (8) is embedded in the top of the inner cavity of the upper joint (101), and the bottom of the first buffer pad (8) is tightly fitted to the connection point of the upper permanent magnet (2).

4. The electromagnetic quick-change connector according to claim 3, characterized in that: A second buffer pad (9) is embedded in the bottom of the inner cavity of the lower joint (102), and the top of the second buffer pad (9) is tightly fitted to the connection point of the lower end permanent magnet (2).

5. The electromagnetic quick-change connector according to claim 1, characterized in that: The left and right sides of the bottom of the upper joint (101) are fixedly connected with an insertion rod (10), and the left and right sides of the top of the lower joint (102) are provided with a slot (11), and the outer surface of the insertion rod (10) is plugged into the inner surface of the slot (11).

6. The electromagnetic quick-change connector according to claim 2, characterized in that: The left and right ends of the limit rod (5) close to each other are fixedly connected with a slider (14), the left and right sides of the inner cavity of the through groove (13) are provided with a slide groove (15), and the outer surface of the slider (14) is slidably connected with the inner surface of the slide groove (15).

7. The electromagnetic quick-change connector according to claim 4, characterized in that: The first buffer pad (8) and the second buffer pad (9) are both made of rubber, and the left side of the power source (7) is electrically connected to the connection point on the outer surface of the permanent magnet (2) through a wire.

Images