Coil rack pin device

Abstract

The utility model discloses a coil rack pin inserting device. The device comprises a workbench; the wire drawing mechanism is arranged above the working table, the wire drawing mechanism comprises a U-shaped frame and a first air cylinder for driving the U-shaped frame to ascend and descend, a plurality of extrusion rolling wheels for straightening pin wires are arranged in the middle of the U-shaped frame, a clamping part for clamping the pin wires is arranged on the outer side of the U-shaped frame, the pin wires are clamped by the clamping part, and the first air cylinder is used for driving the U-shaped frame to ascend and descend. The pin wire straightening device has the advantages that the pin wires are automatically straightened in the pulling and clamping process through the extrusion rollers; a workpiece is conveyed to a proper position through the vibration disc and the conveying groove, extrusion, insertion connection and cutting off of a pin wire are achieved through the coordinated action of the first air cylinder and the second air cylinder, a wire pulling mechanism and a cutter in the device ensure that the pin wire can be kept at the correct position and state in the extrusion and insertion connection process, and the production efficiency is improved. And meanwhile, the quality and the length of the wire are ensured after cutting.

Description

Technical Field

[0001] The utility model relates to the technical field of leakage protection plug processing, in particular to a coil frame pin device. Background Art

[0002] The leakage protection plug is also called the residual current protection plug. Its main function is to detect the residual current in the ground loop. Once leakage is detected, it can automatically cut off the power supply before the leakage current reaches the current that can harm the human body.

[0003] The coil is an important driving element for the opening and closing of the electrical contacts in the leakage protector. Each leakage protector has 1-3 coils, which are large in number and output. During the processing, the pins and the coil frame need to be assembled together. The existing assembly equipment assembles the pins through the corresponding mold, which cannot achieve the integrated operation of straightening, plugging and cutting. It requires some manual intervention and operation, and cannot improve the processing efficiency of the corresponding process. Utility Model Content

[0004] The purpose of the utility model is to provide a coil frame pin device to solve the problems raised in the above background technology.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solution: a coil frame pin device, comprising:

[0006] Workbench;

[0007] A wire pulling mechanism is placed above the workbench. The wire pulling mechanism includes a U-shaped frame and a No. 1 cylinder for driving the U-shaped frame to rise and fall. A plurality of extrusion rollers for straightening the lead wires are provided in the middle of the U-shaped frame. A clamping part for clamping the lead wires is provided on the outer side of the U-shaped frame. The clamping part clamps the lead wires. The No. 1 cylinder drives the clamping part to move downward through the U-shaped frame.

[0008] A lifting and plugging assembly is placed below the clamping portion, and includes a liftable fixing seat, one side of the fixing seat is fixedly connected with a lifting groove at a position corresponding to the clamping portion, and a cutter is provided above the lifting groove for cutting the pin wires after plugging.

[0009] Preferably, the top of the workbench is fixedly connected to a support base, the No. 1 cylinder is fixedly connected to the top of the support base, the fixed end of the No. 1 cylinder is fixedly connected to a support frame, the telescopic end of the No. 1 cylinder is fixedly connected to a lifting plate, the U-shaped frame is fixedly connected to the support base through a support rod, and the lifting plate is fixedly connected to the support frame.

[0010] Preferably, the clamping portion includes a fixed clamping plate fixedly connected to the outer side of the lifting plate, one side of the fixed clamping plate is rotatably connected to a movable clamping plate, both the fixed clamping plate and the movable clamping plate are U-shaped structures, and the lifting plate is connected to the movable clamping plate via a reset spring.

[0011] Preferably, an extrusion wheel is rotatably connected to the outer side of the movable splint, a No. 2 cylinder is fixedly connected to the top of the support frame, and an extrusion head with a conical structure is fixedly connected to the output end of the No. 2 cylinder.

[0012] Preferably, a limiting plate is fixedly connected to the top of the support base and located in the middle of the movable splint.

[0013] Preferably, a No. 4 cylinder is fixedly connected to the top of the workbench, the output end of the No. 4 cylinder is fixedly connected to a fixed seat, a moving slider is slidably connected to the top of the fixed seat, a blanking plate is fixedly connected to the top of the moving slider, and a No. 5 cylinder for driving the moving slider to slide is fixedly connected to one side of the fixed seat.

[0014] Preferably, a limiting frame is fixedly connected to one side of the support base and located above the lifting slot, and the cutter is slidably installed in the limiting frame. A No. 3 cylinder is fixedly connected to one side of the support base, and the output end of the No. 3 cylinder is fixedly connected to the cutter.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows: the pin wire is automatically straightened during the pulling and clamping process through the extrusion roller; the workpiece is transported to a suitable position through the vibration plate and the conveying trough, and the straightening, plugging and cutting of the pin wire are achieved by the coordinated action of the No. 1 cylinder and the No. 2 cylinder, which greatly reduces manual intervention and operation time; the wire pulling mechanism and cutter in the device ensure that the pin wire can maintain the correct position and state during the extrusion and plugging process, while ensuring the quality and length of the wire after cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the extrusion roller of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the reset spring of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the cutter of the utility model.

[0020] In the figure: 1. workbench; 2. No. 1 cylinder; 3. support frame; 4. lifting plate; 5. U-shaped frame; 6. fixed splint; 7. movable splint; 8. reset spring; 9. extrusion wheel; 10. extrusion head; 11. No. 2 cylinder; 12. limit plate; 13. support base; 14. cutter; 15. No. 3 cylinder; 16. No. 4 cylinder; 17. fixed seat; 18. moving slide block; 19. No. 5 cylinder; 20. unloading plate; 21. extrusion roller; 22. lifting slot. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1 , 2 As shown in Figures 3 and 4, the utility model provides a technical solution: a coil frame pin insertion device, comprising: a workbench 1; a wire pulling mechanism is placed above the workbench 1, the wire pulling mechanism comprises a U-shaped frame 5 and a No. 1 cylinder 2 for driving the U-shaped frame 5 to lift and lower, the middle part of the U-shaped frame 5 is rotatably connected with a plurality of extrusion rollers 21 for straightening the pin wires, the extrusion rollers 21 are located on both sides of the pin wires for extruding and straightening the pin wires, the outer side of the U-shaped frame 5 is provided with a clamping part for clamping the pin wires, the clamping part clamps the pin wires, and the No. 1 cylinder 2 drives the clamping part to move downward through the U-shaped frame 5; a lifting and plugging assembly is placed below the clamping part, the lifting and plugging assembly comprises a liftable fixed seat 17, a lifting groove 22 is fixedly connected to one side of the fixed seat 17 at a position corresponding to the clamping part, and a cutter 14 is provided above the lifting groove 22 for cutting the pin wires after plugging.

[0023] It should be noted that the utility model uses a vibration disk to transport the parts that need to be plugged in pins through the conveying groove to the bottom of the clamping part, and squeezes the workpiece into the lifting groove 22 under the action of pressure. Under the action of the counting sensor, when a specified number of workpieces are placed in the lifting groove 22, the vibration disk stops working, and a plurality of rolled pin wires are installed on the fixed frame above the No. 2 cylinder 11, and then the wire is pulled down and inserted into the middle of the U-shaped frame 5, passes through the middle of the extrusion roller 21, and then passes through the bottom of the clamping part. The clamping part clamps the pin wire, and the movable clamp No. 1 cylinder 2 drives the clamping part to move downward, thereby pulling the pin wire downward, so that the wire slides in the middle of the extrusion roller 21. At the same time, the lifting groove 22 moves upward, so that the pin wire is plugged in and matched with the workpiece, and then the cutter 14 cuts the pin wire to complete the plug-in work.

[0024] See also Figure 1 , 2 As shown, the top of the workbench 1 is fixedly connected to a support base 13, the No. 1 cylinder 2 is fixedly connected to the top of the support base 13, the fixed end of the No. 1 cylinder 2 is fixedly connected to a support frame 3, the telescopic end of the No. 1 cylinder 2 is fixedly connected to a lifting plate 4, the U-shaped frame 5 is fixedly connected to the support base 13 through a support rod, the lifting plate 4 is fixedly connected to the support frame 3, the clamping part includes a fixed splint 6 fixedly connected to the outer side of the lifting plate 4, one side of the fixed splint 6 is rotatably connected to a movable splint 7, the fixed splint 6 and the movable splint 7 are both U-shaped structures, the lifting plate 4 is connected to the movable splint 7 through a reset spring 8, the outer side of the movable splint 7 is rotatably connected to an extrusion wheel 9, the top of the support frame 3 is fixedly connected to the No. 2 cylinder 11, the output end of the No. 2 cylinder 11 is fixedly connected to an extrusion head 10 with a conical structure, and the top of the support base 13 and the middle of the movable splint 7 are fixedly connected to a limiting plate 12.

[0025] It should be noted that the middle part of the limit plate 12 of the utility model is provided with a plurality of holes used in conjunction with the pin wires, the pin wires pass through the holes and are interference fit with the holes, when the pin wires rolled at the top need to be pulled downward, the No. 2 cylinder 11 drives the extrusion head 10 to move downward, and the bottom of the extrusion head 10 is an inclined structure to squeeze the extrusion wheel 9, because the movable splint 7 rotates with the fixed splint 6 through the rotating shaft, under the action of the lever principle, the bottom of the movable splint 7 moves toward the bottom of the fixed splint 6, The pin wire is clamped by the fixed clamp plate 6 and the movable clamp plate 7, and then the No. 1 cylinder 2 drives the fixed clamp plate 6 to move forward through the lifting plate 4, so as to pull the wire clamped by the fixed clamp plate 6 and the movable clamp plate 7 downward, so that the wire moves downward in the middle of the limit plate 12, and slides downward in the middle of the extrusion roller 21 through the wire. When the No. 2 cylinder 11 drives the extrusion head 10 to move upward, under the pulling action of the reset spring 8, the bottom of the movable clamp plate 7 is separated from the fixed clamp plate 6, and the No. 1 cylinder 2 drives the support frame 3 to reset.

[0026] See also Figure 3 , 4 As shown, a No. 4 cylinder 16 is fixedly connected to the top of the workbench 1, and the output end of the No. 4 cylinder 16 is fixedly connected to a fixed seat 17. A moving slider 18 is slidably connected to the top of the fixed seat 17, and a blanking plate 20 is fixedly connected to the top of the moving slider 18. A No. 5 cylinder 19 for driving the moving slider 18 to slide is fixedly connected to one side of the fixed seat 17. A limit frame is fixedly connected to one side of the support base 13 and located above the lifting slot 22, and the cutter 14 is slidably installed in the limit frame. A No. 3 cylinder 15 is fixedly connected to one side of the support base 13, and the output end of the No. 3 cylinder 15 is fixedly connected to the cutter 14.

[0027] It should be noted that after the pin wire of the utility model is pulled downward, the No. 4 cylinder 16 drives the fixed seat 17 upward, and the bottom of the fixed seat 17 slides with two guide rods. The fixed seat 17 moves upward and drives the lifting slot 22 to rise. At this time, the bottom height of the lifting slot 22 is connected with the discharge slot, and the workpiece inside the lifting slot 22 is plugged into the corresponding pin wire. After the plugging is completed, the No. 3 cylinder 15 drives the cutter 14 to move inside the limit frame, and the cutter 14 and the limit frame are squeezed and cooperated to cut off the pin wire, and the No. 5 cylinder 19 drives the blanking plate 20 to move to one side, and the workpiece inside the lifting slot 22 is pushed toward the discharge slot through the blanking plate 20, thereby pushing the workpiece down the discharge slot.

[0028] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying 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 orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0029] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0030] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0031] 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. A coil bobbin pin device, characterized in that: include: Workbench (1); A wire pulling mechanism, the wire pulling mechanism is placed above the workbench (1), the wire pulling mechanism comprises a U-shaped frame (5) and a No. 1 cylinder (2) for driving the U-shaped frame (5) to rise and fall, a plurality of squeezing rollers (21) for straightening the lead wires are provided in the middle of the U-shaped frame (5), a clamping portion for clamping the lead wires is provided on the outer side of the U-shaped frame (5), the clamping portion clamps the lead wire, and the No. 1 cylinder (2) drives the clamping portion to move downward through the U-shaped frame (5); A lifting plug assembly is arranged below the clamping portion, the lifting plug assembly comprises a lifting fixed seat (17), a lifting groove (22) is fixedly connected to one side of the fixed seat (17) at a position corresponding to the clamping portion, and a cutter (14) is provided above the lifting groove (22) for cutting the pin wire after plugging.

2. A coil bobbin pin device according to claim 1, characterized in that: The top of the workbench (1) is fixedly connected to a support base (13), the No. 1 cylinder (2) is fixedly connected to the top of the support base (13), the fixed end of the No. 1 cylinder (2) is fixedly connected to a support frame (3), the telescopic end of the No. 1 cylinder (2) is fixedly connected to a lifting plate (4), the U-shaped frame (5) is fixedly connected to the support base (13) via a support rod, and the lifting plate (4) is fixedly connected to the support frame (3).

3. A coil bobbin pin device according to claim 2, characterized in that: The clamping portion comprises a fixed clamping plate (6) fixedly connected to the outside of the lifting plate (4); one side of the fixed clamping plate (6) is rotatably connected to a movable clamping plate (7); both the fixed clamping plate (6) and the movable clamping plate (7) are U-shaped structures; and the lifting plate (4) is connected to the movable clamping plate (7) via a reset spring (8).

4. A coil bobbin pin device according to claim 3, characterized in that: The outer side of the movable clamping plate (7) is rotatably connected to an extrusion wheel (9), the top of the support frame (3) is fixedly connected to a No. 2 cylinder (11), and the output end of the No. 2 cylinder (11) is fixedly connected to an extrusion head (10) with a conical structure.

5. A coil bobbin pin device according to claim 4, characterized in that: The top of the support base (13) and the middle of the movable clamping plate (7) are fixedly connected to a limiting plate (12).

6. A coil bobbin pin device according to claim 5, characterized in that: A No. 4 cylinder (16) is fixedly connected to the top of the workbench (1), the output end of the No. 4 cylinder (16) is fixedly connected to a fixed seat (17), a moving slider (18) is slidably connected to the top of the fixed seat (17), a blanking plate (20) is fixedly connected to the top of the moving slider (18), and a No. 5 cylinder (19) for driving the moving slider (18) to slide is fixedly connected to one side of the fixed seat (17).

7. A coil bobbin pin device according to claim 6, characterized in that: A limiting frame is fixedly connected to one side of the support base (13) and located above the lifting slot (22), and the cutter (14) is slidably installed in the limiting frame. A No. 3 cylinder (15) is fixedly connected to one side of the support base (13), and the output end of the No. 3 cylinder (15) is fixedly connected to the cutter (14).

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