Electromagnet assembly riveting clamp

Abstract

The invention discloses an electromagnet assembly riveting clamp. Comprising a rotary air cylinder pressing head, a cover plate, a blocking piece, a pressing head, a clamping base, a limiting check block, a jacking tongue, a pushing base cover plate, a pushing base, a jacking column, a spring B, an adjusting screw, a pushing block mounting base, an air cylinder, an air cylinder base plate, a bottom plate, a clamping plate, a microswitch, a switch mounting block, a top cap, an adjusting jacking rod, a nut, a pushing pin, a spring A, an air cylinder mounting plate, a rotary air cylinder, a rotary shaft screw, a pushing handle and a single pushing air cylinder. The device comprises a mounting plate, a limiting push block, a manual air valve, a switching power supply, a power supply mounting plate and an electromagnetic valve, according to the invention, the electromagnet assembly is riveted tightly in a spin riveting mode, and in order to guarantee the size in the riveting process, the short-pole coil assembly can be subjected to spin riveting after being accurately clamped and positioned by adopting the spin riveting device.

Description

Technical Field

[0001] The invention relates to a riveting fixture for an electromagnet assembly and belongs to the technical field of parts assembly and clamping fixtures. Background Art

[0002] There is a very important component in the assembly process of the relay, the electromagnet assembly. The electromagnet assembly is the main component that provides power for the relay action, and has high dimensional accuracy requirements, two pole flatness requirements, and left and right dimensional requirements. In order to rivet the electromagnet assembly, the spin riveting method is adopted. In order to ensure the size during the riveting process, the short pole coil assembly must be accurately clamped and positioned with a fixture before the spin riveting can be carried out. Summary of the invention

[0003] The present invention aims to solve the problem that during the assembly process of the relay, the parts are too small and it is difficult for workers to assemble and position them. During the assembly process of the relay, there is a very important component, the electromagnet component. The electromagnet component is the main component that provides power for the operation of the relay, and has high dimensional accuracy requirements and extremely high requirements for the flatness of the two magnetic poles. In order to rivet the electromagnet component by screw riveting, in order to ensure the size during the riveting process, how to use a clamp to accurately clamp and position the short magnetic pole coil component before screw riveting is required.

[0004] In order to solve the above technical problems, the present invention adopts the following technical solutions: Electromagnet assembly riveting fixture, including rotating cylinder pressure head, cover plate, baffle, pressure head, clamp seat, limit block, top pressure tongue, push seat cover plate, push seat, push column, spring B, adjusting screw, push block mounting seat, cylinder, cylinder pad, bottom plate, clamp plate, micro switch, switch mounting block, top cap, adjusting push rod, nut, push pin, spring A, cylinder mounting plate, rotating cylinder, shaft screw, push handle, single push cylinder, mounting plate, limit push block, manual air valve, switch power supply, power supply mounting plate, solenoid valve; The clamping plate is fixed to the bottom plate by screws, the bottom plate is fixed to the clamping seat by screw pins, and the clamping seat is fixed to the limited stopper by screw pins; The baffle is connected to the clamp seat by a firm fit, the clamp seat is slidably fitted with the pressure head, and the cover plate is fixed to the clamp seat by screws; Spring A is covered by a cover plate in the internal groove of the pressure head; The push pin is firmly matched with the pressure head, and the push handle is connected to the clamp seat through a rotating shaft screw; The mounting plate is mounted on the clamp base by screws. The single push cylinder is fixed on the mounting plate with a self-threaded nut, and the push rod head of the single push cylinder is screwed into the limit push block with a thread, driving the limit push block to slide in the dovetail groove of the clamp seat; The adjusting push rod is screwed into the clamp seat through threads, the nut is screwed on the adjusting push rod, and the top cap is fastened to the adjusting push rod through threads; The cylinder and the cylinder plate are fastened to the base plate by screws. The propulsion block mounting seat is fastened and installed on the cylinder slider by screws, and the propulsion seat is fixed on the propulsion block mounting seat by screw pins. The top column is placed in the propulsion seat hole and a spring B is placed at the bottom. The adjusting screw is screwed into the propulsion seat, and the top pressure tongue is slidably fitted in the propulsion seat slide groove and covered with a propulsion seat cover plate, which is fastened to the propulsion seat by screws; The cylinder mounting plate is fastened to the bottom plate by screws, the rotary cylinder is fixed to the cylinder mounting plate by screws, and the rotary cylinder pressure head is fixed to the rotary cylinder by screws; The switch mounting block is fixed to the bottom plate by screws, and the micro switch is fixed to the switch mounting block by screws; The manual gas valve is fastened to the base plate by screws; The power supply mounting plate is fixed to the bottom plate by screws, the solenoid valve is fixed to the power supply mounting plate by screws, and the switch power supply is fixed to the power supply mounting plate by screws.

[0005] The beneficial effects of adopting the above technical solution are: The present invention is mainly aimed at the problem that the parts of the relay are too small and it is difficult for workers to assemble and position them during assembly. During the assembly process of the relay, there is a very important component, the electromagnet component. The electromagnet component is the main component that provides power for the relay action, and has high dimensional accuracy requirements and extremely high requirements for the flatness of the two magnetic poles. The present invention solves the problem of using a rotary riveting method to rivet the electromagnet component. In order to ensure the size during the riveting process, the short magnetic pole coil component is accurately clamped and positioned before rotary riveting. BRIEF DESCRIPTION OF THE DRAWINGS

[0006] Figure 1 It is a schematic diagram of the structure of the riveting fixture of the electromagnet assembly of the present invention.

[0007] Figure 2 for Figure 1 Top view.

[0008] In the figure: 2-rotating cylinder pressure head, 3-cover plate, 4-blocking piece, 5-pressure head, 6-clamp seat, 7-limit block, 8-top pressure tongue, 9-propelling seat cover, 10-propelling seat, 11-top column, 12-spring B, 13-adjusting screw, 14-propelling block mounting seat, 15-cylinder, 16-cylinder pad, 18-bottom plate, 19-clamp plate, 24-micro switch, 26-switch mounting block, 28-top cap, 29-adjusting push rod, 30-nut, 33-pushing pin, 34-spring A, 35-cylinder mounting plate, 38-rotating cylinder, 39-spindle screw, 40-pushing handle, 42-single push cylinder, 44-mounting plate 2, 45-limit push block, 46-manual air valve, 47-switch power supply, 48-power supply mounting plate, 49-solenoid valve.

[0009] Figure 3 It is a schematic diagram of the structure of the electromagnet assembly.

[0010] Figure 4 for Figure 3 Top view.

[0011] Figure 5 for Figure 3 Left view.

[0012] In the figure: 3.1 - magnetic pole one, 3.2 - coil, 3.3 - magnetic pole two. DETAILED DESCRIPTION

[0013] In order to make the objectives, technical solutions and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0014] like Figure 1 and Figure 2 As shown, this fixture is based on the base plate 18, and other components are assembled on this basis. The clamp seat 6 is fixed on the base plate 18 by screw pins, and the limit stopper 7 is fixed on the clamp seat 6 by screw pins, which serves to limit the right position of the electromagnet assembly. The baffle 4 is connected to the clamp seat 6 by a firm fit, and the pressure head 5 is slidably fitted with the clamp seat 6. The outer cover plate 3 is fixed to the clamp seat 6 by screws, covering the pressure head 5 so that it can slide up and down normally in the slide groove. The spring A34 is covered by the cover plate in the internal groove of the pressure head 5 to provide downward pre-pressure to the pressure head. The pin 33 is firmly fitted with the pressure head 6, and the push handle 40 is connected to the clamp seat 6 by the shaft screw 39. The mounting plate 44 is installed on the clamp seat 6 by screws, and the single push cylinder 42 is fixed on the mounting plate 44 with a self-threaded nut. The push rod head of the single push cylinder is threaded into the limit push block 45, driving the limit push block to slide in the dovetail groove of the clamp seat 6. The adjusting push rod 29 is screwed into the clamp seat 6 through threads, the nut 30 is screwed on the adjusting push rod 29, and the top cap 28 is fastened to the adjusting push rod 29 through threads.

[0015] The cylinder 15 is fastened to the base plate 18 with screws on the cylinder pad 16, the thrust block mounting seat 14 is fastened to the cylinder slider with screws, the thrust seat 10 is fixed to the thrust block mounting seat 14 with screw pins, the top column 11 is placed in the hole of the thrust seat 10 and a spring B12 is placed at the bottom, the adjusting screw 13 is screwed into the thrust seat 10, the top pressure tongue 8 is slidably fitted in the slide groove of the thrust seat 10, and covered with the thrust seat cover plate 9, and the thrust seat cover plate 9 is fastened to the thrust seat 10 with screws.

[0016] The cylinder mounting plate 35 is fastened to the base plate 18 by screws, the rotary cylinder 38 is fixed to the cylinder mounting plate 35 by screws, and the rotary cylinder ram 2 is fixed to the rotary cylinder 38 by screws.

[0017] The switch mounting block 26 is fixed to the bottom plate 18 by screws, and the micro switch 24 is fixed to the switch mounting block 26 by screws. The manual air valve 46 is fastened to the bottom plate 18 by screws.

[0018] The power supply mounting plate 48 is fixed to the base plate 18 by screws, the solenoid valve 49 is fixed to the power supply mounting plate 48 by screws, and the switching power supply 47 is fixed to the power supply mounting plate 48 by screws.

[0019] The specific working process of the electromagnetic assembly riveting fixture described in the present invention is as follows: like Figure 3 As shown, the fixture is used to fix the relative positions of the first magnetic pole 3.3, the second magnetic pole 3.1 and the coil 3.2.

[0020] Step 1: Before riveting, fix the fixture on the riveting machine and align the rotation center of the rivet head with the center of the conical hole of the pressure head. Then, power on the fixture and apply high pressure gas; Step 2: Then enter Figure 3 The electromagnet assembly is shown preliminarily assembled outside the fixture; Step 3: Use the hand to press the push handle 40 to lift the pressure head 5, and then put the preliminarily assembled electromagnet assembly into the clamp seat to fix it; Step 4: Open the manual air valve 46. After opening, the air cylinder 15 will push the push seat 10 forward, and the micro switch will be triggered when the pressing tongue 8 presses the electromagnet assembly. The micro switch turns on the solenoid valve, and the solenoid valve is connected to high-pressure gas to allow the rotating pressing cylinder to press the rotating cylinder pressure head against the electromagnet assembly. At the same time, the single push cylinder also pushes the limit push block 45 to press the electromagnet assembly. At this time, the electromagnet assembly is completely limited; Step 5: Start the riveting machine, and the riveting head moves downward to rivet the iron core, completing the riveting work on one end of the electromagnet assembly; Step 6: Repeat steps 2-6 to rivet the other end of the electromagnet assembly to complete the riveting of the electromagnet assembly.

Claims

1. Electromagnet assembly riveting fixture, characterized by: It comprises a rotary cylinder pressure head (2), a cover plate (3), a baffle (4), a pressure head (5), a clamping seat (6), a limit block (7), a pressing tongue (8), a push seat cover plate (9), a push seat (10), a push column (11), a spring B (12), an adjusting screw (13), a push block mounting seat (14), a cylinder (15), a cylinder pad (16), a bottom plate (18), a clamping plate (19), a micro switch (24), a switch mounting block (26), a top cap (28), an adjusting push rod (29), a nut (30), a push pin (33), a spring A (34), a cylinder mounting plate (35), a rotary cylinder (38), a rotating shaft screw (39), a pushing handle (40), a single push cylinder (42), a mounting plate (44), a limit push block (45), a manual air valve (46), a switch power supply (47), a power supply mounting plate (48), and a solenoid valve (49); The clamping plate (19) is fixed to the bottom plate (18) by screws, the bottom plate (18) is fixed to a clamping seat (6) by screw pins, and the clamping seat (6) is fixed to a limit stopper (7) by screw pins; The baffle (4) is connected to the clamp seat (6) by being firmly fitted, the clamp seat (6) is slidably fitted with the pressure head (5), and the cover plate (3) is fixed to the clamp seat (6) by screws; The spring A (34) is covered by the cover plate (3) in the inner groove of the pressure head (5); The push pin (33) is firmly matched with the pressure head (5), and the push handle (40) is connected to the clamping seat (6) through the rotating shaft screw (39); The mounting plate (44) is mounted on the clamping base (6) by screws. The single push cylinder (42) is fixed on the mounting plate (44) with a self-threaded nut, and the push rod head of the single push cylinder is threaded into the limit push block (45), driving the limit push block (45) to slide in the dovetail groove of the clamp seat (6); The adjusting push rod (29) is screwed into the clamping seat (6) through a thread, the nut (30) is screwed on the adjusting push rod (29), and the top cap (28) is fastened to the adjusting push rod (29) through a thread; The cylinder (15) and the cylinder backing plate (16) are fastened to the base plate (18) by screws. The propulsion block mounting seat (14) is fastened to the cylinder slider by screws, the propulsion seat (10) is fixed to the propulsion block mounting seat (14) by screw pins, the top column (11) is placed in the hole of the propulsion seat (10) and a spring B (12) is placed at the bottom, the adjustment screw (13) is screwed into the propulsion seat (10), the top pressure tongue (8) is slidably fitted in the slide groove of the propulsion seat (10), and the propulsion seat cover plate (9) is covered, and the propulsion seat cover plate (9) is fastened to the propulsion seat (10) by screws; The cylinder mounting plate (35) is fastened to the base plate (18) by screws, the rotary cylinder (38) is fixed to the cylinder mounting plate (35) by screws, and the rotary cylinder pressure head (2) is fixed to the rotary cylinder (38) by screws; The switch mounting block (26) is fixed to the base plate (18) by screws, and the micro switch (24) is fixed to the switch mounting block (26) by screws; The manual air valve (46) is fastened to the base plate (18) by means of screws; The power supply mounting plate (48) is fixed to the base plate (18) by screws, the solenoid valve (49) is fixed to the power supply mounting plate (48) by screws, and the switch power supply (47) is fixed to the power supply mounting plate (48) by screws.

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